CN214600057U - Compression roller device with automatic stress control function - Google Patents
Compression roller device with automatic stress control function Download PDFInfo
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- CN214600057U CN214600057U CN202120499898.7U CN202120499898U CN214600057U CN 214600057 U CN214600057 U CN 214600057U CN 202120499898 U CN202120499898 U CN 202120499898U CN 214600057 U CN214600057 U CN 214600057U
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Abstract
The utility model discloses a atress automatic control's compression roller device, including two servo motor, two drive screws, two resilience cylinders, two buffer cylinder, four swing joint boards, two pressure sensor, gum-backed roller and gravure roller, two servo motor's output fixedly connected with drive screw, the equal threaded connection of surface of two drive screws has the nut, the equal fixedly connected with slider in one side of two nuts, one side of two servo motor all is equipped with the support frame, the equal fixedly connected with fixed strip in one side of two support frames, two support frames are respectively through two fixed strips and two slider sliding connection, the equal fixedly connected with connecting block in bottom of two sliders, the equal fixed mounting in bottom of two connecting blocks has buffer cylinder. Through setting up feedback and buffer structure, come to carry out the handle control to the dynamics of gum roller to promote holistic product quality, also can satisfy the circle requirement of beating of coating process gravure roller and gum roller simultaneously.
Description
Technical Field
The utility model relates to a gravure coating machine technical field especially relates to a atress automatic control's compression roller device.
Background
The gravure coating technology has become an important part of modern manufacturing industry due to the characteristics of wide applicable processing objects (such as PDC, PET, PE, NY, CPP, OPP, BOPP, copper foil, aluminum foil, paper and the like) and wide application range of products (related to industries such as packaging, printing, new energy, paper processing and the like). The core technology of gravure coating is the control and adjustment of the contact force between a gravure roller and an adhesive backing roller, and the force cannot be too small or too large. The coating in the groove of the gravure roller cannot be completely discharged due to too small force, so that the product quality is influenced. The deformation of the gum roller can be caused by too large force, further the wrinkling and even the damage of the processing object can be caused, the service life of the gum roller can be shortened,
the driving force of the back rubber roller of the traditional gravure coating machine is not fed back or buffered at present, and the stress magnitude is operated by an experience or process parameter input method, so that the control and the control of the force are difficult to achieve accurately, and the forces of coating media with different viscosity coefficients are different. The structure can basically realize the stress of the rubber back-covered roller only by adjusting the output torque of the servo motor by experience. Because no buffer device is arranged, the coating process has high requirements on the circular runout of the gravure roller and the back rubber roller.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of prior art, the utility model provides a atress automatic control's compression roller device through setting up feedback and buffer structure, comes to carry out the accuse to the dynamics of gum roller to promote holistic product quality, also can satisfy the circle requirement of beating of coating process gravure roller and gum roller simultaneously.
In order to solve the technical problem, the utility model provides a following technical scheme: a compression roller device automatically controlled by stress comprises two servo motors, two driving lead screws, two rebound air cylinders, two buffer air cylinders, four movable connecting plates, two pressure sensors, a back rubber roller and a gravure roller, wherein the output ends of the two servo motors are fixedly connected with the driving lead screws, the outer surfaces of the two driving lead screws are respectively in threaded connection with nuts, one sides of the two nuts are respectively and fixedly connected with a sliding block, one sides of the two servo motors are respectively provided with a supporting frame, one sides of the two supporting frames are respectively and fixedly connected with a fixing strip, the two supporting frames are respectively and slidably connected with the two sliding blocks through the two fixing strips, the bottoms of the two sliding blocks are respectively and fixedly connected with a connecting block, the bottoms of the two connecting blocks are respectively and fixedly provided with the buffer air cylinders, the output ends of the two buffer air cylinders are respectively provided with a buffer ejector rod, and two sides of the two connecting blocks are respectively and fixedly connected with a sliding rod, two be equipped with back of the body rubber roll between the connecting block, the both sides of back of the body rubber roll all are equipped with the bearing frame, two the equal fixedly connected with swing joint board in both sides at bearing frame top, four the movable groove has all been seted up at swing joint board's top, four the inside of movable groove respectively with the surface sliding connection of four slide bars, two the top of bearing frame is the fixed pressure sensor that is equipped with all, two the equal fixedly connected with brace table in one side of support frame bottom, two the top of brace table is the fixed resilience cylinder that is equipped with all, two the output of resilience cylinder is the fixed resilience ejector pin that is equipped with all, the bottom of back of the body rubber roll is equipped with gravure roller.
As an optimal technical scheme of the utility model, two buffer cylinder is the installation of standing upside down, and the position of two buffering ejector pins is corresponding with two pressure sensor's position respectively.
As an optimal technical scheme of the utility model, two the resilience cylinder is just founding the installation, and the position of two bearing frames is corresponding with the position of two resilience ejector pins.
As an optimal technical scheme of the utility model, two all be equipped with triangle support piece between connecting block and two sliders.
As an optimized technical scheme of the utility model, two the bearing frame all sets up to "L" shape.
As an optimal technical scheme of the utility model, two the fixed strip all sets up to "T" shape, and the inside of two sliders all is equipped with "T" shape spout.
As an optimized technical scheme of the utility model, the both ends of back of the body rubber roll are rotated with one side of two bearing frames respectively and are connected.
As an optimized technical scheme of the utility model, two servo motor is about the central line axial symmetric distribution of back of the body rubber roll.
Compared with the prior art, the utility model discloses the beneficial effect that can reach is:
1. through setting up buffer structure, utilize buffer cylinder's buffering ejector pin top to move pressure sensor for the slide bar slides in the activity inslot, has certain cushioning effect, thereby avoids the direct striking of gum roller on gravure roller. The service life is influenced by overlarge instant stress, even the motor is overloaded and gives an alarm, and meanwhile, the pressure applied by the back rubber roller to the gravure roller can be accurately controlled, so that the product quality is improved, and the service life of the gravure coating machine is prolonged;
2. by arranging the rebound air cylinder, under the condition that the driving screw rod and the nut are self-locked and immovable, the rebound air cylinder can also jack the back rubber roll by using the rebound ejector rod, so that the back rubber roll is away from the gravure roll by a certain distance, thereby realizing accurate intermittent walking and accurate alignment of front and back coating, and solving the problem that the traditional coating machine cannot meet the actual use requirement by depending on the operation mode of reversely rotating and pulling the back rubber roll by a servo motor;
3. the buffer cylinder is arranged, so that relative displacement between the gravure roller and the gum roller caused by machining precision can be absorbed, and the contact area between the gum roller and the gravure roller is kept unchanged. Thereby ensuring the stable quality of the coating object.
Drawings
Fig. 1 is a schematic plan view of the present invention;
fig. 2 is a schematic view of the enlarged structure of a part a in fig. 1 according to the present invention;
wherein: 1. a servo motor; 2. driving a lead screw; 3. a rebound cylinder; 4. a buffer cylinder; 5. a movable connecting plate; 6. a pressure sensor; 7. back rubber rollers; 8. a gravure roller; 9. a slider; 10. a support frame; 11. a fixing strip; 12. a slide bar; 13. a movable groove; 14. buffering the ejector rod; 15. a bearing seat; 16. a support table; 17. rebounding the ejector rod; 18. a nut; 19. connecting blocks; 20. a triangular support.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.
Example (b):
as shown in figures 1-2, a pressure roller device with automatic stress control comprises two servo motors 1, two driving screws 2, two rebound cylinders 3, two buffer cylinders 4, four movable connecting plates 5, two pressure sensors 6, a gum roller 7 and a gravure roller 8, wherein the output ends of the two servo motors 1 are fixedly connected with the driving screws 2, the outer surfaces of the two driving screws 2 are respectively in threaded connection with nuts 18, one sides of the two nuts 18 are respectively and fixedly connected with a sliding block 9, one sides of the two servo motors 1 are respectively provided with a supporting frame 10, one sides of the two supporting frames 10 are respectively and fixedly connected with a fixing strip 11, the two supporting frames 10 are respectively in sliding connection with the two sliding blocks 9 through the two fixing strips 11, the bottoms of the two sliding blocks 9 are respectively and fixedly connected with a connecting block 19, the bottoms of the two connecting blocks 19 are respectively and fixedly provided with the buffer cylinders 4, the output ends of the two buffer cylinders 4 are respectively provided with a buffer ejector rod 14, slide bars 12 are fixedly connected to two sides of the two connecting blocks 19, a back rubber roll 7 is arranged between the two connecting blocks 19, bearing blocks 15 are arranged on two sides of the back rubber roll 7, movable connecting plates 5 are fixedly connected to two sides of the top of each bearing block 15, movable grooves 13 are formed in the tops of the four movable connecting plates 5, the interiors of the four movable grooves 13 are respectively in sliding connection with the outer surfaces of the four slide bars 12, pressure sensors 6 are fixedly arranged on the tops of the two bearing blocks 15, supporting tables 16 are fixedly connected to one sides of the bottoms of the two supporting frames 10, rebound cylinders 3 are fixedly arranged on the tops of the two supporting tables 16, rebound ejector rods 17 are fixedly arranged at output ends of the two rebound cylinders 3, and gravure rollers 8 are arranged at the bottom of the back rubber roll 7;
when the servo motor 1 drives the driving screw rod 2 to rotate, the nut 18 can move downwards, the nut 18 drives the sliding block 9 to move downwards along the fixed strip 11, the fixed strip 11 drives the connecting block 19 to move downwards, the connecting block 19 drives the movable connecting plate 5 to move downwards, and further drives the bearing block 15 to move downwards, so that the back rubber roller 7 rapidly moves downwards to a position close to the gravure roller 8, at the moment, the electromagnetic valve of the buffer cylinder 4 is controlled to be opened, the buffer ejector rod 14 of the buffer cylinder 4 extends out and abuts against the pressure sensor 6, because the movable connecting plate 5 is matched with the slide rod 12 through the movable groove 13 and is connected with the connecting block 19, at the moment, when the back rubber roller 7 contacts the gravure roller 8, the slide rod 12 can move upwards for a certain distance along the movable groove 13 due to the interaction between the buffer ejector rod 14 extending out of the buffer cylinder 4 and the pressure sensor 6, so as to drive the bearing block 15 and the back rubber roller 7 to move upwards for a certain distance, under the action of the servo motor 1, the gum backing roller 7 continues to move downwards, so that the pressure between the gum backing roller 7 and the gravure roller 8 is slowly increased until a set value is reached, at the moment, under the feedback of the pressure sensor 6, the servo motor 1 stops working, as the self-locking structure is arranged between the driving screw rod 2 and the nut 18, the nut 18 can be kept not to move any more, so that the pressure applied by the gum backing roller 7 can be kept unchanged, meanwhile, the buffer cylinder 4 can absorb the relative displacement between the gravure roller 8 and the gum backing roller 7 caused by the processing precision, so that the contact area between the gum backing roller 7 and the gravure roller 8 is kept unchanged, the quality of a coating object is ensured to be stable, meanwhile, when the gravure coating machine is normally produced, the rebound ejector rod 17 of the rebound cylinder 3 is in a recovery state and is not in contact with the bearing seat 15 on the gum roller 7, and when the system sends an opening instruction, buffer cylinder 4 and resilience cylinder 3 simultaneous working, buffer cylinder 4 withdraws buffering ejector pin 14, resilience cylinder 3 stretches out resilience ejector pin 17, because movable groove 13 and slide bar 12 belong to swing joint, so back of the body rubber roll 7 is swing joint with slider 9 also, under the circumstances that drive lead screw 2 and nut 18 auto-lock are motionless, resilience cylinder 3 also can utilize resilience ejector pin 17 jack-up back of the body rubber roll 7, thereby make back of the body rubber roll 7 leave 8 certain distances of gravure roll, thereby accurate intermittent type is on foot and the accurate counterpoint of positive and negative coating have been realized.
In other embodiments, the two buffer air cylinders 4 are installed in an inverted manner, and the positions of the two buffer push rods 14 correspond to the positions of the two pressure sensors 6 respectively; the buffer cylinder 4 is convenient to push the pressure sensor 6.
In other embodiments, the two rebound cylinders 3 are both vertically installed, and the positions of the two bearing seats 15 correspond to the positions of the two rebound push rods 17; the rebound cylinder 3 is convenient to jack up the bearing seat 15.
In other embodiments, a triangular support 20 is arranged between the two connecting blocks 19 and the two sliding blocks 9; the connecting block 19 is prevented from being broken in long-term use, so that the service life of the connecting block 19 is prolonged.
In other embodiments, both bearing blocks 15 are provided in an "L" shape; the convenience bearing block 15 can be aligned with the cushion cylinder 4 and can be aligned with the rebound cylinder 3.
In other embodiments, the two fixing strips 11 are both arranged in a T shape, and the inside of each of the two sliding blocks 9 is provided with a T-shaped sliding groove; the sliding block 9 can slide with the fixing strip 11 conveniently, and meanwhile, the mutual limiting is realized.
In other embodiments, two ends of the gum roller 7 are respectively and rotatably connected with one side of the two bearing seats 15; the rubber backing roller 7 can rotate conveniently.
In other embodiments, the two servo motors 1 are symmetrically distributed around the central axis of the back-rubber roller 7; the servo motor 1 can drive the driving screw rod 2 to rotate conveniently, so that the back rubber roller 7 is driven to move downwards better.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a atress automatic control's compression roller device, includes two servo motor (1), two drive lead screw (2), two resilience cylinder (3), two buffer cylinder (4), four swing joint board (5), two pressure sensor (6), gum roller (7) and gravure roller (8), its characterized in that: the output ends of the two servo motors (1) are fixedly connected with driving lead screws (2), the outer surfaces of the two driving lead screws (2) are in threaded connection with nuts (18), one sides of the two nuts (18) are fixedly connected with sliders (9), one sides of the two servo motors (1) are respectively provided with a support frame (10), one sides of the two support frames (10) are respectively and fixedly connected with fixing strips (11), the two support frames (10) are respectively in sliding connection with the two sliders (9) through the two fixing strips (11), the bottoms of the two sliders (9) are respectively and fixedly connected with connecting blocks (19), the bottoms of the two connecting blocks (19) are respectively and fixedly provided with buffer air cylinders (4), the output ends of the two buffer air cylinders (4) are respectively provided with buffer ejector rods (14), and two sides of the two connecting blocks (19) are respectively and fixedly connected with sliding rods (12), two be equipped with back of body rubber roll (7) between connecting block (19), the both sides of back of body rubber roll (7) all are equipped with bearing frame (15), two the equal fixedly connected with swing joint board (5) in both sides at bearing frame (15) top, four movable groove (13), four have all been seted up at the top of swing joint board (5) the inside of movable groove (13) respectively with the surface sliding connection of four slide bars (12), two the top of bearing frame (15) is all fixed and is equipped with pressure sensor (6), two the equal fixedly connected with brace table (16) in one side of support frame (10) bottom, two the top of brace table (16) is all fixed and is equipped with resilience cylinder (3), two the output of resilience cylinder (3) is all fixed and is equipped with resilience ejector pin (17), the bottom of back of body rubber roll (7) is equipped with gravure roller (8).
2. The pressure roller device with automatic control of stress according to claim 1, wherein: the two buffer cylinders (4) are installed in an inverted mode, and the positions of the two buffer ejector rods (14) correspond to the positions of the two pressure sensors (6) respectively.
3. The pressure roller device with automatic control of stress according to claim 1, wherein: two rebound cylinders (3) are installed upright, and the positions of two bearing seats (15) correspond to the positions of two rebound ejector rods (17).
4. The pressure roller device with automatic control of stress according to claim 1, wherein: two triangular supporting pieces (20) are arranged between the connecting blocks (19) and the two sliding blocks (9).
5. The pressure roller device with automatic control of stress according to claim 1, wherein: the two bearing seats (15) are both L-shaped.
6. The pressure roller device with automatic control of stress according to claim 1, wherein: two the fixed strip (11) all sets up to "T" shape, and the inside of two sliders (9) all is equipped with "T" shape spout.
7. The pressure roller device with automatic control of stress according to claim 1, wherein: and two ends of the back rubber roll (7) are respectively and rotatably connected with one side of the two bearing blocks (15).
8. The pressure roller device with automatic control of stress according to claim 1, wherein: the two servo motors (1) are symmetrically distributed around the central line of the back rubber roll (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120499898.7U CN214600057U (en) | 2021-03-09 | 2021-03-09 | Compression roller device with automatic stress control function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120499898.7U CN214600057U (en) | 2021-03-09 | 2021-03-09 | Compression roller device with automatic stress control function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214600057U true CN214600057U (en) | 2021-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120499898.7U Active CN214600057U (en) | 2021-03-09 | 2021-03-09 | Compression roller device with automatic stress control function |
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| Country | Link |
|---|---|
| CN (1) | CN214600057U (en) |
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2021
- 2021-03-09 CN CN202120499898.7U patent/CN214600057U/en active Active
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| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: No. 20 Majun Street, Dongyong Town, Nansha District, Guangzhou City, Guangdong Province, 511400 Patentee after: Guangdong Jiemeng Intelligent Equipment Co.,Ltd. Country or region after: China Address before: 510000 No.18, MafA street, Dongyong Town, Nansha District, Guangzhou City, Guangdong Province Patentee before: Guangdong jiemeng Intelligent Equipment Co.,Ltd. Country or region before: China |
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