Compact linear module

Abstract

The utility model discloses a compact linear module which comprises a base and rear covers located at the two ends of the base, linear guide rails are arranged on the two sides of the upper face of the base, a sliding frame is arranged between the upper faces of sliding blocks of the linear guide rails, and a ball screw penetrating motor is arranged between the rear covers. The penetrating ball screw motor is fixed to the lower portion of the sliding frame and is not connected with other objects. A side protection edge is arranged between the same sides of the rear cover, a space is defined by the side protection edge, the rear cover and the base, the penetrating ball screw motor is located in the space, and the two ends of the sliding frame extend to the side protection edge to prevent the penetrating ball screw motor from rolling. The installation position of a motor of a traditional structure is omitted, a traditional nut sliding block is replaced with the penetrating ball screw motor, the structure is more compact, space can be greatly saved, and the motor is more practical.

Description

Technical Field

[0001] The utility model relates to the technical field of linear module equipment, in particular to a compact linear module. Background Art

[0002] The motors of existing linear modules are mostly set at one end outside the screw. When installed on mechanical equipment, the total length between the motor and the screw module must be taken into consideration. Of course, some motors are located on one side, so that the total length of the screw module remains unchanged, but the width is increased. For compact equipment, the main purpose is to rationalize the use of space. Such a linear module and motor setting will occupy the horizontal or vertical space of the workbench, so the mechanism needs to be optimized to further cooperate with compact equipment to save space. Utility Model Content

[0003] The purpose of the utility model is to provide a compact linear module which saves the space occupied by the linear module and is more suitable for compact equipment, so as to solve the problems raised in the above-mentioned background technology.

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0005] A compact linear module, comprising a base and rear covers at both ends of the base, the rear covers are opposite, linear guides are arranged on both sides of the base, the linear guides are arranged between the rear covers, two sliders of the linear guides are arranged, a sliding frame is arranged between the sliders, the sliders are arranged at the four corners of the sliding frame, and a ball screw motor is arranged between the rear covers;

[0006] The opposite sides of the rear cover are provided with bearing seats, and bearings are provided in the bearing seats. The two ends of the ball screw of the through-ball screw motor are respectively fixed in the corresponding inner rings of the bearings, and the through-ball screw motor is fixed under the sliding frame, and the through-ball screw motor is not connected to other objects; side guards are provided between the same sides of the rear cover, and the side guards, the rear cover, and the base enclose a space, and the through-ball screw motor is located therein, and the two ends of the sliding frame extend to the top of the side guards to prevent the through-ball screw motor from rolling.

[0007] Furthermore, it also includes sensors provided at both ends of one side of the base, and a sensing sheet sensed by the sensor is provided on one side of the sliding frame, and the sensor and the sensing sheet form a mobile position sensor for detecting the position.

[0008] Compared with the prior art, the beneficial effects achieved by the utility model are:

[0009] The utility model product directly saves the installation position of the traditional structure motor, and replaces the traditional nut slider with the through-ball screw motor in the present application, making the structure more compact, greatly saving space, and more practical.

[0010] Special sensors and induction sheets for detecting positions are provided to facilitate users to understand the position of the through-ball screw motor and adjust the position of the related sliding frame according to the required position. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0012] Figure 1 This is a schematic diagram of the structure of a compact linear module of the utility model;

[0013] Figure 2 It is a cross-sectional view of a compact linear module of the utility model;

[0014] Figure 3 It is a cross-sectional view of a compact linear module of the utility model.

[0015] In the figure: 1. base, 2. back cover, 3. linear guide, 4. sliding frame, 5. through-ball screw motor, 6. bearing seat, 7. bearing, 8. ball screw, 9. sensor, 10. sensor sheet, 11. side guard. DETAILED DESCRIPTION

[0016] 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.

[0017] See also Figure 1-3 , the utility model provides a technical solution:

[0018] A compact linear module comprises a base 1 and a rear cover 2 located at both ends of the base 1, the rear covers 2 are arranged oppositely, linear guides 3 are installed on both sides of the base 1, the linear guides 3 are located between the rear covers 2, two sliders of the linear guides 3 are provided, a sliding frame 4 is fixed between the sliders, the sliders are located at the four corners of the sliding frame 4, a through ball screw motor 5 is provided between the rear covers 2, and the through ball screw motor 5 is produced by Shenzhen Licheng Electromechanical Co., Ltd.

[0019] Ball screw stepper motor produced by 86 closed loop series model LC20G228-4.0-LX-0.5;

[0020] The opposite sides of the rear cover 2 are both installed with bearing seats 6, and the bearing seats 6 are both provided with bearings 7. The two ends of the ball screw 8 penetrating the ball screw motor 5 are respectively fixed in the inner rings of the corresponding bearings 7. The penetrating ball screw motor 5 is fixed under the sliding frame 4, and the penetrating ball screw motor 5 is not connected to other objects;

[0021] Side guards 11 are fixed between the same sides of the rear cover 2. The side guards 11, the rear cover 2 and the base 1 enclose a space in which the ball screw motor 5 and the linear guide 3 are located. Both ends of the sliding frame 4 extend above the side guards 11 to prevent the ball screw motor 5 from rolling.

[0022] As an embodiment of the product of the utility model, in addition to the above structure, sensors 9 are provided at both ends of one side of the base 1, and a sensor sheet 10 sensed by the sensor 9 is provided on one side of the sliding frame 4. The sensor and the sensor sheet constitute a mobile position sensor for detecting the position.

[0023] When the utility model product is implemented:

[0024] The utility model product changes the setting of the traditional electric linear module, and replaces the existing structure with a through-ball screw motor. The through-ball screw motor directly moves back and forth on its ball screw, driving the sliding frame to move. The equipment to be moved is installed on the sliding frame to achieve linear movement. Therefore, the utility model product can replace the slider and motor in the traditional electric linear module, breaking the impression of the traditional mechanical structure, and can greatly shorten the length or width of the linear module. Its structural layout is quite reasonable and is suitable for use in equipment that seeks to save space.

[0025] The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A compact linear module, characterized in that: It includes a base and a back cover located at both ends of the base, linear guides are provided on both sides of the base, a sliding frame is provided between the sliders of the linear guides, a through-ball screw motor is provided between the back covers, bearing seats are provided on the opposite sides of the back covers, bearings are provided in the bearing seats, both ends of the ball screw of the through-ball screw motor are respectively fixed in corresponding bearing inner rings, the through-ball screw motor is fixed under the sliding frame, side guards are provided between the same sides of the back covers, and both ends of the sliding frame extend to the top of the side guards to prevent the through-ball screw motor from rolling.

2. A compact linear module according to claim 1, characterized in that: It also includes sensors disposed at both ends of one side of the base, and a sensor sheet sensed by the sensors is disposed on one side of the sliding frame.

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