CN206065501U - For the processing unit (plant) of the tube sheet and deflection plate of different chamfer dimesions - Google Patents

For the processing unit (plant) of the tube sheet and deflection plate of different chamfer dimesions Download PDF

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Publication number
CN206065501U
CN206065501U CN201621057773.4U CN201621057773U CN206065501U CN 206065501 U CN206065501 U CN 206065501U CN 201621057773 U CN201621057773 U CN 201621057773U CN 206065501 U CN206065501 U CN 206065501U
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CN
China
Prior art keywords
knife bar
plant
processing unit
tube sheet
deflection plate
Prior art date
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Active
Application number
CN201621057773.4U
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Chinese (zh)
Inventor
卫晓晨
韩永强
刘斌
侯晓峰
邢芳
张勇
王春艳
吴秀峰
金海嵘
郭颢
冀春雨
赵玉明
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.)
Daqing Petrochemical Machinery Factory Co ltd
Petrochina Co Ltd
Original Assignee
China Petroleum and Natural Gas Co Ltd
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Publication date
Application filed by China Petroleum and Natural Gas Co Ltd filed Critical China Petroleum and Natural Gas Co Ltd
Priority to CN201621057773.4U priority Critical patent/CN206065501U/en
Application granted granted Critical
Publication of CN206065501U publication Critical patent/CN206065501U/en
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Anticipated expiration legal-status Critical

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Abstract

This utility model provides a kind of processing unit (plant) of the tube sheet and deflection plate for different chamfer dimesions, it is characterised in that include:One chamfering tool, including a drill bit and the drilling rod being connected with the drill bit;One knife bar, is inside provided with an accommodation space inserted for the drilling rod, and the knife bar is identical with the chamfering tool axis;One bearing portion, is a set of tubular construction, is socketed on the junction of the chamfering tool and the knife bar, is additionally provided with an annular groove, is provided with elastomer in the annular groove on the inside of the bearing portion;One limiting section, it is sheathed on the drills outer circumference face and extends in the bearing portion, the limiting section is fixed by the elastic force of the generation of the elastomer in the annular groove with the bearing portion, and the bearing portion coordinates the relative motion to limit knife bar and the limiting section with the limiting section.

Description

For the processing unit (plant) of the tube sheet and deflection plate of different chamfer dimesions
Technical field
This utility model is related to the processing unit (plant) of tube sheet and deflection plate for different chamfer dimesions.
Background technology
Heat exchanger is one of conventional cold exchange device of oil refining and chemical plant installations, and its workmanship is by manufacture short, machine long in time limit Tool machining accuracy, tube bank assembly precision, exchanger tubes and tubesheets welding quality etc. are many-sided to be affected.Wherein, tube sheet and deflection plate fall Angle square cun is that, according to the calculated acquisition of different operating operating mode, the dimensional accuracy and working (machining) efficiency of its processing are to affect heat exchanger The subject matter of quality.
The Normal practice of tube sheet Hole chamfering is carried out using drill bit or molding cutter, due to unlimited bit function, can only be by behaviour Authors experience is controlled, and causes bevel angle not of uniform size;Baffle hole Double-side rounding equally adopts machining process, but difficulty Bigger, reason is that its sheet metal thickness is relatively thin and there is problem on deformation after processing and be installed difficulty, carries out chamfer machining using lathe, only Can subregion carry out, lathe resource is not only taken during such deflection plate chamfering, more importantly process-cycle length and process after chi Very little deviation is big, it is impossible to meet manufacture needs.In sum, conventional chamfering method is obtained chamfer dimesion and working (machining) efficiency are not Actual production requirement can be met.
In the urgent need to a kind of tube sheet and deflection plate processing unit (plant) for different chamfer dimesions of utility model, the reality of the device With new and application, efficiently solving affects the key issue such as low impact of tube sheet chamfer dimesion precision of heat exchanger quality Weld strength and welding quality, deflection plate Double-side rounding efficiency it is low cause process-cycle length, baffle hole chamfering precision low strap come The problems such as tube bank assembling difficulty is big.
Utility model content
The purpose of this utility model is to propose a kind of adjustable processing dimension, the convenience that is installed, simple structure, practical use In the processing unit (plant) of the tube sheet and deflection plate of different chamfer dimesions.
The processing unit (plant) of tube sheet and deflection plate for different chamfer dimesions that this utility model is provided includes:
One chamfering tool, including a drill bit and the drilling rod being connected with the drill bit;
One knife bar, is inside provided with an accommodation space inserted for the drilling rod, the knife bar and the chamfering tool axis Line is identical;
One bearing portion, is a set of tubular construction, is socketed on the junction of the chamfering tool and the knife bar, the bearing An annular groove is additionally provided with the inside of portion, in the annular groove, elastomer is provided with;
One limiting section, is sheathed on the drills outer circumference face and extends in the bearing portion, in the annular groove The limiting section is fixed by the elastic force of elastomer with the bearing portion, and the bearing portion is coordinated to limit with the limiting section The relative motion of knife bar processed and the limiting section.
The processing unit (plant) of described tube sheet and deflection plate for different chamfer dimesions, the bearing portion further include one Bearing and a bearing holder (housing, cover), the bearing is arranged in the bearing holder (housing, cover) and the limiting section is close to, and the bearing holder (housing, cover) is sheathed on institute State on knife bar outer peripheral face.
The processing unit (plant) of described tube sheet and deflection plate for different chamfer dimesions, is provided with female thread in the bearing holder (housing, cover) Portion, is provided with the external thread part being mutually spirally connected with the internal thread part on the outside of the knife bar.
The processing unit (plant) of described tube sheet and deflection plate for different chamfer dimesions, be spirally connected on the external thread part spiral shell Mother, the external thread part coordinate the nut that the bearing holder (housing, cover) is lock onto on the knife bar, and the nut is near the bearing The end of set is arranged.
The processing unit (plant) of described tube sheet and deflection plate for different chamfer dimesions, the afterbody of the knife bar are cut for taper Face, the taper bevel are connected with machine tool chief axis dop.
The processing unit (plant) of described tube sheet and deflection plate for different chamfer dimesions, the size of the taper bevel and institute State machine tool chief axis dop equivalently-sized.
The processing unit (plant) of described tube sheet and deflection plate for different chamfer dimesions, the elastomer are one with rigidity Jump ring.
The utility model has the advantage of:When needing to use, by tool dimension is adjusted after above-mentioned requirements assembling, operate Simply.Drive by machine power or separate electrical motor during operation and be capable of achieving chamfering work, processing dimension is controllable, convenient and swift, Effectively solving has rolled over that accurate to dimension is low, the practical problem of process-cycle length, using this processing unit (plant) processing tubesheet holes and Baffle hole size uniform, meets drawing requirement.
Description of the drawings
Fig. 1 is the processing unit (plant) structural representation of the tube sheet and deflection plate for different chamfer dimesions.
Wherein reference is:
Chamfering tool 1
Drill bit 11
Drilling rod 12
Knife bar 2
Bearing portion 3
Bearing 31
Bearing holder (housing, cover) 32
Annular groove 33
Elastomer 34
Nut 35
Limiting section 4
Specific embodiment
Below in conjunction with the accompanying drawings operation principle of the present utility model and operation sequence are described in detail:
A kind of processing unit (plant) of tube sheet and deflection plate for different chamfer dimesions that this utility model is provided, including:
One chamfering tool 1, the drilling rod 12 being connected including a drill bit 11 and with drill bit 11, drill bit 11 can be a counterbit, its Angle can be customized or reconditioning according to user or drawing requirement;
One knife bar 2, is inside provided with an accommodation space inserted for drilling rod 12, and knife bar 2 is identical with 1 axis of chamfering tool; An external thread part is additionally provided with 2 outer peripheral face of knife bar, the terminal tail of knife bar 2 is taper bevel, taper bevel and machine tool chief axis Dop connects, and is fixed in machine tool chief axis dop or drive motor means, size and the machine tool chief axis of the taper bevel Dop is equivalently-sized.
One bearing portion 3, is a set of tubular construction, is socketed on the junction of chamfering tool 1 and knife bar 2, on the inside of bearing portion 3 also An annular groove 33 is provided with, in annular groove 33, elastomer 34 is provided with;The bearing portion 3 further includes a bearing 31 and a bearing holder (housing, cover) 32, axle Hold 31 to be arranged in bearing holder (housing, cover) 32 and be close to limiting section 4, bearing holder (housing, cover) 32 is sheathed on 2 outer peripheral face of knife bar.The bearing holder (housing, cover) 32 Inside be provided with internal thread part, on the outside of the knife bar 2, be provided with the external thread part being mutually spirally connected with the internal thread part, knife bar 2 by it is interior, Being spirally connected for external thread part, bearing holder (housing, cover) 32 is fixed with knife bar 2.Be spirally connected on external thread part a nut 35, and nut 35 is near bearing holder (housing, cover) 32 end is arranged, and external thread part attaching nut 35 lock onto bearing holder (housing, cover) 32 on knife bar 2.
One limiting section 4, can be a stop collar, and the stop collar is sheathed on 11 outer peripheral face of drill bit and extends in bearing portion 3, Stop collar is fixed by the elastic force of the elastomer 34 in annular groove 33 with bearing portion 3, and bearing portion 3 and limiting section 4 are with sharing To limit the relative motion of knife bar 2 and limiting section 4, the elastomer 34 can be a jump ring, and the jump ring has rigid.
During normal use, first will be counterbit integrally mounted with knife bar 2, and by external thread part and 32 inside and outside spiral shell of bearing holder (housing, cover) Stricture of vagina portion is spirally connected installation, installs bearing 31, stop collar and jump ring successively.Then the knife according to drawing requirement chamfering tool 1 Tool exposes stop collar size to meet processing dimension requirement.The device is connected when processing by tube sheet with machine tool chief axis dop; The device is connected when processing by deflection plate with motor driver, is not required to take lathe resource.

Claims (7)

1. a kind of processing unit (plant) of the tube sheet and deflection plate for different chamfer dimesions, it is characterised in that include:
One chamfering tool, including a drill bit and the drilling rod being connected with the drill bit;
One knife bar, is inside provided with an accommodation space inserted for the drilling rod, the knife bar and chamfering tool axis phase Together;
One bearing portion, is a set of tubular construction, is socketed on the junction of the chamfering tool and the knife bar, in the bearing portion Side is additionally provided with an annular groove, is provided with elastomer in the annular groove;
One limiting section, is sheathed on the drills outer circumference face and extends in the bearing portion, and the elastomer in the annular groove is produced The limiting section is fixed by raw elastic force with the bearing portion, and the bearing portion is coordinated to limit knife with the limiting section The relative motion of bar and the limiting section.
2. the tube sheet and the processing unit (plant) of deflection plate of different chamfer dimesions are used for as claimed in claim 1, it is characterised in that institute State bearing portion and further include a bearing and a bearing holder (housing, cover), the bearing is arranged in the bearing holder (housing, cover) and tight with the limiting section Patch, the bearing holder (housing, cover) are sheathed on the knife bar outer peripheral face.
3. the tube sheet and the processing unit (plant) of deflection plate of different chamfer dimesions are used for as claimed in claim 2, it is characterised in that institute State, on the outside of the knife bar, be provided with the external thread part being mutually spirally connected with the internal thread part.
4. the tube sheet and the processing unit (plant) of deflection plate of different chamfer dimesions are used for as claimed in claim 3, it is characterised in that institute State, the external thread part coordinates the nut that the bearing holder (housing, cover) is lock onto on the knife bar, The nut is arranged near the end of the bearing holder (housing, cover).
5. the tube sheet and the processing unit (plant) of deflection plate of different chamfer dimesions are used for as claimed in claim 1, it is characterised in that institute The afterbody for stating knife bar is taper bevel, and the taper bevel is connected with machine tool chief axis dop.
6. the tube sheet and the processing unit (plant) of deflection plate of different chamfer dimesions are used for as claimed in claim 5, it is characterised in that institute The size for stating taper bevel is equivalently-sized with the machine tool chief axis dop.
7. the tube sheet and the processing unit (plant) of deflection plate of different chamfer dimesions are used for as claimed in claim 1, it is characterised in that institute State elastomer and there is rigid jump ring for one.
CN201621057773.4U 2016-09-14 2016-09-14 For the processing unit (plant) of the tube sheet and deflection plate of different chamfer dimesions Active CN206065501U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621057773.4U CN206065501U (en) 2016-09-14 2016-09-14 For the processing unit (plant) of the tube sheet and deflection plate of different chamfer dimesions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621057773.4U CN206065501U (en) 2016-09-14 2016-09-14 For the processing unit (plant) of the tube sheet and deflection plate of different chamfer dimesions

Publications (1)

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CN206065501U true CN206065501U (en) 2017-04-05

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106903353A (en) * 2017-03-20 2017-06-30 福建佶龙机械科技股份有限公司 One kind opens shelves groove inner side aperture chamfer tool
CN107812987A (en) * 2016-09-14 2018-03-20 中国石油天然气股份有限公司 For the tube sheet of different chamfer dimesions and the processing unit (plant) of deflection plate

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107812987A (en) * 2016-09-14 2018-03-20 中国石油天然气股份有限公司 For the tube sheet of different chamfer dimesions and the processing unit (plant) of deflection plate
CN106903353A (en) * 2017-03-20 2017-06-30 福建佶龙机械科技股份有限公司 One kind opens shelves groove inner side aperture chamfer tool

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GR01 Patent grant
GR01 Patent grant
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TR01 Transfer of patent right

Effective date of registration: 20230523

Address after: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen

Patentee after: PetroChina Company Limited

Patentee after: Daqing Petrochemical Machinery Factory Co.,Ltd.

Address before: 100007 Oil Mansion, 9 North Avenue, Dongcheng District, Beijing, Dongzhimen

Patentee before: PetroChina Company Limited