CN203003712U

CN203003712U - Clamp mechanism with positioning function

Info

Publication number: CN203003712U
Application number: CN 201220720269
Authority: CN
Inventors: 庄钧奂
Original assignee: Ehoma Industrial Corp
Current assignee: Ehoma Industrial Corp
Priority date: 2012-12-24
Filing date: 2012-12-24
Publication date: 2013-06-19
Anticipated expiration: 2022-12-24

Abstract

The utility model provides a clamp mechanism with a positioning function. The clamp mechanism comprises a body, a slide part, a clamp part and a positioning device. The body is provided with a fixing part and a slide rail. One end of the slide part is selectively slidably disposed on the slide rail or relatively clamped to the slide rail. The clamp part provided with clamp plate is slidably disposed at the other end of the slide part. The clamp plate and the fixing part of the body jointly clamp a workpiece. The positioning device is disposed between the slide part and the slide rail. During a natural state, the slide part is clamped and positioned on the slide rail, during an adjusting state, the slide part can be adjusted to shift relative to the slide rail, so that the slide part can be effectively positioned on the slide rail, and sliding down, caused by external force, of the slide part can be avoided when the slide part is clamped.

Description

Clamping mechanism with positioning function

Technical field

The utility model is relevant for a kind of clamping mechanism, espespecially a kind of clamping mechanism with positioning function.

Background technology

see also Figure 1 and Figure 2, Fig. 1 is a kind of stereogram of known fixture, Fig. 2 is the part sectioned view of Fig. 1, fixture 1 is a F kenel, it includes a slide rail 2 and a fixed part 3 at the one end, one slide brackets 4 has a perforation 5, pass through for slide rail 2, the movable formula of slide brackets 4 is arranged on slide rail 2, the free end spiral shell of slide brackets 4 is established a screw rod 6, screw rod 6 one ends are for controlling the handle 7 of screw rod 6 displacements, the other end has clamping plate 8, fixture 1 sees through the displacement of slide brackets 4, so that clamping plate 8 is held on a workpiece jointly with fixed part 3, its middle punch 5 is skewed with respect to slide rail 2, and have on one against an A and once against a B, so that slide brackets 4 is when nature, but on mat against an A with under against the 2 both sides formation of a B and slide rail against shape, make slide brackets 4 clips in slide rail 2 and unlikely downslide, and further provide screw rod 6 force tight clamping plate 8 and fixed part 3 between workpiece.

Known fixture 1 is as adjusting slide brackets 4 with respect to the relative position of slide rail 2, need allot slide brackets 4, make perforation 5 slightly become parallel shape with respect to slide rail 2, make against an A with under no longer interfere slide rail 2 against a B, slide brackets 4 like this is moved freely on slide rail 2; Only, (1) adjust complete when slide brackets 4, and after external force is removed, because of the event of slide brackets 4 and the gravity of screw rod 6, even if upper against an A with under against a B with slide rail 2 against, still have the anxiety of the segment distance that glides, it is not so accurate making and adjusting the position of slide brackets 4 on slide rail 2; (2) be positioned at slide brackets 4 belows when user's hand, also easily because of rock cause against an A with under be not contacted with slide rail 2 against some B moment, cause slide brackets 4 have downslide may and quilt being knocked consequently injured; Therefore, when being subjected to the external force vibrations due to fixture 1 holding workpiece or work top because of factors such as processing, easily cause against an A with under against the of short duration disengaging slide rail 2 of a B, and then cause the slight displacement of slide brackets 4, cause chucking power to descend, structural defective like this can't be finished the work effectively, loses the intrinsic effectiveness of fixture 1, and improved space is arranged in fact.

The utility model content

The purpose of this utility model is, a kind of clamping mechanism with positioning function is provided, and the defective that exists to solve prior art arranges a location device between sliding part and slide rail, on slide rail, produce the downslide situation of non-adjustment state to avoid sliding part in order to the expliciting the position sliding part.

For achieving the above object, a kind of clamping mechanism with positioning function of the utility model is characterized in that comprising:

One body, it has a fixed part and a slide rail;

One sliding part, one end optionally are slidably installed on this slide rail or clip is in the both sides of this slide rail relatively;

One clamping element, it is arranged on the other end of this sliding part actively, and this clamping element has one and supplies and the clamping plate of this fixed part in order to clamping one working substance; And

One location device, it is arranged between this sliding part and this slide rail; By this, when nature, this sliding part clip is in this slide rail, and auxiliary this sliding part of this positioner is positioned on this slide rail, and when the state of adjustment, the relative slide rail of this sliding part is adjusted displacement.

Wherein, this body also includes a vertical line along the slide rail longitudinal extension, this sliding part has the first side and the second side, be provided with a perforation between this first side and this second side, this perforation has a central axis, this central axis and this vertical line have an angle, so that this perforation is compatible to this slide rail, when this central axis and this vertical line are essentially when overlapping or parallel, this slide rail displacement relatively of this sliding part, when relative this vertical line biasing of this central axis, this sliding part clip is in this slide rail.

Wherein, this angle is between 1～2 degree.

Wherein, this positioner includes the side surface that positioning piece elastic force is held in this slide rail.

Wherein, this side surface is on the narrower surface of slide rail away from this fixed part.

Wherein, this positioner also includes a screw piece, and this sliding part has a location screw, establishes for this screw piece spiral shell, in order to spacing this keeper.

Wherein, this screw piece one end has one to hold the storage tank of this keeper.

Wherein, have a spring between this keeper and this screw piece, this spring is arranged in this storage tank.

Wherein, this clamping element also includes a screw rod, and the one end is provided with the leader, and these clamping plate are arranged at the other end of this screw rod.

Wherein, be equiped with a support member between this sliding part and this slide rail, this support member one end has an installing hole socket and establishes this slide rail, and it is accommodating for these clamping plate that the other end has a mounting groove, makes this support member and this this working substance of fixed part clamping.

Pass through said structure; the utility model sliding part can be positioned at the slide rail of body effectively; to guarantee that sliding part is when the clip; unlikelyly rocked by external force and the situation of downslide is arranged, thus, the utility model can apply to dissimilar F type clamp; so that it is when clamping work; can not occur sliding part effectively clip in the defective of slide rail, and cause completing clamping work, lose the intrinsic effectiveness of clamp.

Description of drawings

Fig. 1: be a kind of stereogram of known tonger;

Fig. 2: be the partial enlarged drawing of Fig. 1, part is section;

Fig. 3: for the utlity model has the tonger outside drawing of positioning function;

Fig. 4: for the utlity model has the tonger side view of positioning function;

Fig. 5: be the enlarged drawing at 5-5 position in the utility model Fig. 4, part is section;

Fig. 6: for the tonger that the utlity model has positioning function is adjusted schematic diagram;

Fig. 7: be the enlarged drawing at 7-7 position in the utility model Fig. 6, part is section; And

Fig. 8: be another embodiment of the utility model.

The specific embodiment

For ease of explanation the utility model represented central idea in above-mentioned novel content one hurdle, hereby express with specific embodiment.In embodiment, various different objects are described in the ratio that is suitable for illustrating, size, deflection or displacement, but not are drawn in the ratio of actual components, close first chat bright.

See also Fig. 3～shown in Figure 5, Fig. 3 is the tonger outside drawing that the utlity model has positioning function, and Fig. 4 is the tonger side view that the utlity model has positioning function, and Fig. 5 is the enlarged drawing at 5-5 position in the utility model Fig. 4, and part is section; Wherein, tonger of the present utility model includes a body 10, a sliding part 20, a clamping element 30 and a location device 40.

Body 10 is a L shaped shape, and body 10 has a fixed part 11 and a slide rail 12, fixed part 11 is located at slide rail 12 1 ends, and the free end bottom surface of fixed part 11 is a stationary plane 13, and the approximate cuboid of slide rail 12, wherein, body 10 also includes a vertical line L along slide rail 12 longitudinal extensions.

sliding part 20, Yu Yiduan have a perforation 21, and the other end has a screw 22, perforation 21 cross connection one location screws 23, in addition, sliding part 20 has one first side 24 and opposite second side 25 that arranges, the first side 24 is opposed to stationary plane 13, and bore a hole 21 and screw 22 be arranged between the first side 24 and the second side 25, perforation 21 has a central axis C, central axis C is mutually not vertical with the second side 25 with the first side 24, the vertical line L of central axis C and slide rail 12 has an angle theta, and angle theta is between 1～2 degree, by this, when central axis C and vertical line L are essentially (or central axis C is essentially parallel with vertical line L) when overlapping, sliding part 20 slide rail 12 displacements relatively, and as shown in Figure 5, establish on one against an A between the 21 and first side 24 in boring a hole, perforation is established against a B between the 21 and second side 25, when the relative vertical line L biasing of central axis C, on mat against an A with under be resisted against respectively slide rail 12 both sides against a B, so that sliding part 20 clips are on slide rail 12, by this, sliding part 20 1 ends optionally are slidably installed on slide rail 12, or clip is in slide rail 12 relatively.

Clamping element 30, it is comprised of a screw rod 31, leader 32 and clamping plate 33, screw rod 31 spiral shells are located at the screw 22 of sliding part 20, handle 32 is located at screw rod 31 1 ends, in order to control screw rod 31 with respect to the reciprocating action of sliding part 20, clamping plate 33 are arranged at screw rod 31 other ends, in order to common clamping one working substance of stationary plane 13.

positioner 40, it is arranged between sliding part 20 and slide rail 12, positioner 40 includes positioning piece 41, one screw piece 42 and a spring 43, screw piece 42 spiral shells are located at positioning screw hole 23, and screw piece 42 has a storage tank 421, keeper 41 is arranged at storage tank 421 ends, and spring 43 is arranged between keeper 41 and screw piece 42, and spring 43 is arranged in storage tank 421, in order to be held in keeper 41, make the little inner edge that is exposed to perforation 21 of keeper 41, and hold the location towards slide rail 12 away from the narrower side face directions of stationary plane 13, when nature, sliding part 20 is subjected to the effect of positioner 40, by upper in an A ' (the being keeper 41) replacement against an A, can guarantee sliding part 20 be subjected to against an A ' with under against a B clip and be positioned on slide rail 12, so when clamping mechanism rocks, because of keeper 41 tool elasticity capacities, can not cause against an A ' without the situation of clip in slide rail 12 because of rocking, proving by the same methods, when the utility model applies to different clamping mechanisms, because of keeper 41 tool elasticity capacities, can not cause against an A ' without the situation of clip in slide rail 12 because of different clamping mechanism designs, in addition, the utility model because of keeper 41 tool elasticity capacities, makes the keeper 41 can be stressed and inside contract, so that sliding part 20 slide rail 12 adjustment displacements relatively to be provided when adjusting state, wherein, keeper 41 is embodied as a steel ball in the utility model, and screw piece 42 is for the instrument adjustment, to adjust keeper 41 with respect to the ability that holds of slide rail 12.

the utility model (does not force in sliding part 20) when nature, by sliding part 20 upper against an A ' with under form against clip in slide rail 12 against some B, to stop the downslide of sliding part 20 relative slide rails 12, simultaneously, positioner 40 decide the side surface that part spare 41 elastic force are held in slide rail 12, can guarantee the effective clip of sliding part 20 and the effect that is positioned slide rail 12, avoid being subjected to external force to affect, produce the situation that glides, thus, in the nature position, the utlity model has at 3 leans, compared to known 2 contacts, when the work of clamping, it is unsettled without impetus that sliding part 20 also can not occur, cause clamping the predicament of work, can also exempt and accidentally injure the injured risk of user when operation.

Continue to consult Figure 6 and Figure 7, Fig. 6 is that the tonger that the utlity model has positioning function is adjusted schematic diagram, and Fig. 7 is the enlarged drawing of 7-7 in the utility model Fig. 6, and part is section; When wish is adjusted sliding part 20 with respect to the relative position on slide rail 12, for example to adjust sliding part 20 away from fixed part 11, or near fixed part 11, but the application of force is upwards dialled sliding part 20 and is carried, so that central axis C becomes in fact overlapping with vertical line L, so that upper against an A with under do not interfere in slide rail 12 against a B, 20 slide rail 12 adjustment displacements relatively of sliding part; Special one carry be, because positioner 40 is located on sliding part 20, and relatively be installed on the narrower side surface of slide rail 12, and on the direction away from stationary plane 13, make to dial and propose the action that sliding part 20 makes progress, can make keeper 41 relatively away from the side surface of slide rail 12, be conducive to the rapid adjustment displacement of sliding part 20 relative slide rails 12.

consult shown in Figure 8, be another embodiment of the utility model, be with the previous embodiment difference, be provided with a support member 50 between slide rail 12 and sliding part 20, support member 50 general one-tenth one L shaped shapes, have a top 51 and a bottom 52, one end of top 51 and bottom 52 is provided with an installing hole 53 and is socketed on slide rail 12, the bottom 52 of support member 50 is with respect to the abutting end of sliding

part

20, and 51 free end is provided with a clamping face 54 with respect to stationary plane 13 to support member 50 in top, and be provided with a mounting groove 55 in clamping face 54 inboards, clamping plate 33 for clamping element 30 are accommodating, support member 50 is interlock with sliding part 20, by this clamping face 54 of support member 50 have larger holding area can with the firm holder crop of stationary plane 13.

In sum; the utlity model has the clamping mechanism of positioning function; between slide rail and sliding part, positioner is set; positioner has one and is subjected to elastic force to be held in the keeper of slide rail; with so that sliding part when the nature; by sliding part upper against an A ', under against the effective clip of a B and be positioned slide rail; in different clamping mechanism designs; all can guarantee the effective clip of sliding part and the effect that is positioned slide rail; sliding part can not occur unsettled without impetus, institute causes clamping the predicament of work.

Therefore, the utility model is applicable to all types of F type clamps, can not cause clamp when clamping, and sliding part is because upper and lowerly contact with slide rail against a nothing, and the generation sliding part is unsettled without impetus, cause clamping the predicament of work.

Above illustrated embodiment is only in order to the utility model to be described, and is non-in order to limit scope of the present utility model.Such as do not disobey various modifications or the variation that the utility model spirit is engaged in, all belong to the category that the utility model is intended to protect.

Claims

1. clamping mechanism with positioning function is characterized in that comprising:

One body, it has a fixed part and a slide rail;

2. the clamping mechanism with positioning function as claimed in claim 1, it is characterized in that, this body also includes a vertical line along the slide rail longitudinal extension, this sliding part has the first side and the second side, be provided with a perforation between this first side and this second side, this perforation has a central axis, this central axis and this vertical line have an angle, so that this perforation is compatible to this slide rail, when this central axis and this vertical line are essentially when overlapping or parallel, this slide rail displacement relatively of this sliding part, when relative this vertical line biasing of this central axis, this sliding part clip is in this slide rail.

3. the clamping mechanism with positioning function as claimed in claim 2, is characterized in that, this angle is between 1～2 degree.

4. the clamping mechanism with positioning function as claimed in claim 1 or 2, is characterized in that, this positioner includes the side surface that positioning piece elastic force is held in this slide rail.

5. the clamping mechanism with positioning function as claimed in claim 4, is characterized in that, this side surface is on the narrower surface of slide rail away from this fixed part.

6. the clamping mechanism with positioning function as claimed in claim 5, is characterized in that, this positioner also includes a screw piece, and this sliding part has a location screw, establishes for this screw piece spiral shell, in order to spacing this keeper.

7. the clamping mechanism with positioning function as claimed in claim 6, is characterized in that, this screw piece one end has one to hold the storage tank of this keeper.

8. the clamping mechanism with positioning function as claimed in claim 7, is characterized in that, has a spring between this keeper and this screw piece, and this spring is arranged in this storage tank.

9. the clamping mechanism with positioning function as claimed in claim 1, is characterized in that, this clamping element also includes a screw rod, and the one end is provided with the leader, and these clamping plate are arranged at the other end of this screw rod.

10. the clamping mechanism with positioning function as claimed in claim 1, it is characterized in that, be equiped with a support member between this sliding part and this slide rail, this support member one end has an installing hole socket and establishes this slide rail, it is accommodating for these clamping plate that the other end has a mounting groove, makes this support member and this this working substance of fixed part clamping.