CN216657114U

CN216657114U - Anchor clamps for machine-building

Info

Publication number: CN216657114U
Application number: CN202123241359.2U
Authority: CN
Inventors: 朱学元; 王旭彬; 柯长福; 李皓; 胡娟; 王霖
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-06-03
Anticipated expiration: 2031-12-21

Abstract

The utility model discloses a clamp for machine manufacturing, and relates to the technical field of clamps. The utility model comprises a substrate, wherein two connecting rods are hinged on the substrate, clamping rods are hinged at the end parts of the connecting rods, a power piece is arranged on the substrate and used for converting electric energy into kinetic energy, the power piece is connected with the two clamping rods through a transmission piece, and when the power piece works, the two clamping rods are driven to rotate through the transmission piece and are close to or far away from each other. When the power part works, the driving part is connected with the clamping rods, the two clamping rods can be driven to rotate, the moving point of the clamping rods is the hinge point of the connecting rod and the base plate, the two clamping rods can synchronously rotate around corresponding fixed points, so that the end parts of the two clamping rods are close to each other, the object can be clamped, and the whole operation is higher in working efficiency compared with a servo screw rod mechanism.

Description

Anchor clamps for machine-building

Technical Field

The utility model relates to the technical field of clamps, in particular to a clamp for machine manufacturing.

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. In the machining operation at present, more and more mechanical arms are put into production operation, such as three-axis mechanical arm, five-axis mechanical arm and six-axis mechanical arm, and the mechanical arm is combined with the clamp, so that the mechanical manufacturing operation can be improved.

However, most of the clamps combined with the mechanical arm adopt the servo screw rod to match with the clamping plates, and the clamping operation efficiency of the clamps is still to be improved by means of mutual translation and close clamping of the two clamping plates.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the problems in the background art, the utility model provides a clamp for machine manufacturing.

The utility model specifically adopts the following technical scheme for realizing the purpose:

the utility model provides an anchor clamps for machine-building, includes the base plate, it has two connecting rods to articulate on the base plate, the connecting rod tip articulates there is the clamping bar, install power spare on the base plate, it is used for converting the electric energy into kinetic energy, power spare passes through the driving medium and two the clamping bar is connected, works as power spare during operation, drives two through the driving medium the clamping bar rotates and is close to each other or keeps away from.

Further, the driving medium includes two rotation portions and two connecting portions, rotation portion rotates and installs on the base plate, connecting portion install in rotation portion, connecting portion free end with the clamping bar is articulated.

Further, a double-side rack is mounted at the output end of the power part, teeth are arranged on the outer peripheral side of the rotating part, and the double-side rack is meshed with the rotating part through the teeth.

Further, the power part is an electric push rod.

Furthermore, the clamping rod comprises a clamping rod and a connecting rod, one end of the clamping rod is connected with one end of the connecting rod, and an obtuse angle is formed between the clamping rod and the connecting rod.

Further, still include the arm, install driving motor on the arm, the carousel is installed to the driving motor output shaft, the base plate is installed on the carousel.

The utility model has the following beneficial effects:

1. when the power part works, the driving part is connected with the clamping rods, the two clamping rods can be driven to rotate, the moving point of the clamping rods is the hinge point of the connecting rod and the base plate, the two clamping rods can synchronously rotate around corresponding fixed points, so that the end parts of the two clamping rods are close to each other, the object can be clamped, and the whole operation is higher in working efficiency compared with a servo screw rod mechanism.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is an enlarged view of the structure of FIG. 1 at A according to the present invention;

FIG. 3 is a perspective view of the present invention;

reference numerals: 1. a substrate; 2. a connecting rod; 3. a clamping bar; 301. a connecting rod; 302. a clamping rod; 4. a power member; 5. a double-sided rack; 6. a rotating part; 7. a connecting portion; 8. a mechanical arm; 9. a turntable; 10. the motor is driven.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

The clamp is applied to the mechanical arm 8, is matched with the mechanical arm 8 to clamp objects, and can clamp objects with regular shapes, such as plate bodies, block bodies and the like.

As shown in fig. 1-3, a fixture for machine manufacturing according to an embodiment of the present invention includes a base plate 1, and further includes a mechanical arm 8, a driving motor 10 is installed on the mechanical arm 8, a turntable 9 is installed on an output shaft of the driving motor 10, the base plate 1 is installed on the turntable 9, as shown in fig. 1, the number of the base plates 1 is not limited to one, taking this embodiment as an example, the number of the base plates 1 is four and distributed in an annular array, such that the turntable 9 has four base plates 1, the driving motor 10 drives the turntable 9 to indirectly rotate, so as to realize the alternate use of the four fixtures, and realize continuous processing operation, two connecting rods 2 are hinged on the base plate 1, clamping rods 3 are hinged on end portions of the connecting rods 2, a power member 4 is installed on the base plate 1 and used for converting electric energy into kinetic energy, the power member 4 is connected with the two clamping rods 3 through a transmission member, work as power spare 4 during operation drives two through the driving medium 3 rotates and is close to each other or keeps away from, and when power spare 4 during operation, is connected with clamping bar 3 through the driving medium, can drive two clamping bar 3 and rotate, and the moving point of clamping bar 3 is the pin joint of connecting rod 2 and base plate 1, can realize that two clamping bar 3 rotate around corresponding fixed point in step to the tip that makes two clamping bar 3 is close to each other, can realize the centre gripping of article, whole operation is compared in servo screw mechanism, and work efficiency is higher.

As shown in fig. 2, in some embodiments, the transmission member comprises two rotating parts 6 and two connecting parts 7, the rotating part 6 is rotatably installed on the base plate 1, the connecting part 7 is installed on the rotating part 6, the free end of the connecting part 7 is hinged with the clamping rod 3, the power part 4 is used for driving the two rotating parts 6 to synchronously rotate in opposite directions, since the connecting portion 7 is mounted on the rotating portion 6, the connecting portion 7 rotates together with the rotating portion 6, and when the two clamping bars 3 are in a normal state, that is, when the two clamping rods 3 are separated, the connecting part 7 is parallel to the connecting rod 2, when the rotating part 6 rotates, the connecting part 7 drives the clamping rods 3 to rotate, at the same time, the connecting rod 2 rotates around the hinge point with the base plate 1, and the movement direction of the connecting rod 2 is the same as that of the connecting part 7, so that the two clamping rods 3 are close to each other.

In some embodiments, as shown in fig. 2, a double-sided rack 5 is mounted at the output end of the power member 4, teeth are arranged on the outer periphery of the rotating part 6, the double-sided rack 5 is meshed with the rotating part 6 through the teeth, and the synchronous and reverse rotation of the two rotating parts 6 can be realized by matching the double-sided rack 5 with the rotating part 6 with the teeth.

As shown in fig. 2, in some embodiments, the power member 4 is an electric push rod, or an air cylinder may be used as the power member 4, both the electric push rod and the air cylinder apply work linearly, and the bilateral rack 5 is installed at the end of the piston rod, so that the bilateral rack 5 can linearly reciprocate.

As shown in fig. 2, in some embodiments, to ensure that the clamping bar 3 works smoothly, the clamping bar 3 includes a clamping bar 302 and a connecting bar 301, one end of the clamping bar 302 is connected to one end of the connecting bar 301, the connecting bar 2 is hinged at the joint of the clamping bar 302 and the connecting bar 301, the connecting portion 7 is hinged to the connecting bar 301, an obtuse angle is formed between the clamping bar 302 and the connecting bar 301, and the free end of the clamping bar 302 is used for clamping a workpiece.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. 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 invention 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. The utility model provides an anchor clamps for machine-building, its characterized in that includes base plate (1), articulated on base plate (1) have two connecting rods (2), connecting rod (2) tip articulates there is clamping bar (3), install power spare (4) on base plate (1), it is used for converting the electric energy into kinetic energy, power spare (4) pass through the driving medium and two clamping bar (3) are connected, work as power spare (4) during operation, drive two through the driving medium clamping bar (3) rotate and be close to each other or keep away from.

2. A clamp for machine building according to claim 1, characterised in that said transmission member comprises two rotating parts (6) and two connecting parts (7), said rotating parts (6) being rotatably mounted on said base plate (1), said connecting parts (7) being mounted on said rotating parts (6), the free ends of said connecting parts (7) being hinged to said clamping bars (3).

3. The jig for machine manufacturing according to claim 2, wherein a double-sided rack (5) is attached to an output end of the power member (4), teeth are provided on an outer peripheral side of the rotating portion (6), and the double-sided rack (5) is engaged with the rotating portion (6) through the teeth.

4. A clamp for machine building according to claim 3, characterised in that the power member (4) is an electric push rod.

5. The jig for machine manufacturing according to claim 3, wherein the clamping bar (3) comprises a clamping bar (302) and a connecting bar (301), one end of the clamping bar (302) is connected with one end of the connecting bar (301), and an obtuse angle is formed between the clamping bar (302) and the connecting bar (301).

6. The jig for machine manufacturing according to claim 1, further comprising a robot arm (8), wherein a driving motor (10) is mounted on the robot arm (8), a turntable (9) is mounted on an output shaft of the driving motor (10), and the substrate (1) is mounted on the turntable (9).