CN217045434U

CN217045434U - Automatic clamp

Info

Publication number: CN217045434U
Application number: CN202123030897.7U
Authority: CN
Inventors: 杨昭; 王亚辉
Original assignee: Central South University
Current assignee: Central South University
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-07-26
Anticipated expiration: 2031-12-06

Abstract

The utility model discloses an automatic clamp, which comprises a bottom plate, a clamp, a pressing device and an induction device; the clamp and the pressing device are arranged on the bottom plate, and the pressing device is arranged on two sides of the clamp; the induction device is arranged on the bottom plate and is positioned at one end of the clamp; the clamp is used for clamping the parts; the pressing device is used for pressing the parts of the clamp fixture; the induction device is used for inducing a welding head on the machining equipment, and when the induction device induces the welding head, the pressing device beside the welding head is opened to avoid the welding head; when one sensor senses a welding head, a pressing device beside the sensor can open the welding head in time to avoid the welding head, the opened pressing device can automatically press parts after the welding head moves past, a pressing screw is enabled to press the parts downwards by pushing a link arm, and the pressing height position is adjusted by adjusting the pressing screw; the utility model discloses compact structure, clamping pressure is big, also can external control system, need not to communicate the independent use with the processing equipment.

Description

Automatic clamp

Technical Field

The utility model relates to an anchor clamps technical field especially relates to an automatic anchor clamps.

Background

The automatic clamp is used on numerical control machining equipment in the market at present, and the clamping pressure of the clamp is improved by increasing the size of the clamp; according to market demands, a novel machining clamp is developed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an automatic clamp.

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

an automatic clamp comprises a bottom plate, a clamp, a plurality of pressing devices and a plurality of induction devices; the clamp and the plurality of pressing devices are arranged on the bottom plate, and the plurality of pressing devices are arranged on two sides of the clamp; the plurality of induction devices are arranged on the bottom plate and are positioned at one end of the clamp; the clamp is used for clamping the parts; the pressing device is used for pressing the parts clamped by the clamp; the induction device is used for inducing a welding head on the machining equipment, and when the induction device induces the welding head, the pressing device beside the welding head is opened to avoid the welding head.

Preferably, the pressing device comprises an air cylinder, a bracket, a connecting arm and a pressing screw; one end of the bracket is connected with one end of the air cylinder, and the other end of the bracket is movably connected with the first end of the connecting arm; the second end of the connecting arm is movably connected with the piston rod of the air cylinder; and the third end of the connecting arm is connected with the compression screw.

Preferably, the second end of the connecting arm is provided with two connecting lugs corresponding to each other in position, and through holes corresponding to each other in position are formed in the connecting lugs corresponding to each other in position.

Preferably, a shaft lever is connected between the two through holes, and one end of the piston rod of the air cylinder is sleeved on the shaft lever.

Preferably, the sensing device comprises a plurality of sensors; each sensor is provided with a supporting seat, and the supporting seats are arranged on the bottom plate.

Preferably, the sensor is a laser sensor.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model relates to an automatic clamp, during operation puts into the anchor clamps to spare part earlier, makes spare part horizontal direction location, then lets all closing device compress tightly spare part, and the soldered connection on the processing equipment begins to feed downwards, then carries out horizontal feed processing, and when a sensor senses the soldered connection, the closing device of its next door can in time open and dodge the soldered connection, and after the soldered connection moved past, the closing device who opens can compress tightly spare part automatically, and the cylinder is located the support, makes the housing screw compress tightly spare part downwards through promoting the pitman arm, and the high position of compaction is adjusted through adjusting the housing screw; each pressing device is sequentially opened and pressed until the processing is finished according to a signal sent by the adjacent laser sensor; after welding is finished, when the welding head is moved to a safe position, the clamp is opened, and workers can go up and down parts; the utility model has compact structure, large clamping pressure, and can be externally provided with a control system without independent use of communication with processing equipment; the method can be used for a plurality of processing devices such as a friction stir welding machine, a CNC (computer numerical control) processing device and the like.

Drawings

Fig. 1 is a schematic structural view of an opened state according to the present invention;

fig. 2 is a schematic structural view of a compression state provided by the present invention;

fig. 3 is a schematic structural diagram of a portion a in fig. 2 according to the present invention;

fig. 4 is a schematic structural diagram of the pressing device provided by the present invention.

Illustration of the drawings:

1. a bottom plate, 2, a clamp,

3. a clamping device, 4, an induction device,

5. a welding head, 31, a cylinder,

32. a bracket, 33, a connecting arm,

34. the pressure screw, 41, the sensor,

42. a supporting seat 311 and a piston rod of an air cylinder,

331. a connecting lug 332 and a through hole,

333. shaft rod, 100, parts.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, an automatic clamp includes a base plate 1, a clamp 2, a plurality of pressing devices 3, and a plurality of sensing devices 4; the clamp 2 and the plurality of pressing devices 3 are arranged on the bottom plate 1, and the plurality of pressing devices 3 are arranged on two sides of the clamp 2; the plurality of induction devices 4 are arranged on the bottom plate 1 and positioned at one end of the clamp 2; the clamp 2 is used for clamping the part 100; the pressing device 3 is used for pressing the part 100 clamped by the clamp 2; the induction device 4 is used for inducing the welding head 5 on the processing equipment, and when the induction device 4 induces the welding head 5, the pressing device 4 beside the welding head 5 is opened to avoid the welding head 5.

The pressing device 3 comprises an air cylinder 31, a bracket 32, a connecting arm 33 and a pressing screw 34; one end of the bracket 32 is connected with one end of the cylinder 31, and the other end of the bracket 32 is movably connected with the first end of the connecting arm 33; the second end of the connecting arm 33 is movably connected with the cylinder piston rod 311; the third end of the connecting arm 33 is connected with a compression screw 34.

The second end of the connecting arm 33 is provided with two connecting lugs 331 corresponding to each other, and the two connecting lugs 331 corresponding to each other are provided with through holes 332 corresponding to each other.

A shaft rod 333 is connected between the two through holes 332, and one end of the cylinder piston rod 311 is sleeved on the shaft rod 333.

The sensing device 4 comprises a plurality of sensors 41; each sensor 41 is provided with a support seat 42, and the support seat 42 is disposed on the base plate 1. The sensor 41 is a laser sensor.

The utility model discloses a theory of operation: when the device works, a part 100 is placed in a clamp 2, the part 100 is positioned in the horizontal direction, then all the pressing devices 3 are enabled to press the part 100, a welding head 5 on a machining device starts to feed downwards, then horizontal feeding machining is carried out, when one sensor 41 senses the welding head 5, the pressing device 3 beside the sensor can open in time to avoid the welding head 5, the opened pressing device 3 can automatically press the part 100 after the welding head 5 moves past, the air cylinder 31 is positioned on a support 32, a pressing screw 34 is enabled to press the part 100 downwards by pushing a link arm 33, and the pressing height position is adjusted by adjusting the pressing screw 34; each pressing device 3 is opened and pressed in sequence according to the signal sent by the proximity laser sensor 41 until the processing is finished; after the welding is completed, when the welding head 5 is moved to the safe position, the jig 2 is opened to allow a worker to move the component 100 up and down.

Above, only be the embodiment of the preferred 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 design of the present invention, equivalent replacement or change should be included in the protection scope of the present invention.

Claims

1. An automatic clamp is characterized by comprising a bottom plate, a clamp, a plurality of pressing devices and a plurality of sensing devices; the clamp and the plurality of pressing devices are arranged on the bottom plate, and the plurality of pressing devices are arranged on two sides of the clamp; the plurality of induction devices are arranged on the bottom plate and are positioned at one end of the clamp; the clamp is used for clamping the parts; the pressing device is used for pressing the parts clamped by the clamp; the induction device is used for inducing a welding head on the machining equipment, and when the induction device induces the welding head, the pressing device beside the welding head is opened to avoid the welding head.

2. The automatic clamp apparatus of claim 1, wherein the pressing means comprises a cylinder, a bracket, a connecting arm and a pressing screw; one end of the bracket is connected with one end of the air cylinder, and the other end of the bracket is movably connected with the first end of the connecting arm; the second end of the connecting arm is movably connected with the piston rod of the air cylinder; and the third end of the connecting arm is connected with the compression screw.

3. The automated clamp of claim 2, wherein the second end of the connecting arm is provided with two correspondingly positioned engaging lugs, and the two correspondingly positioned engaging lugs are provided with correspondingly positioned through holes.

4. The automatic clamp of claim 3, wherein a shaft is connected between the two through holes, and one end of the cylinder piston rod is sleeved on the shaft.

5. The automated chuck of claim 1, wherein the sensing device comprises a plurality of sensors; each sensor is provided with a supporting seat, and the supporting seats are arranged on the bottom plate.

6. The automated chuck of claim 5, wherein the sensor is a laser sensor.