Long-stroke linear module

Abstract

The long-stroke linear module comprises a base, a lead screw body and a lead screw nut seat, a supporting strip is fixedly connected to the top of the base, fastening screws are connected to the front end and the rear end of the top of the supporting strip in a threaded mode, and a shielding cover plate is fixedly installed at the top of the supporting strip through the fastening screws. Springs are fixedly connected to the left side and the right side of the lead screw nut seat, supporting sliding blocks are fixedly connected to the other ends of the springs, rubber rings are arranged at the other ends of the supporting sliding blocks, guiding balls are arranged at the front end and the rear end of the bottom of each supporting sliding block, and anti-collision strips are fixedly connected to the upper end and the lower end of an inner cavity of the base. Through the arrangement of the shielding cover plate, the supporting sliding block, the spring, the guide ball, the anti-collision strip and the rubber ring, the linear module has the advantages of preventing the lead screw from being bent to affect linear walking of equipment and being long in service life, and the linear module is simple in structure, convenient to use, low in manufacturing cost and beneficial to market popularization.

Description

Technical Field

[0001] The utility model relates to the technical field of linear modules, in particular to a long-stroke linear module. Background Art

[0002] Linear modules are widely used in industrial production. Linear modules generally adopt a screw slider structure, which has high precision and easy control.

[0003] At present, when the length of the existing linear module increases, the length of the lead screw also needs to increase. The lead screw will bend due to its own gravity, which will affect the linear travel. The linear module will need to be lubricated with lubricant, and the lubricant has a certain adsorption capacity, which can easily adsorb dust and other pollutants into the equipment, affecting the service life of the equipment. For this reason, we propose a long-stroke linear module. Utility Model Content

[0004] The purpose of the utility model is to provide a long-stroke linear module, which has the advantages of preventing the bending of the lead screw from affecting the linear travel of the equipment and having a long service life. It solves the problem that when the length of the existing linear module increases, the length of the lead screw also needs to increase, and the lead screw will bend due to the increase in its own gravity, thereby affecting the linear travel, and the linear module will need to be lubricated with the addition of lubricant, and the lubricant has a certain adsorption capacity, which easily absorbs pollutants such as dust into the inside of the equipment, affecting the service life of the equipment.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a long-stroke linear module, including a base, a screw rod body and a screw rod nut seat, the top of the base is fixedly connected to a support bar, the front and rear ends of the top of the support bar are threadedly connected to fastening screws, the top of the support bar is fixedly installed with a shielding cover plate by fastening screws, the left and right sides of the screw rod nut seat are fixedly connected to springs, the other end of the spring is fixedly connected to a support slider, the other end of the support slider is provided with a rubber ring, the front and rear ends of the bottom of the support slider are provided with guide balls, and the upper and lower ends of the inner cavity of the base are fixedly connected to anti-collision strips.

[0006] Preferably, a driving motor is fixedly mounted on the left side of the base, a coupling is fixedly mounted on the output end of the driving motor, and a screw body is fixedly mounted on the right end of the coupling.

[0007] Preferably, a screw nut seat is threadedly connected to the outer surface of the screw rod body, and a sliding seat is fixedly installed on the top of the screw nut seat.

[0008] Preferably, the support slider is adapted to the screw rod body, and the support slider slides on the outer surface of the screw rod body.

[0009] Preferably, there are multiple anti-collision strips, and the material of the anti-collision strips is silicone.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0011] The utility model provides a shielding cover plate, a supporting slider, a spring, a guide ball, an anti-collision strip and a rubber ring, so that the linear module has the advantages of preventing the bending of the screw rod from affecting the linear movement of the equipment and having a long service life. The utility model also has a simple structure, is easy to use, has a low manufacturing cost, and is conducive to market promotion. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the structure of the utility model from the first perspective;

[0013] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model from a second viewing angle;

[0014] Figure 3 It is a schematic diagram of the matching structure of the support slider and the screw nut seat of the utility model.

[0015] In the figure: 1. base; 2. drive motor; 3. sliding seat; 4. shielding cover; 5. fastening screws; 6. support bar; 7. coupling; 8. screw body; 9. support slider; 10. screw nut seat; 11. spring; 12. guide ball; 13. anti-collision strip; 14. rubber ring. 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] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0018] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0019] The base 1, drive motor 2, sliding seat 3, shielding cover 4, fastening screws 5, support bar 6, coupling 7, screw body 8, support slider 9, screw nut seat 10, spring 11, guide ball 12, anti-collision strip 13 and rubber ring 14 components of the present application are all universal standard parts or components known to technical personnel in this field, and their structures and principles can be known to technical personnel through technical manuals or through conventional experimental methods.

[0020] See also Figure 1-3 A long-stroke linear module includes a base 1, a screw body 8 and a screw nut seat 10. The top of the base 1 is fixedly connected with a support bar 6. The front and rear ends of the top of the support bar 6 are threadedly connected with fastening screws 5. The top of the support bar 6 is fixedly installed with a shielding cover plate 4 through the fastening screws 5. The left and right sides of the screw nut seat 10 are fixedly connected with springs 11. The other end of the spring 11 is fixedly connected with a support slider 9. The other end of the support slider 9 is provided with a rubber ring 14. The front and rear ends of the bottom of the support slider 9 are provided with guide balls 12. The upper and lower ends of the inner cavity of the base 1 are fixedly connected with anti-collision strips 13.

[0021] A driving motor 2 is fixedly mounted on the left side of the base 1 , a coupling 7 is fixedly mounted on the output end of the driving motor 2 , and a screw body 8 is fixedly mounted on the right end of the coupling 7 .

[0022] Through the above technical solution, the drive motor 2 is set to provide power for the operation of this module.

[0023] The outer surface of the screw body 8 is threadedly connected with a screw nut seat 10 , and the top of the screw nut seat 10 is fixedly mounted with a sliding seat 3 .

[0024] Through the above technical solution, the stability of the screw nut seat 10 is guaranteed by the arrangement of the sliding seat 3.

[0025] The support slider 9 is matched with the screw body 8 , and the support slider 9 slides on the outer surface of the screw body 8 .

[0026] There are a plurality of anti-collision strips 13 , and the material of the anti-collision strips 13 is silicone.

[0027] Through the above technical solution, the anti-collision strip 13 is provided to prevent the supporting slider 9 from directly impacting the base 1 .

[0028] When in use, after the device is powered on through the external power socket, the drive motor 2 is turned on by the external controller, and with the assistance of the coupling 7, the screw body 8 rotates synchronously, so that the screw nut seat 10 can move left and right on the outer surface of the screw body 8, and with the cooperation of the guide ball 12, when the elastic force of the spring 11 is greater than the friction force between the screw body 8 and the support slider 9, the spring 11 can drive the support slider 9 to move synchronously, thereby ensuring the straightness of the screw nut seat 10 when walking on the outer surface of the screw body 8, and the setting of the anti-collision strip 13 prevents the support slider 9 from directly impacting the base 1. At the same time, the setting of the shielding cover 4 can block most of the external dust and other pollutants, and the setting of the rubber ring 14 can clean the outer surface of the screw body 8 before the screw nut seat 10 walks on the outer surface of the screw body 8, thereby ensuring the service life of the equipment.

[0029] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A long-stroke linear module, comprising a base (1), a screw body (8) and a screw nut seat (10), characterized in that: The top of the base (1) is fixedly connected to a support bar (6), the front and rear ends of the top of the support bar (6) are both threadedly connected to fastening screws (5), the top of the support bar (6) is fixedly mounted with a shielding cover plate (4) via the fastening screws (5), the left and right sides of the screw nut seat (10) are both fixedly connected to springs (11), the other end of the spring (11) is fixedly connected to a support slider (9), the other end of the support slider (9) is provided with a rubber ring (14), the front and rear ends of the bottom of the support slider (9) are both provided with guide balls (12), and the upper and lower ends of the inner cavity of the base (1) are both fixedly connected to anti-collision strips (13).

2. A long-stroke linear module according to claim 1, characterized in that: A drive motor (2) is fixedly mounted on the left side of the base (1), a coupling (7) is fixedly mounted on the output end of the drive motor (2), and a screw rod (8) is fixedly mounted on the right end of the coupling (7).

3. The long-stroke linear module according to claim 1, characterized in that: The outer surface of the screw body (8) is threadedly connected to a screw nut seat (10), and a sliding seat (3) is fixedly mounted on the top of the screw nut seat (10).

4. The long-stroke linear module according to claim 1, characterized in that: The support slider (9) is adapted to the screw rod body (8), and the support slider (9) slides on the outer surface of the screw rod body (8).

5. The long-stroke linear module according to claim 1, characterized in that: The number of the anti-collision strips (13) is plural, and the material of the anti-collision strips (13) is silica gel.

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