CN100360258C - Apparatus of feeding subblank special for cold-forging forming machine of screw - Google Patents
Apparatus of feeding subblank special for cold-forging forming machine of screw Download PDFInfo
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- CN100360258C CN100360258C CNB2005100353733A CN200510035373A CN100360258C CN 100360258 C CN100360258 C CN 100360258C CN B2005100353733 A CNB2005100353733 A CN B2005100353733A CN 200510035373 A CN200510035373 A CN 200510035373A CN 100360258 C CN100360258 C CN 100360258C
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- feeding
- push rod
- valve seat
- passage
- blank
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K27/00—Handling devices, e.g. for feeding, aligning, discharging, Cutting-off means; Arrangement thereof
- B21K27/02—Feeding devices for rods, wire, or strips
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Abstract
The present invention provides a subblank piece feeding apparatus used for special screw cold-forging forming machines, which comprises a valve seat (2) provided with a feeding passage, and the inlet (21) of the feeding passage is positioned on the upper surface of the valve seat, and the outlet (22) is positioned on the lower end of the valve seat. The present invention is characterized in that the outlet (22) of the feeding passage is positioned on the side face of the valve seat (2); the point of the rear side wall of the valve seat, which is opposite to the outlet (22), is provided with a through hole (23), and a push rod (6) is arranged in the through hole (23); a stop rod (5) linked with the push rod (6) is arranged outside the outlet (22) of the feeding passage. Because feeding devices are simplified, the complete machine (special screw cold-forging forming machine) is easy to process, to manufacture, and to assemble, and the working stroke of positioning subblank pieces in clamping mechanisms is simplified simultaneously. The subblank pieces can be directly pushed in the clamping mechanisms from material storage grooves, the consistency of the whole working process is enhanced, and thereby, the productivity of the complete machine is enhanced.
Description
Technical field
The invention belongs to the Cold Forging equipment technical field, particularly a kind of inferior blank feed arrangement that is used for full dog point socket set cold-forge forming machine.
Background technology
Screw commonly used is made of screw rod and the end face with groove, but in some occasions, as in computer desk, top class in a kindergarten's table or other sectional furnitures, the increasing jockey that comprises that certain special-purpose connecting screw, eccentric disc, plastic cement nut etc. are formed that uses, the purpose of dismantling to reach freely, firmly making up.Special-purpose connecting screw wherein generally is made up of end face, neck, screwed bar portion three parts, and integral body is dumbbell shaped, and the end face at two ends, bar portion diameter are relatively large, and the intermediate neck diameter is less relatively.Also the car rod member of making screw thread is not called the semi-finished product screw rod.In the technology of existing processing semi-finished product screw rod, there are several modes more commonly used.A kind of cutting way is to process the end face groove at thicker cylinder blank spare head earlier, and by cutting, car goes out thinner neck then.This processing mode is time-consuming, take material, and production capacity is lower, adds to produce a large amount of metal fillings man-hour, and waste is serious, and contaminated environment.Also having a kind of mode is the cold forging mode, concrete steps are: intercept one section cylinder blank spare earlier, the one end is processed, make the different inferior blank of two ends diameter, then the clamping of this time blank is located, go out end face in its smaller diameter end with dashing material mechanism (screw head formation mould), go out the end face groove again, promptly can be made into the semi-finished product screw rod.Because this mode belongs to Cold Forging, there is not the generation of old metal bits, saved raw material, also reduced environmental pollution; Simultaneously, can use the building-block machine automated job, finish punching out rapidly, improve the production capacity of semi-finished product screw rods inferior blank end face,
In above-mentioned Cold Forging process, the charging of inferior blank is an important operation, charging mainly is meant goes into a clamping device with inferior blank from stock chest, wait for and dash of the punching out of material mechanism smaller diameter end, inferior blank go into a clamping device fast whether, directly influence the size of semi-finished product screw rod production capacity.
The inventor once invented a kind of Cold Forging machinery, comprised above-mentioned technical characterictic, can finish the charging of time blank rapidly, and the punching out of end face has reached the purpose of rapid automatized production.Feed arrangement in this Cold Forging machinery has been applied for national patent, and number of patent application is 200,410,050,963 9, and stock chest wherein just adopts oblique feeding-passage form, and clamping device adopts the die holder form of being made by two modules.But, in above-mentioned Cold Forging machinery, inferior blank is gone into the feed process of a clamping device from stock chest, need the several parts teamworks in the feeding mechanism to realize, and its controlling organization more complicated, make that the overall structure operation is complicated, be difficult to running time further be shortened, restricted the further raising of its production capacity.
Summary of the invention
The objective of the invention is at above-mentioned the deficiencies in the prior art, provide a kind of simple in structure, and can improve the inferior blank feed arrangement that is used for full dog point socket set cold-forge forming machine of complete machine production capacity.
For achieving the above object, the invention provides a kind of inferior blank feed arrangement that is used for full dog point socket set cold-forge forming machine, comprise the valve seat of offering feeding-passage, the inlet of feeding-passage is positioned at above the valve seat, outlet is positioned at the valve seat low side, and wherein, described feeding-passage outlet is positioned at described valve seat side; The valve seat rear wall, with described outlet opposite position offer through hole, be installed on push rod in the through hole; In the described feeding-passage outlet outside, be installed on a pin that links with described push rod.
Wherein, the axial line of described push rod overlaps with the axial line of described feeding-passage outlet.
Wherein, when described pin projected forwardly to vertex position, its anterior axes extending line with push rod intersected.
Wherein, the proximity distance between the outer surface of described pin front portion and time blank clamping device outer surface is 0～3 millimeter.
Wherein, mandril linked, pin are moved reciprocatingly by transmission mechanism control mutually, when described push rod protracts, contract behind the described pin; When contracting behind the described push rod, described pin protracts.
Wherein, be installed on automatic transmission time blank and go into a stock chest device above the feeding-passage inlet, this device comprises main shaft, is contained in unidirectional drive, drop center wheel, directional wheel and storage bin hopper on the main shaft; Described time the blank storage bin hopper is surrounded by four wallboards in front, rear, left and right; Described main shaft is bearing on the storage bin hopper and arranged on left and right sides wallboard by bearing; Described drop center wheel and directional wheel are fixed on the main shaft section of storage bin hopper inside side by side; Described unidirectional drive is packed on the main shaft in the storage bin hopper outside; Groove on the described drop center wheel is along evenly distributing on every side; The external diameter of described directional wheel is greater than drop center wheel bottom land diameter of a circle and less than diameter of a circle in the groove race; Have time blank outlet on the base plate that described storage bin hopper wallboard lower end connects firmly; Described outlet has the arc surface that the inlet periphery with feeding-passage adapts; The starting point of described squab panel arc surface is located at position between each 22.5 degree of vertical center line front and back, drop center wheel top.
Wherein, the groove shapes on the described drop center wheel forming by the circular arc line of bottom and both sides with the tangent straightway of circular arc line.
Wherein, described unidirectional drive adopts the flywheel that has one-way clutch; Groove number on the described drop center wheel equates with the chain number of teeth of flywheel.
Wherein, the feeding-passage exit is added with one section annular guide pipe with the push rod coaxial inner conductor.
The beneficial effect of the inferior blank feed arrangement in the full dog point socket set cold-forge forming machine of the present invention is:
1. simple in structure, owing to simplified feed arrangement, make complete machine (full dog point socket set cold-forge forming machine) be easier to processing and manufacturing and assembling;
2. owing to simplified the impulse stroke that inferior blank is gone into a clamping device, can accomplish directly inferior blank to be pushed clamping device from stock chest, accomplished settling at one go of charging, improved the continuity of whole manufacturing procedure, shortened the time of single processing, improve the production capacity of unit interval, thereby improved the production capacity of complete machine.
Description of drawings
Fig. 1 is the scheme of installation of one embodiment of the invention.
Fig. 2 is the action schematic diagram that time blank is gone into a clamping device in the one embodiment of the invention.
Fig. 3 is next action schematic diagram of action shown in Figure 2.
Fig. 4 is next action schematic diagram of action shown in Figure 3.
Fig. 5 is the vertical view of feeding-passage among Fig. 1.
Fig. 6 is the inferior blank schematic diagram that the present invention processes.
Fig. 7 transmits time blank to go into a front view of stock chest device automatically in the one embodiment of the invention.
Fig. 8 is the vertical view of Fig. 7.
Fig. 9 is an A-A direction view among Fig. 8.
Figure 10 is a B-B direction view among Fig. 9.
The figure number explanation:
2: material passage valve seat 20: feeding-passage charging 21: feeding-passage inlet
22: feeding-passage outlet 23: push-rod hole 25: annular guide pipe
3: die holder 30: hollow circuit cylinder 5: pin
51: back-moving spring 52: pin bearing 53: pilot hole
54: pin front portion 6: push rod 7: inferior blank
91: main shaft 92: drop center wheel 93: directional wheel
94: bearing 95: and arranged on left and right sides wallboard 96: unidirectional drive
97: storage bin hopper 98: base plate 99: inferior blank outlet
The specific embodiment
Be described in further detail the present invention below in conjunction with drawings and Examples.
Fig. 1 is the scheme of installation of one embodiment of the invention.Include a feeding-passage valve seat 2, that has feeding-passage 20 and be installed in the push rod 6 that the feeding-passage low side can front-rear reciprocation movement, one vertically is installed in the pin 5 that can pump on the frame, also has an automatic transmission of installing above feeding-passage 20 imports time blank to go into the device of a stock chest.
As Fig. 1, shown in Figure 5, in one embodiment of the invention, valve seat 2 vertically is installed on the frame of automatic cold-forge forming machine, has feeding-passage 20 in the valve seat 2, the shape and size of feeding-passage 20 cross sections and the shape of inferior blank 7 (as shown in Figure 6) adapt; Opening above the valve seat 2 is the inlet 21 of feeding-passage, and the sealing of feeding-passage valve seat 2 low sides has feeding-passage outlet 22, as Fig. 2, Fig. 3, shown in Figure 4 on the side of its low side.
Cooperate the embodiment among the present invention, inferior blank clamping device has adopted the die holder structure, and die holder 3 includes two modules, each module medial surface all have one with time corresponding circular arc step groove of blank profile, during two module matched moulds, can form a hollow circuit cylinder 30 that contains step.Mainly finish in hollow circuit cylinder 30 the processing location of inferior blank.
In this embodiment, at valve seat 2 rear walls, export 22 places relatively and offer a through hole 23, its diameter is less than the rear end diameter of inferior blank; Be installed in the through hole 23 can horizontal reciprocating movement push rod 6, it is 22 relative that push rod 6 and feeding-passage export, the hollow circuit cylinder 30 in the die holder 3 also exports 22 relative with feeding-passage; When push rod 6 protracted, the inferior blank 7 that will be positioned at the feeding-passage low side was released feeding-passage through exporting 22, pushes in the hollow circuit cylinder 30 of die holder, and extremely the step in the shoulder of time blank 7 and the hollow circuit cylinder 30 offsets; The axial line of the axial line of push rod 6 and feeding-passage outlet 22, the axial line of the hollow circuit cylinder 30 in the die holder 3 overlap, like this, can finish inferior blank 7 moment and go into the position from the stock chest to the clamping device; Promptly go in the hollow circuit cylinder 30 of a die holder 3 from the feeding-passage low side.
In this embodiment, export at feeding-passage and to be added with one section annular guide pipe 25 between 22 places and the die holder hollow circuit cylinder 30, increased inferior blank and entered in the die holder hollow circuit cylinder 30 accuracy by feeding-passage 20 outlets.
As shown in Figure 1 and Figure 2, in this embodiment, the pin 5 that can pump is by pin bearing 52 location, be vertically mounted on the frame of cold-forge forming machine, pin is passed down through the pilot hole 53 of pin bearing 52, back-moving spring 51 is equipped with on pin top, and its afterbody is connected with transmission mechanism, and the axial line of the hollow circuit cylinder 30 that two module matched moulds form in pin movement locus line and the die holder 3 intersects.When pin 5 moves downward to low level, the outer surface of pin bottom 54 is pressed close to the outer surface of die holder 3, proximity distance can be between 0～3 millimeter, because this blank 7 enters after die holder 3 hollow circuit cylinders 30, the rear end has a bit of die holder that exposes, so pin bottom 54 will prop up the rear end of time blank 7, can stop after time blank 7 is under momentum effect and scurry, withdraw from die holder.
In this embodiment, push rod 6, pin 5 are subjected to same transmission mechanism control, mutually interlock.
Fig. 2, Fig. 3, shown in Figure 4 be exactly push rod 6 in the fabrication cycles process, the pin 5 action schematic diagrames of interlock mutually.
Shown in Figure 2 is the action preparation signal that time blank is gone into a clamping device, the moment that push rod 6 preparations are protracted, pin 5 preparations are mentioned.When push rod 6 protracts, push away before will being positioned at the inferior blank 7 of feeding-passage low side, this moment, pin 5 was mentioned, and push rod 6 just can push inferior blank 7 in the hollow circuit cylinder 30 that two module matched moulds form in the die holder 3.
Shown in Figure 3 is the signal of next action shown in Figure 2, and push rod 6 pushes inferior blank 7 in the hollow circuit cylinder 30 that two module matched moulds form in the die holder 3, offsets to the shoulder of time blank 7 and hollow circuit cylinder 30 interior steps.
When inferior blank 7 put in place, push rod 6 contracted immediately, and pin 5 falls immediately, its front end 54 will prop up the rear end of time blank 7, had cut off the passage that blank next time enters die holder simultaneously.Shown in Figure 4 is the signal of next action shown in Figure 3, and pin 5 falls the rear end that has propped up inferior blank 7.
Automatic transmission in the one embodiment of the invention time blank is gone into device such as Fig. 7, shown in Figure 8 of a stock chest, include main shaft 91, be contained in unidirectional drive 96 and storage bin hopper 97 on the main shaft, be positioned at storage bin hopper 97 and be installed in drop center wheel 92 and directional wheel 93 on the main shaft side by side, be installed in storage bin hopper 97 belows and have time base plate 98 of blank outlet 99.
In this embodiment, inferior blank storage bin hopper 97 is surrounded by four wallboards in front, rear, left and right; Main shaft is bearing on the and arranged on left and right sides wallboard 95 by bearing 94, its stage casing be positioned at time blank storage bin hopper 97 drop center wheel 92 and the connecting firmly of directional wheel 93 side by side, the front upper place on drop center wheel 92 and directional wheel 93 surfaces be form time blank storage bin hopper 97 four wallboards in front, rear, left and right in the surface; Unidirectional drive 96 adopts the flywheel that has one-way clutch, is fixedly mounted on the main shaft in storage bin hopper 97 outsides.Groove on the drop center wheel 92 axially evenly distributes along circumference, and the external diameter of directional wheel 93 is greater than drop center wheel bottom land diameter of a circle and less than diameter of a circle in the groove race.Groove shapes on the drop center wheel 92 is made up of with the tangent straightway of circular arc line the circular arc line of bottom and both sides.Groove number on the drop center wheel equates with the chain number of teeth of flywheel.Base plate 98 below drop center wheel 92 and directional wheel 93 is fixed together with the lower surface of 97 4 wallboards of storage bin hopper, has time blank outlet 99 on the base plate 98, and inferior blank outlet 99 is corresponding with the shape and size of the inlet 21 of feeding-passage.
Fig. 9, Figure 10 has showed that further automatic transmission time blank goes into a structure of stock chest device: the stage casing at main shaft 91 is installed with drop center wheel 92 and directional wheel 93 side by side with the keyway connected mode, groove on the drop center wheel 92 axially evenly distributes along circumference, the external diameter of directional wheel 93 greater than drop center wheel 92 bottom land diameter of a circles and less than diameter of a circle in drop center wheel 92 grooves (for clarity sake, the drop center wheel cross section does not add hatching), main shaft 91 is bearing in a left side by two bearings 94 that are installed in the drop center wheel 92 and directional wheel 93 outsides, on the right wallboard 95, the flywheel 96 that has one-way clutch is fixedly mounted on the main shaft 91 that stretches out sidewall paneling one side, the medial surface of front panel and squab panel is provided with the arc surface that adapts with drop center wheel 92 groove tip circle peripheries, gap between drop center wheel 92 groove tip circle peripheries and squab panel arc surface and the front panel arc surface is suitable little unsuitable big, does not produce sliding friction and gets final product.The starting point of squab panel arc surface is located at the top of drop center wheel 92, and its scope is between each 22.5 degree of vertical center line front and back above the drop center wheel 92.Front upper place on drop center wheel 92 and directional wheel 93 surfaces is the inferior blank storage bin hopper 97 that is surrounded by front, rear, left and right wallboard inner surface.Below drop center wheel 92 and directional wheel 93, have the inferior blank outlet 99 of bar shaped on the base plate 98.Base plate 98 is seated in the inlet top of feeding-passage 20
Automatically transmit time blank among the present invention and go into an operation principle of stock chest device referring to Fig. 9 and Figure 10: with inferior blank according to the rules direction put into time blank storage bin hopper, flywheel on the main shaft 91 at the uniform velocity continues transmission or reciprocally swinging transmission by chain and is driven, make drop center wheel 92 on the main shaft and directional wheel 93 by its front upper place to the starting point direction folk prescription of squab panel arc surface to uniform rotation, the groove of drop center wheel 92 holds the enlarged diameter section of time blank, directional wheel 93 outer surface are held the reduced diameter section of time blank, inferior blank passes through the starting point of squab panel arc surface smoothly along with drop center wheel 92 and directional wheel 93, fall from inferior blank exit, enter the inlet of feeding-passage 20.Along with the lasting rotation of drop center wheel 92 and directional wheel 93, more times blank enters the interior and directional wheel outer surface of groove, thereby realizes the orientation of time blank, orderly, the continuous transmission.Otherwise when inferior blank misplaced direction, inferior blank enlarged diameter section was hampered by the starting point place of squab panel arc surface and can't passes through, thereby the orientation that guarantees time blank transmits.
The rear end of push rod 6, pin 5 are connected with the transmission mechanism of automatic cold-forge forming machine respectively in the embodiment of the invention, and be same, transmits time blank automatically and go into unidirectional drive 96 in the stock chest device also by the corresponding transmission mechanism control of automatic cold-forge forming machine.
The course of work of the present invention is described below:
After direction is put into automatic transmission time blank and is gone into a storage bin hopper of stock chest device 97 according to the rules with inferior blank 7, flywheel on the main shaft 91 at the uniform velocity continues transmission or reciprocally swinging transmission by chain and is driven, make drop center wheel 92 on the main shaft and directional wheel 93 by its front upper place to the starting point direction folk prescription of squab panel arc surface to uniform rotation, the groove of drop center wheel 92 holds the enlarged diameter section of time blank, directional wheel 93 outer surface are held the reduced diameter section of time blank, inferior blank passes through the starting point of squab panel arc surface smoothly along with drop center wheel 92 and directional wheel 93, export 99 from inferior blank and fall, enter feeding-passage 20.
Feeding-passage 20 is exactly stock chest in fact, inferior blank 7 enters after the feeding-passage 20, be arranged in order, the inferior blank 7 smaller diameter end heads that are in feeding-passage least significant end are over against channel outlet 22, and the larger diameter end rear end is over against the head that is installed in the push rod 6 in the valve seat 2.
Before the transmission mechanism work, the position, summit of contracting after push rod 6 is in, its head is in the push-rod hole 23; Pin 5 is in the position, summit of protracting, and the axes extending line of its head and push rod 6 intersects.
When transmission mechanism was worked, pin 5 was mentioned from low level, and push rod 6 protracts, and accurate one blank 7 by annular guide pipe 25, enters in the hollow circuit cylinder 30 that two module matched moulds form in the die holder 3 the protruding rank of withstanding hollow cylinder 30 until the shoulder of inferior blank 7; Then, push rod 6 is return, and pin 5 falls simultaneously, and during to low level, its underpart 54 is against this blank 7 rear ends (larger diameter end), stops time blank 7 axial floats; Wait to dash material mechanism to inferior blank 7 completion of processing, make after the semi-finished product screw rod, pin 5 is mentioned, push rod 6 protracts, simultaneously, two modules in the die holder 3 are finished branch mould (the semi-finished product screw rod withdraws from), matched moulds (forming hollow circuit cylinder 30) ..., do action like this, can realize the continuity charging, and the continuity Cold Forging.
More than be preferred forms of the present invention, according to content disclosed by the invention, some identical, replacement schemes that those of ordinary skill in the art can expect apparently all should fall into protection scope of the present invention.
Claims (4)
1. inferior blank feed arrangement that is used for full dog point socket set cold-forge forming machine, comprise the valve seat (2) of offering feeding-passage, the inlet of feeding-passage (21) is positioned at above the valve seat, outlet (22) is positioned at the valve seat low side, it is characterized in that described feeding-passage outlet (22) is positioned at described valve seat (2) side; The valve seat rear wall, with described outlet (22) opposite position offer through hole (23), be installed on push rod (6) in the through hole (23); In described feeding-passage outlet (22) outside, be installed on a pin (5) that links with described push rod (6); Described push rod (6), pin (5) are moved reciprocatingly by transmission mechanism control all, and when described push rod (6) when protracting, described pin contracts after (5); When contracting behind the described push rod (6), described pin (5) protracts.
2. the inferior blank feed arrangement that is used for full dog point socket set cold-forge forming machine according to claim 1 is characterized in that the axial line of described push rod (6) overlaps with the axial line that described feeding-passage exports (22).
3. the inferior blank feed arrangement that is used for full dog point socket set cold-forge forming machine according to claim 1 is characterized in that, described pin (5) is when projecting forwardly to vertex position, and its front portion (54) are crossing with the axes extending line of push rod (6).
4. the inferior blank feed arrangement that is used for full dog point socket set cold-forge forming machine according to claim 3 is characterized in that, the proximity distance between outer surface that described pin (5) is anterior and time blank clamping device outer surface is 0～3 millimeter.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100353733A CN100360258C (en) | 2005-06-17 | 2005-06-17 | Apparatus of feeding subblank special for cold-forging forming machine of screw |
| PCT/CN2006/001146 WO2006133626A1 (en) | 2005-06-17 | 2006-05-29 | Apparatus of feeding sub-blank special for cold-forging forming machine of screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100353733A CN100360258C (en) | 2005-06-17 | 2005-06-17 | Apparatus of feeding subblank special for cold-forging forming machine of screw |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1724188A CN1724188A (en) | 2006-01-25 |
| CN100360258C true CN100360258C (en) | 2008-01-09 |
Family
ID=35923893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100353733A Expired - Fee Related CN100360258C (en) | 2005-06-17 | 2005-06-17 | Apparatus of feeding subblank special for cold-forging forming machine of screw |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN100360258C (en) |
| WO (1) | WO2006133626A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100360258C (en) * | 2005-06-17 | 2008-01-09 | 深圳市嘉亿金属塑胶制品有限公司 | Apparatus of feeding subblank special for cold-forging forming machine of screw |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2294798Y (en) * | 1997-05-29 | 1998-10-21 | 福光企业股份有限公司 | Forged product forming machine with ejection mechanism |
| CN2483118Y (en) * | 2001-05-11 | 2002-03-27 | 福光企业股份有限公司 | Work piece handling apparatus for forgikng and forming machine |
| CN1555939A (en) * | 2004-01-05 | 2004-12-22 | 彩虹彩色显像管总厂 | Pin cold heading shaping mould and its shaping method |
| CN1586763A (en) * | 2004-08-04 | 2005-03-02 | 钟俊飞 | Special working device for automatic cold-forging forming machine |
| CN1586765A (en) * | 2004-08-13 | 2005-03-02 | 钟俊飞 | Rod piece automatic transfer device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07236938A (en) * | 1994-02-28 | 1995-09-12 | Aichi Steel Works Ltd | Detecting device for joint part between bars |
| JPH11179483A (en) * | 1997-12-24 | 1999-07-06 | Daihatsu Motor Co Ltd | Device for discriminating length of bar-shaped forged parts |
| JPH11285769A (en) * | 1998-04-01 | 1999-10-19 | Fuji Oozx Inc | Device for supplying work joining different kind of steel material into electric forged contracting device or the like |
| CN2792649Y (en) * | 2005-03-11 | 2006-07-05 | 钟俊飞 | Substandard blank piece feeder for special screw cold-forging former |
| CN100360258C (en) * | 2005-06-17 | 2008-01-09 | 深圳市嘉亿金属塑胶制品有限公司 | Apparatus of feeding subblank special for cold-forging forming machine of screw |
-
2005
- 2005-06-17 CN CNB2005100353733A patent/CN100360258C/en not_active Expired - Fee Related
-
2006
- 2006-05-29 WO PCT/CN2006/001146 patent/WO2006133626A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2294798Y (en) * | 1997-05-29 | 1998-10-21 | 福光企业股份有限公司 | Forged product forming machine with ejection mechanism |
| CN2483118Y (en) * | 2001-05-11 | 2002-03-27 | 福光企业股份有限公司 | Work piece handling apparatus for forgikng and forming machine |
| CN1555939A (en) * | 2004-01-05 | 2004-12-22 | 彩虹彩色显像管总厂 | Pin cold heading shaping mould and its shaping method |
| CN1586763A (en) * | 2004-08-04 | 2005-03-02 | 钟俊飞 | Special working device for automatic cold-forging forming machine |
| CN1586765A (en) * | 2004-08-13 | 2005-03-02 | 钟俊飞 | Rod piece automatic transfer device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1724188A (en) | 2006-01-25 |
| WO2006133626A1 (en) | 2006-12-21 |
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Owner name: SHENZHEN CITY JIAYI METAL MILLION PLASTIC PRODUCT Free format text: FORMER OWNER: ZHONG JUNFEI Effective date: 20060512 |
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