CN220890714U - Rust-proof structure between tie bar and band-type brake nut - Google Patents

Abstract

The utility model provides an anti-rust structure between a tie bar and a band-type brake nut, which comprises a tie bar, wherein the tie bar passes through a head plate and is connected with the band-type brake nut, the band-type brake nut surrounds in the direction of tie Lin Zhuzhou, an annular groove is formed at the joint of the tie bar and the band-type brake nut, the tie bar and the band-type brake nut are mutually close to each other without leaving a gap, and a front band-type brake fixing plate is arranged at the end part of one end of the tie bar, which is connected with the band-type brake nut. The rectangular annular groove is adopted for connection. The structure effectively avoids the problem that gaps exist at the joint of the traditional threaded connection mode, and the connection is tighter. Effectively solves the problem that the machine is rusted due to the infiltration of water mist and release agent when the die casting machine works. Meanwhile, compared with a thread structure, the structure is even in stress and not easy to break when in contact.

Description

Rust-proof structure between tie bar and band-type brake nut

Technical Field

The utility model relates to the field of rust prevention of die casting machines, in particular to a rust prevention structure applied to a die casting machine between a tie bar and a band-type brake nut.

Background

At present, gaps exist at the joints between a tie bar and a head plate of a die casting machine at home and abroad and between the tie bar and a tie bar nut due to the mode of threaded connection, and water mist and release agent can infiltrate from the gaps in the use process. Long-time corrosion of ponding can lead to corrosion between the tie bar and the head plate and between the tie bar nuts, influences machine life. At the same time, the screw thread can break due to long-term use.

Disclosure of utility model

The utility model aims to solve the problem of corrosion of the die casting machine caused by infiltration of water mist and a release agent during operation of the die casting machine, and the utility model also aims to solve the problem of uneven stress and easy breakage of a thread structure in the prior art. In order to solve the technical problems, the utility model provides an anti-rust structure between a tie bar and a band-type brake nut, structural optimization is carried out at the contact place of the tie bar, a head plate and the tie bar nut, and a rectangular annular groove connection mode is adopted. The utility model provides an anti-rust structure between a tie bar and a band-type brake nut, which comprises a tie bar, wherein the tie bar passes through a head plate and is connected with the band-type brake nut, the band-type brake nut surrounds in the direction of a tie Lin Zhuzhou, an annular groove is arranged at the joint of the tie bar and the band-type brake nut, the tie bar and the band-type brake nut are mutually close to each other without leaving a gap, and a front band-type brake fixing plate is arranged at the end part of one end of the tie bar, which is connected with the band-type brake nut. The rectangular annular groove is adopted for connection. The structure effectively avoids the problem that gaps exist at the joint of the traditional threaded connection mode, and the connection is tighter. Effectively solves the problem that the machine is rusted due to the infiltration of water mist and release agent when the die casting machine works. Meanwhile, compared with a thread structure, the structure is even in stress and not easy to break when in contact.

Preferably, the front band-type brake fixing plate is provided with a plurality of through holes, and adaptive screws are arranged in the through holes and penetrate through the through holes to be connected with the tie bars. The front band-type brake fixing plate and the tie bar end part are connected through screws, so that the connection of the front band-type brake fixing plate and the tie bar end part is tighter and firmer, and the structural strength of the tie bar is enhanced.

Preferably, the front band-type brake fixing plate is tightly attached to the tie bar, the through holes are symmetrical along the central axis of the front band-type brake fixing plate, and the tie bar is connected with the central axis of the front band-type brake fixing plate through bolts. The front band-type brake fixing plate is tightly attached to the tie rod and the band-type brake nut to prevent water mist and release agent from entering the nut.

Preferably, the front band-type brake fixing plate is provided with a dent on two sides, and the dent is matched with the edge of the band-type brake nut. The recess makes the inseparabler of preceding band-type brake fixed plate and band-type brake nut laminating prevent that water smoke from getting into inside the nut.

Preferably, one side of the front band-type brake fixing plate is tightly attached to the other side of the tie bar, and a front band-type brake cover plate is arranged. The front band-type brake cover plate wraps the band-type brake nut and the tie rod end to further protect the band-type brake nut and the tie rod.

Preferably, the front band-type brake cover plate is wrapped by a band-type brake nut and connected with the head plate, a threaded hole is formed in one side, close to the head plate, of the front band-type brake cover plate, an adaptive connecting bolt is arranged in the threaded hole, and the connecting bolt penetrates through the threaded hole and is connected with the head plate. The front band-type brake cover plate and the head plate are connected to form a band-type brake nut and a tie rod in a protection space with a better airtight space.

Preferably, the band-type brake nut is provided with a plurality of round holes which are transversely distributed.

The utility model has the beneficial effects that the connection mode of the rectangular annular groove avoids gaps in the conventional threaded connection mode, and prevents water mist and release agent from entering into the groove to effectively prevent rust. The utility model has the beneficial effects of higher structural strength and avoiding the phenomenon of fracture at the joint when the thread teeth work.

Drawings

FIG. 1 is a schematic illustration of the connection of the head plate and the tie bar of the present utility model.

Fig. 2 is an enlarged schematic view at a in fig. 1.

In the figure: 1. the tie rod, the head plate, the band-type brake nut, the annular groove, the front band-type brake fixing plate, the through hole, the screw, the bolt, the recess, the front band-type brake cover plate, the threaded hole, the connecting bolt, the round hole and the enlarged schematic mark.

Detailed Description

The following describes a specific embodiment of the technical scheme of the present utility model by way of examples and with reference to the accompanying drawings. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

Example 1

In the embodiment 1 shown in fig. 1 and 2, an anti-rust structure between a tie bar and a band-type brake nut comprises a tie bar 1, wherein the tie bar 1 passes through a head plate 2 and is connected with the band-type brake nut 3, the band-type brake nut 3 surrounds the tie bar 1 in the circumferential direction, an annular groove 4 is arranged at the joint of the tie bar 1 and the band-type brake nut 3, and the tie bar 1 and the band-type brake nut 3 are mutually close to each other without leaving a gap. The end of the one end that tie-bar 1 and band-type brake nut 3 are connected is equipped with preceding band-type brake fixed plate 5, and preceding band-type brake fixed plate 5 is equipped with a plurality of through-holes 6, is equipped with the screw 7 of adaptation in the through-hole 6, and screw 7 passes through-hole 6 and tie-bar 1 connects. The front band-type brake fixing plate 5 is tightly attached to the tie bar 1, the through holes 6 are symmetrical along the central axis of the front band-type brake fixing plate 5, and bolts 8 are arranged on the central axis of the front band-type brake fixing plate 5 and are connected with the tie bar 1. The front band-type brake fixing plate 5 both sides are equipped with sunken 9, sunken 9 and band-type brake nut 3 border looks adaptation. A front band-type brake cover plate 10 is arranged on one side of the front band-type brake fixing plate 5, which is clung to the other side of the tie bar 1. The front band-type brake cover plate 10 wraps the band-type brake nut 3 and is connected with the head plate 2, one side of the front band-type brake cover plate 10, which is close to the head plate 2, is provided with a threaded hole 11, an adaptive connecting bolt 12 is arranged in the threaded hole 11, and the connecting bolt 12 penetrates through the threaded hole 11 and is connected with the head plate 2. The band-type brake nut 3 is provided with a plurality of round holes 13 which are transversely distributed. As shown in fig. 1, the head plate 2 is provided with a tie bar 1 horizontally arranged at the top and bottom, and the tie bar 1 passes through the head plate 2 and is connected with the front band-type brake fixing plate 5. The two tie bars 1 are symmetrical along the horizontal central axis of the head plate 2, and square holes are formed on two sides of the central axis of the head plate 1. The upper tie bar 1 is shown schematically in fig. 1. The front band-type brake cover plate 10 is connected with the head plate 1 through a connecting bolt 12 at one rectangular end in cross section. There is the one end tip of tie-bar 1 of horizontal direction in the range of preceding band-type brake cover plate 10 parcel, and this end is also called the afterbody of tie-bar 1, along tie-bar 1 circumference direction distribution, band-type brake nut 3 that wraps up tie-bar 1 entirely and the preceding band-type brake fixed plate 5 that fixes band-type brake nut 3 and tie-bar 1 afterbody together.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, or the directions or positional relationships conventionally put in place when the inventive product is used, or the directions or positional relationships conventionally understood by those skilled in the art are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Fig. 2 is an enlarged schematic view of fig. 1 a, and fig. 1 is a schematic view of the connection between the head plate and the tie bar according to the present utility model, in which a cross-section is shown. The enlarged schematic diagram of fig. 2 can intuitively find that the front band-type brake cover plate 10 is provided with a threaded hole 11 at one side which is clung to the head plate 2, and the front band-type brake cover plate 10 and the head plate 2 are connected together through a connecting bolt 12 which is matched with the threaded hole 11, so that a sealed space is formed to better protect the band-type brake nut 3 in the space, the tail part of the tie bar 1 and the front band-type brake fixing plate 5. As can be seen from fig. 2, the connecting bolt 12 is entirely in the threaded hole 11, one end of the connecting bolt passes through the threaded hole 11 and is connected with the head plate 2, and the other end of the connecting bolt is flush with the edge of the threaded hole 11 inside the threaded hole 11, so that one end of the band-type brake nut 3 on the same horizontal line with the threaded hole 11 can be clung to the front band-type brake cover plate 10. One end of the band-type brake nut 3 is flush and clings to the band-type brake cover plate 10, and the edge of the other end is matched with the concave 9 of the front band-type brake fixing plate 5. Fig. 2 shows that the tie bar 1 has band-type brake nuts 3 on the top and bottom, but in actual condition, fig. 2 is an enlarged schematic view of fig. 1, fig. 1 is a sectional view, in actual condition, the band-type brake nuts 3 on the top and bottom of the tie bar 1 in fig. 2 are all integrated, the band-type brake nuts 3 are cylindrical in this embodiment, holes matched with the diameters of the tie bar 1 are dug out at the center of the circle, the band-type brake nuts 3 are sleeved on the tie bar 1, and an annular groove 4 structure is adopted at the joint of the two in order to make the connection of the two more compact. The annular groove 4 is rectangular and has a similar tenon-and-mortise structure, the wave crest of the annular groove 4 at the band-type brake nut 3 is attached to the wave trough of the annular groove at the tie rod 1, the wave trough of the annular groove 4 at the band-type brake nut 3 is attached to the wave crest of the annular groove at the tie rod 1, the two are tightly connected, and water mist and release agent are prevented from entering the nut to play a rust-proof function. Therefore, according to the above description, the front band-type brake fixing plate 5 has a cylindrical structure, and the recesses 9 provided at two ends of one side of the rear portion of the tie bar 1 are adapted to the edges of the band-type brake nut 3, so that the band-type brake nut 3 on the circumferential direction of the outer periphery of the tie bar 1 can be fixed at the same time under the condition of fixing the rear portion of the tie bar 1. Of course, in order to make the fixation more stable, two through holes 6 symmetrical along the central axis of the band-type brake fixing plate 5 are adopted in the embodiment, and the band-type brake fixing plate 5 and the tail of the tie bar 1 are fixedly connected by the screws 7 in the through holes 6. This secure attachment is similar to the securing of the head plate 2 and front band-type brake cover plate 10. One end of the screw 7 penetrates through the through hole 6 and is connected with the tie bar 1, and the other end of the screw is flush with the edge of the through hole 6 inside the through hole 6. In order to enable the fixation of the band-type brake fixing plate 5 and the tie rod 1 to be more stable, and the bolt 8 is additionally arranged on the central axis of the band-type brake fixing plate 5, the diameter of the bolt 8 is larger than that of the screw 7 and the connecting bolt 12, and the diameter of the bolt 8 is similar to that of the through hole 6. The bolts 8 are also installed in the through holes 6, and the through holes 6 are through holes 6 on the axial line of the band-type brake fixing plate 5, that is to say, in this embodiment, three through holes 6 are provided on the band-type brake fixing plate 5, the diameters of the three through holes 6 are the same, the diameter of the through holes 6 is similar to the diameter of the threaded holes 11, but the diameter of the bolts 7 is smaller than the diameter of the connecting bolts 12, and the shapes of the bolts 7 and the connecting bolts 12 are similar. One end of the bolt 8 penetrates through the through hole 6 and is connected with the tie bar 1, and the other end of the bolt 8 is positioned in the through hole 6 and is flush with the edge of the through hole 6. The purpose of parallel and level is for inseparable connection, and the purpose of inseparable connection is in order to prevent water smoke and release agent entering tie rod, has played the effect of rust-resistant, improves die casting machine life. The technical scheme adopted by the utility model for achieving the purpose is a rust-proof structure between a tie bar and a band-type brake nut. Comprising the following steps: the device comprises a head plate 2, a tie bar 1 and a band-type brake nut 3. The tie bar 1 passes through the head plate 2 and is connected with the band-type brake nut 3. The joint of the tie bar 1 and the band-type brake nut 3 adopts a rectangular annular groove 4 structure. The tail of the tie bar 1 is fixed with the band-type brake nut 3 through the front band-type brake fixing plate 5, and the band-type brake nut 3 is wrapped by the front band-type brake cover plate 10. The structure aims to solve the problem of threaded connection between a tie bar and a tie bar nut of a die casting machine in the prior art. Namely, when the tie rod is connected with the band-type brake nut, gaps are formed between threads, and water mist and release agent enter the band-type brake nut, so that corrosion is easily caused; and thread breakage phenomenon can occur in the use process of the thread.

The brake comprises a head plate 2, a tie bar 1 and a band-type brake nut 3 as shown in fig. 1 and 2. The tie bar 1 passes through the head plate 2, and the tail part of the tie bar 1 is also connected with the band-type brake nut 3. The joint of the tie bar 1 and the band-type brake nut 3 adopts a rectangular annular groove 4 structure, so that the tie bar 1 and the band-type brake nut 3 are mutually close to each other without leaving gaps. The tail of the tie bar 1 is fixed with the band-type brake nut 3 through the front band-type brake fixing plate 5, and the band-type brake nut 3 is wrapped by the front band-type brake cover plate 10. The front band-type brake fixing plate 5 is tightly attached to the tail of the tie bar 1 and the band-type brake nut 3 to prevent water mist and release agent from entering the nut. The front band-type brake cover plate 10 wraps the band-type brake nut 3 and the tail part of the tie bar 1 to further protect the nut and the tie bar.

It will be apparent that the embodiments described above are merely some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model. In addition to the above embodiments, the technical features or technical data of the present utility model may be rearranged and combined within the scope of the claims and the description of the present utility model to constitute new embodiments, which may be implemented without inventive effort by those skilled in the art, and thus, embodiments of the present utility model not described in detail should be considered as embodiments of the present utility model within the scope of the protection of the present utility model.

Claims (7)

1. The utility model provides a rust-resistant structure between tiebar and band-type brake nut, its characterized in that, including tiebar (1), tiebar (1) pass head board (2) and band-type brake nut (3) are connected, band-type brake nut (3) encircle in tiebar (1) circumference direction, tiebar (1) are equipped with ring channel (4) with band-type brake nut (3) junction, tiebar (1) are pressed close to each other with band-type brake nut (3) and are not left the gap, the tip of the one end that tiebar (1) and band-type brake nut (3) are connected is equipped with preceding band-type brake fixed plate (5).

2. The rust-proof structure between a tie bar and a band-type brake nut according to claim 1, wherein the front band-type brake fixing plate (5) is provided with a plurality of through holes (6), the through holes (6) are internally provided with adaptive screws (7), and the screws (7) penetrate through the through holes (6) and are connected with the tie bar (1).

3. The antirust structure between the tie bar and the band-type brake nut according to claim 2, wherein the front band-type brake fixing plate (5) is tightly attached to the tie bar (1), the through holes (6) are symmetrical along the central axis of the front band-type brake fixing plate (5), and bolts (8) are arranged on the central axis of the front band-type brake fixing plate (5) and are connected with the tie bar (1).

4. The rust prevention structure between a tie bar and a band-type brake nut according to claim 1 or 2, wherein recesses (9) are formed in two sides of the front band-type brake fixing plate (5), and the recesses (9) are matched with edges of the band-type brake nut (3).

5. The rust prevention structure between the tie bar and the band-type brake nut according to claim 1, wherein a front band-type brake cover plate (10) is arranged on one side of the front band-type brake fixing plate (5) and is clung to the other side of the tie bar (1).

6. The antirust structure between a tie bar and a band-type brake nut according to claim 5, characterized in that the front band-type brake cover plate (10) is used for wrapping the band-type brake nut (3) and connecting with the head plate (2), a threaded hole (11) is formed in one side, close to the head plate (2), of the front band-type brake cover plate (10), an adaptive connecting bolt (12) is arranged in the threaded hole (11), and the connecting bolt (12) penetrates through the threaded hole (11) and is connected with the head plate (2).

7. The rust prevention structure between a tie bar and a band-type brake nut according to claim 1, wherein the band-type brake nut (3) is provided with a plurality of round holes (13) which are distributed transversely.