CN114850891A - Beam guide structure and cutting device - Google Patents

Abstract

The invention discloses a cross beam guide rail structure and a cutting device. The beam guide rail structure comprises a beam, a first guide rail, a second guide rail, a plurality of first fasteners, a plurality of second fasteners, a first sliding block and a second sliding block, wherein the beam is provided with a mounting surface; the first guide rail is arranged on the mounting surface; the second guide rail is arranged on the mounting surface and is parallel to the first guide rail at intervals; the first fasteners are arranged on the cross beam and are arranged on two opposite sides of the first guide rail so as to clamp and fix the first guide rail; the second fasteners are arranged on the cross beam and are arranged on two opposite sides of the second guide rail so as to clamp and fix the second guide rail; the first slide block is slidably arranged on the first guide rail, the second slide block is slidably arranged on the second guide rail, and the first slide block and the second slide block are used for mounting the bearing table so as to drive the bearing table to move along the length direction of the first guide rail. The cross beam guide rail structure can solve the problem that the straightness of the guide rail in the traditional cross beam guide rail structure is poor, so that the bearing platform moves and deviates.

Description

Beam guide structure and cutting device

technical field

The invention relates to the technical field of cutting, in particular to a beam guide rail structure and a cutting device.

Background technique

Due to the unreasonable design of the beam guide structure of the existing cutting device, the straightness of the beam guide structure is poor, so that the bearing platform on the beam guide structure is displaced from the preset trajectory when moving, thereby affecting the bearing platform. The accuracy of the mobile location.

SUMMARY OF THE INVENTION

The main purpose of the present invention is to propose a cross-beam guide rail structure, which aims to solve the problem that the guide rail in the traditional cross-beam guide rail structure has poor straightness and causes the movement of the bearing platform to be offset.

In order to achieve the above-mentioned purpose, the present invention proposes a cross-beam guide rail structure, comprising:

a beam, the beam has a mounting surface;

a first guide rail, arranged on the mounting surface;

a second guide rail, arranged on the mounting surface and parallel to the first guide rail;

A plurality of first fasteners are arranged on the cross beam and are arranged at opposite sides of the first guide rail along the length direction of the first guide rail. A fastener is respectively abutted against the side edges of the first guide rail to clamp and fix the first guide rail;

A plurality of second fasteners are arranged on the beam and are arranged on opposite sides of the second guide rail in sequence along the length direction of the second guide rail. Two fasteners are respectively abutted against the side edges of the second guide rail to clamp and fix the second guide rail;

A first sliding block and a second sliding block, the first sliding block is slidably arranged on the first guide rail along the length direction of the first guide rail, and the second sliding block is along the length of the second guide rail. The length direction is slidably arranged on the second guide rail, and the first sliding block and the second sliding block are used for installing the bearing platform to drive the bearing platform to move along the length direction of the first guide rail .

In one embodiment, the installation surface of the beam is provided with a first installation groove and a second installation groove arranged at a relative interval, and the second installation groove is set between the first installation groove and the second guide rail. Between the first installation groove and the second installation groove, a first installation boss is formed, and the length direction of the first installation boss extends along the length direction of the first guide rail. The guide rail is arranged on the top surface of the first installation boss, and a plurality of the first fasteners are respectively arranged in the first installation groove and the second installation groove and are oppositely arranged.

In one embodiment, the first installation groove has a first groove wall away from the first installation boss, and the first groove wall is inclined outward, so that the notch of the first installation groove and/or, the second installation groove has a second groove wall away from the first installation boss, and the second groove wall is inclined outward, so that the second installation groove is The notch of the groove is arranged in a flared shape.

In one embodiment, a plurality of the first fasteners include a plurality of first sub-fasteners, the first sub-fasteners are arranged in the first installation groove, and the first sub-fasteners are The member has a first pressing surface and a second pressing surface arranged oppositely, at least part of the first pressing surface abuts the side edge of the first guide rail, and the second pressing surface is in contact with the first pressing surface. The groove wall resists.

In one embodiment, the plurality of first fasteners further include a plurality of second sub-fasteners, the second sub-fasteners are arranged in the second installation grooves, and the second sub-fasteners are The fixture has a third pressing surface and a fourth pressing surface arranged oppositely, at least part of the third pressing surface abuts the side edge of the first guide rail, and the fourth pressing surface and the first The two groove walls are against each other.

In one embodiment, a first included angle is formed between the first pressing surface and the second pressing surface, and the first included angle is not less than 20 degrees and not more than 45 degrees; and/or , a second included angle is formed between the third pressing surface and the fourth pressing surface, and the second included angle is not less than 20 degrees and not more than 45 degrees.

In one embodiment, the first groove wall is arranged in a plane, and the surface roughness of the first groove wall is not less than 4 μm and not greater than 10 μm; and/or, the second groove wall is arranged in a plane, so The surface roughness of the second groove wall is not less than 4 μm and not more than 10 μm.

In one embodiment, the mounting surface includes a top surface of the first mounting boss, and the width of the first mounting boss is smaller than the width of the first guide rail; and/or, the first guide rail has a width. The difference between the width and the width of the first mounting boss is not less than 0.1 mm and not more than 2.0 mm.

In one embodiment, the beam is made of cast iron material.

The present invention also provides a cutting device, the cutting device includes the above-mentioned beam guide rail structure, and the beam guide rail structure includes a beam, a first guide rail, a second guide rail, a plurality of first fasteners, and a plurality of second fasteners , a first slider and a second slider, the beam has an installation surface; the first guide rail is arranged on the installation surface; the second guide rail is arranged on the installation surface and is arranged in parallel with the first guide rail; A plurality of first fasteners are arranged on the beam and are arranged at intervals along the length direction of the first guide rail on opposite sides of the first guide rail. The fasteners are respectively abutted against the side edges of the first guide rail to clamp and fix the first guide rail; a plurality of second fasteners are arranged on the beam and are arranged in sequence along the length direction of the second guide rail The plurality of second fasteners arranged opposite to each other are arranged on opposite sides of the second guide rail, respectively abut against the side edges of the second guide rail to clamp and fix the second guide rail; The first sliding block is slidably arranged on the first guide rail along the length direction of the first guide rail, and the second sliding block is slidably arranged on the first guide rail along the length direction of the second guide rail. On the two guide rails, the first sliding block and the second sliding block are used for installation of the bearing platform to drive the bearing platform to move along the length direction of the first guide rail.

The beam guide structure of this scheme includes a beam, a first guide rail, a second guide rail, a plurality of first fasteners, a plurality of second fasteners, a first slider and a second slider, the beam has an installation surface, the first The guide rail and the second guide rail are both arranged on the installation surface, and the first guide rail and the second guide rail are arranged in parallel and spaced apart, and a plurality of first fasteners are arranged on the beam and are arranged at intervals along the length of the first guide rail. On opposite sides of the first guide rail, a plurality of first fasteners disposed oppositely abut against the sides of the first guide rail to clamp and fix the first guide rail, and a plurality of second fasteners are arranged on the beam and The second guide rails are arranged at intervals along the length direction of the second guide rail and are arranged on opposite sides of the second guide rail. The guide rail, the first sliding block is slidably arranged on the first guide rail along the length direction of the first guide rail, the second sliding block is slidably arranged on the second guide rail along the length direction of the second guide rail, the first sliding block and the first sliding block are slidably arranged on the second guide rail along the length direction of the second guide rail. The two sliding blocks are used for the installation of the bearing platform to drive the bearing platform to move along the length direction of the first guide rail, so that the installation surface of the beam is the positioning reference surface of the first guide rail and the second guide rail, that is, the first guide rail and the second guide rail are installed. When the second guide rail is used, it is only necessary to ensure that the installation surface of the cross beam has a high flatness to ensure the straightness of the first guide rail and the second guide rail. When the cross beam is processed, there is only one installation surface for the positioning reference plane on the cross beam. It is easy to process, and the machining accuracy of the flatness of the installation surface of the beam can be guaranteed, that is, the straightness of the first guide rail and the second guide rail installed on the beam is high; at the same time, a plurality of first fasteners and a plurality of second The fasteners clamp and fix the first guide rail and the second guide rail respectively, so that the first guide rail and the second guide rail can be stably installed on the beam, thus ensuring the stability of the installation of the first guide rail and the second guide rail. The straightness of the first guide rail and the second guide rail installed on the beam is guaranteed to be high, and the stability of the installation of the first guide rail and the second guide rail is ensured, thereby ensuring that the bearing platform can be installed on the first guide rail and the second guide rail. The stable movement avoids the deviation of the bearing platform when it moves.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained according to the structures shown in these drawings without creative efforts.

1 is a schematic structural diagram of an embodiment of a beam guide structure of the present invention;

Fig. 2 is the partial structure schematic diagram in Fig. 1;

Fig. 3 is the enlarged view of A place in Fig. 2;

4 is a schematic structural diagram of the structure in FIG. 2 from another perspective;

Fig. 5 is the enlarged view of B place in Fig. 4;

Fig. 6 is the structural representation of the beam in Fig. 2;

Fig. 7 is the enlarged view of C place in Fig. 6;

FIG. 8 is a schematic structural diagram of the structure in FIG. 6 from another perspective;

FIG. 9 is a schematic structural diagram of the first sub-fastener in FIG. 5;

FIG. 10 is a schematic structural diagram of the structure in FIG. 9 from another perspective.

Description of reference numbers:

label name label name 100 beam 400 first fastener 110 Mounting surface 410 first sub-fastener 120 first installation slot 411 first extrusion surface 121 first groove wall 412 second extrusion surface 130 second mounting slot 420 second sub-fastener 131 second groove wall 500 second fastener 140 first mounting boss 600 first slider 200 first rail 700 second slider 300 second rail 800 pedestal

The realization, functional characteristics and advantages of the present invention will be further described with reference to the accompanying drawings in conjunction with the embodiments.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

It should be noted that if there are directional indications (such as up, down, left, right, front, back, etc.) involved in the embodiments of the present invention, the directional indications are only used to explain a certain posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication also changes accordingly.

In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the present invention, the descriptions of "first", "second", etc. are only used for the purpose of description, and should not be construed as indicating or implying Its relative importance or implicitly indicates the number of technical features indicated. Thus, a feature delimited with "first", "second" may expressly or implicitly include at least one of that feature. In addition, if the meaning of "and/or" appears in the whole text, it includes three parallel schemes, taking "A and/or B" as an example, including scheme A, or scheme B, or the scheme that A and B satisfy at the same time . In addition, the technical solutions between the various embodiments can be combined with each other, but must be based on the realization by those of ordinary skill in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that the combination of such technical solutions does not exist. , is not within the scope of protection required by the present invention.

The beam in the traditional technology usually includes the shoulder bearing surface and the guide rail bearing surface. The shoulder bearing surface and the guide rail bearing surface can position the guide rail at the same time to ensure the straightness of the guide rail, while the shoulder bearing force surface and the guide rail bearing surface are processed. It is difficult to ensure the machining accuracy of both at the same time, that is, when machining the beam in the traditional technology, the flatness of the shoulder bearing surface of the beam and the flatness of the bearing surface of the guide rail are difficult to be guaranteed at the same time. It is very difficult. As long as one of the flatness of the shoulder bearing surface of the beam and the flatness of the bearing surface of the guide rail has poor flatness caused by low machining accuracy, the straightness of the guide rail installed on the beam will be poor. , resulting in the problem of displacement of the bearing platform on the guide rail. In addition, pins or screws are usually used to fix the guide rails in the traditional technology, and the vibration frequency of the beam guide rail structure is high during transportation or use. The higher frequency vibration will cause the pins to shift or the screws to move and deform. The straightness of the guide rail is affected, which in turn leads to the problem of displacement of the bearing platform on the guide rail.

To this end, the present invention proposes a beam guide structure and a cutting device including the beam guide structure. The beam guide structure of the present invention can solve the problem that the guide rail in the traditional beam guide structure has poor straightness and causes the movement of the bearing platform to be offset. .

Referring to FIGS. 1 to 5 , in an embodiment of the beam guide structure of the present invention, the beam guide structure includes a beam 100 , a first guide rail 200 , a second guide rail 300 , a plurality of first fasteners 400 , a plurality of second guide rails Fastener 500 , first sliding block 600 and second sliding block 700 , the beam 100 has a mounting surface 110 (as shown in FIG. 3 , FIG. 5 and FIG. 7 ); the first guide rail 200 is provided on the mounting surface 110 The second guide rail 300 is arranged on the mounting surface 110 and is arranged in parallel with the first guide rail 200 ; a plurality of first fasteners 400 are arranged on the beam 100 and along the first guide rail 200 The length directions of the first guide rails 200 are arranged at intervals in sequence on opposite sides of the first guide rail 200, and the plurality of first fasteners 400 disposed opposite to each other abut against the sides of the first guide rail 200 to clamp Fixing the first guide rail 200 ; a plurality of second fasteners 500 are arranged on the beam 100 and are arranged at intervals along the length direction of the second guide rail 300 on opposite sides of the second guide rail 300 On both sides, a plurality of the second fasteners 500 disposed opposite to each other abut against the sides of the second guide rail 300 to clamp and fix the second guide rail 300; the first slider 600 moves along the The first guide rail 200 is slidably disposed on the first guide rail 200 along the length direction of the second guide rail 200 , and the second slider 700 is slidably disposed on the second guide rail 300 along the length direction of the second guide rail 300 . The first sliding block 600 and the second sliding block 700 are used for installing the bearing platform to drive the bearing platform to move along the length direction of the first guide rail 200 .

It can be understood that, the beam 100 can be arranged on the base 800, and the installation surface 110 of the beam 100 can be arranged horizontally or vertically, and of course, it can also be arranged at an angle with the horizontal direction, that is, the first guide rail. The guide rails 200 and the second guide rails 300 may be arranged at intervals along the horizontal direction, may also be arranged vertically along the height direction, or may be arranged obliquely on a plane at an angle with the horizontal direction, which is not limited herein. In this embodiment, the first guide rail 200 and the second guide rail 300 are arranged vertically in the height direction, and the mounting surface 110 is arranged on the side of the beam 100 , that is, the first sliding block 600 and the second sliding block 700 are also arranged on the side of the beam 100 . On the side plate of the beam 100 , the carrying platform is also arranged on the side of the beam 100 , so that the bearing platform can move on the side of the beam 100 .

Further, the plurality of first fasteners 400 can be divided into two groups, the plurality of first fasteners 400 in the two groups are respectively abutted against the two sides of the first guide rail 200, and the plurality of first fasteners in each group The components 400 are arranged at intervals in order to clamp and fix the first guide rail 200 on the beam 100; similarly, the plurality of second fasteners 500 can be divided into two groups, and the plurality of second fasteners 500 in the two groups are respectively Abutting against the two sides of the second guide rail 300 , the plurality of second fasteners 500 in each group are arranged at intervals in sequence to clamp and fix the second guide rail 300 on the beam 100 . The plurality of first fasteners 400 directly abut against the first guide rail 200 to ensure the stability of the installation of the first guide rail 200 , and the plurality of second fasteners 500 directly abut against the second guide rail 300 to ensure the second The stability of the installation of the guide rail 300, when the beam guide rail structure is transported or used, the high frequency vibration also has no effect on the installation stability of the first guide rail 200 and the second guide rail 300, thus ensuring the installation of the first guide rail 200 and the second guide rail 300. stability on the beam 100.

Further, the first guide rail 200 and the beam 100 can be connected and fixed by connecting pieces, and the connecting pieces can be screws. Of course, the first guide rail 200 can also be fixed with the cross beam 100 by clamping, which is not limited herein. Similarly, the manner in which the second guide rail 300 and the beam 100 are connected and fixed is also not limited, including but not limited to: screw connection or snap connection. The fixing method of the first fastener 400 and the beam 100 is also not limited, including but not limited to: screw connection or snap connection. The fixing manner of the second fastener 500 and the beam 100 is also not limited, including but not limited to: screw connection or snap connection.

The beam guide structure of this solution includes a beam 100, a first guide rail 200, a second guide rail 300, a plurality of first fasteners 400, a plurality of second fasteners 500, a first sliding block 600 and a second sliding block 700, The beam 100 has an installation surface 110 , the first guide rail 200 and the second guide rail 300 are both arranged on the installation surface 110 , the first guide rail 200 and the second guide rail 300 are arranged in parallel and spaced apart, and a plurality of first fasteners 400 are arranged on the beam 100 and arranged at intervals along the length direction of the first guide rail 200 on opposite sides of the first guide rail 200, the plurality of first fasteners 400 disposed oppositely abut against the sides of the first guide rail 200 to The first guide rail 200 is clamped and fixed, and a plurality of second fasteners 500 are arranged on the beam 100 and are arranged at intervals along the length direction of the second guide rail 300 on opposite sides of the second guide rail 300 . The plurality of second fasteners 500 are respectively abutted against the side edges of the second guide rail 300 to clamp and fix the second guide rail 300 . The first sliding block 600 is slidably disposed on the first guide rail 200 along the length direction of the first guide rail 200 . On the guide rail 200, the second sliding block 700 is slidably disposed on the second guide rail 300 along the length direction of the second guide rail 300, and the first sliding block 600 and the second sliding block 700 are used for installation on the bearing platform to drive the bearing platform Move along the length direction of the first guide rail 200, so that the installation surface 110 of the beam 100 is the positioning reference surface of the first guide rail 200 and the second guide rail 300, that is, when installing the first guide rail 200 and the second guide rail 300, only The straightness of the first guide rail 200 and the second guide rail 300 can be ensured by ensuring that the mounting surface 110 of the beam 100 has a high flatness. When the beam 100 is processed, there is only one mounting surface 110 for the positioning reference plane on the beam 100 Easy to process, the machining accuracy of the flatness of the mounting surface 110 of the beam 100 can be guaranteed, that is, the straightness of the first guide rail 200 and the second guide rail 300 installed on the beam 100 is guaranteed to be high; at the same time, a plurality of first fasteners 400 and a plurality of second fasteners 500 respectively clamp and fix the first guide rail 200 and the second guide rail 300, so that the first guide rail 200 and the second guide rail 300 can be stably installed on the beam 100, thus ensuring the first guide rail 200 and the stability of the installation of the second guide rail 300, that is, the solution ensures that the first guide rail 200 and the second guide rail 300 are installed on the beam 100 with high straightness, and at the same time ensures the installation of the first guide rail 200 and the second guide rail 300. Therefore, it is ensured that the carrying platform can move stably on the first guide rail 200 and the second guide rail 300, thereby avoiding the occurrence of deviation of the carrying platform when moving. Compared with the traditional technology, when installing the first guide rail 200 and the second guide rail 300 in this solution, only the installation surface 110 of the beam 100 is used as the positioning reference surface, so that the positioning reference surface of the first guide rail 200 and the second guide rail 300 is only There is one, a positioning reference plane, which makes the beam 100 easy to process, and the machining accuracy of the mounting surface 110 of the beam 100 can be guaranteed. In addition, in this solution, the first guide rail 200 is fixed by a plurality of first fasteners 400 to ensure the stability of the first guide rail 200 being installed on the beam 100, and the plurality of second fasteners 500 to the second guide rail 300. Fixing ensures the stability of the first guide rail 200 installed on the beam 100 , so that the first sliding block 600 can slide stably on the first guide rail 200 , and the second sliding block 700 can stably slide on the second guide rail 300 Sliding, so that the carrying platform can move stably without the situation that the carrying platform moves out of position. It can be seen that the cross-beam guide rail structure of this solution can solve the problem that the guide rail in the traditional cross-beam guide rail structure is poor in straightness, which leads to the displacement of the bearing platform.

Please refer to FIG. 3 to FIG. 7 , in one embodiment, the mounting surface 110 of the beam 100 is provided with a first mounting groove 120 and a second mounting groove 130 which are arranged at a relative interval, and the second mounting groove 130 is provided in the A first installation boss 140 is formed between the first installation groove 120 and the second guide rail 300 , and between the first installation groove 120 and the second installation groove 130 . The first installation boss The length direction of the 140 extends along the length direction of the first guide rail 200, the first guide rail 200 is arranged on the top surface of the first installation boss 140, and the plurality of first fasteners 400 are arranged on the The first installation groove 120 and the second installation groove 130 are arranged opposite to each other.

It can be understood that the mounting surface 110 includes the top surface of the first mounting boss 140 , and the first guide rail 200 is provided on the top surface of the first mounting boss 140 , that is, the first guide rail 200 is provided on the mounting surface 110 . By arranging the first installation groove 120 and the second installation groove 130, the first installation boss 140 is formed. The first installation boss 140 occupies a small area of the entire beam 100. When the first installation boss 140 is processed, it can be To ensure the machining accuracy of the top surface of the first mounting boss 140 , the flatness of the top surface of the first mounting boss 140 can be processed and controlled to 0.006mm, so as to ensure the straight line when the first guide rail 200 is mounted on the first mounting boss 140 Degree is better. When the length of the first guide rail 200 is long, for example, more than 1 meter, the first guide rail 200 can also have better straightness. By calibrating the first guide rail 200, the straightness of the first guide rail 200 can reach 0.0002 mm, In this way, it can be ensured that the first guide rail 200 has good straightness. In addition, the first installation groove 120 and the second installation groove 130 also facilitate quick positioning and installation of the plurality of first fasteners 400 , which is beneficial to improve the installation efficiency of the plurality of first fasteners 400 .

Please refer to FIG. 3 and FIG. 7 , in one embodiment, the first installation groove 120 has a first groove wall 121 away from the first installation boss 140 , and the first groove wall 121 is inclined outward. , so that the notch of the first installation groove 120 is arranged in a flared shape; and/or the second installation groove 130 has a second groove wall 131 away from the first installation boss 140 , the first installation groove 130 The two groove walls 131 are inclined outward, so that the notch of the second installation groove 130 is formed in a flared shape.

It can be understood that the first groove wall 121 is spaced apart from one side wall of the first installation boss 140 , and the first groove wall 121 is inclined outward, so that the notch of the first installation groove 120 is arranged in a flared shape , the first installation groove 120 provided by the flared opening can facilitate the rapid installation of the first fastener 400 , which is beneficial to improve the installation efficiency of the first fastener 400 .

Similarly, the second groove wall 131 is arranged at intervals from the other side wall of the first installation boss 140, and the second groove wall 131 is inclined outward, so that the notch of the second installation groove 130 is arranged in a flared shape, The flared second installation groove 130 can facilitate quick installation of the first fastener 400 , and is also beneficial to improve the installation efficiency of the first fastener 400 .

Referring to FIG. 5 , FIG. 7 , FIG. 9 and FIG. 10 , in one embodiment, the plurality of first fasteners 400 include a plurality of first sub-fasteners 410 , the first sub-fasteners 410 Set in the first installation groove 120, the first sub-fastener 410 has a first pressing surface 411 and a second pressing surface 412 oppositely arranged, at least part of the first pressing surface 411 and the The side edges of the first guide rail 200 abut against, and the second pressing surface 412 abuts against the first groove wall 121 . It can be understood that, at least part of the first pressing surface 411 of the first sub-fastener 410 can abut against the side wall of the first guide rail 200 , and part of the first pressing surface 411 is provided in the first installation groove 120 to ensure that The stability of the installation of the first sub-fastener 410 is improved. Of course, the first pressing surface 411 of the first sub-fastener 410 can also abut against the groove wall of the first installation groove 120 and the side edge of the first guide rail 200 at the same time, so that the first sub-fastener 410 can not only A guide rail 200 is clamped and fixed, and at the same time, it also ensures the stability of the first sub-fastener 410 being installed in the first installation groove 120 .

Moreover, the second pressing surface 412 of the first sub-fastener 410 also abuts against the inclined first groove wall 121, that is, the second pressing surface 412 is also inclined, and the inclined first groove wall 121 can To better support the first sub-fastener 410, the first groove wall 121 decomposes the inclined supporting force, and the decomposed force acts on the first sub-fastener 410, so as to resist the first sub-fastener 410. The first sub-fasteners 410 on the groove wall 121 can press the sides of the first guide rail 200 , thereby further improving the stability of the first sub-fasteners 410 for clamping and fixing the first guide rail 200 . In particular, in this embodiment, the first sub-fastener 410 and the first guide rail 200 are arranged up and down along the height direction, and the gravity of the first sub-fastener 410 and the inclined first groove wall 121 are opposite to the inclined arrangement. The resisting force of the second pressing surface 412 acts on the side wall of the first guide rail 200 together, so that the first sub-fastener 410 can firmly clamp the side edge of the first guide rail 200, thereby ensuring the first guide rail 200. 200 is mounted on the beam 100 for stability.

In one embodiment, the plurality of first fasteners 400 further include a plurality of second sub-fasteners 420, the second sub-fasteners 420 are arranged in the second installation groove 130, the The second sub-fastener 420 has a third pressing surface and a fourth pressing surface disposed opposite to each other, at least part of the third pressing surface abuts against the side edge of the first guide rail 200 , and the fourth pressing surface The pressing surface abuts against the second groove wall 131 .

It can be understood that at least part of the third pressing surface of the second sub-fastener 420 can abut against the other side wall of the first guide rail 200 , and part of the third pressing surface is provided in the second installation groove 130 to ensure that The stability of the installation of the second sub-fastener 420 is improved. Of course, the third pressing surface of the second sub-fastener 420 can not only abut against the groove wall of the second installation groove 130, but also can abut against the other side of the first guide rail 200, The second sub-fastener 420 can not only clamp and fix the first guide rail 200 , but also ensure the stability of the second sub-fastener 420 being installed in the second installation groove 130 .

Moreover, the fourth pressing surface of the second sub-fastener 420 also abuts against the inclined second groove wall 131, that is, the second pressing surface 412 is also inclined, and the inclined second groove wall 131 can be more Well, the second sub-fastener 420 is supported, the second groove wall 131 decomposes the inclined supporting force, and the decomposed force acts on the second sub-fastener 420, so that the second sub-fastener 420 is pressed against the second groove. The second sub-fastener 420 on the wall 131 can compress the other side of the first guide rail 200 , thereby further improving the stability of the second sub-fastener 420 for clamping and fixing the first guide rail 200 .

Especially in this embodiment, the first guide rail 200 and the second sub-fastener 420 are arranged up and down along the height direction, the gravity of the second sub-fastener 420 acts on the second side wall, and the second sub-fastener 420 is inclined. The side wall supports the second sub-fastener 420, so as to decompose the supporting force and act on the second sub-fastener 420, and there is friction between the second side wall and the fourth pressing surface, and the inclined The frictional force and the inclined supporting force act together on the second sub-fastener 420 , so that the second sub-fastener 420 can press the other side of the first guide rail 200 to clamp the first guide rail 200 Therefore, the stability of the installation of the first guide rail 200 on the beam 100 is ensured.

It can be seen that in this solution, the first sub-fastener 410 and the second sub-fastener 420 work together to ensure that the first guide rail 200 is stably clamped and fixed on the first mounting boss 140, thereby improving the A guide rail 200 is installed on the beam 100 for stability.

Referring to FIG. 5 , FIG. 9 and FIG. 10 , in one embodiment, a first included angle is formed between the first pressing surface 411 and the second pressing surface 412 , and the first included angle is not less than 20 degrees and not more than 45 degrees; and/or, a second included angle is formed between the third pressing surface and the fourth pressing surface, and the second included angle is not less than 20 degrees, and not more than 45 degrees.

It can be understood that the first pressing surface 411 is disposed parallel to the side of the first guide rail 200 , the second pressing surface 412 and the first pressing surface 411 form a first angle α, and the first pressing surface 411 and The side edges of the first guide rail 200 are arranged in parallel, which is beneficial for the first sub-fastener 410 to closely fit with the side edges of the first guide rail 200 , so that the first guide rail 200 can be clamped and fixed stably.

The value range of the first included angle α is [20°, 45°]. By limiting the size of the first included angle α, the inclination of the second pressing surface 412 can be limited, that is, the inclination of the first side wall can be limited By defining the inclination of the first side wall, the supporting force of the first side wall on the first sub-fastener 410 can better act on the side of the first guide rail 200, so that the first sub-fastener The pieces 410 can clamp the sides of the first guide rail 200 . At the same time, by defining the inclination of the first side wall, the friction force between the first side wall and the second pressing surface 412 can also better act on the first sub-fastener 410, and cooperate with the first sub-fastener 410. The supporting force of the sub-fastener 410 ensures that the first sub-fastener 410 can clamp the side of the first guide rail 200, thereby optimizing the structure of the first sub-fastener 410 and improving the structural reliability of the beam guide rail . The value of the first included angle α may be 20°, or 25°, or 30°, or 40°, or 45°, etc., which is not specifically limited herein.

Similarly, the third pressing surface is arranged parallel to the other side of the first guide rail 200 , the fourth pressing surface and the third pressing surface form a second angle, and the third pressing surface and the first guide rail 200 form a second angle. The other side is arranged in parallel, which is beneficial for the second sub-fastener 420 to closely adhere to the other side of the first guide rail 200 , so that the first guide rail 200 can be clamped and fixed stably.

The value range of the second included angle is [20°, 45°]. By limiting the size of the second included angle, the inclination of the fourth pressing surface can be limited, that is, the inclination of the second side wall can be defined. The inclination of the second side wall is limited, so that the supporting force of the second side wall on the second sub-fastener 420 can better act on the other side of the first guide rail 200, so that the second sub-fastener 420 can clamp the other side of the first guide rail 200 . At the same time, by defining the inclination of the second side wall, the friction force between the second side wall and the fourth pressing surface can also better act on the second sub-fastener 420, and cooperate with the second sub-fastener 420. The supporting force of the fastener 420 ensures that the second sub-fastener 420 can clamp the other side of the first guide rail 200, thereby optimizing the structure of the second sub-fastener 420 and improving the reliability of the beam guide rail structure sex. The value of the second included angle may be 20°, or 25°, or 30°, or 40°, or 45°, etc., which is not specifically limited herein.

In one embodiment, the first groove wall 121 is flat, and the surface roughness of the first groove wall 121 is not less than 4 μm and not more than 10 μm; and/or, the second groove wall 131 is flat It is provided that the surface roughness of the second groove wall 131 is not less than 4 μm and not more than 10 μm. It can be understood that the first sub-fastener 410 can be stably installed in the first installation groove 120 by defining the plane of the first groove wall 121 and the roughness of the surface thereof, and also ensuring that the first sub-fastener 410 can be stably installed in the first installation groove 120. There is friction between the second pressing surface 412 of a sub-fastener 410 and the first groove wall 121, and the frictional force between the two can act on the first sub-fastener 410, ensuring the first sub-fastener 410. The fasteners 410 can stably clamp and fix the first guide rail 200, thereby improving the stability of the beam guide rail structure. The value of the surface roughness of the first groove wall 121 may be 4 μm, or 6 μm, or 8 μm, or 10 μm, etc., which is not specifically limited herein.

Similarly, by defining the plane of the second groove wall 131 and defining the roughness of its surface, it is ensured that the first sub-fastener 410 can be stably installed in the first installation groove 120, and also ensures that the first sub-fastener 410 can be stably installed in the first installation groove 120. There is friction between the second pressing surface 412 of the fastener 410 and the first groove wall 121 , and the friction between the two can act on the first sub-fastener 410 to ensure the first sub-fastening The member 410 can stably clamp and fix the first guide rail 200, thereby improving the stability of the beam guide rail structure. The value of the surface roughness of the second groove wall 131 may be 4 μm, or 6 μm, or 8 μm, or 10 μm, etc., which is not specifically limited herein.

Referring to FIG. 4 , FIG. 5 and FIG. 8 , in one embodiment, the mounting surface 110 includes a top surface of the first mounting boss 140 , and the width of the first mounting boss 140 is smaller than that of the first mounting boss 140 The width of the guide rail 200; and/or, the difference between the width of the first guide rail 200 and the width of the first mounting boss 140 is not less than 0.1 mm and not more than 2.0 mm. In this way, the width of the first guide rail 200 is greater than the width of the first mounting boss 140 , thereby facilitating the first fastener 400 to abut against the side of the first guide rail 200 and optimizing the structure of the first fastener 400 . Specifically, the first fastener 400 includes a first sub-fastener 410 and a second sub-fastener 420, and the first pressing surface 411 of the first sub-fastener 410 may be a flat surface, which is easy to process and is in the form of a flat surface. The flat first pressing surface 411 can not only abut against the side edge of the first guide rail 200 , but also abut against the groove wall of the first installation groove 120 , thereby simplifying the structure of the first sub-fastener 410 . Similarly, the third pressing surface of the second sub-fastener 420 can be a flat surface, which is easy to process. The flat third pressing surface can not only abut against the side of the first guide rail 200, but also The groove walls of the second installation groove 130 abut against each other, thereby simplifying the structure of the second sub-fastener 420 . It can be seen that, by setting the width of the first mounting boss 140 to be smaller than the width of the first guide rail 200 , it is beneficial to optimize the structure of the beam guide rail.

In addition, the difference between the width of the first guide rail 200 and the width of the first mounting boss 140 may be 0.1 mm, or 0.5 mm, or 1.0 mm, or 2.0 mm, etc., which is not specifically limited herein. By defining the difference between the width of the first guide rail 200 and the width of the first mounting boss 140 , it is convenient for the first fastener 400 to compress the first guide rail 200 , and at the same time, it is also a pre-processing step for the first fastener 400 . The machining error is left, thereby improving the reliability of the beam guide structure.

In one embodiment, the beam 100 is made of cast iron material. It can be understood that the beam 100 is made of cast iron, which ensures the strength of the beam 100, so that the beam 100 can bear heavy gravity, for example, the beam 100 can bear a weight of 100kg without deformation. At the same time, the cast iron material also has good anti-vibration performance, and has little influence on the straightness of the guide rail when the beam guide structure is working. Compared with the marble material used for the existing beam 100, it has obvious vibration resistance and mechanical strength. . It can be seen that the beam 100 is made of cast iron material, which improves the stability of the guide rail structure of the beam.

In one embodiment, the first fastener 400 is spaced apart from the groove bottom of the first installation groove 120 ; and/or the first fastener 400 is spaced apart from the groove bottom of the second installation groove 130 . In this way, it is equivalent to the first sub-fastener 410 and the groove bottom of the first installation groove 120 being spaced apart; and/or the second sub-fastener 420 being spaced apart from the groove bottom of the second installation groove 130 . In this way, when the first fastener 400 is installed, the first fastener 400 does not need to rely on the groove bottom of the first installation groove 120 and/or the groove bottom of the second installation groove 130 for positioning, that is, the beam 100 is processed in the first When the first installation groove 120 and the second installation groove 130 are installed, there is no need to perform precision machining on the groove bottoms of the two groove bottoms. The groove bottoms of the two installation grooves are not the positioning reference planes. After the first fastener 400 is installed, the straightness of the first guide rail 200 can be ensured only by calibrating the straightness of the first guide rail 200 . It can be seen that, by arranging the first fastener 400 at intervals from the groove bottom of the first installation groove 120 ; and/or by arranging the first fastener 400 at an interval from the groove bottom of the second installation groove 130 , the beam 100 can be lowered. It is difficult to process, and the straightness of the first guide rail 200 and the second guide rail 300 on the beam 100 is ensured, thereby improving the reliability of the guide rail structure of the beam.

In one embodiment, the beam guide structure can drive the first sliding block 600 and/or the second sliding block 700 to move by means of a motor driving the screw rod to rotate, that is, the driving shaft of the motor is connected with the screw rod, and the driving shaft is rotating. In the process of driving the screw rod to rotate, the transmission block on the screw rod is connected with the first slider 600 and/or the second slider 700, and the transmission block moves with the rotation of the screw rod, so that the transmission block can drive the first slider 600 and/or the second slider 700 moves.

In one embodiment, the structures of the first fastener 400 and the second fastener 500 are similar, and their functions are also the same. The specific structure of the first fastener 400 is referred to as that of the first fastener 400 , which will not be repeated here. By setting the structure of the first fastener 400 and the second fastener 500 to be similar or the same, the structure of the beam guide structure can be simplified, and the versatility of the parts in the beam guide structure can be improved.

The present invention also provides a cutting device, the cutting device includes the above-mentioned beam guide rail structure, and the specific structure of the beam guide rail structure refers to the above-mentioned embodiments. Since the cutting device adopts all the technical solutions of all the above-mentioned embodiments, at least All the beneficial effects brought by the technical solutions of the above embodiments are not repeated here.

The above descriptions are only optional embodiments of the present invention, and are not intended to limit the scope of the present invention. Under the inventive concept of the present invention, any equivalent structural transformations made by using the contents of the description and drawings of the present invention, or direct/indirect Applications in other related technical fields are included in the scope of patent protection of the present invention.

Claims (10)

1. A cross-beam guide rail structure, comprising:

a cross-beam having a mounting face;

the first guide rail is arranged on the mounting surface;

the second guide rail is arranged on the mounting surface and is parallel to the first guide rail at intervals;

the first fasteners are arranged on the cross beam and are sequentially arranged at intervals along the length direction of the first guide rail and are arranged on two opposite sides of the first guide rail, and the first fasteners which are arranged oppositely are respectively abutted against the side edge of the first guide rail so as to clamp and fix the first guide rail;

the second fasteners are arranged on the cross beam and are sequentially arranged at intervals along the length direction of the second guide rail and are arranged on two opposite sides of the second guide rail, and the second fasteners which are arranged oppositely are respectively abutted against the side edge of the second guide rail so as to clamp and fix the second guide rail;

the first sliding block is arranged on the first guide rail in a sliding mode along the length direction of the first guide rail, the second sliding block is arranged on the second guide rail in a sliding mode along the length direction of the second guide rail, and the first sliding block and the second sliding block are used for installing a bearing table to drive the bearing table to move along the length direction of the first guide rail.

2. The cross beam guide rail structure according to claim 1, wherein the mounting surface of the cross beam is provided with a first mounting groove and a second mounting groove which are oppositely spaced, the second mounting groove is provided between the first mounting groove and the second guide rail, a first mounting boss is formed between the first mounting groove and the second mounting groove, a length direction of the first mounting boss extends along a length direction of the first guide rail, the first guide rail is provided on a top surface of the first mounting boss, and the plurality of first fastening members are respectively provided in the first mounting groove and the second mounting groove and are oppositely arranged.

3. The cross beam guide rail structure according to claim 2, wherein the first mounting groove has a first groove wall away from the first mounting boss, the first groove wall being inclined outwardly such that a notch of the first mounting groove is flared; and/or, the second mounting groove is provided with a second groove wall far away from the first mounting boss, and the second groove wall is obliquely arranged outwards, so that the notch of the second mounting groove is in flaring shape.

4. The cross beam guide rail structure according to claim 3, wherein the plurality of first fastening members include a plurality of first sub-fastening members, the first sub-fastening members are disposed in the first mounting groove, the first sub-fastening members have a first pressing surface and a second pressing surface which are disposed opposite to each other, at least a portion of the first pressing surface abuts against the side edge of the first guide rail, and the second pressing surface abuts against the first groove wall.

5. The cross beam guide rail structure of claim 4, wherein the plurality of first fastening members further comprise a plurality of second sub-fastening members, the second sub-fastening members are arranged in the second mounting groove, the second sub-fastening members are provided with a third extrusion surface and a fourth extrusion surface which are oppositely arranged, at least part of the third extrusion surface is abutted against the side edge of the first guide rail, and the fourth extrusion surface is abutted against the second groove wall.

6. The cross-beam guide rail structure of claim 5, wherein a first included angle is formed between the first pressing surface and the second pressing surface, and the first included angle is not less than 20 degrees and not more than 45 degrees; and/or a second included angle is formed between the third extrusion surface and the fourth extrusion surface, and the second included angle is not less than 20 degrees and not more than 45 degrees.

7. The cross-beam rail structure according to claim 5, wherein the first groove wall is provided in a planar manner, and the surface roughness of the first groove wall is not less than 4 μm and not more than 10 μm; and/or the second groove wall is arranged in a plane, and the surface roughness of the second groove wall is not less than 4 μm and not more than 10 μm.

8. The cross-beam track structure of claim 5, wherein said mounting surface comprises a top surface of said first mounting boss, said first mounting boss having a width less than a width of said first track; and/or the difference between the width of the first guide rail and the width of the first mounting boss is not less than 0.1mm and not more than 2.0 mm.

9. The cross-beam guide rail structure of claim 1, wherein the cross-beam is made of a cast iron material.

10. A cutting device comprising a beam guide structure according to any one of claims 1 to 9.

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