CN218859602U - Transfer chain with pneumatic detection device that targets in place - Google Patents

Abstract

The utility model discloses a transfer chain with pneumatic detection device that targets in place, including the transfer track, the transfer track includes carriage and a plurality of conveying roller of arranging in proper order, and the conveying roller is connected with driving motor, still be provided with pneumatic switching-over valve on the carriage, the valve rod of pneumatic switching-over valve upwards protrudes to the conveying roller top, pneumatic switching-over valve is connected with pressure switch and air supply, and the rear that corresponds pneumatic switching-over valve on the carriage is provided with keeps off the material subassembly, pressure switch connects and keeps off the material subassembly, the utility model discloses a pneumatic switching-over valve and pressure switch cooperate, control the action that keeps off the material subassembly to realize advancing and stopping of work piece, can not influenced by on-the-spot water smoke, guarantee to move accurately.

Description

Transfer chain with pneumatic detection device that targets in place

Technical Field

The utility model belongs to the technical field of the work piece is carried and is equipped, more specifically the utility model relates to a transfer chain with pneumatic detection device that targets in place that says so.

Background

The cleaning line is provided with a plurality of cleaning stations, turning stations, drying stations and the like, and workpieces sequentially arrive at all the stations along the cleaning line, stop and perform specified processing procedures.

For example, the applicant previously filed a chinese patent with publication number CN111906074a, discloses an engine balancer housing cleaning system. The engine balancer shell cleaning system comprises a first conveying unit, an intermediate treatment station and a second conveying unit which are sequentially connected; a first deburring device, a pre-cleaning device and a first cleaning device are sequentially arranged along the conveying direction of the first conveying unit; the first deburring device can be used for deburring the oil hole of the workpiece; a second deburring device, a second cleaning device, a third cleaning device and a first drying device are arranged in the intermediate processing station along the direction from the first conveying unit to the second conveying unit; the second deburring device can be used for deburring the bottom oil hole of the workpiece; and a second drying device, a third drying device and a fourth drying device which can be used for finally drying the workpiece are sequentially arranged along the conveying direction of the second conveying unit. The automatic cleaning device can realize the automation of the whole process and can achieve better cleaning effect and cleaning efficiency.

In order to stop the workpiece when reaching the designated position, a sensor is usually arranged on the cleaning line, but the traditional photoelectric sensor is susceptible to water mist and makes a judgment error, and some cleaning lines directly adopt a set program to control the path of the workpiece, but the precision and the error of the conveying unit are required to be adjusted frequently.

SUMMERY OF THE UTILITY MODEL

The utility model provides an it is not enough to prior art, the utility model provides an adopt pneumatic switching-over valve and pressure switch cooperation, control the action that keeps off the material subassembly to realize advancing and stopping of work piece, can not influenced by on-the-spot water smoke, guarantee to move accurately.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a transfer chain with pneumatics detection device that targets in place, includes the delivery track, the delivery track includes carriage and a plurality of conveying roller of arranging in proper order, and the conveying roller is connected with driving motor, still be provided with pneumatic switching-over valve on the carriage, the valve rod of pneumatic switching-over valve upwards protrudes to the conveying roller top, pneumatic switching-over valve is connected with pressure switch and air supply, and the rear that corresponds pneumatic switching-over valve on the carriage is provided with keeps off the material subassembly, pressure switch connects and keeps off the material subassembly.

Further, the pneumatic reversing valve is a roller type lever valve.

Further, a conveying wheel is arranged on the conveying roller, a conveying plane is formed on the upper surface of the conveying wheel, and the topmost end of a valve rod of the pneumatic reversing valve protrudes to the position above the conveying plane.

Further the material blocking assembly comprises a driving piece, a rotating shaft and a baffle, the baffle is fixed on the rotating shaft, and the driving piece is connected with the rotating shaft.

The driving piece comprises a material blocking cylinder, a swing arm is arranged on the rotating shaft, and the material blocking cylinder is pivoted with the swing arm.

Compared with the prior art, the beneficial effects of the utility model are that: the pressure switch is controlled by the air source, so that the influence of the precision and accuracy caused by water mist can be avoided, the workpiece in-place detection accuracy is ensured, the material blocking assembly is utilized to block the advance of the workpiece, and the workpiece is stopped to an appointed station position.

Drawings

FIG. 1 is a three-dimensional structure diagram of a conveying line with a pneumatic in-place detection device of the present invention;

fig. 2 is a side view of the present invention;

FIG. 3 is a perspective view of the pneumatic reversing valve;

fig. 4 is a schematic diagram of the connection of the pneumatic directional valve and the pressure switch.

Reference numerals are as follows: 11. a support frame; 12. a conveying roller; 121. a delivery wheel; 2. a drive motor; 3. a pneumatic directional control valve; 41. a rotating shaft; 413. swinging arms; 42. a baffle plate; 43. a material blocking cylinder; 51. a support bar; 52. a non-return stop block; 53. a support plate; 6. and (6) a pressure switch.

Detailed Description

The embodiment of the conveying line with the pneumatic in-place detection device of the present invention is further described with reference to fig. 1 to 4.

In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and the positional relationship are indicated based on the orientation or the positional relationship shown in the drawings, and the description is only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or the element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and "a plurality" or "a plurality" in the description of the invention means two or more unless a specific definition is explicitly provided.

The utility model provides a transfer chain with pneumatics detection device that targets in place, includes the delivery track, the delivery track includes carriage 11 and a plurality of conveying roller 12 of arranging in proper order, and conveying roller 12 is connected with driving motor 2, still be provided with pneumatic switching-over valve 3 on carriage 11, pneumatic switching-over valve 3's valve rod upwards protrudes to conveying roller 12 top, pneumatic switching-over valve 3 is connected with pressure switch 6 and air supply, and the rear that corresponds pneumatic switching-over valve 3 on carriage 11 is provided with and keeps off the material subassembly, pressure switch 6 connects and keeps off the material subassembly.

As shown in fig. 1, in the present embodiment, the driving motor 2 is used to drive the conveying rollers 12 to roll forward, and the pneumatic reversing valve 3 and the material blocking assembly are arranged at a station where the workpiece needs to be stopped.

As shown in fig. 4, the pneumatic directional valve 3 in this embodiment preferably employs a two-position three-way valve, one of which is empty, and the other two of which are connected to the pressure switch 6 and the air source, respectively.

When the pneumatic reversing valve works, air is supplied to the pneumatic reversing valve 3 by an air source, the valve rod is popped up when a workpiece does not reach the pneumatic reversing valve 3, the pressure switch 6 is communicated with one path of emptying, and the pressure switch 6 has no reaction; after the workpiece reaches the pneumatic reversing valve 3, the valve rod is pressed down, the pneumatic reversing valve 3 acts to enable the air source to be communicated with the pressure switch 6, one path of emptying is disconnected with the pressure switch 6, namely, high-pressure air enters the pressure switch 6, the pressure switch 6 enables the material blocking assembly to act, and the material blocking assembly prevents the workpiece from continuing to advance.

The material blocking assembly can be the driving motor 2, namely the pressure switch 6 stops driving the driving motor 2, or the following structure is adopted.

As shown in fig. 2, the material blocking assembly includes a driving member, a rotating shaft 41 and a baffle 42, the baffle 42 is fixed on the rotating shaft 41, the driving member connects the rotating shaft 41, the driving member includes a material blocking cylinder 43, a swing arm 413 is arranged on the rotating shaft 41, the material blocking cylinder 43 is pivoted with the swing arm 413, the material blocking cylinder 43 can be connected to the support frame 11 or other fixed frame bodies, the swing arm 413 and the rotating shaft 41 can rotate together through the action of a piston of the material blocking cylinder 43, and the purpose that the baffle 42 swings upwards or downwards is achieved.

The drive member here can of course also be an electric motor.

When the baffle 42 swings upwards, the upper part of the baffle 42 protrudes above the conveying roller 12 to stop the workpiece from further advancing, and when the baffle 42 swings downwards, the baffle retracts below the conveying roller 12 to stop the workpiece from further advancing.

It is preferred in this embodiment still to be provided with the non return subassembly before corresponding pneumatic switching-over valve 3 in carriage 11, the non return subassembly is it including bracing piece 51 and non return dog 52, non return dog 52 and bracing piece 51 pin joint, non return dog 52 is lighter towards keeping off material subassembly one side, it is heavier to keep off material subassembly one side dorsad, and have a backup pad 53 in the below of the heavier one side of non return dog 52, even make non return dog 52 can overturn to the lighter one side, and can be blockked by backup pad 53 when overturning to certain angle to heavier one side, in the work piece transportation process like this, it can prevent that the work piece from taking place to fall back, through the cooperation with keeping off the material subassembly promptly, make the stable stopping of work piece at the assigned position.

The pneumatic reversing valve 3 is preferably a roller type lever valve in the embodiment.

The conveying roller 12 of the preferred embodiment is provided with a conveying wheel 121, the upper surface of the conveying wheel 121 forms a conveying plane, and the topmost end of the valve rod of the pneumatic reversing valve 3 protrudes above the conveying plane.

In one embodiment, the support frame 11 further has a barrier strip that is located above the feed wheel 121 and that axially shields a portion of the feed wheel 121 against which the edge of the workpiece is fed.

In the present embodiment, the workpiece may be conveyed by being directly placed on the conveying wheel 121 or by being conveyed by a carrier such as a tray, a slide, or the like, depending on the shape of the workpiece.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (5)

1. The utility model provides a transfer chain with pneumatic detection device that targets in place, includes the delivery track, the delivery track includes carriage and a plurality of conveying roller of arranging in proper order, and the conveying roller is connected with driving motor, its characterized in that: the pneumatic reversing valve is arranged on the supporting frame, a valve rod of the pneumatic reversing valve protrudes upwards to the upper portion of the conveying roller, the pneumatic reversing valve is connected with a pressure switch and an air source, a material blocking assembly is arranged on the supporting frame and behind the pneumatic reversing valve, and the pressure switch is connected with the material blocking assembly.

2. Conveyor line with pneumatic in-place detection device according to claim 1, characterized in that: the pneumatic reversing valve is a roller type lever valve.

3. Conveyor line with a pneumatic in-position detection device according to claim 2, characterized in that: the pneumatic reversing valve is characterized in that the conveying roller is provided with a conveying wheel, a conveying plane is formed on the upper surface of the conveying wheel, and the topmost end of a valve rod of the pneumatic reversing valve protrudes to the position above the conveying plane.

4. Conveyor line with pneumatic in-place detection device according to claim 3, characterized in that: keep off the material subassembly and include driving piece, pivot and baffle, the baffle is fixed in the pivot, and the pivot is connected to the driving piece.

5. Conveyor line with pneumatic in-place detection device according to claim 4, characterized in that: the driving piece comprises a material blocking cylinder, a swing arm is arranged on the rotating shaft, and the material blocking cylinder is pivoted with the swing arm.

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