CN1050792C - Automatic self-adjusting and locking tool - Google Patents
Automatic self-adjusting and locking tool Download PDFInfo
- Publication number
- CN1050792C CN1050792C CN94108186A CN94108186A CN1050792C CN 1050792 C CN1050792 C CN 1050792C CN 94108186 A CN94108186 A CN 94108186A CN 94108186 A CN94108186 A CN 94108186A CN 1050792 C CN1050792 C CN 1050792C
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- China
- Prior art keywords
- jaw
- adjustable jaw
- tooth
- adjustable
- planar side
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- Expired - Fee Related
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Abstract
The invention provides a method to automatically adjust a clamp, an adjustable wrench or the adjustable clamp mouth of a pipe wrench toward a fixed clamp mouth, while the tool is still kept on a workpiece. The invention also provides a method to open a clamp mouth to fully-open position in a quick operation. The two methods apply to manual tools with different structures, and to various working conditions.
Description
The present invention relates to a kind of manual tool, relate to a kind of instrument that automatically jaw is adjusted to appropriate size specifically, so that clamp, the ratchet-type action fast of the workpiece of clamping or rotation various sizes and shape, this instrument is handled.Particularly suitable clamp of the present invention, adjustable wrench, and pipe wrench.
The present invention is the improvement to manual tool, and this class manual tool is used for the annular knurl adjusting nut of wrench, is used for being slidingly connected of clamp and is connected with concavo-convex, also is to regulating the improvement of various tool with other similar approach of cooperating various workpiece.
In the prior art, regulate spanner, pipe wrench and clamp are by adopting the annular knurl adjusting nut with the method that cooperates various workpiece, be slidingly connected, groove connection etc. is finished, and more or less is to have adopted " exploration " method, promptly select wrong adjusting, and must select over and over.This method is except trouble, time-consuming and inaccurate outside, also require to use two hands, and in many cases, this can cause injuring the user and destroying valuable equipment.
As mentioned above, standard and shortcoming used control method are quite obvious.
So, the purpose of this invention is to provide:
(a) have the dissimilar manual tool of different jaw shapes and application, have the device of handling them with quick ratchet-type action.
(b) manual tool, its jaw can be adjusted to a workpiece the minimum loss of time apace automatically, and can turn back to open jaw position equally apace.
(c) have the manual tool of above-mentioned feature, the lever ratio clamping work pieces that it can at least 8 to 1, this all can be avoided slippage and injury user's possibility concerning all are used.
(d) above-mentioned manual tool, its simplicity of design, low cost of manufacture, and can the acceptable price of ordinary consumer sell.
According to the present invention, a kind of manual tool is provided, comprise a body that has integrated regular jaw and fixed handle; Be installed in an adjustable jaw and a turning handle on the described body; Described adjustable jaw is slidably mounted in device on the described body; Be convenient to regulate the device of described adjustable jaw towards described regular jaw; Be convenient to regulate the device that described adjustable jaw leaves described regular jaw, described device is always keeping finishing adjusting in the parallel alignment between described adjustable jaw and the described regular jaw, described adjustable jaw rotationally and be slidably mounted on the described body, and with described adjustable jaw slidably and the device that is installed in rotation on the described body comprise a forked section that is positioned on the described adjustable jaw and two sidewalls and an inwall are provided; A rail sections that is positioned on the described body, described rail sections roughly becomes an angle of 90 degrees with respect to described regular jaw, and the described forked section on the described adjustable jaw straddles on the described rail portion; An elongated slot that is positioned on the described body, described elongated slot is roughly parallel to described rail portion; With a pin, described pin is installed on the described sidewall of described forked section and passes described elongated slot and freely extend, and makes adjustable jaw slidably and rotate.
The detailed description of back (has provided some most preferred embodiment of the present invention) in accompanying drawing and claims and has pointed out and disclose combination of elements, and the setting of various parts and the feature of structure therefrom can obviously be found out these and other objects and advantage.
Be to be understood that these embodiment just for illustrative purposes, the present invention is not limited, but applicable to any purpose that sees fit.
Fig. 1 is the elevation view of one of them most preferred embodiment of the present invention, and it has the clamp shape jaw of band saw tooth.
Fig. 2 is the left view of instrument shown in Figure 1.
Fig. 3 is the right view of instrument shown in Figure 1.
Fig. 4 is the rearview of instrument shown in Figure 1.
Fig. 5 is the end-view of instrument one end shown in Figure 4.
Fig. 6 is another a end-view of instrument shown in Figure 4.
Fig. 7 is the view of a part of the present invention shown in Figure 1, shows adjustable jaw with the section of being got along Fig. 7 center line 7-7.
Fig. 8 is the part of instrument shown in Figure 1, and wherein handle is cut, and shows another the adjustable jaw shape that has the linear smoothing clamping surface.
Fig. 9 is the part of instrument shown in Figure 1, and wherein handle is cut, and shows another jaw shape that has relative V-arrangement jaw.
Fig. 1 is a whole diagrammatic sketch, shows the citation form of the manual tool of the clamp shape jaw with band saw tooth, and Fig. 2 and 3 is respectively the right view and the left view of instrument shown in Figure 1.A shown flat planar body 10 at one end has a regular jaw 12 and has a fixed handle 14 at the other end.One rail sections 16 with angled relation between regular jaw 12 and fixed handle 14.One adjustable jaw 18 has a forked section 20 that straddles on the guide rail 16, and keeps pin 22 mounted thereto by means of one, and this maintenances is sold 22 and is installed on two walls of forked section 20 and the elongated slot 16 that passes an adjacent rail 16 freely extends.Groove 24 is roughly parallel to guide rail 16, and groove 24 and guide rail 16 both be approximately perpendicular to regular jaw 12.An arc-like sheet spring 26 as shown in Figure 7 is installed on the madial wall 28 of the forked section 20 on the adjustable jaw 18.One end of sheet spring 26 on the top of adjustable jaw 18 or inner part prop up and withstand on the guide rail 16, its other end is then inwardly towards the bottom or the outer end of the adjustable jaw 18 of guide rail 16 compressings.
As shown in figure 13, adjustable jaw 18 all has tooth bar 30 and 32 on each wall that is formed by forked section 20 in two walls.Tooth bar is the part of automatic governor motion.Fig. 1 illustrate each tooth all have one with respect to guide rail 16 and groove 24 acutangulate long planar side 34 and one with respect to guide rail 16 and groove 24 obtuse-angulate short planar side 36.Long planar side 34 faces up along the general direction of regular jaw 12, and short planar side then faces down along opposite direction.One turning handle 38 has a forked section 40, and it is installed on the body 10 by a bearing pin 42.Tooth 44 is positioned on two walls of forked section 40, and each tooth all has a long planar side 46 and a short planar side 48, and they are identical with tooth on tooth bar 30 and 32 but in the opposite direction.When turning handle 38 was left fixed handle 14, the long side 46 of tooth 44 was slided along the long side 34 of the tooth on tooth bar 30 and 32, and adjustable jaw 18 is remained on the position of guide rail 16 by the tension force of sheet spring 26 simultaneously.This sliding action forces jaw 18 to leave guide rail 16 around pin 22, the long side 34 of crossing the tooth on tooth bar 30 and 32 up to the long side 46 of tooth 44, subsequently the compressing lower jaw 18 of sheet spring 26 to return towards guide rail 16 rotate and make tooth bar 30 and 32 and tooth 44 mesh once more.The short side 36 of the tooth on the tooth bar 30 and 32 is contacted with the short side 48 of tooth 44.Then, when present dynasty's fixed handle 14 moved turning handle 38, adjustable jaw 38 just progressively moved towards regular jaw 12.By the stretching degree of joystick 14 and 38, the operator can once control adjustable jaw 18 and move one towards regular jaw 12, two or three teeth.One spring 50 is between handle 14 and 38, with assist handle fast moving and the adjustable jaw 18 corresponding fast moving towards regular jaw 12.Spring 50 is by opening the also auxiliary quick ratchet action of handle and jaw automatically, and jaw can slide with clamping again fast around workpiece like this.The projection 39 and 41 of two protrusions is positioned at the bottom of adjustable jaw 18, in order to jaw 18 is drawn back and draws back from regular jaw 12 then, arrive so that reopen jaw the required state of new operation of finishing once downwards from guide rail 16.
Fig. 7 shows the internal structure of adjustable jaw, the position of sheet spring 26 in forked section 20 and the pin 22 that can in elongated slot 24, be free to slide, and their teeth on turning handle and the tooth on the adjustable jaw have constituted automatic governor motion.
Fig. 8 shows another preferable jaw shape, and it has linear smoothing clamping surface 52 and 54, mainly is used in square or hex nut, on bolt and other this class accessory.
Fig. 9 shows another jaw shape, and it has the level and smooth jaw 56 of relative V-arrangement and 58, in the corner of V font a small half of footpath groove 60 and 62 is arranged.This configuration mainly is used in by brass, and copper is on the hexagon accessory that aluminium, plastics and other are made than soft material.As can be seen, the groove of jaw corner can prevent that jaw from contacting the turning of described accessory, and because jaw contacts accessory four same relative sides with very strong chucking power, so concerning all practical applications, all can avoid damaging or squeezing the possibility of broken these accessories.Certainly, the instrument with this jaw shape is not limited in and is used in described accessory, and it also can be used on the nuts and bolt of standard.
In a word, the present invention might provide the clamp with a compound clamping ratio of multiple size, far surpasses existing standard and the most frequently used clamp on the market; The adjustable spanner of the quick ratchet-type action of the utilization of multiple size; With the pipe wrench of multiple size, it also utilizes a quick ratchet action and its clamping force far to surpass the standard pipe spanner that uses now.All these instruments all have can be in the shortest time jaw of quick adjustment, or being adjusted on workpiece clamping claw or being adjusted to jaw is flared at utmost, all these instruments can be in a quick ratchet-type action slide and need not to take off them from workpiece around a workpiece.
Claims (7)
1. a manual tool comprises a body that has integrated regular jaw and fixed handle; Be installed in an adjustable jaw and a turning handle on the described body; Described adjustable jaw is slidably mounted in device on the described body; Be convenient to regulate the device of described adjustable jaw towards described regular jaw; Be convenient to regulate the device that described adjustable jaw leaves described regular jaw, described device is always keeping finishing adjusting in the parallel alignment between described adjustable jaw and the described regular jaw, it is characterized in that described adjustable jaw rotationally and be slidably mounted on the described body, and with described adjustable jaw slidably and the device that is installed in rotation on the described body comprise a forked section that is positioned on the described adjustable jaw and two sidewalls and an inwall are provided; A rail sections that is positioned on the described body, described rail sections roughly becomes an angle of 90 degrees with respect to described regular jaw, and the described forked section on the described adjustable jaw straddles on the described rail portion; An elongated slot that is positioned on the described body, described elongated slot is roughly parallel to described rail portion; With a pin, described pin is installed on the described sidewall of described forked section and passes described elongated slot and freely extend, and makes adjustable jaw slidably and rotate.
2. manual tool as claimed in claim 1, the described device that it is characterized in that being convenient to regulating towards described regular jaw described adjustable jaw comprises a sheet spring with a upper end and a lower end, described lower end is installed on the inwall of described forked section of described adjustable jaw, described spring is bent and described upper end propped up withstand on the described rail sections of described body and keep the top of described adjustable jaw to leave described rail portion, and oppress the bottom of described adjustable jaw simultaneously towards described rail sections, first tooth of one group of processing on described adjustable jaw, each described first tooth has a long planar side and a short planar side, described long planar side acutangulates with respect to described rail sections, described short planar side is divided into the obtuse angle with respect to described rail portion, and described long planar side and short planar side are at one end joined and formed the tooth of an acute angle; With second tooth of processing on described turning handle, each described second tooth has a long planar side and a short planar side that cooperates with described first tooth on the described adjustable jaw, when when described fixed handle moves back and forth described turning handle, can be towards the described regular jaw described adjustable jaw that slides, keeping parallelism is aimed to be in best clamped position between described jaw simultaneously.
3. manual tool as claimed in claim 1, it is characterized in that being convenient to regulating the projection of the protrusion on the opposite flank that described device that described adjustable jaw leaves described regular jaw is included in described adjustable jaw, described projection can be pinched so that the bottom of adjustable jaw is drawn back and made described first tooth on the described adjustable jaw break away from described second tooth on the described turning handle from the described rail portion of described body, can in the one-time continuous action described adjustable jaw be pulled away from described regular jaw fast like this.
4. as any the described manual tool in the claim 1 to 3, it is characterized in that having clamping surface on described regular jaw and the described adjustable jaw.
5. manual tool as claimed in claim 4 is characterized in that described clamping surface has a series of sawtooth.
6. manual tool as claimed in claim 4 is characterized in that described clamping surface is a linear smoothing.
7. manual tool as claimed in claim 4 is characterized in that described clamping surface is level and smooth V-arrangement, and also has a small half of footpath groove in the corner of described V-arrangement clamping surface.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US8976493A | 1993-07-07 | 1993-07-07 | |
| US089,764 | 1993-07-07 | ||
| US096,509 | 1993-07-22 | ||
| US08/096,509 US5385072A (en) | 1993-07-22 | 1993-07-22 | Adjustable gripping and locking tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1100681A CN1100681A (en) | 1995-03-29 |
| CN1050792C true CN1050792C (en) | 2000-03-29 |
Family
ID=26780923
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN94108186A Expired - Fee Related CN1050792C (en) | 1993-07-07 | 1994-07-06 | Automatic self-adjusting and locking tool |
| CN 94109177 Pending CN1103345A (en) | 1993-07-07 | 1994-07-06 | Adjustable gripping and locking tool |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94109177 Pending CN1103345A (en) | 1993-07-07 | 1994-07-06 | Adjustable gripping and locking tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN1050792C (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7117771B2 (en) * | 2004-12-23 | 2006-10-10 | Smithville, Llc | Self-adjusting, locking pliers with gripping force adjustment |
| CN103286714B (en) * | 2013-06-04 | 2016-04-06 | 国家电网公司 | A kind of sleeve pipe lead-in wire shfting wrench |
| CN103651207B (en) * | 2013-12-10 | 2015-05-13 | 中国水产科学研究院下营增殖实验站 | Flaring device for bivalve molluscs |
| US10272546B2 (en) | 2014-07-02 | 2019-04-30 | Hangzhou Great Star Tools Co., Ltd. | Force relieving mechanism and ratchet clamp having force relieving mechanism |
| CN105328595B (en) * | 2014-07-02 | 2018-12-21 | 杭州巨星工具有限公司 | Force release mechanism and ratchet clamp with force release mechanism |
| CN105269477A (en) * | 2014-07-24 | 2016-01-27 | 吴明杰 | Clamping device capable of rapidly adjusting clamping force |
| CN106141947A (en) * | 2015-04-15 | 2016-11-23 | 杭州巨星工具有限公司 | A kind of hand-operated tools |
| JP6933581B2 (en) * | 2015-04-15 | 2021-09-08 | 杭州巨星工具有限公司 | Hand tools |
| CN105366933B (en) * | 2015-12-14 | 2017-12-19 | 东莞市长长昶达金属制品有限公司 | Glass clamps |
| CN106041777A (en) * | 2016-08-15 | 2016-10-26 | 国网山东省电力公司荣成市供电公司 | Low-voltage safety insulated clamp |
| CN109048740A (en) * | 2016-12-22 | 2018-12-21 | 杭州跟策科技有限公司 | If the fork spanner of activity clamping tooth |
| DE102018111873A1 (en) * | 2018-05-17 | 2019-11-21 | Gustav Klauke Gmbh | crimping pliers |
| TWI682836B (en) * | 2019-04-22 | 2020-01-21 | 吳明杰 | Universal pliers |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0284896A2 (en) * | 1987-03-27 | 1988-10-05 | Kabushikigaisha Taimukemikaru | Cutting pliers for welding torch |
| CN1054024A (en) * | 1990-02-14 | 1991-08-28 | 彼德森制造公司 | Hand tools or improved bar pincers |
| CN1054388A (en) * | 1990-02-15 | 1991-09-11 | 彼德森制造公司 | Improved bar clamp |
| US5176049A (en) * | 1989-06-23 | 1993-01-05 | Ted Neff | Compound leverage gripping tool with constantly parallel jaws |
-
1994
- 1994-07-06 CN CN94108186A patent/CN1050792C/en not_active Expired - Fee Related
- 1994-07-06 CN CN 94109177 patent/CN1103345A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0284896A2 (en) * | 1987-03-27 | 1988-10-05 | Kabushikigaisha Taimukemikaru | Cutting pliers for welding torch |
| US5176049A (en) * | 1989-06-23 | 1993-01-05 | Ted Neff | Compound leverage gripping tool with constantly parallel jaws |
| CN1054024A (en) * | 1990-02-14 | 1991-08-28 | 彼德森制造公司 | Hand tools or improved bar pincers |
| CN1054388A (en) * | 1990-02-15 | 1991-09-11 | 彼德森制造公司 | Improved bar clamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1100681A (en) | 1995-03-29 |
| CN1103345A (en) | 1995-06-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Applicant after: Tools Technology Corp. Applicant before: Texceed Corporation |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: TEXCEED CORPORATION TO: TOOLS RESEARCH CO.,LTD. |
|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20000329 Termination date: 20130706 |