Multifunctional precise positioning clamp

Abstract

The utility model discloses a multifunctional precise positioning clamp, which relates to the technical field of block material clamping, and comprises a support frame, positioning clamping jaws are symmetrically arranged at the end part of the support frame, the side surface of each positioning clamping jaw is movably connected with a clamping rod, the end part of each clamping rod is movably connected with a connecting push rod, and the connecting push rod is movably connected with a connecting rod. The connecting push rod is movably connected with the support frame; the positioning clamping jaws comprise positioning jaws, the ends of the two positioning jaws are inserted into the inner side of the supporting frame, the ends of the positioning jaws are movably connected with the supporting frame through pin shafts, and positioning grooves are formed in the ends, away from the supporting frame, of the positioning jaws. According to the multi-position clamping device for the block material, the positioning claws and the clamping rods are matched with each other, the block material is clamped in multiple positions, the clamping effect is guaranteed, the block material is prevented from falling off, and the positioning claws and the clamping rods which are symmetrically arranged can also play a role in positioning the block material when the block material is clamped.

Description

TECHNICAL FIELD

[0001] The utility model relates to block material clamping technical field, specifically a multifunctional precision positioning fixture. BACKGROUND

[0002] The block material clamping in the diamond wire slicing machine is a very important link, in the diamond wire slicing process, the block material such as silicon rod needs to be clamped firmly to prevent shaking or displacement in the high-speed cutting process, and any unstable factor can lead to the decline of slicing quality, such as uneven thickness, edge collapse and other problems, and stable clamping can ensure that the diamond wire always cuts with accurate trajectory, thereby improving the precision and consistency of slicing.

[0003] However, in practice, it has been noticed that two symmetrical locking claws are generally used for extrusion clamping during the clamping process, and the clamping position is mostly the end position of the block material, and there is still a risk of loosening after clamping, and the rod needs to be offset a certain distance to the side during positioning, and the current clamp can only be centrally positioned, and cannot meet the requirement of eccentric positioning. UTILITY MODEL CONTENT

[0004] The utility model discloses a multifunctional precision positioning fixture, through two movable connecting positioning claws and clamping rods, the different positions of block material are positioned and clamped simultaneously, and the inclination angle of the clamping rod can also be adjusted according to the positioning requirement.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A multifunctional precision positioning fixture, including support frame, the end of support frame is equipped with positioning clamp jaw in symmetry, the side of each positioning clamp jaw is movably connected with tight clamp jaw, and the end of tight clamp jaw is movably connected with connecting push rod, and connecting push rod is movably connected with support frame.

[0007] The positioning clamp jaw includes positioning claw, the end of two positioning claws is inserted in the inside of support frame, and the end of positioning claw is movably connected with support frame through pin shaft, and the end, away from support frame, of positioning claw is provided with positioning recess.

[0008] As a further technical scheme of the utility model, the side of the end, away from support frame, of each positioning claw is integrally provided with symmetrical triangular lug plate, and the inclined groove is arranged between two triangular lug plates.

[0009] As a further technical scheme of the utility model, the clamping rod is movably connected with the adjustable connecting rod at one end close to the supporting frame, and the other end of the adjustable connecting rod is movably connected with the connecting push rod.

[0010] As a further technical scheme of the utility model, the clamping rod is movably connected with the adjustable connecting rod at one end close to the supporting frame, and the other end of the adjustable connecting rod is movably connected with the connecting push rod.

[0011] As a further technical scheme of the utility model, the adjustable connecting rod comprises an adjusting knob, and the two ends of the adjusting knob are integrally provided with threaded connecting rods, the threaded connecting rods on the two sides are oppositely threaded, and the outer side of each threaded connecting rod is threadedly connected with a corresponding internally-threaded sleeve.

[0012] As a further technical scheme of the utility model, the internally-threaded sleeve on each side is symmetrically provided with a connecting lug at the end away from the adjusting knob.

[0013] As a further technical scheme of the utility model, the connecting push rod comprises a moving cross rod inserted into the inner side of the supporting frame, and the two ends of the moving cross rod extend to the side surface of the supporting frame, the central position of the moving cross rod is integrally provided with a central positioning column, and one end of the central positioning column is sleeved with a compression spring.

[0014] As a further technical scheme of the utility model, the connecting lug on any one side is movably connected with the end of the moving cross rod through a pin shaft, and the connecting lug on the other side is movably connected with the end of the clamping rod through a pin shaft.

[0015] As a further technical scheme of the utility model, the inner side of the supporting frame is integrally provided with a baffle between the two positioning claws.

[0016] One end of the compression spring is attached to the moving cross rod, and the other end is attached to the baffle in the supporting frame.

[0017] As a further technical scheme of the utility model, the end of the supporting frame is fixedly connected with an electric push rod, and the end of the electric push rod is connected with the end of the central positioning column through the supporting frame.

[0018] Compared with the prior art, the utility model has the advantages that:

[0019] The utility model cooperates the positioning claw and the clamping rod to clamp the block in multiple positions, guarantees the clamping effect, prevents the block from falling, and the symmetrically arranged positioning claw and clamping rod can also position the block during clamping.

[0020] The utility model discloses, through the adjusting knob to the threaded connecting rod is rotated, through the threaded cooperation between threaded connecting rod and internal thread sleeve, make internal thread sleeve slide to both sides, thereby adjusting the inclination angle of clamping rod, and further adjust the positioning state to the block material,

[0021] The utility model discloses, when moving cross bar moves down, through adjustable connecting rod and push clamping rod to move, and clamping rod rotates through triangular lug plate and drives positioning claw, realizes two -way clamping, can clamping the block material of different appearance, increases the scope of application. DRAWINGS

[0022] Figure 1 It is the use state structure schematic diagram of the utility model.

[0023] Figure 2 It is the left view of the utility model in Figure 1 .

[0024] Figure 3 It is the bottom structure schematic diagram of the utility model in Figure 1 .

[0025] Figure 4 It is the three -dimensional structure schematic diagram of the utility model.

[0026] Figure 5 It is the local enlarged schematic diagram of the utility model in Figure 1 .

[0027] Figure 6 It is the three -dimensional structure schematic diagram of the utility model.

[0028] Figure 7 It is the local enlarged schematic diagram of the utility model in Figure 1 .

[0029] In the drawing,

[0030] Support frame -1, flange connecting frame -2, electric push rod -3, positioning clamp jaw -4, positioning claw -41, triangular lug plate -42, positioning recess -43, inclination groove -44, tight clamp jaw -5, clamping rod -51, adjustable connecting rod -52, adjusting knob -521, threaded connecting rod -522, internal thread sleeve -523, connecting lug plate -524, triangular non - slip pad -53, connecting push rod -6, moving cross bar -61, center positioning column -62, compression spring -63. DETAILED DESCRIPTION

[0031] Clearly, the described embodiments are merely part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0032] Please refer to Figures 1-7 The utility model discloses a kind of multifunctional precision positioning clamps, including support frame 1, the end of support frame 1 is symmetrically equipped with positioning clamping jaw 4, each positioning clamping jaw 4 side is movably connected with tight clamping jaw 5, the end of tight clamping jaw 5 is movably connected with connecting push rod 6, and connecting push rod 6 is movably connected with support frame 1.

[0033] The positioning clamping jaw 4 includes positioning claw 41, two positioning claws 41 end are inserted in the inside of support frame 1, and the end of positioning claw 41 is movably connected with support frame 1 by pin shaft, and positioning claw 41 is movably connected with support frame 1 at one end away from support frame 1, and positioning groove 43 is formed in the end of positioning claw 41 away from support frame 1.

[0034] In the embodiment, the side of the end of each positioning claw 41 away from support frame 1 is integrally provided with symmetrical triangular ear plate 42, and inclined groove 44 is formed between the two triangular ear plates 42.

[0035] In the embodiment, the tight clamping jaw 5 is inserted into the inside of the clamping rod 51 of triangular ear plate 42, the clamping rod 51 and the triangular ear plate 42 are movably connected by pin shaft, the end of the clamping rod 51 is circularly arranged, and the end of the clamping rod 51 is annularly arranged and fixedly connected with triangular anti-skid pad 53.

[0036] In the embodiment, the end of the clamping rod 51 close to the support frame 1 is movably connected with adjustable connecting rod 52, and the end of the adjustable connecting rod 52 away from the clamping rod 51 is movably connected with the connecting push rod 6.

[0037] In the embodiment, the adjustable connecting rod 52 includes adjusting knob 521, the two ends of the adjusting knob 521 are integrally provided with threaded connecting rod 522, the threaded connecting rods 522 on both sides are oppositely threaded, and the outer side of each threaded connecting rod 522 is threadedly connected with corresponding internal thread sleeve 523.

[0038] In the embodiment, the end of each internal thread sleeve 523 away from the adjusting knob 521 is symmetrically provided with connecting ear plate 524.

[0039] In the embodiment, the connecting push rod 6 comprises a moving cross rod 61 inserted in the inner side of the support frame 1, and the two ends of the moving cross rod 61 extend to the side of the support frame 1, and a center positioning column 62 is integrally arranged at the center position of the moving cross rod 61, and one end of the center positioning column 62 is sleeved with a compression spring 63.

[0040] In the embodiment, the connecting ear plate 524 on any one side is movably connected with the end of the moving cross rod 61 through a pin shaft, and the connecting ear plate 524 on the other side is movably connected with the end of the clamping rod 51 through a pin shaft.

[0041] In the embodiment, the inner side of the support frame 1 is integrally provided with a baffle between the two positioning claws 41.

[0042] One end of the compression spring 63 is attached to the moving cross rod 61, and the other end is attached to the baffle in the support frame 1.

[0043] In the embodiment, the end of the support frame 1 is fixedly connected with an electric push rod 3, and the end of the electric push rod 3 penetrates the support frame 1 and is connected with the end of the center positioning column 62.

[0044] By adopting the above technical scheme, the block to be clamped is located between the two symmetrical positioning claws 41 and the clamping rod 51, the electric push rod 3 pushes the moving cross rod 61 to move downward, the two ends of the moving cross rod 61 push the symmetrically arranged clamping rods 51 to move inward through the adjustable connecting rods 52, at the same time, the clamping rods 51 push the ends of the positioning claws 41 to move close to each other through the triangular ear plates 42, the positioning grooves 43 at the ends of the positioning claws 41 are respectively clamped on the two sides of the top of the block, thereby playing a positioning role, and the ends of the clamping rods 51 are tightly attached to the two ends of the block, thereby clamping the block.

[0045] The side of the support frame 1 is integrally provided with a flange connecting frame 2, the flange connecting frame 2 is arranged obliquely, and the flange connecting frame 2 is fixedly connected to a mechanical hand or a sliding mechanism by means of bolts, thereby facilitating the adjustment of the position of the positioning clamp at any time.

[0046] In the embodiment, a through hole is arranged in the flange connecting frame 2, and the end of the through hole extends to the inner side of the support frame 1, thereby reducing the weight of the clamp and facilitating the installation of other parts inside the support frame 1.

[0047] In the embodiment, the two ends of the moving cross rod 61 are arranged obliquely downward, thereby facilitating the connection of the two ends of the moving cross rod 61 with the connecting ear plates 524 at the ends of the adjustable connecting rods 52, so that the moving cross rod 61 pushes the adjustable connecting rods 52 to move.

[0048] The working principle of the utility model is: when using, first, the positioning fixture is fixed to the mechanical hand or moving mechanism through the flange connecting frame 2, then the positioning fixture is moved to the block to be clamped, the electric push rod 3 pushes the moving cross bar 61 to move downwards, the two ends of the moving cross bar 61 push the symmetrically arranged clamping rods 51 to the inboard through the adjustable connecting rod 52, at the same time, the clamping rods 51 push the end portions of the positioning claws 41 to each other through the triangular ear plate 42, the positioning recesses 43 of the end portions of the positioning claws 41 are respectively clamped on the two sides of the top of the block, play the positioning role, the end portions of the clamping rods 51 are close to the two ends of the block, clamp the block, when the positioning position of the block needs special adjustment, the screw thread connecting rod 522 is rotated through the adjusting knob 521, the spacing between the end portions of the clamping rods 51 and the moving cross bar 61 is adjusted through the screw thread cooperation between the screw thread connecting rod 522 and the internal screw thread sleeve 523 to adjust the inclined direction of the clamping rod 51, thereby meeting different positioning requirements; simple structure, very convenient operation, and effectively reduce the labor intensity.

[0049] It is obvious to those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any figure mark in the claims should not be regarded as limiting the involved claims.

[0050] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description manner of the specification is only for the sake of clarity, and those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can be combined appropriately to form other embodiments that those skilled in the art can understand.

Claims

1. A multi-functional precision positioning fixture, characterized by: The utility model provides a support frame (1), the end of support frame (1) is equipped with the positioning clamp jaw (4) symmetrically, the side of every positioning clamp jaw (4) is movably connected with the tight clamp jaw (5), the end of tight clamp jaw (5) is movably connected with the connecting push rod (6), and connecting push rod (6) is movably connected with support frame (1); The positioning clamp jaw (4) includes a positioning jaw (41), both ends of the positioning jaw (41) are inserted into the inner side of the support frame (1), and the end of the positioning jaw (41) is movably connected with the support frame (1) through a pin shaft, and a positioning groove (43) is formed in the end of the positioning jaw (41) away from the support frame (1).

2. The multi-functional precision positioning fixture according to claim 1, wherein: The side of the end of every positioning jaw (41) away from the support frame (1) is integrally provided with symmetrical triangular ear plates (42), and an inclined groove (44) is formed between the two triangular ear plates (42).

3. The multi-functional precision positioning fixture according to claim 2, wherein: The tight clamp jaw (5) is inserted into the inner side of the triangular ear plate (42) to form a clamping rod (51), the clamping rod (51) and the triangular ear plate (42) are movably connected through a pin shaft, the end of the clamping rod (51) is circular, and the end of the clamping rod (51) is annularly and fixedly connected with triangular anti-skid pads (53).

4. The multi-functional precision positioning fixture according to claim 3, wherein: The end of the clamping rod (51) close to the support frame (1) is movably connected with an adjustable connecting rod (52), and the end of the adjustable connecting rod (52) away from the clamping rod (51) is movably connected with the connecting push rod (6).

5. The multi-functional precision positioning fixture according to claim 4, wherein: The adjustable connecting rod (52) includes an adjusting knob (521), both ends of the adjusting knob (521) are integrally provided with threaded connecting rods (522), the screw threads of the threaded connecting rods (522) on both sides are opposite, and the outer sides of the threaded connecting rods (522) are threadedly connected with corresponding internal threaded sleeves (523).

6. The multi-functional precision positioning fixture according to claim 5, wherein: The end of every internal threaded sleeve (523) away from the adjusting knob (521) is symmetrically provided with a connecting ear plate (524).

7. The multi-functional precision positioning fixture according to claim 6, wherein: The connecting push rod (6) includes a moving cross rod (61) inserted into the inner side of the support frame (1), both ends of the moving cross rod (61) extend to the side of the support frame (1), a central positioning column (62) is integrally arranged at the center of the moving cross rod (61), and one end of the central positioning column (62) is sleeved with a compression spring (63).

8. The multi-functional precision positioning fixture according to claim 7, wherein: The end of every connecting ear plate (524) is movably connected with the end of the moving cross rod (61) through a pin shaft, and the end of the other connecting ear plate (524) is movably connected with the end of the clamping rod (51) through a pin shaft.

9. The multi-functional precision positioning fixture of claim 7, wherein: The inner side of the support frame (1) is integrally provided with a baffle between the two positioning jaws (41); One end of the compression spring (63) is attached to the moving cross rod (61), and the other end is attached to the baffle in the support frame (1).

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