JPH04112634U - Electric mounting table - Google Patents

Abstract

(57) [Summary] [Purpose] The present invention eliminates the troublesome work of remembering or checking which switch drives the movable table in which direction. It is an object of the present invention to provide an electric mounting table that can drive a movable table in a desired direction without making a mistake in the moving direction. [Structure] The electric mounting table of the present invention is provided with a lever 10 that can be operated in the moving direction at the end of the table 3 that can be driven to move left and right by a motor, and a detection means that detects the operating direction of the lever 10. At the same time, a control means is provided for controlling the motor so as to be able to drive the table 1 in the operating direction of the lever 10 based on the detection signal from the detection means.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

This idea uses a motor to drive a movable table on which ophthalmological equipment is attached, for example. The present invention relates to an electric mounting table.

0002

[Conventional technology]

Conventionally, a movable table on which an ophthalmological device was attached was installed on the main body so that it could be moved left and right. In addition to providing a motor that drives the movable table in the left and right directions, this motor also rotates in the forward direction. Or a left-hand switch and a right-hand switch that move the movable table left or right by reversing it. An electric mounting table with a chute is being considered.

0003

[Problem that the idea aims to solve]

In this type of electric mounting table, the operating direction of the switch is the direction in which the movable table moves. It was not always consistent with the direction. Therefore, you can move the movable table in the desired direction. To drive the table manually, memorize the direction of movement of the movable table by operating each switch. It is inconvenient that you have to read the drive direction display on the side of the switch. Met.

0004 Therefore, in consideration of these points, this idea was developed based on the drive direction of the movable table and the motor drive. By matching the operating direction of the operating means for dynamic operation, we are able to avoid the conventional considerations. The purpose of this is to provide an electric mounting table that is not required.

[0005]

[Means to solve the problem]

To achieve this purpose, this invention provides a movable table that can be placed vertically or horizontally on the main body. The movable table can be moved in the moving direction by a motor. In the provided electric mounting table, an operation is performed in the moving direction at the end of the moving direction of the movable table. A possible operating lever is provided, and a detection means for detecting the operating direction of the lever is provided. At the same time, the movable table is operated by the lever based on the detection signal from the detection means. an electric mounting table provided with a control means for controlling the motor so as to be able to drive the motor in a direction; It is characterized by the fact that

[0006]

[Effect]

With this configuration, when the motor is stopped, the lever can be operated in the moving direction of the movable table. When the lever is operated, the direction in which the lever is operated is detected by the detection means, and the detection from this detection means is detected. The knowledge signal is input to the control means.

[0007] This control means receives a detection signal, determines the operating direction of the lever, and controls the movable table. The motor is controlled so that it can be driven in the direction in which the lever is operated.

[0008]

【Example】

An embodiment of this invention will be described below based on the drawings.

[0009] [First example] 1 to 5 show a first embodiment of this invention.

0010 In Fig. 1, 1 is the main body, and 2 is an elevating column (2) attached to the main body 1 so that it can be driven up and down. (movable column), 3 is a horizontally movable table mounted on the lifting column 2 so that it can move left and right in the horizontal direction. It is a bull (movable table).

[0011] The lifting column 2 is driven up and down by the lifting motor 5 shown in Fig. 4 (omitted in Fig. 1). The moving table 3 is driven left and right by a left-right moving motor 6 (omitted in FIG. 1) shown in FIG. It looks like this.

0012 A housing is provided on the lower surface of both ends of the left-right movable table 3, that is, on the lower surface of the end of the table in the moving direction. A bracket 7 (see FIGS. 2 and 3) having a shape is fixed thereto. This bracket On the side of the column 7, there is a lift switch that rotates the lift motor 5 in the normal direction to raise the lift column 2. 8, and a lowering switch 9 that reverses the lifting motor 5 and lowers the lifting column 2. It is installed.

[0013] Also, below the end of the horizontal movement table 3, there is a switch pressing part 1 as shown in FIG. 0a, an operating portion 10b, and a crank-shaped operating lever 1 formed from a detection end portion 10c. 0 is placed. The switch pressing portion 10a of this operating lever 10 is a left-right moving table. It is pivotally connected via a horizontal axis 11 that is perpendicular to the direction of movement of the bull 3. Moreover, this The operating lever 10 is attached with a spring (not shown) so that the operating part 10b is vertical. The situation is maintained. As a result, the operating portion 10b of the operating lever 10 can be moved from side to side. It can be rotated in 3 movement directions.

[0014] Further, within the bracket 7, there is a detection means for detecting the operating direction of the operating lever 10. It is arranged. This detection means is a microphone disposed above and below the switch pressing part 10a. It is composed of cross switches 12 and 13.

[0015] Inside the main body 1, there is a lever that controls the horizontal movement table 3 based on the detection signal from the detection means. A control circuit 14 that controls the left-right motor 6 so that it can be driven in 10 operating directions (see FIG. 4). is provided as a control means.

[0016] Next, control by the control circuit 14 of the electric mounting table having such a configuration will be explained.

[0017] According to such a configuration, the control circuit 14 operates in a state where the main power supply (not shown) is turned on. In this state, when the lift switch 8 is turned ON, the lift motor 5 rotates in the normal direction, and the lift column 2 is rotated in the normal direction. raise. Furthermore, when the lowering switch 9 is turned on, the control circuit 14 controls the lifting motor. 5 and lower the lifting column 2.

[0018] On the other hand, when the left-right motor 6 is stopped, the operating portion 10b of the operating lever 10 is When the bull 3 is operated in one direction, it will be pulled to the left, for example, as shown in Figure 5(a). When the tension is operated, the micro switch is activated by the switch pressing part 10a of the operating lever 10. Chi 12 is turned on. As a result, the left operation direction of the operation lever 10 is detected by the detection means. Detected by a certain microswitch 12, and detected from this microswitch 12. The knowledge signal (ON signal) is input to the control circuit 14.

[0019] Upon receiving the detection signal from this microswitch 12, the control circuit 14 The operation direction of the bar 10 is determined to be left, and the left-right movement table 3 is operated by the operation lever 10. The lateral movement motor 6 is controlled to drive in the normal direction so that it can be driven to the left, which is the direction, and the lateral movement table is drive wheel 3 to the left.

[0020] As the left-right movement table 3 moves to the left due to this drive, the left-right movement occurs as shown in Fig. 5(c). If there is an obstacle such as the armrest 15 of a wheelchair within the movement range of the moving table 3, or if there is an obstacle such as the armrest 15 of a wheelchair, or ) If there is an obstacle such as a wall 16, the detection end 10c of the operating lever 10 15, wall 16, etc., the microswitch 13 is turned ON. The signal is input to the control circuit 14. With this, the control circuit 14 controls the left and right motor. 6 to stop the movement of the left-right table 3 to the left. like this Even if there is an obstacle in the movement range of the movable table 3, the movable table 3, motor, or obstacle Not only can damage to harmful objects be prevented, but also safety can be fully ensured when the obstacle is a person. Can be maintained.

[0021] Also, when the lateral movement motor 6 is stopped, the operating lever 10 is moved in the direction in which the lateral movement table 3 is moved. When pressed to the other side, for example to the right as shown in FIG. 5(b), the switch of the operating lever 10 is The microswitch 13 is turned on by the switch pressing portion 10a. This allows the operation The operating direction of the operating lever 10 is detected by the microswitch 13 which is a detection means. , the detection signal (ON signal) from this microswitch 13 is input to the control circuit 14. Ru.

[0022] Upon receiving the detection signal from the microswitch 14, the control circuit 14 The operation direction of the bar 10 is determined to be right, and the left/right movement table 3 is operated by the operation lever 10. The lateral movement motor 6 is controlled in reverse so that it can be driven to the right, which is the direction, and the lateral movement table is rotated. Drive wheel 3 to the right.

[0023] [Second example] In the embodiment described above, the left and right movable table 3 is moved left and right by operating the operation lever 10. However, the drive control is not necessarily limited to this. For example, the configuration shown in FIGS. 6 to 9 may be used.

[0024] In FIG. 6, the operating lever 20 is movable up and down on the bracket 7 with a horizontal shaft 21. It is pivoted to the center and is always held horizontally by a spring (not shown). Ru.

[0025] In addition, as shown in FIG. The switches 22 and 23 are attached to the bracket 7 as detection means, as shown in FIG. 8(a). , as shown in (b), the micro switch 22 is turned on by upward movement of the operating lever 20. The microswitch 23 is turned on by lowering the operating lever 20. , ON signals (detection signals) from the microswitches 22 and 23 are input to the control circuit 24. It is now possible to do so.

[0026] Moreover, when the control circuit 24 receives the ON signal from the microswitch 22, the The descending motor 5 is rotated forward to raise the tables 2 and 3, and the micro switch 23 When the ON signal is received, the lifting motor 5 is reversed to lower the tables 2 and 3.

[0027] In addition, as shown in FIG. By providing multiple units not only at the left and right ends of the movable table 3 but also at the front and rear edges, this table can be improved. The cable vertical movement operating means may be used as a stopper switch for safety.

[0028]

【effect】

As explained above, this idea is based on the drive direction of the movable table and the motor drive operation. The operating direction of the operating means for the To remember or check which direction the table is to be driven or not. Those who want a movable table without having to go through the trouble of moving in the wrong direction. It can be driven in the direction.

[Brief explanation of drawings]

FIG. 1 is a front view of a first embodiment of a movable table according to the invention.

FIG. 2 is an enlarged perspective view of the main part of FIG. 1;

FIG. 3 is a sectional view of a main part of the movable table in FIG. 1;

FIG. 4 is a control circuit diagram of the movable table of FIGS. 1 to 4;

5A to 5D are explanatory views of the operation of the movable table shown in FIGS. 1 to 4. FIG.

FIG. 6 is a front view showing a second embodiment of the movable table according to the invention.

FIG. 7 is an enlarged sectional view of a main part of the movable table in FIG. 6;

8(a) and 8(b) are explanatory views of the operation of the movable table shown in FIGS. 6 and 7. FIG.

9 is an explanatory diagram showing a modification of the movable table shown in FIGS. 6 to 8. FIG.

[Explanation of symbols]

1...Fixed table 2...Elevating support (movable support) 3... Lateral movement table (movable table) 5... Lifting motor 6...Left and right motor 10...Operation lever 12, 13...Micro switch (detection means) 14...Control circuit (control means) 22, 23...Micro switch (detection means) 24...Control circuit (control means)

──────────────────────────────────────────────── ─── Continuation of front page (72) Creator Keiko Furukawa Topu Co., Ltd., 75-1 Hasunuma-cho, Itabashi-ku, Tokyo Inside the con (72) Creator Seiichi Komura Komura Co., Ltd. 3-9 Nishiyuge, Yao City, Osaka City Inside the factory

Claims (1)

[Scope of utility model registration request] 1. An electric mounting table in which a movable table is provided on a main body so as to be movable vertically or horizontally, and the movable table is provided to be movably driven by a motor in the moving direction, wherein an end portion of the movable table in the moving direction A lever operable in a moving direction is provided, a detection means for detecting the operating direction of the lever is provided, and the motor is configured to drive the movable table in the operating direction of the lever based on a detection signal from the detection means. An electric mounting table characterized by being provided with a control means for controlling.