CN103861963A - Automatic thin wall gold tube necking machine - Google Patents
Automatic thin wall gold tube necking machine Download PDFInfo
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- CN103861963A CN103861963A CN201410097150.9A CN201410097150A CN103861963A CN 103861963 A CN103861963 A CN 103861963A CN 201410097150 A CN201410097150 A CN 201410097150A CN 103861963 A CN103861963 A CN 103861963A
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- thin
- feeding
- gold tube
- wall gold
- slide block
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 title claims abstract description 86
- 229910052737 gold Inorganic materials 0.000 title claims abstract description 86
- 239000010931 gold Substances 0.000 title claims abstract description 86
- 239000000463 material Substances 0.000 claims description 46
- 238000004080 punching Methods 0.000 claims description 38
- 239000002184 metal Substances 0.000 claims description 16
- 229910052751 metal Inorganic materials 0.000 claims description 16
- 230000000149 penetrating effect Effects 0.000 claims description 14
- 230000009467 reduction Effects 0.000 claims description 5
- 238000009987 spinning Methods 0.000 claims description 5
- 239000011324 bead Substances 0.000 abstract description 5
- 238000003754 machining Methods 0.000 abstract 1
- 230000008859 change Effects 0.000 description 6
- 239000000178 monomer Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000006872 improvement Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000005242 forging Methods 0.000 description 3
- 240000007817 Olea europaea Species 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010970 precious metal Substances 0.000 description 2
- 230000003319 supportive effect Effects 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
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- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention discloses an automatic thin wall gold tube necking machine, belonging to the technical field of jewelry processing equipment. The automatic thin wall gold tube necking machine comprises a rack, wherein the rack is provided with a feed system; the downstream of the feed system is provided with a mould system used for stamping a tube billet of a thin wall gold tube into bead strings; the feed system comprises an axial feeding device used for conveying the tube billet of the thin wall gold tube, a rotation feeding device used for rotating the tube billet of the thin wall gold tube in an intermittent way and a clamp device used for clamping or loosening the tube billet of the thin wall gold tube. According to the automatic thin wall gold tube necking machine, feeding, rotating clamping and stamping of the tube billet of the thin wall gold tube are automatic, so automatic feeding and stamping of the processing of the tube billet of the thin wall gold tube are realized. When the stamping is performed, the tube billet of the thin wall gold tube is clamped, so the quality of the produced bead strings is stable. In the machining process, stock lifting for the tube billet of the thin wall gold tube is not needed, so the working efficiency is significantly improved.
Description
Technical field
The invention belongs to jewellery processing equipment technical field, relate in particular to a kind of thin-wall gold tube automatic necking machines.
Background technology
Precious metal jewellery are more and more subject to consumers in general's favor to dazzle beautiful profile, the valuable jewellery pattern occurring on market is more and more, category becomes increasingly complex, such as being concatenated and forming the precious metal such as necklace or bangle jewellery by the monomer of olive pearl shape, the monomer of olive pearl shape is generally that thin-wall gold tube is processed into pearl string, and then pearl string is cut into pearl string monomer one by one.
At present, for thin-wall gold tube being processed into pearl string, conventionally the mode that adopts manual feeding to combine with small-sized hand-operated punch press, the drift place of punch press is provided with the patrix of profile, when production, and hand feeding of operative employee, the also counterdie place with identical profile is delivered to in one end of golden pipe pipe to be processed, another hand operated and control drift, limit rotates golden pipe pipe and just forges, through repeatedly thin-wall gold tube pipe being forged into pearl string after repeatedly.The defect that this processing mode exists is: owing to adopting manual type to send to and rotating golden pipe pipe and operation and control drift, easily cause feeding position to be forbidden, to forge precision low, it is unified that the product specification making is difficult to keep, difficult quality guarantee, and production efficiency is low.
Chinese invention patent ZL200910016919.9 discloses a kind of jewellery bead making machine of the inventor, and it comprises frame; Be installed on the die-forging forming device in frame, die-forging forming device is provided with the tactic multiple stations that forge of direct of travel along metal pipe billet, for metal pipe billet being forged into gradually to pearl string or monomer pearl; Be installed on the pay-off in frame, comprise the auxiliary material raising device that metal pipe billet is lifted, carry a step pitch to the next axial feeder that forges station downwards the metal pipe billet after lifting, make metal pipe billet forge station discontinuous at one and rotate and form multiple upset pay-offs that forge phase place.Due to metal pipe billet to send to, overturn, forge and lift be all automation processing mode, the spherical gold, silver pearl specification of thin-walled of utilizing this jewellery bead making machine to produce keeps unified, quality is guaranteed, and production efficiency significantly improves, and has also eliminated potential safety hazard simultaneously.But this jewellery bead making machine, in running, after finishing to forge, needs by auxiliary material raising device at every turn, after metal pipe billet is lifted, axial feeder could be carried metal pipe billet downwards, has affected to a certain extent production efficiency; And die-forging forming device, in the time that metal pipe billet is forged, is not fixed metal pipe billet, golden pipe is forged to position unstable, cause the pearl string quality of production unstable.
Summary of the invention
Technical problem to be solved by this invention is: a kind of thin-wall gold tube automatic necking machines is provided, can carries out self-feeding and punching press to thin-wall gold tube pipe, make thin-wall gold tube pipe be processed into pearl string, and steady quality, operating efficiency significantly improves.
For solving the problems of the technologies described above, technical scheme of the present invention is: thin-wall gold tube automatic necking machines, comprise frame, described frame is provided with feed system, the downstream of described feed system is provided with the mold system for thin-wall gold tube pipe being struck out to pearl string, and described feed system comprises for delivery of the axial feeder of thin-wall gold tube pipe, for making the swivel feeding device of thin-wall gold tube pipe intermittent rotary and for clamping or unclamp the grip device of thin-wall gold tube pipe, described axial feeder comprises the feeding slide block holder being fixedly mounted in described frame, on described feeding slide block holder, horizontal slip is provided with feeding slide block, on described feeding slide block, be rotatablely equipped with rotating shaft, described rotating shaft has the first penetrating cavity for horizontal positioned thin-wall metal pipe, between described feeding slide block and described feeding slide block holder, be provided with feeding spring, described frame is provided with the main shaft being driven by power set, on described main shaft, be installed with edge cam, described edge cam is connected with one for making the feeding fork of described feeding slide block reset, described feeding fork is hinged to be installed in described frame, the force side of described feeding fork relies on the end face of described feeding slide block, described swivel feeding device comprises the shaft gear being sleeved in described rotating shaft, between described shaft gear and rotating shaft, be provided with one-way clutch, between described shaft gear and feeding slide block, be provided with clutch spring, on described main shaft, be installed with rotating cam, described rotating cam is connected with a rotary slider, rotary slider holder is installed in described frame, described rotary slider is vertically slidably mounted on described rotary slider holder, described rotary slider is provided with spur rack, described spur rack is meshed with described shaft gear, between described rotary slider and described rotary slider holder, be provided with spinning reduction spring, described grip device comprises the fixture that is arranged on described roller end, described fixture has the second penetrating cavity for placing thin-wall metal pipe, described the second penetrating cavity is axially identical with the first penetrating cavity, the outer surface of described fixture is tapered, the large end of described fixture is distributed with at least two openings, the outside of described fixture is provided with the fixture cover suitable with the outer surface of described fixture, between described fixture cover and feeding slide block, is provided with fixture back-moving spring, the hinged material returned fork that is provided with in described frame, described material returned fork has a hinged end that connects described frame, one drives drive end and a fork force side of described fixture cover horizontal slip, described hinged end, the line of drive end and fork force side is triangular in shape, on described main shaft, be installed with material returned cam, described material returned cam is connected with a material returned bar, material returned bar holder is installed in described frame, described material returned bar is vertically slidably mounted on described material returned bar holder, the fork force side of the force side of described material returned bar and described material returned fork offsets.
Improve as one, described mold system comprises the patrix being fixedly installed in described frame, the below of described patrix is provided with counterdie, on the relative face of described upper die and lower die, be respectively equipped with the profile for making the reducing of thin-wall gold tube pipe, on described main shaft, be installed with punching press cam, described punching press cam is connected with a Punching slider, and described Punching slider is slidably mounted in described frame, and described counterdie is installed on the force side of described Punching slider.
As further improvement, described upper die and lower die include fixed part and movable part; Described fixed part and movable part link together by securing member.
As further improvement, described frame is provided with feeding adjusting device, described feeding adjusting device comprises the adjustment screw rod holder being fixedly mounted on described feeding slide block holder, on described adjustment screw rod holder, adjustment screw rod is installed, the end of described adjustment screw rod and feeding spring offset.
As further improvement, in described frame, be provided with two stay pipes that are oppositely arranged along the direct of travel of thin-wall gold tube pipe, described in two, between stay pipe, be provided with described feed system and mold system.
Adopt after technique scheme, the invention has the beneficial effects as follows: because thin-wall gold tube automatic necking machines comprises frame, described frame is provided with feed system, the downstream of described feed system is provided with the mold system for thin-wall gold tube pipe being struck out to pearl string, and described feed system comprises for delivery of the axial feeder of thin-wall gold tube pipe, for making the swivel feeding device of thin-wall gold tube pipe intermittent rotary and for clamping or unclamp the grip device of thin-wall gold tube pipe; Thereby automatic necking machines is in running, main shaft often circles, and by thin-wall gold tube pipe downstream transport once, feeding position is accurate for axial feeder; Then swivel feeding device makes thin-wall gold tube pipe intermittent rotary; the every rotation of thin-wall gold tube pipe once; grip device clamps thin-wall gold tube pipe, and then mold system carries out punching press to thin-wall gold tube pipe, and stamping position is accurate; then mold system resets; fixture unclamps, and thin-wall gold tube pipe completes after punching press for several times, repeats aforementioned process; so repeatedly, thin-wall gold tube pipe is processed into pearl string the most at last.Due to the sending to of thin-wall gold tube pipe, rotate, clamping and punching press be automated manner, realized self-feeding and punching press to the processing of thin-wall gold tube pipe, and in the time of punching press, thin-wall gold tube pipe clamped the pearl string steady quality of therefore producing; In process, needn't carry out material lift to thin-wall gold tube pipe, operating efficiency significantly improves.
Because described upper die and lower die include fixed part and movable part; Described fixed part and movable part link together by securing member, thereby in the time producing dissimilar pearl string, only need to change by securing member the movable part of upper die and lower die, easy to operate.
Owing to having designed adjustment screw rod holder on described feeding slide block holder, on described adjustment screw rod holder, adjustment screw rod is installed, the end of described adjustment screw rod and feeding spring offset, thereby adjust screw rod by rotation, change the decrement of feeding spring, and then change the feeding stroke of axial feeder, to adapt to produce the pearl string monomer of different length.
Because described frame is provided with two stay pipes that are oppositely arranged, described in two, stay pipe plays a supportive role to thin-wall gold tube pipe, avoids in the time that thin-wall gold tube pipe length is longer, and thin-wall gold tube pipe bends, and affects the feeding of feed system.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the structural representation of feed system in Fig. 1;
Fig. 4 is the left view of Fig. 3;
Fig. 5 is the top view of Fig. 3;
Fig. 6 is the local enlarged diagram at A place in Fig. 3;
Fig. 7 is the structural representation of mold system in Fig. 1;
In figure: 1, frame, 2, mold system, 21, patrix, 22, counterdie, 23, punching press cam, 24, Punching slider, 25, punching press pad, 26, securing member, 3, axial feeder, 31, feeding slide block holder, 32, feeding slide block, 321, left bearing, 322, right bearing, 33, rotating shaft, 34, the first penetrating cavity, 35, feeding spring, 36, edge cam, 37, feeding fork, 38, feeding fork holder, 4, swivel feeding device, 41, shaft gear, 42, rotating cam, 43, rotary slider, 44, rotary slider holder, 45, spur rack, 46, spinning reduction spring, 47, one-way clutch, 471, the first halfbody, 472, the second halfbody, 48, clutch spring, 5, grip device, 51, fixture, 52, the second penetrating cavity, 53, fixture cover, 54, fixture back-moving spring, 55, material returned fork holder, 56, material returned fork, 57, material returned cam, 58, material returned bar, 581, material returned jacking block, 59, material returned bar holder, 6, power set, 61, motor, 62, decelerator, 63, drive sprocket, 64, driven sprocket, 65, chain, 7, main shaft, 8, feeding adjusting device, 81, adjust screw rod holder, 82, adjust screw rod, 9, stay pipe.
The specific embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
As shown in Fig. 1 and Fig. 2 are common, a kind of thin-wall gold tube automatic necking machines, comprise frame 1, frame 1 is provided with feed system, the downstream of feed system is provided with the mold system 2 for thin-wall gold tube pipe being struck out to pearl string, and feed system comprises for delivery of the axial feeder 3 of thin-wall gold tube pipe, for making the swivel feeding device 4 of thin-wall gold tube pipe intermittent rotary and for clamping or unclamp the grip device 5 of thin-wall gold tube pipe.
As shown in Fig. 1 to Fig. 6 is common, axial feeder 3 comprises the feeding slide block holder 31 being fixedly mounted in frame 1, on feeding slide block holder 31, horizontal slip is provided with feeding slide block 32, on feeding slide block 32, be rotatablely equipped with rotating shaft 33, rotating shaft 33 has the first penetrating cavity 34 for horizontal positioned thin-wall metal pipe, between feeding slide block 32 and feeding slide block holder 31, be provided with feeding spring 35, frame 1 is provided with the main shaft 7 being driven by power set 6, on main shaft 7, be installed with edge cam 36, edge cam 36 is connected with a feeding fork 37 for feeding slide block 32 is resetted, feeding fork 37 is hinged to be installed on feeding fork holder 38, feeding fork holder 38 is fixedly installed in frame 1, the force side of feeding fork 37 relies on the end face of feeding slide block 32.
Wherein, power set 6 comprise the motor 61 being arranged in frame 1, the output connection reducer 62 of motor 61, the output of decelerator 62 is provided with chain and sprocket driving device, chain and sprocket driving device comprises and the drive sprocket 63 being connected with the output of decelerator 62 and the driven sprocket 64 being connected with main shaft 7 is surrounded with chain 65 between drive sprocket 63 and driven sprocket 64; Certainly power set 6 can also be selected hydraulic motor etc., can realize, and those skilled in the art can, according to actual conditions, select, and do not repeat them here.
Swivel feeding device 4 comprises the shaft gear 41 being sleeved in rotating shaft 33, the two ends of feeding slide block 32 are respectively equipped with left bearing 321 and right bearing 322, the both ends of rotating shaft 33 are installed on respectively on left bearing 321 and right bearing 322, on main shaft 7, be installed with rotating cam 42, rotating cam 42 is connected with a rotary slider 43, rotary slider holder 44 is installed in frame 1, rotary slider 43 is vertically slidably mounted on rotary slider holder 44, rotary slider 43 is provided with spur rack 45, spur rack 45 is meshed with shaft gear 41, between rotary slider 43 and rotary slider holder 44, be provided with spinning reduction spring 46, while reset for fear of rotary slider 43, thin-wall gold tube pipe rotates backward, and between shaft gear 41 and rotating shaft 33, is provided with one-way clutch 47, between shaft gear 41 and feeding slide block 32, is provided with clutch spring 48, one-way clutch 47 comprises the first halfbody 471 linking together with shaft gear 41 and the second halfbody 472 linking together with rotating shaft 33, on the first halfbody 471 and the second halfbody 472, be equipped with prong, when work, prong on the first halfbody 471 drives the prong on the second halfbody 472 to rotate, in the time that rotary slider 43 resets, the prong of prong on the first halfbody 471 on the second halfbody 472 skids, thereby guaranteed thin-wall gold tube pipe one-directional rotation all the time, clutch spring 48 forces in shaft gear 41, thereby guarantees contacting between the first halfbody 471 and the second halfbody 472.
Grip device 5 comprises the fixture 51 that is arranged on rotating shaft 33 ends, fixture has the second penetrating cavity 52 for placing thin-wall metal pipe, the second penetrating cavity 52 is axially identical with the first penetrating cavity 34, the outer surface of fixture 51 is tapered, the large end of fixture 51 is distributed with at least two openings, the outside of fixture 51 is provided with the fixture cover 53 suitable with the outer surface of fixture 51, between fixture cover 53 and feeding slide block 32, is provided with fixture back-moving spring 54, in frame 1, be installed with material returned fork holder 55, the hinged material returned fork 56 that is provided with on material returned fork holder 55, material returned fork 56 has the hinged end of a connection frame 1, one drives fixture to overlap drive end and a fork force side of 53 horizontal slips, hinged end, the line of drive end and fork force side is triangular in shape, on main shaft 7, be installed with material returned cam 57, material returned cam 57 is connected with a material returned bar 58, material returned bar holder 59 is installed in frame 1, material returned bar 58 is vertically slidably mounted on material returned bar holder 59, the force side of material returned bar 58 is provided with material returned jacking block 581, material returned jacking block 581 offsets with the fork force side of material returned fork 56.
As shown in Figure 7, mold system 2 comprises the patrix 21 being fixedly installed in frame 1, the below of patrix 21 is provided with counterdie 22, on patrix 21 face relative with counterdie 22, be respectively equipped with the profile for making the reducing of thin-wall gold tube pipe, on main shaft 7, be installed with punching press cam 23, punching press cam 23 is connected with a Punching slider 24, and Punching slider 24 is slidably mounted in frame 1, the force side of Punching slider 24 is provided with punching press pad 25, and counterdie 22 is installed on punching press pad 25.
Preferably, patrix 21 and counterdie 22 include fixed part and movable part; Fixed part and movable part link together by securing member 26, the profile of patrix 21 is arranged on the movable part of patrix 21, the fixed part of patrix 21 is fixedly mounted in frame 1, counterdie 22 profile be arranged on the movable part of counterdie 22, the fixed part of counterdie 22 is fixedly mounted in frame 1, and securing member 26 can be selected bolt or screw etc., in the time producing dissimilar pearl string, only need to change by securing member 26 movable part of patrix 21 and counterdie 22, easy to operate.
As shown in Fig. 4 and Fig. 5 are common, preferably, frame 1 is provided with feeding adjusting device 8, feeding adjusting device 8 comprises the adjustment screw rod holder 81 being fixedly mounted on feeding slide block holder 31, adjust on screw rod holder 81 and be provided with and adjust screw rod 82, end and the feeding spring 35 of adjusting screw rod 82 offset.Adjust screw rod 82 by rotation, change the decrement of feeding spring 35, and then change the feeding stroke of axial feeder 3, to adapt to produce the pearl string monomer of different length.
As shown in Figure 1, preferably, in frame 1, be provided with two stay pipes that are oppositely arranged 9 along the direct of travel of thin-wall gold tube pipe, between two stay pipes 9, be provided with feed system and mold system 2, two stay pipes 9 play a supportive role to thin-wall gold tube pipe, avoid in the time that thin-wall gold tube pipe length is longer, thin-wall gold tube pipe bends, and affects the feeding of feed system.
When work, main shaft 7 rotates, Punching slider 24 drives counterdie 22 to move upward, thin-wall gold tube pipe is compressed, material returned fork 56 rotates counterclockwise, fixture cover 53 is moved along the direction of travel of thin-wall gold tube pipe, make fixture 51 unclamp thin-wall gold tube pipe, then feeding slide block 32 direction of travel to golden pipe pipe under the effect of feeding fork 37 is moved, then material returned fork 56 clockwise rotates, fixture cover 53 resets under the effect of fixture back-moving spring 54, fixture 51 clamps thin-wall gold tube pipe, then the feeding spring 35 in axial feeder 3 applies active force vertically to feeding slide block 32, by feeding slide block 32 together with thin-wall gold tube pipe downstream transport once, complete feeding, feeding position is accurate, then thin-wall gold tube pipe intermittent rotary under the drive of shaft gear 41, concrete, the every rotation of thin-wall gold tube pipe stops once, then once (when punching press, thin-wall gold tube pipe does not rotate) of punching press, stamping position is accurate, then Punching slider 24 drives counterdie 22 to move downward, make patrix 21 and counterdie 22 separately, thin-wall gold tube pipe once rotates on continuing under the drive of shaft gear 41, preferably, main shaft 7 rotates one week, Punching slider 24 drives counterdie 22 to complete five punching presses, the number of times of punching press can be realized along the limit number of side face setting by punching press cam 23, thin-wall gold tube pipe completes after punching press, spinning reduction spring 46 driven rotary slide blocks 43 move downward reset, while turning round next week in order to main shaft 7, continue rotation, then repeat aforementioned process, so repeatedly, thin-wall gold tube pipe is processed into continuous pearl string the most at last.
The thin-wall gold tube automatic necking machines that the embodiment of the present invention provides, due to the sending to of thin-wall gold tube pipe, rotate, clamping and punching press be automated manner, self-feeding and punching press to the processing of thin-wall gold tube pipe are realized, and in the time of punching press, thin-wall gold tube pipe is clamped to the pearl string steady quality of therefore producing; In process, needn't carry out material lift to thin-wall gold tube pipe, operating efficiency significantly improves.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (5)
1. thin-wall gold tube automatic necking machines, comprise frame, described frame is provided with feed system, the downstream of described feed system is provided with the mold system for thin-wall gold tube pipe being struck out to pearl string, it is characterized in that, described feed system comprises for delivery of the axial feeder of thin-wall gold tube pipe, for making the swivel feeding device of thin-wall gold tube pipe intermittent rotary and for clamping or unclamp the grip device of thin-wall gold tube pipe;
Described axial feeder comprises the feeding slide block holder being fixedly mounted in described frame, on described feeding slide block holder, horizontal slip is provided with feeding slide block, on described feeding slide block, be rotatablely equipped with rotating shaft, described rotating shaft has the first penetrating cavity for horizontal positioned thin-wall metal pipe, between described feeding slide block and described feeding slide block holder, be provided with feeding spring, described frame is provided with the main shaft being driven by power set, on described main shaft, be installed with edge cam, described edge cam is connected with one for making the feeding fork of described feeding slide block reset, described feeding fork is hinged to be installed in described frame, the force side of described feeding fork relies on the end face of described feeding slide block,
Described swivel feeding device comprises the shaft gear being sleeved in described rotating shaft, between described shaft gear and rotating shaft, be provided with one-way clutch, between described shaft gear and feeding slide block, be provided with clutch spring, on described main shaft, be installed with rotating cam, described rotating cam is connected with a rotary slider, rotary slider holder is installed in described frame, described rotary slider is vertically slidably mounted on described rotary slider holder, described rotary slider is provided with spur rack, described spur rack is meshed with described shaft gear, between described rotary slider and described rotary slider holder, be provided with spinning reduction spring,
Described grip device comprises the fixture that is arranged on described roller end, described fixture has the second penetrating cavity for placing thin-wall metal pipe, described the second penetrating cavity is axially identical with the first penetrating cavity, the outer surface of described fixture is tapered, the large end of described fixture is distributed with at least two openings, the outside of described fixture is provided with the fixture cover suitable with the outer surface of described fixture, between described fixture cover and feeding slide block, is provided with fixture back-moving spring, the hinged material returned fork that is provided with in described frame, described material returned fork has a hinged end that connects described frame, one drives drive end and a fork force side of described fixture cover horizontal slip, described hinged end, the line of drive end and fork force side is triangular in shape, on described main shaft, be installed with material returned cam, described material returned cam is connected with a material returned bar, material returned bar holder is installed in described frame, described material returned bar is vertically slidably mounted on described material returned bar holder, the fork force side of the force side of described material returned bar and described material returned fork offsets.
2. thin-wall gold tube automatic necking machines according to claim 1, it is characterized in that, described mold system comprises the patrix being fixedly installed in described frame, the below of described patrix is provided with counterdie, on the relative face of described upper die and lower die, be respectively equipped with the profile for making the reducing of thin-wall gold tube pipe, on described main shaft, be installed with punching press cam, described punching press cam is connected with a Punching slider, described Punching slider is slidably mounted in described frame, and described counterdie is installed on the force side of described Punching slider.
3. thin-wall gold tube automatic necking machines according to claim 1 and 2, is characterized in that, described upper die and lower die include fixed part and movable part; Described fixed part and movable part link together by securing member.
4. thin-wall gold tube automatic necking machines according to claim 3, it is characterized in that, described frame is provided with feeding adjusting device, described feeding adjusting device comprises the adjustment screw rod holder being fixedly mounted on described feeding slide block holder, on described adjustment screw rod holder, adjustment screw rod is installed, the end of described adjustment screw rod and feeding spring offset.
5. thin-wall gold tube automatic necking machines according to claim 4, is characterized in that, in described frame, is provided with two stay pipes that are oppositely arranged along the direct of travel of thin-wall gold tube pipe, is provided with described feed system and mold system described in two between stay pipe.
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| CN201410097150.9A CN103861963B (en) | 2014-03-15 | 2014-03-15 | Thin-wall gold tube automatic necking machines |
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| CN105328060A (en) * | 2015-11-27 | 2016-02-17 | 无锡工源机械有限公司 | Clamp for copper pipe punching |
| CN107280160A (en) * | 2016-04-01 | 2017-10-24 | 刘宣 | The former and its processing method of a kind of bracelet |
| CN107309332A (en) * | 2017-07-05 | 2017-11-03 | 东莞美和珠宝有限公司 | A kind of full-automatic hammer pearl machine |
| WO2018119753A1 (en) * | 2016-12-28 | 2018-07-05 | 深圳市配天机器人技术有限公司 | Multi-station pipe necking device |
| CN108544237A (en) * | 2018-05-29 | 2018-09-18 | 太仓东泰精密机械有限公司 | A kind of caravan expansion rack processing occlusion cutting all-in-one machine |
| CN112475927A (en) * | 2020-12-11 | 2021-03-12 | 重庆新禹智能科技有限公司 | Cartoon lightning key ring pendant possesses automatic positioning equipment processing production facility |
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Denomination of invention: Automatic necking machine for thin-walled gold pipes Granted publication date: 20150916 Pledgee: Changle Shandong rural commercial bank Limited by Share Ltd. Pledgor: SHANDONG MOKINGRAN JEWELRY Co.,Ltd. Registration number: Y2024980007766 |