CN210209568U

CN210209568U - General zero positioning clamping device of digit control machine tool

Info

Publication number: CN210209568U
Application number: CN201921184614.4U
Authority: CN
Inventors: Xiaofeng Zhu; 朱晓锋; Wei Tang; 唐伟; Haifeng Gao; 高海峰
Original assignee: Jieweite Technology (suzhou) Co Ltd
Current assignee: Jieweite Technology (suzhou) Co Ltd
Priority date: 2019-07-25
Filing date: 2019-07-25
Publication date: 2020-03-31
Anticipated expiration: 2029-07-25

Abstract

The utility model discloses a general zero point location clamping device of digit control machine tool, including top base, lower base, movable block and spring, the top base is in the same place with lower pedestal connection, and the middle cylindric cavity that forms is equipped with the annular movable block that can reciprocate relatively top base and lower base in this cavity, the movable block middle part is equipped with the reference column, and this reference column is connected on the lower base, evenly be equipped with many springs between movable block and the lower base, the spring is the circumference along the reference column and arranges, be equipped with the through-hole that communicates with the cavity on the top base axis, can supply the locating pin to pass the through-hole and connect in the recess of reference column, be equipped with a plurality of balls along circumference distribution between this locating pin and the movable block. The utility model discloses can realize quick clamping frock clamp, stability is good, and repeated positioning accuracy is high, and the precision can reach 0.005mm, and the dismouting is simple and convenient, and machine downtime is short, can save the dismouting time, reduces workman intensity of labour, promotes machining efficiency.

Description

General zero positioning clamping device of digit control machine tool

Technical Field

The utility model relates to a general zero point location clamping device of digit control machine tool belongs to the numerical control processing field.

Background

Along with the development of the science and technology level, the requirement of the manufacturing industry on the machining precision is higher and higher, and the traditional machining equipment can not meet the increasingly rigorous process requirement, so that the machining equipment with extremely high automation degree, such as a numerical control machine tool, is produced, the numerical control machine tool automatically controls the actions of cutting, feeding and the like of the machine tool through a numerical control system, the accurate control of the cutting amount can be realized, and the production efficiency can be greatly improved. The machining center is a numerical control machine tool with higher automation degree, can combine the seed alignment procedures of milling, drilling and the like, has multiple procedures of one-time cutting and forming, has extremely high automation degree, and can be used for manufacturing and machining equipment, such as an injection mold, a large number of through holes, blind holes, threaded holes, step counter bores, groove and tenon rail structures with different shapes, such as grooves, tenons, rabbets, slide rails, slide grooves and the like, need to be drilled, tapped and milled on a workpiece, the prior art utilizes a numerical control machining center to drill, tap and mill the groove and tenon rail structures while machining the molded surface structure of the workpiece, and the numerical control machining center is a general and expensive cutting machining device, when different products are processed, different clamping jigs are needed, the existing clamping jig is complex to install and low in repeated positioning precision, so that the precision of the processed products is inconsistent, therefore, the development of a device capable of being positioned quickly is the research direction of the technicians in the field.

Disclosure of Invention

The utility model aims at providing a general zero point location clamping device of digit control machine tool, this general zero point location clamping device of digit control machine tool can realize quick clamping frock clamp, and stability is good, and repeated positioning accuracy is high, and the precision can reach 0.005mm, and the dismouting is simple and convenient, and machine down time is short, can save the dismouting time, reduces workman intensity of labour, promotes machining efficiency.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a general zero point location clamping device of digit control machine tool, includes upper base, lower base, movable block and spring, the upper base links together with lower pedestal, and the middle cylindric cavity that forms is equipped with the annular movable block that upper base and lower base reciprocated relatively in this cavity, the movable block middle part is equipped with the reference column, and this reference column is connected on the lower base, evenly be equipped with many springs between movable block and the lower base, the spring is the circumference along the reference column and arranges, be equipped with the through-hole that communicates with the cavity on the upper base axis, can supply the locating pin to pass the through-hole and connect in the recess of reference column, be equipped with a plurality of balls along circumference distribution between this locating pin and the movable block.

The further improved scheme in the technical scheme is as follows:

1. in the above scheme, the upper base and the lower base are connected together through the bolt, the lower base is of a T-shaped table structure, a plurality of third locking screw holes are formed in an outer circle table of the T-shaped table, and the upper base and the lower base are connected onto the adapter plate through screws.

2. In the above scheme, the upper base is provided with two third positioning pin holes.

3. In the above scheme, the movable block and the tapered groove arranged on the opposite side of the upper base, when the spring is compressed, and the movable block moves towards the lower base side, the ball can enter the tapered groove.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

the utility model discloses a general zero point location clamping device of digit control machine tool, it includes upper base, lower base, movable block and spring, upper base and lower base link together, the middle formation cylindric cavity, be equipped with the annular movable block that can reciprocate relatively upper base and lower base in this cavity, the movable block middle part is equipped with the reference column, this reference column is connected on the lower base, evenly be equipped with many springs between movable block and the lower base, the spring is the circumference along the reference column and arranges, be equipped with the through-hole that communicates with the cavity on the upper base axis, the locating pin passes the through-hole and connects in the recess of reference column, be equipped with a plurality of balls along circumference distribution between locating pin and the movable block, realize quick clamping frock clamp, stability is good, and the repeated positioning precision is high, and the precision can reach 0.005mm, and the dismouting is simple and convenient, and machine, the disassembly and assembly time can be saved, the labor intensity of workers is reduced, and the machining efficiency is improved.

Drawings

FIG. 1 is a schematic structural view of the universal zero positioning and clamping device for the numerical control machine tool of the utility model;

figure 2 is the utility model discloses the general zero point location clamping device cross-sectional view of digit control machine tool.

In the above drawings: 401. an upper base; 402. a lower base; 403. a movable block; 404. a spring; 405. a ball bearing; 406. a positioning column; 407. a third locking screw hole; 408. a third dowel hole; 10. and a positioning pin.

Detailed Description

Example 1: the utility model provides a general zero point location clamping device of digit control machine tool, includes top base 401, lower base 402, movable block 403 and spring 404, top base 401 links together with lower base 402, and the middle cylindric cavity that forms is equipped with annular movable block 403 that can reciprocate relatively top base 401 and lower base 402 in this cavity, movable block 403 middle part is equipped with reference column 406, and this reference column 406 is connected on lower base 402, evenly be equipped with many springs 404 between movable block 403 and the lower base 402, spring 404 is the circumference along reference column 406 and arranges, be equipped with the through-hole with the cavity intercommunication on top base 401 the axis, can supply locating pin 10 to pass the through-hole and connect in the recess of reference column 406, be equipped with a plurality of balls 405 along circumference distribution between this locating pin 10 and the movable block 403.

The upper base 401 and the lower base 402 are connected together through bolts, the lower base 402 is of a T-shaped table structure, and a plurality of third locking screw holes 407 are formed in an outer circular table of the T-shaped table;

the movable block 403 is provided with a tapered groove on the side opposite to the upper base 401, and when the spring 404 is compressed and the movable block 403 moves toward the lower base 402, the ball 405 can enter the tapered groove.

Example 2: the utility model provides a general zero point location clamping device of digit control machine tool, includes top base 401, lower base 402, movable block 403 and spring 404, top base 401 links together with lower base 402, and the middle cylindric cavity that forms is equipped with annular movable block 403 that can reciprocate relatively top base 401 and lower base 402 in this cavity, movable block 403 middle part is equipped with reference column 406, and this reference column 406 is connected on lower base 402, evenly be equipped with many springs 404 between movable block 403 and the lower base 402, spring 404 is the circumference along reference column 406 and arranges, be equipped with the through-hole with the cavity intercommunication on top base 401 the axis, can supply locating pin 10 to pass the through-hole and connect in the recess of reference column 406, be equipped with a plurality of balls 405 along circumference distribution between this locating pin 10 and the movable block 403.

The upper base 401 and the lower base 402 are connected together through bolts, the lower base 402 is of a T-shaped table structure, a plurality of third locking screw holes 407 are formed in an outer circular table of the T-shaped table and connected to the adapter plate 3 through screws; the upper base 401 has two third positioning pin holes 408.

When the universal zero positioning and clamping device for the numerical control machine tool is adopted, air is introduced into a gap between the upper base 401 and the lower base 402, the movable block 403 is pressed to one side of the lower base 402 by the air, the spring 404 is compressed at the moment, the ball 405 rolls towards two sides, the positioning pin 10 extends into a through hole of the upper base 401, the air is closed, the spring 404 is reset, the movable block is also reset, the ball 405 enters a groove of the positioning pin 10 under the pushing of the movable block 403 at the moment, and the positioning pin is clamped, so that the clamping process is realized;

the device can realize quick clamping of the tool clamp, has good stability, high repeated positioning precision, simple and convenient disassembly and assembly and short machine downtime, can save the disassembly and assembly time, reduce the labor intensity of workers and improve the processing efficiency, and the precision can reach 0.005 mm.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a general zero point location clamping device of digit control machine tool which characterized in that: comprises an upper base (401), a lower base (402), a movable block (403) and a spring (404), the upper base (401) and the lower base (402) are connected together, a cylindrical cavity is formed in the middle, an annular movable block (403) capable of moving up and down relative to the upper base (401) and the lower base (402) is arranged in the cavity, a positioning column (406) is arranged in the middle of the movable block (403), the positioning column (406) is connected on the lower base (402), a plurality of springs (404) are uniformly arranged between the movable block (403) and the lower base (402), the springs (404) are arranged along the circumference of the positioning column (406), a through hole communicated with the cavity is arranged on the central axis of the upper base (401), the positioning pin (10) can penetrate through the through hole to be connected into the groove of the positioning column (406), and a plurality of balls (405) distributed along the circumferential direction are arranged between the positioning pin (10) and the movable block (403).

2. The universal zero positioning and clamping device for the numerical control machine tool according to claim 1, characterized in that: the upper base (401) is connected with the lower base (402) through bolts, the lower base (402) is of a T-shaped table structure, and a plurality of third locking screw holes (407) are formed in an outer circular table of the T-shaped table.

3. The universal zero positioning and clamping device for the numerical control machine tool according to claim 1, characterized in that: the upper base (401) is provided with two third positioning pin holes (408).

4. The universal zero positioning and clamping device for the numerical control machine tool according to claim 1, characterized in that: and when the spring (404) is compressed and the movable block (403) moves towards the lower base (402), the ball (405) can enter the tapered groove.