CN212444191U

CN212444191U - Anti-vibration clamping tool

Info

Publication number: CN212444191U
Application number: CN202020715168.1U
Authority: CN
Inventors: 李永康; 吴华
Original assignee: CHANGZHOU CHANGHUA ELECTRICAL MOTOR CO LTD
Current assignee: CHANGZHOU CHANGHUA ELECTRICAL MOTOR CO LTD
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2021-02-02
Anticipated expiration: 2030-04-30

Abstract

The utility model relates to an anti-vibration clamping tool, which comprises a workpiece clamping seat, a vibration-proof mechanism connecting seat and a vibration-proof mechanism, wherein the vibration-proof mechanism comprises an adjusting bracket, a forward supporting stud and a reverse buckling plate component, the lower part of the adjusting bracket is provided with a supporting stud adjusting hole, the forward supporting stud can be screwed in and out of the supporting stud adjusting hole to prop against or loosen one side of the suspended part of a part, the upper part of the adjusting bracket is provided with a buckling plate moving groove, the reverse buckling plate component comprises a buckling plate and an adjusting bolt, one end of the buckling plate is connected with the adjusting bolt, the other end of the buckling plate extends to the direction vertical to the main body of the buckling plate to form a buckling part, the buckling part is contacted with the other side of the suspended part, the buckling plate can rotate along with the adjusting bolt, the adjusting bolt moves along the horizontal direction in the buckling plate moving groove, and the anti, the anti-vibration effect in the machining process is achieved, and the clamping is convenient.

Description

Anti-vibration clamping tool

Technical Field

The utility model relates to a frock clamp technical field especially relates to an anti-vibration centre gripping frock.

Background

In the processing process of some large-scale parts, due to factors such as space limitation and the like, the parts are inevitably suspended at parts to be processed after being clamped, and the parts are slightly vibrated due to insufficient rigidity and large stress when being processed, so that the size precision and the surface quality of the parts are greatly influenced.

The existing part clamping tool only has the functions of clamping and positioning parts generally, and vibration generated in the part machining process cannot be avoided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at prior art's defect, provide a clamping convenience, good, the precision of antivibration nature is high, be applicable to the antivibration centre gripping frock of processing such as large-scale work piece bore hole.

The utility model discloses a realize through following technical scheme: the utility model provides an anti-vibration centre gripping frock, includes work piece grip slipper, antivibration mechanism connecting seat and antivibration mechanism, antivibration mechanism fixed connection in on the antivibration mechanism connecting seat.

In order to increase the auxiliary support of the tool on the suspended part of the part and improve the anti-vibration effect of the tool, the anti-vibration mechanism comprises an adjusting bracket, a forward supporting stud and a reverse buckling and pressing plate assembly, the lower part of the adjusting bracket is provided with a supporting stud adjusting hole, the forward supporting stud can be screwed in and out of the supporting stud adjusting hole to prop against or loosen one side of the suspended part of the part, the upper part of the adjusting bracket is provided with a buckling and pressing plate moving groove, the reverse buckling and pressing plate assembly comprises a buckling and pressing plate and an adjusting bolt, one end of the buckling and pressing plate is connected with the adjusting bolt, the other end of the buckling and pressing plate extends in the direction vertical to the main body of the buckling and pressing plate, the buckling and pressing part is contacted with the other side of the suspended part, the buckling and pressing plate can move in the horizontal direction in the buckling and pressing plate moving groove along with the rotation of, the moving tracks of the forward support stud and the buckling plate are parallel, so that the best clamping effect is achieved.

In order to enable the forward support stud and the reverse buckling plate assembly to achieve the best matching effect and enhance the guidance of the forward support stud and the buckling plate during movement, a support stud limiting groove extends towards the forward support stud on the buckling plate main body, the forward support stud can move along the support stud limiting groove, and the support stud limiting groove can limit the radial degree of freedom of the forward support stud.

In order to improve the guidance of the buckling plate during movement, a guide pin is arranged on the buckling plate and perpendicular to the movement direction of the buckling plate, a guide groove matched with the guide pin is formed in the adjusting bracket, and the guide pin can move in the guide groove.

For convenience of adjustment, one end of the positive support stud is provided with an adjusting knob.

In order to adjust the height of clamping the workpiece and improve the stability of clamping the workpiece, a height adjusting device and a workpiece pressing plate are arranged on the workpiece clamping seat, the height of the workpiece in the vertical direction can be adjusted by the height adjusting device, and the workpiece pressing plate can limit the workpiece to move upwards.

Preferably, the number of the height adjusting devices and the workpiece pressing plates is 4, and more or fewer height adjusting devices and workpiece pressing plates can be designed according to actual conditions.

The utility model has the advantages that: this anti-vibration centre gripping frock, through the cooperation of mutually of forward support double-screw bolt and reverse withhold the clamp plate subassembly, realized the supporting role to unsettled processing position on the large-scale work piece, thereby played the anti-vibration effect in the large-scale work piece course of working, and then improved the size precision and the surface quality of processing, through design support double-screw bolt spacing groove on withholding the clamp plate, uide pin isotructure, the design of whole frock has been optimized, the reliability of work piece centre gripping and the convenience that the frock used have been improved, and this anti-vibration centre gripping frock simple structure, the clamping is convenient, specially adapted large-scale work piece processing such as bore hole.

Drawings

Fig. 1 is a schematic structural view of the anti-vibration clamping tool of the present invention;

fig. 2 and 3 are schematic structural views of the vibration-proof mechanism of the vibration-proof clamping tool of the present invention;

fig. 4 is a schematic structural view of an adjusting bracket of the anti-vibration clamping tool of the present invention;

fig. 5 is a schematic structural view of a buckling plate of the anti-vibration clamping tool of the present invention;

in the figure: 1. a workpiece clamping seat; 11. a height adjustment device; 12. a workpiece pressing plate; 2. a vibration-proof mechanism connecting seat; 3. a vibration-proof mechanism; 31. adjusting the bracket; 311. a support stud adjustment hole; 312. a buckling plate moving groove; 313. a guide groove; 32. a positive support stud; 321. adjusting a knob; 33. a reverse buckling and pressing plate component; 331. buckling and pressing a plate; 3311. a buckling part; 3312. supporting stud limiting grooves; 332. adjusting the bolt; 333. a guide pin; 4. and (5) a workpiece.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the protection scope of the present invention can be clearly and clearly defined. In the present invention, directional terms such as "up", "down", "front", "back", "left", "right", "top", "bottom", etc. refer to directions of the attached drawings only. Accordingly, the directional terms used are used for describing and understanding the present invention, and are not used for limiting the present invention.

As shown in fig. 1, the anti-vibration clamping tool comprises a workpiece clamping seat 1, an anti-vibration mechanism connecting seat 2 and an anti-vibration mechanism 3, wherein the anti-vibration mechanism 3 is fixedly connected to the anti-vibration

mechanism connecting seat

2, 4

height adjusting devices

11 and 4 workpiece pressing plates 12 which are correspondingly arranged are arranged on the workpiece clamping seat 1, the height of a workpiece in the vertical direction can be adjusted by the height adjusting devices 11, and the workpiece pressing plates 12 can limit the workpiece to move upwards.

As shown in fig. 2 and 3, the anti-vibration mechanism 3 includes an adjusting bracket 31, a forward support stud 32, and a reverse buckling plate assembly 33, wherein a support stud adjusting hole 311 is formed at a lower portion of the adjusting bracket 31, an adjusting knob 321 is provided at one end of the forward support stud 32, and the forward support stud 32 can be screwed into or out of the support stud adjusting hole 311 by rotating the adjusting knob 321.

As shown in fig. 4, a fastening plate moving slot 312 is formed in the upper portion of the adjusting bracket 31, the reverse fastening plate assembly 33 includes a fastening plate 331 and an adjusting bolt 332, one end of the fastening plate 331 is connected to the adjusting bolt 332, and the other end of the fastening plate 331 extends toward a direction perpendicular to the main body of the fastening plate 331 to form a fastening portion 3311, as shown in fig. 5, a guide pin 333 is disposed on the fastening plate 331 perpendicular to the moving direction of the fastening plate 331, a guide slot 313 matched with the guide pin 333 is formed in the adjusting bracket 31, the guide pin 333 is movable in the guide slot 313, and the fastening plate 331 is movable in the fastening plate moving slot 312 along with the rotation of the adjusting bolt 332 along the horizontal direction.

A support stud limiting groove 3312 extends from the main body of the buckling plate 331 in the direction of the forward support stud 32, the forward support stud 32 can move along the support stud limiting groove 3312, and the moving tracks of the forward support stud 32 and the buckling plate 331 are parallel.

Note that the chucking plate 331 and the forward support stud 32 are provided on both sides of the workpiece 4.

When the anti-vibration clamping tool is used for clamping a workpiece, firstly, the workpiece 4 is placed on the workpiece clamping seat 1, the clamping position of the workpiece 4 is adjusted to a proper height by using the height adjusting device 11, and the workpiece 4 is pressed tightly by using the workpiece pressing plate 12, so that the primary fixation of the workpiece 4 is completed; then, the adjusting knob 321 is rotated to move the forward support stud 32 towards the workpiece 4 until the forward support stud abuts against one side of the workpiece, and finally, the adjusting bolt 332 is rotated to move the pressing plate 331 towards the workpiece 4, namely, the moving direction of the forward support stud 32 is opposite to that of the forward support stud 331 until the pressing part 3311 on the pressing plate 331 presses the other side of the workpiece 4, so that the suspended machining part on the workpiece 4 is clamped, and the design can effectively prevent the workpiece from slightly vibrating in the subsequent machining process.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. The utility model provides an anti-vibration centre gripping frock which characterized in that: the vibration-proof mechanism comprises a workpiece clamping seat (1), a vibration-proof mechanism connecting seat (2) and a vibration-proof mechanism (3), wherein the vibration-proof mechanism (3) is fixedly connected onto the vibration-proof mechanism connecting seat (2), the vibration-proof mechanism (3) comprises an adjusting support (31), a forward supporting stud (32) and a reverse buckling plate assembly (33), a supporting stud adjusting hole (311) is formed in the lower portion of the adjusting support (31), the forward supporting stud (32) can be screwed into and out of the supporting stud adjusting hole (311), a buckling plate moving groove (312) is formed in the upper portion of the adjusting support (31), the reverse buckling plate assembly (33) comprises a buckling plate (331) and an adjusting bolt (332), one end of the buckling plate (331) is connected with the adjusting bolt (332), and the other end of the buckling plate (331) extends towards the direction perpendicular to the main body of the buckling plate (331) to form a buckling plate (331, the buckling plate (331) can move in the buckling plate moving groove (312) along the horizontal direction along with the rotation of the adjusting bolt (332), and the moving tracks of the forward supporting stud (32) and the buckling plate (331) are parallel.

2. The anti-vibration clamping tool according to claim 1, characterized in that: the main body of the buckling plate (331) is provided with a support stud limiting groove (3312) extending towards the direction of the forward support stud (32), the forward support stud (32) can move along the support stud limiting groove (3312), and the support stud limiting groove (3312) can limit the degree of freedom of the forward support stud (32) in the radial direction.

3. The anti-vibration clamping tool according to claim 1, characterized in that: the buckling plate (331) is provided with a guide pin (333) perpendicular to the moving direction of the buckling plate (331), the adjusting bracket (31) is provided with a guide groove (313) matched with the guide pin (333), and the guide pin (333) can move in the guide groove (313).

4. The anti-vibration clamping tool according to claim 1, characterized in that: one end of the positive support stud (32) is provided with an adjusting knob (321).

5. The anti-vibration clamping tool according to claim 1, characterized in that: the workpiece clamping seat (1) is provided with a height adjusting device (11) and a workpiece pressing plate (12) which are correspondingly arranged, the height adjusting device (11) can adjust the vertical height of a workpiece, and the workpiece pressing plate (12) can limit the workpiece to move upwards.

6. The anti-vibration clamping tool according to claim 5, characterized in that: the number of the height adjusting devices (11) and the number of the workpiece pressing plates (12) are 4.