CN220093742U - Fixed-beam gantry beam guide rail unloading device - Google Patents

Abstract

The utility model discloses a fixed beam gantry beam guide rail unloading device which comprises a gantry beam plate, wherein an unloading cavity is formed in the gantry beam plate, a limiting rod is arranged in the unloading cavity, an inner stable supporting block is arranged on the limiting rod in a sliding mode, a fixed beam guide rail is fixedly arranged at the lower side of the inner stable supporting block, a limiting slide block is elastically arranged in a sliding groove in the inner wall of the unloading cavity in a sliding mode through a guide rod and a spring in a sliding mode, an inserting block is arranged at one side of the limiting slide block, and the inserting block is inserted into a limiting groove in the outer side of the inner stable supporting block.

Description

Fixed-beam gantry beam guide rail unloading device

Technical Field

The utility model relates to the technical field of gantry beams, in particular to a fixed-beam gantry beam guide rail unloading device.

Background

The beam fixed frame gantry machine tool with wide application in the machine manufacturing industry is also called a gantry type machine tool at present, wherein the beam is a key component of the gantry type numerical control machine tool, the length of the beam determines the width of a gantry type gear, the size of a processing part determines the model of a gantry type gear span series, and the larger the machining part is, the longer the beam is required to ensure the width of the gear and the trafficability of the part. Whether the gantry beam structure is reasonable or not directly influences the rigidity and strength, the dynamic performance and the geometric precision of the machined parts of the whole machine tool. The transverse beam is paved with 2 horizontal guide rails and one vertical guide rail, especially when the weight of the carriage moves on the transverse beam with a large span and the parts moving on the transverse beam are heavy, the perpendicularity between the machining position of the main shaft and the table top can be influenced, and the change of the most middle position of the transverse beam is the largest, so that the carriage is subjected to forward overturning moment to cause machining errors. The method has the advantages that the deformation influence can be eliminated in real time in the moving process of the carriage, the position accuracy of the carriage is controlled in the moving stroke range of the whole machine tool, the utilization rate of materials is improved, and the waste of resources is avoided.

The utility model has the advantages that the structure is simple and stable, the pressure regulation is even, the damping effect is good, the machining precision is improved, but the buffer unloading treatment is inconvenient to carry out when the fixed beam guide rail is used for bearing load, the stability of the sliding connection structure at one end of the fixed beam guide rail is poor, and the unloading effect is general.

Disclosure of Invention

The utility model aims to provide a fixed beam gantry beam guide rail unloading device, which solves the problems that the buffer unloading treatment is inconvenient to carry out when the fixed beam guide rail is used for bearing load in the prior art, the stability of a sliding connection structure at one end of the fixed beam guide rail is poor, and the unloading effect is common.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a decide roof beam longmen crossbeam guide rail unloading device, includes longmen crossbeam board, the unloading chamber has been seted up to longmen crossbeam board inside, and installs the gag lever post in the unloading chamber, it is equipped with interior firm piece to slide on the gag lever post, interior firm piece downside fixed mounting has decides the roof beam guide rail, the spout has been seted up to the unloading intracavity wall, and is equipped with spacing slider through guide bar and spring elastic sliding in the spout, spacing slider one side is equipped with the grafting piece, and the grafting piece inserts and establish in the spacing groove in the interior firm piece outside.

Further, the inner stable supporting block is arranged into an I-shaped piece, and a through hole is formed in the middle of the inner stable supporting block.

Further, the fixed beam guide rail is arranged to be a T-shaped slide rail, and the fixed beam guide rail is vertically welded with the inner stable supporting block.

Furthermore, the two ends of the guide rod are fixedly arranged in the sliding groove, and the limiting sliding block is arranged in a sliding manner with the guide rod through the first guide hole.

Further, the spring is sleeved on the outer sides of the two ends of the guide rod, and a damping layer is arranged on the inner side of the sliding groove.

Further, an exhaust hole is formed in one side of the upper end of the unloading cavity, and a plurality of second through holes are formed in two ends of the inner stable supporting block.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the limiting slide block is elastically and slidably arranged in the sliding groove of the unloading cavity in the gantry beam plate through the guide rod and the spring, and the plug-in block on one side of the limiting slide block is clamped and matched with the limiting groove on the outer side of the inner stable supporting block, so that the upper end of the fixed beam guide rail is elastically and slidably arranged in the gantry beam plate, the buffer unloading treatment can be performed when the fixed beam guide rail is used for bearing load, and the sliding connection structure at one end of the fixed beam guide rail is strong in stability and good in unloading effect.

2. According to the utility model, the limiting rods are arranged in the unloading cavity, the second through holes are formed in the two ends of the stable supporting block and are in sliding connection with the limiting rods, so that sliding guiding treatment is conveniently carried out when the stable supporting block is lifted and regulated, and the stability of the sliding connection structure at one end of the fixed beam guide rail is further improved.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic cross-sectional view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the connection structure of the fixed beam guide rail and the inner stable supporting block of the present utility model;

FIG. 3 is a schematic view of a positioning slider according to the present utility model.

In the figure: 1. a gantry beam plate; 2. an unloading cavity; 3. an inner stable support block; 4. a fixed beam guide rail; 5. a limit rod; 6. a limit groove; 7. a chute; 8. a guide rod; 9. a limit sliding block; 10. a plug block; 11. a spring; 12. a damping layer; 13. a first guide hole; 14. a second through hole; 15. an exhaust hole; 16. a central through hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, 2 and 3, in an embodiment of the present utility model, a fixed beam gantry beam rail unloading device includes a gantry beam plate 1, an unloading cavity 2 is formed inside the gantry beam plate 1, a limiting rod 5 is installed in the unloading cavity 2, an inner stable supporting block 3 is slidably disposed on the limiting rod 5, a fixed beam rail 4 is fixedly installed at the lower side of the inner stable supporting block 3, the fixed beam rail 4 is configured as a T-shaped sliding rail, the fixed beam rail 4 is welded with the inner stable supporting block 3 vertically, a sliding groove 7 is formed in an inner wall of the unloading cavity 2, a limiting slider 9 is elastically slid in the sliding groove 7 through a guide rod 8 and a spring 11, an inserting block 10 is disposed on one side of the limiting slider 9, and the inserting block 10 is inserted into a limiting groove 6 on the outer side of the inner stable supporting block 3, so that the upper end of the fixed beam rail 4 is elastically slid inside the gantry beam plate 1, and the fixed beam rail 4 can be buffered and unloaded when in use, and the unloading effect is good, and the structural stability is high.

Preferably, the inner stable supporting block 3 is arranged into an I-shaped piece, and the central through hole 16 is formed in the middle of the inner stable supporting block 3, so that the stability of the supporting structure of the inner stable supporting block 3 is higher, and the stability of the inner stable supporting block 3 in the gantry beam plate 1 is improved.

Preferably, the two ends of the guide rod 8 are fixedly arranged in the chute 7, and the limit sliding block 9 is arranged in a sliding manner with the guide rod 8 through the first guide hole 13, so that sliding guide treatment is conveniently carried out when the limit sliding block 9 is adjusted in a lifting manner.

Preferably, the spring 11 and the annular rubber column are sleeved outside the two ends of the guide rod 8, the damping layer 12 is arranged on the inner side of the sliding groove 7, and the annular rubber column can perform damping treatment on the spring 11 to prevent repeated bouncing from affecting the use of the fixed beam guide rail 4.

Preferably, the exhaust hole 15 has been seted up to unloading chamber 2 upper end one side, and a plurality of second through-holes 14 have been seted up at interior firm piece 3 both ends, and a plurality of second through-holes 14 and a plurality of gag lever post 5 sliding connection have been seted up at interior firm piece 3 both ends for be convenient for carry out slip direction processing when lifting adjustment to interior firm piece 3, be favorable to further improving and decide beam guide 4 one end sliding connection structural stability.

The working principle and the using flow of the utility model are as follows: because the limiting slide block 9 is arranged in the chute 7 of the unloading cavity 2 in the gantry beam plate 1 in an elastic sliding manner through the guide rod 8 and the spring 11, the plug-in block 10 on one side of the limiting slide block 9 is clamped and matched with the limiting groove 6 on the outer side of the inner stable supporting block 3, the upper end of the fixed beam guide rail 4 is conveniently arranged in the gantry beam plate 1 in an elastic sliding manner, the buffer unloading treatment can be carried out when the fixed beam guide rail 4 is used in a bearing manner, and the stability of the sliding connection structure of one end of the fixed beam guide rail 4 is high, and the unloading effect is good.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. The utility model provides a decide roof beam longmen crossbeam guide rail unloading device, includes longmen crossbeam board (1), its characterized in that: the novel gantry beam plate is characterized in that an unloading cavity (2) is formed in the gantry beam plate (1), a limiting rod (5) is arranged in the unloading cavity (2), an inner stable supporting block (3) is arranged on the limiting rod (5) in a sliding mode, a fixed beam guide rail (4) is fixedly arranged on the lower side of the inner stable supporting block (3), a sliding groove (7) is formed in the inner wall of the unloading cavity (2), a limiting slide block (9) is arranged in the sliding groove (7) in an elastic sliding mode through a guide rod (8) and a spring (11), an inserting block (10) is arranged on one side of the limiting slide block (9), and the inserting block (10) is inserted into a limiting groove (6) in the outer side of the inner stable supporting block (3).

2. The fixed beam gantry beam rail unloading device of claim 1, wherein: the inner stable supporting block (3) is arranged into an I-shaped piece, and a central through hole (16) is formed in the middle of the inner stable supporting block (3).

3. The fixed beam gantry beam rail unloading device of claim 1, wherein: the fixed beam guide rail (4) is arranged to be a T-shaped slide rail, and the fixed beam guide rail (4) is vertically welded with the inner stable support block (3).

4. The fixed beam gantry beam rail unloading device of claim 1, wherein: the two ends of the guide rod (8) are fixedly arranged in the sliding groove (7), and the limiting sliding block (9) is arranged in a sliding manner with the guide rod (8) through the first guide hole (13).

5. The fixed beam gantry beam rail unloading device of claim 1, wherein: the springs (11) are sleeved outside the two ends of the guide rod (8), and damping layers (12) are arranged inside the sliding grooves (7).

6. The fixed beam gantry beam rail unloading device of claim 1, wherein: an exhaust hole (15) is arranged at one side of the upper end of the unloading cavity (2),

a plurality of second through holes (14) are formed in the two ends of the inner stable supporting block (3).