CN214977698U

CN214977698U - Alloy cast iron roller casting head section top breaking device

Info

Publication number: CN214977698U
Application number: CN202121661978.4U
Authority: CN
Inventors: 柳科伟
Original assignee: Changzhou Xingchang Roll Co ltd
Current assignee: Changzhou Xingchang Roll Co ltd
Priority date: 2021-07-21
Filing date: 2021-07-21
Publication date: 2021-12-03
Anticipated expiration: 2031-07-21

Abstract

The utility model relates to the technical field of processing equipment, in particular to an alloy cast iron roller casting head section top breaking device, which comprises a bottom plate, a jack, a rocker, a V-shaped block, a stud and a pulling plate, wherein the left end of the bottom plate is fixed with a left side plate, the base of the jack is fixed on the left side plate and is positioned on the right side of the left side plate, the right end of the jack is a top head, the rocker is fixed in a rocker sleeve of the jack, the upper end of the rocker extends to the upper left side of the left side plate, the right end of the bottom plate is fixed with a right side plate, the left side of the right side plate is fixed with the V-shaped block for positioning a roller shaft neck, the right side plate is symmetrically provided with at least two threaded holes, one end of the stud is fixedly connected with the right side plate through the threaded holes, the device has simple structure, saves occupied space, can be flexibly moved, is conveniently used anywhere, provides enough pressure through the jack, the fixing device is flexible to use, the top breaking operation is convenient and labor-saving, meanwhile, the safety of workers is guaranteed, the roller is simply and conveniently hoisted when the dead head section is treated, and the production work efficiency is guaranteed.

Description

Alloy cast iron roller casting head section top breaking device

Technical Field

The utility model belongs to the technical field of the processing equipment technique and specifically relates to an alloy cast iron roll dead head section top is disconnected device.

Background

The roller is mainly used for steel rolling equipment, the large roller is usually made of alloy cast iron, a roller blank is produced by using a casting method, the alloy cast iron material has more carbides in the body structure and good wear resistance, and has good heat cracking property due to the existence of graphite in the body structure, so that the roller blank is suitable for the high-temperature working condition of a rolled steel wire, the roller can be formed at one time by the production method of the cast blank, the subsequent processing allowance is reduced, and the material cost is saved.

However, the end face of the shaft neck at one end of the alloy cast iron roller blank is provided with a casting head section, the composition is poor, and one end of the casting head section needs to be cut off after the roller blank is roughly processed. The casting head section is positioned at the axle neck of one end of the roller, so that the casting head section is not easy to cut off, and generally, after the casting head section is turned on a lathe in a factory to cut a deep groove, the roller is hoisted by a crane, and after the roller swings on a hoisting chain, the casting head section is used for impacting other workpieces, and the casting head section is impacted and broken by utilizing the hardness and brittleness of the alloy cast iron roller material. Although the operation is convenient, the operation has high danger, the safety accident is likely to be caused when the vehicle is not used properly, and the machined surface of the roller is easy to scratch during the impact, so that the machining quality is influenced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defect of the prior problem, the utility model provides a device for cutting off the casting head section of an alloy cast iron roller.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides an alloy cast iron roll dead head section top is disconnected device, includes bottom plate, jack, rocker, V type piece, double-screw bolt and arm-tie, the left end of bottom plate is fixed with the left side board, the base of jack is fixed on the left side board, and is located the right side of left side board, the right-hand member of jack is the top, be fixed with the rocker in the rocker cover of jack, the upper end of rocker extends to the top left side of left side board, the right-hand member of bottom plate is fixed with the right side board, the left side of right side board is fixed with the V type piece that is used for roll journal location, it is equipped with two at least screw holes to open the symmetry on the right side board, the one end of double-screw bolt is passed through screw hole and right side board fixed connection, another pot head of double-screw bolt is equipped with and is used for the spacing arm-tie of roll right-hand member to fix through the nut.

Specifically, the roller is placed on the right side of the V-shaped block, one end of a shaft neck with a casting head section of the roller is placed on the V-shaped block, the lower end of the left end face of the casting head section of the roller is abutted to the top of the jack, the pull plate is fixed to the right end shoulder face of the roller through a stud, the roller is prevented from moving towards the right side, then the rocker can be used for pressurizing the jack, the casting head section is broken at the notch along with the increase of the force of the top abutting against the left end face of the casting head section, and the casting head section of the roller is removed.

According to the utility model discloses a further embodiment, further include, the left side of left side board is fixed with the strengthening rib. Through setting up the strengthening rib, improve the joint strength of left side board and bottom plate, improve the device security.

According to the utility model discloses a further embodiment, further include, be fixed with the baffle on the bottom plate, seted up on the baffle and dodged the hole, the top of jack passes the hole of dodging of baffle. Through setting up the baffle, avoid the feeder head section backward roll in the moment of the feeder head section top is disconnected, damage jack.

According to the utility model discloses a further embodiment, further include, the fixed adjusting cushion that is equipped with between V type piece and the bottom plate still includes the sleeper that can freely remove that is used for supporting the roll. Through setting up the adjustment cushion, can be according to the roll needs of different models, the height of adjustment V type piece, through the height of sleeper adjustment roll major excircle, keep the roll to place steadily, guarantee operation safety.

The beneficial effects of the utility model are that, the device simple structure saves occupation space, can remove in a flexible way, conveniently uses everywhere, provides sufficient pressure through the jack, and fixing device uses in a flexible way, and the disconnected convenient operation of top is laborsaving, guarantees staff's safety simultaneously, and the hoist and mount of roll is simple and convenient when the dead head section is handled, has guaranteed production work efficiency.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view at A-A in FIG. 1;

FIG. 3 is a schematic view at B-B of FIG. 1;

fig. 4 is a right side view of the present invention;

fig. 5 is a plan view of the present invention.

In the figure, a bottom plate 1, a left side plate 101, a right side plate 102, a threaded hole 103, a reinforcing rib 104, a jack 2, a top 201, a rocker sleeve 202, a rocker 3, a V-shaped block 4, a stud 5, a pulling plate 6, a baffle 7, an avoiding hole 701, a sleeper 8, an adjusting cushion block 9, a roller 10 and a casting head section 1001.

Detailed Description

Fig. 1-5 are schematic structural diagrams of the present invention, which are an alloy cast iron roll casting head section top breaking device, including a bottom plate 1, a jack 2, a rocker 3, a V-shaped block 4, a stud 5 and a pulling plate 6, wherein a left side plate 101 is fixed at a left end of the bottom plate 1, a base of the jack 2 is fixed on the left side plate 101 and located at a right side of the left side plate 101, a top 201 is arranged at a right end of the jack 2, the rocker 3 is fixed in a rocker sleeve 202 of the jack 2, an upper end of the rocker 3 extends to a left side above the left side plate 101, a right side plate 102 is fixed at a right end of the bottom plate 1, the V-shaped block 4 for positioning a roll 10 journal is fixed at a left side of the right side plate 102, at least two threaded holes 103 are symmetrically arranged on the right side plate 102, one end of the stud 5 is fixedly connected with the right side plate 102 through the threaded hole 103, the pulling plate 6 for limiting a right end of the roll 10 is sleeved at another end of the stud 5, and is fixed by a nut.

Specifically, the roller 10 is placed on the right side of the V-shaped block 4, one end, with the sprue section 1001 shaft neck, of the roller 10 is placed on the V-shaped block 4, the lower end of the sprue section 1001 left end face of the roller 10 abuts against the top 201 of the jack 2, the pull plate 6 is fixed on the right end shoulder face of the roller 10 through the stud 5, the roller 10 is prevented from moving towards the right side, then the rocker 3 can be used for pressurizing the jack 2, the sprue section notch 1001 is broken along with the increase of the force of the top 201 abutting against the sprue section 1001 left end face, and the sprue section 1001 of the roller 10 is removed.

The length of the stud 5 is configured according to the size of the roll 10. At least two threaded holes 103 are symmetrically formed in the right side plate 102, and the mounting position of the stud 5 on the right side plate 102 is adjusted according to the diameter size of the roller 10.

Preferably, a reinforcing rib 104 is fixed to the left side of the left side plate 101.

Preferably, a baffle 7 is fixed on the bottom plate 1, an avoiding hole 701 is formed in the baffle 7, and the top 201 of the jack 2 penetrates through the avoiding hole 701 of the baffle 7.

Preferably, an adjusting cushion block 9 is fixedly arranged between the V-shaped block 4 and the bottom plate 1, and the adjustable cushion also comprises a sleeper 8 used for supporting a roller 10. The adjusting cushion block 9 and the sleeper 8 are configured according to the diameter size of the roller 10, the roller 10 is kept to be axially and horizontally placed, and a concave pit can be arranged in the middle of the sleeper 8, so that the roller 10 is guaranteed to be stably placed.

The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. The top breaking device for the casting head section of the alloy cast iron roller is characterized by comprising a bottom plate (1), a jack (2), a rocker (3), a V-shaped block (4), a stud (5) and a pulling plate (6), wherein a left side plate (101) is fixed at the left end of the bottom plate (1), a base of the jack (2) is fixed on the left side plate (101) and is positioned on the right side of the left side plate (101), a top head (201) is arranged at the right end of the jack (2), the rocker (3) is fixed in a rocker sleeve (202) of the jack (2), the upper end of the rocker (3) extends to the left side above the left side plate (101), a right side plate (102) is fixed at the right end of the bottom plate (1), the V-shaped block (4) for positioning a shaft neck of a roller (10) is fixed at the left side of the right side plate (102), at least two threaded holes (103) are symmetrically formed in the right side plate (102), one end of the stud (5) is fixedly connected with the right side plate (102) through a threaded hole (103), and the other end of the stud (5) is sleeved with a pulling plate (6) used for limiting the right end of the roller (10) and fixed through a nut.

2. The device for the top fracture of the casting head section of the alloy cast iron roll according to claim 1, wherein a reinforcing rib (104) is fixed on the left side of the left side plate (101).

3. The alloy cast iron roll casting head section top breaking device is characterized in that a baffle (7) is fixed on the bottom plate (1), an avoidance hole (701) is formed in the baffle (7), and the top head (201) of the jack (2) penetrates through the avoidance hole (701) of the baffle (7).

4. The device for the top breaking of the casting head section of the alloy cast iron roller according to the claim 1 is characterized in that an adjusting cushion block (9) is fixedly arranged between the V-shaped block (4) and the bottom plate (1), and the device further comprises a freely movable sleeper (8) for supporting the roller (10).