CN221758830U - A conveyor line positioning mechanism - Google Patents

Abstract

The utility model discloses a conveyor line positioning mechanism, which comprises a ground leg, wherein a material channel supporting leg is arranged above the ground leg, the upper end of the material channel supporting leg is fixedly connected with a material channel frame, a rolling chain is arranged in the material channel frame, the rolling chain is driven by a speed reducer, a guide baffle is further arranged on the material channel frame, and a workpiece is arranged on the rolling chain; the rolling chain is also provided with a material blocking cylinder which is correspondingly arranged at the notch of the guide baffle; the end part of the rolling chain is provided with an angle positioning device, and the utility model has the advantages that: the multi-ring adjusting mechanism has a multi-ring adjusting function, and can be adjusted and adapted at any time according to the appearance of a workpiece.

Description

A conveyor line positioning mechanism

Technical Field

The utility model relates to the field of machinery, in particular to an automatic mechanical conveying and positioning mechanism.

Background Art

Traditional conveying devices only use a reducer and a chain to convert the rotation of the motor into linear motion for conveying, and have a single function. With the diversity of market demand and the emergence of higher demands for automation, conveying devices should not only have a single conveying function, but also have other auxiliary functions such as screening, angle positioning, and identification. In order to better cooperate with the air gripper picking device, it is necessary to design a conveying device that can distinguish, assist in rotation, and angle positioning according to different appearance structures.

Utility Model Content

In order to solve the problem that the existing conveying device has a single conveying function and cannot rotate, identify and position special-shaped parts well, the utility model discloses a conveyor line positioning mechanism.

The specific technical solutions are as follows:

A conveyor line positioning mechanism comprises a foot, above which a material channel leg is arranged, the upper end of which is fixedly connected to a material channel frame, a rolling chain is arranged in the material channel frame, the rolling chain is driven by a reducer, a guide baffle is also arranged on the material channel frame, a workpiece is arranged on the rolling chain; a material blocking cylinder is also arranged on the rolling chain, the material blocking cylinder is arranged corresponding to the notch of the guide baffle; an angle positioning device is arranged at the end of the rolling chain.

The angle positioning device includes a pillar arranged on the material channel frame, the upper end of the pillar is connected to the support plate, the interior of the support plate is hollow, and two annular grooves are also provided on the support plate, T-blocks are arranged in the annular grooves, and sensors are arranged below the T-blocks; the front end of the rolling chain is provided with a workpiece positioning plate, the workpiece positioning plate is fixedly provided with a second sensor bracket, and the second sensor is arranged in the second sensor bracket.

Furthermore, the connection structure between the T-block and the sensor: the T-block is provided with a contact surface, and the contact surface abuts against the plane of the annular groove of the support plate, and a clamping nut is provided below the annular groove, and the shape of the clamping nut is I-shaped, and the front and rear adjustment blocks are provided with I-shaped grooves and are slidably assembled together with the clamping nut, and the screws screw the T-block and the clamping nut on both sides of the annular groove, and make the end surfaces on the front and rear adjustment blocks abut against the lower end surface of the annular groove to ensure that the screws clamp the front and rear adjustment blocks on the support plate; the front and rear adjustment blocks are also provided with threaded holes, and the sensor bracket is provided with a waist hole, the sensor bracket is fixed to the front and rear adjustment blocks by screws, and the sensor bracket is provided with a sensor.

The workpiece positioning plate comprises a V-shaped notch, and the V-shaped notch abuts against the outer end surface of the workpiece.

The advantages of the utility model are: the utility model is applied to the rotary manipulator worktable to realize the functions of grabbing, rotating, and angular positioning of workpieces. The angle positioning device is arranged on the automated conveyor line. After the angle positioning feedback of the workpiece is performed, the rotation and positioning of the workpiece can be completed in cooperation with the air gripper material picking device. The utility model is adapted for workpieces of different shapes and sizes, and angle positioning devices of different numbers and positions are arranged. It can be suitable for workpieces of different shapes to realize the angle adjustment of the workpiece. The T-block, the clamping nut, and the sensor bracket can realize the up and down, front and back adjustment. The pillars of different heights can also realize the longitudinal height adjustment of the entire angle positioning device to adapt to the working stroke of the rotary manipulator worktable.

BRIEF DESCRIPTION OF THE DRAWINGS

Figure 1 is a schematic diagram of the overall structure of the utility model;

Fig. 2 is a partial top view of the angle positioning device;

FIG3 is a schematic diagram of the three-dimensional structure of the angle positioning device;

FIG4 is a partial top view of FIG1 ;

FIG. 5 is a schematic diagram of the structure of a T-block and related components.

DETAILED DESCRIPTION

The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

A conveyor line positioning mechanism comprises a foot 1, above which a material channel leg 2 is provided, the upper end of which is fixedly connected to a material channel frame 3, a rolling chain 4 is arranged in the material channel frame 3, the rolling chains 4 are driven by a reducer, a guide baffle 18 is also arranged on the material channel frame 4, a workpiece 8 is arranged on the rolling chain 4; a material blocking cylinder 5 is also arranged on the rolling chain 4, and the material blocking cylinder 5 is arranged corresponding to the notch 1801 of the guide baffle 18; an angle positioning device 7 is arranged at the end of the rolling chain 4.

The angle positioning device 7 includes a pillar 10 arranged on the material channel frame 3, the upper end of the pillar 10 is connected to the support plate 11, the support plate 11 is hollow inside, and two annular grooves 19 are also provided on the support plate 11, a T-block 13 is arranged in the annular groove 19, and a sensor 12 is arranged below the T-block 13; the front end of the rolling chain 4 is provided with a workpiece positioning plate 6, the workpiece positioning plate 6 is fixedly provided with a second sensor bracket 10a, and the second sensor bracket 10a is provided with a second sensor 9.

Furthermore, the connection structure of the T-block 13 and the sensor 12: the T-block 13 is provided with a contact surface 13a, and the contact surface 13a is planarly abutted with the annular groove 19 of the support plate, and a clamping nut 15 is provided below the annular groove 19, and the shape of the clamping nut 15 is I-shaped, and the front and rear adjustment blocks 16 are provided with I-shaped grooves and are slidably assembled together with the clamping nut 15, and the screws 14 screw the T-block and the clamping nut 15 on both sides of the annular groove 19, and make the end surface 16a on the front and rear adjustment blocks 16 abut against the lower end surface of the annular groove 19 to ensure that the screws 14 clamp the front and rear adjustment blocks 16 on the support plate 11; the front and rear adjustment blocks 16 are also provided with threaded holes 16b, and the sensor bracket 17 is provided with waist holes 17a, and the sensor bracket is fixed to the front and rear adjustment blocks 16 by screws, and the sensor bracket 17 is provided with a sensor 12.

The workpiece positioning plate 6 includes a V-shaped notch 6a, and the V-shaped notch 6a abuts against the outer end surface of the workpiece 8

The working principle of the utility model is: the rolling chain is driven by a reduction motor so that the workpiece can move in a straight line on the rolling chain; the two material blocking cylinders are respectively in and out one by one, so that there is only one workpiece flowing to the position of the workpiece positioning plate at a time, to ensure that the grabbing of the workpiece is not affected by the stacking of parts, the workpiece is placed on the rolling chain, moves toward the workpiece positioning plate, and stops moving when it reaches the workpiece positioning plate, at which time the second sensor senses the workpiece and notifies the system of a workpiece in place signal, the system issues a command to let the air claw 14 above the workpiece move downward to grab the workpiece; after the air claw grabs the workpiece, it moves upward from the position of the rolling chain to the horizontal height of the sensor, in order to rotate the workpiece, when one or more protruding points of the irregularly shaped workpiece sense the sensor, the workpiece stops rotating, that is, the workpiece 8 is positioned at the set angle position, at which time the air claw can transfer the workpiece to the next process position through the transmission mechanism.

The air gripper 14 is fixed and guided by a mechanism in the main body of the device, which can realize the up and down movement, left and right movement, rotation of the air gripper, and opening and closing of the air gripper fingers.

The angle positioning device can install multiple T-blocks to fix multiple sensors according to the shape of the workpiece, so as to detect workpieces of different shapes; the sensor is fixed to the front and rear adjustment blocks through the sensor bracket and screws, and the sensor bracket is provided with a waist-shaped hole, and the height of the sensor can be adjusted up and down; the front and rear adjustment blocks are provided with I-slots, and the clamping nuts can slide in the I-slots, and the clamping nuts and T-blocks clamp the front and rear adjustment blocks on the support plate through screws to locate the position of the sensor, and the front and rear adjustment blocks can be moved forward and backward to adjust the front and rear position of the sensor, so that the sensor can sense the workpiece.

The angle positioning device is fixed on the material channel frame through two pillars, and the support plate can be fine-tuned on the pillars so that the center of the circular hole of the support plate is aligned with the workpiece below.

Claims (4)

1. The utility model provides a transfer chain positioning mechanism, includes the lower margin, the lower margin top is equipped with the material and says the landing leg, the upper end fixed connection material of material way landing leg is said frame, its characterized in that: a rolling chain is arranged in the material channel frame, the rolling chain is driven by a speed reducer, a guide baffle plate is further arranged on the material channel frame, and a workpiece is arranged on the rolling chain; the rolling chain is also provided with a material blocking cylinder which is correspondingly arranged at the notch of the guide baffle; an angle positioning device is arranged at the end part of the rolling chain.

2. The lane positioning mechanism of claim 1 wherein: the angle positioning device comprises a support column arranged on the material channel frame, the upper end of the support column is connected with a support plate, the support plate is arranged in a hollow mode, two annular grooves are further formed in the support plate, T-shaped blocks are arranged in the annular grooves, and a sensor is arranged below the T-shaped blocks; the front end part of the rolling chain is provided with a workpiece positioning plate, the workpiece positioning plate is fixedly provided with a second sensor bracket, and a second sensor is arranged in the second sensor bracket.

3. The lane positioning mechanism of claim 2 wherein the T-block and sensor attachment structure: the T-shaped block is provided with a contact surface, the contact surface is abutted against the plane of the annular groove of the supporting plate, a compression nut is arranged below the annular groove, the compression nut is I-shaped in shape, the front and rear adjusting blocks are provided with I-shaped grooves and are assembled with the compression nut in a sliding way, the T-shaped block and the compression nut are screwed on two sides of the annular groove by a screw, and the end surface on the front and rear adjusting blocks is abutted against the lower end surface of the annular groove, so that the screw clamps the front and rear adjusting blocks on the supporting plate; the front adjusting block and the rear adjusting block are also provided with threaded holes, the sensor support is provided with waist holes, the sensor support is fixed on the front adjusting block and the rear adjusting block through screws, and the sensor support is provided with a sensor.

4. The lane positioning mechanism of claim 2 wherein: the workpiece positioning plate comprises a V-shaped notch, and the V-shaped notch is abutted with the outer end face of the workpiece.