CN212197686U

CN212197686U - Big bearing feeder of integrative with initiative pay-off rectifies

Info

Publication number: CN212197686U
Application number: CN202020862113.3U
Authority: CN
Inventors: 王福康
Original assignee: Changzhou Sinajet Science and Technology Co Ltd
Current assignee: Changzhou Sinajet Science and Technology Co Ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2020-12-22
Anticipated expiration: 2030-05-21

Abstract

The utility model relates to the technical field of feeding mechanisms, in particular to a large-load-bearing feeding machine integrating deviation rectification and active feeding, which comprises a frame for bearing, the frame is sequentially provided with an active feeding structure for supporting the material roll and providing power, a tensioning structure for tensioning the material belt, a deviation-correcting signal structure and a corresponding deviation-correcting power structure, the material belt deviation is prevented through the deviation rectifying signal structure and the deviation rectifying power structure, the material belt deviation rectifying device has the advantage of sensitive control, in addition, the tension force of the tension rod is preset through adjusting the air pressure of the tension cylinder, when the active feeding structure feeds materials, the tensioning cylinder plays a role of floating support and feeds back a rotation signal of the oscillating bar to the control system through the encoder so as to control the rotating speed of the motor of the active feeding structure, therefore, the rotating speed of the active feeding structure is matched with the angle of the tensioning rod, and the material belt is always in a tensioning state.

Description

Big bearing feeder of integrative with initiative pay-off rectifies

Technical Field

The utility model belongs to the technical field of feeding mechanism technique and specifically relates to a big bearing feeder integrative with initiative pay-off rectifies.

Background

At present, a lot of strip materials in the industry are wound on a roller, when the strip materials are cut, a special feeding machine is needed to unwind a material roll and convey the material roll to a station, but the defect of insufficient tension is easy to occur in the conveying process of the material roll.

SUMMERY OF THE UTILITY MODEL

It is not enough to aim at overcoming the above-mentioned, the utility model provides a rectify and initiatively pay-off integrative big bearing feeder.

The utility model provides a technical scheme that its technical problem adopted is: a large-bearing feeder integrating deviation rectification and active feeding comprises a rack for bearing, wherein an active feeding structure for supporting a material coil and providing power and a tensioning structure for tensioning a material belt are sequentially arranged on the rack; the tensioning structure is arranged on the first bracket; the deviation correcting signal structure comprises a third support, a first sensor and a second sensor which are arranged in a staggered mode are mounted on the third support, and the third support is fixed on one side of the rack; the deviation rectifying power structure is connected with the first support and drives the first support to slide on the machine frame 1 for rectifying deviation.

According to the utility model discloses a further embodiment, further include, the pay-off axle is the physiosis axle, the physiosis axle both ends are installed on support one through quick chuck. The air expansion shaft can move and fix any position of the material roll on the shaft surface, so that the material roll is prevented from deviating, and the material can be conveniently and quickly loaded and unloaded through the quick chuck.

According to the utility model discloses a further embodiment, further include, the tension structure contains the tension rod, the tension rod both ends link to each other with the pendulum rod, the pendulum rod links to each other with the tensioning cylinder, the pendulum rod still links to each other with the encoder that is used for counting its turned angle, the encoder gives control system the rotational speed in order to control initiative pay-off structure with the signal transmission. The material is rolled up by the tensioning structure to achieve the effects of floating support and tensioning, signals are fed back to the control system, and the control system adjusts the rotating speed of the feeding shaft according to the signals.

According to the utility model discloses a further embodiment, further include, the pendulum rod rotates with second support through the pivot and links to each other, the end connection encoder of pivot, second support is fixed on first support.

According to the utility model discloses a further embodiment, further include, support one slides through antifriction bearing and L type support and links to each other with the frame, antifriction bearing sets up the lower extreme at support one, L type support is fixed in the frame, antifriction bearing is located L type support to prevent that support one from running out of the frame.

According to the utility model discloses a further embodiment, further include, what support three set up in sensor one and sensor two installation departments is waist type groove to the mounted position of adjustment sensor one and sensor two guarantees the accuracy of position, and adaptability is wider.

According to another embodiment of the invention, the deviation rectifying power structure is a servo motor, the servo motor is fixed on the rack, the servo motor is connected with the speed reducer, and power is transmitted to the first bracket through a gear rack structure, a synchronous belt structure or a ball screw structure, so that the deviation rectifying power structure can be selected and applied as required.

According to another embodiment of the invention, the deviation rectifying power structure is a servo electric cylinder or an air cylinder, the servo electric cylinder or the air cylinder is fixed on the frame, and an execution end of the servo electric cylinder or the air cylinder is connected with the first bracket. The linear motion of the servo electric cylinder or the linear motion of the cylinder execution end drives the support to linearly move.

According to the utility model discloses a further embodiment, further include, still install the guide structure who is used for leading the material area in the frame. The guide structure plays a role in motion guiding for the material roll and prevents motion interference or jamming.

According to the utility model discloses a further embodiment, further include, guide structure contains at least a set of guiding axle, the guiding axle passes through guide bracket to be fixed on support one.

The beneficial effects of the utility model are that, through the signal structure and the power structure of rectifying, be used for preventing that the material area off tracking, the advantage that has the control sensitivity, in addition, the tensile force of tension bar is predetermine to the size of atmospheric pressure through the adjustment tensioning cylinder, when the pay-off of initiative pay-off structure pay-off, the tensioning cylinder plays the floating supporting role, and give control system with the rotation signal feedback of pendulum rod through the encoder, with the rotational speed of the motor of control initiative pay-off structure, thereby make the rotational speed of initiative pay-off structure and the angle phase-match of tension bar, thereby make the material area be in the state of tensioning always.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic perspective view of the active feeding structure and the tensioning structure;

FIG. 4 is a side view of the tensioning structure;

FIG. 5 is a schematic view of a forward feed-through;

FIG. 6 is a schematic view of a reverse feed;

FIG. 7 is a schematic diagram of a deskew signal configuration;

FIG. 8 is a front view of a four-layer feed structure;

fig. 9 is a perspective view of a four-layer feeding structure.

In the figure, the device comprises a frame 1, a frame 2, an active feeding structure 2-1, a support I, a support 2-2, a feeding shaft 3, a tensioning structure 3-1, a tensioning rod 3-2, a square pipe 4, a guide structure 4-1, a guide shaft 4-2, a guide support 5, a swing rod 6, a tensioning cylinder 7, an encoder 8, a quick chuck 9, a rotating shaft 10, a support II, a support 11, a deviation correcting signal structure 11-1, a support III, a support 11-2, a sensor I, a sensor II, a sensor 11-4, a waist-shaped groove 12, a deviation correcting power structure 13, a rolling bearing 14, connecting section steel 15 and an L-shaped support.

Detailed Description

Fig. 1 to 9 are schematic structural diagrams of the present invention, which is a large load-bearing feeder integrating deviation correction and active feeding, and includes a frame 1 for bearing, the frame 1 is sequentially provided with an active feeding structure 2 for supporting a material roll and providing power, and a tensioning structure 3 for tensioning the material strip, one side of the frame 1 is provided with a deviation-correcting signal structure 11 for acquiring a material strip position signal and a corresponding deviation-correcting power structure 12, the active feeding structure 2 includes a bracket 1-2 and a feeding shaft 2-2 arranged in pairs, the feeding shaft 2-2 is rotatably connected to the bracket 1-2 and driven by a motor, and the bracket 1-2 is slidably connected to the frame 1; the tensioning structure 3 is arranged on the first bracket 2-1; the deviation rectifying signal structure 11 comprises a third support 11-1, a first sensor 11-2 and a second sensor 11-3 which are arranged in a staggered mode are mounted on the third support 11-1, and the third support 11-1 is fixed on one side of the rack 1; the deviation rectifying power structure 12 is connected with the first support 2-1 and drives the first support to slide on the rack 1 for rectifying deviation.

The rack 1 plays a role in bearing, in order to meet the requirement of large bearing, the rack 1 is formed by welding profile steels, and under the condition that some material rolls are not heavy, the rack 1 can be made of the profile steels; the feeding shaft 2-2 of the active feeding structure 2 is driven by a motor, preferably, a servo motor is adopted for driving, and power is transmitted to the feeding shaft 2-2 after being reduced by a speed reducer, so that accurate rotating speed control is achieved; the tensioning structure 3 mainly has a tensioning effect on the material belt; the deviation rectifying signal structure 11 is a first sensor 11-2 and a second sensor 11-3 which are arranged in a staggered mode, namely the first sensor 11-2 is arranged in front of the second sensor 11-3, when the second sensor 11-3 is arranged behind the first sensor, when the materials are normally fed, the materials are arranged between the first sensor 11-2 and the second sensor 11-3, the first sensor 11-2 can detect signals, and the second sensor 11-3 cannot detect signals; when the two groups of sensors can detect signals, the control system can control the deviation rectifying power structure 12 to act, so that the first support 2-1 moves towards the direction far away from the sensors, and the material level is positioned between the first sensor 11-2 and the second sensor 11-3; when the two groups of sensors can not detect signals, the control system can control the deviation rectifying power structure 12 to act, so that the first support 2-1 moves towards the sensors, the material is positioned between the first sensor 11-2 and the second sensor 11-3 again, and the deviation rectifying power structure 12 and the deviation rectifying signal structure 11 are matched, so that a good deviation rectifying effect is achieved on the material belt.

According to the utility model discloses a further embodiment, further include, pay-off axle 2-2 is the physiosis axle, the physiosis axle both ends are installed on support one 2-1 through quick chuck 8.

The air expansion shaft can move and fix any position of the material roll on the shaft surface to prevent deviation, and the material can be high-hardness steel, so that the bearing capacity is increased; the quick chuck 8 can be used for quick loading and unloading.

According to another embodiment of the present invention, further comprising that the tensioning structure 3 comprises a tensioning rod 3-1, both ends of the tensioning rod 3-1 are connected to a swing rod 5, the swing rod 5 is connected to a tensioning cylinder 6, the swing rod 5 is further connected to an encoder 7 for counting the rotation angle thereof, the encoder 7 transmits a signal to the control system to control the rotation speed of the active feeding structure 2.

The tensioning structure 3 mainly plays a role of floating support and tensioning for the material roll, and feeds signals back to the control system, the control system adjusts the rotating speed of the feeding shaft 2-2 according to the signals, specifically, the air pressure of the tensioning cylinder 6 is set according to the material type of the material roll, the tensioning force of the tensioning rod 3-1 is preset by adjusting the air pressure, generally speaking, an air pressure meter is arranged on the air path of the tensioning cylinder 6 to display the air pressure in real time, when the active feeding structure 2 starts feeding, the tensioning rod 3-1 tilts backwards for a certain angle due to the pressure of the material roll, namely, the oscillating rod 5 rotates for a certain angle, the rotation of the oscillating rod 5 is detected by the encoder 7, the encoder 7 feeds back the signal of the rotating angle to the control system, the control system controls the rotating speed of the motor of the active feeding structure 2, therefore, the backward rotating angle of the tensioning rod 3-1 can reflect the speed of the motor of the active feeding, when the backward rotation angle of the tensioning rod 3-1 is increased, the feeding speed is indicated to be too high, the control system controls the motor to slow down, when the backward rotation angle of the tensioning rod 3-1 is decreased, the feeding speed is indicated to be too low, the control system controls the motor to accelerate, the whole process is a dynamic balance process in which the rotation speed of the active feeding structure 2 is matched with the rotation angle of the tensioning rod 3-1, the tensioning cylinder 6 can extend out or retract to play a role of floating support along with the rotation of the oscillating rod 5, the execution end of the tensioning cylinder 6 is fixedly connected with the oscillating rod 5, the tensioning cylinder 6 is rotatably connected to the first support 2-1 to be matched with the rotation action of the oscillating rod 5, and the encoder 7 is an element for converting angular displacement into an electric signal in the prior art.

According to another embodiment of the present invention, further comprising that the swing rod 5 is rotatably connected to the second bracket 10 through a rotating shaft 9, the end of the rotating shaft 9 is connected to the encoder 7, and the second bracket 10 is fixed to the first bracket 2-1.

The second support 10 plays a role in rotatably supporting the tensioning structure 3, so that the swing rod 5 swings back and forth by taking the rotating shaft 9 as a center, preferably, the lower end of the swing rod 5 is connected with a square pipe 3-2, and plays a role in balancing tensioning force through the square pipe 3-2.

According to another embodiment of the present invention, it further comprises that the first support 2-1 is slidably connected to the frame 1 through a rolling bearing 13 and an L-shaped support 15, the rolling bearing 13 is disposed at a lower end of the first support 2-1, the L-shaped support 15 is fixed to the frame 1, and the rolling bearing 13 is disposed in the L-shaped support 15.

In the application, two supports I2-1 are welded and connected into a whole through two connecting section steels 14, four rolling bearings 13 are arranged at four corners of each support I2-1, and the side parts of the L-shaped supports 15 can limit the movement of the supports I2-1 in the left-right direction, so that the supports I2-1 are prevented from running out of the rack 1, and when the supports I2-1 slide left and right, the end parts of the connecting section steels 14 can be in contact with the rack 1, so that the stroke limiting effect is achieved. Preferably, the support I2-1 can be connected with the rack I1 in a sliding mode through a linear guide rail and a sliding block, and the linear guide rail and the sliding block can guarantee the motion precision of the support I2-1 under the condition that the precision requirement is high.

According to another embodiment of the present invention, it further comprises that the bracket three 11-1 is provided with a waist-shaped groove 11-4 at the installation position of the sensor one 11-2 and the sensor two 11-3.

The installation positions of the first sensor 11-2 and the second sensor 11-3 can be adjusted through the waist-shaped groove 11-4, and the accuracy of the positions is guaranteed. Preferably, the connection part of the bracket III 11-1 and the rack 1 is a waist-shaped groove, so that the position can be conveniently adjusted, and the adaptability is wider. In the application, the deviation rectifying range of the third support 11-1 is +/-300 mm, the deviation rectifying precision is within 5mm, and accurate edge alignment can be realized.

According to the utility model discloses a further embodiment, further include, the power structure 12 of rectifying is servo motor, servo motor fixes in frame 1, servo motor links to each other with the speed reducer, and rethread rack and pinion structure, synchronous belt structure or ball structure give support one 2-1 with power transmission.

In the application, the servo motor is connected with the speed reducer, the gear is arranged on the output shaft of the speed reducer, and the rack I2-1 is provided with the corresponding rack, so that the rotation of the servo motor is converted into the linear motion of the rack, and the rack I2-1 is driven to slide on the rack 1.

According to the utility model discloses a further embodiment, further include, the power structure 12 of rectifying is servo electric jar or cylinder, servo electric jar or cylinder are fixed in frame 1, and the execution end of servo electric jar or cylinder links to each other with support one 2-1. The linear motion of the actuating end of the servo electric cylinder or the air cylinder drives the first bracket to linearly move 2-1.

According to the utility model discloses a further embodiment, further include, still install guide structure 4 for guiding the material area on the frame 1. The guide structure 4 plays a role of motion guide for the material roll and prevents motion interference or jamming.

According to another embodiment of the present invention, it further comprises that the guiding structure 4 comprises at least one set of guiding shafts 4-1, and the guiding shafts 4-1 are fixed on the first bracket 2-1 through guiding brackets 4-2.

In the application, two groups of guide shafts 4-1 are adopted for the guide structure 4, the positions of the guide shafts 4-1 can be arranged as required, as shown in fig. 5, a schematic diagram of forward material penetration is shown, as shown in fig. 6, a schematic diagram of reverse material penetration is shown, and meanwhile, the guide shafts 4-1 positioned on the outer side are supported below the material belt to prevent the material belt from interfering; preferably, a bearing is arranged at the joint of the guide shaft 4-1 and the guide support 4-2, the bearing plays a role of rotary support, sliding friction between the guide shaft 4-1 and the material belt is converted into rolling friction, the running resistance of the material belt is reduced, and secondary deviation of the material belt is prevented.

It is worth mentioning, the utility model discloses a feeder is suitable for but not limited to on the guillootine, in addition, can set up more than two sets of feeders side by side on the guillootine to the realization is rolled up the pay-off of material to at least two sets of groups, as shown in figure 8 and figure 9, realizes the structural style of four layers of pay-offs for four group's feeders.

The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. A large-bearing feeder integrating deviation rectification and active feeding comprises a rack (1) for bearing, and is characterized in that an active feeding structure (2) for supporting a material roll and providing power and a tensioning structure (3) for tensioning the material strip are sequentially arranged on the rack (1), a deviation rectification signal structure (11) for acquiring a material strip position signal and a corresponding deviation rectification power structure (12) are arranged on one side of the rack (1),

the active feeding structure (2) comprises a first support (2-1) and a feeding shaft (2-2) which are arranged in pairs, the feeding shaft (2-2) is rotatably connected to the first support (2-1) and driven by a motor, and the first support (2-1) is connected with the rack (1) in a sliding manner;

the tensioning structure (3) is arranged on the first bracket (2-1);

the deviation rectifying signal structure (11) comprises a third support (11-1), a first sensor (11-2) and a second sensor (11-3) which are arranged in a staggered mode are mounted on the third support (11-1), and the third support (11-1) is fixed on one side of the rack (1);

the deviation rectifying power structure (12) is connected with the first support (2-1) and drives the first support to slide on the rack (1) for rectifying deviation.

2. The large load-bearing feeder integrating deviation rectification and active feeding as claimed in claim 1, wherein the feeding shaft (2-2) is an air expansion shaft, and two ends of the air expansion shaft are mounted on the first bracket (2-1) through a quick chuck (8).

3. The large load-bearing feeder integrating rectification and active feeding as claimed in claim 1, wherein the tension structure (3) comprises a tension rod (3-1), both ends of the tension rod (3-1) are connected with a swing rod (5), the swing rod (5) is connected with a tension cylinder (6), the swing rod (5) is further connected with an encoder (7) for counting the rotation angle of the swing rod, and the encoder (7) transmits a signal to a control system to control the rotation speed of the active feeding structure (2).

4. The large load-bearing feeder integrating deviation rectification and active feeding as claimed in claim 3, wherein the swing rod (5) is rotatably connected with a second bracket (10) through a rotating shaft (9), the end of the rotating shaft (9) is connected with an encoder (7), and the second bracket (10) is fixed on the first bracket (2-1).

5. The large-load-bearing feeder integrating rectification and active feeding as claimed in claim 1, wherein the first support (2-1) is slidably connected with the frame (1) through a rolling bearing (13) and an L-shaped support (15), the rolling bearing (13) is arranged at the lower end of the first support (2-1), the L-shaped support (15) is fixed on the frame (1), and the rolling bearing (13) is located in the L-shaped support (15).

6. The large load-bearing feeder integrating rectification and active feeding as claimed in claim 1, wherein the third bracket (11-1) is provided with a waist-shaped groove (11-4) at the installation position of the first sensor (11-2) and the second sensor (11-3).

7. The large load-bearing feeder integrating deviation rectification and active feeding as claimed in claim 1, wherein the deviation rectification power structure (12) is a servo motor, the servo motor is fixed on the frame (1), the servo motor is connected with a speed reducer, and power is transmitted to the first support (2-1) through a gear rack structure, a synchronous belt structure or a ball screw structure.

8. The large load-bearing feeder integrating deviation rectification and active feeding as claimed in claim 1, wherein the deviation rectification power structure (12) is a servo electric cylinder or an air cylinder, the servo electric cylinder or the air cylinder is fixed on the frame (1), and an execution end of the servo electric cylinder or the air cylinder is connected with the first bracket (2-1).

9. The large load-bearing feeder integrating rectification and active feeding as claimed in any one of claims 1 to 8, wherein the frame (1) is further provided with a guide structure (4) for guiding the material belt.

10. The large load-bearing feeder integrating deviation rectification and active feeding as claimed in claim 9, wherein the guiding structure (4) comprises at least one set of guiding shafts (4-1), and the guiding shafts (4-1) are fixed on the first bracket (2-1) through a guiding bracket (4-2).