CN218533786U

CN218533786U - Equal division processing device

Info

Publication number: CN218533786U
Application number: CN202222946082.1U
Authority: CN
Inventors: 张兴; 张群志
Original assignee: Dongguan Changchun Precision Machinery Co ltd
Current assignee: Dongguan Changchun Precision Machinery Co ltd
Priority date: 2022-11-04
Filing date: 2022-11-04
Publication date: 2023-02-28
Anticipated expiration: 2032-11-04

Abstract

The utility model discloses an equal division processing device, which comprises a jig for fixing a workpiece, wherein the jig is arranged on an equal division disc which is arranged on a base; the edge of the equant disc is uniformly provided with a plurality of latches, a positioning jaw is arranged beside the equant disc and is arranged on the base through a fixing pin, and any latch of the equant disc is clamped by the positioning jaw, so that the equant disc forms a unidirectional rotating structure. The utility model discloses utilize the equipartition dish cooperation location jack catch to fix a position to the fixed work piece of available three-jaw chuck class tool, positioning accuracy is high, centering is accurate, rotatory eccentric error is little. Only one-time clamping is needed during processing, only less than 4 minutes is needed for processing the same external hexagonal part, the efficiency can be improved by a plurality of times, and meanwhile, the product quality is greatly improved; the method can be used for processing unequal regular polygon shapes and polygonal holes, can also be conveniently used for processing circular equal-division holes, and can also obviously improve the production efficiency and the product quality.

Description

Equal division processing device

Technical Field

The utility model relates to an industrial production auxiliary assembly technical field, concretely relates to partition processingequipment for fixed work piece.

Background

When a general cylindrical workpiece needs to be machined into an outer hexagon or other regular polygon parts, each machined part needs to be clamped for multiple times, for example, six times is needed when the workpiece is machined into the outer hexagon. The alignment needs to be conducted again in each clamping, each time is about 2 minutes, and therefore 12 minutes are needed when a regular hexagon part is machined, and the efficiency is low. Meanwhile, the parts are extremely inconvenient to process on a milling machine, are unevenly equally divided, have low concentricity with the circle center of a workpiece, and are easily scrapped if a user requires a hexagonal (or regular polygonal) size and high concentricity with the circle center. When the equant holes are machined, the positions can be calculated only by coordinates, and then the machine tool is moved for machining, so that the coordinate size is easy to be mistaken, the size deviation is caused, and the scrapping is caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the shortcoming that prior art exists, provide a simple structure, reasonable in design, convenient to use, clamping are efficient, need not the alignment centre of a circle at every turn, can realize the partition processingequipment of high concentricity.

In order to solve the technical problem, the utility model adopts the following technical scheme: the utility model provides an equant processingequipment, is including the tool that is used for fixed work piece, its characterized in that: the jig is arranged on an equant disc which is arranged on a base to form a rotatable structure; the edge of the equant disc is uniformly provided with a plurality of latches, a positioning jaw is arranged beside the equant disc and is arranged on the base through a fixing pin, and any latch of the equant disc is clamped by the positioning jaw, so that the equant disc forms a unidirectional rotating structure.

Furthermore, a torsion spring is sleeved on the fixing pin, one end of the torsion spring is fixedly connected with the base, and the other end of the torsion spring is fixedly connected with the positioning clamping jaw, so that the positioning clamping jaw automatically pushes up the clamping teeth of the equant disc, and the equant disc can only rotate in a single direction (for example, rotate anticlockwise).

Preferably, the bisector plate is a ratchet-like structure, such as a six-tooth ratchet, i.e., a six-part bisector. The bisector discs of different halves may also be changed, such as 4 halves, 5 halves, 7 halves, 8 halves, and so forth.

Further, the bisector plate is arranged on a bearing pressing core, and the bearing pressing core is arranged in the center of the base through a bearing.

Furthermore, the base is of a groove-shaped structure, and the equant disc is embedded in the base; a spring is arranged below the bearing pressing core and is pressed on the base by the bearing pressing core; the bearing pressing core penetrates through the bearing and the base through a bolt to be connected into a structure capable of moving up and down. After the pressing of the bisecting disc is released, the bisecting disc can be jacked up under the action of the spring so as to rotate the workpiece.

Furthermore, the inner wall of the base is provided with threads, a pressing plate is connected in the base in a threaded manner through the threads, and the pressing plate is screwed tightly to press the equant discs.

Preferably, the jig adopts a three-jaw chuck, the three-jaw chuck adopts a plurality of mounting columns to be fixed on the bisector disc, and each mounting column adopts a countersunk head mounting structure on the bisector disc. Of course, other suitable fixtures may be used.

Furthermore, a hole for pushing the pressure plate to be screwed or unscrewed is formed in the pressure plate, and a wrench with a screw can be inserted into the hole, so that the pressure plate can be rotated to press the bisecting disc or loosen the pressing of the pressure plate on the bisecting disc. When the workpiece needs to be rotated, the pressing plate needs to be loosened to rotate the equi-index disc, so that the workpiece can be rotated, and the pressing plate is screwed to process after the workpiece is rotated in place.

The utility model discloses utilize the equipartition dish cooperation location jack catch to fix a position to the fixed work piece of available three-jaw chuck class tool, positioning accuracy is high, centering is accurate, rotatory eccentric error is little. The same outer hexagonal part is processed in less than 4 minutes, the efficiency can be improved by a plurality of times, and the product quality is greatly improved; the method can be used for processing unequal regular polygon shapes and polygonal holes, can also be conveniently used for processing circular equal-division holes, and can also obviously improve the production efficiency and the product quality.

Drawings

FIG. 1 is a three-dimensional structure of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

fig. 3 is the structure diagram of the utility model after the three-jaw chuck and the pressing plate are removed.

In the figure, 1 is a base, 2 is an equant disc, 3 is a three-jaw chuck, 4 is a positioning jaw, 5 is a fixing pin, 6 is a torsion spring, 7 is a pressing plate, 8 is a bearing pressing core, 9 is a bearing, 10 is a bolt, 11 is a spring, 12 is an installation column, and 13 is a wrench.

Detailed Description

In this embodiment, referring to fig. 1 to 3, the equant processing device includes a fixture for fixing a workpiece, the fixture employs a three-jaw chuck 3, the three-jaw chuck 3 is mounted on an equant disc 2, and the equant disc 2 is mounted on a base 1 to form a rotatable structure; the edge of the equant disc 2 is uniformly provided with a plurality of latches (which are equal in number), a positioning jaw 4 is arranged beside the equant disc 2, the positioning jaw 4 is arranged on the base 1 through a fixing pin 5, and any latch of the equant disc 2 is clamped by the positioning jaw 4, so that the equant disc 2 forms a unidirectional rotating structure.

The fixing pin 5 is sleeved with a torsion spring 6, one end of the torsion spring 6 is fixedly connected with the base 1, the other end of the torsion spring is fixedly connected with the positioning clamping jaw 4, the positioning clamping jaw 4 automatically pushes up the clamping teeth of the equiclass disk 2, and therefore the equiclass disk 2 can only rotate in a single direction (for example, the equiclass disk can only rotate anticlockwise, and the clockwise equiclass disk cannot rotate). Namely, the positioning claw 4 has a thrust towards the axis, so that the positioning of each bisection groove is ensured.

The bisector plate 2 is a ratchet-like structure, such as a six-tooth ratchet, i.e., six equal parts. The bisector discs of different halves may also be changed, such as 4 halves, 5 halves, 7 halves, 8 halves, and so forth.

The said bisector plate 2 is installed on a bearing pressure core 8, the bearing pressure core 8 is installed in the centre of the base 1 through a bearing 9.

The base 1 is of a groove-shaped structure, and the equant disc 2 is embedded in the base 1; a spring 11 is arranged below the bearing pressing core 8, and the spring 11 is pressed on the base 1 by the bearing pressing core 8; the bearing pressing core 8 is connected with the base 1 through a bolt 10 passing through the bearing 9 to form a structure capable of moving up and down. After the pressure on the bisecting disc 2 is released, the bisecting disc 2 is jacked up under the action of the spring 11 so as to rotate the workpiece.

The inner wall of the base 1 is provided with threads, the base 1 is connected with a pressing plate 7 in a threaded manner, and the equi-index plate 2 can be pressed or loosened by screwing the pressing plate 7.

The three-jaw chuck 3 is fixed on the bisector 2 by adopting a plurality of mounting columns 12, and each mounting column 12 adopts a countersunk head mounting structure on the bisector 2.

Holes for pushing pressure plate 7 to screw or unscrew are provided in pressure plate 7, and a wrench 13 with a screw can be inserted into the holes, so that pressure plate 13 can be rotated to press or loosen pressure of pressure plate 7 on aliquoting plate 2. When the workpiece needs to be rotated, the pressure plate 7 needs to be loosened to rotate the equant disc 2, so that the workpiece can be rotated, and the pressure plate 7 is screwed after the workpiece is rotated in place, so that the workpiece can be machined.

After the position of one halving clamping groove is replaced, the pressing plate 7 is rotated clockwise by the wrench 13 to press the halving discs 2, and in the downward pressing process, the bottom of the bearing pressing core 8 is combined with the bearing 9, so that the halving is performed every time, and the position of the circle center is kept unchanged.

The above detailed description is only for the preferred embodiment of the present invention, and the scope of the present invention should not be limited by the above detailed description, and all the equivalent variations and modifications made according to the scope of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides an equant processingequipment, is including the tool that is used for fixed work piece, its characterized in that: the jig is arranged on an equant disc which is arranged on a base to form a rotatable structure; the edge of the equant disc is uniformly provided with a plurality of latch teeth, a positioning clamping jaw is arranged beside the equant disc, the positioning clamping jaw is arranged on the base through a fixing pin, and any latch tooth of the equant disc is clamped by the positioning clamping jaw, so that the equant disc forms a unidirectional rotation structure.

2. The aliquot machining apparatus of claim 1, wherein: a torsional spring is sleeved on the fixed pin, one end of the torsional spring is fixedly connected with the base, and the other end of the torsional spring is fixedly connected with the positioning clamping jaw, so that the positioning clamping jaw automatically pushes against the latch of the equi-class disc.

3. The aliquoting processing apparatus according to claim 2, wherein: the equant discs are in ratchet-shaped structures.

4. The aliquot machining apparatus of claim 1, wherein: the equant disc is arranged on a bearing pressing core, and the bearing pressing core is arranged in the center of the base through a bearing.

5. The aliquot machining apparatus of claim 4, wherein: the base is of a groove-shaped structure, and the equant discs are embedded in the base; a spring is arranged below the bearing pressing core and is pressed on the base by the bearing pressing core; the bearing pressing core penetrates through the bearing and is connected with the base through a bolt to form a structure capable of moving up and down.

6. The aliquoting processing device according to claim 5, wherein: the inner wall of the base is provided with threads, the base is connected with a pressing plate in a threaded manner through the threads, and the pressing plate is screwed to tightly press the equant disc.

7. The aliquot machining apparatus of claim 1, wherein: the jig adopts a three-jaw chuck, the three-jaw chuck adopts a plurality of mounting columns to be fixed on the index plate, and each mounting column adopts a countersunk head mounting structure on the index plate.

8. The aliquot machining apparatus of claim 6, wherein: the pressing plate is provided with a hole for pushing the pressing plate to be screwed or unscrewed.