CN216657211U

CN216657211U - Positioning device suitable for machining

Info

Publication number: CN216657211U
Application number: CN202122987013.0U
Authority: CN
Inventors: 王玮
Original assignee: Harbin Jin Chang Machinery Manufacturing Co ltd
Current assignee: Harbin Jin Chang Machinery Manufacturing Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-06-03
Anticipated expiration: 2031-11-29

Abstract

The utility model belongs to the technical field of machining, and particularly relates to a positioning device suitable for machining. Can pull the fixed knot that can dismantle on the triangle clamp splice, make fixed knot break away from with the clip, then can dismantle the triangle clamp splice or extrude the triangle clamp splice can be dismantled in promotion from one side, thereby make the triangle clamp splice of dismantling separate with the centre gripping arm, through the centre gripping arm, can dismantle the mode of triangle clamp splice mortise-tenon joint and fixed knot and clip lock joint, increase the stability of being connected with the centre gripping in-process, and the centre gripping arm, can dismantle the different difficult separations in direction position of triangle clamp splice mortise-tenon joint and fixed knot and clip lock joint, and be convenient for more renew fixture device, when needing centre gripping special work piece to use special fixture, also can change through this operation flow and can dismantle the triangle clamp splice, with the needs that satisfy processing or rotate the connection pad and make other fixture carry out the centre gripping work piece.

Description

Positioning device suitable for machining

Technical Field

The utility model belongs to the technical field of machining, and particularly relates to a positioning device suitable for machining.

Background

Machining refers to a process of changing the physical dimensions or properties of a workpiece by a mechanical device. The difference in the machining method can be divided into cutting machining and pressing machining.

The clamping device is used for fixing a workpiece to be conveniently machined in a machining process, most of the conventional clamping workpieces are fixed on the whole device and are not detachable, but the clamping device is worn and damaged due to long-term use, so that the positioning of the clamp is not accurate enough, the clamp is replaced by time and labor, and the efficiency of workpiece machining is greatly influenced.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a positioning device suitable for machining, and solves the problem that a clamp is worn and damaged for a long time and is inconvenient to replace.

In order to achieve the purpose, the utility model provides the following technical scheme: a positioning device suitable for machining comprises a threaded connecting pipe, wherein the left end of the threaded connecting pipe is connected with a connecting disc, the left end of the connecting disc is connected with an upper connecting block, an upper fixing wire is arranged on the surface of the upper connecting block, an air cylinder is arranged at one end of the upper fixing wire, a lower connecting block is arranged at the other end of the air cylinder, a lower fixing wire is arranged on the surface of the lower connecting block, the output end of the air cylinder penetrates through the lower connecting block to be connected with a piston rod, one end of the piston rod is connected with the connecting block, a first positive and negative motor is arranged on one side of the upper surface of the connecting block, a second positive and negative motor is arranged on the other side of the upper surface of the connecting block, the output ends of the first positive and negative motors and the second positive and negative motors are both connected with clamping arms, hooks are arranged on the surfaces of the clamping arms, and the left ends of the clamping arms are connected with detachable triangular clamping blocks, the surface mounting who can dismantle the triangle clamp splice has fixed the knot, the left end of opposite side centre gripping arm is connected with respectively can dismantle circular clamp splice and can dismantle square clamp splice.

Preferably, the first positive and negative motors and the second positive and negative motors are centrosymmetric about the connecting block.

Preferably, the centre gripping arm is "back" type linking structure with the one end that can dismantle the triangle clamp splice respectively, and can dismantle the triangle clamp splice and be mortise-tenon joint with the centre gripping arm.

Preferably, the clamping arms are centrosymmetric about the connecting block, and the number of the clamping arms is two.

Preferably, the clasp and the fixing buckle are arranged on the left surface and the right surface of the clamping arm and the detachable triangular clamping block, and the clasp and the fixing buckle are symmetrically arranged four times respectively.

Preferably, three clamping devices are mounted on the left surface of the connecting disc, and the clamping devices are arranged in a circumferential array relative to the center of the connecting disc.

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

1. when the workpiece clamping device is worn and needs to be replaced, the fixing buckle on the detachable triangular clamping block can be pulled to separate the fixing buckle from the clasp, then the detachable triangular clamping block is pushed from one side or is extruded, so that the detachable triangular clamping block is separated from the clamping arm, the stability in the connecting and clamping process is improved by the clamping arms, the tenon-and-mortise connection of the detachable triangular clamping blocks and the fastening of the fixing buckles and the snap hooks, and the clamping arms, the detachable triangular clamping blocks are in mortise and tenon connection and the fixing buckles and the clasps are buckled in different directions and positions, so that the clamping devices are not easy to separate, and are convenient to replace, when a special clamp is needed to be used for clamping a special workpiece, the detachable triangular clamping block can be replaced through the operation process, the workpiece is clamped by other clamping devices by meeting the processing requirement or rotating the connecting disc, so that the processing can be completed according to the quality on time and the clamping can be performed according to the requirement.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

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

FIG. 2 is an enlarged structural view of the present invention A;

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

in the figure: 1, connecting a threaded pipe; 2, connecting a disc; 3, connecting blocks are arranged; 4, fixing the wire; 5, a cylinder; 6, a lower connecting block; 7, fixing the wire; 8 a piston rod; 9, connecting blocks; 10, a positive motor and a negative motor; 11, a positive and negative motor II; 12 a clamp arm; 13 a clasp; 14, a detachable triangular clamping block; 15, fixing a buckle; 16 a removable circular clamping block; 17 the square clamping block can be disassembled.

Detailed Description

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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: a positioning device suitable for machining comprises a threaded connection pipe 1, the left end of the threaded connection pipe 1 is connected with a connection disc 2, the left end of the connection disc 2 is connected with an upper connection block 3, the surface of the upper connection block 3 is provided with an upper fixing wire 4, one end of the upper fixing wire 4 is provided with an air cylinder 5, the other end of the air cylinder 5 is provided with a lower connection block 6, the surface of the lower connection block 6 is provided with a lower fixing wire 7, the output end of the air cylinder 5 penetrates through the lower connection block 6 to be connected with a piston rod 8, one end of the piston rod 8 is connected with a connection block 9, one side of the upper surface of the connection block 9 is provided with a forward and reverse motor I10, the other side of the upper surface of the connection block 9 is provided with a forward and reverse motor II 11, the output ends of the forward and reverse motor I10 and the reverse motor II 11 are both connected with a clamping arm 12, the surface of the clamping arm 12 is provided with a clasp 13, and the left end of the clamping arm 12 is connected with a detachable triangular clamping block 14, the surface of the detachable triangular clamping block 14 is provided with a fixing buckle 15, and the left end of the clamping arm 12 at the other side is respectively connected with a detachable circular clamping block 16 and a detachable square clamping block 17.

The threaded connection pipe 1 is in threaded connection with a machine table, according to the different appearances of processed workpieces, the threaded connection pipe 1 drives the connection disc 2 to rotate, a proper processing clamping block is selected from a detachable triangular clamping block 14, a detachable circular clamping block 16 and a detachable square clamping block 17, the detachable triangular clamping block 14 is moved left and right through the air cylinder 5 and is adjusted to a proper position, the detachable triangular clamping block 14 is clamped or loosened through a positive and negative motor I10 and a positive and negative motor II 11, the workpieces are processed and separated, the upper connecting block 3, the upper fixing wire 4, the lower connecting block 6 and the lower fixing wire 7 fix the air cylinder 5, if the detachable triangular clamping block 14 is abraded or damaged, the workpiece is not processed accurately or cannot be processed, when a workpiece clamping device is abraded and needs to be replaced, the fixing buckle 15 on the detachable triangular clamping block 14 can be pulled, and the fixing buckle 15 is separated from the buckle 13, and then pushes the detachable cam block 14 from one side, or presses the detachable cam block 14, thereby separating the detachable cam block 14 from the holding arm 12, the stability in the connecting and clamping process is improved by the mortise-tenon connection of the clamping arm 12 and the detachable triangular clamping block 14 and the buckling of the fixed buckle 15 and the clasp 13, and the clamping arms 12, the detachable triangular clamping blocks 14 are in mortise and tenon connection and the fixing buckles 15 and the clasps 13 are buckled in different directions and positions, so that the clamping devices are not easy to separate, the replacement of new clamping devices is convenient, when a special clamp is needed to clamp a special workpiece, the detachable triangular clamping block 14 can be replaced through the operation process, the workpiece is clamped by other clamping devices by meeting the machining requirement or rotating the connecting disc 2, the machining is completed according to the quality on time and the clamping is performed according to the requirement, and all electric equipment in the device is powered by an external power supply.

In one aspect of the present embodiment, the forward and

reverse motors

10 and 11 are symmetric with respect to the connecting block 9, and the clamping arm 12 is clamped or separated by the forward and

reverse motors

10 and 11.

In an aspect of this embodiment, the clamping arm 12 and one end of the detachable triangular clamping block 14 are respectively in a "back" type engagement structure, and the detachable triangular clamping block 14 and the clamping arm 12 are in a mortise-tenon joint, and the clamping arm 12 and the detachable triangular clamping block 14 are fixed by fastening the clasp 13 on the side with the fixing buckle 15.

In one aspect of the present embodiment, the clamp arms 12 are centrally symmetrical about the connecting block 9 and are provided in two numbers.

In one aspect of the present embodiment, the hooks 13 and the fixing buckles 15 are installed on the left and right surfaces of the clamping arm 12 and the detachable triangular clamping block 14, and four hooks 13 and four fixing buckles 15 are symmetrically disposed, respectively.

In one aspect of the present embodiment, three clamping devices are mounted on the left surface of the connecting disc 2, the clamping devices are arranged in a circumferential array with respect to the center of the connecting disc 2, and the clamping blocks can be selected according to the outer shape of the workpiece to be processed.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A positioning device suitable for machining uses, includes threaded connection pipe (1), its characterized in that: the left end of the threaded connecting pipe (1) is connected with a connecting disc (2), the left end of the connecting disc (2) is connected with an upper connecting block (3), an upper fixing wire (4) is arranged on the surface of the upper connecting block (3), an air cylinder (5) is installed at one end of the upper fixing wire (4), a lower connecting block (6) is installed at the other end of the air cylinder (5), a lower fixing wire (7) is arranged on the surface of the lower connecting block (6), the output end of the air cylinder (5) penetrates through the lower connecting block (6) to be connected with a piston rod (8), one end of the piston rod (8) is connected with a connecting block (9), a positive and negative motor I (10) is installed on one side of the upper surface of the connecting block (9), a positive and negative motor II (11) is installed on the other side of the upper surface of the connecting block (9), and the output ends of the positive and negative motor I (10) and negative motor II (11) are both connected with a clamping arm (12), the surface mounting of centre gripping arm (12) has clip (13), the left end of centre gripping arm (12) is connected with can dismantle triangle clamp splice (14), the surface mounting that can dismantle triangle clamp splice (14) has fixed knot (15), the left end of opposite side centre gripping arm (12) is connected with respectively can dismantle circular clamp splice (16) and can dismantle square clamp splice (17).

2. A positioning device suitable for machining according to claim 1, characterized in that: the positive and negative motor I (10) and the positive and negative motor II (11) are centrosymmetric about the connecting block (9).

3. A positioning device suitable for machining according to claim 1, characterized in that: the clamping arm (12) and one end of the detachable triangular clamping block (14) are respectively of a 'return' type connection structure, and the detachable triangular clamping block (14) is in mortise and tenon connection with the clamping arm (12).

4. A positioning device suitable for machining according to claim 1, characterized in that: the clamping arms (12) are in central symmetry with respect to the connecting block (9), and the number of the clamping arms is two.

5. A positioning device suitable for machining according to claim 1, characterized in that: clasp (13), fixed knot (15) are installed and are being held arm (12) and can be dismantled the left and right surfaces of triangle clamp splice (14), and clasp (13), fixed knot (15) symmetry respectively set up four.

6. A positioning device suitable for machining according to claim 1, characterized in that: three clamping devices are mounted on the left surface of the connecting disc (2), and the clamping devices are arranged in a circumferential array relative to the center of the connecting disc (2).