CN103671474A - Angle adjuster with knob switch - Google Patents
Angle adjuster with knob switch Download PDFInfo
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- CN103671474A CN103671474A CN201310683310.3A CN201310683310A CN103671474A CN 103671474 A CN103671474 A CN 103671474A CN 201310683310 A CN201310683310 A CN 201310683310A CN 103671474 A CN103671474 A CN 103671474A
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- attached dish
- fork
- guide pillar
- axle
- boss
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Abstract
The invention provides an angle adjuster with a knob switch. The angle adjuster comprises a cam with a shaft, a fixed cover plate, an attached plate, two fork bodies, two springs, a main plate seat and the knob switch, wherein the spring guide pillars of the two fork bodies are sleeved with the two springs, the moving guide pillars of the two fork bodies are oppositely inserted into the slide grooves of the main plate seat, the fixed cover plate is fixed on the upper end face of a boss; the boss of the main plate seat is sleeved with the attached plate, the attached plate is hinged to the main plate seat, interlocking components are arranged on the inner wall of the attached plate and the side surfaces of the fork bodies; the cam with the shaft is inserted into the axial through-hole of the main plate seat; the rollers of the fork bodies are embedded into the arc-shaped grooves on the cam with the shaft; the knob switch is connected with the cam with the shaft. The knob switch is rotated so as to enable the cam with the shaft to rotate, the fork bodies are driven to move in the axis direction of the main plate seat through the rollers, the springs are compressed, the fork bodies are unlocked with the attached plate, and at the moment, the relative angle of the main plate seat and the attached plate can be adjusted. When the knob switch is loosened, the springs restore, and interlocking is achieved again, so that angle adjustment is achieved. The angle adjuster is simple in structure, convenient to use and flexible in adjustment.
Description
Technical field
The invention belongs to mechanical field, relate to a kind of angle demodulator with rotary switch.
Background technique
Along with the progress of productivity, angle demodulator is being played the part of important role.Angle demodulator, is commonly used between two rod members, for changing the angle between two bars.Existing angle demodulator is often two friction disks, with threaded piece, is connected, and readjusts angle very inconvenient.
Summary of the invention
The object of the invention is to overcome the defect that prior art exists, provide a kind of simple in structure, easy to use, the angle demodulator with rotary switch of flexible adjustment.
The present invention realizes above-mentioned technical purpose by following technological means.
A kind of angle demodulator with rotary switch, comprise band axis cam, sunk screw, securing cover plate, attached dish, two fork bodies, two springs, master seat, knob, describedly with axis cam, comprise wheel disc and be welded on the axle on wheel disc, on described wheel disc, have two arc-shaped slots that distribute with wheel disc Central Symmetry, the center of circle of described two arc-shaped slots and the center of wheel disc are staggered and are positioned on straight line; On described fork body, have roller, mobile guide pillar, spring guide pillar, described mobile guide pillar, spring guide pillar are positioned on a side, and described roller is positioned on end face; Described master seat has can insert the inner boss of attached dish, axle center is provided with axial hole, and described boss is provided with and laterally runs through the chute of boss and circular hole radially; Two springs are enclosed within respectively on the spring guide pillar of two fork bodies, and the mobile guide pillar of described two fork bodies inserts chute in opposite directions, and the position of described radially circular hole is corresponding with the position of spring guide pillar; On described securing cover plate, have be positioned at the through hole at center, with axisymmetric two breach in center, securing cover plate be positioned at fork body top, be fixed on boss upper-end surface, described roller is positioned at the indentation, there of securing cover plate; Described attached dish is enclosed within on the boss of master seat and attached dish can rotate around master seat axle center, on the inwall of attached dish, fork body is respectively equipped with the interlocking member that can interlock on the side relative with side, mobile guide pillar place; The described axle with axis cam inserts the axial hole of master seat, and the roller of two fork bodies embeds respectively in two arc-shaped slots on wheel disc; Described knob be positioned at master seat below and be connected with the free end of the described axle with axis cam.
Preferably, on the upper-end surface of described attached dish, be also provided with not lid.
Preferably, the free-ended end face of the described axle with axis cam is provided with screw and free-ended end is flat structure, described knob center is provided with the flat counterbore conforming to the free end end cross-sectional shape of described axle, described flat structure coordinates with flat counterbore, band axis cam and knob are fixed by sunk screw, and sunk screw coordinates with the screw in axial end.
Preferably, the internal surface of attached dish, the interlocking member of fork on body side surface be respectively be positioned at attached dish internal surface internal tooth, be positioned at the external tooth being meshed with the internal tooth of attached dish on fork body side surface.
Preferably, the root of fork body upper spring guide pillar is provided with annular groove, and one end of described spring is embedded in described circular groove.
Angle demodulator with rotary switch of the present invention, knob is connected with band axis cam, and turning knob, can make to be with axis cam synchronous rotary.Under nature, under the elastic force effect of spring, fork body is along master seat radial dilatation, and on fork body side surface, the interlocking of the interlocking member of attached dish internal surface, the relative angle of attached dish and master seat is fixed, and can not change.When turning knob, band axis cam moves by roller belts moving fork body, and fork body radially moves to master seat axle center along master seat, and spring is compressed, on fork body side surface, the interlocking member of attached dish internal surface departs from, release.Now master seat and attached dish relative angle can be adjusted.When unclamping knob, spring recovers deformation, promotes fork body and radially to the direction away from master seat axle center, moves along master seat, on fork body side surface, the interlocking member of attached dish internal surface interlocks again, the relative angle of master seat and attached dish is fixed, and knob returns to initial position, realizes angle adjustment.
Angle demodulator with rotary switch of the present invention, simple in structure, easy to use, flexible adjustment.
Accompanying drawing explanation
Fig. 1 is angle demodulator one embodiment's with rotary switch of the present invention explosive view.
Fig. 2 is the axial half sectional view of the angle demodulator with rotary switch of the present invention.
Fig. 3 is radially partial sectional view of the angle demodulator with rotary switch of the present invention.
Fig. 4 is the assembly relation schematic diagram of described master parts.
Fig. 5 is the enlarged view at A place in Fig. 4.
Fig. 6 is the assembly relation schematic diagram of master parts and attached dish, securing cover plate.
Fig. 7 is the scheme of installation with axis cam, knob.
Fig. 8 is the angle demodulator self-locking state figure with rotary switch of the present invention.
Fig. 9 is the angle demodulator released state figure with rotary switch of the present invention.
Description of reference numerals is as follows:
1-does not cover, and 2-is with axis cam, 201-arc-shaped slot, 202-flat structure, 3-sunk screw, 4-securing cover plate, 401-breach, the attached dish of 5-, 6-pitches body, 601-roller, 602-moves guide pillar, 603-spring guide pillar, 7-spring, 8-master seat, 801-boss, 802-axial hole, 803-chute, 9-knob, 901-flat counterbore.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment, the present invention is further illustrated, but protection scope of the present invention is not limited to this.
As shown in Figure 1, Figure 2, Figure 3 shows, the angle demodulator with rotary switch provided by the invention, comprise do not cover 1, band axis cam 2, sunk screw 3, securing cover plate 4, attached dish 5, two fork bodies 6, two springs 7, master seat 8, knob 9.As shown in Figure 6, describedly with axis cam 2, comprise wheel disc and be welded on the axle on wheel disc, on described wheel disc, have two arc-shaped slots 201 that distribute with wheel disc Central Symmetry.As shown in Figure 5, have roller 601, mobile guide pillar 602, spring guide pillar 603 on described fork body 6, described mobile guide pillar 602, spring guide pillar 603 are positioned on a side, and described roller 601 is positioned on end face; Move relative side, guide pillar 602 sides, place with external tooth and be provided with external tooth.
As shown in Figure 4, described master seat 8 has boss 801, the axle center that can insert attached dish 5 inside and is provided with axial hole 802, and described boss 801 is provided with and laterally runs through the chute 803 of boss 801 and circular hole radially.Two springs 7 are enclosed within respectively on the spring guide pillar 603 of two fork bodies 6, and the mobile guide pillar 602 of described two fork bodies 6 inserts chute 803 in opposite directions.The position of described radially circular hole is corresponding with the position of spring guide pillar 603, when two fork bodies 6 along master seat 8 radially, while moving to the direction near master seat 8 axle center, spring guide pillar 603 can enter radially circular hole, makes to pitch the motion of body 6 freely.Preferably, at the root of pitching body 6 upper spring guide pillars 603, be provided with annular groove, one end of described spring 7 is embedded in described circular groove, convenient for assembly.
As shown in Figure 6, on described securing cover plate 4, have be positioned at the through hole at center, with axisymmetric two breach 401 in center.Securing cover plate 4 is positioned at fork body 6 tops, is fixed on boss 801 upper-end surfaces, and described roller 601 is positioned at breach 401 places of securing cover plate 4.Described attached dish 5 is enclosed within on the boss 801 of master seat 8 and attached dish 5 can rotate around master seat 8 axle center.The inwall of attached dish 5 is provided with the internal tooth being meshed with the external tooth shape of pitching on body 6.Do not cover 1 and be fixed on the upper-end surface of described attached dish 5, do not cover 1 and adopt gluing fastening with attached dish 5.
As shown in Figure 7, the rollers 601 of 802, two fork bodies 6 of axial hole of the described insertion of the axle with axis cam 2 master seat 8 embed respectively in two arc-shaped slots 201 on wheel disc.The free-ended end face of the described axle with axis cam 2 is provided with screw (in figure for illustrating), and the free-ended end of axle is flat structure 202.Described knob 9 centers are provided with the flat counterbore 901 conforming to the free end end cross-sectional shape of described axle.Described knob 9 be positioned at master seat 8 below, described flat structure 202 coordinates with flat counterbore 901, band axis cam 2 is fixing by sunk screw 3 with knob 9, sunk screw 3 coordinates with the screw in axial end.
With the angle demodulator of rotary switch, the roller 601 of fork body 6 is positioned at the arc-shaped slot 201 with axis cam 2 wheel discs.The rotation band movable band axis cam 2 of knob 9 rotates, and indirectly realizes fork body 6 moving radially along master seat 8.Knob 9 is connected with band axis cam 2, and turning knob 9, can make to be with axis cam 2 synchronous rotaries, and knob rotating range is 0-90 °.Under nature, as shown in Figure 8, under the elastic force effect of spring 7, fork body 6 is along master seat 8 radial dilatation, and on fork body 6 sides, the interlocking of the interlocking member of attached dish 5 internal surfaces, attached dish 5 is fixed with the relative angle of master seat 8, can not change.When turning knob 9, band axis cam 2 is by roller 601 band moving fork body 6 motions, fork body 6 radially moves to master seat axle center along master seat 8, spring is compressed, on fork body 6 sides, the interlocking member of attached dish 5 internal surfaces departs from, release, now the state of described angle demodulator as shown in Figure 9, now can adjust by master seat 8 and attached dish 5 relative angles.When unclamping knob 9, spring 7 recovers deformation, promoting fork body 6 radially moves to the direction away from master seat axle center along master seat 8, on fork body 6 sides, the interlocking member of attached dish 5 internal surfaces interlocks again, the relative angle of master seat 8 and attached dish 5 is fixed, knob 9 returns to initial position, realizes angle adjustment.
In the above-described embodiments, the internal tooth of attached dish 5 internal surfaces, be positioned at the external tooth of fork on body 6 sides, its effect is can be intermeshing, realize attached dish 5 and the interlocking of pitching body 6, therefore, other interlocking structures that can realize this function also can be used in described angle demodulator, for example, on fork body 6 sides, dead bolt is set, and the groove conforming to described dead bolt shape is set on attached dish 5.
Described embodiment is preferred embodiment of the present invention; but invention is not limited to above-mentioned mode of execution; in the situation that not deviating from flesh and blood of the present invention, any apparent improvement, replacement or modification that those skilled in the art can make all belong to protection scope of the present invention.
Claims (5)
1. the angle demodulator with rotary switch, it is characterized in that, comprise band axis cam (2), securing cover plate (4), attached dish (5), two fork bodies (6), two springs (7), master seat (8), knob (9), described band axis cam (2) comprises wheel disc and is welded on the axle on wheel disc, on described wheel disc, have two arc-shaped slots (201) that distribute with wheel disc Central Symmetry, the center of circle of described two arc-shaped slots (201) and the center of wheel disc are staggered and are positioned on straight line; On described fork body (6), have roller (601), mobile guide pillar (602), spring guide pillar (603), described mobile guide pillar (602), spring guide pillar (603) are positioned on a side, and described roller (601) is positioned on end face; Described master seat (8) has and can insert attached dish (5) inner boss (801), axle center and be provided with axial hole (802), and described boss (801) is provided with the chute (803) that laterally runs through boss (801) and circular hole radially; It is upper that two springs (7) are enclosed within respectively two spring guide pillars (603) of pitching bodies (6), and described two mobile guide pillars (602) of pitching bodies (6) insert chute (803) in opposite directions, and the position of described radially circular hole is corresponding with the position of spring guide pillar (603); On described securing cover plate (4), have be positioned at the through hole at center, with axisymmetric two breach in center (401), securing cover plate (4) is positioned at fork body (6) top, is fixed on boss (801) upper-end surface, and described roller (601) is positioned at the breach (401) of securing cover plate (4) and locates; Described attached dish (5) is enclosed within the upper and attached dish (5) of the boss (801) of master seat (8) and can rotates around master seat (8) axle center, on the inwall of attached dish (5), fork body (6) is respectively equipped with the interlocking member that can interlock on the side relative with mobile guide pillar (602) side, place; The axle of described band axis cam (2) inserts the axial hole (802) of master seat (8), and the roller (601) of two fork bodies (6) embeds respectively in two arc-shaped slots (201) on wheel disc; Described knob (9) be positioned at master seat (8) below and be connected with the free end of the axle of described band axis cam (2).
2. angle demodulator according to claim 1, is characterized in that, is also provided with not lid (1) on the upper-end surface of described attached dish (5).
3. angle demodulator according to claim 1, it is characterized in that, the free-ended end face of the axle of described band axis cam (2) is provided with screw and free-ended end is flat structure (202), described knob (9) center is provided with the flat counterbore conforming to the free end end cross-sectional shape of described axle, described flat structure (202) coordinates with flat counterbore, band axis cam (2) is fixing by sunk screw (3) with knob (9), and sunk screw (3) coordinates with the screw in axial end.
4. angle demodulator according to claim 1, it is characterized in that, the internal surface of attached dish (5), the interlocking member of fork on body (6) side be respectively be positioned at attached dish (5) internal surface internal tooth, be positioned at the external tooth being meshed with the internal tooth of attached dish (5) on fork body (6) side.
5. angle demodulator according to claim 1, is characterized in that, the root of fork body (6) upper spring guide pillar (603) is provided with annular groove, and one end of described spring (7) is embedded in described circular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310683310.3A CN103671474B (en) | 2013-12-13 | 2013-12-13 | A kind of angle demodulator with rotary switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310683310.3A CN103671474B (en) | 2013-12-13 | 2013-12-13 | A kind of angle demodulator with rotary switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103671474A true CN103671474A (en) | 2014-03-26 |
| CN103671474B CN103671474B (en) | 2015-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310683310.3A Active CN103671474B (en) | 2013-12-13 | 2013-12-13 | A kind of angle demodulator with rotary switch |
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| CN (1) | CN103671474B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332221A (en) * | 2019-08-09 | 2019-10-15 | 福州大学 | Pressure-rotary multi-angle hinge and its detent method |
| CN112512375A (en) * | 2018-08-01 | 2021-03-16 | 保罗海蒂诗有限及两合公司 | Pull-out unit and method for moving a pull-out guide having a drawer element |
| CN113348903A (en) * | 2021-07-02 | 2021-09-07 | 中国热带农业科学院南亚热带作物研究所 | A novel cultivation frame device for maize breeding |
| CN113653901A (en) * | 2021-08-17 | 2021-11-16 | 深圳微播信息技术有限公司 | Information inquiry equipment for new media popularization |
| WO2023155244A1 (en) * | 2022-02-15 | 2023-08-24 | 东莞市佳晟实业有限公司 | Pet lock catch |
Citations (6)
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|---|---|---|---|---|
| US5520474A (en) * | 1994-09-19 | 1996-05-28 | Liu; Yang-Ting | Adjustable coupling |
| DE20319484U1 (en) * | 2003-12-16 | 2004-03-11 | Ferdinand Lusch Gmbh & Co. Kg | Adjustable hinge for furniture has two hinge halves linked by interlocking ratchet discs splayed apart axially to release the setting |
| JP2006349020A (en) * | 2005-06-15 | 2006-12-28 | Inter Linx:Kk | Joint device |
| CN101584536A (en) * | 2008-05-23 | 2009-11-25 | 向阳技研株式会社 | Angle-adjustable hinge |
| CN102858205A (en) * | 2010-03-12 | 2013-01-02 | 海蒂诗弗兰卡有限及两合公司 | Latching fitting |
| CN203257864U (en) * | 2013-05-08 | 2013-10-30 | 谢超强 | Foldable positioning joint |
-
2013
- 2013-12-13 CN CN201310683310.3A patent/CN103671474B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5520474A (en) * | 1994-09-19 | 1996-05-28 | Liu; Yang-Ting | Adjustable coupling |
| DE20319484U1 (en) * | 2003-12-16 | 2004-03-11 | Ferdinand Lusch Gmbh & Co. Kg | Adjustable hinge for furniture has two hinge halves linked by interlocking ratchet discs splayed apart axially to release the setting |
| JP2006349020A (en) * | 2005-06-15 | 2006-12-28 | Inter Linx:Kk | Joint device |
| CN101584536A (en) * | 2008-05-23 | 2009-11-25 | 向阳技研株式会社 | Angle-adjustable hinge |
| CN102858205A (en) * | 2010-03-12 | 2013-01-02 | 海蒂诗弗兰卡有限及两合公司 | Latching fitting |
| CN203257864U (en) * | 2013-05-08 | 2013-10-30 | 谢超强 | Foldable positioning joint |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112512375A (en) * | 2018-08-01 | 2021-03-16 | 保罗海蒂诗有限及两合公司 | Pull-out unit and method for moving a pull-out guide having a drawer element |
| CN110332221A (en) * | 2019-08-09 | 2019-10-15 | 福州大学 | Pressure-rotary multi-angle hinge and its detent method |
| CN113348903A (en) * | 2021-07-02 | 2021-09-07 | 中国热带农业科学院南亚热带作物研究所 | A novel cultivation frame device for maize breeding |
| CN113653901A (en) * | 2021-08-17 | 2021-11-16 | 深圳微播信息技术有限公司 | Information inquiry equipment for new media popularization |
| CN113653901B (en) * | 2021-08-17 | 2022-07-26 | 深圳微播信息技术有限公司 | Information inquiry equipment for new media popularization |
| WO2023155244A1 (en) * | 2022-02-15 | 2023-08-24 | 东莞市佳晟实业有限公司 | Pet lock catch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103671474B (en) | 2015-10-28 |
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