CN2917997Y - Carpenters' clamps - Google Patents
Carpenters' clamps Download PDFInfo
- Publication number
- CN2917997Y CN2917997Y CN 200620103786 CN200620103786U CN2917997Y CN 2917997 Y CN2917997 Y CN 2917997Y CN 200620103786 CN200620103786 CN 200620103786 CN 200620103786 U CN200620103786 U CN 200620103786U CN 2917997 Y CN2917997 Y CN 2917997Y
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- CN
- China
- Prior art keywords
- clamp
- locking
- spring
- slide bar
- movable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The utility model belongs to a wood working clamp which can clamp a work piece quickly, composed of a sliding rod (1), a fixing clamp (2), and a moveable clamp body (3) sleeved on the sliding rod (1). A locking chuck plate (4), a button (5), a propelling chuck plate (6), and a propelling spanner (7) are arranged in the moveable clamp body (3), the locking chuck plate (4) is arranged slantwise, an end of the propelling spanner (7) can be revolvably connected on the moveable clamp body (3), a rectangular hole for getting through the sliding rod (1) is opened on the propelling chuck plate (6) and the locking chuck plate (4), a spring (8) is arranged between the propelling chuck plate (6) and the inner wall of the moveable clamp body (3), a spring (9) is arranged between the propelling chuck plate (6) and the locking chuck plate (4), the spring (9) is arranged at the sliding rod (1) side, an end of the spring (9) is contacted with a retaining block (31) end surface, and the other end is contacted with the end surface at the locking chuck plate (4) side. The spring is arranged at the sliding rod side, the spring with a small cross section can be adopted, and the spring is not easy to be compressed and distorted under stress, thereby preventing the moveable clamp body from being separated from the sliding rod.
Description
Technical field
The utility model belongs to the technical field of clamping device, relates in particular to a kind of carpenters' clamp.
Background technology
A kind of carpenters' clamp is arranged in the market, and it utilizes screw drive to clamp or unclamps workpiece, and it need be lived piece-holder at leisure by the turn screw rod, thus the holding action trouble, and speed is slow.Therefore occurred a kind of can fast piece-holder be lived quick carpenters' clamp, as a patent No. is that the Chinese utility model patent " fast powerful carpenters' clamp " of ZL02261742.6 (notification number is CN2578070Y) has disclosed the structure so a kind of, the quick carpenters' clamp of a kind of brute force, mainly comprise: geometrical clamp, slide bar, movable clamp, geometrical clamp is fixed on the slide bar, movable clamp is enclosed within on the slide bar, the live splint intracoelomic cavity is provided with the locking clamp, button, advance spanner, spring, advance clamp, spring and locking clamp, the propelling clamp cooperates, advance on the spanner and a circle hole sleeve is arranged on the cylinder of movable clamp, there is an oblong aperture to be inserted in slide bar in the middle of advancing clamp, have an oblong aperture to be inserted in slide bar in the middle of the locking clamp, button penetrates in the hole of movable clamp.The utility model is simple in structure, and is easy to operate, and clamp speeds is fast, utilizes the screw mandrel precession can increase chucking power, and clamping length can as long as change slide bar length, just can change clamping length according to user's needs.It has the advantage of the simple and speed piece of holding action, but because it is advancing the spring that between clamp and the locking clamp locking clamp is resetted to be set on the slide bar, therefore the contact-making surface of this spring and locking clamp is big, spring stress is compressed distortion easily, and this spring is to contact with the middle part of locking clamp, when we reverse this carpenters' clamp, movable clamp is down the time, a little firmly shake this carpenters' clamp, movable clamp is under the gravity inertial effect, locking clamp in it overcomes spring action and offsets downward under effect of inertia, make locking on the clamp oblong aperture and the slide bar cross section over against, promptly this oblong aperture does not have the frictional resistance effect to slide bar, so live splint knows from experience along slide bar and glide, and detaches slide bar, cause the damage of this carpenters' clamp, also have spring housing to be located on the slide bar and be provided with, increased the installation difficulty of this carpenters' clamp integral body, also have with spring housing be located on the slide bar inconvenient we assemble this carpenters' clamp.
Summary of the invention
Technical problem to be solved in the utility model is the carpenters' clamp that provides another can be fast workpiece to be clamped at above-mentioned prior art present situation, even it has carpenters' clamp is inverted and shake, and the movable clamp on it also difficult drop-off goes out the advantage of slide bar.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of carpenters' clamp, include slide bar, the geometrical clamp of fixed slip bar one end, be set on the slide bar and also can fold the movable clamp of joining along the slide bar slippage and with geometrical clamp, in movable clamp, be provided with the locking clamp, button, advance clamp, advance spanner, advance on the spanner one end connection activity rotationally clamp, advance clamp and locking clamp all to have an oblong aperture that can supply slide bar to pass, before advancing clamp and movable clamp, be provided with between the inwall and can make the spring that advances clamp to reset, in movable clamp, also be provided with and stop the block that advances clamp to retreat, between propelling clamp and locking clamp, be provided with the spring that the locking clamp is resetted, button penetrates movable clamp and contacts cooperation with the locking clamp, it is characterized in that described spring between propelling clamp and locking clamp is arranged on a side of slide bar, one end of spring contacts with the block end face, and the other end then contacts with the end face of locking clamp one side.
Having two in the above-mentioned movable clamp extends upward and column that parallel interval is relative, formation one and the corresponding draw-in groove of locking clamp thickness between these two columns, one end of locking clamp just blocks to be established in this draw-in groove and this draw-in groove deflection certain angle relatively, to lock clamp is fastened in the above-mentioned draw-in groove, design can only make end skew certain angle before and after its draw-in groove of locking clamp like this, can prevent to lock clamp integral body moves down along slide bar, can further guarantee to lock the locking of clamp, strengthen the stability of locking slide bar.
The above-mentioned spring housing between the inwall before advancing clamp and movable clamp is located on the slide bar, because the propelling clamp at this place is to need its integral body along the slide bar slippage in course of action, therefore this spring housing is located on the slide bar to good, advance clamp one end if this spring is resisted against, it is whole along the slide bar slippage to advance clamp to be difficult for so.
Above-mentioned propelling clamp is good with two, and these two advance clamp to be superimposed together mutually, advances the easier drive slide bar reach of clamp like this.
Above-mentioned button penetrates in the movable clamp from the rear wall of movable clamp, contact with the locking clamp again, certainly also can adopt the existing button that similarly can promote to lock clamp, also can promote this button as the sidewall that button can be arranged on movable clamp, make button and locking clamp contact site promote the locking clamp and move forward along sidewall.
For strengthening the dynamics of this carpenters' clamp clamping, be fixed with brake pad in the geometrical clamp upper end of stating, be fixed with in the upper end of movable clamp parallel with above-mentioned brake pad over against brake pad.
Compared with prior art, advantage of the present utility model is: the spring between propelling clamp and locking clamp is arranged on a side of slide bar, need not to allow slide bar pass this spring when assembling like this, so more convenient we assemble this carpenters' clamp, one end of spring contacts with the block end face, the other end then contacts with the end face of locking clamp one side, this spring is arranged on a side of slide bar, this spring has one it to be returned back to make the obliquity pretension thrust of slide bar under being in the lock state to a side of locking clamp, there is spring to be arranged on slide bar one side again, we can adopt the less spring of cross section, to guarantee that spring is little with the contact-making surface of locking clamp, spring stress is difficult for being compressed distortion, when we reverse this carpenters' clamp, and a little firmly shake this carpenters' clamp, the locking clamp in the movable clamp is not easy to overcome spring action under effect of inertia and offsets downward, and therefore can prevent that movable clamp from detaching slide bar.
Description of drawings
Fig. 1 is the schematic perspective view one (under the state that movable clamp is opened) of the utility model embodiment;
Fig. 2 is the schematic perspective view two (under the state that movable clamp is opened) of the utility model embodiment.
The specific embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
A kind of carpenters' clamp shown in Fig. 1~2, include slide bar 1, the geometrical clamp 2 of fixed slip bar 1 one ends, be set on the slide bar 1 and also can fold the movable clamp 3 of joining along slide bar 1 slippage and with geometrical clamp 2, geometrical clamp 3 can be fixed on the slide bar 1 by the various existing modes of removably connecting, movable clamp 3 is roughly L shaped, the lower end of movable clamp 3 forms one handle, the upper end and the geometrical clamp 2 corresponding formation retained parts of movable clamp 3, movable clamp 3 is generally by base be threaded in that loam cake on the base forms, be fixed with brake pad 21 in geometrical clamp 2 upper ends, be fixed with in the upper end of movable clamp 3 parallel with above-mentioned brake pad 21 over against brake pad 34;
In movable clamp 3, be provided with locking clamp 4, button 5, advance clamp 6, advance spanner 7, having two in movable clamp 3 extends upward and column 32 that parallel interval is relative, 33, these two columns 32, formation one and the corresponding draw-in groove of locking clamp 4 thickness between 33, one end of locking clamp 4 just blocks to be established in this draw-in groove and this draw-in groove deflection certain angle relatively, and locking clamp 4 is obliquely installed, advance spanner 7 one ends by on the mode connection activity rotationally clamp 3 that articulates, advance clamp 6 to have two, these two advance clamp 6 to be superimposed together mutually, advance clamp 6 and locking clamp 4 all to have an oblong aperture that can supply slide bar 1 to pass, in movable clamp 3 is gone back, be provided with and stop the block 31 that advances clamp 6 to retreat, advance the rear end face of clamp 6 just to be resisted against on the block 31, before advancing clamp 6 and movable clamp 3, be provided with between the inwall and can make the spring 8 that advances clamp 6 to reset, this spring 8 is set on the slide bar 1, between propelling clamp 6 and locking clamp 4, be provided with the spring 9 that locking clamp 4 is resetted, button 5 penetrates in the movable clamp 3 from the rear wall of movable clamp 3, contact cooperation with locking clamp 4 again, spring 9 between propelling clamp 6 and locking clamp 4 is arranged on a side of slide bar 1, we can be provided with a groove at movable clamp 3 inner bottom surfaces, this spring 9 just is embedded in this groove, and an end of spring 9 contacts with block 31 end faces, and the other end then contacts with the end face of locking clamp 4 one sides.
Operation principle of the present utility model and process are such:
During use, press button 5, locking on the clamp 4 oblong aperture and slide bar 1 cross section over against, this moment, movable clamp 3 can be relative to moving near slide bar 1, contact with gripped object with geometrical clamp 2 until movable clamp 3, and then press and advance spanner 7, advance spanner 7 to rotate and promote propelling clamp 6 and overcome spring 8 effects and be the reach of constant slope ground, under the frictional force effect that advances clamp 6 upper aperture and slide bar 1, advance clamp 6 to drive slide bar 1 and overcome relative movable clamp 3 reaches of locking clamp 4 with the effect of its frictional force, make geometrical clamp 2 and movable clamp 3 further clamp gripped object, unclamp then and advance spanner 7, lock clamp 4 and be all the time and slide bar 1 relative tilt setting this moment, just locking clamp 4 has the frictional force effect of a locking all the time to slide bar 1, movable clamp 3 can not be moved away from geometrical clamp 2 along slide bar 1, thereby gripped object is clamped in this carpenters' clamp;
In the time will contacting clamping, then press button 5 once more, locking on the clamp 4 oblong aperture and slide bar 1 cross section over against, this moment, movable clamp 3 can be relative to moving away from slide bar 1, gripped object breaks away from the clamping of carpenters' clamp.
Claims (6)
1, a kind of carpenters' clamp, include slide bar (1), the geometrical clamp (2) of fixed slip bar one end, be set in that slide bar (1) is gone up and can along slide bar (1) slippage and and geometrical clamp (2) fold the movable clamp (3) of joining, in movable clamp (3), be provided with locking clamp (4), button (5), advance clamp (6), advance spanner (7), locking clamp (4) is obliquely installed, advance on spanner (7) the one end connection activity rotationally clamps (3), advance clamp (6) and locking clamp (4) all to have an oblong aperture that can supply slide bar (1) to pass, between propelling clamp (6) and the preceding inwall of movable clamp (3), be provided with and make the spring (8) that advances clamp (6) to reset, in movable clamp (3), also be provided with and stop the block (31) that advances clamp (6) to retreat, between propelling clamp (6) and locking clamp (4), be provided with the spring (9) that locking clamp (4) is resetted, button (5) penetrates movable clamp (3) and contacts cooperation with locking clamp (4), it is characterized in that the described side that the spring (9) that advances between clamp (6) and the locking clamp (4) is arranged on slide bar (1) that is positioned at, one end of this spring (9) contacts with block (31) end face, and the other end then contacts with the end face of locking clamp (4) one sides.
2, carpenters' clamp according to claim 1, it is characterized in that having in the described movable clamp (3) two extends upward and column (32,33) that parallel interval is relative, form one and the corresponding draw-in groove of locking clamp (4) thickness between these two columns (32,33), an end of locking clamp (4) just blocks to be established in this draw-in groove and this draw-in groove deflection certain angle relatively.
3, carpenters' clamp according to claim 1 is characterized in that the described spring (8) that advances between clamp (6) and the preceding inwall of movable clamp (3) that is positioned at is set on the slide bar (1).
4, carpenters' clamp according to claim 3 is characterized in that described propelling clamp (6) has two, and these two advance clamp (6) to be superimposed together mutually.
5, carpenters' clamp according to claim 1 is characterized in that described button (5) penetrates in the movable clamp (3) from the rear wall of movable clamp (3), contacts with locking clamp (4) again.
6, carpenters' clamp according to claim 1 is characterized in that described geometrical clamp (2) upper end is fixed with brake pad (21), be fixed with in the upper end of movable clamp (3) parallel with above-mentioned brake pad (21) over against brake pad (34).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200620103786 CN2917997Y (en) | 2006-05-19 | 2006-05-19 | Carpenters' clamps |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200620103786 CN2917997Y (en) | 2006-05-19 | 2006-05-19 | Carpenters' clamps |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2917997Y true CN2917997Y (en) | 2007-07-04 |
Family
ID=38215805
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200620103786 Expired - Fee Related CN2917997Y (en) | 2006-05-19 | 2006-05-19 | Carpenters' clamps |
Country Status (1)
Country | Link |
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CN (1) | CN2917997Y (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113799049A (en) * | 2021-10-26 | 2021-12-17 | 广西电网有限责任公司柳州供电局 | Spring dismounting tool for bolt mechanism of on-load switch tap changer and using method thereof |
CN115648359A (en) * | 2022-09-19 | 2023-01-31 | 南京海格木工技术有限公司 | Pressing device and method for quickly locking and releasing wood |
-
2006
- 2006-05-19 CN CN 200620103786 patent/CN2917997Y/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113799049A (en) * | 2021-10-26 | 2021-12-17 | 广西电网有限责任公司柳州供电局 | Spring dismounting tool for bolt mechanism of on-load switch tap changer and using method thereof |
CN113799049B (en) * | 2021-10-26 | 2023-09-01 | 广西电网有限责任公司柳州供电局 | Spring dismounting tool for on-load switch tapping switch bolt mechanism and use method thereof |
CN115648359A (en) * | 2022-09-19 | 2023-01-31 | 南京海格木工技术有限公司 | Pressing device and method for quickly locking and releasing wood |
CN115648359B (en) * | 2022-09-19 | 2023-10-03 | 南京海格木工技术有限公司 | Compacting device and method for rapidly locking and releasing timber |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
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: 20070704 Termination date: 20140519 |