CN203158760U - Detection device for controlling operation of conveying roll gangs - Google Patents

Abstract

The utility model discloses a detection device for controlling operation of conveying roll gangs. The detection device structurally comprises a rack and the conveying roll gangs, wherein detection rollers and a proximity switch are arranged at one end of each of the conveying roll gangs; the detection rollers are higher than conveying rollers; the detection rollers are parallel to the conveying rollers, and two ends of each of the detection rollers are hinged to the rack, and a rest spring is connected between each of the detection rollers and the rack; the proximity switch is arranged on the rack which can sense a signal and can transfer the sensed signal to a control system when the detection rollers rotate; and when a part moves to touch and press the detection rollers to rotate, the proximity switch sends out a signal so as to enable the control system to control a driving mechanism to drive a plurality of the conveying rollers to rotate or stop synchronously. The detection device has the benefits as follows: the control system controls an electric motor which bears the conveying roll gangs to work, a no-load conveying roll gang electric motor stops working, and energy is saved; the detection rollers and the proximity switches are arranged at inlets or outlets of the conveying roll gangs; conveying motion cohesion of two adjacent sections of the conveying roll gangs is facilitated; and information can be transmitted to the control system timely, and parts are conveyed to a specific position.

Description

A detection device for controlling the operation of conveying roller table

technical field

The utility model relates to a detection device for controlling the operation of a conveying roller table which needs conveying parts.

Background technique

In automated production plants, parts are usually transported on conveyor rollers. The structure of the conveying roller table includes: a frame and a plurality of conveying rollers; the plurality of conveying rollers are arranged at intervals, and the two ends of each conveying roller are hingedly supported on the frame through a bearing seat, and one end of the conveying roller is passed through a sprocket The chains are connected to each other and driven by a motor, and multiple conveying rollers rotate synchronously; the parts required to be conveyed are conveyed by friction with the rotating conveying rollers. Some processes require longer conveying rollers. For the convenience of manufacturing, long conveying rollers are usually composed of multiple sets of conveying rollers. Each set of conveying rollers is equipped with only one motor as power to drive multiple conveying rollers to rotate synchronously. .

The long conveying roller table formed by splicing in the above-mentioned prior art has the following defects: in the prior art, when conveying parts are needed, each motor on multiple sets of conveying roller table is usually turned on, that is, if the long conveying roller table needs ten sets of conveying roller table , then start ten motors at the same time to drive ten groups of conveying rollers to run. When the parts to be conveyed are placed on the first group of conveying rollers, the motors of the last group of conveying rollers that are far away will not be able to convey parts without idling. waste phenomenon.

Contents of the invention

The purpose of this utility model is to overcome the deficiencies of the above-mentioned technologies, and provide a control conveying roller table that accurately determines the position of the conveyed parts, thereby starting the motor on the group of conveying roller tables, reducing energy consumption, and saving energy and electricity. Operating detection device.

The technical scheme that solves the above-mentioned technical problem is:

A detection device for controlling the operation of a conveyor roller table, the detection device includes: a frame and a conveyor roller table supported by the frame, a detection roller and a proximity switch are arranged between two adjacent conveyor rollers at one end of the conveyor roller table The detection roller is higher than the delivery roller; the detection roller is parallel to the delivery roller and its two ends are respectively hinged on the frame, and the return spring is connected between the detection roller and the frame; the proximity switch is arranged to sense when the detection roller rotates to and can transmit the sensing signal to the frame of the control system; when the conveyed part moves the bump detection roller and makes it rotate, the proximity switch sends a signal to make the control system control the driving mechanism of the conveying roller table to drive multiple conveying rollers. Rollers rotate/stop synchronously.

A detection device for controlling the operation of a conveyor roller table, the detection device includes: a frame and a conveyor roller table supported by the frame, a detection roller and a proximity switch are arranged between two adjacent conveyor rollers at one end of the conveyor roller table The detection roller is higher than the delivery roller; the detection roller is parallel to the delivery roller and its two ends are respectively hinged on the frame, and the detection roller is equipped with a counterweight roller to reset it; It senses and transmits the sensing signal to the frame of the control system; when the conveyed part moves the bump detection roller and makes it rotate, the proximity switch sends a signal to make the control system control the driving mechanism of the conveying roller table to drive multiple Conveyor rollers rotate/stop synchronously.

The beneficial effects of the utility model are: the utility model overcomes the defects of the prior art, the utility model is suitable for the long-distance conveying roller table, and the long-distance conveying roller table is divided into multiple conveying sections, and each section is driven by a separate motor The sprocket chain transmission mechanism on this section drives the conveying roller table to work, the control system controls the motor of the section carrying the transport parts to work, and the motor of the no-load section stops working to save energy. The detection roller and the proximity switch of the utility model are arranged at the entrance or exit of the conveying roller table, which facilitates the connection of the conveying actions of two adjacent conveying roller stages, and transmits the information to the control system in time to drive the conveying roller carrying the conveying parts. The track rotates to transport the parts to the designated position.

Description of drawings

Fig. 1 is the front view of the utility model, shows that detection roller and proximity switch are arranged at the exit end of the first group of conveying roller table 3a and the exit end of the second group of conveying roller table 3b;

Fig. 2 is the top view of Fig. 1;

Fig. 3 is a cross-sectional view of A-A in Fig. 1, showing a schematic structural diagram of a detection roller and a return spring;

Fig. 4 is B-B sectional view among Fig. 3;

Fig. 5 is a schematic diagram of the working state of the detection roller in Fig. 4;

Fig. 6 is a cross-sectional view of A-A in Fig. 1, showing a schematic structural view of a detection roller and a counterweight roller;

Fig. 7 is a sectional view of C-C in Fig. 6 .

"Description of Serial Numbers in the Attached Drawings"

1a: the first group of motors; 1b: the second group of motors; 2a: the first group of frames; 2b: the second group of frames; 3: conveyor rollers; 3a: the first group of conveyor rollers; 3b: the second group of conveyors Roller table; 4: detection roller; 5: proximity switch; 6: chain; 7: bearing seat; 8: double sprocket; 9: counterweight roller; 10: detection roller drive arm; 10a: protruding shaft; 11a: Return spring seat; 11b: return spring; 12: drive sprocket; 13: drive chain; 20: components.

Detailed ways

Embodiments of the utility model are described in further detail below in conjunction with the accompanying drawings.

As shown in Figure 1 and Figure 2, the utility model provides a detection device for controlling the operation of the conveying roller table. The detection device includes: a frame and a conveying roller table supported by the frame, and the A detection roller 4 and a proximity switch 5 are arranged between the two delivery rollers 3; the detection roller 4 is higher than the delivery roller 3; the detection roller 4 is parallel to the delivery roller 3 and its two ends are respectively hinged on the frame, The return spring 11b is connected between the frames; the proximity switch 5 is arranged on the frame that can sense when the detection roller 4 rotates and can transmit the sensing signal to the control system; 4 and when it is rotated, the proximity switch 5 sends a signal to make the control system control the driving mechanism of the conveying roller table to drive a plurality of conveying rollers 3 to rotate/stop synchronously.

As shown in Figure 3 and Figure 4, the two ends of the detection roller 4 are respectively hinged on the frame through the detection roller transmission arm 10, and its structure includes: the two ends of the detection roller 4 are respectively hinged at one end of the detection roller transmission arm 10, and the detection roller The other end of the drive arm 10 is connected to one end of the return spring 11b, and the other end of the return spring 11b is connected to the return spring seat 11a, and the return spring seat 11a is fixed on the frame; On the bearing seat 7.

As shown in Figure 1 and Figure 2, the utility model provides a detection device for controlling the operation of the conveying roller table. The detection device includes: a frame and a conveying roller table supported by the frame, and the A detection roller 4 and a proximity switch 5 are arranged between the two conveying rollers 3; the detection roller 4 is higher than the conveying roller 3; There is a counterweight roller 9 to reset it; the proximity switch 5 is arranged on the frame that can sense when the detection roller 4 rotates and can transmit the sensing signal to the control system; when the transported part 20 moves and detects When the roller 4 rotates, the proximity switch 5 sends a signal to make the control system control the driving mechanism of the conveying roller table to drive a plurality of conveying rollers 3 to rotate/stop synchronously.

As shown in Fig. 6 and Fig. 7, the two ends of the detection roller 4 are respectively hinged on the frame through the detection roller transmission arm 10, and its structure includes: the two ends of the detection roller 4 are respectively hinged at one end of the detection roller transmission arm 10, and the Both ends of the counterweight roller 9 are respectively hinged on the other end of the detection roller transmission arm 10; the protruding shafts 10a provided outside the detection roller transmission arm 10 are respectively hinged on the bearing seat 7 of the frame.

The detection roller 4 and the switching switch 5 are arranged between two adjacent conveying rollers 3 at the entrance or exit of the conveying roller table.

The above-mentioned driving mechanism for driving a plurality of conveying rollers 3 to rotate synchronously includes a motor and a sprocket chain transmission mechanism connected with the motor, and the sprocket chain transmission mechanism includes: a plurality of conveying rollers 3 hinged on the frame. One end of the roller 3 is fixed with a two-link sprocket 8 and a chain 6 connecting two adjacent two-link sprockets on both sides; One of the sprockets 8 at one end of a conveying roller 3 is driven to rotate to realize synchronous rotation of a plurality of conveying rollers 3 .

The utility model is suitable for the long-distance conveying roller table, and divides the long-distance conveying roller table into multiple conveying sections, and each section is driven by a separate motor to drive the chain wheel and chain transmission mechanism on the section to drive the operation of the conveying roller table, so that The motor and the sprocket chain transmission mechanism of the 20 sections of the transporting parts work; the motor and the sprocket chain transmission mechanism of the unloaded section stop working to save energy. In order to connect the conveying actions of two adjacent sections of the conveying roller table, the detection roller 4 and the connecting switch 5 are arranged at the inlet end or the outlet end of the conveying roller table.

More specifically, the first set of frames 2a supports the first set of conveying rollers 3a; the second set of frames 2b supports the second set of conveying rollers 3b. The first group of frames 2a is equipped with a first group of motors 1a, and the first group of motors 1a drives the sprocket chain transmission mechanism installed on the first group of frames 2a. The second group of frames 2b is equipped with a second group of motors 1b, and the second group of motors 1b drives the sprocket chain transmission mechanism installed on the second group of frames 2b.

As shown in Figure 1, the utility model arranges the detection roller 4 and the proximity switch 5 at the entrance end of the second group of conveying rollers 3b. A signal is sent to make the control system control the second group of motors 1b to drive the sprocket chain transmission mechanism to rotate, and the multiple conveying rollers 3 in the second group of conveying rollers 3b rotate synchronously to convey the components 20 .

In the utility model, the detection roller 4 and the proximity switch 5 are arranged at the exit end of the first group of conveying rollers 3a. When the conveyed part 20 moves and touches the detection roller 4 and makes it rotate, the proximity switch 5 sends a signal to make the control system The first group of motors 1a controlling the first group of conveying rollers 3a stops rotating. At this time, the parts 20 to be conveyed have stepped into the entrance of the second group of conveying rollers 3b. The first group of motors 1a stops rotating. One group of conveying roller table 3a stops working.

The working process of the present utility model is described below:

When the component 20 is placed on the first group of conveying rollers 3a, the first group of motors 1a starts to run to drive the component 20 forward. The support shaft rotates as the center. At this time, the proximity switch 5 fixed on the first group of frames 2a receives a signal and transmits the signal to the control system to control the first group of motors 1a to stop rotating; 20 has straddled on the detection roller 4 of the second group of conveying roller table 3b inlet end, and this detection roller 4 rotates under the pressure effect of part 20, and the proximity switch 5 that is fixed on the second group of frame 2b receives signal this moment, and Transmit this signal to the control system, control the second group of motors 1b to start rotating, and drive the component 20 to move forward; when the component 20 leaves the detection roller 4, the detection roller 4 returns to the initial state under the action of the return spring/counterweight roller position, awaiting the next part shipment.

Claims (6)

1. A detection device for controlling the operation of the conveying roller table, said detection device comprising: a frame and a conveying roller table supported by the frame, characterized in that two adjacent conveying rollers (3) at one end of the conveying roller table A detection roller (4) and a proximity switch (5) are arranged between them; the detection roller (4) is higher than the conveying roller (3); the detection roller (4) is parallel to the conveying roller (3) and its two ends are respectively hinged on the machine On the frame, the return spring (11b) is connected between the detection roller (4) and the frame; the proximity switch (5) is set at a position that can sense when the detection roller (4) rotates and can transmit the sensing signal to the control system on the rack; when the conveyed part (20) moves the impact detection roller (4) and makes it rotate, the proximity switch (5) sends a signal to make the control system control the driving mechanism of the conveying roller table to drive multiple conveying rollers ( 3) Rotate/stop synchronously. 2. A detection device for controlling the operation of the conveying roller table according to claim 1, characterized in that the two ends of the detection roller (4) are respectively hinged on the frame through the detection roller transmission arm (10), which The structure includes: the two ends of the detection roller (4) are respectively hinged on one end of the detection roller transmission arm (10), the other end of the detection roller transmission arm (10) is connected to one end of the return spring (11b), and the other end of the return spring (11b) is connected to the return spring seat (11a), the return spring seat (11a) is fixed on the frame; the protruding shafts (10a) provided outside the detection roller drive arm (10) are respectively hinged on the bearing seats (7) of the frame. 3. A detection device for controlling the operation of the conveying roller table, the detection device comprising: a frame and a conveying roller table supported by the frame, characterized in that two adjacent conveying rollers (3) at one end of the conveying roller table A detection roller (4) and a proximity switch (5) are arranged between them; the detection roller (4) is higher than the conveying roller (3); the detection roller (4) is parallel to the conveying roller (3) and its two ends are respectively hinged on the machine On the frame, the detection roller (4) is equipped with a counterweight roller (9) to reset it; the proximity switch (5) is set so that it can sense when the detection roller (4) rotates and can transmit the sensing signal to the control system on the rack; when the conveyed part (20) moves the impact detection roller (4) and makes it rotate, the proximity switch (5) sends a signal to make the control system control the driving mechanism of the conveying roller table to drive multiple conveying rollers (3) Rotate/stop synchronously. 4. A detection device for controlling the operation of the conveying roller table according to claim 3, characterized in that, the two ends of the detection roller (4) are respectively hinged on the frame through the detection roller transmission arm (10), which The structure includes: the two ends of the detection roller (4) are respectively hinged on one end of the detection roller transmission arm (10), and the two ends of the counterweight roller (9) are respectively hinged on the other end of the detection roller transmission arm (10); the detection roller transmission arm ( 10) The protruding shafts (10a) provided on the outside are respectively hinged on the bearing seats (7) of the frame. 5. A detection device for controlling the operation of the conveying roller table according to claim 1 or 3, characterized in that the detection roller (4) and the proximity switch (5) are arranged at the entrance or exit of the conveying roller table Between two conveyor rollers (3) adjacent to each other. 6. A detection device for controlling the operation of the conveying roller table according to claim 1 or 3, characterized in that the driving mechanism for driving multiple conveying rollers (3) to rotate synchronously includes a motor and a sprocket chain connected to the motor The transmission mechanism, the sprocket chain transmission mechanism includes: a plurality of conveying rollers (3) hinged on the frame, and one end of each conveying roller (3) is fixed with a double sprocket (8) and connected to the two The chain (6) of two adjacent sprockets on the side; the output shaft of the motor is connected to the driving sprocket (12), and the driving sprocket (12) drives one end of a conveying roller (3) through the driving chain (13) One of the two sprocket wheels (8) rotates to realize the synchronous rotation of a plurality of conveying rollers (3).

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