CN219444192U - Portal frame of portal machining center with high stability - Google Patents

Abstract

The utility model discloses a gantry machining center portal frame with high stability, which comprises a portal frame, wherein the portal frame comprises a top beam, support columns and bottom beams, the left end and the right end of the lower side of the top beam are respectively fixed with the support columns, the bottom beams are fixed at the bottoms of the support columns, the two end parts of the bottom beams are respectively fixedly connected with the middle parts of the support columns on the same side through reinforcing rods, travelling wheels are respectively arranged at the front end and the rear end of the lower side of the bottom beam, and the bottom beams are of a bobbin structure. Compared with the prior art, the method has the advantages that: when the telescopic support is used, the telescopic rod extends out of the bottom beam and is fixed by the locking structure, and the ground is abutted by the ground leg structure, so that the portal frame is more firmly placed on the ground, the shaking condition is not easy to occur during use, and the telescopic support is more convenient to use; when the portal frame is not used, the telescopic rod can be telescopic into the bottom beam, so that the storage of the portal frame is common with that of a traditional portal frame, and more space is rarely occupied during storage.

Description

Portal frame of portal machining center with high stability

Technical Field

The utility model relates to the technical field of portal frames, in particular to a portal frame of a portal machining center with high stability.

Background

The portal frame is a novel small-sized crane portal frame which is developed according to the requirements of daily production of middle and small factories, equipment transportation, warehouse goods entering and exiting, heavy equipment lifting and maintenance and material transportation, and the image such as a coiled column is named. Currently, the existing portal frame is generally constructed as shown in fig. 1, and has the following obvious defects in use: the portal frame has poor stability when in use, is easy to shake and is inconvenient to operate and use.

Here, in order to solve the above problems, we propose a gantry machining center gantry with high stability.

Disclosure of Invention

The technical problem to be solved by the utility model is to overcome the technical difficulties, and provide the gantry of the gantry machining center with high stability, which is more stable and not easy to shake when in use.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows:

the utility model provides a gantry machining center portal frame that stability is high, includes the portal frame, the portal frame includes back timber, support column and floorbar, and both ends are fixed with the support column respectively about the back timber downside, and the support column bottom is fixed with the floorbar, and through stiffener fixed connection between the middle part of floorbar both ends and homonymy support column respectively, both ends are provided with the walking wheel respectively around the floorbar downside, the floorbar is bobbin structure, and the telescopic link has been cup jointed in the activity respectively in the two parts around the inboard, and the telescopic link passes through locking structure to be fixed in the floorbar inboard, and the telescopic link is located the tip in the floorbar outside and is provided with liftable foundation structure.

As an improvement, the locking structure comprises an extension cylinder, a supporting block, an ear plate, a pin shaft and a P-shaped deflector rod; an extension cylinder is integrally formed on the outer wall of the upper side of the end part of the bottom beam, the inner cavity of the bottom beam is communicated with the inner cavity of the extension cylinder, ear plates are fixed on the top surfaces of the left side and the right side of the extension cylinder, the two ear plates are fixedly connected through a pin shaft, the head part of the P-shaped deflector rod is of a disc structure, the non-center part of the disc is rotatably sleeved on the pin shaft, and the supporting block is positioned on the lower side of the P-shaped deflector rod and is abutted against the P-shaped deflector rod. The telescopic rod is used for conveniently fixing the telescopic rod in the bottom beam.

Compared with the prior art, the utility model has the advantages that: when the telescopic support is used, the telescopic rod extends out of the bottom beam and is fixed by the locking structure, and the ground is abutted by the ground leg structure, so that the portal frame is more firmly placed on the ground, the shaking condition is not easy to occur during use, and the telescopic support is more convenient to use; when the portal frame is not used, the telescopic rod can be telescopic into the bottom beam, so that the storage of the portal frame is common with that of a traditional portal frame, and more space is rarely occupied during storage.

Drawings

Fig. 1 is a schematic view of the structure of a prior art portal frame of the present utility model.

Fig. 2 is a schematic side view of the present utility model.

Fig. 3 is an enlarged view of a portion of fig. 2 of the present utility model.

As shown in the figure: 1. a portal frame; 2. a top beam; 3. a support column; 4. a bottom beam; 5. a reinforcing rod; 6. a walking wheel; 7. a telescopic rod; 8. an extension cylinder; 9. abutting blocks; 10. ear plates; 11. a pin shaft; 12. a P-shaped deflector rod; 13. a baseboard; 14. a hand wheel; 15. a threaded rod; 16. a spike.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center," "lateral," "upper," "lower," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more. In addition, the term "include" and any variations thereof are intended to cover a non-exclusive inclusion.

The present utility model will be described in further detail with reference to the accompanying drawings.

The portal frame of the portal machining center with high stability comprises a portal frame 1, wherein the portal frame 1 comprises a top beam 2, support columns 3 and bottom beams 4, the left end and the right end of the lower side of the top beam 2 are respectively fixed with the support columns 3, the bottom of each support column 3 is fixedly provided with the bottom beams 4, the two ends of each bottom beam 4 are respectively fixedly connected with the middle part of each support column 3 on the same side through reinforcing rods 5, and the front end and the rear end of the lower side of each bottom beam 4 are respectively provided with travelling wheels 6. The above is the construction of the existing portal frame.

The bottom beam 4 is of a bobbin structure, telescopic rods 7 are movably sleeved on the front and rear parts of the inner side respectively, and the telescopic rods 7 are fixed on the inner side of the bottom beam 4 through locking structures. Specific: the locking structure comprises an extension cylinder 8, a supporting block 9, an ear plate 10, a pin shaft 11 and a P-shaped deflector rod 12; an extension cylinder 8 is integrally formed on the outer wall of the upper side of the end part of the bottom beam 4, the inner cavity of the bottom beam 4 is communicated with the inner cavity of the extension cylinder 8, ear plates 10 are fixed on the top surfaces of the left side and the right side of the extension cylinder 8, the two ear plates 10 are fixedly connected through a pin shaft 11, the head part of a P-shaped deflector rod 12 is of a disc structure, the non-center part of the disc is rotatably sleeved on the pin shaft 11, and a supporting block 9 is positioned on the lower side of the P-shaped deflector rod 12 and is in contact with the P-shaped deflector rod 12.

An end part of the telescopic rod 7, which is positioned outside the bottom beam 4, is provided with a liftable foot structure. Specific: the ground foot structure comprises a ground foot plate 13 and a threaded rod 15 with a hand wheel 14 at the top; the threaded rod 15 is threaded through the end of the telescopic rod 7, and the bottom end is fixed with the baseboard 13, and the ground of the baseboard 13 is full of spines 16.

The embodiment is implemented in specific manner: when the portal frame is used, the telescopic rod 7 extends to the outer side of the bottom beam 4, the P-shaped deflector rod 12 is stirred to be in a state shown in fig. 2, the abutting block 9 is clamped and fixed between the P-shaped deflector rod 12 and the telescopic rod 7, the telescopic rod 7 is fixed by the abutting action of the abutting block 9 and the telescopic rod 7 under the action of static friction force between the abutting block 9 and the telescopic rod, and then the hand wheel 14 is rotated clockwise to enable the skirting board 13 to move downwards until the spike 16 is pricked into the ground, at the moment, the portal frame can be stably placed, and the portal frame is more stable and convenient to use.

When not in use, the P-shaped deflector rod 12 is stirred upwards, the abutting block 9 can not be clamped between the P-shaped deflector rod 12 and the telescopic rod 7, and the telescopic rod 7 can be contracted into the bottom beam 4 at the moment, so that the storage of the telescopic rod is less in excessive space occupation.

The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims (4)

1. The utility model provides a gantry machining center portal frame that stability is high, includes portal frame (1), portal frame (1) are including back timber (2), support column (3) and floorpan (4), and both ends are fixed with support column (3) respectively about back timber (2) downside, and support column (3) bottom is fixed with floorpan (4), and pass through stiffener (5) fixed connection between the middle part of floorpan (4) both ends and homonymy support column (3) respectively, both ends are provided with walking wheel (6) respectively around floorpan (4) downside, its characterized in that: the bottom beam (4) is of a bobbin structure, telescopic rods (7) are movably sleeved on the front portion and the rear portion of the inner side respectively, the telescopic rods (7) are fixed on the inner side of the bottom beam (4) through locking structures, and a lifting foot leg structure is arranged at one end portion of each telescopic rod (7) located on the outer side of the bottom beam (4).

2. The high stability gantry machining center gantry of claim 1, wherein: the locking structure comprises an extension cylinder (8), a supporting block (9), an ear plate (10), a pin shaft (11) and a P-shaped deflector rod (12);

an extension cylinder (8) is integrally formed on the outer wall of the upper side of the end part of the bottom beam (4), the inner cavity of the bottom beam (4) is communicated with the inner cavity of the extension cylinder (8), ear plates (10) are fixed on the top surfaces of the left side and the right side of the extension cylinder (8), the two ear plates (10) are fixedly connected through a pin shaft (11), the head part of the P-shaped deflector rod (12) is of a disc structure, the non-center part of the disc is rotatably sleeved on the pin shaft (11), and the abutting block (9) is located on the lower side of the P-shaped deflector rod (12) and is abutted against the P-shaped deflector rod (12).

3. The high stability gantry machining center gantry of claim 1, wherein: the ground foot structure comprises a ground foot plate (13) and a threaded rod (15) with a hand wheel (14) at the top;

the threaded rod (15) is threaded through the end part of the telescopic rod (7), and the bottom end is fixed with a baseboard (13).

4. The high stability gantry machining center gantry of claim 3, wherein: the ground of the baseboard (13) is covered with spikes (16).