阅读说明：本技术 一种圆锯机送料台的双导柱结构 (Double-guide-pillar structure of circular sawing machine feeding table ) 是由 刘伟 贺贤汉 王文杰 叶国卿 于 2021-08-17 设计创作，主要内容包括：本发明公开了一种圆锯机送料台的双导柱结构,包括左支撑板,右支撑板,前导柱,后导柱,丝杆和移动滑台；前导柱两端分别固定于左支撑板和右支撑板上,且前导柱连接于左支撑板上的连接孔为第一导柱连接孔,前导柱连接于右支撑板上的连接孔为第二导柱连接孔；后导柱两端分别固定于左支撑板和右支撑板上,且后导柱连接于左支撑板上的连接孔为第三导柱连接孔,后导柱连接于右支撑板上的连接孔为第四导柱连接孔；第一导柱连接孔和第二导柱连接孔为腰形孔,第三导柱连接孔为圆形孔；第四导柱连接孔为贯穿右支撑板的通孔。通过导柱两头与左右两端支撑板非固定不可拆卸连接,可自由调节至两根导柱平行后锁紧固定,解决了运动卡滞或运行精度不准的现象。(The invention discloses a double-guide-column structure of a circular sawing machine feeding table, which comprises a left supporting plate, a right supporting plate, a front guide column, a rear guide column, a screw rod and a movable sliding table, wherein the left supporting plate is fixed on the left side of the circular sawing machine feeding table; two ends of the front guide pillar are respectively fixed on the left supporting plate and the right supporting plate, a connecting hole of the front guide pillar connected to the left supporting plate is a first guide pillar connecting hole, and a connecting hole of the front guide pillar connected to the right supporting plate is a second guide pillar connecting hole; two ends of the rear guide pillar are respectively fixed on the left supporting plate and the right supporting plate, a connecting hole of the rear guide pillar connected to the left supporting plate is a third guide pillar connecting hole, and a connecting hole of the rear guide pillar connected to the right supporting plate is a fourth guide pillar connecting hole; the first guide pillar connecting hole and the second guide pillar connecting hole are waist-shaped holes, and the third guide pillar connecting hole is a circular hole; the fourth guide pillar connecting hole is a through hole penetrating through the right supporting plate. Through the non-fixed undetachable connection of two ends of guide pillar and left and right sides both ends backup pad, can freely adjust to two guide pillars parallel back locking fixed, solved the phenomenon of motion jamming or operation precision inaccuracy.)

1. The utility model provides a two guide pillar structures of circular saw machine pay-off platform which characterized in that: comprises a left support plate (1), a right support plate (4), a front guide post (8), a rear guide post (2), a screw rod (6) and a movable sliding table (3);

two ends of the screw rod (6) are respectively fixed on the left support plate (1) and the right support plate (4);

the movable sliding table (3) is fixed on a screw rod nut (7) of the screw rod (6) and moves left and right along with the screw rod nut (7);

two parallel through holes are formed in the movable sliding table (3) along the left-right direction, and the front guide pillar (8) and the rear guide pillar (2) are respectively inserted into the two parallel through holes;

the two ends of the front guide pillar (8) are respectively fixed on the left support plate (1) and the right support plate (4), a connecting hole of the front guide pillar (8) connected to the left support plate (1) is a first guide pillar connecting hole (10), and a connecting hole of the front guide pillar (8) connected to the right support plate (4) is a second guide pillar connecting hole (11);

two ends of the rear guide pillar (2) are respectively fixed on the left support plate (1) and the right support plate (4), a connecting hole of the rear guide pillar (2) connected to the left support plate (1) is a third guide pillar connecting hole (12), and a connecting hole of the rear guide pillar (2) connected to the right support plate (4) is a fourth guide pillar connecting hole (13);

the first guide post connecting hole (10), the second guide post connecting hole (11) and the third guide post connecting hole (12) are correspondingly provided with a guide post pulling seat (5) for locking a guide post by a screw;

the first guide post connecting hole (10) and the second guide post connecting hole (11) are waist-shaped holes, and the third guide post connecting hole (12) is a circular hole;

the fourth guide post connecting hole (13) is a through hole penetrating through the right support plate (4).

2. The double guide post structure of the circular saw machine feeding table as claimed in claim 1, wherein: the periphery of the waist-shaped hole consists of a left semicircle, a right semicircle and a middle connecting line, the diameters of the two semicircles are equal to the outer diameter of the front guide pillar (8), and the length of the connecting line is 0.4-0.6 mm.

3. The double guide post structure of the circular saw machine feeding table as claimed in claim 2, wherein: the length of the connecting line is 0.5 mm.

4. The double guide post structure of the circular saw machine feeding table as claimed in claim 1, wherein: the diameters of the circular hole and the through hole are equal to the outer diameter of the rear guide pillar (2).

5. The double guide post structure of the circular saw machine feeding table as claimed in claim 1, wherein: linear bearings (9) are arranged on the inner surfaces of the two parallel through holes of the movable sliding table (3).

6. The double guide post structure of the circular saw machine feeding table as claimed in claim 1, wherein: the two sides of the bottoms of the left support plate (1) and the right support plate (4) are protruded, and the protruded plates are provided with mounting positioning holes (14).

Technical Field

The invention relates to a numerical control circular sawing machine, in particular to a double-guide-column structure of a feeding table of the circular sawing machine.

Background

The feeding table feeding mechanism of the circular sawing machine generally has a screw guide rail structure and a screw guide pillar structure, the screw guide pillar structure can often generate the phenomena of motion clamping stagnation or inaccurate operation precision, and the reasons for the phenomena are mainly that the supporting plates at the left end and the right end and the hole sites of the movable sliding table are not concentric and the lengths of the two guide pillars are different.

Two ends of the double guide columns of the guide column structure of the existing feeding table are fixed and can not be adjusted, so that the support plates at the left end and the right end are not parallel, a certain angle is formed, and the phenomena of operation clamping stagnation, inaccurate precision and the like are caused.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides the double-guide-column structure of the circular saw feeding table, the two ends of the guide columns are connected with the left and right supporting plates in a non-fixed and non-detachable mode, the double-guide-column structure can be freely adjusted until the two guide columns are parallel and then locked and fixed, and the phenomenon of movement clamping stagnation or inaccurate operation precision is solved.

The technical scheme of the invention is as follows: a double-guide-column structure of a circular saw feeding table comprises a left supporting plate, a right supporting plate, a front guide column, a rear guide column, a screw rod and a movable sliding table;

two ends of the screw rod are respectively fixed on the left supporting plate and the right supporting plate;

the movable sliding table is fixed on a screw nut of the screw rod and moves left and right along with the screw nut;

two parallel through holes are formed in the movable sliding table along the left and right directions, and the front guide pillar and the rear guide pillar are respectively inserted into the two parallel through holes;

the two ends of the front guide pillar are respectively fixed on the left supporting plate and the right supporting plate, a connecting hole of the front guide pillar connected to the left supporting plate is a first guide pillar connecting hole, and a connecting hole of the front guide pillar connected to the right supporting plate is a second guide pillar connecting hole;

two ends of the rear guide pillar are respectively fixed on the left supporting plate and the right supporting plate, a connecting hole of the rear guide pillar connected to the left supporting plate is a third guide pillar connecting hole, and a connecting hole of the rear guide pillar connected to the right supporting plate is a fourth guide pillar connecting hole;

the first guide post connecting hole, the second guide post connecting hole and the third guide post connecting hole are correspondingly provided with guide post pulling seats for locking the guide posts by screws;

the first guide pillar connecting hole and the second guide pillar connecting hole are waist-shaped holes, and the third guide pillar connecting hole is a circular hole;

the fourth guide pillar connecting hole is a through hole penetrating through the right supporting plate.

Furthermore, the periphery of the waist-shaped hole consists of a left semicircle, a right semicircle and a middle connecting line, the diameters of the two semicircles are equal to the outer diameter of the front guide pillar, and the length of the connecting line is 0.4-0.6 mm.

Further, the length of the connecting line is 0.5 mm.

Further, the diameter of the circular hole and the through hole is equal to the outer diameter of the rear guide pillar.

Further, linear bearings are arranged on the inner surfaces of the two parallel through holes of the movable sliding table.

Furthermore, the left support plate and the right support plate are protruded from two sides of the bottom of the left support plate and the right support plate, and the protruded plate is provided with an installation positioning hole.

The invention has the beneficial effects that: the two ends of the guide post of the double-guide-post structure of the circular saw feeding table are connected with the left and right supporting plates in a non-fixed and non-detachable mode, and the two ends of the guide post can be freely adjusted to be parallel to the two guide posts and then locked and fixed.

During installation, the left end of the rear guide pillar is fixed firstly, namely the guide pillar pulling seat on the rear side of the left supporting plate is locked by a screw firstly; and the two-end guide post pull seats of one guide post at the front sides of the two guide posts are not locked firstly. At the moment, the right end of the lead screw is manually coiled, so that the movable sliding table can smoothly move on the two guide columns, when the movable sliding table moves to the leftmost side, the left guide column pulling seat of one guide column in front of the two guide columns is locked, then the movable sliding table moves to the right end, and when the movable sliding table moves to the rightmost side, the right guide column pulling seat of one guide column in front of the two guide columns is locked. At the moment, the screw rod is continuously coiled to enable the movable sliding table to move left and right on the two guide columns, and if the movable sliding table is tightly fixed at one end, the screw at the other end can be loosened to be finely adjusted.

Meanwhile, because the right connecting hole of the guide post on one rear side of the two guide posts is a through hole, even if the lengths of the two guide posts have some deviations, or the guide posts of the left support plate and the right support plate have some deviations in depth S and the distance L between the two guide posts, the phenomenon of operation clamping stagnation or operation precision errors caused by the deviations can be avoided.

Drawings

FIG. 1 is a cross-sectional view of a double guide post structure of a circular saw feeding table;

FIG. 2 is a perspective view of a double guide post structure of a circular saw feeding table;

FIG. 3 is a schematic structural view of the left support plate;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;

FIG. 5 is a schematic structural view of the right support plate;

fig. 6 is a sectional view taken along the line a-a in fig. 5.

In the figure: the guide post structure comprises a left support plate 1, a rear guide post 2, a movable sliding table 3, a right support plate 4, a guide post pull seat 5, a lead screw 6, a lead screw nut 7, a front guide post 8, a linear bearing 9, a first guide post connecting hole 10, a second guide post connecting hole 11, a third guide post connecting hole 12, a fourth guide post connecting hole 13 and an installation positioning hole 14.

S is the depth of the guide posts of the left support plate and the right support plate, L is the distance between the two guide posts, and B is the waist length (connecting line) of the waist-shaped hole.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

As shown in figures 1 and 2, the double-guide-column structure of the circular saw feeding table comprises a left support plate 1, a right support plate 4, a front guide column 8, a rear guide column 2, a screw rod 6 and a movable sliding table 3. And two ends of the screw rod 6 are respectively fixed on the left support plate 1 and the right support plate 4. The movable sliding table 3 is fixed on a screw nut 7 of the screw rod 6 and moves left and right along with the screw nut 7. Two parallel through holes are formed in the movable sliding table 3 in the left-right direction, and the front guide pillar 8 and the rear guide pillar 2 are respectively inserted into the two parallel through holes. Two ends of the front guide pillar 8 are respectively fixed on the left support plate 1 and the right support plate 4, a connecting hole of the front guide pillar 8 connected to the left support plate 1 is a first guide pillar connecting hole 10, and a connecting hole of the front guide pillar 8 connected to the right support plate 4 is a second guide pillar connecting hole 11. Two ends of the rear guide pillar 2 are respectively fixed on the left support plate 1 and the right support plate 4, a connecting hole of the rear guide pillar 2 connected to the left support plate 1 is a third guide pillar connecting hole 12, and a connecting hole of the rear guide pillar 2 connected to the right support plate 4 is a fourth guide pillar connecting hole 13. The first guide post connecting hole 10, the second guide post connecting hole 11 and the third guide post connecting hole 12 are correspondingly provided with a guide post pulling seat 5 for locking a guide post by a screw. The first guide pillar connecting hole 10 and the second guide pillar connecting hole 11 are kidney-shaped holes, and the third guide pillar connecting hole 12 is a circular hole. The fourth guide post coupling hole 13 is a through hole penetrating the right support plate 4.

As shown in fig. 4-6, the periphery of the kidney-shaped hole is composed of a left semicircle and a right semicircle and a middle connecting line, the diameter of the two semicircles is equal to the outer diameter of the front guide post 8, and the length of the connecting line B is 0.5 mm. The diameter of the circular hole and the through hole is equal to the outer diameter of the rear guide pillar 2.

Preferably, the inner surfaces of the two parallel through holes of the moving sliding table 3 are provided with linear bearings 9. The left support plate 1 and the right support plate 4 are protruded from two sides of the bottom, and the protruded plates are provided with mounting positioning holes 14.

During installation, the left end of the rear guide pillar is fixed firstly, namely the guide pillar pulling seat on the rear side of the left supporting plate is locked by a screw firstly. And the two-end guide post pull seats of one guide post at the front sides of the two guide posts are not locked firstly. At the moment, the right end of the lead screw is manually coiled, so that the movable sliding table can smoothly move on the two guide columns, when the movable sliding table moves to the leftmost side, the left guide column pulling seat of one guide column in front of the two guide columns is locked, then the movable sliding table moves to the right end, and when the movable sliding table moves to the rightmost side, the right guide column pulling seat of one guide column in front of the two guide columns is locked. At the moment, the screw rod is continuously coiled to enable the movable sliding table to move left and right on the two guide columns, and if the movable sliding table is tightly fixed at one end, the screw at the other end can be loosened to be finely adjusted.

Meanwhile, because the right connecting hole of the guide post on one rear side of the two guide posts is a through hole, even if the lengths of the two guide posts have some deviations, or the guide posts of the left support plate and the right support plate have some deviations in depth S and the distance L between the two guide posts, the phenomenon of operation clamping stagnation or operation precision errors caused by the deviations can be avoided.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.