CN204625947U - A kind of prestressing force piezoelectricity slide cam selector - Google Patents
A kind of prestressing force piezoelectricity slide cam selector Download PDFInfo
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- CN204625947U CN204625947U CN201520344995.3U CN201520344995U CN204625947U CN 204625947 U CN204625947 U CN 204625947U CN 201520344995 U CN201520344995 U CN 201520344995U CN 204625947 U CN204625947 U CN 204625947U
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- cantilever
- locating piece
- slide cam
- piezoelectric vibrator
- pin
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Abstract
The utility model relates to a kind of prestressing force piezoelectricity slide cam selector, comprise piezoelectric vibrator, cutter head connecting pin, middle circle pin, top dowel pin, lower locating piece and upper locating piece, piezoelectric vibrator comprises elastic base plate and piezoelectric ceramics, elastic base plate is by intermediate cantilever, side cantilever and cantilever bonding pad composition, upper locating piece and lower locating piece make piezoelectric vibrator fix, and form prestressing force and predeformation, piezoelectric vibrator produces reciprocating motion under the effect of alternating voltage, slide cam selector output displacement, can realize optionally going out pin, realize making of style, power output and output displacement can be larger compared with traditional slide cam selector piezoelectric vibrator for the utility model, higher operating efficiency is produced than traditional slide cam selector in same electrical pressure, go out needle force degree enough, service life increases.
Description
Technical field
The present invention relates to piezoelectric ceramics warp knitting machine technical field, particularly a kind of prestressing force piezoelectricity slide cam selector.
Background technology
In machinery textile industry, slide cam selector is used to the key element implementing needle selection control, and its structural behaviour all directly will affect accuracy and the reliability of needle selection control.Utilize inverse piezoelectric effect, slide cam selector can realize needle selecting function by carry-out bit in-migration.Traditional slide cam selector is made up of piezoelectric vibrator and locating piece, establishes plastics alignment pin respectively in the front and back of piezoelectric ceramic piece, welds positive and negative polar curve in the rear end of piezoelectric ceramic piece.Tradition slide cam selector displacement output ability is low, there will be the phenomenon that pin is not in place, goes out needle force degree inadequate, causes style sewing quality poor.
Summary of the invention
In order to solve traditional slide cam selector, to go out needle force degree inadequate, the problem that output displacement is less, propose a kind of prestressing force piezoelectricity slide cam selector, this slide cam selector adopts prestressed piezoelectric vibrator, its amplitude and power output obviously increase, effective raising needle force degree, and output displacement is increased, and the present invention has higher operating efficiency compared with traditional slide cam selector.
To achieve these goals, the present invention is by the following technical solutions:
A kind of prestressing force piezoelectricity of the present invention slide cam selector, comprise piezoelectric vibrator, cutter head connecting pin, middle circle pin, top dowel pin, lower locating piece and upper locating piece, it is characterized in that: piezoelectric vibrator comprises elastic base plate and four piezoelectric ceramics, described elastic base plate is made up of intermediate cantilever, two side cantilevers and cantilever bonding pad; Described intermediate cantilever comprises intermediate cantilever elongation zone and intermediate cantilever fixed area, one end of described intermediate cantilever elongation zone is arranged in side, cantilever bonding pad, the other end of described intermediate cantilever elongation zone is furnished with described intermediate cantilever fixed area, described intermediate cantilever fixed area has two about the symmetrical axisymmetric intermediate cantilever locating hole of elastic base plate; Described two side cantilevers are symmetrical about elastic base plate symmetry axis, and described side cantilever and intermediate cantilever are arranged in the same side of described cantilever bonding pad, and the opposite side in described cantilever bonding pad arranges cutter head connecting pin; Described cantilever bonding pad is furnished with middle circle pin near the side of side cantilever, and top dowel pin is arranged in end, described intermediate cantilever fixed area; Described piezoelectric ceramics is sheet type structure and is arranged in the upper and lower surface of described side cantilever; Described lower locating piece is made up of lower locating piece pedestal, two U-shaped boss and two positioning cylinders, be furnished with two measure-alike described U-shaped boss at the upper surface of described lower locating piece pedestal and be arranged symmetrically with about lower locating piece symmetry axis, the open side of described U-shaped boss is arranged on leading flank and forms side cantilever mounting groove; On the cantilever mounting groove of described side, the side parallel with described leading flank is called side cantilever locating surface, and the lower surface of described side cantilever is connected layout with the bottom surface of described side cantilever mounting groove, and cantilever protrude end face, side is connected layout with described side cantilever locating surface; Described lower locating piece pedestal upper surface also arrange two measure-alike and about the symmetrical axisymmetric positioning cylinder of described lower locating piece, piezoelectric vibrator is fixed on locating piece, the spacing of two described positioning cylinder axis place planes and described side cantilever locating surface is not equal to the spacing in two described intermediate cantilever pilot hole axes place planes and cantilever protrude end face, described side, forms prestressing force and predeformation; Upper locating piece has two locating holes, this locating hole coordinates with the described positioning cylinder of described lower locating piece to be arranged.
After energising work, cyclic bending distortion is there is in piezoelectric vibrator under the effect of alternating voltage, under the control of the controller, slide cam selector output displacement, can realize optionally going out the mechanization operation that pin completes pin, realize making of style, middle circle pin can play the effect of amplifying the place's displacement of cutter head connecting pin.Under prestressed effect, power output and the output displacement of piezoelectric vibrator are obviously increased, and produce higher displacement export in same electrical pressure than traditional slide cam selector.
Accompanying drawing explanation
Fig. 1 is the assembly relation schematic diagram of a kind of prestressing force piezoelectricity of the present invention slide cam selector.
Fig. 2 be the present invention adopt the top view of elastic base plate.
Fig. 3 is the side view of a kind of prestressing force piezoelectricity of the present invention slide cam selector.
Fig. 4 be the present invention adopt the axonometric drawing of lower locating piece.
Detailed description of the invention
With reference to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of prestressing force piezoelectricity of the present invention slide cam selector, comprises piezoelectric vibrator 1, cutter head connecting pin 2, middle circle pin 3, top dowel pin 4, lower locating piece 5 and upper locating piece 6, it is characterized in that:
Piezoelectric vibrator 1 comprises elastic base plate 11 and four piezoelectric ceramics 12, and described elastic base plate 11 is made up of intermediate cantilever 111, two side cantilevers 112 and cantilever bonding pad 113; Described intermediate cantilever 111 comprises intermediate cantilever elongation zone 1111 and intermediate cantilever fixed area 1112, one end of described intermediate cantilever elongation zone 1111 is arranged in side, cantilever bonding pad 113, the other end of described intermediate cantilever elongation zone 1111 is furnished with described intermediate cantilever fixed area 1112, described intermediate cantilever fixed area 1112 has two intermediate cantilever locating holes 114 about elastic base plate symmetry axis 115 symmetry; Described two side cantilevers 112 are symmetrical about elastic base plate symmetry axis 115, and described side cantilever 112 and intermediate cantilever 111 are arranged in the same side of described cantilever bonding pad 113, at the bonding cutter head connecting pin 2 of the opposite side of described cantilever bonding pad 113; Described cantilever bonding pad 113 is bonded with middle circle pin 3 near the side of side cantilever 112, and top dowel pin 4 is bonded in end, described intermediate cantilever fixed area 1112; Described piezoelectric ceramics 12 is sheet type structure and is arranged in the upper and lower surface of described side cantilever 112; Described lower locating piece 5 is made up of the U-shaped boss 51 of lower locating piece pedestal 57, two and two positioning cylinders 55, be furnished with two measure-alike described U-shaped boss 51 at the upper surface of described lower locating piece pedestal 57 and be arranged symmetrically with about lower locating piece symmetry axis 54, the open side of described U-shaped boss 51 is arranged on leading flank 53 and forms side cantilever mounting groove 52; On described side cantilever mounting groove 52, the side parallel with described leading flank 53 is called side cantilever locating surface 56, the lower surface of described side cantilever 112 is connected layout with the bottom surface of described side cantilever mounting groove 52, and cantilever protrude end face, side 116 is connected layout with described side cantilever locating surface 56; Described lower locating piece pedestal 57 upper surface also arrange two measure-alike and about the positioning cylinder 55 of described lower locating piece symmetry axis 54 symmetry, the spacing of two described positioning cylinder 55 axis place planes and described side cantilever locating surface 56 is not equal to the spacing in two described intermediate cantilever locating hole 114 axis place planes and cantilever protrude end face, described side 116, forms prestressing force and predeformation; Upper locating piece 6 has two locating holes, this locating hole coordinates with the described positioning cylinder 55 of described lower locating piece 5.
Claims (1)
1. a prestressing force piezoelectricity slide cam selector, comprise piezoelectric vibrator (1), cutter head connecting pin (2), middle circle pin (3), top dowel pin (4), lower locating piece (5) and upper locating piece (6), it is characterized in that: piezoelectric vibrator (1) comprises elastic base plate (11) and four piezoelectric ceramics (12), described elastic base plate (11) is made up of intermediate cantilever (111), two side cantilevers (112) and cantilever bonding pad (113); Described intermediate cantilever (111) comprises intermediate cantilever elongation zone (1111) and intermediate cantilever fixed area (1112), one end of described intermediate cantilever elongation zone (1111) is arranged in cantilever bonding pad (113) side, the other end of described intermediate cantilever elongation zone (1111) is furnished with described intermediate cantilever fixed area (1112), described intermediate cantilever fixed area (1112) has two intermediate cantilever locating holes (114) about elastic base plate symmetry axis (115) symmetry; Described two side cantilevers (112) are symmetrical about elastic base plate symmetry axis (115), described side cantilever (112) and intermediate cantilever (111) are arranged in the same side of described cantilever bonding pad (113), arrange cutter head connecting pin (2) at the opposite side of described cantilever bonding pad (113); Be furnished with middle circle pin (3) in the upper side near side cantilever (112) of described cantilever bonding pad (113), top dowel pin (4) is arranged in described intermediate cantilever fixed area (1112) end; Described piezoelectric ceramics (12) is for sheet type structure and be arranged in the upper and lower surface of described side cantilever (112); Described lower locating piece (5) is made up of lower locating piece pedestal (57), two U-shaped boss (51) and two positioning cylinders (55), be furnished with two measure-alike described U-shaped boss (51) at the upper surface of described lower locating piece pedestal (57) and be arranged symmetrically with about lower locating piece symmetry axis (54), the open side of described U-shaped boss (51) is arranged in that leading flank (53) is upper forms side cantilever mounting groove (52); Side cantilever locating surface (56) is called in the upper side parallel with described leading flank (53) of described side cantilever mounting groove (52), the lower surface of described side cantilever (112) is connected layout with the bottom surface of described side cantilever mounting groove (52), and cantilever protrude end face, side (116) is connected layout with described side cantilever locating surface (56); Described lower locating piece pedestal (57) upper surface also arranges that two measure-alike and about the symmetrical positioning cylinder (55) of described lower locating piece symmetry axis (54), the spacing of two described positioning cylinder (55) axis place planes and described side cantilever locating surface (56) is not equal to the spacing of two described intermediate cantilever locating hole (114) axis place planes and described cantilever protrude end face, side (116); Upper locating piece (6) has two locating holes, this locating hole coordinates with the described positioning cylinder (55) of described lower locating piece (5) to be arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520344995.3U CN204625947U (en) | 2015-05-26 | 2015-05-26 | A kind of prestressing force piezoelectricity slide cam selector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520344995.3U CN204625947U (en) | 2015-05-26 | 2015-05-26 | A kind of prestressing force piezoelectricity slide cam selector |
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| Publication Number | Publication Date |
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| CN204625947U true CN204625947U (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520344995.3U Expired - Fee Related CN204625947U (en) | 2015-05-26 | 2015-05-26 | A kind of prestressing force piezoelectricity slide cam selector |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107574564A (en) * | 2016-07-04 | 2018-01-12 | 长春上缘科技发展有限公司 | A kind of multifunctional material Combined piezoelectric vibrator slide cam selector |
| CN107574565A (en) * | 2016-07-04 | 2018-01-12 | 长春上缘科技发展有限公司 | A kind of adjustable piezoelectric vibrator slide cam selector of prestressing force |
-
2015
- 2015-05-26 CN CN201520344995.3U patent/CN204625947U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107574564A (en) * | 2016-07-04 | 2018-01-12 | 长春上缘科技发展有限公司 | A kind of multifunctional material Combined piezoelectric vibrator slide cam selector |
| CN107574565A (en) * | 2016-07-04 | 2018-01-12 | 长春上缘科技发展有限公司 | A kind of adjustable piezoelectric vibrator slide cam selector of prestressing force |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201029 Address after: 130000 No. 5988 Renmin Street, Jilin, Changchun Patentee after: Zeng Xiangli Address before: High tech Zone of Jilin province Changchun Kumho road 130000 No. 1357 Patentee before: CHANGCHUN SHANGYUAN TECHNOLOGY DEVELOPMENT Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 Termination date: 20210526 |