CN214922423U

CN214922423U - Novel anchor clamps for machine-building

Info

Publication number: CN214922423U
Application number: CN202120723841.0U
Authority: CN
Inventors: 夏宇阳; 张定国; 陈勃西; 胡立鑫; 谢志强; 谢亮; 陈润源
Original assignee: Sichuan Transportation Vocational School
Current assignee: Sichuan Transportation Vocational School
Priority date: 2021-04-09
Filing date: 2021-04-09
Publication date: 2021-11-30
Anticipated expiration: 2031-04-09

Abstract

The utility model provides a novel clamp for machine manufacturing, which comprises a base, a screw rod and a movable clamping part, wherein the base is provided with a limiting groove along the axial direction, one end of the limiting groove, which is positioned at the bottom of the base, of the base is fixed with a cambered surface clamping part, the other end of the base is fixed with a plane clamping part, and the cambered surface clamping part and the plane clamping part are both positioned above the limiting groove; the movable clamping part is in an inverted T-shaped section and comprises a special-shaped clamping part and a limiting part, the special-shaped clamping part is positioned above the limiting part, the limiting part is positioned in the limiting groove and is matched with the limiting groove, one side of the special-shaped clamping part is a cambered surface, the other side of the special-shaped clamping part is a plane, the cambered surface of the special-shaped clamping part is opposite to the cambered surface of the cambered surface clamping part, and the plane of the special-shaped clamping part is opposite to the plane of the plane clamping part; the limiting part is provided with a threaded hole, and the screw rod is positioned in the limiting groove and penetrates through the threaded hole to be in threaded connection with the movable clamping part. Compared with the prior art, the clamping device is more stable in clamping and has better practicability.

Description

Novel anchor clamps for machine-building

Technical Field

The utility model relates to a machine-building technical field specifically is a novel anchor clamps for machine-building.

Background

The jig is a device for fixing a machining object to a correct position for construction or inspection in a machine manufacturing process, and may be called a jig in a broad sense, and a jig generally includes a positioning member (for determining a correct position of a workpiece in the jig), a clamping device, a tool setting guide member (for determining a relative position of a tool and the workpiece or guiding a direction of the tool), a connecting member, a jig body (jig base), and the like.

At present, the existing clamp is good in effect of clamping objects with regular shapes, but is poor in clamping effect when clamping objects with irregular shapes.

Disclosure of Invention

In order to solve the technical problem, the utility model provides a novel anchor clamps for machine-building to solve among the prior art anchor clamps clamp and get irregular object clamp and get the relatively poor problem of effect.

The utility model provides a novel clamp for machine manufacturing, which comprises a base, a screw rod and a movable clamping part, wherein the base is provided with a limiting groove along the axial direction, the limiting groove is positioned at the bottom of the base, the section of the limiting groove is in an inverted T shape, one end of the base is fixed with a cambered clamping part, the other end of the base is fixed with a plane clamping part, and the cambered clamping part and the plane clamping part are both positioned above the limiting groove; the movable clamping part is in an inverted T-shaped section and comprises a special-shaped clamping part and a limiting part, the special-shaped clamping part is positioned above the limiting part, the limiting part is positioned in a limiting groove and is matched with the limiting groove, one side of the special-shaped clamping part is a cambered surface, the other side of the special-shaped clamping part is a plane, the cambered surface of the special-shaped clamping part is opposite to the cambered surface of the cambered surface clamping part, and the plane of the special-shaped clamping part is opposite to the plane of the plane clamping part; the limiting portion is provided with a threaded hole, and the screw rod is located in the limiting groove and penetrates through the threaded hole to be in threaded connection with the movable clamping portion.

Preferably, a plurality of occlusion grooves are formed in the arc surface side of the arc surface clamping portion at intervals, each occlusion groove is vertically arranged, a plurality of occlusion teeth are arranged on the special-shaped clamping portion at intervals, and each occlusion tooth is arranged corresponding to each occlusion groove.

Preferably, two limiting rods are symmetrically arranged in the limiting groove, two ends of each limiting rod are fixed at two ends of the base, two limiting holes are symmetrically formed in two sides of the threaded hole, and the two limiting rods penetrate through the two limiting holes respectively.

Preferably, a handle is fixed at one end of the screw rod and is positioned on the outer side of the limiting groove.

Preferably, the base is further fixed with four mounting wings, and the four mounting wings are symmetrically fixed at four corners of the base.

Preferably, each mounting wing is provided with at least one mounting hole.

Preferably, the plane of the special-shaped clamping part and the plane of the plane clamping part are both provided with anti-skidding grooves.

One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:

1. the movable clamping part adopts a structure that the special-shaped clamping part and the limiting part are integrally combined, so that the stability of the movable clamping part is improved on one hand, and the practicability of the clamp is improved on the other hand;

2. the special-shaped clamping part adopts a structure that one side is a cambered surface and the other side is a plane, so that the problem that the effect of clamping an irregular object by using the existing clamp is poor is solved;

3. the structure of the occluding groove and the occluding teeth is adopted, so that a more stable clamping effect is achieved when an irregular object is clamped;

4. the design that the limiting rod is arranged in the limiting groove is adopted, so that the stability of the movable clamping part during moving is improved, and the uniform stress can be ensured during clamping;

5. the mechanism of installation wing improves mounting fixture's stability, improves work efficiency.

Drawings

Fig. 1 is a schematic structural view of a side view of the present invention;

FIG. 2 is a schematic structural diagram of a top view of the present invention

Fig. 3 is a schematic structural view of a front view of the movable clamping portion of the present invention;

fig. 4 is a schematic structural view of a rear view of the movable clamping portion of the present invention;

fig. 5 is a schematic structural view of a cross-sectional view of a front view of the base according to the present invention.

In the figure: 1. a base; 101. a limiting groove; 102. a cambered surface clamping part; 103. a plane clamping part; 104. an occlusion groove; 105. a limiting rod; 2. a screw rod; 3. a movable clamping part; 301. a special-shaped clamping part; 302. a limiting part; 303. a threaded hole; 304. occluding teeth; 305. a limiting hole; 4. a handle; 5. installing wings; 501. and (7) installing holes.

Detailed Description

The utility model provides a novel anchor clamps for machine-building to solve among the prior art anchor clamps clamp and get irregular object clamp and get the relatively poor problem of effect.

In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.

Example (b): as shown in fig. 1 to 5, 1, a novel clamp for machine manufacturing includes a base 1, a screw rod 2 and a movable clamping portion 3, wherein the base 1 is provided with a limiting groove 101 along an axial direction, the limiting groove 101 is located at the bottom of the base 1, and the cross section of the limiting groove is in an inverted "T" shape, one end of the base 1 is fixed with an arc-shaped clamping portion 102, the other end of the base 1 is fixed with a planar clamping portion 103, and the arc-shaped clamping portion 102 and the planar clamping portion 103 are both located above the limiting groove 101; the section of the movable clamping part 3 is in an inverted T shape and comprises a special-shaped clamping part 301 and a limiting part 302, the special-shaped clamping part 301 is positioned above the limiting part 302, the limiting part 302 is positioned in the limiting groove 101 and is matched with the limiting groove 101, one side of the special-shaped clamping part 301 is an arc surface, the other side of the special-shaped clamping part 301 is a plane, the arc surface of the special-shaped clamping part 301 and the arc surface of the arc surface clamping part 102 are oppositely arranged, the plane of the special-shaped clamping part 301 and the plane of the plane clamping part 103 are oppositely arranged, anti-skid grooves are formed in the plane of the special-shaped clamping part 301 and the plane of the plane clamping part 103, and the clamping stability of the plane clamping part 103 is improved;

in order to improve the clamping stability, a plurality of occlusion grooves 104 are formed at intervals on the arc side of the arc clamping part 102, the occlusion grooves 104 are vertically arranged, a plurality of occlusion teeth 304 are arranged at intervals on the special-shaped clamping part 301, and the occlusion teeth 304 are arranged corresponding to the occlusion grooves 104;

it should be noted that a threaded hole 303 is formed in the limiting portion 302, the screw rod 2 is located in the limiting groove 101 and penetrates through the threaded hole 303 to be in threaded connection with the movable clamping portion 3, a handle 4 is fixed at one end of the screw rod 2, and the handle 4 is located on the outer side of the limiting groove 101, so that the screw rod 2 is convenient to rotate.

For the stability that improves activity clamping part 3, the symmetry is equipped with two gag lever posts 105 in the spacing groove 101, the both ends of two gag lever posts 105 are all fixed at the both ends of base 1, two spacing holes 305 have been seted up to the bilateral symmetry of screw hole 303, two spacing hole 305 settings are worn to establish respectively by two gag lever posts 105.

Preferably, in order to facilitate fixing of the fixture, the base 1 is further fixed with four mounting wings 5, the four mounting wings 5 are symmetrically fixed at four corners of the base 1, and each mounting wing 5 is provided with at least one mounting hole 501.

When a regular object is clamped, the handle 4 is rotated to drive the screw rod 2 to rotate, and further drive the movable clamping part 3 to move towards the plane clamping part 103 until a required position is reached; when an irregular object is clamped, the handle 4 is rotated reversely to drive the screw rod 2 to rotate reversely, and further drive the movable clamping part 3 to move towards the arc surface clamping part 102 until a required clamping position is reached.

While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention.

Claims

1. The novel clamp for machine manufacturing is characterized by comprising a base (1), a screw rod (2) and a movable clamping part (3), wherein a limiting groove (101) is formed in the base (1) along the axial direction, the limiting groove (101) is located at the bottom of the base (1), the cross section of the limiting groove is inverted T-shaped, an arc-shaped clamping part (102) is fixed to one end of the base (1), a plane clamping part (103) is fixed to the other end of the base (1), and the arc-shaped clamping part (102) and the plane clamping part (103) are both located above the limiting groove (101);

the movable clamping part (3) is in an inverted T-shaped cross section and comprises a special-shaped clamping part (301) and a limiting part (302), the special-shaped clamping part (301) is located above the limiting part (302), the limiting part (302) is located in a limiting groove (101) and is matched with the limiting groove (101), one side of the special-shaped clamping part (301) is an arc surface, the other side of the special-shaped clamping part (301) is a plane, the arc surface of the special-shaped clamping part (301) is opposite to the arc surface of the arc surface clamping part (102), and the plane of the special-shaped clamping part (301) is opposite to the plane of the plane clamping part (103);

the limiting part (302) is provided with a threaded hole (303), and the screw rod (2) is positioned in the limiting groove (101) and penetrates through the threaded hole (303) to be in threaded connection with the movable clamping part (3).

2. The novel clamp for machine manufacturing according to claim 1, wherein a plurality of engaging grooves (104) are formed at intervals on the arc side of the arc clamping portion (102), the engaging grooves (104) are vertically arranged, a plurality of engaging teeth (304) are formed at intervals on the special-shaped clamping portion (301), and the engaging teeth (304) are arranged corresponding to the engaging grooves (104).

3. The novel clamp for machine manufacturing according to claim 2, wherein two limiting rods (105) are symmetrically arranged in the limiting groove (101), two ends of the two limiting rods (105) are fixed at two ends of the base (1), two limiting holes (305) are symmetrically formed in two sides of the threaded hole (303), and the two limiting rods (105) are respectively arranged by penetrating through the two limiting holes (305).

4. The novel clamp for machine manufacturing according to claim 1, wherein a handle (4) is fixed at one end of the screw rod (2), and the handle (4) is located at the outer side of the limiting groove (101).

5. The novel clamp for machine manufacturing according to claim 1, wherein the base (1) is further fixed with four mounting wings (5), and the mounting wings (5) are symmetrically fixed at four corners of the base (1).

6. The novel clamp for machine manufacturing according to claim 5, wherein each mounting wing (5) is provided with at least one mounting hole (501).

7. The clamp for the novel machine manufacturing according to claim 1, wherein the plane of the special-shaped clamping portion (301) and the plane of the plane clamping portion (103) are both provided with anti-slip grooves.