CN213002410U

CN213002410U - Quick replacement device for main roller die of ring rolling machine

Info

Publication number: CN213002410U
Application number: CN202021785033.9U
Authority: CN
Inventors: 李国锋; 魏秀锦; 张春彦; 郑德义; 刘跃祖
Original assignee: Zhucheng Shengyang Machinery Co ltd
Current assignee: Zhucheng Shengyang Machinery Co ltd
Priority date: 2020-08-22
Filing date: 2020-08-22
Publication date: 2021-04-20
Anticipated expiration: 2030-08-22

Abstract

The utility model discloses a ring rolling machine home roll mould quick replacement device, including home roll seat, home roll cover, home roll mould, home roll supporting component, clamp plate, mould ejection mechanism and locking mechanism, locking mechanism is installed to terminal surface right-hand member top and bottom position before the home roll seat, locking mechanism's left end is passed the home roll seat and is installed dovetail and lower dovetail in the home roll seat left end face outside, the home roll supporting component includes support and home roll under bracing on the home roll, go up the dovetail and the dovetail down supports respectively with on the home roll with the home roll under bracing laminating locking, install the home roll cover between support and the home roll under bracing on the home roll. The utility model discloses a locking mechanism and mould ejection mechanism's cooperation can be dismantled the home roll mould simply, safely, improves work efficiency, reduces labourer's intensity of labour, avoids the emergence of relevant incident.

Description

Quick replacement device for main roller die of ring rolling machine

Technical Field

The utility model belongs to the technical field of the forging equipment, a ring rolling machine home roll mould quick replacement device specifically says so.

Background

The dies of the ring rolling machine in the prior art are arranged on the main roller sleeve in a tight fit manner. The main roller upper support is connected with the main roller seat through a plurality of bolts, and when the mould needs to be replaced, all the connecting bolts must be removed, and the main roller upper support is removed. Then, when the main roller die is disassembled, the main roller die and the main roller sleeve are tightly matched, so that the main roller die is difficult to disassemble by directly lifting the die by a travelling crane. External force (such as a jack) is needed to act on the bottom of the die, and the bottom space of the main roller die is very small, so that workers cannot operate the die at all, and the working efficiency is seriously influenced. And the driving lifting force is utilized to forcibly disassemble the main roller sleeve with great danger. Once the steel wire rope is broken, a serious accident can be caused.

Disclosure of Invention

The utility model aims at providing a ring rolling machine home roll mould quick replacement device.

In order to achieve the above purpose, the technical scheme of the utility model is that: a quick replacement device for a main roller die of a ring rolling machine comprises a main roller seat, a main roller sleeve, a main roller die, a main roller supporting component, a pressing plate, a die ejection mechanism and a locking mechanism, the top and the bottom of the right end face of the front end face of the main roller seat are provided with locking mechanisms, the left end of each locking mechanism penetrates through the main roller seat and is positioned on the outer side of the left end face of the main roller seat and is provided with an upper dovetail groove and a lower dovetail groove, the main roller supporting component comprises a main roller upper support and a main roller lower support, the upper dovetail groove and the lower dovetail groove respectively fit and lock the main roller upper support and the main roller lower support, a main roller sleeve is arranged between the upper main roller support and the lower main roller support, a main roller is arranged in the main roller sleeve, the outer wall of the main roller sleeve is provided with a main roller die through a pressing plate positioned at the top of the main roller sleeve, the periphery of the lower main roller support is provided with a die ejection mechanism, and the left and right directions of the lower main roller support are connected with the main roller seat through four groups of pull rods.

Preferably, the mold ejection mechanism comprises three groups of ejection oil cylinders, three ejection oil cylinder shafts and three middle bearing blocks, the three groups of ejection oil cylinders are arranged around the lower support of the main roller, a total of three middle bearing blocks are arranged on the top of each group of ejection oil cylinders through a total of three ejection oil cylinder shafts, and the middle bearing blocks can be upwards attached to the bottom of the main roller mold.

Preferably, the locking mechanism comprises an upper locking cylinder support, a lower locking cylinder support, an upper locking cylinder shaft support, a lower locking cylinder shaft support, a locking cylinder shaft and an intermediate backing plate, the upper locking cylinder support and the lower locking cylinder support are respectively installed at the top and the bottom of the right end of the front end face of the main roller support, the left ends of the upper locking cylinder support and the lower locking cylinder support are respectively connected with the upper locking cylinder shaft support and the lower locking cylinder shaft support, two groups of four groups of locking cylinders with heads facing left are respectively installed at the right ends of the upper locking cylinder support and the lower locking cylinder support, and one group of four groups of locking cylinder shafts penetrating through the upper locking cylinder shaft support and the lower locking cylinder shaft support are respectively installed at the head of each group of locking cylinders.

Preferably, the pressure plate and the main roller sleeve are fixedly installed through detachable bolts, and when the main roller die is replaced, the detachable bolts are detached to perform the next operation.

Preferably, after the ejection cylinder is started, the intermediate bearing block can be driven by the ejection cylinder shaft to act, and the main roller mold is ejected slowly.

Preferably, the upper dovetail groove and the lower dovetail groove are identical in structure and are split, and each of the upper dovetail groove and the lower dovetail groove comprises a movable straight waist trapezoidal block and a fixed straight waist trapezoidal block, the movable straight waist trapezoidal block is welded with the head of the locking oil cylinder shaft, the fixed straight waist trapezoidal block is installed on the main roller seat through a fixing bolt, and a gap formed between two inclined waists on the movable straight waist trapezoidal block and the fixed straight waist trapezoidal block can be used for just clamping the upper support of the main roller or the lower support of the main roller.

Due to the adoption of the technical scheme, the beneficial effects of the utility model are that: the utility model discloses a locking mechanism and mould ejection mechanism's cooperation can be dismantled the home roll mould simply, safely, improves work efficiency, reduces labourer's intensity of labour, avoids the emergence of relevant incident.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a left side view of the present invention.

Fig. 3 is a top view of the present invention.

Fig. 4 is a diagram of the position relationship between the upper dovetail groove or the lower dovetail groove and the main roller seat and the locking cylinder shaft of the present invention.

In the figure: 1. the main roll forming device comprises a main roll seat, 2, a main roll sleeve, 3, a main roll, 4, a main roll mold, 5, a main roll supporting assembly, 6, a pressing plate, 7, a mold ejection mechanism, 71, an ejection oil cylinder, 72, an ejection oil cylinder shaft, 73, a middle bearing block, 8, a locking mechanism, 81, an upper locking oil cylinder support, 82, a lower locking oil cylinder support, 83, an upper locking oil cylinder shaft support, 84, a lower locking oil cylinder shaft support, 85, a locking oil cylinder, 86, a locking oil cylinder shaft, 9, an upper dovetail groove, 91, a movable straight waist trapezoidal block, 92, a fixed straight waist trapezoidal block, 93, a fixing bolt, 10, a lower dovetail groove, 11, an upper main roll support, 12, a main roll, a lower support, 13, a pull rod, 14 and a detachable bolt.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some embodiments of the present invention. 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.

In the description of the present invention, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. appear, the indicated orientation or positional relationship thereof is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, but does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" should be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in figures 1-4, the utility model relates to a quick replacement device for a main roller die of a ring rolling machine, which comprises a main roller seat 1, a main roller sleeve 2, a main roller 3, a main roller die 4, a main roller support component 5, a pressing plate 6, a die ejection mechanism 7 and a locking mechanism 8, wherein the locking mechanism 8 is arranged at the top and the bottom of the right end of the front end surface of the main roller seat 1, the left end of the locking mechanism 8 passes through the main roller seat 1 and is arranged at the outer side of the left end surface of the main roller seat 1, an upper dovetail groove 9 and a lower dovetail groove 10 are arranged, the main roller support component 5 comprises an upper main roller support 11 and a lower main roller support 12, the upper dovetail groove 9 and the lower dovetail groove 10 respectively fit and lock the upper main roller support 11 and the lower roller support 12, the main roller sleeve 2 is arranged between the upper roller support 11 and the lower roller support 12, the main roller sleeve 3 is arranged inside the main roller sleeve 2, the main roller die 4 is arranged on the outer wall of the main, the die ejection mechanism 7 is installed on the periphery of the main roller lower support 12, and the left and right directions of the main roller lower support 12 are connected with the main roller seat 1 through four groups of pull rods 13.

The mold ejection mechanism 7 comprises three groups of ejection cylinders 71, three ejection cylinder shafts 72 and three middle bearing blocks 73, the three groups of ejection cylinders 71 are arranged around the main roller lower support 12, a total of three middle bearing blocks 73 are arranged on the top of each group of ejection cylinders 71 through a total of three ejection cylinder shafts 72, and the middle bearing blocks 73 can be upwards attached to the bottom of the main roller mold 4.

The locking mechanism 8 comprises an upper locking cylinder support 81, a lower locking cylinder support 82, an upper locking cylinder shaft support 83, a lower locking cylinder shaft support 84, a locking cylinder 85, a locking cylinder shaft 86 and an intermediate backing plate 87, the upper locking cylinder support 81 and the lower locking cylinder support 82 are respectively installed at the top and bottom positions of the right end of the front end surface of the main roller support 1, the left ends of the upper locking cylinder support 81 and the lower locking cylinder support 82 are respectively and successively provided with the upper locking cylinder shaft support 83 and the lower locking cylinder shaft support 84, the right ends of the upper locking cylinder support 81 and the lower locking cylinder support 82 are respectively provided with two groups of four groups of locking cylinders 85 with heads facing to the left, and the head of each group of locking cylinders 85 is respectively provided with one group of four groups of locking cylinder shafts 86 penetrating through the upper locking cylinder shaft support 83 and the lower locking cylinder shaft support 84.

The pressing plate 6 and the main roller sleeve 2 are fixedly installed through the detachable bolts 14, and when the main roller die 4 is replaced, the detachable bolts 14 are detached to perform the next operation.

After the ejection cylinder 71 is started, the intermediate bearing block 73 can be driven to act through the ejection cylinder shaft 72, and the main roller mold 4 is ejected slowly.

The upper dovetail groove 9 and the lower dovetail groove 10 are identical in structure and are split, and comprise a movable straight waist trapezoidal block 91 and a fixed straight waist trapezoidal block 92, the movable straight waist trapezoidal block 91 is welded with the head of the locking oil cylinder shaft 86, the fixed straight waist trapezoidal block 92 is installed on the main roller seat 1 through a fixing bolt 93, and a gap formed between two inclined waists of the movable straight waist trapezoidal block 91 and the fixed straight waist trapezoidal block 92 can just clamp the upper support 11 of the main roller or the lower support 12 of the main roller.

The working principle is as follows: when the utility model works, the rodless cavity of the locking oil cylinder 85 in the locking mechanism 8 feeds oil, the locking oil cylinder shaft 86 in the locking mechanism 8 drives the movable straight waist trapezoidal block 91 in the upper dovetail groove 9 and the lower dovetail groove 10 to loosen the upper main roller support 11 and the lower main roller support 12, and the upper main roller support 11 is directly lifted and removed by a crane; the detachable bolts 14 are detached to detach the pressing plate 6, meanwhile, the ejection oil cylinder 71 works, the ejection oil cylinder shaft 72 drives the middle bearing block 73 to act, the main roller mold 4 is slowly ejected, and finally the detachment and replacement of the main roller mold 4 are completed.

The foregoing is a detailed description of the present invention in connection with specific preferred embodiments, and it is not to be construed that the specific embodiments of the present invention are limited to those descriptions. To those skilled in the art to which the invention pertains, without departing from the spirit of the invention, several simple deductions or substitutions can be made, all of which should be considered as belonging to the scope of patent protection defined by the claims filed with the invention.

Claims

1. The utility model provides a ring rolling machine home roll mould quick replacement device which characterized in that: the roller bearing comprises a main roller seat (1), a main roller sleeve (2), a main roller (3), a main roller mold (4), a main roller supporting assembly (5), a pressing plate (6), a mold ejection mechanism (7) and a locking mechanism (8), wherein the locking mechanism (8) is installed at the top and the bottom of the right end of the front end face of the main roller seat (1), the left end of the locking mechanism (8) penetrates through the main roller seat (1) and is positioned at the outer side of the left end face of the main roller seat (1) to be provided with an upper dovetail groove (9) and a lower dovetail groove (10), the main roller supporting assembly (5) comprises an upper main roller support (11) and a lower main roller support (12), the upper dovetail groove (9) and the lower dovetail groove (10) respectively fit and lock the upper main roller support (11) and the lower main roller support (12), the main roller sleeve (2) is installed between the upper main roller support (11) and the lower main roller support (12), the main roller sleeve (2) is internally, install main roll mould (4) at main roll cover (2) outer wall through clamp plate (6) that are located main roll cover (2) top, mould ejection mechanism (7) are installed to the periphery of main roll under bracing (12), link to each other through four groups pull rod (13) between main roll under bracing (12) left and right sides direction and main roll seat (1).

2. The quick replacement device for the main roller die of the ring rolling machine according to claim 1, characterized in that: the mold ejection mechanism (7) comprises three groups of ejection cylinders (71), three ejection cylinder shafts (72) and three middle bearing blocks (73), the three groups of ejection cylinders (71) are arranged around the main roller lower support (12), the top of each group of ejection cylinders (71) is provided with three middle bearing blocks (73) through three ejection cylinder shafts (72), and the middle bearing blocks (73) can be upwards attached to the bottom of the main roller mold (4).

3. The quick replacement device for the main roller die of the ring rolling machine according to claim 1, characterized in that: the locking mechanism (8) comprises an upper locking oil cylinder bracket (81), a lower locking oil cylinder bracket (82), an upper locking oil cylinder shaft support (83), a lower locking oil cylinder shaft support (84), a locking oil cylinder (85) and a locking oil cylinder shaft (86), the upper locking oil cylinder bracket (81) and the lower locking oil cylinder bracket (82) are respectively arranged at the top and the bottom of the right end of the front end surface of the main roller seat (1), the left ends of the upper locking oil cylinder bracket (81) and the lower locking oil cylinder bracket (82) are respectively connected and provided with an upper locking oil cylinder shaft support (83) and a lower locking oil cylinder shaft support (84), two groups of four groups of locking oil cylinders (85) with heads facing left are respectively arranged at the right ends of the upper locking oil cylinder bracket (81) and the lower locking oil cylinder bracket (82), the head of each group of locking oil cylinders (85) is respectively provided with a group of four groups of locking oil cylinder shafts (86) which penetrate through an upper locking oil cylinder shaft support (83) and a lower locking oil cylinder shaft support (84).

4. The quick replacement device for the main roller die of the ring rolling machine according to claim 1, characterized in that: the pressing plate (6) and the main roller sleeve (2) are fixedly installed through the detachable bolts (14), and when the main roller die (4) is replaced, the detachable bolts (14) are detached to perform the following operation.

5. The quick replacement device for the main roller die of the ring rolling machine according to claim 2, characterized in that: after the ejection oil cylinder (71) is started, the intermediate bearing block (73) can be driven to act through the ejection oil cylinder shaft (72), and the main roller die (4) is ejected slowly.

6. The quick replacement device for the main roller die of the ring rolling machine according to claim 1 or 3, which is characterized in that: go up dovetail (9) and dovetail (10) structure the same down, be split type, including activity straight waist trapezoidal piece (91) and fixed straight waist trapezoidal piece (92), activity straight waist trapezoidal piece (91) is in the same place with the head welding of locking hydro-cylinder axle (86), fixed straight waist trapezoidal piece (92) are installed on main roll seat (1) through fixing bolt (93), the space that forms between two oblique waists on activity straight waist trapezoidal piece (91) and the fixed straight waist trapezoidal piece (92), just can block support (11) or main roll under bracing (12) on the main roll.