CN101628335B - Automatic spinning device of perforating bullet cumulative cover and forming method - Google Patents
Automatic spinning device of perforating bullet cumulative cover and forming method Download PDFInfo
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- CN101628335B CN101628335B CN2009103022035A CN200910302203A CN101628335B CN 101628335 B CN101628335 B CN 101628335B CN 2009103022035 A CN2009103022035 A CN 2009103022035A CN 200910302203 A CN200910302203 A CN 200910302203A CN 101628335 B CN101628335 B CN 101628335B
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Abstract
The invention relates to an automatic spinning device of a perforating bullet cumulative cover and a forming method, belonging to the production field of exploiting perforating bullets in an oil-gas field. The automatic spinning device comprises an upper die and a lower die which are mounted on a hydrostatic press, wherein the upper die comprises a punch bearing seat, a punch bearing end cover, a first deep groove ball bearing, a punch, a punch-connecting plate, an upper splint, a guide sleeve and screws; and the lower die comprises a die-opening air cylinder, a die-opening air cylinder seat, a hydraulic motor, a pinion, a lower splint, a main shaft bearing seat, a guide sleeve, a concave die, a main shaft, a main shaft bearing end cover, a die-opening spring, a die-opening rod, a second deep groove ball bearing, a sleeve, an angular contact bearing, a rack wheel, round nuts, a jacking long rod, a rotary joint, threads and screws. The cumulative cover is formed by rotatably pressing, keeping pressure and returning to restore so as to finish the rotatable pressing of the next cumulative cover. The invention improves a two-step pressing technology of the cumulative cover and has the advantages of high quality, simplified technology, high efficiency, high reliability, greatly improved automated safe production, and the like.
Description
Technical field
A kind of automatic spinning device of perforating bullet cumulative cover of the present invention and forming method belong to the production field of oil gas field with the perforating bullet exploitation, particularly perforating bullet cumulative cover automatic weighting of metal powder, automatic spinning equipment and wall thickness automatic measurement technology.
Background technology
Known energy gathering cap pressing process is divided into, and early stage energy gathering cap is that sheet material punching out or roll forms, and because of its quality can't satisfy the exploitation of oil-gas field requirement, is replaced by new technology gradually.After recent metal dust energy gathering cap occurs, the perforation performance of lined-cavity charge improves greatly, advanced country and China all adopt this energy gathering cap at present, producing mainly is to adopt drawing method without spin, its pressing process is divided into two processes: the first step, the workman pours the metal dust of certain mass in the mould into, the mould that metal dust will be housed then is placed on the turntable, patrix is inserted in the counterdie, the workman lives in mould with hand, rely on the centrifugal force of counterdie rotation, metal dust being evenly distributed in the formed space of upper and lower mould gradually; In second step, the workman takes it on hydraulic press and suppresses, and opens the energy gathering cap that mould obtains moulding at last.Adopt this traditional drawing method, working strength of workers is big, through the crystalline phase analysis of energy gathering cap, and the usually implicit tissue defects of interior tissue.The drawing method of energy gathering cap and device have a significant impact the product quality and the manufacturing cost of energy gathering cap.The present invention is when axially suppressing, and with circumferential rotation, it is a procedure that original two procedures is concentrated, with high accuracy, high efficiency, safety and the unmanned automated manufacturing requirement of satisfying perforating bullet cumulative cover, the spinning quality obviously improves, the energy gathering cap perforating bullet perforating depth of this tissue has improved 20%, and compacting efficient improves 3 times, have energy gathering cap compacting precision height, quality is good, efficient is high and advantage such as handling safety.
Summary of the invention
The technical barrier that the present invention will solve is to solve oil, a processing and a forming technique difficult problem in manufacturing of perforating bullet such as chemical industry and national defence and the equipment, and provide a kind of efficient, reliably, high-quality perforating bullet cumulative cover automatic spinning forming method and device, at perforating bullet cumulative cover automatic spinning method, mould and device, it is a procedure that original two procedures is concentrated, when axially suppressing, and with circumferential rotation, satisfy the high accuracy that energy gathering cap is made, high-quality, high efficiency and security production requirement, the energy gathering cap perforating bullet perforating depth of this tissue obviously improves, and compacting efficient obviously improves.
The technical solution used in the present invention is as follows:
This perforating bullet cumulative cover automatic spinning shaped device is made up of the upper die and lower die two parts that are installed on the hydraulic press; The part of the upper die is made up of punch bearing block 9, punch bearing (ball) cover 7, first deep groove ball bearing 8, punch 10, punch connecting plate 11, mounting plate 12, guide pin bushing 13 and some screws 26; First deep groove ball bearing 8 is housed, pack into the inner ring of first deep groove ball bearing 8 of guide pin bushing 13 in the punch bearing block 9; With screw 26 punch bearing (ball) cover 7 and punch bearing block 9 are linked together; Punch 10 is packed into from the upper end of punch bearing block 9 in the punch bearing block 9, and punch connecting plate 11 is pressed in the upper end of punch 10, with screw 26 punch connecting plate 11, punch 10 and punch bearing block 9 is linked together; Punch connecting plate 11 usefulness screws 26 are linked on the mounting plate 12; The part of the lower die is by opening mould cylinder 1, open mould cylinder block 2, hydraulic motor 3, pinion 4, bottom plate 5, spindle bearing holder 6, guide pin bushing 13, die 14, main shaft 15, main shaft bearing end cap 16, opening mould spring 17, open tringle 18, second deep groove ball bearing 19, sleeve 20, angular contact bearing 21, gear wheel 22, round nut 23, jack-up stock 24, swivel joint 25, screw thread 27 and some screws 26 and form; Spindle bearing holder 6 is housed in the bottom plate 5, spindle bearing holder 6 and bottom plate 5 is linked together with screw 26; Angular contact bearing 21 is housed in the spindle bearing holder 6, the sleeve 20 and second deep groove ball bearing 19 are housed simultaneously; Pack into the inner ring of second deep groove ball bearing 19 and angular contact bearing 21 of main shaft 15, the shaft shoulder of main shaft 15 is pressed in the inner ring upper surface of second deep groove ball bearing 19; Main shaft bearing end cap 16 usefulness screws 26 are linked on the spindle bearing holder 6, and compress the cycle surface of second deep groove ball bearing 19; Be equipped with in the guide pin bushing 13 of main shaft 15 upper ends and open tringle 17, die 14 links together by screw 26 with main shaft 15; The upper end gear wheel 22 of main shaft 15 is contained on the main shaft 15, and compresses gear wheel 22 with round nut 23; Pinion 4 is installed, with gear wheel 22 engagements on the output shaft of hydraulic motor 3; Open mould cylinder 1 and open mould cylinder block 2 usefulness screws 26 and link together, jack-up stock 24 and opening between the mould cylinder 1 links together with screw thread 27, in jack-up stock 24 pack into main shaft 15 from the lower end of main shaft 15, and link together with screw thread 27 opening between mould cylinder block 2 and the main shaft 15; Swivel joint 25 and the air inlet pipe that opens mould cylinder 1 are to being connected.
The automatic spinning forming method corresponding with automatic spinning device is as follows:
Start spinning machine, the outside manipulator of device begins to go up metal powder, then, mounting plate 12 drives punch 10 downward skies and advances, when punch guide pin bushing 13 partly with after die 14 contacts, hydraulic motor 3 is started working, by the transmission of pinion 4 with gear wheel 22, moment passes to rotary main shaft 15, and main shaft 15 drives die 14 fast rotational, guide pin bushing 13 contacts with the outer wall of die 14, and first deep groove ball bearing 8 begins rotation simultaneously.This moment, mounting plate 12 drive punch 10 slowly advanced.The die 14 that is in certain rotation speed makes metal dust produce centrifugal force, along with advancing downwards of punch 10, in the metal dust die cavity that is evenly distributed on upper and lower mould gradually.After being evenly distributed, punch 10 beginning compacting slowly, hydraulic motor 3 can be under the situation that pressure constantly increases gradually reduction rotating speed until stopping.After compacting finished, mounting plate 12 beginning carriage returns resetted behind the pressurize 5-20s.At this moment open 1 action of mould cylinder, the jack-up stock 24 that makes progress, jack-up stock 24 withstands the lower end of opening tringle 17, open tringle 17 and upwards eject energy gathering cap, the outside manipulator of device is taken energy gathering cap away with it then, then carries out going up metal powder again, finishes the spinning circulation of next energy gathering cap next time.
Effect of the present invention and benefit are to improve the two-step method pressing process of energy gathering cap, change the technology of the pure compression moulding energy gathering cap in past into present limit rotation, the moulding process of limit compacting; The energy gathering cap that utilizes this process to obtain is organized in the form of sheets, the energy gathering cap quality height of this tissue, and perforating depth improves 20%.
Simplify the energy gathering cap pressing process.After adopting this equipment, with the homogenization process and the suppression process of original metal dust, focusing on present limit rotation, limit compression moulding is a procedure, has simplified production technology, and reliability height and automated safe production etc. improve greatly.
Improve compacting production efficiency.After loaded down with trivial details twice work simplification become one technology, improved production efficiency greatly, compacting production efficiency improves 3 times.
Description of drawings
Fig. 1 is the automatic spinning device of perforating bullet cumulative cover front view.
Fig. 2 is the automatic spinning device of perforating bullet cumulative cover vertical view.
Among the figure: 1 opens the mould cylinder; 2 open the mould cylinder block; 3 hydraulic motors; 4 pinions; 5 bottom plates; 6 spindle bearing holders; 7 punch bearing (ball) covers; 8 first deep groove ball bearings; 9 punch bearing blocks;
10 punch; 11 punch connecting plates; 12 mounting plates; 13 guide pin bushings; 14 dies; 15 main shafts;
16 main shaft bearing end caps; 17 open the mould spring; 18 open tringle; 19 second deep groove ball bearings; 20 sleeves; 21 angular contact bearings; 22 gear wheels; 23 round nuts; 24 jack-up stocks; 25 swivel joints;
26 screws; 27 screw threads.
The specific embodiment
Below in conjunction with technical scheme and the detailed embodiments of the invention of accompanying drawing.
After the starting device; Metal powder on the feeding manipulator at first; Mounting plate 12 drives punch 10 and advances with the downward sky of 30-60mm/min speed; When the guide pin bushing 13 of punch part with after die 14 contacts; Hydraulic motor 3 is started working; By the transmission of pinion 4 with gear wheel 22; Moment passes to rotary main shaft 15; Main shaft 15 just drives die 14 and rotates with 500-600rpm speed; Guide pin bushing 13 contacts with the outer wall of die 14; Deep groove ball bearing 8 begins rotation simultaneously; This moment, mounting plate 12 drive punch 10 advanced with 10-30mm/min speed.The die 14 that is in the 500-600rpm rotary speed makes metal dust produce centrifugal force; Along with advancing downwards of punch 10; In the metal dust die cavity that is evenly distributed on two moulds gradually.After being evenly distributed; Punch 10 beginnings are suppressed with 10-20mm/min speed; Hydraulic motor 3 can be under the situation that pressure constantly increases gradually reduction rotating speed until stopping.After compacting finishes; Pressurize 5-20 is after second; Mounting plate 12 beginning carriage returns reset.At this moment open 1 action of mould cylinder; Jack-up jack-up stock 24 makes progress; Jack-up stock 24 withstands the lower end of opening tringle 17; Open tringle 17 and upwards eject energy gathering cap; Unloading the cover manipulator then takes energy gathering cap away with it; Then go up metal charge again and finish next compacting circulation.
For guaranteeing the accurate centering of upper and lower mould; Error is less than 0.005mm; Regulate the position of concavo-convex mould on the one hand; Guide pin bushing 13 has also played the centering effect of upper and lower mould on the other hand.
The effect of opening tringle 17 is that the convenient later mould that opens that finishes of suppressing moves; Jack-up stock 24 and open certain distance is arranged between the tringle 17; This is to play positioning action for the shaft shoulder that guarantees to open tringle 17 tops can contact with main shaft 15.Fill in the hole that opens between tringle 17 and the main shaft 15 in order to prevent metal dust; Causing opening tringle can't reset; Provide certain power with opening the mould spring; Assurance is opened tringle and is resetted smoothly.The cylinder tracheae twines when preventing main shaft 15 rotation; Select swivel joint 25.
When axially suppressing; And with the control method of circumferential rotation; The hydraulic system of spinning apparatus adopts the PQ valve to coordinate control; The speed that presses down of punch 10 and the rotary speed of die 14 are coordinated control; Punch presses down velocity interval at 10-60mm/min; The scope of corresponding die rotary speed value is 0-600rpm; Guarantee that metal dust can be full of the die cavity between punch 10 and the die 14 before being under pressure; And guarantee in the process of compression moulding; Rotational shear power that metal dust is subjected to and the cooperation between the press power; To obtain the perforating bullet cumulative cover of best tissue.
Claims (2)
1. an automatic spinning device of perforating bullet cumulative cover is made up of the upper die and lower die two parts that are installed on the hydraulic press; It is characterized in that the part of the upper die is made up of punch bearing block [9], punch bearing (ball) cover [7], first deep groove ball bearing [8], punch [10], punch connecting plate [11], mounting plate [12], guide pin bushing [13] and screw [26]; First deep groove ball bearing [8] is housed, pack into the inner ring of first deep groove ball bearing [8] of guide pin bushing [13] in the punch bearing block [9]; With screw [26] punch bearing (ball) cover [7] and punch bearing block [9] are linked together; Punch [10] is packed into from the upper end of punch bearing block [9] in the punch bearing block [9], and punch connecting plate [11] is pressed in the upper end of punch [10], with screw [26] punch connecting plate [11], punch [10] and punch bearing block [9] is linked together; Punch connecting plate [11] is linked on the mounting plate [12] with screw [26]; The part of the lower die by open mould cylinder [1], open mould cylinder block [2], hydraulic motor [3], pinion [4], bottom plate [5], spindle bearing holder [6], guide pin bushing [13], die [14], main shaft [15], main shaft bearing end cap [16], open mould spring [17], open tringle [18], second deep groove ball bearing [19], sleeve [20], angular contact bearing [21], gear wheel [22], round nut [23], jack-up stock [24], swivel joint [25], screw thread [27] and screw [26] form; Spindle bearing holder [6] is housed in the bottom plate [5], spindle bearing holder [6] and bottom plate [5] is linked together with screw [26]; Angular contact bearing [21] is housed in the spindle bearing holder [6], sleeve [20] and second deep groove ball bearing [19] are housed simultaneously; Pack into the inner ring of second deep groove ball bearing [19] and angular contact bearing [21] of main shaft [15], the shaft shoulder of main shaft [15] is pressed in the inner ring upper surface of second deep groove ball bearing [19]; Main shaft bearing end cap [16] is linked on the spindle bearing holder [6] with screw [26], and compresses the cycle surface of second deep groove ball bearing [19]; Be equipped with in the guide pin bushing [13] of main shaft [15] upper end and open tringle [18], die [14] links together by screw [26] with main shaft [15]; The upper end gear wheel [22] of main shaft [15] is contained on the main shaft [15], and compresses gear wheel [22] with round nut [23]; Pinion [4] is installed on the output shaft of hydraulic motor [3], meshes with gear wheel [22]; Open mould cylinder [1] and open mould cylinder block [2] and link together with screw [26], jack-up stock [24] and opening between the mould cylinder [1] links together with screw thread [27], in jack-up stock [24] pack into main shaft [15] from the lower end of main shaft [15], and link together with screw thread [27] opening between mould cylinder block [2] and the main shaft [15]; Swivel joint [25] and the air inlet pipe that opens mould cylinder [1] are to being connected.
2. automatic spinning forming method that uses the described automatic spinning device of perforating bullet cumulative cover of claim 1, it is characterized in that, start spinning machine, the outside manipulator of device begins to go up metal powder, then, mounting plate [12] drives the downward sky of punch [10] and advances, when the guide pin bushing [13] of punch part with after die [14] contacts, hydraulic motor [3] is started working, by the transmission of pinion [4] with gear wheel [22], moment passes to rotary main shaft [15], and main shaft [15] drives die [14] fast rotational, guide pin bushing [13] contacts with the outer wall of die [14], and first deep groove ball bearing [8] begins rotation simultaneously; Mounting plate this moment [12] drives punch [10] and slowly advances; The die [14] that is in certain rotation speed makes metal dust produce centrifugal force, along with advancing downwards of punch [10], in the metal dust die cavity that is evenly distributed on upper and lower mould gradually; After being evenly distributed, punch [10] beginning is compacting slowly, hydraulic motor [3] can be under the situation that pressure constantly increases gradually reduction rotating speed until stopping; After compacting finished, mounting plate behind the pressurize 5-20s [12] beginning carriage return resetted; At this moment open mould cylinder [1] action, jack-up stock [24] makes progress, jack-up stock [24] withstands the lower end of opening tringle [18], open tringle [18] and upwards eject energy gathering cap, the outside manipulator of device is taken energy gathering cap away with it then, then carry out going up metal powder again, finish the spinning circulation of next energy gathering cap next time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009103022035A CN101628335B (en) | 2009-05-11 | 2009-05-11 | Automatic spinning device of perforating bullet cumulative cover and forming method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009103022035A CN101628335B (en) | 2009-05-11 | 2009-05-11 | Automatic spinning device of perforating bullet cumulative cover and forming method |
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| Publication Number | Publication Date |
|---|---|
| CN101628335A CN101628335A (en) | 2010-01-20 |
| CN101628335B true CN101628335B (en) | 2011-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009103022035A Expired - Fee Related CN101628335B (en) | 2009-05-11 | 2009-05-11 | Automatic spinning device of perforating bullet cumulative cover and forming method |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102091780B (en) * | 2011-01-19 | 2012-12-05 | 大庆石油管理局 | Composition of powder metallurgical perforating charge shell material, professional die and manufacturing method of the powder metallurgical perforating charge shell material |
| CN103691944B (en) * | 2013-12-02 | 2016-06-15 | 北方斯伦贝谢油田技术（西安）有限公司 | A kind of Powder Liner spinforming apparatus |
| CN105234673B (en) * | 2015-10-30 | 2017-05-31 | 四川石油射孔器材有限责任公司 | It is a kind of to realize the method that perforating bullet automatically press-fits |
| CN114131024B (en) * | 2021-11-12 | 2024-01-30 | 李志强 | Method and device for preparing small spiral bevel gear by double-pressing powder metallurgy method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1150922A (en) * | 1995-11-16 | 1997-06-04 | 本田技研工业株式会社 | Method of and apparatus for manufacturing pressed powder body |
| CN1214284A (en) * | 1997-08-27 | 1999-04-21 | 本田技研工业株式会社 | Powder compacting apparatus |
| CN1711165A (en) * | 2002-11-21 | 2005-12-21 | 三菱麻铁里亚尔株式会社 | Method for forming compact from powder and metal mold apparatus for powder forming |
-
2009
- 2009-05-11 CN CN2009103022035A patent/CN101628335B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1150922A (en) * | 1995-11-16 | 1997-06-04 | 本田技研工业株式会社 | Method of and apparatus for manufacturing pressed powder body |
| CN1214284A (en) * | 1997-08-27 | 1999-04-21 | 本田技研工业株式会社 | Powder compacting apparatus |
| CN1711165A (en) * | 2002-11-21 | 2005-12-21 | 三菱麻铁里亚尔株式会社 | Method for forming compact from powder and metal mold apparatus for powder forming |
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| CN101628335A (en) | 2010-01-20 |
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Granted publication date: 20110202 Termination date: 20140511 |