CN215279185U

CN215279185U - Hot rolling major diameter rod clamping device

Info

Publication number: CN215279185U
Application number: CN202022307188.8U
Authority: CN
Inventors: 张少凯; 刘锦强; 曹晓运; 白华东
Original assignee: Hebei Jingye Additive Material Manufacturing Technology Co ltd
Current assignee: Hebei Jingye Additive Material Manufacturing Technology Co ltd
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2021-12-24
Anticipated expiration: 2030-10-16

Abstract

The utility model relates to a hot rolling rod production technical field especially relates to a hot rolling major diameter rod clamping device, including PMKD, two sets of lower holders and two sets of holders that go up, the diapire of holder has welded the slide down, has welded the baffle between the lateral wall of slide, and the baffle passes through the screw rod and slides and set up between PMKD's inner wall, and the slide slides on PMKD's upper surface, there is the fixed strip through the column mouting in the middle of PMKD's the upper surface, and the both sides of stand all are provided with splint, and the inside of fixed strip is arranged in through spring sliding to the one end of splint, two sets of holders are located the both sides of fixed strip respectively down, and have welded the guide shaft in the upper end of holder down, are provided with through spring sliding on the guide shaft last holder, and go up between holder and the holder down through holding ring and location hub connection fixed. Compared with the prior art, the utility model discloses not only be applicable to the rod that multiple specification is different and press from both sides tightly fixed, simple structure moreover, convenient operation.

Description

Hot rolling major diameter rod clamping device

Technical Field

The utility model relates to a hot rolling rod production technical field especially relates to a hot rolling major diameter rod clamping device.

Background

After the hot rolled bar is subjected to heat treatment, the mechanical property of the product is more complete, and the compressive strength of 1100-1300mpa (160-190ksi) can be achieved. This grade cannot be used at temperatures above 300 c (570F) or very low temperatures, and it has good corrosion resistance to both atmospheric and dilute acids or salts, as does 304 and 430.

In the process of processing the bars, the sizes of the bars are different, so that the existing clamping device is not high in applicability, and a device is urgently needed to solve the problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems in the prior art and providing a clamping device for hot-rolled large-diameter bars.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a clamping device for hot-rolled large-diameter bars comprises a fixed bottom plate, two groups of lower clamping seats and two groups of upper clamping seats, wherein a sliding seat is welded on the bottom wall of each lower clamping seat, a guide plate is welded between the side walls of the sliding seats, the guide plates are arranged between the inner walls of the fixed bottom plate in a sliding mode through screws, and the sliding seats slide on the upper surface of the fixed bottom plate;

a fixing strip is arranged in the middle of the upper surface of the fixing bottom plate through an upright post, clamping plates are arranged on two sides of the upright post, and one end of each clamping plate is arranged in the fixing strip in a sliding mode through a spring;

the two groups of lower clamping seats are respectively positioned on two sides of the fixing strip, a guide shaft is welded at the upper end of each lower clamping seat, the upper clamping seat is arranged on the guide shaft in a sliding mode through a spring, and the upper clamping seat and the lower clamping seats are fixedly connected through a positioning ring and a positioning shaft.

Preferably, a sliding hole is formed between the outer walls of the fixed bottom plates, and the guide plate is arranged in the sliding hole in a sliding mode.

Preferably, the screw rod is installed through the bearing in PMKD's inner wall one side, and the screw rod passes through the coupling joint by two sets of opposite thread shafts of line and fixes, and the baffle of both sides all sets up in its inside with the screw rod on correspond the identical screw hole of line.

Preferably, the positioning ring is welded on the side wall of the lower clamping seat, the positioning shaft is welded on the side wall of the upper clamping seat, and the positioning shaft and the positioning ring are fixedly connected through a set screw.

Preferably, one side of the inner part of the bottom end of the lower clamping seat is provided with a positioning groove matched with the end part of the fixing strip.

Preferably, an inner shaft is welded between the inner walls of the fixing strips, a sliding hole is formed in one end of the clamping plate, the inner shaft is inserted into the sliding hole, and the stand column is fixed between the upper surface of the fixing bottom plate and the lower surface of the fixing strips through welding.

The utility model has the advantages that:

through setting up lower holder and last holder on PMKD, set up the fixed strip down between the holder for support rod, the position of holder and lower holder is gone up in the rethread adjustment, comes to press from both sides tightly fixedly to the rod, compares in prior art, the utility model discloses not only be applicable to the different rod of multiple specification and press from both sides tightly fixedly, simple structure, convenient operation moreover.

Drawings

Fig. 1 is a schematic structural view of a clamping device for hot-rolled large-diameter bars according to the present invention;

FIG. 2 is a schematic view of a guide plate and screw mounting structure of a clamping device for hot rolling large-diameter bars according to the present invention;

fig. 3 is a schematic view of the fixing strip and its assembly connection of the clamping device for hot rolling large-diameter rod material of the present invention.

In the figure: the device comprises a fixed bottom plate 1, a sliding hole 11, a screw 12, a lower clamping seat 2, a positioning ring 21, a positioning groove 22, an upper clamping seat 3, a positioning shaft 31, a guide shaft 4, a fixing strip 5, a stand column 51, a clamping plate 52, an inner shaft 53, a sliding seat 6 and a guide plate 61.

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.

Referring to fig. 1-3, a clamping device for a hot-rolled large-diameter bar comprises a fixed base plate 1, two groups of lower clamping seats 2 and two groups of upper clamping seats 3, wherein a sliding seat 6 is welded on the bottom wall of each lower clamping seat 2, the sliding seat 6 is used for driving the lower clamping seats 2 to move and adjust, a guide plate 61 is welded between the side walls of the sliding seat 6, the guide plate 61 aims to guide the sliding seat 6, the guide plate 61 is arranged between the inner walls of the fixed base plate 1 in a sliding manner through a screw 12, a sliding hole 11 is formed between the outer walls of the fixed base plate 1, the guide plate 61 is arranged in the sliding hole 11 in a sliding manner, a screw 12 is arranged on one side of the inner wall of the fixed base plate 1 through a bearing, the screw 12 is fixedly connected through a coupler through two groups of threaded shafts with opposite grains, threaded holes corresponding to the grains on the screw 12 are formed in the guide plates 61 on the two sides, and the slide 6 slides on the upper surface of the fixed base plate 1;

further, a fixing strip 5 is installed in the middle of the upper surface of the fixing base plate 1 through an upright post 51, clamping plates 52 are arranged on two sides of the upright post 51, the clamping plates 52 are used for assisting the lower clamping seat 2 to move and position, one end of each clamping plate 52 is arranged inside the fixing strip 5 in a sliding mode through a spring, an inner shaft 53 is welded between the inner walls of the fixing strips 5, the inner shaft 53 is used for guiding the clamping plates 52, a sliding hole is formed in one end of each clamping plate 52, the inner shaft 53 is inserted into the sliding hole, and the upright post 51 is fixed between the upper surface of the fixing base plate 1 and the lower surface of the fixing strip 5 through welding;

further, two sets of lower holders 2 are located the both sides of fixed strip 5 respectively, the constant head tank 22 with 5 tip looks adaptations of fixed strip is seted up to the inside one side in bottom of lower holder 2, constant head tank 22's effect lies in carrying out spacing regulation to fixed strip 5, and lower holder 2's upper end has welded guide shaft 4, guide shaft 4 is for the convenience to adjust last holder 3, it has last holder 3 to slide through the spring on the guide shaft 4, holding ring 21 has been welded to lower holder 2's lateral wall, the lateral wall welding of going up holder 3 has location axle 31, it is fixed through holding screw connection between location axle 31 and the holding ring 21.

In this embodiment, first, the screw 12 is rotated counterclockwise to drive the guide plates 61 on both sides to move away from both sides along the slide hole 11, so as to drive the slide carriage 6 and the lower holder 2 thereon to move away, and after moving away to the maximum distance, the bar is placed on the fixing strip 5;

then, the screw 12 is rotated clockwise to drive the guide plates 61 on both sides to move closer to the middle side along the slide hole 11, thereby driving the slide seat 6 and the lower holder 2 thereon to move closer, in the moving process, the bottom end side wall of the lower holder 2 contacts with the clamp plate 52, and moves to one side close to the upright post 51 against the clamp plate 52, when the lower holder 2 on both sides contacts with the side wall of the bar respectively, the screw 12 stops rotating, then the upper holder 3 is manually pressed downward to compress the spring and move closer to the lower holder 2, until the upper holders 3 on both sides also contact with the outer wall of the bar, the positioning shaft 31 at this time is inserted into the positioning ring 21, and then the set screw is inserted from the outer wall of the positioning ring 21, and the set screw is pushed to the positioning shaft 31 to fix the two, when the bar is taken down, the other way is screwed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A clamping device for hot-rolled large-diameter bars comprises a fixed bottom plate (1), two groups of lower clamping seats (2) and two groups of upper clamping seats (3), and is characterized in that a sliding seat (6) is welded on the bottom wall of each lower clamping seat (2), a guide plate (61) is welded between the side walls of the sliding seats (6), the guide plates (61) are arranged between the inner walls of the fixed bottom plate (1) in a sliding mode through screws (12), and the sliding seats (6) slide on the upper surface of the fixed bottom plate (1);

a fixing strip (5) is installed in the middle of the upper surface of the fixing bottom plate (1) through an upright post (51), clamping plates (52) are arranged on two sides of the upright post (51), and one end of each clamping plate (52) is arranged in the fixing strip (5) in a sliding mode through a spring;

two sets of lower holder (2) are located the both sides of fixed strip (5) respectively, and have welded guide shaft (4) down the upper end of holder (2), are provided with through the spring slip on guide shaft (4) last holder (3), and go up holder (3) and be connected fixedly through holding ring (21) and location axle (31) between holder (2) down.

2. A clamping device for hot-rolled large-diameter bars according to claim 1, characterized in that a slide hole (11) is opened between the outer walls of the fixed base plate (1), and the guide plate (61) is slidably arranged in the slide hole (11).

3. The clamping device for the hot-rolled large-diameter bar according to claim 1, wherein the screw (12) is installed on one side of the inner wall of the fixing base plate (1) through a bearing, the screw (12) is fixed by two sets of threaded shafts with opposite lines through coupling connection, and the guide plates (61) on the two sides are provided with threaded holes matched with the corresponding lines on the screw (12) inside.

4. A clamping device for hot-rolled large-diameter bars according to claim 1, characterized in that the positioning ring (21) is welded on the side wall of the lower holder (2), the positioning shaft (31) is welded on the side wall of the upper holder (3), and the positioning shaft (31) and the positioning ring (21) are fixed by fastening screws.

5. A clamping device for hot-rolled large-diameter bars according to claim 1, characterized in that one side of the inside of the bottom end of the lower clamping base (2) is provided with a positioning groove (22) adapted to the end of the fixing strip (5).

6. A clamping device for hot-rolled large-diameter bars according to claim 1, characterized in that an inner shaft (53) is welded between the inner walls of the fixing strip (5), one end of the clamping plate (52) is provided with a slide hole inside, the inner shaft (53) is inserted into the slide hole, and the upright (51) is fixed between the upper surface of the fixing base plate (1) and the lower surface of the fixing strip (5) by welding.