CN219465935U

CN219465935U - Clamping tool

Info

Publication number: CN219465935U
Application number: CN202223177681.8U
Authority: CN
Inventors: 张大鹏; 庞祥柱; 李莽莽
Original assignee: Hefei Xiaowu Automation Technology Co ltd
Current assignee: Hefei Xiaowu Automation Technology Co ltd
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-08-04
Anticipated expiration: 2032-11-28

Abstract

The utility model provides a clamping tool which comprises a base, wherein a first bracket and a second bracket are respectively arranged at the top parts of two ends of the base, clamping pieces are arranged at the near sides of the top parts of the first bracket and the second bracket, each clamping piece comprises a sleeve, a plurality of convex rods and springs, the convex rods are connected with the sleeve through the springs, the convex rods are distributed symmetrically about the center of the sleeve, and the convex rods movably clamp parts through the springs. According to the clamping tool, the part is arranged between the two clamping pieces, when the plurality of convex rods are in contact with the edge of the part, the plurality of convex rods are self-adaptive to the edge shape of the part through the springs, so that the contact area with the edge of the part is increased, the part is prevented from falling in the processing process, the special-shaped part can be effectively clamped by the clamping tool, and the clamping stability of the special-shaped part is ensured.

Description

Clamping tool

Technical Field

The utility model relates to the technical field of part clamping, in particular to a clamping tool.

Background

In the course of working of various spare parts, can use the centre gripping frock, the centre gripping frock is used for waiting to process spare part to clip, uses processing equipment to process spare part again.

The prior art has the following defects: the existing clamping tool usually clamps the part through the clamping plate, however, when clamping some special-shaped parts, the special-shaped parts possibly fall from the clamping plate in the machining process due to the small contact surface between the clamping plate and the part, and the normal machining of the special-shaped parts is affected.

Therefore, a clamping tool is needed to solve the above problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a clamping tool.

The utility model solves the technical problems by the following technical means: the utility model provides a centre gripping frock, includes the base, the both ends top of base is provided with first support and second support respectively, the top of first support and second support is close one side all and is provided with the holder, the holder includes sleeve, protruding pole and spring, and protruding pole sets up to a plurality of, and a plurality of protruding poles all are through spring and telescopic connection, and are central symmetry distribution about the sleeve between a plurality of protruding poles, and protruding pole passes through spring activity centre gripping part.

Preferably, the part is placed between the two clamping pieces, when a plurality of protruding rods are contacted with the edge of the part, the protruding rods are self-adaptive to the edge shape of the part through the springs, so that the contact area with the edge of the part is increased, the part is prevented from falling off in the processing process, the clamping tool can effectively clamp the special-shaped part, and the clamping stability of the special-shaped part is ensured.

Preferably, a motor is fixedly arranged on one side of the top of the second bracket, two sleeves are respectively connected with the first bracket and the second bracket in a rotating way through bearings, one sleeve is connected with the motor through an output shaft in a transmission way, and after the clamping piece clamps the part, the motor can drive the clamping piece to drive the part to rotate, so that other parts of the part can be conveniently machined.

Preferably, the bottom of second support is fixed and is provided with the slider, and slider and base sliding connection, one side of slider is provided with the bolt, bolt and slider threaded connection, and the tip and the base butt of bolt, because the part length of centre gripping is different, consequently, place the part between two holders in, the accessible slider slides the second support and drives one holder and draw close to another holder, adjusts the suitable back, screw bolt fastening slider, two holders can the fixed part this moment.

Preferably, the sliding block is a trapezoid block, a trapezoid chute is formed in the center of the top of the base, the trapezoid block is matched with the trapezoid chute, and the trapezoid block can be prevented from being separated from the base longitudinally through the arranged trapezoid chute.

Preferably, a through groove is formed in one side of the base, and the through groove is communicated with the trapezoid chute, so that the bolt is convenient to use.

The utility model has the beneficial effects that:

according to the clamping tool, the part is arranged between the two clamping pieces, when the plurality of convex rods are in contact with the edge of the part, the plurality of convex rods are self-adaptive to the edge shape of the part through the springs, so that the contact area with the edge of the part is increased, the part is prevented from falling in the processing process, the special-shaped part can be effectively clamped by the clamping tool, and the clamping stability of the special-shaped part is ensured.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a state diagram of the present utility model;

fig. 3 is a schematic structural view of the clamping member of the present utility model.

In the figure: 1. a base; 11. a first bracket; 12. a second bracket; 2. a clamping member; 21. a sleeve; 22. a protruding rod; 23. a spring; 3. a motor; 4. a slide block; 41. and (5) a bolt.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Examples

Referring to fig. 1 and 3, the clamping tool of the present embodiment includes a base 1, a first bracket 11 and a second bracket 12 are respectively disposed at top portions of two ends of the base 1, clamping members 2 are disposed on close sides of top portions of the first bracket 11 and the second bracket 12, unlike the prior art, the clamping members 2 include a sleeve 21, a protruding rod 22 and a spring 23, the protruding rods 22 are disposed in a plurality, the protruding rods 22 are all connected with the sleeve 21 through the spring 23, the protruding rods 22 are distributed symmetrically about the center of the sleeve 21, and the protruding rods 22 movably clamp parts through the spring 23.

Referring to fig. 2, when the part is placed between two clamping members 2 and a plurality of protruding rods 22 are in contact with the edge of the part, the protruding rods 22 are self-adaptive to the edge shape of the part through springs 23, so that the contact area with the edge of the part is increased, the part is prevented from falling off in the processing process, the clamping tool can effectively clamp the special-shaped part, and the clamping stability of the special-shaped part is ensured.

The motor 3 is fixedly arranged on one side of the top of the second bracket 12, two sleeves 21 are respectively connected with the first bracket 11 and the second bracket 12 in a rotating way through bearings, one sleeve 21 is connected with the motor 3 through an output shaft in a transmission way, and after the clamping piece 2 clamps a part, the motor 3 can drive the clamping piece 2 to drive the part to rotate, so that other parts of the part can be conveniently machined.

The bottom of second support 12 is fixed and is provided with slider 4, and slider 4 and base 1 sliding connection, one side of slider 4 is provided with bolt 41, bolt 41 and slider 4 threaded connection, and the tip and the base 1 butt of bolt 41, because the part length of centre gripping is different, consequently, place the part between two holders 2, accessible slider 4 slides second support 12 and drives one holder 2 and draw close to another holder 2, adjusts the suitable back, and bolt 41 is fixed slider 4 of screwing, and two holders 2 can the fixed part this moment.

The sliding block 4 is a trapezoid block, a trapezoid chute is formed in the center of the top of the base 1, the trapezoid block is matched with the trapezoid chute, and the trapezoid block can be prevented from being separated from the base 1 longitudinally through the arranged trapezoid chute.

A through groove is formed in one side of the base 1, and the through groove is communicated with the trapezoid chute, so that the bolt 41 is convenient to use.

It is noted that relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides a centre gripping frock, includes base (1), the both ends top of base (1) is provided with first support (11) and second support (12) respectively, the top of first support (11) and second support (12) is close one side and all is provided with clamping piece (2), its characterized in that: the clamping piece (2) comprises a sleeve (21), protruding rods (22) and springs (23), the protruding rods (22) are arranged into a plurality of protruding rods (22), the protruding rods (22) are connected with the sleeve (21) through the springs (23), the protruding rods (22) are distributed in a central symmetry mode relative to the sleeve (21), and the protruding rods (22) movably clamp parts through the springs (23).

2. The clamping tool according to claim 1, wherein: when the convex rods (22) are contacted with the edge of the part, the convex rods (22) are self-adaptive to the edge shape of the part through springs (23).

3. The clamping tool according to claim 2, wherein: the motor (3) is fixedly arranged on one side of the top of the second bracket (12), two sleeves (21) are respectively connected with the first bracket (11) and the second bracket (12) in a rotating way through bearings, and one sleeve (21) is connected with the motor (3) in a transmission way through an output shaft.

4. A clamping fixture according to claim 3, wherein: the bottom of second support (12) is fixed and is provided with slider (4), and slider (4) and base (1) sliding connection, one side of slider (4) is provided with bolt (41), bolt (41) and slider (4) threaded connection, and the tip and the base (1) butt of bolt (41).