CN210878646U

CN210878646U - Frock clamp convenient to upset location

Info

Publication number: CN210878646U
Application number: CN201921634710.4U
Authority: CN
Inventors: 薛慧斌
Original assignee: Kunshan Ketian Precision Machinery Co ltd
Current assignee: Kunshan Ketian Precision Machinery Co ltd
Priority date: 2019-09-28
Filing date: 2019-09-28
Publication date: 2020-06-30
Anticipated expiration: 2029-09-28

Abstract

The utility model discloses a tool clamp convenient for turning and positioning, which relates to a clamp and has the technical scheme that the tool clamp comprises a prism-shaped body, wherein an installation cavity for clamping a workpiece is arranged on the end surface of one end of the body; the wall of the installation cavity is provided with a plurality of deformation grooves with the length directions consistent with the length direction of the body, and the end parts of the deformation grooves extend to the opening of the installation cavity; the body is also provided with a clamping assembly for applying acting force perpendicular to the length direction of the body to clamp and fasten the workpiece and an adjusting component for adjusting the depth of the workpiece clamped in the mounting cavity. The utility model discloses have the advantage of easily upset location.

Description

Frock clamp convenient to upset location

Technical Field

The utility model relates to an anchor clamps, more specifically say, it relates to a frock clamp convenient to upset location.

Background

The jig is a device for fixing a processing object to occupy a correct position for receiving construction or inspection in a machine manufacturing process, and is also called a jig.

Chinese patent with publication number CN102728765B granted among the prior art discloses an annular part anchor clamps, including three-jaw wedge power chuck seat and a plurality of base jaws that are located on the three-jaw wedge power chuck seat, fixedly connected with jack catch hydraulic seat on the base jaw, use three-jaw wedge power chuck seat centre of a circle evenly to arrange a plurality of jack catch basic holes as the axle center on the jack catch hydraulic seat, be equipped with jack catch piston and jack catch in the jack catch basic hole in proper order, the jack catch piston is in promote under the effect of the interior hydraulic oil of jack catch basic hole the jack catch is followed radial motion is done to the centre of a circle of three-jaw wedge power chuck seat.

However, when a circular or round workpiece is drilled, the drill positions are relatively fixed and the drill positions are often distributed in a circumferential array, and therefore, after one drilling is completed, the workpiece needs to be turned over by a specific angle. Although the clamp can stably clamp the workpiece, the workpiece is inconvenient to overturn and adjust the drilling position, and the drilling processing of circumferential array distribution and the like is extremely inconvenient.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a frock clamp convenient to upset location, it has the advantage of easily upset location.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a tool clamp convenient for overturning and positioning comprises a prismatic body, wherein an installation cavity for clamping a workpiece is formed in the end face of one end of the body; the wall of the installation cavity is provided with a plurality of deformation grooves with the length directions consistent with the length direction of the body, and the end parts of the deformation grooves extend to the opening of the installation cavity; the body is also provided with a clamping assembly for applying acting force perpendicular to the length direction of the body to clamp and fasten the workpiece and an adjusting component for adjusting the depth of the workpiece clamped in the mounting cavity.

By adopting the technical scheme, the workpiece is loaded into the mounting cavity when the workpiece is mounted, and the clamping assembly is utilized to lock the workpiece after the clamping depth of the workpiece is adjusted by the aid of the adjusting part. The arrangement of the deformation groove enables the installation cavity to have certain deformability, and clamping of the workpiece are facilitated. After the workpiece is fixed, the clamp and the workpiece are clamped on a machining workbench. Different side surfaces of the clamp body are selected to be attached to the workbench according to needs, and the workpiece can be quickly positioned. After drilling at one position is finished, the clamp is turned over until the other side surface is attached to the workbench, and then the machining position can be switched. For the convenience of clamping, the jig body is preferably a regular N-prism (N is an even number of 4 or more), and among them, a regular quadrangular prism, a regular hexagonal prism, and a regular octagonal prism are most preferable.

Furthermore, the clamping assembly comprises a plurality of locking bolts inserted along the direction perpendicular to the length direction of the body, and the locking bolts penetrate through the deformation groove.

Through adopting above-mentioned technical scheme, the locking bolt of screwing can make the installation cavity inner wall tighten up to it is firm to press from both sides the dress with the work piece.

Furthermore, the adjusting part is an adjusting bolt inserted at one end of the body, which is far away from the opening of the installation cavity, and the adjusting bolt is inserted into the installation cavity.

By adopting the technical scheme, the depth of the workpiece in the installation cavity can be adjusted by changing the depth of the adjusting bolt screwed into the installation cavity, and the operation is simple and convenient.

Further, the one end that the body was opened there is the installation cavity is provided with annular extension, the terminal surface that deformation groove extended to the extension forms the opening.

Through adopting above-mentioned technical scheme, the setting of extension has reduced the interference of body to the lathe cutter when having increased the work piece clamp dress stability.

Furthermore, the deformation grooves are arranged in two numbers and symmetrically distributed on two sides of the axis of the extension part.

Through adopting above-mentioned technical scheme for when the installation cavity has enough deformability, the at utmost has reduced the decline that causes anchor clamps intensity because of seting up of deformation seam, makes anchor clamps have higher safety in utilization.

Further, the body is quadrangular.

By adopting the technical scheme, the processing tool is suitable for the condition that holes or grooves distributed in a circumferential array are required to be processed on a workpiece, and has the advantage of accurate and convenient positioning.

Further, the diameter of the extension is equal to the width of the cross section of the body.

Through adopting above-mentioned technical scheme for do not hinder under the prerequisite that the processing cutter removed for the extension has the intensity of preferred, difficult fracture, damage.

Further, the cross section of the installation cavity is circular.

By adopting the technical scheme, the installation tool is suitable for installing circular or annular workpieces.

Further, the locking bolt is a countersunk bolt.

Through adopting above-mentioned technical scheme, made things convenient for and fixed the anchor clamps after the work piece presss from both sides the dress.

Further, the adjusting bolt is a countersunk bolt.

By adopting the technical scheme, the bolt head can not protrude outwards, the clamp is convenient to fix, and the possibility of adjusting the looseness of the bolt is reduced.

To sum up, the utility model discloses following beneficial effect has:

when the workpiece is installed, the workpiece is installed in the installation cavity on the body, and the clamping assembly is used for locking the workpiece after the clamping depth of the workpiece is adjusted by the aid of the adjusting part. The arrangement of the deformation groove enables the installation cavity to have certain deformability, and clamping of the workpiece are facilitated. After the workpiece is fixed, the clamp and the workpiece are clamped on a machining workbench. Different side surfaces of the clamp body are selected to be attached to the workbench according to needs, and the workpiece can be quickly positioned. After one drilling process is finished, the switching of the processing position can be carried out by turning the clamp to the other side surface to be attached to the workbench, and the operation of arranging holes or grooves distributed in a circumferential array on the end surface of the workpiece is greatly facilitated.

Drawings

Fig. 1 is a schematic structural view of a tooling fixture facilitating turning positioning in embodiment 1;

FIG. 2 is a first cross-sectional view of the tooling fixture for facilitating the flipping positioning in embodiment 1;

FIG. 3 is a second cross-sectional view of the tooling fixture for facilitating the flipping positioning in embodiment 1;

FIG. 4 is a schematic structural view of a tooling fixture for facilitating the flipping positioning in embodiment 2;

FIG. 5 is a first cross-sectional view of the tooling fixture for facilitating the flipping positioning in embodiment 2;

fig. 6 is a second sectional view of the tooling fixture for facilitating the flipping positioning in embodiment 1.

In the figure: 1. a body; 11. a first screw hole; 12. a second screw hole; 2. a mounting cavity; 3. an extension portion; 4. a deformation groove; 5. locking the bolt; 6. and adjusting the bolt.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example 1:

a frock clamp convenient to upset location, refers to figure 1, and it includes body 1 of regular quadrangular prism form, and the one end of body 1 is provided with annular extension 3 of circle coaxially. The outer diameter of the extension 3 is equal to the width of the body 1. The end surface of the body 1 provided with the extension part 3 is provided with a cylindrical installation cavity 2 with the diameter equal to the inner diameter of the extension part 3. The mounting cavity 2 is used for clamping a circular or annular workpiece.

Referring to fig. 1 and 2, the wall of the installation cavity 2 is provided with two deformation grooves 4 symmetrically distributed on two sides of the axis of the installation cavity 2. One end of the deformation groove 4 extends to the end face of the extension part 3 and the deformation groove 4 penetrates through the side wall of the installation cavity 2 to the side face of the body 1, so that the installation cavity 2 has certain deformation capacity.

Referring to fig. 2, two first screw holes 11 are formed on one side surface of the body 1, and the depth of the first screw holes 11 is equal to the width of the cross section of the body 1. The first screw hole 11 is internally provided with a locking bolt 5, and the locking bolt 5 in the embodiment is a countersunk hexagon socket head cap screw. Two locking bolts 5 avoid installation cavity 2 and run through deformation groove 4 and insert and locate body 1, and the locking bolt 5 of screwing can make installation cavity 2 adduction to the work piece locking that will clamp in installation cavity 2 is firm.

Referring to fig. 3, a second screw hole 12 is formed in the end face of the body 1 away from the opening of the installation cavity 2, and an adjusting bolt 6 coaxial with the installation cavity 2 is inserted into the second screw hole 12. The end of the adjusting bolt 6 is inserted into the mounting cavity 2. In the present embodiment, the adjusting bolt 6 is a countersunk hexagon socket head cap screw. The adjusting bolt 6 is rotated, the depth of the adjusting bolt 6 inserted into the mounting cavity 2 can be changed, so that the depth of the workpiece clamped into the mounting cavity 2 can be adjusted, and the workpiece can be stably clamped by matching the adjusting bolt 6 with the locking bolt 5.

The working principle is as follows:

1. a workpiece is clamped into the mounting cavity 2, and the adjusting bolt 6 is rotated to enable the depth of the workpiece clamped into the mounting cavity 2 to be proper;

2. tightening the locking bolt 5 to enable the installation cavity 2 to be internally contracted to firmly fix the workpiece;

3. after the tool clamp and the workpiece are installed on a workbench of a machine tool together, the workpiece can be processed, and any side surface of the body 1 is attached to the workbench during installation;

4. when the workpiece needs to be turned and positioned, the body 1 is loosened, and the other side surface is selected to be attached to the workbench, so that the workpiece can be quickly turned and positioned at a specific angle.

Example 2:

based on embodiment 1, the difference between this embodiment and embodiment 1 is that:

referring to fig. 1 and 2, the body 1 is in a regular hexagonal prism shape, which further facilitates the turning and positioning of the workpiece.

Referring to fig. 1 and 3, the first screw hole 11 is disposed along a direction perpendicular to a length direction of the body 1, and openings at two ends of the first screw hole 11 are respectively located at two adjacent side surfaces of the body 1.

The above-mentioned embodiments are merely illustrative of the present invention, and are not intended to limit the present invention, and those skilled in the art can make modifications to the embodiments without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent laws and protection within the scope of the present invention.

Claims

1. The utility model provides a frock clamp convenient to upset location which characterized in that: the device comprises a prismatic body (1), wherein an installation cavity (2) for clamping a workpiece is formed in the end face of one end of the body (1); the wall of the mounting cavity (2) is provided with a plurality of deformation grooves (4) with the length directions consistent with the length direction of the body (1), and the end parts of the deformation grooves (4) extend to the opening of the mounting cavity (2); the body (1) is further provided with a clamping assembly for applying acting force perpendicular to the length direction of the body (1) to enable the body (1) to clamp and fasten a workpiece and an adjusting part for adjusting the depth of the workpiece clamped in the mounting cavity (2).

2. The tooling clamp convenient to overturn and position according to claim 1, characterized in that: the clamping assembly comprises a plurality of locking bolts (5) inserted along the length direction perpendicular to the body (1), and the locking bolts (5) penetrate through the deformation grooves (4).

3. The tooling clamp convenient to overturn and position according to claim 1, characterized in that: the adjusting part is an adjusting bolt (6) inserted into one end, deviating from the opening of the installation cavity (2), of the body (1), and the adjusting bolt (6) is inserted into the installation cavity (2).

4. The tooling clamp convenient to overturn and position according to claim 1, characterized in that: one end of the body (1) provided with the mounting cavity (2) is provided with an annular extending part (3), and the deformation groove (4) extends to the end face of the extending part (3) to form an opening.

5. A frock clamp convenient for turning over and positioning according to any one of claims 1-4, wherein: the two deformation grooves (4) are symmetrically distributed on two sides of the axis of the extension part (3).

6. A frock clamp convenient for turning over and positioning according to any one of claims 1-4, wherein: the body (1) is quadrangular.

7. A frock clamp convenient to upset location according to claim 4, characterized in that: the diameter of the extension part (3) is equal to the width of the cross section of the body (1).

8. A frock clamp convenient for turning over and positioning according to any one of claims 1-4, wherein: the cross section of the installation cavity (2) is circular.

9. A tooling clamp convenient to flip and position according to claim 2, characterized in that: the locking bolt (5) is a countersunk bolt.

10. A tooling clamp convenient to flip and position according to claim 3, wherein: the adjusting bolt (6) is a countersunk bolt.