CN210661250U

CN210661250U - Straight line module convenient to installation

Info

Publication number: CN210661250U
Application number: CN201921770350.0U
Authority: CN
Inventors: 徐小龙; 骆剑锋
Original assignee: Jiangsu Wantai Motor Co ltd
Current assignee: Jiangsu Wantai Motor Co ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-06-02
Anticipated expiration: 2029-10-22

Abstract

The utility model relates to a linear module convenient for installation, which comprises a guide rail part, a screw rod nut sleeve and a motor, wherein the guide rail part is parallel to the screw rod, and the screw rod nut sleeve is sleeved on the screw rod; the mounting plate is connected with the guide rail part and the two ends of the screw rod at the same time; the lower end of the mounting plate is provided with a mounting groove matched with the section of the guide rail piece, the mounting groove comprises a group of outer arc bulges and a square groove, and a threaded hole is formed between the square groove and one side surface of the mounting plate; a screw rod positioning mounting hole is also formed above the mounting groove, and the mounting plate is sleeved at two ends of the screw rod through the screw rod positioning mounting hole; the utility model discloses the installation is dismantled simple and conveniently, and the structure that the focus leaned on makes its unstability again, has promoted the efficiency of maintaining and changing again when having guaranteed the machining precision.

Description

Straight line module convenient to installation

Technical Field

The invention relates to the field of linear modules, in particular to a linear module convenient to install.

Background

The linear module has several names, such as a linear module, a rectangular coordinate robot, a linear sliding table and the like, and is an automatic upgrading unit of a linear guide rail and a ball screw linear transmission mechanism. The linear and curvilinear motion of the load can be realized through the combination of all the units, so that the automation of the light load is more flexible and the positioning is more accurate. However, the linear module is not flexible to the mounting panel of bolted connection under high-speed, long-time motion state, and the operation of the linear module is unstable, and even the structure is deformed, even if want to adjust it, also because the whole position has been injectd to the mounting screw, fine setting can only be accomplished, and the great mounting panel of deviation needs the abandonment to be done again. Failure to adjust and correct in time can cause low equipment precision, reduced service life, and certain potential safety hazards. Therefore, there are high demands for mounting accuracy, firmness, and convenience of replacement.

Disclosure of Invention

In order to solve the problems, the invention not only ensures the stability of the sliding block when the linear module operates, but also is convenient for dismounting when the module component is replaced, therefore, the invention provides the following technical scheme: a linear module convenient to install comprises a guide rail part, a screw rod nut sleeve and a motor, wherein the guide rail part is parallel to the screw rod, and the screw rod nut sleeve is sleeved on the screw rod; the mounting plate is connected with the guide rail part and the two ends of the screw rod at the same time; the lower end of the mounting plate is provided with a mounting groove matched with the section of the guide rail piece, the mounting groove comprises a group of outer arc bulges and a square groove, and a threaded hole is formed between the square groove and one side surface of the mounting plate; the mounting groove top still is provided with lead screw location mounting hole, the mounting panel passes through lead screw location mounting hole cup joint in the both ends of lead screw.

Preferably, the screw rod and the guide rail part are provided with a sliding block in a matching manner, a positioning notch for fixing the screw rod nut sleeve is arranged in the sliding block, and a fixing hole is further formed in the extending position of the side edge of the positioning notch.

Preferably, the sliding block is divided into an upper part and a lower part, the upper sliding block is sleeved on the screw rod nut sleeve, and the lower sliding block is sleeved on the guide rail piece.

Preferably, the upper sliding block and the lower sliding block are connected through a bolt.

Preferably, the same side of the mounting plate is provided with a group of limit sensors, the limit sensors extend relatively, and the length of the limit sensors is larger than the thickness of the mounting plate.

Preferably, the motor is fixed on one of the mounting plates through a motor base, and the bottom surface of the motor base is higher than that of the mounting plate.

Preferably, the distance from the mounting groove to the square groove is smaller than the distance from the side edge of the mounting plate to the square groove.

Compared with the prior art, the invention has the following beneficial effects:

1. the position and the shape of the mounting groove in the mounting plate are arranged, so that the mounting plate is matched with the guide rail more closely, the gravity center of the whole module is reduced to the minimum, and the stability of the linear module is ensured.

2. The structure inside the sliding block ensures that the linear module does not have large vibration under the condition of high-speed operation, so that the precision of the linear module is improved, and the abrasion of related parts is reduced.

3. In order to avoid the collision of parts generated by the linear module in high-speed operation, the limiting sensors at the two ends can monitor the specific position of the sliding block in real time when the sliding block approaches, and transmit signals in time to control the motor to rotate reversely, so that the sliding block is prevented from touching the bottom.

4. The structure is simple, the installation is easy, and therefore, the maintenance and replacement efficiency is improved.

Drawings

FIG. 1 is an overall structural view of the present invention;

FIG. 2 is a view of the mounting plate structure of the present invention;

FIG. 3 is a view showing the internal structure of the slider according to the present invention;

FIG. 4 is a schematic view of a track member according to the present invention;

FIG. 5 is a schematic view of a feed screw nut sleeve of the present invention;

in the figure: the device comprises a guide rail part 1, a lead screw 2, a lead screw nut sleeve 3, a motor 4, a motor base 41, a mounting plate 5, a mounting groove 51, an outer circular arc bulge 52, a square groove 53, a threaded hole 54, a lead screw positioning mounting hole 55, a sliding block 6, a positioning notch 61, a fixing hole 62, an upper sliding block 63, a lower sliding block 64 and a position limiting sensor 7.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

According to the figures 1-5, a linear module convenient to mount comprises a guide rail part 1, a screw rod 2, a screw rod sleeve 3 and a motor 4, wherein the guide rail part 1 is parallel to the screw rod 2, and the screw rod sleeve 3 is sleeved on the screw rod 2; the structure of the guide rail part 1 can refer to fig. 4, and a linear guide rail is adopted, so that the whole structure becomes simple and light, the gravity center of a fitting arranged on the guide rail is ensured to be in the lowest state, and the stability of the module is enhanced. The guide rail component is characterized by further comprising a mounting plate 5, wherein the mounting plate 5 is connected with the two ends of the guide rail component 1 and the two ends of the screw rod 2 at the same time; the lower end of the mounting plate 5 is provided with a mounting groove 51 matched with the section of the guide rail member 1, the mounting groove 51 comprises a group of outer arc bulges 52 and a square groove 53, and a threaded hole 54 is formed between the square groove 53 and one side surface of the mounting plate 5; a screw rod positioning installation hole 55 is further formed above the installation groove 51, and the installation plate 5 is sleeved at two ends of the screw rod 2 through the screw rod positioning installation hole 55; here, referring to fig. 2, the mounting plate 5 makes the outer arc protrusion 52 of the mounting groove 51 fit with the inner arc of the outer guide rail according to the cross-sectional shape of the guide rail 1, so as to ensure stable splicing between the guide rail 1 and the mounting plate 5, the mounting plate 5 does not slide up and down due to the stress between the arcs, the thickness of the mounting plate 5 and the bolts pressed through the square groove 53 and the threaded holes 54 determine the friction between the mounting plate and the guide rail 1, and the mounting plate 5 is prevented from sliding back and forth.

The lead screw 2 with the cooperation is installed slider 6 on the guide rail spare 1, slider 6 is inside to be provided with fixedly lead screw cover 3's location notch 61, location notch 61 side extension department still is provided with fixed orifices 62. Referring to fig. 3, since the screw sleeve 3 is used to fix the sliding block 6 on the screw 2, the sliding block 6 in motion is transmitted by the screw 2 through the screw sleeve 3, and the fixing hole 62 on the side of the positioning notch 61 can ensure that the sliding block 6 and the screw sleeve 3 are fixed by bolting, and is suitable for screw sleeves 3 with different sizes. The slide block 6 is divided into an upper part and a lower part, an upper slide block 63 is sleeved on the screw rod 2, and a lower slide block 64 is sleeved on the guide rail part 1. The upper sliding block 6 and the lower sliding block 6 are connected through bolts. Mounting panel 5 is provided with a set of limit sensor 7 with one side, and the miniature limit sensor GL-8F of proximity switch can be referred to the model, extend relatively between the limit sensor 7, length is greater than mounting panel 5's thickness can be when detecting 6 high-speed mounting panel 5 that are close of slider, transmission signal to main control end, and control motor reverses or stops, has avoided the collision between slider and mounting panel 5. The motor 4 is fixed on one of the mounting plates 5 through a motor base 41, the motor 4 can be connected with the screw rod 2 in order to adapt to motors of various sizes, the bottom surface of the motor base 41 is higher than that of the mounting plate 5, and enough motor mounting space is reserved. In order to enable the bolt for compressing on the side edge of the mounting plate 5 to bear the force in the positive direction so as to enable the mounting plate 5 to clamp the guide rail part 1, the distance from the mounting groove 51 to the square groove 53 is smaller than the distance from the side edge of the mounting plate 5 to the square groove 53, and if not, the side edge is not only prevented from being compressed but also can be tilted by opposite acting force.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A linear module convenient to mount comprises a guide rail piece (1), a screw rod (2), a screw rod nut sleeve (3) and a motor (4), wherein the guide rail piece (1) is parallel to the screw rod (2), and the screw rod nut sleeve (3) is sleeved on the screw rod (2); the method is characterized in that: the guide rail component is characterized by further comprising a mounting plate (5), wherein the mounting plate (5) is connected with the two ends of the guide rail component (1) and the two ends of the screw rod (2) at the same time; the lower end of the mounting plate (5) is provided with a mounting groove (51) matched with the section of the guide rail piece (1), the mounting groove (51) comprises a group of outer arc bulges (52) and a square groove (53), and a threaded hole (54) is formed between the square groove (53) and one side surface of the mounting plate (5); the mounting groove (51) is also provided with a screw rod positioning mounting hole (55) above, and the mounting plate (5) is sleeved at two ends of the screw rod (2) through the screw rod positioning mounting hole (55).

2. The linear module of claim 1, wherein: the guide screw (2) and the guide rail piece (1) are provided with a sliding block (6) in a matched mode, the sliding block (6) is internally provided with a fixed positioning notch (61) of the guide screw nut sleeve (3), and a fixing hole (62) is further formed in the side extending position of the positioning notch (61).

3. The linear module of claim 2, wherein: the sliding block (6) is divided into an upper part and a lower part, the upper sliding block (63) is sleeved on the screw rod (2), and the lower sliding block (64) is sleeved on the guide rail piece (1).

4. The linear module of claim 3, wherein: the upper sliding block (6) is connected with the lower sliding block (6) through a bolt.

5. The linear module of claim 1, wherein: the same side of mounting panel (5) is provided with a set of spacing sensor (7), extend between spacing sensor (7) relatively, length is greater than the thickness of mounting panel (5).

6. The linear module of claim 1, wherein: the motor (4) is fixed on one of the mounting plates (5) through a motor base (41), and the bottom surface of the motor base (41) is higher than that of the mounting plate (5).

7. The linear module of claim 1, wherein: the distance from the mounting groove (51) to the square groove (53) is less than the distance from the side edge of the mounting plate (5) to the square groove (53).