CN216869514U - Clamping tool for detecting machining straightness - Google Patents

Abstract

The utility model discloses a clamping tool for detecting machining straightness, which comprises: a base; the two first supporting pieces are connected to the base at intervals; the transmission screw rod assembly is connected to the first supporting piece; the guide rod is connected to the first supporting piece and is arranged in parallel with the transmission lead screw component; one clamping piece is connected to the transmission lead screw assembly and the guide rod and is linked by the transmission lead screw assembly to move along the guide rod, the other clamping piece is connected to the base, and a part is clamped between the clamping pieces; the holder includes: the top of the second supporting piece is provided with a U-shaped groove; the two arc-shaped rails are symmetrically arranged in the U-shaped groove; the rotating seat is movably connected to the arc-shaped track, is supported by the arc-shaped track and rotates along the arc-shaped track; the driving piece is connected to the side wall of one side of the rotating seat; the two clamping heads clamp or loosen the part; the technical problems of inconvenient part fixing, inconvenient detection operation and low efficiency are solved.

Description

Clamping tool for detecting machining straightness

Technical Field

The utility model relates to the technical field of detection tools, in particular to a clamping tool for detecting machining straightness.

Background

Straightness detection and measurement are one of important contents of length measurement technology, and common measurement methods comprise a straight ruler method, a collimation method, a gravity method, a straight line method and the like; the part is generally required to be fixed when the straightness detection is carried out, in the prior art, the part is generally directly placed on an operation table to be manually fixed, and the manual fixation means that the part can only be operated by a single hand when the straightness detection is carried out, so that the working efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the clamping tool for detecting the straightness of machining is provided to solve the technical problems of inconvenient part fixing, inconvenient detection operation and low efficiency in the prior art.

The technical scheme for realizing the purpose is as follows: the utility model provides a machining straightness accuracy inspection centre gripping frock, includes:

a base;

the two first supporting pieces are connected to the base at intervals;

the transmission screw rod assembly is connected to the first support piece;

the guide rod is connected to the first supporting piece and is arranged in parallel with the transmission lead screw component;

one clamping piece is connected to the transmission lead screw assembly and the guide rod and is linked by the transmission lead screw assembly to move along the transmission lead screw assembly and the guide rod, the other clamping piece is connected to the base, and a part is clamped between the clamping pieces;

the holder includes: one second supporting piece is connected to the transmission lead screw assembly and the guide rod, the other second supporting piece is connected to the base, and a U-shaped groove is formed in the top of the second supporting piece; the two arc-shaped rails are symmetrically arranged in the U-shaped groove; the rotating seat is movably connected to the arc-shaped track, is supported by the arc-shaped track and rotates along the arc-shaped track; the driving piece is connected to the side wall of one side of the rotating seat; and the two clamping heads are symmetrically connected to the rotating seat and linked by the driving piece, and the parts are clamped or loosened along the moving position of the rotating seat.

Further: the drive screw assembly includes: the screw rod is connected to the first supporting piece; and the first motor is connected with the lead screw and drives the lead screw to rotate.

Further: the second support member includes: the first block is connected with the transmission lead screw assembly and the guide rod; and a second block connected on top of the first block, having the U-shaped groove.

Further: the rotating seat includes: a first torus;

the second ring body is arranged in the first ring body and is concentric with the first ring body, a first sliding groove is formed between the second ring body and the first ring body, and the first sliding groove is connected with the arc-shaped track in a sliding manner;

at least two connecting blocks, which are used for connecting the first circular ring body and the second circular ring body and are connected with the clamping head;

the first side baffle is connected to one side of the second annular ring body and is used for connecting the driving piece;

and the second side baffle is connected to the other side of the second ring body and is arranged opposite to the first side baffle.

Further: the driving member includes: the second motor is connected to the first side baffle; and the driving gear is connected with the second motor and is arranged in the second circular ring body.

Further: the clamping head comprises: the threaded rod is in threaded connection with the first annular body, the second annular body and the connecting block;

the driven gear is connected to the threaded rod and meshed with the driving gear;

and one end of the clamping head part is movably connected to the threaded rod, and the other end of the clamping head part penetrates out of the second side baffle plate and is in direct contact with the part to clamp the part.

By adopting the technical scheme, the method has the following beneficial effects: a clamping tool for detecting machining straightness is provided with a base, a first supporting piece, a transmission lead screw assembly, a guide rod and a clamping piece; the base and the first support form a reliable support structure; the transmission screw assembly moves, one clamping piece moves along the transmission screw assembly and the guide rod, so that a part can be just placed at the distance between the two clamping pieces, the part is placed on the clamping head, the transmission screw assembly moves again, the part is limited between the clamping pieces, the driving piece moves, the clamping head clamps the part, the part is reliably positioned, then the part can be linked to rotate by rotating the rotating seat, the straightness of different parts of the part is detected, the operation is relatively convenient, and the efficiency is relatively high; therefore, the technical problems of inconvenient part fixing, inconvenient detection operation and low efficiency are solved, the technical effects of relatively convenient part fixing, relatively convenient detection operation and relatively high efficiency are achieved, and the device is favorable for popularization and use.

Drawings

FIG. 1 is a schematic view of the assembly structure;

FIG. 2 is a schematic view of the structure of the base, the first support member, the drive screw assembly and the guide bar;

FIG. 3 is a schematic view of the structure of the clamping member;

FIG. 4 is a second schematic structural view of the clamping member;

FIG. 5 is a partial cross-sectional view of the clamp;

FIG. 6 is a schematic structural view of the second support and the arcuate track;

in the figure: 10. the automatic clamping device comprises a base, 20, a first supporting piece, 30, a transmission screw rod assembly, 31, a screw rod, 32, a first motor, 40, a guide rod, 50, a clamping piece, 51, a second supporting piece, 511, a U-shaped groove, 512, a first block, 513, a second block, 52, an arc-shaped track, 53, a rotating seat, 531, a first ring body, 531-1, a first sliding groove, 532, a second ring body, 533, a connecting block, 534, a first side baffle, 535, a second side baffle, 54, a driving piece, 541, a second motor, 542, a driving gear, 55, a clamping head, 551, a threaded rod, 552, a driven gear, 553, a chuck part and 100 parts.

Detailed Description

In order that the matter may be more readily and clearly understood, further details are set forth in the following description, taken in conjunction with the accompanying drawings, in which like reference numerals refer to like parts;

the utility model provides a machining straightness accuracy inspection centre gripping frock, it is fixed inconvenient to have solved the part among the correlation technique, and detection operation is inconvenient, and the technical problem of inefficiency has reached that the part is fixed convenient relatively, and detection operation is convenient relatively, the higher positive effect of efficiency relatively, and the general thinking is as follows:

one embodiment is as follows:

as shown in fig. 1, 2, 3, 4, 5, 6; the utility model provides a machining straightness accuracy inspection centre gripping frock, includes:

a base 10;

two first supporting members 20 connected to the base 10 at intervals;

a driving screw assembly 30 connected to the first supporter 20;

a guide bar 40 connected to the first supporter 20 and disposed parallel to the driving screw assembly 30;

and two clamping pieces 50, one clamping piece 50 is connected to the transmission screw assembly 30 and the guide rod 40, is linked by the transmission screw assembly 30 and moves along the transmission screw assembly 30 and the guide rod 40, the other clamping piece 50 is connected to the base 10, and the part 100 is clamped between the clamping pieces 50;

the clip 50 includes: a second supporting member 51, one of the second supporting members 51 is connected to the driving screw assembly 30 and the guide bar 40, and the other second supporting member 51 is connected to the base 10, and the top of the second supporting member 51 has a U-shaped groove 511; two arc-shaped rails 52 symmetrically arranged in the U-shaped groove 511; the rotating seat 53 is movably connected to the arc-shaped track 52, is supported by the arc-shaped track 52, and rotates along the arc-shaped track 52; a driving member 54 connected to one side wall of the rotating base 53; the two clamping heads 55 are symmetrically connected to the rotating seat 53, are linked by the driving piece 54, move along the rotating seat 53 and clamp or loosen the part 100;

specifically, in practice, the base 10, the first support 20, the driving screw assembly 30, the guide rod 40 and the clamping member 50 are provided; the base 10 and the first support 20 form a reliable support structure; the transmission screw assembly 30 acts, one of the clamping pieces 50 moves along the transmission screw assembly 30 and the guide rod 40, so that the distance between the two clamping pieces 50 just can place the part 100, the part 100 is placed on the clamping head 50, the transmission screw assembly 30 acts again, the part 100 is limited between the clamping pieces 50, the driving piece 54 acts, the clamping head 55 clamps the part 100, the part 100 is reliably positioned, and then the rotating seat 53 is rotated, so that the part 100 can be linked to rotate, the straightness of different parts of the part 100 can be detected, the operation is relatively convenient, and the efficiency is relatively high;

in another embodiment:

as shown in fig. 1 and 2; during implementation, the base 10 is of a step-shaped structure and is embedded in a cement foundation to form a stable supporting structure;

the first supporting piece 20 is a bent plate, is in an L-shaped or T-shaped structure in appearance, is connected with the base 10 through an outer hexagonal bolt, is convenient to mount and dismount, and forms a stable supporting structure;

in another embodiment:

as shown in fig. 1 and 2; in practice, the lead screw assembly 30 includes: a screw 31 connected to the first supporter 20; the first motor 32 is connected with the lead screw 31 and drives the lead screw 31 to rotate; the screw 31 is connected with the first supporting members 20 through the flange bearing seat, one end of the screw passes through one of the first supporting members 20 and is connected with the first motor 32, and the screw 31 can normally and smoothly rotate and can support the clamping member 50; the first motor 32 is a vertical motor with a common structure in the prior art, is connected with the first support member 20 through a section bar or a motor frame, and is connected with the screw rod 31 through a coupler to form a driving force, and links the screw rod 31 to rotate;

in another embodiment:

as shown in fig. 1 and 2; when the installation is carried out, the guide rod 40 is a section of round steel, two ends of the round steel are respectively welded with an L-shaped section, and an outer hexagonal bolt penetrates between the L-shaped section and the first supporting piece 20 to be connected, so that the installation and the disassembly are convenient; the guide bar 40 forms a guide for facilitating the holding member 50 to be reliably supported, and the holding member 50 always moves along a straight line;

in another embodiment:

as shown in fig. 1, 3, 4, 5, 6; the second support 51 includes: a first block 512 connected to the drive screw assembly 30 and the guide bar 40; and a second block 513 attached on top of the first block 512, having the U-shaped groove 511; the first block 512 is in threaded connection with the transmission screw assembly 30, is in sliding connection with the guide rod 40, and is welded with the second block 513; the second block 513 is a half structure, which is beneficial to the installation and the disassembly of the rotating seat 53; the arc-shaped track 52 and the second block 513 are welded, and the arc-shaped track 52 forms a guide support, so that the rotating seat 53 can be limited while rotating normally, the rotating position of the rotating seat 53 can be controlled conveniently, and the straightness of different parts of the part 100 can be detected; the U-shaped groove 511 is arranged, so that when the rotating seat 53 rotates, collision cannot occur, and the reliability of the structure is good;

the rotating base 53 includes: a first torus 531; the second annular body 532 is arranged in the first annular body 531 and is concentrically arranged with the first annular body 531, a first chute 531-1 is formed between the second annular body 532 and the first annular body 531, and the first chute 531-1 is slidably connected with the arc-shaped track 52; at least two connecting blocks 533 for connecting the first circular ring 531 and the second circular ring 532, wherein the connecting blocks 533 are connected with the clamping head 55; a first side baffle 534 connected to one side of the second ring 532 for connecting the driving member 54; a second side baffle 535 connected to the other side of the second torus 532 and arranged opposite to the first side baffle 534; the first annular body 531 or the second annular body 532 is formed by rolling plates to form a first chute 531-1 which can be reliably matched with the arc-shaped track 52; the connecting block 533 is a circular block, and is welded with the first circular ring body 531 and the second circular ring body 532, so that the first circular ring body 531 and the second circular ring body 532 form a relative whole, the structural strength can be increased, and the connection reliability with the clamping head 55 is good; the first side baffle 534 is a circular plate and is welded with the second annular ring 532, so that the driving piece 54 can be mounted conveniently; the second side blocking plate 535 is a circular plate and is welded with the second circular ring body 532, and the second side blocking plate 535 is provided with two gaps which are penetrated out by the clamping head part 553, so that the moving position of the clamping head part 553 is not influenced;

the drive member 54 includes: a second motor 541 connected to the first side barrier 534; and a driving gear 542 connected to the second motor 541 and disposed within the second torus 532; the second motor 541 is a common vertical motor in the prior art, and is connected with the first side baffle 534 by penetrating an outer hexagonal bolt, and a transmission shaft on the second motor 541 penetrates through the first side baffle 534; the driving gear 542 is connected with the transmission shaft;

the gripping head 55 includes: a threaded rod 551 threadedly connected to the first torus 531, the second torus 532, and the connecting block 533; a driven gear 552 coupled to the threaded rod 551 to be engaged with the driving gear 542; and a clamping head 553, one end of which is movably connected to the threaded rod 551, and the other end of which penetrates through the second side baffle 535, and directly contacts with the part 100 to clamp the part 100; the holder 553 is in the shape of an arc plate or a flat plate, etc., and is matched with the shape of the part 100 to hold the parts 100 of different shapes; the threaded rod 551 is also provided with a bearing, and the bearing is welded with one end of the chuck part 553, so that when the threaded rod 551 rotates, the chuck part 553 can not rotate along with the threaded rod 551 and always moves along a straight line, and the part 100 is clamped or loosened;

in another embodiment:

as shown in fig. 1; in practice, the part 100 is generally cylindrical, rectangular, or the like, and may be a tapered structure, and the tapered structure can be clamped only by changing the clamping inner diameter of the clamping head 55, and after seeing the disclosure, a person skilled in the art can directly and unambiguously know how to set the part without creative labor and undue experiment;

the working principle is as follows: the transmission screw assembly 30 acts, one of the clamping pieces 50 moves along the transmission screw assembly 30 and the guide rod 40, so that the distance between the two clamping pieces 50 just can place the part 100, the part 100 is placed on the clamping head 50, the transmission screw assembly 30 acts again, the part 100 is limited between the clamping pieces 50, the driving piece 54 acts, the clamping head 55 clamps the part 100, the part 100 is reliably positioned, and then the rotating seat 53 is rotated, so that the part 100 can be linked to rotate, the straightness of different parts of the part 100 can be detected, the operation is relatively convenient, and the efficiency is relatively high;

in the description, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on the positional relationships illustrated in the drawings, and are only for convenience of description or simplicity of description, but do not indicate that a particular orientation must be provided; the operation process described in the embodiment is not an absolute use step, and corresponding adjustment can be made during actual use;

unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art; the use of "first," "second," and the like in the description and in the claims does not denote any order, quantity, or importance, but rather the terms "a" and "an" and the like are used to distinguish one element from another, and likewise, no limitation of quantity is implied, but rather at least one is implied, as is determined by the context of the embodiment;

the above description is only for the preferred embodiment, but the scope of protection is not limited thereto, and any equivalent replacement or change based on the technical solution and the utility model concept within the technical scope of the disclosure of the person skilled in the art should be covered by the scope of protection.

Claims (6)

1. The utility model provides a machining straightness accuracy inspection centre gripping frock which characterized in that includes:

a base (10);

two first supports (20) which are connected to the base (10) at intervals;

a drive screw assembly (30) connected to the first support (20);

the guide rod (40) is connected to the first support part (20) and is arranged in parallel with the transmission screw rod assembly (30);

the clamping piece (50) is connected to the transmission lead screw assembly (30) and the guide rod (40), is linked by the transmission lead screw assembly (30) and moves along the transmission lead screw assembly (30) and the guide rod (40), the other clamping piece (50) is connected to the base (10), and a part (100) is clamped between the clamping pieces (50);

the clamp (50) comprises: second supporting members (51), one of the second supporting members (51) is connected to the driving screw assembly (30) and the guide bar (40), the other second supporting member (51) is connected to the base (10), and the top of the second supporting member (51) is provided with a U-shaped groove (511); two arc-shaped rails (52) symmetrically arranged in the U-shaped groove (511); the rotating seat (53) is movably connected to the arc-shaped track (52), is supported by the arc-shaped track (52), and rotates along the arc-shaped track (52); a driving member (54) connected to one side wall of the rotating seat (53); and the two clamping heads (55) are symmetrically connected to the rotating seat (53) and are linked by the driving piece (54) to move along the rotating seat (53) to clamp or release the part (100).

2. The machining straightness inspection clamping tool according to claim 1, wherein: the drive screw assembly (30) includes: a screw (31) connected to the first support (20); and a first motor (32) connected to the lead screw (31) and driving the lead screw (31) to rotate.

3. The machining straightness inspection clamping tool according to claim 1, wherein: the second support (51) comprises: a first block (512) connected to the drive screw assembly (30) and the guide bar (40); and a second block (513) attached on top of the first block (512) having the U-shaped groove (511).

4. The machining straightness inspection clamping tool according to claim 1, wherein: the rotating seat (53) includes: a first torus (531);

the second annular body (532) is arranged in the first annular body (531) and is concentric with the first annular body (531), a first sliding groove (531-1) is formed between the second annular body (532) and the first annular body (531), and the first sliding groove (531-1) is connected with the arc-shaped track (52) in a sliding mode;

at least two connecting blocks (533) for connecting the first torus (531) and the second torus (532), and the connecting blocks (533) are connected with the clamping head (55);

a first side baffle plate (534) connected to one side of the second ring body (532) for connecting the driving member (54);

and a second side baffle (535) connected to the other side of the second ring body (532) and disposed opposite to the first side baffle (534).

5. The machining straightness inspection clamping tool according to claim 4, wherein: the drive member (54) includes: a second motor (541) connected to the first side barrier (534); and a driving gear (542) connected to the second motor (541) and disposed within the second annular ring (532).

6. The machining straightness inspection clamping tool according to claim 5, wherein: the gripping head (55) comprises: a threaded rod (551) in threaded connection with the first torus (531), the second torus (532) and the connecting block (533);

a driven gear (552) connected to the threaded rod (551) and engaged with the drive gear (542);

and a clamping head part (553), one end of which is movably connected to the threaded rod (551), and the other end of which penetrates out of the second side baffle (535) and is in direct contact with the part (100) to clamp the part (100).

Images