CN204160345U - A kind of self-regulated pincers - Google Patents
A kind of self-regulated pincers Download PDFInfo
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- CN204160345U CN204160345U CN201420587683.0U CN201420587683U CN204160345U CN 204160345 U CN204160345 U CN 204160345U CN 201420587683 U CN201420587683 U CN 201420587683U CN 204160345 U CN204160345 U CN 204160345U
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- pincers
- folding rod
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- jaw
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Abstract
A kind of self-regulated pincers, comprise two by the body of twisting axle pivot joint, each body are respectively equipped with jaw, pincers leg and shank part.In its hinge area, a body is provided with the chute of a band tooth plane, installs twisting axle in groove.Described twisting shaft end is also provided with the slide block of a band engaging tooth, and engaging tooth can engage each other with chute internal tooth plane.A linkage is also provided with, the leaf spring that it comprises two folding rods, a middle brace rod and is fixedly arranged on middle brace rod between two pincers legs.Two folding rods are articulated on two pincers legs respectively, it are also respectively equipped with a resettlement section to hold the left and right both wings of leaf spring.Wherein a folding rod is also provided with a breach and a circular hole, breach can be interlocked with the projection be rotationally connected with on a wherein latching member clamping on leg, and circular hole is then for being fixed in the extension spring in described pincers leg, and the other end of extension spring is fixed on pincers leg.This self-regulated wrench structure is simple, easy to use, low cost of manufacture, and energy quick adjustment jaw size, improves the operating efficiency of user.
Description
Technical field
The present invention relates to a kind of self-regulated pincers, particularly relate to a kind of can fast clamp workpiece and stablize locking self-regulated clamp.
Background technology
Pliers, as a kind of for clamping, fixing processing work or torsion, bend, cut off the hand tools of tinsel, be widely used in a lot of fields.And self-regulated pincers, as a kind of special pliers that can carry out suitably adjustment for the size and shape of clamped workpiece to jaw, particularly extensive in the utilization in the fields such as machined, maintenance and manufacture.
At present, most of self-regulated pincers mostly adopt and in two body hinge area of pliers, arrange ratchet geared assembly carry out adjustments also locking to the openings of sizes of jaw on the market, also or on this basis, control arm or slip expansion device is set up between two pincers legs of pliers, make two bodies remain certain distance, jaw also remains on open state.The design drawback of this kind of mode is, if only adopt ratchet geared assembly, after holding workpiece, then needs user to carry out manual adjustments to separate body, the maximum open state before making jaw return to holding workpiece.And after having set up control arm or slip expansion device, although after user carries out clamping work, jaw can automatically revert to the maximum open state before use, but this kind of structure needs higher assembly precision and manufacturing process, once the axis slightly deviation of the main parts size such as sleeve, spring, expansion link, greatly result of use will be affected.Thus, manufacturing cost is also by corresponding increase.Simultaneously, control arm or slip expansion device are linear structure, when jaw opens up into maximum open position, two pincers legs between distance also by corresponding be increased to maximum, for the women user that part palm is less, this ultimate range is also inconvenient to grip and use.Therefore, necessary certain improvement and optimization are carried out to existing self-regulated wrench structure.
Summary of the invention
The purpose of this utility model improves the 26S Proteasome Structure and Function of existing self-regulated pincers, and make it design more succinct, structure is simpler, while can realizing quick self modulation, reduces technological requirement, saves manufacturing cost, adapt to the user demand of more multi-user.
To achieve these goals, the technical scheme that the utility model adopts is: a kind of self-regulated pincers, comprise the first noumenon by the pivot joint of twisting axle, second body, described first, second body comprises jaw respectively, pincers leg and shank part, described jaw is formed in described first, above the hinge area of the second body, described pincers leg and shank part are formed in described first, below the hinge area of the second body, described first, linkage is provided with further between second body, described linkage comprises and is articulated in described the first noumenon respectively, first folding rod of the second body, second folding rod, connect described first folding rod, the middle brace rod of the second folding rod, and be fixedly arranged on the leaf spring of described middle brace rod, the both wings extension of described leaf spring is contained in described first folding rod and the second folding rod.
Further, described middle brace rod is symmetrical structure, and two ends, left and right are all arc ear, and described arc ear is pivoted respectively in described first folding rod and described second folding rod.
Further, in one end that described first folding rod, the second folding rod are connected with described middle brace rod respectively, in being formed with the first resettlement section, the second resettlement section respectively separately near the side of described jaw, the physical dimension of the both wings of the degree of depth of described first resettlement section, the second resettlement section and width and described leaf spring matches.
Further, the semi-open region of arc is provided with in the pincers leg of described the first noumenon.
Further, the pincers leg of described second body is provided with the Full-open region of hollow, one end of described second folding rod is articulated in described Full-open region, and be provided with a breach and a circular hole further in described one end, be provided with a cross bar further in described Full-open region, described cross bar position is near the shank part of described second body.
Further, comprise the latching member of the pincers leg being connected to described second body rotationally, described latching member comprises a projection and a press section, described projection can be inconsistent with described second folding rod, and can be interlocked with jaw described in locking with the described breach on described second folding rod, described press section part exposes to described second body.
Further, comprise the extension spring in the pincers leg being located at described second body, one end of described extension spring is connected with described second folding rod through the circular hole on described second folding rod, and the other end then catches on described cross bar and is fixed on the second body.
Further, in the hinge area of described the first noumenon, the second body, be provided with a chute in the first noumenon, the side near described jaw in described chute is tooth plane, and opposite side is then smooth flat.
Further, in the hinge area of described the first noumenon, the second body, described second body installs a twisting axle, described twisting axle runs through and exposes in described chute, and the end of described twisting axle is also provided with a slide block.
Further, described slide block is provided with engaging tooth near jaw side, and the tooth plane in described engaging tooth and described chute can engage each other.
The beneficial effect that the utility model is reached is: clamp structure is simple, easy to use, low cost of manufacture.Can automatic adjusting jaw size rapidly, can adapt to the different size dimensions of clamped workpiece fast, holding action is also more reliable and more stable.User in use can carry out continuous operation without the need to carrying out Secondary Control, substantially increases the operating efficiency of user.Meanwhile, folding rod can preset certain angle, and also more general pliers is less for the distance by this between pincers leg, can meet the user demand of user's one-handed performance better.Even if when two folding rods are in 180 degree of positions, linkage also can tilt larger angle be connected to pincers leg between, like this pincers leg between distance also more general pliers is less, facilitate hand-held.
Accompanying drawing explanation
Fig. 1 is the STRUCTURE DECOMPOSITION figure of self-regulated of the present utility model pincers;
Fig. 2 is the front view that self-regulated of the present utility model clamps when being in maximum open position;
Fig. 3 is the sectional view that self-regulated of the present utility model clamps when being in closure state;
Fig. 4 is the linkage partial view of self-regulated of the present utility model pincers.
Detailed description of the invention
As shown in Figures 1 to 4, the utility model self-regulated pincers are formed by through the first noumenon 1 of twisting axle 3 pivot joint and the second body 2, the first jaw 1-1 and the second jaw 2-1 is respectively above its hinge area, the first pincers leg 1-2, the second pincers leg 2-2 is then respectively below its hinge area, and the first shank part 1-3, the second shank part 2-3.Wherein, form region and the jaw " M " of holding workpiece between the first jaw 1-1 and the second jaw 2-1, be provided with the semi-open region 1-4 of arc in the first pincers leg 1-2, the second pincers leg 2-2 is then the Full-open region 2-4 of hollow.
In the hinge area of the first noumenon 1 and the second body 2, the first noumenon 1 is provided with a chute 4, be provided with tooth plane 4-1 near jaw M side in chute 4, side is smooth flat in contrast, and chute 4 both sides are drawn close to chute 4 center gradually until form an inclination angle 4-2; The twisting axle 3 connecting first, second body 1,2 to be installed on the second body 2 and to run through and exposes in chute 4, and twisting axle 3 end is provided with a slide block 5, and on slide block 5, side relative to tooth plane 4-1 is provided with the engaging tooth 5-1 matched with it.
Between two pincers leg 1-2,2-2, be provided with a linkage 6.This linkage 6 comprises the first folding rod 6-1, middle brace rod 6-2, the second folding rod 6-3.One end of first folding rod 6-1 is " U " type, and be connected to by screw 6-6 in the semi-open region 1-4 of arc on the first pincers leg 1-2, the other end is then connected with middle brace rod 6-2; Present embodiment, middle brace rod 6-2 are symmetrical type, two ends, left and right are all arc ear 6-21,6-22, side arc ear 6-21 is connected with the first folding rod 6-1 by screw 6-7, opposite side arc ear 6-22 is then connected with the second folding rod 6-3 by screw 6-8, and the other end of the second folding rod 6-3 is connected in the Full-open region 2-4 of the hollow on the second pincers leg 2-2 by screw 6-9.In other embodiments, connecting rod 6-2 also can not be set to symmetrical structure.
The middle part of middle brace rod 6-2 connects a leaf spring 6-4 by a rivet 6-5.First folding rod 6-1 is provided with resettlement section 6-11,6-31 with one end that the second folding rod 6-3 is connected with middle brace rod 6-2 respectively separately in the side near jaw " M ", is respectively used to the left and right both wings holding leaf spring 6-4.Thickness and the width of the cup depth of resettlement section 6-11,6-31 and width and leaf spring about 6-4 both wings match, and the shape of resettlement section 6-11,6-31 of the present embodiment is rectangle.
One end that second folding rod 6-3 is connected to the second pincers leg 2-2 is arc, and one end that cross section is connected to the first pincers leg 1-2 compared with the first folding rod 6-1 is larger, and its tie point clamps the tie point of leg 1-2 closer to jaw " M " compared with the first folding rod 6-1 with first.
One end that second folding rod 6-3 is connected to the second pincers leg 2-2 is provided with a breach 6-10, is also provided with a circular port 8-2 below breach 6-10.
In the Full-open region 2-4 of the hollow on the second pincers leg 2-2, above the second folding rod 6-3, be also provided with a latching member 7, it is connected on the second pincers leg 2-2 rotationally by screw 7-3.On latching member 7, close second folding rod 6-3 side is a projection 7-1, and when open state, projection 7-1 is resisted against in the cambered surface of the second folding rod 6-3.Latching member 7 being also provided with one with projection 7-1 is the press section 7-2 of acute angle, and the end 7-4 of press section 7-2 has larger cross-sectional area, and exposes to the second body 2.
In the Full-open region 2-4 of the hollow on the second pincers leg 2-2, below the second folding rod 6-3, be provided with an extension spring 8, be also provided with a cross bar 8-1 near second shank part 2-3 one end.One end of extension spring 8 is through circular hole 8-2, and be connected with the second folding rod 6-3, the other end then catches on cross bar 8-1, is fixed on the second body 2.
When needs holding workpiece, user, to first, second shank part 1-3,2-3 force, makes the first noumenon 1, second body 2 draw close, and leaf spring 6-4 is stressed bending, and the angle of inclination of the second folding rod 6-3 also constantly increases, and the extension spring 8 that stretches.Meanwhile, slide block 5 also moves up along chute 4.When two jaw 1-1,2-1 touch workpiece, slide block 5 stops mobile, tooth plane 4-1 engages with engaging tooth 5-1, the continuation campaign of locking jaw, and leaf spring 6-4 also stops bending, second folding rod 6-3 no longer continues to tilt upward, now, press the press section 7-4 on latching member 7, make projection 7-1 and breach 6-10 fasten and clamp, further jaw is locked at current location, fixes workpiece.Now, even if the hand of user unclamps shank part, therefore jaw also can not unclamp, and user can arrange by oneself other work.If need to unclamp jaw to take workpiece away, then only need upwards pull press section 7-4, make projection 7-1 and breach 6-10 engaging lifting relation, now, under the effect of stress of leaf spring 6-4 and extension spring 8, the first noumenon 1, second body 2 separates automatically, and jaw also returns to initial maximum open position.When for a long time not using pliers, can utilize latching member 7 that jaw is locked in closure state equally, reducing the area occupied of pliers, be beneficial to and deposit and receive.
By arranging a linkage between two pincers legs, utilize the elastic force of leaf spring that pliers is remained at maximum open state, when needs holding workpiece, user only need hold shank part force and make that two jaws are bringing together can clamp workpiece.Once unclamp workpiece, the elastic force of leaf spring will make two bodies automatically separate, and jaw also returns to the maximum open position before use, and user just can carry out continuous operation without the need to carrying out Secondary Control.And in use, if desired jaw is remained on this clamp position, also latching member can be detained, make it fasten with linkage and clamp, play another heavy locking effect.When not using pliers, jaw can also be closed and with latching member clamping, reduce taking up room of pliers, being convenient to storage.In addition, linkage is elastic mechanism, leaf spring set on it makes it have certain bend allowance, compared with the pliers with control arm or slip expansion device, when jaw opens up into the same openings of sizes, distance between two pincers legs is less, is more conducive to the use of palm user less than normal.
Claims (10)
1. self-regulated pincers, comprise the first noumenon by the pivot joint of twisting axle, second body, described first, second body comprises jaw respectively, pincers leg and shank part, described jaw is formed in described first, above the hinge area of the second body, described pincers leg and shank part are formed in described first, below the hinge area of the second body, it is characterized in that: described first, linkage is provided with further between second body, described linkage comprises and is articulated in described the first noumenon respectively, first folding rod of the second body, second folding rod, connect described first folding rod, the middle brace rod of the second folding rod, and be fixedly arranged on the leaf spring of described middle brace rod, the both wings extension of described leaf spring is contained in described first folding rod and the second folding rod.
2. self-regulated pincers as claimed in claim 1, it is characterized in that: described middle brace rod is symmetrical structure, two ends, left and right are all arc ear, and described arc ear is pivoted respectively in described first folding rod and described second folding rod.
3. self-regulated pincers as claimed in claim 1, it is characterized in that: the one end be connected with described middle brace rod respectively at described first folding rod, the second folding rod, in being formed with the first resettlement section, the second resettlement section respectively separately near the side of described jaw, the physical dimension of the both wings of the degree of depth of described first resettlement section, the second resettlement section and width and described leaf spring matches.
4. self-regulated pincers as claimed in claim 1, is characterized in that: the semi-open region being provided with arc in the pincers leg of described the first noumenon.
5. self-regulated pincers as claimed in claim 1, it is characterized in that: the pincers leg of described second body is provided with the Full-open region of hollow, one end of described second folding rod is articulated in described Full-open region, and be provided with a breach and a circular hole further in described one end, be provided with a cross bar further in described Full-open region, described cross bar position is near the shank part of described second body.
6. self-regulated pincers as claimed in claim 5, it is characterized in that: the latching member comprising the pincers leg being connected to described second body rotationally, described latching member comprises a projection and a press section, described projection can be inconsistent with described second folding rod, and can be interlocked with jaw described in locking with the described breach on described second folding rod, described press section part exposes to described second body.
7. self-regulated pincers as claimed in claim 5, it is characterized in that: comprise the extension spring in the pincers leg being located at described second body, one end of described extension spring is connected with described second folding rod through the circular hole on described second folding rod, and the other end then catches on described cross bar and is fixed on the second body.
8. self-regulated pincers as claimed in claim 1, it is characterized in that: in the hinge area of described the first noumenon, the second body, be provided with a chute in the first noumenon, the side near described jaw in described chute is tooth plane, and opposite side is then smooth flat.
9. self-regulated pincers as claimed in claim 8, it is characterized in that: in the hinge area of described the first noumenon, the second body, described second body is installed a twisting axle, described twisting axle runs through and exposes in described chute, and the end of described twisting axle is also provided with a slide block.
10. self-regulated pincers as claimed in claim 9, is characterized in that: described slide block is provided with engaging tooth near jaw side, and the tooth plane in described engaging tooth and described chute can engage each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420587683.0U CN204160345U (en) | 2014-10-12 | 2014-10-12 | A kind of self-regulated pincers |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420587683.0U CN204160345U (en) | 2014-10-12 | 2014-10-12 | A kind of self-regulated pincers |
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| CN204160345U true CN204160345U (en) | 2015-02-18 |
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| CN201420587683.0U Active CN204160345U (en) | 2014-10-12 | 2014-10-12 | A kind of self-regulated pincers |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110640491A (en) * | 2019-08-14 | 2020-01-03 | 昆山睿力得自动化技术有限公司 | Self-locking workpiece clamping device |
-
2014
- 2014-10-12 CN CN201420587683.0U patent/CN204160345U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110640491A (en) * | 2019-08-14 | 2020-01-03 | 昆山睿力得自动化技术有限公司 | Self-locking workpiece clamping device |
| CN110640491B (en) * | 2019-08-14 | 2021-08-17 | 昆山睿力得自动化技术有限公司 | Self-locking workpiece clamping device |
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