CN214933528U

CN214933528U - Door and window frame carries positioner

Info

Publication number: CN214933528U
Application number: CN202121182111.0U
Authority: CN
Inventors: 高振华
Original assignee: Jinan Cgma Cnc Machinery Co ltd
Current assignee: Jinan Cgma Cnc Machinery Co ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2021-11-30
Anticipated expiration: 2031-05-28

Abstract

The utility model relates to a door and window frame conveying and positioning device, which comprises a synchronous belt conveying line, a photoelectric sensor and a lifting mechanism, wherein the synchronous belt conveying line, the photoelectric sensor and the lifting mechanism are supported by a supporting piece, the photoelectric sensor is used for detecting whether a workpiece is conveyed to a set position along the synchronous belt conveying line, the lifting mechanism is arranged at one side of the photoelectric sensor, which is close to the conveying end of the synchronous belt conveying line, and the lifting mechanism can vertically lift to convey the workpiece in a clearance-type manner; photoelectric sensor can be with signal transmission to controller, and the controller can control opening of synchronous conveyer belt and stop and elevating system's lift, and the distance between photoelectric sensor and the elevating system is set for: when the workpiece moves to the lifting mechanism along the synchronous belt conveying line under the inertia effect, the speed of the workpiece is smaller than a set value.

Description

Door and window frame carries positioner

Technical Field

The utility model belongs to the technical field of conveyor, concretely relates to positioner is carried to door and window frame.

Background

The statements herein merely provide background related to the present disclosure and may not necessarily constitute prior art.

The corner combining machine is key equipment for producing aluminum alloy doors and windows, and the feeding speed and the positioning accuracy of an aluminum alloy door and window frame to the corner combining machine affect the working efficiency and the corner combining quality of the corner combining machine.

In some technical schemes, a synchronous belt conveying line is adopted to intermittently supply materials to the corner combining machine, but the problem of inaccurate transmission and positioning of the aluminum profile door and window frame is easily caused, and the production efficiency of corner combining is reduced.

The inventor knows that the reason for the inaccurate conveying and positioning of the synchronous belt conveying line is as follows: after the door and window frame reaches the position of the photoelectric switch, the synchronous belt conveying line stops conveying, the baffle plate rises, and the door and window frame still has the possibility of having higher speed when moving to the baffle plate and impacting the baffle plate. The counter force given by the blind to the window and door frame is such that the speed of the window and door frame towards the blind is reduced to zero in a short time and moves a small distance in the opposite direction away from the blind. In the case of indeterminate dimensions and models of the aluminium profiles to be conveyed, this distance value is not controllable.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a positioner is carried to door and window frame can solve one of above-mentioned technical problem at least.

In order to achieve the above object, one or more embodiments of the present invention provide a door and window frame conveying and positioning device, which includes a synchronous belt conveying line supported by a supporting member, a photoelectric sensor and a lifting mechanism, wherein the photoelectric sensor is used for detecting whether a workpiece is conveyed to a set position along the synchronous belt conveying line, the lifting mechanism is arranged on one side of the photoelectric sensor close to the conveying end of the synchronous belt conveying line, and the lifting mechanism can lift vertically to stop the workpiece from being conveyed intermittently; photoelectric sensor can be with signal transmission to controller, and the controller can control opening of synchronous conveyer belt and stop and elevating system's lift, and the distance between photoelectric sensor and the elevating system is set for: when the workpiece moves to the lifting mechanism along the synchronous belt conveying line under the inertia effect, the speed of the workpiece is smaller than a set value.

As a further improvement, a secondary synchronous belt wheel is installed at one end of the supporting piece, a rotary driving piece is installed at the other end of the supporting piece, the rotary driving piece can be powered off and self-locked, a primary synchronous belt wheel is coaxially fixed at the output end of the rotary driving piece, and a synchronous belt is sleeved between the primary synchronous belt wheel and the secondary synchronous belt wheel.

As a further improvement, install the hold-in range gib block on the support piece, the hold-in range gib block can support and realize the direction of hold-in range.

As a further improvement, a tensioning block is arranged in the supporting piece, and the relative position of the tensioning block and the synchronous belt can be adjusted and fixed to complete tensioning of the synchronous belt.

The beneficial effects of one or more of the above technical solutions are as follows:

in the utility model, the distance between the photoelectric sensor and the lifting mechanism is long enough, so that the workpiece can continue to advance along the conveying direction under the action of inertia, and the advancing process is decelerated; through the distance setting between photoelectric sensor and the elevating system for the speed of work piece when colliding elevating system is less than the setting value, is close to zero, reduces because the work piece that the impact is great causes kick-backs.

The utility model discloses well adoption can the auto-lock of outage rotary driving piece, under the condition of rotary driving piece outage, the hold-in range transfer chain can stop at once, avoids the motion of hold-in range transfer chain under the inertial action, influences the speed reduction of work piece.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.

Fig. 1 is an isometric view of an overall structure in an embodiment of the invention;

FIG. 2 is a front view of the overall structure in the embodiment of the present invention;

fig. 3 is a top view of the overall structure in the embodiment of the present invention.

In the figure, 1, a motor; 2. a speed reducer; 3. a drive shaft; 4. a speed reducer fixing plate; 5. a tensioning block; 6. a primary timing pulley; 7. a synchronous belt; 8. a synchronous belt guide strip; 9. a secondary timing pulley; 10. a secondary synchronous belt wheel shaft; 11. a secondary synchronous pulley fixing plate; 12. a section bar; 13. a photoelectric switch; 14. a support; 15. positioning a cylinder fixing plate; 16. positioning the air cylinder; 17. positioning a plate; 18. and (7) mounting frames.

Detailed Description

As shown in fig. 1-3, a door and window frame conveying and positioning device is provided, which comprises a synchronous belt 7 conveying line supported by a support member, a photoelectric sensor and a lifting mechanism, wherein the light beam emitting direction in the photoelectric switch 13 is vertically upward. The photoelectric sensor is used for detecting whether the workpiece is conveyed to a set position along the synchronous belt 7 conveying line, a lifting mechanism is arranged on one side, close to the conveying tail end of the synchronous belt 7 conveying line, of the photoelectric sensor, and the lifting mechanism can lift vertically to stop conveying of the workpiece in a clearance mode; photoelectric sensor can be with signal transmission to controller, and the controller can control opening of synchronous conveyer belt and stop and elevating system's lift, and the distance between photoelectric sensor and the elevating system is set for: when the workpiece moves to the lifting mechanism along the conveying line of the synchronous belt 7 under the action of inertia, the speed of the workpiece is smaller than a set value.

Specifically, section bar 12 adopts the section bar 12 of rectangular shape in this embodiment, the below of section bar 12 sets up mounting bracket 18, be used for connecting base or holding surface, and realize that hold-in range 7 transfer chain chooses empty the setting, the one end of section bar 12 is fixed with from synchronous pulley fixed plate 11, install from synchronous pulley 9 through following synchronous pulley shaft 10 from synchronous pulley fixed plate 11, the rotary driving piece is installed to the other end, the rotary driving piece can the outage auto-lock, the coaxial main hold-in range 7 wheel 6 that is fixed with of rotary driving piece's output, the cover is equipped with hold-in range 7 between main hold-in range 7 wheel 6 and the follow synchronous pulley 9.

The rotary driving part in the embodiment adopts a speed reducing motor 1, a speed reducer 2 in the speed reducing motor 1 is installed on the section steel through a speed reducer fixing plate 4, an output shaft of the speed reducer 2 is coaxially fixed with a transmission shaft 3, and the transmission shaft 3 is used for driving a driving belt wheel to rotate. The input end of the speed reducer 2 is fixed with the conveying end of the motor 1, and the shell of the motor 1 is fixed through the speed reducer 2 or the section bar 12.

Specifically, the lifting mechanism comprises a positioning cylinder 16, and a cylinder body of the positioning cylinder 16 is installed at the section bar 12 through a positioning cylinder fixing plate 15. The piston rod of the positioning cylinder 16 extends upwards, and the tail end of the piston rod is fixed with the positioning plate 17. The positioning plate 17 is perpendicular to the conveying direction of the conveying line of the synchronous belt 7.

In other embodiments, the positioning cylinder can be replaced by an electric push rod or a hydraulic cylinder.

In order to realize the direction and the support of hold-in range 7, install hold-in range gib block 8 on the section bar 12, hold-in range gib block 8 can support and realize the direction of hold-in range 7.

The profile 12 is provided with a tensioning block 5, and the relative position of the tensioning block 5 and the synchronous belt 7 can be adjusted and fixed to complete tensioning 5 of the synchronous belt 7.

When the distance between the photoelectric sensor and the lifting mechanism is such that the speed of the workpiece when approaching the lifting mechanism is substantially zero. However, when the type of the workpiece to be conveyed changes, the quality and the shape of the workpiece change, and the speed of the workpiece is reduced to zero, the required distance is different, in this embodiment, in order to adjust the distance between the photoelectric sensor and the lifting mechanism, a strip-shaped hole along the conveying direction is formed in the profile 12, the profile 12 and the bracket 14 are fixed through a bolt connector, a through hole is formed in the bracket 14, the bolt connector sequentially penetrates through the through hole and the strip-shaped hole, the photoelectric switch 13 is fixed to the bracket 14, and the photoelectric switch 13 can be driven by the bracket 14 to move and be fixed along the strip-shaped hole so as to change the distance between the photoelectric sensor and the lifting mechanism. The number of the strip-shaped holes and the number of the through holes are multiple, and each strip-shaped hole is aligned to one through hole.

In order to quantitatively adjust the distance between the photoelectric sensor and the lifting mechanism in the conveying direction, two proximity switches may be mounted on the profile 12, the two proximity switches being arranged between the photoelectric sensor and the vertical lifting mechanism. The time difference value when the workpiece passes through the two proximity switches and the distance between the two proximity switches can represent the average speed of the workpiece on the synchronous conveying line, the speed of the workpiece impacting a positioning plate 17 in the lifting mechanism is calculated and represented by the average speed, when the average speed is smaller than the range of a set value, the distance between the photoelectric switch 13 and the lifting mechanism is reduced, and otherwise, the distance is increased.

The conveying device in the embodiment improves the in-place transmission precision of the door and window frame, ensures the product quality and improves the production efficiency.

The working principle is as follows: when the device is used, the aluminum profile 12 is assembled into the door and window frame on the assembly table through the corner connectors, the door and window frame is placed on the feeding transmission table as a workpiece after assembly, the starting button is pressed down to start conveying towards the corner assembly lines of the aluminum profile 12 door and window, when the workpiece is quickly transmitted to the corner assembly working table, the photoelectric switch 13 senses the workpiece, the positioning cylinder 16 drives the positioning plate 17 to rise, meanwhile, the motor 11 stops supplying power, the transmission speed is slowed down by means of inertial rotation, and the door and window frame slowly collides with the positioning plate 17 to stop transmission. The door and window frame enters the workbench to carry out the corner combining stage, and the subsequent stages are carried out in sequence.

Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.

Claims

1. A door and window frame conveying and positioning device is characterized by comprising a synchronous belt conveying line, a photoelectric sensor and a lifting mechanism, wherein the synchronous belt conveying line, the photoelectric sensor and the lifting mechanism are supported by a supporting piece;

photoelectric sensor can be with signal transmission to controller, and the controller can control opening of synchronous conveyer belt and stop and elevating system's lift, and the distance between photoelectric sensor and the elevating system is set for: when the workpiece moves to the lifting mechanism along the synchronous belt conveying line under the inertia effect, the speed of the workpiece is smaller than a set value.

2. The door and window frame conveying and positioning device as claimed in claim 1, wherein the supporting member is provided at one end thereof with a slave synchronous pulley, and at the other end thereof with a rotary driving member, the rotary driving member is capable of being self-locked when power is cut off, a master synchronous pulley is coaxially fixed to an output end of the rotary driving member, and a synchronous belt is sleeved between the master synchronous pulley and the slave synchronous pulley.

3. The door and window frame conveying and positioning device as claimed in claim 1, wherein the lifting mechanism comprises a positioning cylinder, a piston rod of the positioning cylinder extends upwards, and the tail end of the piston rod is fixed with the positioning plate.

4. The door and window frame conveying and positioning device as claimed in claim 3, wherein the positioning plate is perpendicular to the conveying direction of the synchronous belt conveying line.

5. The door and window frame conveying and positioning device as claimed in claim 1, wherein a timing belt guide strip is installed on the support member, and the timing belt guide strip can support and realize the guide of the timing belt.

6. The door and window frame conveying and positioning device as claimed in claim 1, wherein a tensioning block is disposed in the support member, and the relative position of the tensioning block and the synchronous belt can be adjusted and fixed to complete tensioning of the synchronous belt.

7. The door and window frame conveying and positioning device as claimed in claim 1, wherein the support member is provided with an elongated hole along the conveying direction, the support member is fixed to the bracket by a bolt connector, the bracket is provided with a through hole, the bolt connector sequentially passes through the through hole and the elongated hole, the photoelectric switch is fixed to the bracket, and the photoelectric switch can be moved and fixed along the elongated hole by the bracket to change the distance between the photoelectric sensor and the lifting mechanism.

8. The door and window frame conveying and positioning device as claimed in claim 7, wherein the light beam emitting direction in the photoelectric switch is vertically upward.

9. Door and window frame transport positioning device according to claim 8, characterized in that said elongated holes and through holes are in a plurality, each aligned with a through hole.

10. Door and window frame transport positioning device according to claim 9, characterized in that two proximity switches are mounted on said support, arranged between the photoelectric sensor and the vertical lifting mechanism.