CN201168930Y - Locking pliers and presser foot opening regulating mechanism thereof - Google Patents
Locking pliers and presser foot opening regulating mechanism thereof Download PDFInfo
- Publication number
- CN201168930Y CN201168930Y CNU2008200551199U CN200820055119U CN201168930Y CN 201168930 Y CN201168930 Y CN 201168930Y CN U2008200551199 U CNU2008200551199 U CN U2008200551199U CN 200820055119 U CN200820055119 U CN 200820055119U CN 201168930 Y CN201168930 Y CN 201168930Y
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- Prior art keywords
- locking pliers
- presser feet
- ratchet bar
- finger
- governor motion
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Abstract
The utility model relates to locking pliers and a presser feet opening adjusting mechanism thereof. The presser feet jaw adjusting mechanism comprises a slidable ratchet bar arranged at the clamping arm end of the locking pliers and a finger actuating stopping mechanism acting on the slidable ratchet bar, wherein, a clamping jaw is arranged at the end part of the ratchet bar, and the finger actuating stopping mechanism is provided with a finger actuating part adjacent to the finger gripping position of the pliers body. The presser feet jaw adjusting mechanism performs stopping and releasing to the slidable ratchet bar through the finger actuating stopping mechanism, thereby ensuring the ratchet bar provided with the presser feet to perform unilateral or bidirectional movement; the control to the stopping mechanism through fingers can be realized by adopting the stopping part, thereby the quick adjustment to the presser feet spacing under the single hand operation is realized.
Description
Technical field
The utility model relates to a kind of locking pliers and presser feet governor motion thereof, especially a kind of locking pliers of regulating the mechanism of locking pliers presser feet openings of sizes and having this kind governor motion.
Background technology
The adjusting of openings of sizes mainly is to finish by the adjusting of locking pliers tail screw rod between locking pliers presser feet of the prior art, a kind of locking pliers is also arranged, by offering the regulated presser feet of screw, thereby realize regulating of presser feet openings of sizes with the mounting strap screw rod at the presser feet end.Though such presser feet opening adjustment structure is being regulated defective not outstanding on the openings of sizes, but no matter the adjusting of tail screw rod still is the adjusting of presser feet screw rod, all needing to screw in the back-out screw rod finishes, one comes rotary screw need expend the suitable time, and two such structures are not suitable for one-handed performance; Such problem seems more outstanding when especially needing continuous conversion and adjusting openings of sizes in clamping process.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of can finish locking pliers and the presser feet opening governor motion thereof that the presser feet openings of sizes is regulated fast under one-handed performance; Technical problem to be solved in the utility model can be implemented by the following technical programs.
A kind of locking pliers presser feet opening governor motion comprises:
At least one is located at the slip ratchet bar of locking pliers clamp arm end, and described ratchet bar end is provided with a clamping claw; Move stopping mechanism with a finger that acts on described at least one slip ratchet bar, the moving stopping mechanism of described finger has one near the moving portion of the finger of caliper finger grip position.
Described stopping mechanism can be a linkage.
As the further improvement of the technical program, the moving stopping mechanism of described finger is a bullet machine drawing structure.
Further improvement as the technical program, described bullet machine drawing structure has a back-moving spring that can make the ratchet of this mechanism and described ratchet bar be separated or lean under its elastic force relaxation, described bullet machine drawing structure and described ratchet are against locating to form an one way engagement structure.
Described clamping claw can be the presser feet that floats.
The utility model also provides a kind of locking pliers with above-mentioned presser feet opening governor motion.
And being connected and installed the hole and can being non-centrosymmetry holes such as square or rectangle of the slip tooth bar of described presser feet opening governor motion and described locking pliers clamp arm, the design of its non-centrosymmetry connecting hole makes the ratchet bar that interts wherein can arbitrarily not rotate in clamping process.
As the further improvement of this locking pliers technical scheme, on described locking pliers, can be provided with one with the corresponding regular jaw of described clamping claw; And clamping claw has two working faces in a certain angle, and described regular jaw also has two working faces that are aforementioned certain angle, and under clamped condition, two working faces of described clamping claw are parastate with two working faces of described regular jaw respectively.As preferred embodiment, this angle can be the most frequently used vertical an angle of 90 degrees.
In addition, on described regular jaw, can be convenient to the arc shape span bridge opening that workpiece passes through by being provided with, so that one of two workpiece that are "T"-shaped layout are from wherein passing through, and the maximum grip thickness of decision and the restriction workpiece that passes through.Thereby satisfy more actual needs.
This locking pliers can be provided with a tail screw rod rocking arm in addition, and this rocking arm helps clamping the fine setting of opening, the fine setting when being particularly advantageous in integral multiple tooth pitch size at tooth bar and can not satisfying adjusting fully and require.
Adopt the locking pliers and the presser feet opening governor motion thereof of this technical scheme, by referring to stop and the release of stopping mechanism to the slip ratchet bar, make the ratchet bar that contains presser feet when stopping mechanism leans, form an one-way movement state, it can only be moved towards the direction that presser feet clamps, and when stopping mechanism broke away from ratchet, ratchet bar can bidirectional-movement; Refer to that when finger is acted on moving portion can realize pointing the control to stopping mechanism in addition, and then reach the purpose of stopping mechanism, realize under the so-called one-handed performance quick adjustment the presser feet spacing to the stop or the disengaging of ratchet bar.
Description of drawings
Below in conjunction with accompanying drawing the specific embodiment of the present utility model being done one describes in detail.
Fig. 1 is the structural representation of embodiment one;
Fig. 2 is the stereogram of Fig. 1;
Fig. 3 is the structural representation of embodiment two;
Fig. 4 is the structural representation of embodiment three;
Fig. 5 is the structural representation of embodiment four;
Fig. 6 is the structural representation of embodiment five;
Fig. 7 is the side view of clamping claw and regular jaw among Fig. 6;
Fig. 8 is the structural representation of regular jaw among Fig. 6;
Fig. 9 is that the workpiece of jaw among Fig. 6 clamps schematic diagram.
Among the figure: 11---fixed arm 111,121---installing hole 12---lever arm 21---fixed handle 22---flexible handle 3---ratchet bar 31---ratchets 32,---32B floats presser feet 4---linkage 4B---retaining assembly 41,4B1---push away/pull bar 411,4B11---spring 412---butt junction 42---pole 421---fixed axis 422---press head 4B2---spanner handle 5---tail screw rod 51---rocking arm 61---clamping claw 611,612---working face 62---regular jaw 621,622---working face 63---regular jaw 631,632---working face 633---bridge opening 71,72---workpiece
The specific embodiment
Embodiment one:
Locking pliers as depicted in figs. 1 and 2 is provided with a limit mounting hole 111 at fixed arm 11 front ends, is provided with ratchet bar 3 in the hole, and ratchet bar 3 can slide up and down or move along installing hole 111; One side of ratchet bar 3 is provided with ratchet 31, is connected with the presser feet 32 that floats on the ratchet bar; On locking pliers fixed arm 11, be provided with the linkage 4 of control ratchet 31 advance and retreat, this linkage is made up of two parts, 42 1 sections of the L type poles that is respectively the pushing away of straight section/pull bar 41 and is hinged with it, pole 42 is fixed on the fixed arm 11 by fixed axis 421, its end is provided with press head 422, this press head 422 just in time is arranged near the finger grip position of fixed handle 21 and flexible handle 22 compositions, so that one-handed performance, when pointing (such as thumb) when pressing down press head 422, L type pole rotates along fixed axis 421 these rotating shafts, drive pushes away/and pull bar 41 is to the direction motion away from ratchet, thereby make the butt junction 412 that is resisted against on the ratchet 31 break away from ratchet 31, and linkage 4 is provided with spring 411, this spring makes linkage 4 form one and pushes butt junction 412 elastic restoring force of ratchet 31 to, and the flute profile of ratchet 31 design ratchet bar 3 unidirectional passing through downwards can guarantee ratchet 31 with butt junction 412 engagements the time.
By the control of finger, whether the engagement that realizes ratchet 31 and butt junction 412 adopts tail screw rod 5 further to regulate then according to actual needs during use, utilizes the further fine setting of the Rocker arm 51 light realization openings of sizes that tail screw rod 5 ends are provided with.
And on lever arm 12, in the set installing hole 121 identical or similar presser feet opening governor motion can be set also, make locking pliers realize regulating of opening at both direction; Annexes such as V-arrangement briquetting perhaps are installed, to make things convenient under the Bi Yao situation to having the clamping of the outer facade workpiece of arc in presser feet installing hole 121.Simultaneously, because the binding site of ratchet bar 3 and locking pliers---being installing hole 111 cross sections designs (also can be other non-centrosymmetry cross section structure, such as square, ellipse etc.) for rectangle.The structure of its non-centrosymmetry cross section, make the tooth bars be installed in the presser feet hole 111 when holding workpiece, irrational rotation can not occur, also can be considered as be in the prior art because a kind of improvement of the unreasonable rotation phenomenon of screw in clamping process that the installation screw occurs in the circular mounting hole.
Embodiment two:
Locking pliers as shown in Figure 3 and presser feet opening governor motion thereof are that with the difference of embodiment one position of linkage 4 is arranged on the outside of fixed arm, can avoid the unnecessary influence to holding workpiece like this.
Embodiment three:
Locking pliers as shown in Figure 4, has a retaining assembly 4B who is different from linkage 4 among the embodiment one, this retaining assembly comprises and pushing away/pull bar 4B 1 and spanner handle 4B2, equally also be provided with the first-class retaining of controlling ratchet bar 3 jointly of retaining spring 4B 11 and butt, and spanner handle 4B2 and finger grip position are adjacent, are convenient under the one-handed performance control to ratchet bar.This ratchet bar 3 also is provided with a unsteady presser feet 32B different with embodiment one in addition.Only need pull spanner handle during use and can realize corresponding operating.
Embodiment four:
Locking pliers structure as shown in Figure 5, compare with embodiment one, what ratchet bar 3 lower ends connected is a V-arrangement clamping claw 61, this clamping claw 61 has two perpendicular outer upright working faces 611 and 612, correspondingly on the screwed hole of locking pliers lever arm 12 presser feet ends, be equipped with and the corresponding regular jaw 62 of clamping claw, this regular jaw 62 also has two perpendicular working faces 621 and 622, working face 611 and 621 and working face 612 and 622 be in parastate respectively, this structure helps the clamping of two workpiece that mutually distribute in vertical state and fastening.
Embodiment five:
As Fig. 6 to another locking pliers structure shown in Figure 8, the same with embodiment four, the regular jaw 63 of this locking pliers also has two perpendicular working faces 631 and 632, but different is offers an arc shape span bridge opening 633 on working face 632, working face 611 and 631 and working face 612 and 632 be in parastate respectively.
Be illustrated in figure 9 as the state signal of this jaw structure when clamping work pieces, workpiece 71 and 72 T-shaped joining, the trend of 632 pairs of workpiece 71 of working face positions, and is resisted against that workpiece 72 on the working face 631 passes through bridge opening 633 so that its integral layout or move towards the two ends of office workpiece 71.The big young pathbreaker in bridge opening 633 directly limits the thickness that passes through workpiece 72 wherein.
In addition, the angle of each working face in embodiment four and five also can be arranged to other angle commonly used according to actual needs flexibly, and is not limited only to 90 degree.
Locking pliers described in the utility model and presser feet opening governor motion thereof, can be under the state of one-handed performance, realize the quick adjustment of presser feet openings of sizes, can one-way trip under the ratchet engagement state, and under non-engagement state, ratchet bar slippage is fast realized wider adjusting.
Claims (14)
1, a kind of locking pliers presser feet opening governor motion is characterized in that, comprising:
At least one is located at the slip ratchet bar of locking pliers clamp arm end, and described ratchet bar end is provided with a clamping claw;
Move stopping mechanism with a finger that acts on described at least one slip ratchet bar, the moving stopping mechanism of described finger has one near the moving portion of the finger of caliper finger grip position.
2, locking pliers presser feet opening governor motion according to claim 1 is characterized in that described stopping mechanism is a linkage.
3, locking pliers presser feet opening governor motion according to claim 1 and 2 is characterized in that, the moving stopping mechanism of described finger is a bullet machine drawing structure.
4, locking pliers presser feet opening governor motion according to claim 3, it is characterized in that, described bullet machine drawing structure has a back-moving spring that can make the ratchet of this mechanism and described ratchet bar be separated or lean under its elastic force relaxation, described bullet machine drawing structure and described ratchet are against locating to form an one way engagement structure.
According to claim 1,2 or 4 described locking pliers presser feet opening governor motions, it is characterized in that 5, described clamping claw is the presser feet that floats.
6, locking pliers presser feet opening governor motion according to claim 3 is characterized in that, described clamping claw is the presser feet that floats.
7, a kind of locking pliers is characterized in that, described locking pliers has a claim 1,2 or 4 described presser feet opening governor motions.
8, locking pliers according to claim 7 is characterized in that, the cross section, hole that is connected and installed of the slip tooth bar of described presser feet opening governor motion and described locking pliers clamp arm is a non-centrosymmetry face.
9, locking pliers according to claim 8 is characterized in that, described non-centrosymmetry face is square or the rectangle face.
10, locking pliers according to claim 7 is characterized in that, described locking pliers have one with the corresponding regular jaw of described clamping claw; Described clamping claw has two working faces in a certain angle, and described regular jaw has two working faces that are aforementioned certain angle, and under clamped condition, two working faces of described clamping claw are parastate with two working faces of described regular jaw respectively.
11, locking pliers according to claim 10, it is characterized in that, described regular jaw is provided with is convenient to the arc shape span bridge opening that workpiece passes through, and makes one of two workpiece be "T"-shaped layout from wherein passing through, and the maximum grip thickness of the decision workpiece that passes through.
According to claim 10 or 11 described locking pliers, it is characterized in that 12, described angle is 90 degree.
13, locking pliers according to claim 7 is characterized in that, described locking pliers is provided with one and regulates the tail screw rod.
14, locking pliers according to claim 13 is characterized in that, described tail screw rod has a rocking arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200551199U CN201168930Y (en) | 2008-01-25 | 2008-01-25 | Locking pliers and presser foot opening regulating mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200551199U CN201168930Y (en) | 2008-01-25 | 2008-01-25 | Locking pliers and presser foot opening regulating mechanism thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201168930Y true CN201168930Y (en) | 2008-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200551199U Expired - Fee Related CN201168930Y (en) | 2008-01-25 | 2008-01-25 | Locking pliers and presser foot opening regulating mechanism thereof |
Country Status (1)
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| CN (1) | CN201168930Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI513554B (en) * | 2014-07-21 | 2015-12-21 | ||
| CN107471326A (en) * | 2017-09-30 | 2017-12-15 | 河南淘家智能科技有限公司 | A kind of carpenter's clamping device |
| CN107654721A (en) * | 2017-08-28 | 2018-02-02 | 广西电网有限责任公司贵港供电局 | A kind of switching tools for gas cylinder cylinder valve |
| CN109352548A (en) * | 2018-10-19 | 2019-02-19 | 李�昊 | A kind of pipe docking clamping locking pliers |
| CN110625547A (en) * | 2019-10-24 | 2019-12-31 | 广东原创新材料科技有限公司 | Table top magnetic fastening device |
-
2008
- 2008-01-25 CN CNU2008200551199U patent/CN201168930Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI513554B (en) * | 2014-07-21 | 2015-12-21 | ||
| CN107654721A (en) * | 2017-08-28 | 2018-02-02 | 广西电网有限责任公司贵港供电局 | A kind of switching tools for gas cylinder cylinder valve |
| CN107654721B (en) * | 2017-08-28 | 2024-03-22 | 广西电网有限责任公司贵港供电局 | Switching tool for high-pressure gas cylinder valve |
| CN107471326A (en) * | 2017-09-30 | 2017-12-15 | 河南淘家智能科技有限公司 | A kind of carpenter's clamping device |
| CN107471326B (en) * | 2017-09-30 | 2019-08-06 | 郑招才 | A kind of carpenter's clamping device |
| CN109352548A (en) * | 2018-10-19 | 2019-02-19 | 李�昊 | A kind of pipe docking clamping locking pliers |
| CN110625547A (en) * | 2019-10-24 | 2019-12-31 | 广东原创新材料科技有限公司 | Table top magnetic fastening device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Wang Jiangang Document name: Notification to Pay the Fees |
|
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: Huating Jiading District Town, Shanghai City Hua Bo Road No. 605 201816 Patentee after: Weitai Machinery Co., Ltd. Address before: Jiading District Malu town Shanghai city 201801 Hope Road No. 528 Patentee before: Weitai Machinery Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081224 Termination date: 20150125 |
|
| EXPY | Termination of patent right or utility model |