CN205949813U - Draw machine of rectifying, draw strong quick -witted lower part frame - Google Patents

Draw machine of rectifying, draw strong quick -witted lower part frame Download PDF

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Publication number
CN205949813U
CN205949813U CN201620990466.5U CN201620990466U CN205949813U CN 205949813 U CN205949813 U CN 205949813U CN 201620990466 U CN201620990466 U CN 201620990466U CN 205949813 U CN205949813 U CN 205949813U
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CN
China
Prior art keywords
lower frame
machine
base plate
rectifying
bodys
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201620990466.5U
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Chinese (zh)
Inventor
倪士军
于敏
陈健
张庆魁
孟繁亮
王文勇
赵居新
李千
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong Iron and Steel Group Co Ltd SISG
Original Assignee
Shandong Iron and Steel Group Co Ltd SISG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shandong Iron and Steel Group Co Ltd SISG filed Critical Shandong Iron and Steel Group Co Ltd SISG
Priority to CN201620990466.5U priority Critical patent/CN205949813U/en
Application granted granted Critical
Publication of CN205949813U publication Critical patent/CN205949813U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a lower part frame that draws the machine rectified and draw the machine of rectifying, wherein, the lower part frame that draws the machine of rectifying includes bottom plate (21) and the bodies of four root canals on bottom plate (21) (22) upright, the four root canals bodies (22) arrange respectively in the four corners of bottom plate (21), the personally experience sth. Part of the body equal opening in lumen both ends of (22) of four root canals, the bottom port of lumen all is provided with end cap (23) so that the lumen becomes the blind hole, it is provided with bearing frame (24) to lie in between bottom plate (21) two root canals bodies (22) with one side. The aforesaid draws the lower part frame of the machine of rectifying can solve the present lower part frame existence processing problem that the degree of difficulty is big, machining efficiency is lower and processingquality is relatively poor of drawing the machine of rectifying.

Description

Withdrawal straightening machine, the lower frame of withdrawal straightening machine
Technical field
This utility model is related to withdrawal straightening machine manufacturing technology field, more particularly, to a kind of withdrawal straightening machine, the lower frame of withdrawal straightening machine And.
Background technology
Withdrawal straightening machine is the capital equipment of steel-making continuous casting system throwing and steel billet straightening.Refer to Fig. 1, Fig. 1 is a kind of typical case Withdrawal straightening machine structural representation.Withdrawal straightening machine shown in Fig. 1 includes upper frame 11, middle frame 12, lower frame 13, water flowing Post 14, free roll 15, live-roller 16, grease lubricating system 17, water-cooling system 18, hydraulic system 19 and motor reducer 110.Its In, upper frame 11, middle frame 12 and lower frame 13 are connected thus forming whole withdrawal straightening machine by four water flowing posts 14 Main body frame.Other parts of withdrawal straightening machine are then arranged on main body frame.During work, middle frame 12 is with water flowing post 14 slide, thus being applied to the production of products of different specifications for guide between upper frame 11 and lower frame 13.
, as one of the foundation frame of assembling of withdrawal straightening machine, during processing, difficulty is larger for lower frame 13.Refer to Fig. 2, Fig. 2 are a kind of structural representations of typical lower frame, and lower frame includes base plate 131 and four bodys 132, Fig. 2 Shown lower frame needs to ensure that the endoporus of four bodys 132 is the blind hole of setting diameter (for example during processing φ 160H7 blind hole), blind hole is set depth (such as depth be 900mm), and blind hole top be set taper (such as taper as 5 °) taper hole.During producing lower frame, the processing of blind hole on body 132 is belonged to the category of deep hole machining, processing Abnormal difficult, and crudy is difficult to ensure.
At present, there are processing difficulties in lower frame 13 processing of withdrawal straightening machine, and working (machining) efficiency is relatively low and crudy is relatively low Problem, how to solve this problem is current those skilled in the art's problem demanding prompt solution.
Utility model content
In view of this, this utility model discloses a kind of lower frame of withdrawal straightening machine, to solve the bottom of current withdrawal straightening machine The problem that the difficulty of processing that framework exists is big, working (machining) efficiency is relatively low and crudy is poor.
For solving above-mentioned technical problem, this utility model is disclosed directly below technical scheme:
The lower frame of withdrawal straightening machine, including base plate and four bodys standing upright on described base plate, four described bodys divide It is not arranged in the corner of described base plate, the equal opening in tube chamber two ends of four described bodys, the bottom port of described tube chamber is respectively provided with There is plug so that described tube chamber becomes blind hole;Positioned at described base plate with two described bodys of one end between be provided with bearing Seat.
Preferably, in above-mentioned lower frame, described plug is all fixed on described bottom port by way of welding.
Withdrawal straightening machine, including:
As above arbitrary described lower frame.
The having the beneficial effect that of the lower frame of withdrawal straightening machine disclosed in this utility model:
Changed by the structure of lower frame disclosed in above-mentioned this utility model embodiment, by existing integrally casting The body of molding is changed to two ends and is respectively provided with the body of opening so that when being processed in body tube chamber, can be from body The port at two ends carry out respectively, the working depth of device to hole can be reduced, plug can be blocked in body after machining Bottom port is so that the tube chamber of body is blind hole to meet the structural requirement of lower frame.It can be seen that, by the improvement to structure, Body is arranged as the mode that two ends are respectively provided with opening, the depth of hole machined can be lowered, and then difficulty of processing can be reduced, improve and add Work efficiency rate, stretches into from the two ends of body simultaneously and implements processing tube chamber, because the depth of processing is less, the less mismachining tolerance of meeting, And then the quality of production of lower frame can be improved.
Brief description
In order to be illustrated more clearly that the technical scheme in this utility model embodiment or background technology, below will be to embodiment Or background technology description in required use accompanying drawing be briefly described it should be apparent that, for ordinary skill people For member, without having to pay creative labor, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of typical withdrawal straightening machine;
Fig. 2 is the structural representation of the lower frame of withdrawal straightening machine;
Fig. 3 is the structural representation of lower frame disclosed in this utility model embodiment;
Fig. 4 is the disclosed structural representation to dress frock of this utility model embodiment;
Fig. 5 is the structural representation of clamping tooling disclosed in this utility model embodiment.
Description of reference numerals:
11- upper frame, 12- middle frame, 13- lower frame, 131- base plate, 132- body, 14- water flowing post, 15- are certainly By roller, 16- live-roller, 17- grease lubricating system, 18- water-cooling system, 19- hydraulic system, 110- motor reducer;
21st, base plate, 22- body, 23- plug;
31- top fixed frame, 32- framework support;
41- base, 42- base plate plate face limiting section, 43- side plate lateral bolster support part, 44- tube support portion, 45- cuber Structure.
Specific embodiment
In order that those skilled in the art more fully understand the technical scheme in this utility model, below in conjunction with this reality With the accompanying drawing in new embodiment, the technical scheme in this utility model embodiment is clearly and completely described it is clear that Described embodiment is only a part of embodiment of the present utility model, rather than whole embodiments.New based on this practicality Embodiment in type, the every other enforcement that those of ordinary skill in the art are obtained under the premise of not making creative work Example, all should belong to the scope of this utility model protection.
Refer to Fig. 3, this utility model embodiment discloses a kind of lower frame of withdrawal straightening machine.Disclosed lower frame bag Include 21, four bodys 22 of base plate and four plugs 23.
Four bodys 22 are uprightly arranged on base plate 21, and specifically, four bodys 22 are arranged in the corner of base plate 21. The tube chamber two ends of four bodys 22 are opening, and that is, body 22 is siphunculus.Four plugs 23 are arranged on four pipes correspondingly The bottom port of the tube chamber of body 22, so that the tube chamber of body 22 becomes blind hole, to meet the structural requirement of lower frame.
Four bodys 22 are arranged on the corner of base plate 21 respectively correspondingly, and the often end of base plate 21 is arranged with two pipes Body 22, positioned at base plate 21 with two bodys 22 of one end between be provided with bearing block 24, to realize the installation of follow-up bearing.
Disclosed in this utility model embodiment, the structure of lower frame changes, by the pipe of existing integrally casting shaping Body is changed to two ends and is respectively provided with the body 22 of opening so that when being processed in body 22 tube chamber, can be from body 22 The port at two ends is carried out respectively, can reduce the working depth of device to hole, can block plug 23 in body 22 after machining Bottom port so that body 22 tube chamber be blind hole to meet the structural requirement of lower frame.It can be seen that, by changing to structure Enter, body is arranged as the mode that two ends are respectively provided with opening, the depth of hole machined can be lowered, and then difficulty of processing can be reduced, carry High working (machining) efficiency, stretches into from the two ends of body 22 simultaneously and implements processing tube chamber, because the depth of processing is less, can less processing Error, and then the quality of production of lower frame can be improved.
Specifically, plug 23 is generally fixed at the bottom end opening of body 22 by way of welding, specifically, can adopt With the mode of groove welding, the stability being welded to connect can be improved.
Based on the lower frame after above-mentioned improvement, this utility model embodiment is also disclosed a kind of withdrawal straightening machine, and disclosed draws Strong machine include above any one of lower frame.
This utility model is also disclosed a kind of production method of the lower frame of withdrawal straightening machine, and the lower frame of described production includes Base plate 21 and four bodys 22 being fixed on 21 4 jiaos of described base plate, the tube chamber of described body 22 is the blind hole of top end opening.For Realize said structure, disclosed production method comprises the following steps:
Step one, the blank of making lower frame.
Step 2, heat treatment is carried out to described blank.
In this step, described blank is carried out with heat treatment is annealing treating process, and annealing temperature is 600- DEG C 650 DEG C, insulation Time is 6-8 hour.Above-mentioned annealing treating process can eliminate workpiece welding stress, optimizes the stress distribution of blank.
Step 3, successively roughing, semifinishing and polish are carried out to the described blank through Overheating Treatment, obtain described Lower frame.
In step 2, after roughing is carried out to blank, in order to reduce the stress deformation of workpiece half essence, finishing step, Thermal finalization is taken to process, Technology for Heating Processing is:At 260 DEG C ± 25 DEG C, temperature retention time is 6h~8h to temperature control.
In step one-three, by the optimization to technique, can preferably ensure four pipe bodys and base plate in lower frame Perpendicularity (i.e. the depth of parallelism of the inner chamber of four bodys), also can ensure that the size of two inner hole of bearing seat at base plate two ends simultaneously Precision and axiality.
Wherein, in step one, the blank making described lower frame includes:
Step a, the bottom of four described bodys 22 is positioned at base plate 21 corner installation in the hole, the tube chamber of body 22 Top and bottom have opening.
Step b, the top to dress four bodys 22 of tool locating for the employing.
Step c, the endoporus to body 22 are implemented processing and are sized with meeting.
Step d, from four plugs 23 so as to block correspondingly after above-mentioned polish in described blank The bottom port of the tube chamber of four bodys 22 is to form described blind hole.
Except the optimization of above-mentioned technique, the making to the blank of lower frame can form the bottom described in above-described embodiment Framework, forms new structure, can reduce difficulty of processing, improve crudy and working (machining) efficiency.
During making blank, the bottom of four bodys 22 can be positioned in the installing hole of base plate 21, but four The top of body 22 is in free state, easy run-off the straight, and then affects the axiality of the inner chamber (i.e. endoporus) of four bodys 22. For this reason, step b using to dress frock, refer to 4, Fig. 4 illustrate a kind of concrete structure to dress frock, it is solid that this frock includes top Determine framework 31 and framework supports 32.
Top fixed frame 31 is provided with the one-to-one location hole with the top of four bodys 22, and location hole can be with peace Dress hole corresponds, and coaxially arranged;Framework supports 32, for being supported in above base plate 21 top fixed frame 31 to realize Positioning to four described body 22 tops.By above-mentioned to the dress restriction to body 22 top for the frock, it is avoided that body 22 pushes up The inclination at end, and then the axiality of the inner chamber of body 22 can be improved.
After blank completes, need to blank implement following process, in order to avoid in the course of processing fixture to pipe The impact of body 22, refer to Fig. 5, and Fig. 5 illustrates a kind of clamping tooling of concrete structure, for the blank enforcement to lower frame Support.
Clamping tooling shown in Fig. 5 includes base 41, base plate plate face limiting section 42, bottom panel side supporting part 43 and body and props up Support part 44;Wherein:Base plate plate face limiting section 42, bottom panel side supporting part 43 and tube support portion 44 are arranged on base 41; Base plate plate face limiting section 42 for spacing blank be in side put upside down configuration state when the bottom surface of described base plate 21 that vertically extends;Base plate Lateral bolster support part 43 be used for supporting blank be in side put upside down configuration state when horizontal-extending base plate 21 side;Tube support portion 44 For support blank be in side put upside down configuration state when described body 22 side.
Above-mentioned supporting part is usually cushion block, and by forming machanism 45, cushion block can be fixed on base 41 guarantees each The stable support of cushion block.Forming machanism 45 generally includes pressing plate and stud, and pressing plate can adjust the height of pressing plate with stud cooperation, with Matched with each cushion block.Pressing plate can be pressed in the top surface of cushion block, for the ease of adjusting, between pressing plate and the top surface of cushion block The briquetting (similar to pad) that quantity does not wait can be set, put upside down configuration state with ensureing that blank is in side, adjust convenient spirit Live.
It should be noted that side herein puts configuration state upside down so that being that blank is in the state that side is supportted, now base plate 21 vertical directions extend, and body 22 extends along horizontal direction.
It is avoided that stress that traditional fixture causes to body 22 clamping so that body 22 is no using above-mentioned clamping tooling The situation of rigid constraint is processed, can reduce the mismachining tolerance causing because of clamping deformation, and then can improve crudy and dress Join efficiency.
The above-mentioned production method to lower frame is by the optimization to technique, to dress frock, clamping tooling and lower frame Structure improve, can reduce the difficulty of processing of lower frame, and make to dress error and follow-up weld and processing produces deforms To controlling, substantially increase production efficiency and labor efficiency.Processing scheme disclosed in this utility model be a kind of collection process optimization, Structure optimization, the summary of the advanced production experience in one for the many kinds of measures such as production method control, in identical structure steel construction piece Production and processing in, using value is very high.
Herein, each preferred version only emphasis describe different with other schemes, as long as each preferred version Do not conflict, can combination in any, the embodiment being formed after combination also within category disclosed in this specification it is contemplated that Text is succinct, is individually described with regard to no longer formed to combination embodiment herein.
The above is only specific embodiment of the present utility model, makes skilled artisans appreciate that or realizing this Utility model.Multiple modifications to these embodiments will be apparent to one skilled in the art, institute herein The General Principle of definition can be realized in the case of without departing from spirit or scope of the present utility model in other embodiments. Therefore, this utility model is not intended to be limited to the embodiments shown herein, and is to fit to former with disclosed herein Reason and the consistent scope the widest of features of novelty.

Claims (3)

1. the lower frame of withdrawal straightening machine is it is characterised in that including base plate (21) and standing upright on four pipes on described base plate (21) Body (22), four described bodys (22) are arranged in the corner of described base plate (21), the tube chamber two of four described bodys (22) Hold equal opening, the bottom port of described tube chamber is provided with plug (23) so that described tube chamber becomes blind hole;Positioned at described bottom Plate (21) is provided with bearing block (24) between two described bodys (22) of one end.
2. lower frame according to claim 1 is it is characterised in that described plug (23) is all fixed by way of welding In described bottom port.
3. withdrawal straightening machine is it is characterised in that include:
Lower frame as claimed in claim 1 or 2.
CN201620990466.5U 2016-08-30 2016-08-30 Draw machine of rectifying, draw strong quick -witted lower part frame Expired - Fee Related CN205949813U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620990466.5U CN205949813U (en) 2016-08-30 2016-08-30 Draw machine of rectifying, draw strong quick -witted lower part frame

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620990466.5U CN205949813U (en) 2016-08-30 2016-08-30 Draw machine of rectifying, draw strong quick -witted lower part frame

Publications (1)

Publication Number Publication Date
CN205949813U true CN205949813U (en) 2017-02-15

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ID=57979319

Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106180613A (en) * 2016-08-30 2016-12-07 山东钢铁股份有限公司 Withdrawal straightening machine, the lower frame of withdrawal straightening machine and production method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106180613A (en) * 2016-08-30 2016-12-07 山东钢铁股份有限公司 Withdrawal straightening machine, the lower frame of withdrawal straightening machine and production method thereof

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170215

Termination date: 20190830

CF01 Termination of patent right due to non-payment of annual fee