CN101592180A - Screw locking device - Google Patents
Screw locking device Download PDFInfo
- Publication number
- CN101592180A CN101592180A CNA2009100536520A CN200910053652A CN101592180A CN 101592180 A CN101592180 A CN 101592180A CN A2009100536520 A CNA2009100536520 A CN A2009100536520A CN 200910053652 A CN200910053652 A CN 200910053652A CN 101592180 A CN101592180 A CN 101592180A
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- Prior art keywords
- clamping arm
- screw
- locking device
- driver
- screw locking
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- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
- Clamps And Clips (AREA)
Abstract
The present invention discloses a kind of screw locking device, and it consists predominantly of a body, one first clamping arm, one second clamping arm, and a screw-driver.Have a first passage and a second channel in the body, and first passage and second channel formation " y " type.The first clamping arm and the second clamping arm are disposed at the relative both sides of body, also dispose one first elastic element and one second elastic element in the both sides of body, use so that the first clamping arm and the second clamping arm can the clamping screws.Screw-driver is in order to Locking screw, and is provided with a magnetic block.When Locking screw,,, thereby lower or avoid friction between the first clamping arm and the second clamping arm and the screw-driver with the lax first clamping arm and the second clamping arm by the magnetic force of magnetic block.
Description
[technical field]
The invention relates to a kind of lock uint, particularly relevant for a kind of device of Locking screw.
[background technique]
In a lot of tame electrical articles or electronic product, usually use various Placements that wherein each parts are combined into final product.Placement commonly used includes modes such as trip, rivet, screw, screw group or bonding material, and the manufacturer can select the suitable mode that assembles according to the characteristic of product and demand.
With large-scale liquid crystal display is example, and for example LCD TVs can utilize screw that each component-assembled of want structure dress is fixed usually.Therefore develop the device that automatic Locking screw with in response to the demand of making liquid crystal display.
In existing screw locking device, a screw-driver and a screw clamp gripping member have been generally included.Utilize the mechanism of a supply screw simultaneously, screw is delivered in the screw clamp gripping member.The screw clamp gripping member is to hold and screw is moved on the position, pairing hole in order to screw is contained.Then, screw-driver descends and stretches in the screw clamp gripping member, then screw is pressed down and by fast rotational the screw rotation is locked in the position, hole.In above-mentioned screw locking device, screw-driver is in the process of rotation Locking screw, and the screw-driver of high speed rotating and screw clamp gripping member rub always, so cause the heavy wear of screw clamp gripping member.When the size of screw clamp gripping member or the former design load of position deviation, take place easily just that screw walks or in sealed process the generation problem, therefore must often change the screw clamp gripping member to guarantee the proper functioning of screw locking device.
[summary of the invention]
Main purpose of the present invention is to provide a kind of screw locking device, can utilize magnetic force payment elastic element to give the chucking power of screw clamp gripping member, thereby lower or prevent friction between screw-driver and the screw clamp gripping member, increase the working life of screw clamp gripping member effectively.
Other purpose of the present invention and advantage can be further understood from the disclosed technical characteristics of the present invention.
In order to achieve the above object, the present invention adopts following technological scheme: a kind of screw locking device mainly comprises: a body, one first clamping arm, one first elastic element, one second clamping arm, one second elastic element, and a screw-driver.Have a first passage and a second channel in the body.This first passage has first outlet that first inlet and that is positioned at the upper end of this body is positioned at the lower end of this body and runs through this body, this second channel has second outlet that second inlet and that is positioned at a side of this first inlet is communicated with this first passage, and first passage and second channel form " y " type.Position, the stage casing single-point of the first clamping arm fixedly is embedded in one first groove of this body one side, and extends downwards along the trend of this first passage.First elastic element is arranged between first end and this first trench wall of this first clamping arm.Position, the stage casing single-point of the second clamping arm fixedly is embedded at this body and in addition is symmetrical in this body setting in one second groove of side and with this first clamping arm.Second elastic element is arranged between first end and this second trench wall of this second clamping arm.Screw-driver is provided with a magnetic block.After a screw is dropped into by this second inlet, this screw is glided by this second channel and skids off this first outlet, and this screw is located in clamping to second end of second end of this first clamping arm and this second clamping arm by the extension of this first elastic element and this second elastic element; And when this screw-driver stretches into sealed this screw by this first inlet, this magnetic block attracts the clamping strength of first end of first end of this first clamping arm and this second clamping arm with second end with second end of this second clamping arm of lax this first clamping arm, thus attenuating or avoid second end and second end of this second clamping arm and the friction of this screw-driver of this first clamping arm.
According to one embodiment of the invention, the first above-mentioned clamping arm and this second clamping arm inner edge respectively have a semicircle groove, and these two semicircle grooves are formed a pipeline and are connected this first outlet.
Compared to prior art, screw locking device of the present invention is in the process of screw closure, can utilize magnetic force payment elastic element to give the chucking power of screw clamp gripping member, can effectively avoid the friction between the screw-driver and the first clamping arm and the second clamping arm, thereby avoid deterioration, the working life that can guarantee element as size, position and the function of screw clamp gripping members such as the first clamping arm, the second clamping arm.
For foregoing of the present invention can be become apparent, preferred embodiment cited below particularly, and cooperate appended graphicly, be described in detail below:
[description of drawings]
Fig. 1 is the stereogram of the screw locking device of one embodiment of the invention.
Fig. 2 is the front elevation of the screw locking device of one embodiment of the invention.
Fig. 3 is the front elevation of the screw locking device of one embodiment of the invention, and it illustrates in the operating process the first clamping arm and the second clamping arm separately.
[embodiment]
According to a wherein purpose of the present invention, in the Locking screw process, screw locking device can utilize magnetic force payment elastic element to give the chucking power of screw clamp gripping member, and lower or prevent friction between screw-driver and the screw clamp gripping member, thereby avoid the shortcoming of prior art, increase the working life of screw clamp gripping member effectively.
From the above, the screw locking device of one embodiment of the invention is and is provided with a magnetic block on the suitable position of screw-driver, when screw-driver stretches into the first passage Locking screw, magnetic block on the screw-driver attracts first end of the first clamping arm and the second clamping arm, with the clamping strength of the lax first clamping arm with the second clamping arm, second end, and then attenuating or avoid second end and second end of the second clamping arm and the friction between the screw-driver of the first clamping arm.
According to one embodiment of the invention, the first above-mentioned clamping arm and the second clamping arm inner edge respectively have a semicircle groove, and two semicircle grooves are formed a pipeline and are connected the lower end of body first passage.
In one embodiment of this invention, screw locking device more includes one first elastic element and second elastic element, in order to the first clamping arm and the required chucking power of the second clamping arm clamping screw to be provided.
According to another embodiment of the present invention, above-mentioned screw locking device more includes a magnetite that is arranged at first end of the first clamping arm, and a magnetite that is arranged at first end of the second clamping arm, these two magnetites can in order to screw-driver on the magnetic block produce magnetic attracting force.
According to one embodiment of the invention, the first clamping arm and the second clamping arm are bilateral symmetry, when screw-driver stretched into sealed this screw by first inlet, the vertical height of the lower edge distance first clamping arm of the magnetic block on the screw-driver or the first end upper limb of the second clamping arm was not higher than 1 centimetre.
In other embodiment of the present invention, the magnetic block can be around the circumference of driver sidewall, or the magnetic block can be arranged at two offsides of driver sidewall, or the magnetic block is that several sectors are formed and evenly to be provided with around driver sidewall.
Below will cooperate diagram to describe one embodiment of the present invention in detail.
Please refer to Fig. 1, it illustrates the schematic perspective view according to screw locking device one mode of execution of the present invention.The front-view schematic diagram that Fig. 2 is watched by the D direction for Fig. 1.The screw locking device of present embodiment mainly includes the first clamping arm 100, the second clamping arm 200, body 300 and screw-driver 400.The first clamping arm 100 and the second clamping arm 200 lay respectively at the both sides of body 300, and screw-driver 400 is disposed at the top of body 300.
Have first passage 310 and second channel 320 in the body 300, and second channel 320 is connected with first passage 310.As shown in Figure 1, first passage 310 has one first inlet 312 and and runs through the upper end that first outlet, 314, the first inlets 312 of body 300 are positioned at body 300, and first outlet 314 then is positioned at the lower end of body 300.Second channel 320 has second inlet, 322 and 1 second outlet, 324, the second inlets 322 and is positioned at first inlet, 312 side, and second outlet 324 is connected with first passage 310, and first passage 310 and second channel 320 present " y " type.
The both sides of body 300 are formed with first groove 330 and second groove 340 respectively, respectively in order to the ccontaining first clamping arm 100 and the second clamping arm 200.
The position, stage casing of the first clamping arm 100 is placed in the body 300 in first groove 330, and is articulated in body 300 by first fixed element 140, and the first clamping arm 100 can be axle center and rotating a little with first fixed element 140.In one embodiment, the height of the first clamping arm 100 is the height greater than body 300, and upwards and downwards extend along the trend of this first passage 310, upwardly extending part forms first end 110 of the first clamping arm 100, and the part of extending downwards and form second end 120.By and large, the part that is higher than first fixed element 140 can be considered as first end 110 of the first clamping arm 100, and the part that is lower than first fixed element 140 is considered as second end 120 of the first clamping arm 100.
Design as the first clamping arm 100, the position, stage casing of the second clamping arm 200 is placed in the body 300 in second groove 340, and be articulated in body 300 by second fixed element 240, and the second clamping arm 200 can be axle center and rotating a little with second fixed element 240 equally.In one embodiment, the height of the second clamping arm 200 is the height that are higher than body 300, and upwards and downwards extend along the trend of this first passage 310, upwardly extending part forms first end 210 of the second clamping arm, and the part of extending downwards forms second end 220.As the first above-mentioned clamping arm 100, the part that is higher than second fixed element 240 can be considered as first end 210 of the second clamping arm 200, and the part that is lower than second fixed element 240 is considered as second end 220 of the second clamping arm 200.
In one embodiment, the inner edge of second end 120 of the first clamping arm 100 is formed with a semicircle groove 130, and the inner edge of second end 220 of the second clamping arm is formed with corresponding second half round recessed 230.The semicircle groove 130 on the first clamping arm 100 and the semicircle groove 230 of the second clamping arm can be formed a pipeline, and can be connected with first outlet 314 on the body 300.
In addition, also be provided with first elastic element 180 and second elastic element 280 in the present embodiment.First elastic element 180 is arranged between the inwall of first groove 330 of first end 110 of the first clamping arm 100 and body 300.Identical with first elastic element 180, second elastic element 280 is arranged between the inwall of first end 210 of this second clamping arm and second groove 340.In the present embodiment, first elastic element 180 and second elastic element 280 can be spring, and, make second end 220 of second end 120 of the clamping arm 100 of winning and the second clamping arm 200 can clamping by the expansion force that first elastic element 180 and second elastic element 280 are provided.
See also Fig. 2, when a screw 510 after second inlet 322 of second channel 320 drops on by body 300, screw 510 is just glided by second channel 320 and enters first passage 310, and is skidded off by first outlet 314 of first passage 310.At this moment, second end 220 of second end 120 of the first clamping arm 100 and the second clamping arm 200 is just by the extension of first elastic element 180 and second elastic element 280 and clamping and then set screw 510.
Then, the screw-driver 400 that is disposed at body 300 tops can be stretched into Locking screw 510 by first inlet 312 of first passage 310.Screw-driver 400 is provided with a magnetic block 410.In one embodiment, magnetic block 410 is around the circumference of screw-driver 400 sidewalls.In another embodiment, this magnetic block 410 is arranged at two offsides of screw-driver 400 sidewalls.In other embodiments, magnetic block 410 is formed by several sectors, and evenly to be provided with around driver sidewall.
Please together referring to Fig. 1 and Fig. 3, when screw-driver 400 is stretched into when screw 400 locked by first inlet 312 of first passage 310, the position of screw-driver 400 can constantly descend.If no design of the present invention, screw-driver 400 meeting and second end 120 of the first clamping arm 100 and second end, 220 high-speed friction of the second clamping arm.In the present embodiment, when screw-driver 400 drops to the location, magnetic block 410 on the screw-driver 400 can attract first end 110 of the first clamping arm 100 and first end 210 of the second clamping arm 200, this attraction force can be offseted the expansion force of first elastic element 180 and second elastic element 280, therefore and the clamping strength of second end 120 of the lax first clamping arm 100 and second end 220 of the second clamping arm 200, and then lower or the friction of 220 at second end of second end 120 of the elimination screw-driver 400 and the first clamping arm 100 and the second clamping arm 200.In the present embodiment, and second end 120 of the first clamping arm 100 and second end 220 of the second clamping arm 200 are separated from each other, as shown in Figure 3.Thus, just can lower or avoid second end 120 and second end 220 of the second clamping arm 200 and the friction between screw-driver 400 or the screw 510 of the first clamping arm 100.In one embodiment, first end 110 of the first clamping arm 100 and first end 210 of the second clamping arm 200 respectively include a ferromagnetic substance respectively, and for example therefore iron, steel or stainless steel can be attracted by the magnetic block on the screw-driver 400 410.
From the above, in an embodiment of the present invention, when screw-driver 400 stretched into Locking screw 510, first end 110 of this magnetic block 410 lower edges distance first clamping arm 100 was not higher than 1 centimetre with the vertical height of first end, 210 upper limbs of this second clamping arm 200.In another embodiment, on first end 210 of first end 110 of the first clamping arm 100 and this second clamping arm 200, be respectively arranged with first magnetite 531 and second magnetite 532, and the magnetic polarity of the magnetic block 410 on the magnetic polarity of first magnetite 531 and second magnetite 532 and the screw-driver 400 is opposite.
In another embodiment, screw-driver 400 with screw 510 sealed enter in the process of corresponding screw hole position 520, screw-driver 400 continues to descend, and the magnetic block 410 on the while screw-driver 400 is first end 110 of the more close first clamping arm 100 and first end 210 of the second clamping arm 200 thereupon descending also.Along with first end 210 of first end 110 of the magnetic block 410 and the first clamping arm 100 and the second clamping arm 200 is more close, attraction force is strong more therebetween, and second end 120 of the first clamping arm 100, second end 220 with the second clamping arm 200 is separated gradually.In other words, along with the decline degree of screw-driver 400, second end 120 of the first clamping arm 100 and second end 220 of the second clamping arm 200 be opening gradually just.When screw 510 is sealed fully enter institute corresponding screw hole position 520 after, screw-driver 400 rises, the magnetic attracting force of first end 110 of the magnetic block 410 on the screw-driver 400 and the first clamping arm 100 and first end 210 of the second clamping arm 200 reduces, second end 220 of second end 120 of the first clamping arm 100 and the second clamping arm 200 just can be close once again under the effect of first elastic element 180 and second elastic element 280 at this moment, to prepare sealed next screw.
In existing screw locking device, the mechanism design of design clamping screw is only arranged in the screw clamp gripping member, there is no the design of unclamping the screw clamp gripping member.Therefore, in the process of screw closure, the screw clamp gripping member can constantly be worn, and makes size, position and the function deterioration of screw clamp gripping member, and causes and must change often.And by the invention described above mode of execution as can be known, in the process of screw closure, the present invention can effectively avoid the friction between screw-driver and the first clamping arm and the second clamping arm, has solved above-mentioned the problems of the prior art.
Though the present invention discloses as above with mode of execution; but it is not in order to limit the present invention; any those of ordinary skill in the art; without departing from the spirit and scope of the present invention; when can being used for a variety of modifications and variations, so protection scope of the present invention should be as the criterion with the content that claims were defined.
Claims (10)
1. screw locking device, it is characterized in that: this screw locking device comprises at least: a body, one first clamping arm, one first elastic element, one second clamping arm, one second elastic element, an and screw-driver, wherein have a first passage and a second channel in this body, this first passage has first outlet that first inlet and that is positioned at the upper end of this body is positioned at the lower end of this body and runs through this body, this second channel has second outlet that second inlet and that is positioned at a side of this first inlet is communicated with this first passage, this first passage and this second channel become " y " type, and have one first groove and one second groove respectively in the relative both sides of this body; This first clamping arm single-point fixedly is embedded in first groove of this body, and has second end that first end and that is positioned at this immovable point top is positioned at this immovable point below; This first elastic element is arranged between the inwall of first end of this first clamping arm and this first groove; This second clamping arm single-point fixedly is embedded in second groove of this body, and has second end that first end and that is positioned at this immovable point top is positioned at this immovable point below, and this second clamping arm and this first clamping arm are symmetricly set on this body; This second elastic element is arranged between the inwall of first end of this second clamping arm and this second groove; And this screw-driver is corresponding to this first passage and can stretching in this first passage, and is provided with a magnetic block on screw-driver; Wherein, after a screw is dropped into by this second inlet, this screw is glided by this second channel and skids off this first outlet, by the extension of this first elastic element and this second elastic element, and makes second end of this first clamping arm and the second end clamping of this second clamping arm locate this screw; When this screw-driver by this first the inlet stretch into and from this first the outlet stretch out, and during with this screw butt, this magnetic block can attract first end of this first clamping arm and first end of this second clamping arm, with the clamping strength of second end of second end of lax this first clamping arm and this second clamping arm.
2. screw locking device as claimed in claim 1 is characterized in that: respectively have a semicircle groove at this first clamping arm and this second clamping arm inner edge, these two semicircle grooves are formed a pipeline and are connected this first outlet.
3. screw locking device as claimed in claim 1 is characterized in that: this screw locking device more comprises two magnetites, and these two magnetites are arranged at first end of this first clamping arm and first end of this second clamping arm respectively.
4. screw locking device as claimed in claim 1 is characterized in that: this first elastic element and this second elastic element are spring.
5. screw locking device as claimed in claim 1 is characterized in that: this screw locking device also includes one first fixed element, is used for fixing the center section part of this first clamping arm, makes this first clamping arm be positioned at this first groove of this body one side.
6. screw locking device as claimed in claim 1 is characterized in that: this screw locking device also includes one second fixed element, is used for fixing the center section part of this second clamping arm, makes this second clamping arm be positioned at this second groove of this body opposite side.
7. screw locking device as claimed in claim 1, it is characterized in that: when this screw-driver stretches into sealed this screw by this first inlet, this magnetic block apart from the vertical height of first end of first end of this first clamping arm and this second clamping arm less than 1 centimetre.
8. screw locking device as claimed in claim 1 is characterized in that: this magnetic block is surrounded on the circumference of this driver sidewall.
9. screw locking device as claimed in claim 1 is characterized in that: this magnetic block is arranged at the two opposite sides of this driver sidewall.
10. screw locking device as claimed in claim 1 is characterized in that: this magnetic block is several sectors, and these sector rings are around in this driver sidewall and evenly are provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100536520A CN101592180B (en) | 2009-06-23 | 2009-06-23 | Screw locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100536520A CN101592180B (en) | 2009-06-23 | 2009-06-23 | Screw locking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101592180A true CN101592180A (en) | 2009-12-02 |
| CN101592180B CN101592180B (en) | 2011-02-09 |
Family
ID=41406997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100536520A Expired - Fee Related CN101592180B (en) | 2009-06-23 | 2009-06-23 | Screw locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101592180B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112412952A (en) * | 2020-11-27 | 2021-02-26 | 天海航空发动机有限公司 | Lever-type anti-loosening nut and lever-type anti-loosening nut and bolt fastening device |
| CN112460132A (en) * | 2020-11-27 | 2021-03-09 | 天海航空发动机有限公司 | Lever-type anti-loosening bolt and lever-type anti-loosening bolt and nut fastening device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3965950A (en) * | 1975-03-20 | 1976-06-29 | Macdonald Murdo A | Fastener driver and fastener holding nosepiece |
| US4003417A (en) * | 1975-07-28 | 1977-01-18 | Leroy Cornwell | Self locking and unlocking clamp for automatic fastener driving tools |
| US5733089A (en) * | 1995-10-05 | 1998-03-31 | Air Way Automation, Inc. | Nosepiece/receiver for automated fastener system |
| IT244105Y1 (en) * | 1998-07-03 | 2002-03-07 | Cosberg Spa | TOOL FOR FIXING ELEMENTS APPLICATION TOOL |
| CN2858194Y (en) * | 2005-11-28 | 2007-01-17 | 政茂企业有限公司 | Automatic lock filature |
| CN201033427Y (en) * | 2007-04-20 | 2008-03-12 | 施能源 | Portable automatic bolt driver for conveying screw automatically |
-
2009
- 2009-06-23 CN CN2009100536520A patent/CN101592180B/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112412952A (en) * | 2020-11-27 | 2021-02-26 | 天海航空发动机有限公司 | Lever-type anti-loosening nut and lever-type anti-loosening nut and bolt fastening device |
| CN112460132A (en) * | 2020-11-27 | 2021-03-09 | 天海航空发动机有限公司 | Lever-type anti-loosening bolt and lever-type anti-loosening bolt and nut fastening device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101592180B (en) | 2011-02-09 |
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Granted publication date: 20110209 Termination date: 20200623 |