CN212071189U

CN212071189U - Clamp structure for milling appearance

Info

Publication number: CN212071189U
Application number: CN202020349299.2U
Authority: CN
Inventors: 董健
Original assignee: Wuxi Deshen Precision Engineering Co ltd
Current assignee: Wuxi Deshen Precision Engineering Co ltd
Priority date: 2020-03-18
Filing date: 2020-03-18
Publication date: 2020-12-04
Anticipated expiration: 2030-03-18

Abstract

A fixture structure for milling an appearance comprises a fixture lower plate, wherein four corners of the fixture lower plate are provided with fixture upper plates through support columns, the middle of each fixture upper plate is provided with a round hole, a positioning plate is arranged at the round hole in a matched mode, and the periphery of the positioning plate is locked with the fixture upper plates through a plurality of screws; a plurality of small holes are formed in the upper plate of the clamp outside the round hole at intervals, and a lever type oil cylinder is installed at each small hole in a matched mode; the quick-change clamp is characterized by further comprising a quick-change clamp body, a part to be machined is installed on the upper surface of the quick-change clamp body in a matched mode through a cylindrical pin, a nylon cushion block is placed in the middle of the part to be machined, an opening gasket is placed on the upper portion of the nylon cushion block, a bolt penetrates through the nylon cushion block from the opening gasket to the middle of the quick-change clamp body, the quick-change clamp body to be machined is locked, the quick-change clamp body to be machined is integrally placed on the upper portion of a positioning plate, and the surface of the quick-change clamp body is pressed. The working efficiency is high.

Description

Clamp structure for milling appearance

Technical Field

The utility model belongs to the technical field of the anchor clamps equipment technique and specifically relates to an anchor clamps structure for milling appearance.

Background

In the machining process, parts are generally required to be milled, appearance structures required by milling places are generally required, in the prior art, a universal clamp is generally adopted, products are clamped one by one, then milling processing is carried out, the products are unloaded, the next product is processed in the same mode, the working efficiency is low, the installation and the disassembly are frequent, the service life of the clamp is short, and the processing precision can be influenced by long-term use.

SUMMERY OF THE UTILITY MODEL

The applicant provides a clamp structure for milling the appearance aiming at the defects in the prior art, so that the clamp structure can be clamped outside a milling machine, a clamped product is fixed on a positioning block, and then a lever type oil hydraulic cylinder is adopted for pressing, the operation is convenient, and the working efficiency is high.

The utility model discloses the technical scheme who adopts as follows:

a fixture structure for milling an appearance comprises a fixture lower plate, wherein four corners of the fixture lower plate are provided with fixture upper plates through support columns, the middle of each fixture upper plate is provided with a round hole, a positioning plate is arranged at the round hole in a matched mode, and the periphery of the positioning plate is locked with the fixture upper plates through a plurality of screws;

a plurality of small holes are formed in the upper plate of the clamp outside the round hole at intervals, and a lever type oil cylinder is installed at each small hole in a matched mode;

the quick-change clamp comprises a quick-change clamp body, a part to be machined is installed on the upper surface of the quick-change clamp body in a matched mode through a cylindrical pin, a nylon cushion block is placed in the middle of the part to be machined, an open gasket is placed on the upper portion of the nylon cushion block, a bolt penetrates through the nylon cushion block from the open gasket to the middle of the quick-change clamp body, the quick-change clamp body of the part to be machined is locked,

the quick-change clamp body which is already clamped with the part to be processed is integrally placed on the upper part of the positioning plate, and the output ends of the lever type oil cylinders press the surface of the quick-change clamp body.

The further technical scheme is as follows:

the bottom of the quick-change clamp body is positioned with the positioning plate through a pin.

The upper surface of the quick-change clamp body is attached to the lower surface of the part to be machined, and plane positioning is achieved.

The quick-change clamp body has the following structure: the table comprises a lower fixing table, wherein an upper platform is arranged in the middle of the upper surface of the lower fixing table, the upper surface of the upper platform is a plane, a round pin hole of a table cylindrical pin is formed in the upper surface of the upper platform, a first positioning hole corresponding to a positioning plate is formed in the lower fixing table, and a first locking hole is formed in the center of the upper platform.

The structure of locating plate does: the locating piece body of cylinder structure, the upper portion of locating piece body upwards extends there is the upper portion arch, the lower part downwardly extending of locating piece body has the lower part arch, the protruding bottom cooperation of upper portion and quick change anchor clamps body, the protruding round hole cooperation with anchor clamps upper plate middle part of lower part, the locating piece body is opened at the circumferencial direction has a plurality of second locking holes, be provided with the second locating hole that specifically corresponds with the quick change anchor clamps on the locating piece body.

The utility model has the advantages as follows:

the utility model discloses compact structure, reasonable, convenient operation through the concrete design of quick change family, realization that can be convenient is fixed a position at the clamping of external small batch volume, will adorn treat that the processing part goes on the locating plate of integral erection to anchor clamps again to it is fixed through a plurality of lever hydro-cylinders, improved work efficiency greatly, reduce the potential safety hazard.

The utility model discloses the clamping is efficient, and the location is accurate, and the machining precision is high.

The utility model discloses owing to can carry out the clamping externally, its clamping is fast.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an exploded view of the present invention.

Fig. 3 is a top view of the present invention.

Fig. 4 is a full sectional view taken along section a-a in fig. 3.

Fig. 5 is a schematic structural diagram of the part to be processed according to the present invention.

Fig. 6 is a schematic structural diagram (reverse side) of another view angle of the to-be-processed part of the present invention.

Fig. 7 is a schematic structural view of the quick-change clamp of the present invention.

Fig. 8 is a schematic structural view of the positioning plate of the present invention.

Fig. 9 is a schematic structural view (reverse side) of another view angle of the positioning plate of the present invention.

Wherein: 1. the clamp is used for mounting a plate; 2. a support pillar; 3. a clamp lower plate; 4. a part to be processed; 5. a bolt; 6. an open gasket; 7. nylon cushion blocks; 8. the clamp body is quickly replaced; 9. positioning a plate; 10. a lever type oil cylinder; 11. a cylindrical pin; 12. a screw;

401. a hollow short cylinder; 402. a convex edge; 403. a waist-shaped groove; 404. a small bulge; 405. a cylindrical pin positioning hole;

801. an upper platform; 802. a lower fixing table; 803. a first positioning hole; 804. a pin hole; 805. a first locking hole;

901. an upper projection; 902. a positioning block body; 903. a second positioning hole; 904. a second locking hole; 905. the lower part is convex.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings.

As shown in fig. 1 to 9, the fixture structure for milling an external shape according to the present embodiment includes a fixture lower plate 3, an upper fixture plate 1 is installed at four corners of the fixture lower plate 3 through support pillars 2, a circular hole is formed in the middle of the upper fixture plate 1, a positioning plate 9 is installed at the circular hole in a matching manner, and the periphery of the positioning plate 9 is locked with the upper fixture plate 1 through a plurality of screws 12;

a plurality of small holes are formed in the clamp upper plate 1 outside the round holes at intervals, and a lever type oil cylinder 10 is installed at each small hole in a matched mode;

the quick-change clamp comprises a quick-change clamp body 8, a part 4 to be machined is installed on the upper surface of the quick-change clamp body 8 in a matched mode through a cylindrical pin 11, a nylon cushion block 7 is placed in the middle of the part 4 to be machined, an open gasket 6 is placed on the upper portion of the nylon cushion block 7, a bolt 5 penetrates through the nylon cushion block 7 from the open gasket 6 to the middle of the quick-change clamp body 8, the part 4 to be machined is locked through the quick-change clamp body 8,

the quick-change clamp body 8 which is already clamped with the part 4 to be processed is integrally placed on the upper part of the positioning plate 9, and the output ends of the lever type oil cylinders 10 press the surface of the quick-change clamp body 8.

The bottom of the quick-change clamp body 8 is positioned with the positioning plate 9 through a pin.

The upper surface of the quick-change clamp body 8 is attached to the lower surface of the part 4 to be processed, and plane positioning is achieved.

The structure of the quick-change clamp body 8 is as follows: the upper table top structure comprises a lower fixing table 802, wherein an upper platform 801 is arranged in the middle of the upper surface of the lower fixing table 802, the upper surface of the upper platform 801 is a plane, round pin holes 804 of a table cylindrical pin 11 are formed in the upper surface of the upper platform 801, first positioning holes 803 corresponding to positioning plates 9 are formed in the lower fixing table 802, and first locking holes 805 are formed in the center of the upper platform 801.

The structure of the positioning plate 9 is as follows: the locating block body 902 comprises a cylindrical structure, an upper protrusion 901 extends upwards from the upper part of the locating block body 902, a lower protrusion 905 extends downwards from the lower part of the locating block body 902, the upper protrusion 901 is matched with the bottom of the quick-change clamp body 8, the lower protrusion 905 is matched with a round hole in the middle of the clamp upper plate 1, the locating block body 902 is provided with a plurality of second locking holes 904 in the circumferential direction, and the locating block body 902 is provided with second locating holes 903 corresponding to the quick-change clamp body 8.

As shown in fig. 5 and 6, the structure of the part 4 to be processed according to the present invention is: the nylon cushion block 7 is placed in the hollow short cylinder 401 in a matched mode, the bottom of the hollow short cylinder 401 extends outwards to form a convex edge 402, small protrusions 404 are arranged on the outer circumferential surface of the convex edge 402 at intervals, a waist-shaped groove 403 is formed in the upper surface of the convex edge 402, a cylindrical pin positioning hole 405 is machined in the lower surface of the convex edge 402, and the lower surface of the convex edge 402 is a smooth plane.

In the actual use process, the lower clamp plate 3 is arranged at the center of a machining center, the length of the support column 2 can be selected according to actual requirements, the upper clamp plate 1 is arranged in place, the three lever-type oil cylinders 10 are arranged in place, and the positioning plate 9 is fixed in the middle of the upper clamp plate 1 through the screws 12;

then can prepare several sets of quick change anchor clamps bodies 8, nylon cushion 7, opening gasket 6 and bolt 5 more externally, will wait to process part 4 and put into quick change anchor clamps body 8 one by one, fix a position through cylindric lock 11, then put into nylon cushion 7 in the hollow short cylinder 401 inside of waiting to process part 4, nylon cushion 7 can not harm and wait to process part 4, then open gasket 6 is installed on the upper portion of nylon cushion 7, bolt 5 passes opening gasket 6 in proper order, nylon cushion 7 to quick change anchor clamps body 8, will wait to process part 4 and quick change anchor clamps body 8 clamping location. By adopting the mode, a plurality of parts 4 to be processed are positioned;

then the quick-change clamp body 8 provided with the part 4 to be machined is matched with the positioning plate 9 for installation, finally, the lever type oil cylinder 10 is started, the oil cylinder rod presses the quick-change clamp body 8 downwards, so that the whole clamping of the part 4 to be machined is completed, the edge milling can be carried out on the periphery of the part 4 to be machined, the kidney-shaped groove 403 milling can be carried out on the upper surface of the part 4 to be machined, and the like.

The utility model discloses the clamping is simple, through the form that externally carries out the clamping, and the speed of the clamping of accelerating greatly improves work efficiency.

The lever type oil cylinder 10 of the utility model is CLKA 36.

The above description is for the purpose of explanation and not limitation of the invention, which is defined in the claims, and any modifications may be made within the scope of the invention.

Claims

1. The utility model provides a fixture structure for milling appearance which characterized in that: the clamp comprises a lower clamp plate (3), wherein an upper clamp plate (1) is arranged at four corners of the lower clamp plate (3) through support columns (2), a round hole is formed in the middle of the upper clamp plate (1), a positioning plate (9) is arranged at the round hole in a matched mode, and the periphery of the positioning plate (9) is locked with the upper clamp plate (1) through a plurality of screws (12);

a plurality of small holes are formed in the clamp upper plate (1) outside the round hole at intervals, and a lever type oil cylinder (10) is installed at each small hole in a matched mode;

the quick-change clamp comprises a quick-change clamp body (8), a part (4) to be machined is installed on the upper surface of the quick-change clamp body (8) in a matched mode through a cylindrical pin (11), a nylon cushion block (7) is placed in the middle of the part (4) to be machined, an open gasket (6) is placed on the upper portion of the nylon cushion block (7), a bolt (5) penetrates through the nylon cushion block (7) from the open gasket (6) to the middle of the quick-change clamp body (8), and the part (4) to be machined is locked through the quick-change clamp body (8),

the quick-change clamp body (8) which is already clamped with the part (4) to be processed is integrally placed on the upper part of the positioning plate (9), and the output ends of the lever-type oil cylinders (10) press the surface of the quick-change clamp body (8).

2. A fixture structure for milling a profile as defined in claim 1, wherein: the bottom of the quick-change clamp body (8) is positioned with the positioning plate (9) through a pin.

3. A fixture structure for milling a profile as defined in claim 1, wherein: the upper surface of the quick-change clamp body (8) is attached to the lower surface of the part (4) to be processed, and plane positioning is achieved.

4. A fixture structure for milling a profile as defined in claim 1, wherein: the structure of the quick-change clamp body (8) is as follows: the novel positioning device is characterized by comprising a lower fixing table (802), wherein an upper platform (801) is arranged in the middle of the upper surface of the lower fixing table (802), the upper surface of the upper platform (801) is a plane, round pin holes (804) of a cylindrical pin (11) are formed in the upper surface of the upper platform (801), first positioning holes (803) corresponding to positioning plates (9) are formed in the lower fixing table (802), and first locking holes (805) are formed in the center of the upper platform (801).

5. A fixture structure for milling a profile as defined in claim 1, wherein: the structure of the positioning plate (9) is as follows: locating piece body (902) including the cylinder structure, the upper portion of locating piece body (902) upwards extends has upper portion arch (901), the lower part downwardly extending of locating piece body (902) has lower part arch (905), upper portion arch (901) and the cooperation of quick change anchor clamps body (8) bottom, lower part arch (905) and the cooperation of the round hole in anchor clamps upper plate (1) middle part, locating piece body (902) are opened in the circumferencial direction has a plurality of second locking hole (904), be provided with second locating hole (903) that correspond with the quick change anchor clamps body (8) on locating piece body (902).