JPH04117826U - Tray transport device - Google Patents

Abstract

(57) [Summary] [Purpose] Easy to replace the conveyor belt, and
To provide a tray conveyance device that does not require stopping the conveyance device. [Structure] A tray 1 on which parts are placed on the top surface and a belt 3 made of an elastic material with a high friction coefficient is attached to the outer periphery of the side surface, a conveyance path 4, and a tray 1 that can be sandwiched and positioned from both sides via the belt. comprises a plurality of pulleys 6, 7 provided on both sides of the conveyance path, and a drive means for applying a rotational force to at least a portion of the plurality of pulleys 6, 7. The tray 1 is conveyed by converting the rotational force applied to the tray into forward force of the tray by the frictional force generated between the pulleys 6 and 7 and the belt 3.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

This invention allows various parts such as electronic parts to be placed on a tray for processing, assembly, etc. A tray transport device that transports trays loaded with parts to a predetermined position for further work. It is related to.

0002

[Conventional technology]

FIG. 4 is a perspective view showing a conventional example of this type of tray conveyance device. In this figure, 41 is a tray for carrying parts on its upper surface, 42a , 42b are conveyor belts on which both ends of the tray 41 are placed and conveyed. It is. These conveyor belts 42a and 42b are made of flat belts, and each has a motor. Driven by drive pulleys 43a and 43b that rotate synchronously by a drive source such as a motor. It is supposed to be done. 44a, 44b are the conveyor belts 42a, 42b and and drive pulleys 43a and 43b that drive these. This is a tray guide attached to the tray to ensure that the tray 41 being transported does not come off the transport path. It is meant to guide you as you go.

0003 After a predetermined number of parts are placed on the top surface of the tray 41 and subjected to predetermined processing, the motor The drive pulleys 43a and 43b begin to rotate. This drive pulley 43a, 4 3b rotates the conveyor belts 42a, 42b, and as a result, the upper The tray 41 placed on the The idea is to move the object forward while guiding it so that it does not move, and transport it to the specified position. Ru.

0004

[Problem that the idea aims to solve]

However, according to the above-mentioned tray conveying device, a large number of devices are used. If the conveyor belts 42a, 42b are worn or damaged due to To replace the tray, stop the conveyor, remove the tray 41, and remove the drive plate. Remove the conveyor belts 42a and 42b that are hung on the It is necessary to replace the conveyor belt with a new one. Therefore, the replacement work is complicated and time consuming. At the same time, since the conveyor device is stopped, other operations are also stopped and operations are interrupted. There was a problem that reduced business efficiency.

[0005] This invention solves these problems and is useful when replacing the conveyor belt. trays that are easy to replace and do not require stopping the transport device. The purpose is to provide a conveyance device.

[0006]

[Means to solve the problem]

The tray conveyance device of this invention has components placed on the top surface and a high friction coefficient elasticity on the outer periphery of the side surface. A tray with a material belt attached to it, and the tray is loaded and transported to a designated position. The tray can be accessed from both sides via the transport path and the belt attached to the outer circumference of the side of the tray. a plurality of pulleys provided on both sides of the conveyance path for pinching and positioning; and a driving means for applying rotational force to at least some of the plurality of pulleys. The rotational force applied to the pulley by this drive means is transferred between the pulley and the belt. The frictional force generated between the two can be converted into forward force for the tray to transport the tray. This is how it was done.

[0007] In addition, the present invention provides for a pulley on one side of a plurality of pulleys provided on both sides of the conveyance path. is connected to the driving means and can freely engage and disengage from the belt. It also includes structures configured such that it can be made. Further, in the present invention, an outer circumferential groove is formed on the side surface of the tray, and the outer circumferential groove is provided with the above-mentioned height. It also includes a structure to which a belt of friction coefficient elastic material is attached.

[0008]

[Effect]

In the tray conveyance device of the present invention, a tray with a predetermined number of parts placed on its top surface is When the tray is transported to the processing position, this tray is attached to the outer periphery of the side of the tray. It is sandwiched from both sides by multiple pulleys installed on both sides of the conveyance path via a conveyor belt. is located and positioned. After the specified processing is performed on the part at this position, the A rotational force is applied to at least some of the pulleys from the driving means. This rotational force is , between the pulley and a belt made of high friction coefficient material attached to the outer periphery of the side surface of the tray. The frictional force generated in the transport.

[0009] In addition, one of the plurality of pulleys provided on both sides of the conveyance path is operated by the driver. It is connected to a moving means and the high friction coefficient material automatically engages and disengages from the belt. If the tray is configured so that it can be used with , when the pulley on one side is detached from the belt, it is transported to the processing position. When the tray comes to this processing position, the pulley on one side engages the belt and the tray - is securely sandwiched from both sides by multiple pulleys installed on both sides of the conveyance path. is positioned. As a result, the parts placed in place on the top surface of the tray will not be processed. Automatic processing can be easily performed by the device.

0010 Further, an outer circumferential groove is formed on the side surface of the tray, and the high friction coefficient material is formed in the outer circumferential groove. If the tray belt can be attached, the sides of the tray could be damaged by external force during use. Accidents such as the belt coming off from the outer periphery of the surface are eliminated. Also, pull the belt By stretching it, it can be easily removed from the outer groove and replaced. can.

[0011]

【Example】

FIG. 1 is a perspective view showing an embodiment of the tray conveying device of the present invention. In this figure, 1 has various parts such as resin molded parts placed at predetermined positions on its upper surface. It is a tray made of lightweight and easy-to-process materials such as aluminum. . The outer periphery of the side surface 1a of the tray 1 has a semicircular cross section as shown in FIG. A groove 2 is formed by a method such as cutting. Then, this outer circumferential groove 2 is made of urea. The round belt 3 made of an elastic material with a high coefficient of friction such as tongue rubber will expose about half of your face. It is attached to the sea urchin. 4 is a conveyance path for the tray 1. This conveyance path 4 is shown in FIG. As shown in Figure 1, both ends of tray 1 can be placed and transported. , consists of a large number of tray receiving pulleys 5 arranged in two rows at regular intervals. has been completed. In this way, an outer circumferential groove 2 is formed on the side surface of the tray 1, and the outer circumferential groove 2 is provided with the high If the round belt 3 made of friction coefficient material can be attached, it will not be affected by external force during use. This eliminates the accident of the round belt 3 coming off the outer periphery of the side surface of the tray 1. Ru. Furthermore, by stretching the round belt 3, it can be easily removed from the outer circumferential groove. This makes the replacement extremely easy.

0012 On both sides of the conveyance path 4, there are a large number of pulleys 6 and 7 with their rotational axes facing in the vertical direction. The tray 1 is attached to both sides through a round belt 3 attached to the outer periphery of the side surface of the tray 1. It is provided so that it can be sandwiched between. On one side across this conveyance path 4 A plurality of drive pulleys 7 are provided at intervals shorter than the length of the tray 1. It is connected to a drive means such as a motor (not shown), and is rotated by this. It is now possible to do so. In addition, the drive pulley 7 at the part processing position is It is attached to a pulley mounting plate 8 that can be moved in the square direction, and Engaged so as to be pressed against the round belt 3 by a mounting plate drive unit (not shown) Or, it is configured so that it can be freely detached from this round belt 3. ing.

[0013] Next, the operation of the tray conveying device of the present invention will be explained. First, processed parts such as resin molded parts are placed in a predetermined position on the upper surface of the tray 1, and It is transported to the processing position shown in 1. In this machining position, e.g. Adhesive is applied to the surface, and then a cap is placed on the part. Ru. When the tray 1 is transported to this processing position, the pulley mounting plate 8 and the The attached drive pulley 7 is located on the right side away from the conveyance path 4, and therefore , tray 1 enters the processing position without any obstruction.

[0014] When tray 1 enters the processing position, a sensor (not shown) is activated to drive the mounting plate. A drive signal is sent to the moving parts. By operating the mounting plate drive unit, the plate is - The pulley mounting plate 8 is moved in the direction A, and as a result, the pulley mounting plate 8 is moved in the direction A. A drive pulley 7 mounted on a support plate 8 moves the tray 1 through a round belt 3. Press in the direction. As a result, the tray 1 can be moved to a plurality of trays provided on both sides of the conveyance path. Sandwiched between pulleys 6 and 7, these pulleys 6 and 7 and round belt 3 The position is reliably determined by the frictional force between the Positioned like this Then, the parts placed at a predetermined position on the top surface of tray 1 are processed by a processing device (not shown). The adhesive application work and cap installation work are automatically performed.

[0015] When these operations are completed, the sensor works again to operate the drive means of the drive pulley 7. As a result, the drive pulley 7 begins to rotate. This rotational force is applied to the drive pulley 7 and a round belt 3 made of an elastic material with a high friction coefficient attached to the outer periphery of the side surface of the tray 1. The frictional force generated between the It will be transported to a fixed position.

[0016] In addition, according to the tray conveying device of the present invention, by using a large number of devices, If the round belt 3 is worn or damaged, transport the tray to replace it. There is no need to stop the equipment. The tray 1 is taken out from the conveyance path 4, and the round belt 3 After removing it from the outer circumferential groove 2 by stretching it, replace it with a new round belt. It's okay.

[0017] Above, the present invention has been specifically explained based on the examples, but the present invention is based on the examples. It is not limited and may be modified in various ways without departing from its gist. Needless to say. For example, in the above embodiment, the pulley to which rotational force is applied by the driving means is The ri is only on one side of the transport path 4, which makes it easier to handle. However, it is also possible to drive the pulleys 6 and 7 on both sides of the conveyance path 4. Ru. Also, as in the above embodiment, as a belt 3 attached to the outer periphery of the side surface of the tray 1, It is desirable to have a circular cross section, but it can be any elastic material with a high coefficient of friction; Other shapes such as a mold cross section may also be used.

[0018]

[Effect of the idea]

As described above, the tray conveyance device of the present invention uses a pulley and the outer periphery of the tray side surface. The friction force generated between the belt and the belt made of a high friction coefficient elastic material attached to the Since this belt is used to transport the belt, when replacing this belt, the replacement work is It is extremely easy and there is no need to stop the conveyance device.

[Brief explanation of drawings]

FIG. 1 is a perspective view showing an embodiment of a tray conveying device of the present invention.

FIG. 2 is a partial cross-sectional view showing a belt attachment portion to the tray side outer circumferential groove.

FIG. 3 is a longitudinal cross-sectional view of FIG. 1;

FIG. 4 is a perspective view showing an example of a conventional tray conveyance device.

[Explanation of symbols]

1 tray 1a Side 2 groove 3 round belt 4 Conveyance path 5 Pulley 6 Pulley 7 Drive pulley 8 Pulley mounting plate

Claims (3)

[Scope of utility model registration request] [Claim 1] A tray on which a component is placed on the upper surface and a belt made of a high friction coefficient elastic material is attached to the outer periphery of the side surface; a conveyance path on which the tray is placed and conveyed to a predetermined position; comprising a plurality of pulleys provided on both sides of the conveyance path so as to sandwich and position the tray from both sides via a belt, and a driving means for applying rotational force to at least a portion of the plurality of pulleys,
A tray conveying device characterized in that the rotational force applied to the pulley by the drive means is converted into a force for advancing the tray by a frictional force generated between the pulley and the belt to convey the tray. 2. A pulley on one side of the plurality of pulleys provided on both sides of the conveyance path is connected to the drive means and configured to be able to freely engage and disengage from the belt. 2. The tray conveying device according to claim 1, further comprising: 3. The tray conveying device according to claim 1, wherein an outer circumferential groove is formed on a side surface of the tray, and the belt made of the high friction coefficient elastic material is attached to the outer circumferential groove.