CN108927688B

CN108927688B - Clamping and rapid transposition device of clamp

Info

Publication number: CN108927688B
Application number: CN201810955398.2A
Authority: CN
Inventors: 孔令荣; 赵大全; 贺健; 赵文浩; 赵文晓
Original assignee: Wuhu Wenqing Machinery Equipment Design Co ltd
Current assignee: Anhui Longding Energy Technology Co.,Ltd.
Priority date: 2018-09-26
Filing date: 2018-09-26
Publication date: 2020-10-27
Anticipated expiration: 2038-09-26
Also published as: CN108927688A

Abstract

The invention discloses a clamping and rapid transposition device of a clamp, which relates to the technical field of machining and comprises a base, wherein a chute is arranged on the base, a sliding block is connected in the chute in a sliding manner, air cylinders are symmetrically arranged at two ends of the base, the sliding block is connected to an output shaft of the air cylinder, a rotating device is fixed on the sliding block and comprises a servo motor, a rotating shaft and a rotating drum, a gear is fixed on the output shaft of the servo motor, the rotating drum is rotationally connected to the rotating shaft, a gear ring is arranged at the lower end of the rotating drum, the gear ring is meshed with the gear, a bracket is fixed at the upper end of the rotating drum, the number of the brackets is four, and the brackets are circumferentially arranged on the rotating drum by taking the axis of the rotating shaft as a central line. The working efficiency is improved, and the production cost is reduced.

Description

Clamping and rapid transposition device of clamp

Technical Field

The invention relates to the technical field of machining, in particular to a clamping and rapid transposition device of a clamp.

Background

The jig is a device for fixing a processing object to occupy a correct position to receive construction or inspection in a machine manufacturing process, and is also called a jig. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in a process may be referred to as a jig. Such as welding jigs, inspection jigs, assembly jigs, machine tool jigs, and the like. Among them, the machine tool clamp is the most common, and is often referred to as a clamp for short. When a workpiece is machined on a machine tool, the workpiece needs to be assembled (positioned) and firmly clamped (clamped) before machining in order to enable the surface of the workpiece to meet the technical requirements of the size, the geometric shape, the mutual position precision with other surfaces and the like specified in the drawing. The fixture generally comprises a positioning element (for determining the correct position of a workpiece in the fixture), a clamping device, a tool setting guide element (for determining the relative position of the tool and the workpiece or guiding the direction of the tool), an indexing device (for enabling the workpiece to complete the processing of a plurality of stations in one-time installation, including a rotary indexing device and a linear movement indexing device), a connecting element, a fixture body (a fixture base), and the like. However, at present, one clamp corresponds to one workpiece, so that the production cost is greatly increased, and the production efficiency is low because one clamp needs to be replaced every time one workpiece is replaced.

Chinese patent application CN201710763749.5 discloses a multifunctional mechanical clamp, which comprises: a base and a clamping part; the clamping part comprises a gasket, a side wall, a bolt and a threaded hole; the gasket comprises a front gasket, a rear gasket, a left gasket and a right gasket; the side walls comprise a front side wall, a rear side wall, a left side wall and a right side wall; a screw hole is formed in the center of the bottom of the base; the clamping part is arranged at the upper end of the base; the centers of the outer sides of the front, rear, left and right side walls of the clamping part are respectively provided with a threaded hole; front, rear, left and right gaskets are respectively arranged at corresponding positions in the side wall; the bolt penetrates through the side wall and is connected with the gasket; the front gasket and the rear gasket are plate-shaped; the left gasket and the right gasket are arc-shaped. The clamping part is simple in structure, reasonable in design, convenient to install and use, and can be used for fixing square, round and tubular objects respectively, so that the functions of the clamping part are expanded, and the cost is saved. However, the device has the defects of complicated replacement of the clamping part and large workload.

Disclosure of Invention

The invention aims to provide a clamping and quick transposition device of a clamp, which aims to solve the defects caused in the prior art.

The utility model provides a press from both sides tight and quick transposition device of anchor clamps, includes the base, be equipped with the spout on the base, sliding connection has the slider in the spout, the slider has two, base both ends symmetry is equipped with the cylinder, the slider is connected on the output shaft of cylinder, be fixed with rotating device on the slider, rotating device includes servo motor, pivot and rotary drum, servo motor locates the top of slider, the pivot is fixed in on the slider, be fixed with the gear on servo motor's the output shaft, the rotary drum rotates to be connected in the pivot, the ring gear is installed to the rotary drum lower extreme, the ring gear meshes in the gear, the rotary drum upper end is fixed with the support, the support has four, the support uses the axis of pivot to install on the rotary drum as central line circumference.

Preferably, the rotating shaft is provided with a limiting block.

Preferably, the rotating drum is provided with 4 through holes, and the through holes are circumferentially distributed by taking the axis of the rotating shaft as a central line.

Preferably, the slider is provided with a hole groove opposite to the through hole.

Preferably, the rotating device is provided with a positioning column through a through hole and a hole groove.

Preferably, the bracket is provided with a positioning hole.

The invention has the advantages that: simple structure, the simple operation through setting up the cylinder, can realize pressing from both sides tight to anchor clamps, through setting up rotating device, can realize the different clamping part of quick replacement, has improved work efficiency, has reduced manufacturing cost.

Description of the drawings:

fig. 1 is a cross-sectional view of a front view of the present invention.

Fig. 2 is a partial cross-sectional view of a top view of the present invention.

Fig. 3 is a cross-sectional view of the rotating apparatus of the present invention.

Fig. 4 is a cross-sectional view of a front view of a rotating shaft portion of the present invention.

Figure 5 is a top view of a slider portion of the present invention.

The device comprises a base 1, a sliding groove 2, a sliding block 3, an air cylinder 4, a rotating device 5, a servo motor 6, a rotating shaft 7, a rotating drum 8, a gear 9, a gear ring 10, a bracket 11, a limiting block 12, a through hole 13, a hole groove 14 and a positioning column 15.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Example 1

As shown in fig. 1 to 4, a clamping and rapid transposition device for a clamp comprises a base 1, a sliding groove 2 is arranged on the base 1, the sliding chute 2 is connected with two sliding blocks 3 in a sliding way, two cylinders 4 are symmetrically arranged at two ends of the base 1, the sliding block 3 is connected with an output shaft of the air cylinder 4, a rotating device 5 is fixed on the sliding block 3, the rotating device 5 comprises a servo motor 6, a rotating shaft 7 and a rotating drum 8, the servo motor 6 is arranged above the sliding block 3, the rotating shaft 7 is fixed on the sliding block 3, a gear 9 is fixed on an output shaft of the servo motor 6, the rotary drum 8 is rotatably connected with the rotating shaft 7, the lower end of the rotary drum 8 is provided with a gear ring 10, the gear ring 10 is meshed with the gear 9, the upper end of the rotating drum 8 is fixed with four brackets 11, and the brackets 11 are circumferentially arranged on the rotating drum 8 by taking the axis of the rotating shaft 7 as a central line.

In this embodiment, the rotation shaft 7 is provided with a stopper 12, which can prevent the rotation cylinder 8 from falling off.

In this embodiment, the bracket 11 is provided with a positioning hole for mounting various clamping components.

Example 2

As shown in fig. 1 and 4, the device comprises a base 1, a sliding groove 2 is arranged on the base 1, a sliding block 3 is connected in the sliding groove 2 in a sliding manner, the number of the sliding blocks 3 is two, the two ends of the base 1 are symmetrically provided with the cylinders 4, the sliding blocks 3 are connected to the output shafts of the cylinders 4, a rotating device 5 is fixed on the sliding block 3, the rotating device 5 comprises a servo motor 6, a rotating shaft 7 and a rotating drum 8, the servo motor 6 is arranged above the sliding block 3, the rotating shaft 7 is fixed on the sliding block 3, a gear 9 is fixed on an output shaft of the servo motor 6, the rotary drum 8 is rotatably connected with the rotating shaft 7, the lower end of the rotary drum 8 is provided with a gear ring 10, the gear ring 10 is meshed with the gear 9, the upper end of the rotating drum 8 is fixed with four brackets 11, and the brackets 11 are circumferentially arranged on the rotating drum 8 by taking the axis of the rotating shaft 7 as a central line.

In this embodiment, the rotation shaft 7 is provided with a stopper 12.

In this embodiment, the rotating cylinder 8 is provided with 4 through holes 13, the through holes 13 are circumferentially distributed with the axis of the rotating shaft 7 as a center line, in this embodiment, the slider 3 is provided with a hole groove 14 opposite to the through hole 13, and the rotating device 5 is provided with a positioning post 15 through the through hole 13 and the hole groove 14, so that the rotating cylinder 8 can be fixed to the rotating cylinder 8 during clamping, and the rotating cylinder 8 is prevented from shaking.

The working process and principle are as follows: different clamping members are mounted on the support 11, said clamping members being sized and shaped to the clamp to be clamped, and, during production, the clamping parts of a plurality of clamps which are required to be clamped frequently can be arranged on the bracket 11, a device which can directly clamp the object to be clamped can be directly arranged on the bracket 11, the positioning column 15 can be taken out, the rotary drum 8 can be adjusted through the servo motor 6, so as to obtain the required clamping component, install the positioning column 15, fix the rotating drum 8, and clamp the clamp by starting the cylinder 4, after the work is finished, if other clamps or workpieces need to be clamped, by closing the cylinder 4, loosening the clamp, manually taking out the clamp, taking out the positioning column 15, adjusting the rotary drum 8 through the servo motor 6, the clamping means required for clamping the next clamp are thus obtained, positioning post 15 is installed, drum 8 is fixed and the next clamp is clamped by activating cylinder 4.

Based on the above, the clamping device is simple in structure and convenient and fast to operate, the clamp can be clamped by arranging the air cylinder, different clamping parts can be quickly replaced by arranging the rotating device, the working efficiency is improved, and the production cost is reduced.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.

Claims

1. The clamping and rapid transposition device of the clamp is characterized by comprising a base (1), wherein a sliding groove (2) is formed in the base (1), a sliding block (3) is connected in the sliding groove (2) in a sliding manner, the number of the sliding blocks (3) is two, air cylinders (4) are symmetrically arranged at two ends of the base (1), the sliding blocks (3) are connected onto output shafts of the air cylinders (4), a rotating device (5) is fixed on the sliding blocks (3), the rotating device (5) comprises a servo motor (6), a rotating shaft (7) and a rotating drum (8), the servo motor (6) is arranged above the sliding blocks (3), the rotating shaft (7) is fixed on the sliding blocks (3), a gear (9) is fixed on the output shaft of the servo motor (6), the rotating drum (8) is rotationally connected to the rotating shaft (7), a gear ring (10) is installed at the lower end of the rotating drum (8, the gear ring (10) is meshed with the gear (9), a support (11) is fixed to the upper end of the rotary drum (8), the number of the supports (11) is four, the supports (11) are circumferentially arranged on the rotary drum (8) by taking the axis of the rotary shaft (7) as a central line, through holes (13) are formed in the rotary drum (8), the number of the through holes (13) is 4, the through holes (13) are circumferentially distributed by taking the axis of the rotary shaft (7) as the central line, hole grooves (14) opposite to the through holes (13) are formed in the sliding block (3), and positioning columns (15) are arranged on the rotating device (5) through the through holes (13) and the hole grooves (14).

2. The clamping and rapid exchange device of a clamp according to claim 1, characterized in that the rotating shaft (7) is provided with a stopper (12).

3. The device for clamping and rapid indexing of a clamp according to claim 1, characterized in that said support (11) is provided with positioning holes.