CN209774014U - Mechanical clamp - Google Patents

Abstract

The utility model discloses a mechanical fixture, the on-line screen storage device comprises a base, the edge fixedly connected with rectangle frame of base upper end, the fixed slot has all been seted up, two to two inside walls that the rectangle frame is relative all be equipped with the screw rod in the fixed slot, the partial threaded connection that the pole wall of screw rod is located the fixed slot has the sleeve, the sleeve is kept away from fixedly connected with spring on the open-ended inside wall, still be equipped with the connecting rod in the sleeve, the one end of connecting rod extends to telescopic outside and fixedly connected with clamp splice, with some slide rails are seted up to equal symmetry on the both sides wall of the adjacent rectangle frame of fixed slot, correspond two slide bars of swing joint respectively in two slide rails. The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses simple structure, convenient operation practices thrift the manpower, has improved the work efficiency of anchor clamps.

Description

Mechanical clamp

Technical Field

The utility model relates to the field of machinary, especially, relate to a mechanical fixture.

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.

The existing clamps used by some grinding machines or machine tools need to be manually operated to clamp a workpiece, and the movement mode of the clamps is single, so that the clamps cannot clamp different positions of the workpiece; not only wasting manpower and spending a large amount of time, reducing work efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the current anchor clamps that some grinding machines or lathe use that provide in the above-mentioned background art and need manually operation anchor clamps in order to step up the work piece, and the motion of anchor clamps is single, can't carry out the problem of clamping to the different positions of work piece, and a mechanical fixture who provides.

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

a mechanical clamp comprises a base, a rectangular frame is fixedly connected at the edge of the upper end of the base, two opposite inner side walls of the rectangular frame are both provided with fixing grooves, screw rods are arranged in the two fixing grooves, one end of the screw rod is movably connected in the side wall of the fixed groove, the other end of the screw rod penetrates through the side wall of the rectangular frame, the part of the rod wall of the screw rod, which is positioned in the fixed groove, is in threaded connection with a sleeve, the inner side wall of the sleeve, which is far away from the opening, is fixedly connected with a spring, a connecting rod is also arranged in the sleeve, one end of the connecting rod is fixedly connected inside the sleeve through a spring, the other end of the connecting rod extends to the outside of the sleeve and is fixedly connected with a clamping block, and two sliding rails are symmetrically arranged on two side walls of the rectangular frame adjacent to the fixing groove, two sliding rods are movably connected in the two sliding rails correspondingly, and the two clamping blocks are connected with the two sliding rods in a sliding mode through holes.

Preferably, the two ends of the sliding rod are in threaded connection with locking nuts, and the sliding rod is fixedly connected with the rectangular frame through the locking nuts.

Preferably, one end of the screw rod is fixedly connected with a rotating wheel handle

Preferably, two baffles are symmetrically and fixedly connected to the inner edge of the opening of the sleeve, and two blocking pieces are symmetrically and fixedly connected to the two side faces, located on the inner sides of the baffles, of the connecting rod.

Preferably, the opposite side walls of the two clamping blocks are fixedly connected with rubber cushion plates.

Preferably, the bottom welding of base has the mounting, be equipped with the rivet on the mounting.

Compared with the prior art, the utility model provides a mechanical fixture possesses following beneficial effect:

1. This mechanical fixture, rotate the screw rod through the runner handle, drive the sleeve of threaded connection on the screw rod, and make the clamp splice move along the diameter direction of screw rod, can make the clamp splice carry out the clamping to the different positions of work piece portion, the work efficiency of anchor clamps has been improved, thrust that the spring applyed to the connecting rod through in the sleeve makes two relative clamp splices can accomplish the clamping rapidly, manpower and time have been practiced thrift, can carry out the position to the clamp splice in the motion process through slide bar and slide rail and prescribe a limit to, guarantee its movement track, after the clamp splice cliies the work piece, through the lock nut at slide bar both ends, lock the position of clamp splice, improve the steadiness of anchor clamps clamping work piece.

2. according to the mechanical clamp, the rubber base plate arranged on the clamping block provides buffering for a clamped workpiece, so that damage caused by collision of the clamping block on the workpiece under the action of the spring is prevented, and the safety of the clamp is improved; the mechanical clamp fixes the base through the fixing piece arranged at the lower end of the base, and displacement of the clamp in the using process is prevented.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses simple structure, convenient operation practices thrift the manpower, has improved the work efficiency of anchor clamps.

Drawings

Fig. 1 is a schematic structural view of a mechanical clamp according to the present invention;

Fig. 2 is a top view of a mechanical clamp according to the present invention;

fig. 3 is a partially enlarged view of a portion a of fig. 1.

In the figure: the device comprises a base 1, a rectangular frame 2, a fixing groove 3, a screw rod 4, a sleeve 5, a spring 6, a connecting rod 7, a clamping block 8, a sliding rod 9, a sliding rail 10, a rotating wheel handle 11, a rubber cushion plate 12, a fixing piece 13, a rivet 14, a locking nut 15, a baffle 16 and a baffle 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example one

Referring to fig. 1-3, a mechanical fixture comprises a base 1, a rectangular frame 2 is fixedly connected to the edge of the upper end of the base 1, two opposite inner side walls of the rectangular frame 2 are respectively provided with a fixing groove 3, a screw rod 4 is respectively arranged in the two fixing grooves 3, one end of the screw rod 4 is movably connected in the side wall of the fixing groove 3, the other end of the screw rod 4 penetrates through the side wall of the rectangular frame 2, a part of the rod wall of the screw rod 4, which is positioned in the fixing groove 3, is in threaded connection with a sleeve 5, the sleeve 5 is moved along the diameter direction of the screw rod 4 through the screw rod 4 and can be adjusted according to different positions of a workpiece, a spring 6 is fixedly connected to the inner side wall of the sleeve 5, which is far away from an opening, a connecting rod 7 is further arranged in the sleeve 5, one end of, the spring 6 can form thrust to the clamp splice 8 through the connecting rod 7, makes the clamp splice 8 quick carry out the automatic reinforcement to the work piece, and the slide rail 10 that has all seted up some symmetries on the both sides wall of the rectangle frame 2 adjacent with fixed slot 3 corresponds two slide bars 9 of swing joint respectively in two slide rails 10, two clamp splices 8 all are through-hole and two slide bar 9 sliding connection, and slide bar 9 passes through slide rail 10, prescribes a limit to the motion of clamp splice 8.

Two ends of the sliding rod 9 are in threaded connection with locking nuts 15, the sliding rod 9 is fixedly connected with the rectangular frame 2 through the locking nuts 15, and the workpiece is locked after being clamped by the clamping blocks 8, so that the stability of the clamp is improved; one end of the screw rod 4 is fixedly connected with a rotating wheel handle 11, and the screw rod 4 is operated through the rotating wheel handle 11; two baffle plates 16 are symmetrically and fixedly connected to the inner edge of the opening of the sleeve 5, two baffle plates 17 are symmetrically and fixedly connected to the two side faces, located on the inner sides of the baffle plates 16, of the connecting rod 7, and rubber base plates 12 are fixedly connected to the opposite side walls of the two clamping blocks 8, so that the connecting rod 4 is clamped with the sleeve 5; the bottom welding of base 1 has mounting 13, is equipped with rivet 14 on the mounting 13, consolidates base 1.

Example two

A mechanical clamp, when using, this mechanical clamp, rotate screw rod 9 through runner handle 11, drive threaded connection's sleeve 5 on screw rod 9, and make the clamp splice along the diameter direction motion of screw rod 9, can make clamp splice 8 carry out the clamping to the different positions of work piece portion, the work efficiency of anchor clamps 8 has been improved, and the thrust that spring 6 in the sleeve 5 applyed to connecting rod 7 makes two relative clamp splices 8 can accomplish the clamping rapidly, manpower and time have been practiced thrift, the slide bar of sliding connection clamp splice 8 can carry out the position to clamp splice 8 in the motion process through slide rail 10 and prescribe a limit to, guarantee its movement track, after clamp splice 8 cliies the work piece, tighten lock nut 15 at slide bar 9 both ends, lock the position of clamp splice 8, accomplish the clamping.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The mechanical fixture comprises a base (1) and is characterized in that a rectangular frame (2) is fixedly connected to the edge of the upper end of the base (1), fixing grooves (3) are formed in two opposite inner side walls of the rectangular frame (2), a screw rod (4) is arranged in each fixing groove (3), one end of each screw rod (4) is movably connected into the corresponding side wall of each fixing groove (3), the other end of each screw rod (4) penetrates through the corresponding side wall of the rectangular frame (2), a sleeve (5) is connected to the part, located in each fixing groove (3), of the rod wall of each screw rod (4) in a threaded manner, a spring (6) is fixedly connected onto the inner side wall, away from an opening, of each sleeve (5), a connecting rod (7) is further arranged in each sleeve (5), one end of each connecting rod (7) is fixedly connected into each sleeve (5) through each spring (6), and the other end of each connecting rod (7) extends to the outside of each, the two sliding rails (10) are symmetrically arranged on two side walls of the rectangular frame (2) adjacent to the fixing groove (3), the two sliding rails (10) are respectively and movably connected with two sliding rods (9) correspondingly, and the two clamping blocks (8) are connected with the two sliding rods (9) in a sliding mode through holes.

2. The mechanical clamp according to claim 1, wherein two ends of the sliding rod (9) are connected with locking nuts (15) in a threaded manner, and the sliding rod (9) is fixedly connected with the rectangular frame (2) through the locking nuts (15).

3. A mechanical clamp according to claim 1, wherein a turning wheel handle (11) is fixedly connected to one end of the screw (4).

4. A mechanical clamp according to claim 1, characterized in that two baffles (16) are symmetrically and fixedly connected to the inner edge of the opening of the sleeve (5), and two blocking pieces (17) are symmetrically and fixedly connected to two side surfaces of the connecting rod (7) located at the inner side of the baffles (16).

5. a mechanical clamp according to claim 1, characterized in that rubber pads (12) are fixedly attached to opposite side walls of the two clamping blocks (8).

6. A mechanical clamp according to claim 1, characterized in that a fixing member (13) is welded to the bottom end of the base (1), and a rivet (14) is arranged on the fixing member (13).