CN219189422U

CN219189422U - CNC oil pressure frock

Info

Publication number: CN219189422U
Application number: CN202320154581.9U
Authority: CN
Inventors: 于超; 周淑芳; 孙云龙
Original assignee: Qingdao Chuangrong Precision Machinery Co ltd
Current assignee: Qingdao Chuangrong Precision Machinery Co ltd
Priority date: 2023-02-08
Filing date: 2023-02-08
Publication date: 2023-06-16
Anticipated expiration: 2033-02-08

Abstract

The utility model relates to a CNC oil pressure tool, which belongs to the technical field of clamping tools and comprises a base, wherein a motor is fixedly arranged on one side of the base, a lead screw is fixedly connected to the output end of the motor, a clamping plate is connected to the outer wall of the lead screw in a threaded manner, a fixed plate is fixedly arranged on the edge of the surface of the base, a groove cavity is formed in the clamping plate and the fixed plate, a hydraulic rod is arranged in the groove cavity, and a movable plate is fixedly connected to the telescopic end of the hydraulic rod. The clamping plate fixing device has the advantages that the motor can drive the clamping plate in threaded connection with the outer wall of the screw rod to move towards the direction of the fixing plate, so that the workpiece is clamped horizontally, meanwhile, the clamping plate and the hydraulic rod in the fixing plate can drive the movable plate to move downwards, the pressing plate at the upper end of the movable plate can press and fix the edge of the surface of the workpiece, and the workpiece can be pressed and fixed longitudinally stably and rapidly through the pressure of hydraulic oil in the hydraulic rod, so that the clamping firmness of the workpiece is improved.

Description

CNC oil pressure frock

Technical Field

The utility model relates to the technical field of clamping tools, in particular to a CNC oil pressure tool.

Background

During the machining of a workpiece, a Computer Numerical Control (CNC) machine is typically used to machine the workpiece. Because the sizes of the workpieces are different, the clamps are often required to be replaced to adapt to the clamps with different lengths or thicknesses, the operation process is complicated, repeated positioning is required, and the precision is affected.

Application number: 201721838134.6; the utility model discloses a CNC adds clamping apparatus, including workstation, base, lead screw, push pedal, fixed plate and 2 splint of being fixed in the workstation upper surface, the push pedal is connected with the lead screw, the fixed plate is fixed in the one end that the push pedal was kept away from to the base, 2 splint set up relatively and are fixed in the inboard surface of push pedal, fixed plate respectively, the base both sides are provided with mobilizable cushion respectively, and this cushion lower surface is connected with the workstation upper surface contact, and this cushion upper surface is opened threaded hole, and a bolt embedding threaded hole passes through threaded connection with the cushion, the inboard surface that 2 splint are relative is provided with a gasket respectively, and this gasket is connected with the inboard surface contact of splint respectively. The utility model is suitable for workpieces with different lengths and thicknesses by adjusting the bolts on the cushion blocks up and down and enabling the cushion blocks to be movable, and has good universality.

The fixture of the comparison document above needs to manually adjust and install the cushion block in the process of clamping workpieces, so that workpieces with different thicknesses are clamped, the efficiency of the adjustment process is low, the clamping firmness is weak, the CNC fixture is not applicable to clamping workpieces with arc-shaped outer surfaces, the machining application range is low, and aiming at the conditions, the CNC oil pressure tool is provided.

Disclosure of Invention

The utility model aims to provide a CNC oil pressure tool, which solves the problems of low adjusting efficiency, unstable clamping and low application range in the prior art.

The technical scheme of the utility model is as follows:

the novel hydraulic lifting device comprises a base, a motor is fixedly arranged on one side of the base, a lead screw is fixedly connected to the output end of the motor, a clamping plate is connected to the outer wall of the lead screw in a threaded mode, a fixing plate is fixedly arranged on the edge of the surface of the base, a groove cavity is formed in the clamping plate and the fixing plate, a hydraulic rod is arranged in the groove cavity, a movable plate is fixedly connected to the telescopic end of the hydraulic rod, a pressing plate is fixedly arranged on the outer wall of the upper end of the movable plate, and a detachable arc-shaped clamping plate is arranged on the outer wall of the clamping plate.

Furthermore, the pressing plate is in a convex shape, and the outer wall of the clamping plate is provided with an adaptation groove.

Further, a rubber pad is arranged on the lower surface of the pressing plate.

Further, the outer wall of the clamping plate is provided with a mounting hole, and the edge of the outer surface of the arc-shaped clamping plate is penetrated with a bolt.

Further, the size of the outer opening of the movable plate is matched with the size of the inner opening of the groove cavity.

Compared with the prior art, the CNC oil pressure tool provided by the utility model has the following improvements and advantages:

the method comprises the following steps: according to the utility model, the motor can drive the clamping plate in threaded connection with the outer wall of the screw rod to move towards the direction of the fixed plate, so that the workpiece is clamped horizontally, meanwhile, the movable plate can be driven to move downwards by the clamping plate and the hydraulic rod in the fixed plate, so that the pressing plate at the upper end of the movable plate is used for pressing and fixing the edge of the surface of the workpiece, and the workpiece can be stably and quickly pressed and fixed longitudinally by the pressure of hydraulic oil in the hydraulic rod, so that the clamping firmness of the workpiece is improved.

And two,: according to the utility model, the arc-shaped clamping plate arranged on the outer surface of the clamping plate can clamp and fix the workpiece with the arc-shaped surface, and the arc-shaped clamping plate can be disassembled, so that the planar workpiece is clamped, and the clamping range of the tool is enlarged.

Drawings

The utility model is further explained below with reference to the drawings and examples:

FIG. 1 is a schematic diagram of the front view of the present utility model;

FIG. 2 is a schematic view of the structure of the clamping plate of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1 in accordance with the present utility model;

fig. 4 is a schematic view of the arc splint of the present utility model.

Reference numerals illustrate: 1. a base; 2. a motor; 3. a screw rod; 4. a clamping plate; 5. a fixing plate; 6. a slot cavity; 7. a hydraulic rod; 8. a movable plate; 9. a pressing plate; 10. a fitting groove; 11. an arc clamping plate; 12. a mounting hole; 13. and (5) a bolt.

Detailed Description

The following detailed description of the present utility model will provide clear and complete description of the technical solutions of the embodiments of the present utility model, with reference to fig. 1 to 4, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. 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.

The utility model provides a CNC oil pressure tool through improvement, as shown in fig. 1-4, the CNC oil pressure tool comprises a base 1, one side of the base 1 is fixedly provided with a motor 2, the output end of the motor 2 is fixedly connected with a lead screw 3, the outer wall of the lead screw 3 is in threaded connection with a clamping plate 4, the surface edge of the base 1 is fixedly provided with a fixed plate 5, a groove cavity 6 is formed in the clamping plate 4 and the fixed plate 5, a hydraulic rod 7 is arranged in the groove cavity 6, the telescopic end of the hydraulic rod 7 is fixedly connected with a movable plate 8, the outer wall of the upper end of the movable plate 8 is fixedly provided with a pressing plate 9, the outer wall of the clamping plate 4 is provided with a detachable arc-shaped clamping plate 11, a clamp block at the bottom of the base 1 can be clamped on a CNC machine tool working table surface and is fixed by adopting bolts 13, a machined workpiece can be placed on the surface of the base 1, the arranged motor 2 can drive the clamping plate 4 in threaded connection with the outer wall of the lead screw 3 to move towards the direction of the fixed plate 5, simultaneously the clamping plate 4 and the hydraulic rod 7 inside the fixed plate 5 can drive the movable plate 8 to move downwards, and further the pressing plate 9 at the upper end of the movable plate 8 is fixedly connected with the movable plate 8, the surface edge of the workpiece can be fixedly pressed and clamped by the clamping plate 11, the inner hydraulic rod can be firmly clamped by the hydraulic rod, the clamping plate 11 can be firmly clamped by the inner hydraulic rod, the clamping plate can be firmly clamped by the clamping plate 11, and the arc-shaped workpiece can be firmly clamped by the arc-shaped clamping clamp surface can be firmly and fixedly clamped through the clamping plate.

As shown in fig. 1 and 2, the pressing plate 9 is in a convex shape, the outer wall of the clamping plate 4 is provided with an adaptation groove 10, and the clamping plate 4 can be movably lifted along the adaptation groove 10 along with the driving of the hydraulic rod 7, so that the longitudinal movement range of the clamping plate 4 is enlarged, and the clamping distance range is enlarged.

The rubber pad is arranged on the lower surface of the pressing plate 9, so that the friction force between the pressing plate 9 and the surface of a workpiece can be improved, and the lamination firmness is ensured.

As shown in fig. 1-4, the outer wall of the clamping plate 4 is provided with a mounting hole 12, the edge of the outer surface of the arc clamping plate 11 is penetrated with a bolt 13, and the arranged arc clamping plate 11 can be detached and mounted with the mounting hole 12 of the outer wall of the clamping plate 4 through the bolt 13, so that workpieces with different shapes are clamped.

As shown in fig. 2, the size of the outer opening of the movable plate 8 is matched with the size of the inner opening of the groove cavity 6, so that the lifting stability of the movable plate 8 can be improved.

Working principle: this frock can be used and carry out the centre gripping of work piece on CNC lathe fixedly, fixture block card at the bottom of frock accessible base 1 is on CNC lathe table surface at first, and adopt bolt 13 to fix, and replace the work piece of processing can place on base 1 surface, the splint 4 of 3 outer wall threaded connection of lead screw of motor 2 that set up can drive moves to fixed plate 5 orientation, thereby carry out horizontal centre gripping to the work piece, simultaneously splint 4 and the inside hydraulic stem 7 of fixed plate 5 can drive fly leaf 8 and move down, and then make the clamp plate 9 of fly leaf 8 upper end pressfitting is fixed to work piece surface edge, the pressure of hydraulic stem 7 inside hydraulic oil, can stabilize quick carries out vertical pressfitting to the work piece and is fixed, in order to improve its centre gripping fastness, and the arc splint 11 that splint 4 surface set up can carry out the centre gripping fixed to surface arc work piece, and this arc splint 11 can dismantle, thereby carry out the centre gripping of plane work piece, the centre gripping scope of this CNC frock is wider, the pressfitting fastness is higher.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. CNC oil pressure frock, its characterized in that: including base (1), base (1) one side fixedly provided with motor (2), the output fixedly connected with lead screw (3) of motor (2), lead screw (3) outer wall threaded connection has splint (4), base (1) surface edge fixedly provided with fixed plate (5), splint (4) and fixed plate (5) are inside to be offered fluted cavity (6), fluted cavity (6) are inside to be provided with hydraulic rod (7), the flexible end fixedly connected with fly leaf (8) of hydraulic rod (7), the upper end outer wall of fly leaf (8) is fixed to be provided with clamp plate (9), splint (4) outer wall is provided with detachable arc splint (11).

2. The CNC oil pressure tool of claim 1, wherein: the pressing plate (9) is in a convex shape, and the outer wall of the clamping plate (4) is provided with an adaptation groove (10).

3. The CNC oil pressure tool of claim 1, wherein: the lower surface of the pressing plate (9) is provided with a rubber pad.

4. The CNC oil pressure tool of claim 1, wherein: the outer wall of the clamping plate (4) is provided with a mounting hole (12), and the edge of the outer surface of the arc-shaped clamping plate (11) is penetrated with a bolt (13).

5. The CNC oil pressure tool of claim 1, wherein: the size of the outer opening of the movable plate (8) is matched with the size of the inner opening of the groove cavity (6).