CN220836237U - Rotatable clamping tool - Google Patents

Abstract

The utility model discloses a rotatable clamping tool, which belongs to the field of clamping tools and comprises a base, wherein a placing plate is arranged on the base, a stand column is fixed on the base, a lifting frame is arranged on the stand column, a bearing is arranged on the lifting frame, a clamping structure is connected to the bearing on the lifting frame, the clamping structure comprises a rotating shaft, a connecting rod and an adjusting and pressing assembly, the rotating shaft is connected with the connecting rod, and the rotating shaft is connected to the bearing. Through the board of placing that sets up, combine the clamping structure to use, both can the fixed metal work piece of effectual centre gripping, can bring the metal work piece to rotate again, guarantee the plastic spraying convenience, set up the bearing on the crane, clamping structure connects on the bearing, can guarantee to rotate the flexibility, set up a plurality of regulation in the clamping structure and compress tightly the subassembly, can multiple spot compress tightly fixedly the metal work piece, guarantee fixed effect, it can independently adjust to adjust simultaneously to compress tightly the subassembly, improve the flexibility of use, be applicable to the uneven metal work piece in upper end, the flexibility of use is high.

Description

Rotatable clamping tool

Technical Field

The utility model relates to the field of clamping tools, in particular to a rotatable clamping tool.

Background

A metal workpiece refers to a workpiece made of metal, and is one of the most common workpieces. When the metal workpiece is produced and prepared, the metal workpiece is easy to oxidize, so that the surface of the metal workpiece is required to be treated, generally tin plating or plastic spraying treatment is carried out, and when the surface of the metal workpiece is subjected to plastic spraying, a clamping tool is required to be used, and the stability of the metal workpiece during plastic spraying is ensured by the clamping tool.

When the existing clamping tool is used, a metal workpiece is placed on the tool, the clamping structure is used for pressing down to fix the workpiece, but the workpiece cannot rotate after being clamped and fixed, plastic spraying needs to be rotated around the workpiece in the plastic spraying process, so that the plastic spraying process is complex, the plastic spraying convenience is poor, meanwhile, in the existing clamping tool, the composition of the clamping structure is extremely simple, corresponding adjustment cannot be performed according to the actual condition of the workpiece during clamping, after the clamping structure is used for fixing the workpiece, the unstable clamping condition is easy to occur, and the plastic spraying effect can be affected.

Disclosure of utility model

The utility model mainly aims to provide a rotatable clamping tool which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

The utility model provides a rotatable centre gripping frock, includes the base, be equipped with on the base and place the board, and be fixed with the stand on the base, install the crane on the stand, be equipped with the bearing on the crane, and be connected with the clamping structure on the bearing on the crane, the clamping structure includes pivot, connecting rod and regulation hold-down assembly, the pivot is connected with the connecting rod, and the pivot is connected on the bearing, the lower extreme at the connecting rod is installed to the regulation hold-down assembly.

Preferably, the rotating motor is fixed on the base, and is connected with the placing plate, and the placing plate is rotatably arranged on the base.

Preferably, a servo motor is arranged on the upright post, a screw rod connected with the lifting frame is arranged in the upright post, and the screw rod is connected with the servo motor.

Preferably, the clamping structure further comprises a limiting plate and a connecting seat, the limiting plate is fixed at the upper end of the rotating shaft, the connecting seat is fixed at the lower end of the connecting rod, and the adjusting and compressing assembly is installed on the connecting seat in an annular array.

Preferably, the adjusting and compressing assembly comprises a fixed rod, a movable rod, a supporting bolt, a screw rod, a pressing plate and an adjusting wheel, wherein the fixed rod is fixedly installed on the connecting seat, the movable rod is sleeved on the fixed rod, the supporting bolt is in threaded connection with the movable rod, the tail end of the supporting bolt is in supporting connection with the fixed rod, the screw rod is fixedly connected with the pressing plate, the screw rod penetrates through the movable rod, the screw rod is in threaded connection with the movable rod, and the adjusting wheel is fixed at the upper end of the screw rod.

Compared with the prior art, the utility model has the following beneficial effects: this rotatable centre gripping frock, place the board through setting up, combine the clamp structure to use, both can the fixed metal work piece of effectual centre gripping, can bring the metal work piece to rotate again, guarantee the plastic spraying convenience, set up the bearing on the crane, clamp structure connects on the bearing, can guarantee to rotate the flexibility, set up a plurality of regulation in the clamp structure and compress tightly the subassembly, can multiple spot compress tightly fixedly to the metal work piece, guarantee fixed effect, it can independently adjust to adjust simultaneously to compress tightly the subassembly, improve and use the flexibility, be applicable to the uneven metal work piece in upper end, use the flexibility high.

Drawings

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

FIG. 2 is a schematic view of the structure of the lifting frame of the present utility model;

FIG. 3 is a schematic view of a clamping structure according to the present utility model;

Fig. 4 is a schematic view of the structure of the adjustable compression assembly of the present utility model.

In the figure: 1. a base; 2. placing a plate; 3. a column; 4. a lifting frame; 5. a clamping structure; 501. a rotating shaft; 502. a limiting plate; 503. a connecting rod; 504. a connecting seat; 505. adjusting the compression assembly; 5051. a fixed rod; 5052. a movable rod; 5053. abutting the bolt; 5054. a screw; 5055. a pressing plate; 5056. an adjusting wheel; 6. a bearing; 7. a rotating electric machine; 8. a servo motor.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-4, a rotatable clamping tool comprises a base 1, a placing plate 2 is rotatably installed on the base 1, a rotating motor 7 connected with the placing plate 2 is arranged on the base 1, a stand column 3 with a lifting frame 4, a screw rod and a servo motor 8 is installed on the base 1, a clamping structure 5 is installed on the lifting frame 4 through a bearing 6, and the metal workpiece can be effectively clamped and fixed and rotated by the aid of the placing plate 2 through the arranged clamping structure 5, so that plastic spraying convenience is guaranteed.

When using centre gripping frock, whole frock passes through base 1 to be installed in suitable place, connect the power after, put the metal work piece on placing board 2, after adjusting centre gripping structure 5, start servo motor 8, servo motor 8 moves and takes the inside lead screw of stand 3 to rotate, because lead screw and crane 4 threaded connection, the crane 4 cover is established on stand 3 simultaneously, consequently, under the drive of lead screw, crane 4 takes centre gripping structure 5, bearing 6 descends for centre gripping structure 5 presses on the metal work piece, the metal work piece is fixed by centre gripping structure 5 and placing board 2 centre gripping, after the metal work piece is fixed, rotary motor 7 on the start-up base 1, rotary motor 7 is taking place board 2 to rotate, thereby take the metal work piece to rotate, this in-process, centre gripping structure 5 is through bearing 6 rotation on crane 4, make the rotation of metal work piece not influenced, guarantee that the metal work piece can rotate, can not appear not become flexible condition again, after the metal work piece rotates, start the plastic spraying mechanism, the plastic spraying mechanism to the surface of metal work piece is handled, set up on crane 4 and be connected on bearing 6 can guarantee to rotate on the bearing 6.

The clamping structure 5 is composed of a rotating shaft 501, a limiting plate 502, a connecting rod 503, a connecting seat 504 and an adjusting compression assembly 505, wherein the rotating shaft 501 is arranged in a bearing 6 on a lifting frame 4, the limiting plate 502 is arranged at the upper end of the rotating shaft 501 for limiting, the upper end of the connecting rod 503 is connected with the rotating shaft 501, the lower end of the connecting rod 504 is fixed with the connecting seat 504, the adjusting compression assembly 505 is distributed on the connecting seat 504 in a ring-shaped array, when clamping a metal workpiece, firstly, the adjusting of the adjusting compression assembly 505 is carried out according to the upper end structure of the metal workpiece, when the adjusting is carried out, the abutting bolt 5053 on the movable rod 5052 is unscrewed, the movable rod 5052 moves along the fixed rod 5051 with the screw 5054, the pressing plate 5055 and the like, the pressing plate 5055 is adjusted to a proper position, then the movable rod 5052 is fixed by the abutting bolt 5053, after the adjusting work is completed, the metal workpiece is placed on the placing plate 2, the servo motor 8 is started, the lifting frame 4 moves along the upright post 3, and descends along the clamping structure 5 through the bearing 6 until the pressing plate 5055 in the adjusting pressing component 505 is pressed on the upper end of the metal workpiece, for part of the pressing plate 5055 which is not pressed, the screw 5054 is rotated through the adjusting wheel 5056, so that the screw 5054 is rotated and descends on the movable rod 5052, the corresponding pressing plate 5055 is pressed on the metal workpiece, further the clamping and fixing work of the metal workpiece is realized, then plastic spraying is carried out, the rotating motor 7 operates to rotate along with the placing plate 2, thereby rotating along with the metal workpiece, in the process, the clamping structure 5 rotates along with the metal workpiece, the rotating shaft 501 rotates through the bearing 6, the clamping effect on the metal workpiece can be ensured, the normal rotation of the metal workpiece can not be influenced, the structure is simple, the using effect is good, a plurality of adjusting pressing components 505 are arranged in the clamping structure 5, can compress tightly fixedly to the metal work piece by multiple spot, guarantee fixed effect, adjust simultaneously and compress tightly subassembly 505 and can independently adjust, improve the flexibility of use, be applicable to the metal work piece of upper end unevenness, use the flexibility high.

The foregoing has described the principles, features and advantages of the present utility model. It will be apparent to those skilled in the art from this disclosure that the foregoing is not a limitation of the utility model, and that the foregoing embodiments and descriptions illustrate the basic principles and features of the utility model, but that various modifications can be made therein without departing from the spirit of the utility model, and that such modifications are intended to be within the scope of the utility model as claimed.

Claims (5)

1. The utility model provides a rotatable centre gripping frock, includes base (1), be equipped with on base (1) and place board (2), and be fixed with stand (3) on base (1), install crane (4), its characterized in that on stand (3): be equipped with bearing (6) on crane (4), and be connected with clamping structure (5) on bearing (6) on crane (4), clamping structure (5) are including pivot (501), connecting rod (503) and regulation hold-down subassembly (505), pivot (501) are connected with connecting rod (503), and pivot (501) are connected on bearing (6), the lower extreme at connecting rod (503) is installed in regulation hold-down subassembly (505).

2. The rotatable clamping tool according to claim 1, wherein: the base (1) is fixedly provided with a rotating motor (7), the rotating motor (7) is connected with the placing plate (2), and the placing plate (2) is rotatably arranged on the base (1).

3. The rotatable clamping tool according to claim 2, wherein: the lifting device is characterized in that a servo motor (8) is arranged on the upright post (3), a screw rod connected with the lifting frame (4) is arranged in the upright post (3), and the screw rod is connected with the servo motor (8).

4. A rotatable clamping fixture according to claim 3, wherein: the clamping structure (5) further comprises a limiting plate (502) and a connecting seat (504), the limiting plate (502) is fixed at the upper end of the rotating shaft (501), the connecting seat (504) is fixed at the lower end of the connecting rod (503), and the adjusting and compacting assembly (505) is installed on the connecting seat (504) in an annular array.

5. The rotatable clamping tool of claim 4, wherein: the adjusting compression assembly (505) comprises a fixed rod (5051), a movable rod (5052), a compression bolt (5053), a screw rod (5055), a pressing plate (5055) and an adjusting wheel (5056), wherein the fixed rod (5051) is fixedly installed on a connecting seat (504), the movable rod (5052) is sleeved on the fixed rod (5051), the compression bolt (5053) is in threaded connection with the movable rod (5052), the tail end of the compression bolt (5053) is in butt joint with the fixed rod (5051), the screw rod (5054) is fixedly connected with the pressing plate (5055), the screw rod (5054) penetrates through the movable rod (5052), the screw rod (5054) is in threaded connection with the movable rod (5052), and the adjusting wheel (5056) is fixed at the upper end of the screw rod (5054).