CN212525445U

CN212525445U - Short stress rolling mill pull rod and screwdown gear sealing device

Info

Publication number: CN212525445U
Application number: CN202020828361.6U
Authority: CN
Inventors: 李海龙
Original assignee: Qingdao Ruilusheng Equipment Upgrade Manufacturing Co ltd
Current assignee: Qingdao Ruilusheng Equipment Upgrade Manufacturing Co ltd
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2021-02-12
Anticipated expiration: 2030-05-18

Abstract

The utility model discloses a short stress rolling mill pull rod and pressing gear sealing device, in particular to the technical field of metallurgy rolling, which comprises an equipment main body, wherein a pressing gear is arranged in an inner cavity of the equipment main body, a pull rod is arranged at the bottom of the equipment main body, one end of the pull rod penetrates through the bottom of the pressing gear, and a dismounting mechanism is arranged at the top of the equipment main body; the disassembly mechanism comprises a groove, a limiting groove and a connecting column, the groove is formed in the top of the equipment main body, sliding grooves are formed in two sides of an inner cavity of the groove, an annular groove is formed in the bottom of the inner cavity of the groove, and the annular groove is communicated with the sliding grooves. The utility model discloses a be equipped with the disassembly body who comprises recess, spacing groove and spliced pole isotructure, when needs maintain the equipment main part, can dismantle fast or install, be convenient for develop maintenance work to pushing down parts such as gear and pull rod, guarantee the normal operating of equipment main part, be favorable to improving the efficiency of processing.

Description

Short stress rolling mill pull rod and screwdown gear sealing device

Technical Field

The utility model relates to a metallurgical rolling technical field, more specifically say, the utility model relates to a short stress rolling mill pull rod and screwdown gear sealing device.

Background

The screw-down regulator for short stress path rolling mill of wire and bar material is composed of screw-down unit, pull rod unit and roller system unit. The working principle is as follows: the hydraulic motor drives the four pull rods, power is transmitted to the four pull rods through the reduction gearbox, and the upper bearing seat and the lower bearing seat are driven to move linearly through adjusting nuts fixed on the bearing seats when the pull rods rotate, so that the roll gaps are symmetrically adjusted. In the using process, the bar short stress rolling mill has no seal between the pull rod and the pressing gear, and has no seal between the gland and the pressing gear, so that the mixture of iron oxide sheets, water, oil and the like can infiltrate between the pull rod and the pressing gear and between the gland and the pressing gear to cause the spline of the pull rod and the spline of the pressing gear to be locked.

However, the conventional sealing device is troublesome to mount and dismount, and is inconvenient to perform maintenance work on the device body, thereby affecting the processing efficiency.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a short stress rolling mill pull rod and screwdown gear sealing device, through being equipped with the disassembly body who comprises recess, spacing groove and spliced pole isotructure, when needs maintain the equipment main part, can dismantle fast or install, be convenient for develop maintenance work to screwdown parts such as gear and pull rod, guarantee the normal operating of equipment main part, be favorable to improving the efficiency of processing, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a short stress rolling mill pull rod and pressing gear sealing device comprises an equipment main body, wherein a pressing gear is arranged in an inner cavity of the equipment main body, a pull rod is arranged at the bottom of the equipment main body, one end of the pull rod penetrates through the bottom of the pressing gear, and a dismounting mechanism is arranged at the top of the equipment main body;

the disassembly mechanism comprises a groove, a limiting groove and a connecting column, the groove is arranged at the top of the equipment main body, the two sides of the inner cavity of the groove are provided with sliding grooves, the bottom of the inner cavity of the groove is provided with an annular groove, the annular groove is communicated with the sliding grooves, the limiting groove is arranged at the bottom of the inner cavity of the annular groove, a supporting plate is fixedly arranged at the bottom of the inner cavity of the limiting groove, a limiting plate is fixedly arranged at the top of the inner cavity of the limiting groove, a limiting rod is arranged in the inner cavity of the limiting groove, the bottom end of the limiting rod penetrates through the top of the supporting plate, the top end of the limiting rod penetrates through the bottom of the limiting plate, a limiting spring is sleeved outside the limiting rod, the spliced pole both sides one end is all fixed and is provided with the stripper plate, can dismantle fast or install, is convenient for develop maintenance work to parts such as screwdown gear and pull rod, guarantees the normal operating of equipment main part, is favorable to improving the efficiency of processing.

In a preferred embodiment, the compression plate is matched with the sliding groove and the annular groove, and the insertion and the extraction of the compression plate are convenient.

In a preferred embodiment, a threaded column is fixedly arranged at the top of the equipment main body, a threaded cover is fixedly arranged at one end of the connecting column, the threaded cover is in threaded connection with the threaded column, a first sealing gasket is fixedly arranged at one end of the connecting column, and a second sealing gasket is arranged at the joint of the pull rod and the equipment main body, so that the sealing effect of the device is further improved, and the protection of parts in the inner cavity is facilitated.

In a preferred embodiment, the first sealing gasket and the second sealing gasket are made of rubber materials, and the sealing gasket is durable, low in cost and convenient to replace.

In a preferred embodiment, two ends of the limiting spring are respectively attached to the bottom of the limiting plate and the top of the supporting plate at the corresponding end, so that the limiting rod can normally function.

In a preferred embodiment, the distance from the top end of the limiting rod to the bottom of the inner cavity of the limiting groove is greater than the distance from the bottom of the inner cavity of the annular groove to the bottom of the inner cavity of the limiting groove, so that the top of the limiting rod can be attached to the bottom of the extrusion plate.

The utility model discloses a technological effect and advantage:

1. compared with the prior art, the dismounting mechanism composed of the groove, the limiting groove, the connecting column and the like is arranged, so that when the equipment main body needs to be maintained, the dismounting mechanism can be quickly dismounted or mounted, the maintenance work on the components such as the pressing gear, the pull rod and the like is facilitated, the normal operation of the equipment main body is ensured, and the processing efficiency is improved;

2. through being equipped with screw thread post, screw cap, first sealed pad and the sealed isotructure of filling up of second, can further increase the device's sealed effect, be favorable to protecting the part of inner chamber, and then ensure the normal operating of this equipment.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of a disassembly structure part of the present invention.

Fig. 3 is a schematic view of a groove structure part of the present invention.

Fig. 4 is a schematic view of the connecting column structure of the present invention.

Fig. 5 is an enlarged view of a portion a in fig. 1 according to the present invention.

The reference signs are: the device comprises a device body 1, a pressing gear 2, a pull rod 3, a groove 4, a sliding groove 5, an annular groove 6, a limiting groove 7, a supporting plate 8, a limiting plate 9, a limiting rod 10, a limiting spring 11, a connecting column 12, a squeezing plate 13, a threaded cover 14, a first sealing gasket 15, a second sealing gasket 16, a dismounting mechanism 17 and a threaded column 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a short stress rolling mill pull rod and screwdown gear sealing device:

as shown in fig. 1-5: when the device is used, firstly, one end of a connecting column 12 is inserted into a groove 4, when the device is inserted, two extrusion plates 13 are respectively and simultaneously contacted with the inner cavity of a chute 5 on the corresponding side, the connecting column 12 is pushed, the connecting column 12 drives the extrusion plates 13 to move downwards into an annular groove 6, then, the connecting column 12 is rotated, the extrusion plates 13 are rotated into the annular groove 6 from the bottom end of the chute 5 and extrude the top end of a limiting rod 10, the limiting rod 10 drives a limiting plate 9 to extrude a limiting spring 11, the limiting spring 11 acts on the limiting plate 9, the limiting plate 9 drives the limiting rod 10 to push upwards, thereby fixing the position of the extrusion plates 13, increasing the stability of a dismounting mechanism 17, when the dismounting is carried out, the connecting column 12 is reversed, and the connecting column 12 is drawn out, when the device main body 1 needs to be maintained, the device can be quickly dismounted or mounted, and is convenient for maintaining components such as a pressing gear, the normal operation of the equipment main body 1 is ensured, and the processing efficiency is improved.

As shown in fig. 1 and fig. 4-5: during installation, the threaded cover 14 is fixedly connected with the threaded column 18 through threads, so that the sealing effect of the device can be further improved, the components of the inner cavity can be protected, and the normal operation of the equipment can be further guaranteed.

The specific implementation mode is as follows: when the device is used, firstly, one end of a connecting column 12 is inserted into a groove 4, when the device is inserted, two extrusion plates 13 are respectively and simultaneously contacted with the inner cavity of a chute 5 on the corresponding side, the connecting column 12 is pushed, the connecting column 12 drives the extrusion plates 13 to move downwards into an annular groove 6, then, the connecting column 12 is rotated, the extrusion plates 13 are rotated into the annular groove 6 from the bottom end of the chute 5 and extrude the top end of a limiting rod 10, the limiting rod 10 drives a limiting plate 9 to extrude a limiting spring 11, the limiting spring 11 acts on the limiting plate 9, the limiting plate 9 drives the limiting rod 10 to push upwards, thereby fixing the position of the extrusion plates 13, increasing the stability of a dismounting mechanism 17, when the dismounting is carried out, the connecting column 12 is reversed, and the connecting column 12 is drawn out, when the device main body 1 needs to be maintained, the device can be quickly dismounted or mounted, and is convenient for maintaining components such as a pressing gear, guarantee the normal operating of equipment main part 1, be favorable to improving the efficiency of processing, this embodiment has specifically solved current sealing device dismouting trouble, is not convenient for develop maintenance work to equipment main part 1, and then influences the efficiency problem of processing.

The utility model discloses the theory of operation:

referring to the attached drawings 1-5 of the specification, by arranging the dismounting mechanism 17 composed of the structure of the groove 4, the limiting groove 7, the connecting column 12 and the like, when the equipment main body 1 needs to be maintained, the dismounting mechanism can be quickly dismounted or mounted, the maintenance work of parts such as a pressing gear, a pull rod and the like is facilitated, the normal operation of the equipment main body 1 is ensured, and the processing efficiency is improved.

Moreover, the sealing effect of the device can be further improved by arranging the structures such as the threaded column 18, the threaded cover 14, the first sealing gasket 15 and the second sealing gasket 16, and the like, so that the components of the inner cavity can be protected, and the normal operation of the device can be further guaranteed.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a short stress rolling mill pull rod and reduction gear sealing device, includes equipment main part (1), its characterized in that: a pressing gear (2) is arranged in the inner cavity of the equipment main body (1), a pull rod (3) is arranged at the bottom of the equipment main body (1), one end of the pull rod penetrates through the bottom of the pressing gear (2), and a dismounting mechanism (17) is arranged at the top of the equipment main body (1);

the disassembly mechanism (17) comprises a groove (4), a limiting groove (7) and a connecting column (12), the groove (4) is arranged at the top of the equipment main body (1), sliding grooves (5) are arranged on two sides of an inner cavity of the groove (4), a ring groove (6) is arranged at the bottom of the inner cavity of the groove (4), the ring groove (6) is communicated with the sliding grooves (5), the limiting groove (7) is arranged at the bottom of the inner cavity of the ring groove (6), a supporting plate (8) is fixedly arranged at the bottom of the inner cavity of the limiting groove (7), a limiting plate (9) is fixedly arranged at the top of the inner cavity of the limiting groove (7), a limiting rod (10) is arranged in the inner cavity of the limiting groove (7), the top of the supporting plate (8) is penetrated through the bottom of the limiting rod (10), the bottom of the limiting plate (9, and one end of each of two sides of the connecting column (12) is fixedly provided with an extrusion plate (13).

2. The short stress rolling mill draw bar and reduction gear sealing device of claim 1, wherein: the extrusion plate (13) is matched with the sliding groove (5) and the annular groove (6).

3. The short stress rolling mill draw bar and reduction gear sealing device of claim 1, wherein: the fixed screw thread post (18) that is equipped with in equipment main part (1) top, spliced pole (12) one end is fixed and is provided with screw thread lid (14), screw thread lid (14) and screw thread post (18) threaded connection, spliced pole (12) one end is fixed and is provided with first sealed pad (15), pull rod (3) and equipment main part (1) junction are provided with the sealed pad (16) of second.

4. The short stress rolling mill draw bar and reduction gear sealing device of claim 3, wherein: the first sealing gasket (15) and the second sealing gasket (16) are both made of rubber materials.

5. The short stress rolling mill draw bar and reduction gear sealing device of claim 1, wherein: and two ends of the limiting spring (11) are respectively attached to the bottom of the limiting plate (9) at the corresponding end and the top of the supporting plate (8).

6. The short stress rolling mill draw bar and reduction gear sealing device of claim 1, wherein: the distance from the top end of the limiting rod (10) to the bottom of the inner cavity of the limiting groove (7) is greater than the distance from the bottom of the inner cavity of the annular groove (6) to the bottom of the inner cavity of the limiting groove (7).