阅读说明：本技术 伺服高速辊式送料机 (Servo high-speed roller type feeding machine ) 是由 畅志军 于 2019-10-10 设计创作，主要内容包括：本发明公开了一种伺服高速辊式送料机,其包括上压辊、下压辊、上辊顶升机构、伺服送料电机、进料调节机构和出料调节机构,上压辊和下压辊均设置于主箱体内,且下压辊位于上压辊下方,下压辊通过第一传动机构与上压辊连接,下压辊通过第二传动机构与伺服送料电机连接,上辊顶升机构包括有上辊提升伺服电机、提升杠杆和上辊提升杆,上辊提升伺服电机连接有一凸轮,该凸轮的外周抵接与提升杠杆的一端下侧,提升杠杆的另一端与一杠杆支点活动连接,上辊提升杆的上端连接于提升杠杆的两端之间,上辊提升杆的下端与上压辊连接。采用杠杆加凸轮传动的方式开启上压辊,可以有效降低所需的电机扭矩,从而提升送料速度。(The invention discloses a servo high-speed roller feeder which comprises an upper compression roller, a lower compression roller, an upper roller jacking mechanism, a servo feeding motor, a feeding adjusting mechanism and a discharging adjusting mechanism, wherein the upper compression roller and the lower compression roller are arranged in a main box body, the lower compression roller is positioned below the upper compression roller, the lower compression roller is connected with the upper compression roller through a first transmission mechanism, the lower compression roller is connected with the servo feeding motor through a second transmission mechanism, the upper roller jacking mechanism comprises an upper roller lifting servo motor, a lifting lever and an upper roller lifting rod, the upper roller lifting servo motor is connected with a cam, the periphery of the cam is abutted against the lower side of one end of the lifting lever, the other end of the lifting lever is movably connected with a lever fulcrum, the upper end of the upper roller lifting rod is connected between the two ends of the lifting lever, and the lower end of the. The upper compression roller is opened in a lever and cam transmission mode, so that the required motor torque can be effectively reduced, and the feeding speed is increased.)

1. The utility model provides a servo high-speed roll feeder, including the main tank body, be provided with the compression roller in the main tank body and be located go up the lower compression roller of compression roller below, the both sides of the main tank body are provided with feeding adjustment mechanism and ejection of compact adjustment mechanism, its characterized in that: servo high-speed roll feeder is still including going up roller climbing mechanism and servo feeding motor, down the compression roller through first drive mechanism with go up the compression roller and connect, down the compression roller pass through second drive mechanism with servo feeding motor connects, go up roller climbing mechanism including last roller promotion servo motor, lifting lever and last roller lifting rod, go up roller promotion servo motor and be connected with a cam, the periphery butt of this cam with the one end downside of lifting lever, the other end and a lever fulcrum swing joint of lifting lever, the upper end of going up the roller lifting rod connect in between the both ends of lifting lever, go up the roller lifting rod the lower extreme with go up the compression roller and connect.

2. The servo high-speed roll feeder according to claim 1, wherein: still be provided with a cab apron in the main tank, go up the compression roller through support bearing install in on the cab apron, one side of crossing the cab apron through an upper roller promote the fulcrum axle with main tank body swing joint, the opposite side of crossing the cab apron with keep away from of upper roller lifting rod the one end of promoting the lever is connected.

3. The servo high-speed roll feeder according to claim 2, wherein: the lower compression roller is installed on the main box body through a supporting bearing, the first transmission mechanism comprises a first gear and a second gear which are meshed with each other, the first gear is fixedly connected with a rotating shaft, the rotating shaft is installed on the main box body through a bearing, the upper compression roller is connected with the first gear through a slider coupler, and the lower compression roller is connected with the second gear.

4. The servo high-speed roll feeder according to claim 3, wherein: the support bearing is a needle bearing.

5. The servo high-speed roll feeder according to claim 2, wherein: the material pressing air bag is arranged in the main box body, the upper portion of the material pressing air bag is fixedly connected with a top plate of the main box body, and the lower portion of the material pressing air bag is abutted to the transition plate.

6. The servo high-speed roll feeder according to claim 1, wherein: the upper roll jacking mechanism is arranged at the top of the main box body.

7. The servo high-speed roll feeder according to claim 1, wherein: the second transmission mechanism comprises a feeding driving belt wheel connected with the servo feeding motor, a feeding synchronous belt wheel connected with the lower pressing roller and a feeding synchronous belt, and the feeding driving belt wheel is connected with the feeding synchronous belt wheel through the feeding synchronous belt.

8. The servo high-speed roll feeder according to claim 1, wherein: the feeding adjusting mechanism comprises a feeding frame, a plurality of groups of feeding limiting rollers are arranged on the feeding frame side by side, each group of feeding limiting rollers comprise two feeding limiting rollers which are arranged from top to bottom, and a gap through which a feeding sheet can pass is reserved between the two feeding limiting rollers of each group of feeding limiting rollers.

9. The servo high-speed roll feeder of claim 8, wherein: and feeding adjusting rollers are arranged on two sides of the feeding frame.

10. The servo high-speed roll feeder according to claim 1, wherein: the discharging adjusting mechanism comprises a discharging adjusting bottom plate, and discharging adjusting rollers are arranged on two sides of the discharging adjusting bottom plate.

Technical Field

The invention relates to the technical field of feeding machines, in particular to a servo high-speed roller type feeding machine.

Background

The material sheets are common processing materials in the machining industry, and with the advance of production automation, the material sheets are conveyed by an automatic route. The feeder for conveying the material sheet generally comprises a lower compression roller serving as a driving roller and an upper compression roller serving as a driven roller, the material sheet is arranged between the two rollers, and the material sheet is driven to advance by using the friction force between the material sheet and the two rollers. However, in the existing feeder, a jacking motor is arranged at the bottom of a lower press roller, the jacking motor drives a connecting rod to jack through a cam to realize opening or closing actions of the upper press roller, and because the upper press roller is opened in a direct connection mode of a built-in cam, too many parts are mounted on the jacking motor, so that the generation of inertia is increased, the consumed torque is large, and the feeding speed is influenced; an open gear transmission is adopted between an upper compression roller and a lower compression roller of the existing feeder, the gear gap changes along with the thickness change of a material sheet, the amplitude is large, the feeding frequency is low, and the feeding precision is low; an upper compression roller and a lower compression roller of the existing feeder are installed on a main box body by adopting deep groove ball bearings, and the deep groove ball bearings are used as main rotating fulcrums of the feeder, so that the precision is low, the abrasion is fast, and the service life of the feeder is influenced; the existing feeder is complex in structure, inconvenient to maintain and low in modularization degree.

Disclosure of Invention

The invention aims to provide a servo high-speed roller feeder capable of improving the feeding speed.

In order to solve the technical problems, the invention adopts the following technical scheme:

a servo high-speed roller feeder comprises an upper compression roller, a lower compression roller, an upper roller jacking mechanism, a servo feeding motor, a feeding adjusting mechanism and a discharging adjusting mechanism, wherein the upper compression roller and the lower compression roller are both arranged in a main box body, and the lower compression roller is positioned below the upper compression roller and is connected with the upper compression roller through a first transmission mechanism, the lower compression roller is connected with the servo feeding motor through a second transmission mechanism, the upper roller jacking mechanism comprises an upper roller lifting servo motor, a lifting lever and an upper roller lifting rod, the upper roller lifting servo motor is connected with a cam, the periphery of the cam is abutted against the lower side of one end of the lifting lever, the other end of the lifting lever is movably connected with a lever fulcrum, the upper end of the upper roll lifting rod is connected between the two ends of the lifting lever, and the lower end of the upper roll lifting rod is connected with the upper compression roller.

Preferably, a transition plate is further arranged in the main box body, the upper compression roller is mounted on the transition plate through a support bearing, one side of the transition plate is movably connected with the main box body through an upper roller lifting fulcrum shaft, and the other side of the transition plate is connected with one end, far away from the lifting lever, of the upper roller lifting rod.

Preferably, the lower pressing roller is mounted on the main box body through a support bearing, the first transmission mechanism comprises a first gear and a second gear which are meshed with each other, the first gear is fixedly connected with a rotating shaft, the rotating shaft is mounted on the main box body through a bearing, the upper pressing roller is connected with the first gear through a slider coupler, and the lower pressing roller is connected with the second gear.

Preferably, the support bearing is a needle bearing.

Preferably, a material pressing air bag is further arranged in the main box body, the upper portion of the material pressing air bag is fixedly connected with a top plate of the main box body, and the lower portion of the material pressing air bag is abutted to the transition plate.

Preferably, the upper roll jacking mechanism is arranged at the top of the main box body.

Preferably, the second transmission mechanism comprises a feeding driving belt wheel connected with the servo feeding motor, a feeding synchronous belt wheel connected with the lower pressure roller and a feeding synchronous belt, and the feeding driving belt wheel is connected with the feeding synchronous belt wheel through the feeding synchronous belt.

Preferably, the feeding adjusting mechanism comprises a feeding frame, a plurality of groups of feeding limiting rollers are arranged on the feeding frame side by side, each group of feeding limiting rollers comprises two feeding limiting rollers which are arranged from top to bottom, and a gap through which a feeding sheet can pass is reserved between the two feeding limiting rollers of each group of feeding limiting rollers.

Preferably, the two sides of the feeding frame are provided with feeding adjusting rollers.

Preferably, the discharging adjusting mechanism comprises a discharging adjusting bottom plate, and discharging adjusting rollers are arranged on two sides of the discharging adjusting bottom plate.

The invention has the beneficial technical effects that: above-mentioned servo high-speed roll feeder, opening of going up the compression roller adopts lever and cam drive's mode, drives earlier through the cam and promotes the lever and upwards overturn and will go up the roller lifting rod, then drive the compression roller lifting through going up the roller lifting rod, can reduce inertia, effectively reduce required motor torque to promote the pay-off speed.

Drawings

FIG. 1 is a top view of a servo high speed roll feeder of the present invention;

FIG. 2 is a schematic sectional view of the servo high speed roller feeder according to the present invention;

fig. 3 is a schematic cross-sectional view of the servo high-speed roll feeder in the left view direction.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood by those skilled in the art, the present invention is further described with reference to the accompanying drawings and examples.

As shown in fig. 1-3, in an embodiment of the present invention, the servo high-speed roll feeder includes an upper press roll 3, a lower press roll 2, an upper roll jacking mechanism, a servo feeding motor 16, a feeding adjustment mechanism, and a discharging adjustment mechanism, where the upper press roll 3 and the lower press roll 2 are both disposed in the main box 1, and the lower press roll 2 is located below the upper press roll 3. The lower pressing roller 2 is connected with the upper pressing roller 3 through a first transmission mechanism, and the lower pressing roller 2 drives the upper pressing roller 3 to rotate through the first transmission mechanism; the lower pressing roller 2 is connected with the servo feeding motor 16 through a second transmission mechanism, and the servo feeding motor 16 drives the lower pressing roller 2 to rotate. Go up roller climbing mechanism and set up in the top of the main tank body 1, go up roller climbing mechanism including last roller lifting servo motor 11, promote lever 13 and go up roller lifting rod 14, go up roller lifting servo motor 11 and be connected with a cam 12, this cam 12's periphery butt with promote lever 13's one end downside, promote lever 13's the other end and a lever fulcrum 15 swing joint, go up roller lifting rod 14's upper end connect in between promoting lever 13's the both ends, go up roller lifting rod 14's lower extreme with it connects to go up compression roller 3. The feeding adjusting mechanism and the discharging adjusting mechanism are arranged on two sides of the main box body 1, and material sheets enter from the feeding adjusting mechanism and are output through the discharging adjusting mechanism after being conveyed by the lower pressing roller 2 and the upper pressing roller 3.

The main box body 1 is also internally provided with a transition plate 9 and a swaging air bag 10, and the upper compression roller 3 is arranged on the transition plate 9 through a needle bearing 41 and a needle bearing 42. One side of the transition plate 9 is movably connected with the main box body 1 through an upper roller lifting fulcrum shaft 91, and the other side of the transition plate 9 is connected with one end of the upper roller lifting rod 14, which is far away from the lifting lever 13. The upper part of the material pressing air bag 10 is fixedly connected with the top plate of the main box body 1, the lower part of the material pressing air bag 10 is abutted against the transition plate 9, the material pressing air bag 10 can increase the clamping force between the lower pressing roller 2 and the upper pressing roller 3, increase the friction between the material sheet and the lower pressing roller 2 and the upper pressing roller 3, and is beneficial to increasing the traction force for conveying the material sheet.

The lower pressure roller 2 is mounted on the main box body 1 through a needle bearing 43 and a needle bearing 44, the first transmission mechanism comprises a first gear 7 and a second gear 6, the first gear 7 is fixedly connected with a rotating shaft 5, the rotating shaft 5 is mounted on the main box body 1 through a bearing 45, the upper pressure roller 3 is connected with the first gear 7 through a high-rigidity slider coupler 8, and the lower pressure roller 2 is connected with the second gear 3. The slider coupler 8 can be connected eccentrically and can eliminate eccentricity, so that the eccentric rotation of the upper press roll 3 and the first gear 7 is realized, the first gear 7 and the second gear 6 are meshed with each other, the closed gear transmission between the lower press roll 2 and the upper press roll 3 is realized, the high-precision transmission can be realized in the opening or closing process of the upper press roll 3, the high-precision feeding is realized, and the noise is low.

The second transmission mechanism comprises a feeding driving belt wheel connected with the servo feeding motor 16, a feeding synchronous belt wheel 18 connected with the lower pressing roller 2 and a feeding synchronous belt 17, and the feeding driving belt wheel is connected with the feeding synchronous belt wheel 18 through the feeding synchronous belt 17. The servo feeding motor 16 drives the feeding driving belt wheel to rotate, and the feeding driving belt wheel drives the feeding synchronous belt wheel 18 to rotate through the feeding synchronous belt 17, so that the lower compression roller 2 is driven to rotate.

The feeding adjusting mechanism comprises a feeding frame 16, a plurality of groups of feeding limiting rollers 20 are arranged on the feeding frame 19 side by side, each group of feeding limiting rollers 20 comprises two feeding limiting rollers 20 arranged up and down, and a gap through which a feeding sheet can pass is reserved between the two feeding limiting rollers 20 of each group of feeding limiting rollers 20. The feeding limiting roller 20 can limit the position of the material sheet, so that the material head or the material tail is provided with the material sheet which is tilted or deformed to be paved, and the material sheet can conveniently enter the feeding machine. The feeding frame 19 is provided with feeding adjusting rollers 21 at two sides, and the distance between the feeding adjusting rollers 21 at two sides of the feeding frame 19 can be adjusted through a handle 22, so that the feeding width can be adjusted. The discharging adjusting mechanism comprises a discharging adjusting bottom plate 23, and discharging adjusting rollers 24 are arranged on two sides of the discharging adjusting bottom plate 23 to adjust the discharging width.

The working process of the embodiment: the tablet is through the spacing back of regulation of feeding spacing cylinder 20 and feeding adjusting cylinder 21, enter into down between compression roller 2 and the last compression roller 3, go up roller lifting servo motor 11 and drive cam 12 turned angle, thereby it lifts along lever fulcrum 15 pivoted lifting lever 13 to drive, lifting lever 13 drives upper roller lifting rod 14 and realizes upwards displacement, upper roller lifting rod 14 drives cab apron 9 and upwards overturns along last roller lifting fulcrum axle 91, thereby it keeps away from lower compression roller 2 to drive upper compression roller 3, accomplish opening of upper compression roller 3 promptly, at this moment, the tablet is in free state, can adjust the tablet, in order to reach higher pay-off precision. After the material sheet is adjusted, the upper roller lifting servo motor 11 drives the cam 12 to rotate for a second time, so that the cam 12 is released and does not lift the lifting lever 13, the upper pressing roller 3 is further in a free state, the closing of the upper pressing roller 3 is completed, and the precise rotation between the upper pressing roller 3 and the lower pressing roller 2 is realized. At the moment, the material pressing air bag 10 is pressed against the upper press roll 3 under the pressure of an external air source, the upper press roll 3 presses the material sheet under the pressure action of the pressure air bag 10, and the feeding servo motor 16 drives the lower press roll 2 and drives the upper press roll 3 to rotate, so that friction force is generated, and feeding action is realized.

The invention has the following beneficial effects:

1. the upper compression roller 3 is opened (namely the jacking process of the upper compression roller 3) in a lever and cam rotating mode, the cam 12 drives the lifting lever 13 to upwards overturn to lift the upper roller lifting rod 14, then the upper roller lifting rod 14 drives the transition plate 9 to upwards overturn to lift the upper compression roller 3, the lifting process of the upper compression roller 3 needs to be subjected to two lever actions, the inertia can be reduced, the required motor torque is effectively reduced, the feeding speed is increased, the feeding speed can reach 80m/Min at the highest speed, and the feeding frequency can reach 500SPM at the highest speed.

2. The upper press roll 3 and the lower press roll 2 are in closed gear transmission with good lubricating property, so that the upper press roll 3 can realize high-precision transmission in the opening or closing process, high-precision feeding is realized, the noise is low, and the repeated feeding precision can reach +/-0.05 mm.

3. The upper press roll 3 and the lower press roll 2 are arranged on the main box body through needle bearings, the needle bearing capacity is large, the bearing clearance is small, and the needle bearings are used as transmission fulcrums of the feeder, so that the service life of the feeder can be prolonged.

4. The upper roller jacking mechanism is arranged at the top of the main box body 1, so that the size of the main box body can be reduced, the rigidity of the main box body is increased, and the stability of the main box body is better. In addition, the upper roller jacking mechanism is arranged outside the main box body as a module, so that the modularization degree is improved, and the maintenance is more convenient.

The foregoing is considered as illustrative of the preferred embodiments of the invention and is not to be construed as limiting the invention in any way. Various equivalent changes and modifications can be made by those skilled in the art based on the above embodiments, and all equivalent changes and modifications within the scope of the claims should fall within the protection scope of the present invention.