CN103394775B - Internal thread manufacturing installation - Google Patents
Internal thread manufacturing installation Download PDFInfo
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- CN103394775B CN103394775B CN201310345061.7A CN201310345061A CN103394775B CN 103394775 B CN103394775 B CN 103394775B CN 201310345061 A CN201310345061 A CN 201310345061A CN 103394775 B CN103394775 B CN 103394775B
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- nut
- embryo
- internal thread
- welded nut
- nut embryo
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Abstract
The invention provides a kind of internal thread manufacturing installation, for carrying out internal thread manufacture to nut embryo, it is characterized in that, comprising: delivery unit and internal thread manufacturing cell.Wherein, described nut embryo is sent to described internal thread manufacturing cell by described delivery unit.Described internal thread manufacturing cell has tapping disk, is fixed portion and nut removal unit.The present invention can the pad of available protecting welded nut, and can improve the efficiency that nut manufactures.
Description
Technical field
The present invention relates to a kind of internal thread manufacturing installation, belong to field of machining.
Background technology
In automobile manufacturing process, usually can use welded nut, welded nut is generally have some outstanding points being suitable for welding in the side of nut, and the opposite side of welded nut is identical with plain nut, is a plane.Be first produce pad in its manufacture process, and then carry out internal thread manufacture.And the Industry code requirements pad of welded nut has been tried not impression or cut, pad therefore to have been protected in internal thread manufacture process not to be subject to extraneous extruding or scraping as far as possible as far as possible.Industrial when carrying out the manufacture of welded nut, need first raw material to be cut into single cylindrical shape, then through compacting, then the welded nut embryo with several pad finally formed uses internal thread manufacturing installation to carry out the manufacture of internal thread.In the process that internal thread manufactures, the power being applied to welded nut embryo due to drill bit during tapping is comparatively large, therefore how effectively to protect pad just to become a urgent problem in the mill.
Summary of the invention
For solving the problem, present invention employs following structure:
The invention provides a kind of internal thread manufacturing installation, it is characterized in that, comprising: delivery unit and internal thread manufacturing cell.Wherein, welded nut embryo is sent to internal thread manufacturing cell by delivery unit.Internal thread manufacturing cell has tapping disk, is fixed portion and nut removal unit.Tapping disk has and has 7 welded nut embryo fixed grooves at least, the degree of depth of welded nut embryo fixed groove is less than the thickness of a welded nut embryo, welded nut embryo fixed groove has an outside opening, the portion of being fixed is positioned at the side of tapping disk, the portion that is fixed, for when welded nut embryo fixed groove moves to the front in the portion of being fixed, compresses the welded nut embryo welded nut embryo fixed groove from opening part.
Internal thread manufacturing cell to by this be fixed portion the welded nut embryo that compresses carry out internal thread manufacture and obtain nut.
Nut removal unit is positioned at above the card of tapping disk, and the front end of nut removal unit is corresponding with the position of welded nut embryo fixed groove, for abutting nut, allows this nut drop from welded nut embryo fixed groove.
Divide unit involving vibrations portion, face, nut bearing tube, spiral slide and point face,
Wherein, spiral slide rises along the spiral inner wall of nut bearing tube, has two spirals, and the end of spiral slide is connected with a point face,
Vibration section is connected with nut bearing tube, for driving whole point of face unit vibration, the nut in nut bearing tube can be moved upward along spiral slide,
Face is divided to have notched subpanel, notched subpanel is connected with the end of spiral slide, notched subpanel side has breach, the width of notched subpanel is greater than the radius of welded nut embryo and is less than the diameter of welded nut embryo, and breach allows the pad welded nut embryo down through this breach drop.
In addition, in internal thread manufacturing installation of the present invention, can also have such feature: wherein, a point face also has banking stop,
This banking stop is fixedly connected on the top of spiral slide end, the lower end of banking stop and the vertical range of notched subpanel are greater than the thickness of a welded nut embryo and are less than the thickness of two welded nut embryos, enter notched subpanel one by one for making welded nut embryo by the end of spiral slide.
In addition, in internal thread manufacturing installation of the present invention, such feature can also be had: wherein, banking stop is flat, plane and the horizontal plane of this banking stop are perpendicular, the inwall of nut bearing tube is fixed in one end of banking stop, and the other end is bent to the edge of spiral slide to nut bearing tube arc.
In addition, in internal thread manufacturing installation of the present invention, can also have such feature: wherein, the side of notched subpanel has breach, and opposite side is smooth edges, and smooth edges is connected to nut bearing tube inwall.
In addition, in internal thread manufacturing installation of the present invention, such feature can also be had: wherein, the portion of being fixed has hold-down head and turning cylinder, and the front end of hold-down head is the arc concaved, and the outer arc of this arc and nut matches, and in the arc of hold-down head, there is laciniation
Turning cylinder is for driving hold-down head, and the velocity of rotation of institute's turning cylinder matches with the velocity of rotation of tapping disk.
In addition, in internal thread manufacturing installation of the present invention, such feature can also be had: wherein, inside welded nut embryo fixed groove, there is laciniation.
In addition, in internal thread manufacturing installation of the present invention, can also have such feature: wherein, nut removal unit has the front end of arc.
Invention effect and effect
According to internal thread manufacturing installation of the present invention; owing to have employed a point face unit; before welded nut embryo enters the internal thread fabrication stage, welded nut embryo is carried out a point face; make pad all towards threading drill bit; there is no the bottom of a side contacts tapping disk bearing part of pad; therefore in the process manufacturing internal thread, pad can not be subject to the effect of external force, therefore effectively can protect pad.In addition, because tapping disk have employed the efficiency that therefore at least 7 welded nut embryo fixed grooves effectively can improve internal thread manufacture.
In addition, owing to have employed the portion of being fixed, therefore welded nut embryo better can be fixed in welded nut embryo fixed groove, prevent welded nut embryo from moving because the rotatory force of threading drill bit drives when carrying out internal thread and manufacturing.
In addition, owing to have employed nut removal unit, therefore after welded nut embryo completes internal thread manufacture, nut can be removed from the side, to protect the pad on nut.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of each major part annexation in the embodiment of internal thread manufacturing installation of the present invention;
Fig. 2 is the schematic diagram of the embodiment split unit of internal thread manufacturing installation of the present invention;
Fig. 3 is the schematic diagram of internal thread manufacturing cell in the embodiment of internal thread manufacturing installation of the present invention;
Fig. 4 is the partial enlarged drawing of point face of point face unit of internal thread manufacturing installation of the present invention; And
Fig. 5 is the schematic diagram of the welded nut embryo in the embodiment of internal thread manufacturing installation of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described.
Fig. 1 is the schematic diagram of each major part annexation in the embodiment of internal thread manufacturing installation of the present invention, and Fig. 5 is the schematic diagram of the welded nut embryo in the embodiment of internal thread manufacturing installation of the present invention.
As shown in Figure 1 and Figure 5, internal thread manufacturing installation 10 comprises a point face unit 1, delivery unit 12 and internal thread manufacturing cell 13.Its split unit is connected with delivery unit, and delivery unit is connected with internal thread manufacturing cell.
Welded nut embryo in Fig. 5 is the welded nut embryo 8 that in the embodiment of the present invention, pending internal thread manufactures, and the side of welded nut embryo 8 has three pads 81, and opposite side does not have pad 81.First make welded nut embryo 8 through the sorting of undue face unit 1, form pad 81 all towards the spread pattern of side, welded nut embryo 8 enters delivery unit 12 afterwards, welded nut embryo 8 still keeps pad 81 all towards the arrangement of side in delivery unit 12, and the width of the transport channel in delivery unit 12 is slightly larger than the diameter of welded nut embryo 8, welded nut embryo is arranged in and singlely passes through wherein.The end of delivery unit is connected with internal thread manufacturing cell 13, and welded nut embryo 8 is entered in internal thread manufacturing cell 13 by the transmission road of delivery unit 12 and carries out internal thread manufacture.
Fig. 2 is the schematic diagram of the embodiment split unit of internal thread manufacturing installation of the present invention.As shown in Figure 2, a point face unit 1 comprises nut bearing tube 2, spiral slide 4, point face 5 and vibrating motor 7.Spiral slide 4 extends to from the bottom of nut bearing tube along the inwall of nut bearing tube and is positioned at points facial 5 of nut bearing tube upper end, and is connected with a point notched subpanel for face 5.And the gradient of spiral slide is comparatively mild, only has two spirals, does not need very large centrifugal force when making nut move upward.Vibrating motor 7 is positioned at the bottom of nut bearing tube, vibrates for driving a point face unit 1 for whole welded nut embryo.As shown in Figure 4, face is divided to comprise banking stop 51 and notched subpanel 52.Banking stop 51 is fixed on the inwall of nut bearing tube, and inwardly gives prominence to, and simultaneously banking stop is a flat shape, and its plane orthogonal is in horizontal plane, and banking stop bends with the central shaft of arc to nut bearing tube 2.Distance between the lower limb of banking stop and spiral slide is greater than the thickness of a welded nut embryo 8 and is less than the stacked thickness of two welded nut embryos 8.The width of notched subpanel 52 is greater than the radius of a welded nut embryo 8 and is less than the diameter of a welded nut embryo 8.Notched subpanel 52 side is level and smooth curve, and opposite side band is jagged, in the present embodiment notched subpanel 52 smoothed curve side with sidewall be connected, and the central shaft with side jaggy geared nut bearing tube and nut bearing tube.The width of spiral slide equals the diameter of a welded nut embryo 8.
The process in point face is as follows: the welded nut embryo 8 until point face is placed in after in nut bearing tube, and the centrifugal force pulls welded nut embryo 8 that the vibration due to point face unit 1 of welded nut embryo produces moves upward along spiral slide 4.When nut moves to points facial 5, what first run into is banking stop 51, be greater than the thickness of a welded nut embryo 8 due to the distance between the lower limb of banking stop 51 and spiral slide and be less than the thickness of two welded nut embryos 8, if therefore two these positions of the stacked process of nut, then superincumbent for pile nut gear can fall by banking stop, if a nut passes through this position with upright form, because it is highly greater than the thickness of a welded nut embryo 8, therefore can fall by limited gear equally.Because banking stop is arc, therefore arcuately can be moved by the nut that gear falls, fall in nut bearing tube 2.Move on notched subpanel 52 by the single welded nut embryo 8 of banking stop, width due to notched subpanel 52 is greater than the radius of a welded nut embryo 8 and is less than the diameter of a welded nut embryo 8, therefore when welded nut embryo 8 passes through not have the side of pad 81 to contact with notched subpanel 52, because welded nut embryo 8 does not have the side surfacing of pad 81, and the width due to notched subpanel 52 is greater than the radius of welded nut embryo 8, therefore welded nut embryo 8 can not run-off the straight on notched subpanel 52, can from stable passing through notched subpanel 52.And when welded nut embryo 8 is to pass through with the side of three solder joints contacts with notched subpanel 52, width due to slideway is less than the diameter of welded nut embryo 8, and welded nut embryo 8 is certainly in ceaselessly moving, now three solder joints can not obtain the support of slideway plane simultaneously, therefore due to uneven and run-off the straight, thus can drop from notched subpanel 52.In addition, because point face unit 1 of whole welded nut embryo is in continuous vibration, and tool structure jaggy on notched subpanel 52, therefore can aggravate this imbalance further, promote to drop from notched subpanel 52 at the lower welded nut embryo 8 passed through in the side with pad 81.Therefore, it is possible to be plane side welded nut embryo 8 down by notched subpanel 52, welded nut embryo 8 after differentiation enters nut and transmits in road 6 the internal thread manufacture process being transported to next step, the inner chamber that nut transmits road is rectangle, the height and the width of rectangle are suitable with diameter with the thickness of welded nut embryo 8, thus making to only have single welded nut embryo 8 to enter, stacked welded nut embryo 8 can not enter simultaneously.The top that nut transmits road 6 has bar v notch v, observes the state of welded nut embryo, see if there is nut and block by this breach.The plane side of the welded nut embryo 8 after undue face enters nut and transmits road 6, stressed with plane side when carrying out internal thread and manufacturing, thus can available protecting pad 81.
Fig. 3 is the schematic diagram of internal thread manufacturing cell in the embodiment of internal thread manufacturing installation of the present invention.As shown in Figure 3, internal thread manufacturing cell 13 comprises tapping disk 131, nut is removed sheet 15 and is fixed unit 14.
Tapping disk 131 is circular, have near outward flange in circle and there are 12 welded nut embryo fixed grooves 132, the outside opening of welded nut embryo fixed groove 132, and in welded nut embryo fixed groove 132, there is laciniation, to increase the degree of fixation to welded nut embryo 8.Tapping disk 131 can carry out the rotation of 12 gears, when tapping disk 131 rotates a gear, a welded nut embryo fixed groove 132 is made to face the hold-down head 142 of clamping fixture, under the promotion of air-leg, hold-down head 142 can move forward to welded nut embryo fixed groove 132 place, and fixes welded nut embryo 8 together with welded nut embryo fixed groove 132.The front end of hold-down head 142 is arc concave shape structure, and the shape of this arc and welded nut embryo 8 matches, and the inside of arc concave shape structure also has laciniation 143, can strengthen fixing welded nut embryo further.Nut removes sheet, is positioned at the top of the card of tapping disk 131, and gap between card is very little, and its front end is arc, is fixed by fixed screw 151.
The course of work that internal thread manufacture shape is put is: the pad 81 of the welded nut embryo 8 come by transport in the nut transmission road 6 of delivery unit 12 behind undue face unit 11 points of faces all upward, the outlet that nut transmits road 6 is corresponding with the welded nut embryo fixed groove 132 of tapping disk 131, tapping disk 13 often rotates lattice, a welded nut embryo fixed groove 132 is all made to be positioned at the exit in nut transmission road 6, now having a welded nut embryo 8 enters in welded nut embryo fixed groove 132 by the outlet in nut transmission road 6, welded nut embryo 8 moves to the front end of hold-down head along with tapping disk, now air-leg 141 promotes hold-down head and travels forward, welded nut embryo 8 is pressed in welded nut embryo fixed groove 132, the contact outside of laciniation 143 and welded nut embryo 8, prevent welded nut embryo 8 from rotating due to the drive of screw tap when carrying out internal thread manufacture, the screw tap be positioned at afterwards directly over this position moves downward, this welded nut embryo 8 carries out tapping, namely internal thread is manufactured.After completing internal thread manufacture, air-leg 141 drives hold-down head 142 backward, decontrol welded nut embryo 8, tapping disk rotates lattice, another welded nut embryo fixed groove 132 wherein carries a welded nut embryo 8, move to the front of hold-down head 142, now air-leg 141 drives hold-down head 142 to move forward to welded nut embryo 8 place and is compressed by welded nut embryo 8, and screw tap again moves downward and carries out internal thread manufacture.Tapping disk rotates lattice again afterwards.When the welded nut embryo 8 completing internal thread manufacture move to nut remove the position of sheet 15 time, remove between sheet 15 and tapping disk due to nut and only have very little gap, and the degree of depth due to welded nut embryo fixed groove 132 makes welded nut embryo 8, and some exposes outside welded nut embryo fixed groove 132, therefore welded nut embryo 8 now can be subject to the effect of nut removal sheet 15 and come off from tapping disk, falls in the feeder of below.The circulation of this process is carried out, and carries out the manufacture of continuous print internal thread to welded nut embryo 8.
Certainly, the pad 81 of welded nut embryo 8 enters controlling towards transmitting road 6 by torque nut of internal thread manufacturing installation, therefore can regulate as required in actual applications.
Embodiment effect and effect
According to the embodiment of internal thread manufacturing installation of the present invention, on the one hand, because this device have employed a point face unit, therefore can ensure that welded nut embryo that each enters internal thread manufacturing cell is pad and enters tapping disk towards the state outside welded nut embryo fixed groove.
On the other hand because a point banking stop for face device is arc, therefore can make to be blocked the level and smooth motion of welded nut embryo by it, banking stop place can not be stuck in.
In addition, removing sheet due to nut is arc, therefore can not damage welded nut embryo, and can be removed by tapping disk by welded nut embryo by the power of tapping disk rotational.
In addition, because the arc inside of hold-down head has broached-tooth design, therefore can better fix welded nut embryo, prevent welded nut embryo from moving under the drive of screw tap.
Certainly, welded nut embryo fixed groove in the present invention is not limited to 12 described in embodiment, but can arrange as required, and the amplitude of corresponding adjustment tapping disk rotational, make tapping disk often turn Zhi Yici and all can make a welded nut embryo fixed groove and to be fixed unit relative.
Claims (7)
1. an internal thread manufacturing installation, for carrying out internal thread manufacture to nut embryo, is characterized in that, comprising:
Divide face unit, delivery unit and internal thread manufacturing cell,
Wherein, described nut embryo is welded nut embryo,
Unit involving vibrations portion, described point of face, nut bearing tube, spiral slide and point face,
Described spiral slide rises along the spiral inner wall of described nut bearing tube, has two spirals, and the end of described spiral slide is connected with a point face,
Described vibration section is connected with described nut bearing tube, for driving whole described point of face unit vibration, the nut in described nut bearing tube can be moved upward along described spiral slide,
Described point of face has notched subpanel, described notched subpanel is connected with the end of described spiral slide, described notched subpanel side has breach, the width of described notched subpanel is greater than the radius of described welded nut embryo and is less than the diameter of described welded nut embryo, described breach allows the described pad described welded nut embryo down through this breach drop
Described nut embryo is sent to described internal thread manufacturing cell by described delivery unit,
Described internal thread manufacturing cell has tapping disk, is fixed portion and nut removal unit,
Described tapping disk has and has 7 nut embryo fixed grooves at least, the degree of depth of described nut embryo fixed groove is less than the thickness of a described nut embryo, described nut embryo fixed groove has an outside opening, the described portion of being fixed is positioned at the side of tapping disk, described when being fixed portion for being fixed the front in portion described in moving to when described nut embryo fixed groove, the described nut embryo described nut embryo fixed groove is compressed from described opening part
Internal thread manufacturing cell to by this be fixed portion the described nut embryo that compresses carry out internal thread manufacture and obtain nut,
Described nut removal unit is positioned at above the card of described tapping disk, and the front end of described nut removal unit is corresponding with the position of described nut embryo fixed groove, for abutting described nut, allows this nut drop from described nut embryo fixed groove.
2. internal thread manufacturing installation according to claim 1, is characterized in that:
Wherein, described point of face also has banking stop,
This banking stop is fixedly connected on the top of described spiral slide end, the lower end of described banking stop and the vertical range of described notched subpanel are greater than the thickness of a described welded nut embryo and are less than the thickness of two described welded nut embryos, enter described notched subpanel one by one for making described welded nut embryo by the end of described spiral slide.
3. internal thread manufacturing installation according to claim 2, is characterized in that:
Wherein, described banking stop is flat, and plane and the horizontal plane of this banking stop are perpendicular, and the inwall of described nut bearing tube is fixed in one end of described banking stop, and the other end is bent to the edge of described spiral slide to nut bearing tube arc.
4. internal thread manufacturing installation according to claim 1, is characterized in that:
Wherein, the side of described notched subpanel has breach, and opposite side is smooth edges, and described smooth edges is connected to described nut bearing tube inwall.
5. internal thread manufacturing installation according to claim 1, is characterized in that:
Wherein, described in the portion of being fixed there is hold-down head and turning cylinder, the front end of hold-down head is the arc concaved, and the outer arc of this arc and described nut matches, and has laciniation in the arc of described hold-down head,
Described turning cylinder is for driving described hold-down head, and the velocity of rotation of institute's turning cylinder matches with the velocity of rotation of described tapping disk.
6. internal thread manufacturing installation according to claim 1, is characterized in that:
Wherein, inside described nut embryo fixed groove, there is laciniation.
7. internal thread manufacturing installation according to claim 1, is characterized in that:
Wherein, described nut removal unit has the front end of arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310345061.7A CN103394775B (en) | 2013-08-08 | 2013-08-08 | Internal thread manufacturing installation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310345061.7A CN103394775B (en) | 2013-08-08 | 2013-08-08 | Internal thread manufacturing installation |
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| Publication Number | Publication Date |
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| CN103394775A CN103394775A (en) | 2013-11-20 |
| CN103394775B true CN103394775B (en) | 2016-04-13 |
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| CN201310345061.7A Active CN103394775B (en) | 2013-08-08 | 2013-08-08 | Internal thread manufacturing installation |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104801792B (en) * | 2015-05-22 | 2017-05-17 | 山东威达机械股份有限公司 | Wedged cylindrical helical positioned feeder |
| CN104942375B (en) * | 2015-06-30 | 2017-12-15 | 浙江创立汽车空调有限公司 | A kind of air conditioning for automobiles pipe fitting processing necking machine |
| CN106238835A (en) * | 2016-09-30 | 2016-12-21 | 浙江天元金属制品有限公司 | A kind of screw clamp tail machine |
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| CN203426549U (en) * | 2013-08-08 | 2014-02-12 | 上海永太汽车零部件厂 | Internal thread manufacturing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH07171715A (en) * | 1992-02-10 | 1995-07-11 | Takeda Seibiyoushiyo:Kk | Faulty nut selecting machine |
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| CN2761309Y (en) * | 2004-11-22 | 2006-03-01 | 黄大海 | Screw thread rolling machine |
| CN201596825U (en) * | 2009-12-29 | 2010-10-06 | 瑞安市车辆配件厂 | Automatic feeding tapping device |
| CN102092567A (en) * | 2010-11-27 | 2011-06-15 | 温州中科自动化设备有限公司 | Multifunctional adjustable vibrating tray |
| CN202147063U (en) * | 2011-04-27 | 2012-02-22 | 深圳市吉日升机电制品有限公司 | Automatic chute tapping machine |
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| Publication number | Publication date |
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| CN103394775A (en) | 2013-11-20 |
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Address after: 202156 Beixin Highway 418, Chongming County, Shanghai Patentee after: Shanghai Yongtai Automobile Parts Co., Ltd. Address before: 202156 Beixin Highway 418, Chongming County, Shanghai Patentee before: Shanghai Yongtai Automotive Component Factory |
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Denomination of invention: Internal thread manufacturing device Effective date of registration: 20211126 Granted publication date: 20160413 Pledgee: Industrial Bank Co.,Ltd. Shanghai Hongkou sub branch Pledgor: SHANGHAI YONGTAI AUTO PARTS Co.,Ltd. Registration number: Y2021980013436 |
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