CN218556293U

CN218556293U - Positioning fixture for milling notebook computer radiator shell

Info

Publication number: CN218556293U
Application number: CN202222067737.8U
Authority: CN
Inventors: 郝建敏; 朱胜华; 葛庆亮; 李耀; 李志雄
Original assignee: Suzhou Gangwang Metal Technology Co ltd
Current assignee: Suzhou Gangwang Metal Technology Co ltd
Priority date: 2022-08-08
Filing date: 2022-08-08
Publication date: 2023-03-03
Anticipated expiration: 2032-08-08

Abstract

The utility model discloses a positioning fixture for notebook radiator shell milling process, the on-line screen storage device comprises a base, the lifter plate, a plurality of carrier, guide pillar guide pin bushing subassembly and clamping platform, the clamping platform lower surface just is provided with to a plurality of carrier and compresses tightly plane and circular convex surface, just the profile to radiator shell is provided with the recess, be provided with away the tool hole in the recess, and the center is provided with the through-hole, the carrier interval links firmly on the lifter plate evenly, the constant head tank of location radiator shell is seted up at the middle part, the constant head tank includes circular slot and back taper hole, the carrier both sides still are provided with pre-clamping block just to the end plate position of radiator shell both sides, this positioning fixture holds in the palm carrier and presss from both sides tight radiator shell with the clamping platform cooperation through the lifter plate, accurate location and pre-clamp radiator shell on the carrier, again by the walking the profile of tool hole just to radiator shell of seting up on the clamping platform, implement the profile milling process, also leave the drilling space simultaneously, both guarantee radiator shell location tight precision of clamp, machining efficiency is improved again.

Description

Positioning fixture for milling notebook computer radiator shell

Technical Field

The utility model relates to an anchor clamps equipment technical field, concretely relates to a positioning fixture for milling of notebook radiator shell.

Background

The metal shell of the existing notebook built-in radiator needs to be prepared, in the traditional sheet metal machining process, after the radiator shell is stamped into a basic rudiment shape, the peripheral outline is milled and machined, and drilling is synchronously conducted.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose: in view of technical requirements in the background art, a positioning fixture for milling a notebook radiator shell is designed, a carrier is lifted by a lifting plate to be matched with a clamping table to clamp the radiator shell, the carrier is accurately positioned and pre-clamps the radiator shell, a feed hole formed in the clamping table is aligned to the outline of the radiator shell to perform milling outline processing, and meanwhile, a drilling space is reserved, so that the positioning and clamping precision of the radiator shell is guaranteed, and the processing efficiency is improved.

The technical scheme adopted for solving the problems is as follows:

a positioning fixture for milling of a notebook radiator shell comprises a base, a lifting plate, a plurality of carriers, a guide pillar and guide sleeve assembly and a clamping table.

The four corners of the base are fixedly connected with guide pillars, the upper parts of the guide pillars are fixedly connected with a clamping table, the guide sleeves and the guide pillars are sleeved and matched in a sliding manner, the guide sleeves are fixedly connected with the four corners of the lifting plate, a pushing cylinder is arranged below the lifting plate, an ejector rod of the pushing cylinder is fixedly connected with the lifting plate to drive the lifting plate to move up and down,

the lower surface of the clamping table is provided with a pressing plane and a circular convex surface just opposite to the plurality of carriers, the pressing plane is used for pressing the outline edge of the radiator shell, the circular convex surface is used for pressing the circular air draft cavity of the radiator shell, a groove is arranged just opposite to the outline of the radiator shell, a cutter moving hole is arranged in the groove, a through hole is arranged in the center of the groove, a conical positioning column arranged on the upper end surface of the radiator shell is used as a positioning reference by a cutter,

the carrier interval links firmly on the lifter plate evenly, and the constant head tank of location radiator shell is seted up at the middle part, the constant head tank includes circular slot and back taper hole, the circular profile of circular slot and radiator shell closely laminates, the back taper hole closely laminates totally location with the back taper reference column that radiator shell middle part was equipped with, the carrier both sides are just still being provided with the clamp splice in advance to the end plate position of radiator shell both sides.

Furthermore, the clamping table is provided with a rectangular avoiding hole opposite to the air outlet of the radiator, and the rectangular avoiding hole is used for milling the outline shape of the air outlet of the radiator shell.

Furthermore, a spring is arranged in the horizontal direction of the pre-clamping block, a clamping end is arranged at the front end of the pre-clamping block, and the clamping end positions and pre-clamps the end plate of the radiator shell.

Further, the radiator shell comprises an air outlet, a circular air draft cavity, a conical positioning column on the upper end face, an inverted cone positioning column on the lower end face and a peripheral profile, and the peripheral profile is further provided with a semicircular protruding end so that the drill can conveniently drill concentrically.

The utility model has the advantages that:

this a positioning fixture for notebook radiator shell milling process lifts carrier and clamping table cooperation through the lifter plate and presss from both sides tight radiator shell, pinpoints and presticks the radiator shell on the carrier, and the feed hole of seting up on the clamping table is just to the profile of radiator shell again, implements to mill the profile processing, also leaves the drilling space simultaneously, has both guaranteed radiator shell positioning and clamping's precision, improves machining efficiency again.

Drawings

FIG. 1 is a side plan view of a positioning fixture for milling a notebook computer heat sink housing according to the present embodiment;

FIG. 2 is a side plan view of the positioning fixture removing clamping table for milling of the notebook computer radiator shell according to the embodiment;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is an enlarged view of a portion of FIG. 2 at B;

FIG. 5 is a top view of the positioning fixture for milling the notebook computer heat sink housing according to the embodiment;

FIG. 6 is a side bottom view of the clamping table of the present embodiment;

FIG. 7 is an enlarged view of a portion C of FIG. 6;

fig. 8 is a schematic structural diagram of a heat sink housing according to the present embodiment;

the device comprises a base 1, a pushing cylinder 2, a guide pillar and guide sleeve assembly 3, a lifting plate 4, a through hole 5, a cutter feeding hole 6, a groove 7, a clamping table 8, a carrier 9, a pre-clamping block 10, a radiator shell 11, a profile 12, a semicircular convex end 13, an end plate 14, a conical positioning column 15, a circular groove 16, a clamping end 17, an inverted conical hole 18, a rectangular avoiding hole 19, a pressing plane 20, a circular convex surface 21 and an inverted conical positioning column 22.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-8, the present embodiment provides a positioning fixture for milling a housing 11 of a notebook computer heat sink, which includes a base 1, a

lifting plate

4, 3 carriers 9, a guide post and guide sleeve assembly 3, and a clamping table 8.

Specifically speaking, 1 four corners of base links firmly the guide pillar, and the guide pillar top links firmly clamping platform 8, the guide pin bushing wears the cover with the guide pillar and slides the cooperation, the guide pin bushing links firmly in the four corners of lifter plate 4, and lifter plate 4 below is provided with the top and pushes away cylinder 2, and the ejector pin that pushes away cylinder 2 links firmly with lifter plate 4, drives lifter plate 4 lift action.

Referring to fig. 6 and 7, the lower surface of the clamping table 8 is just provided with a pressing plane 20 and a circular convex surface 21 for 3 carriers 9, the pressing plane 20 is used for pressing the edge of the outline 12 of the radiator shell 11, the circular convex surface 21 is used for pressing the circular air draft cavity of the radiator shell 11, a groove 7 is just provided for the outline 12 of the radiator shell 11, a cutter walking hole 6 is arranged in the groove 7, a through hole 5 is formed in the center of the groove, and a conical positioning column 15 which is convenient for a cutter to arrange on the upper end face of the radiator shell 11 is used as a positioning reference.

Referring to fig. 2 and 3, carrier 9 interval links firmly on lifter plate 4 evenly, and the constant head tank of location radiator shell 11 is seted up at the middle part, the constant head tank includes circular slot 16 and back taper hole 18, circular slot 16 closely laminates with radiator shell 11's circular profile 12, back taper hole 18 closely laminates the complete location with back taper reference column 22 that radiator shell 11 middle part was equipped with, carrier 9 both sides still are provided with clamp splice 10 in advance just to the end plate 14 position of radiator shell 11 both sides.

In a further embodiment, referring to fig. 6, the clamping table 8 is provided with a rectangular avoiding hole 19 facing the air outlet of the heat sink, for milling the contour 12 of the air outlet of the heat sink housing 11.

In a further embodiment, referring to fig. 3 and 4, the pre-clamping block 10 is provided with a spring in a horizontal direction, the front end of the pre-clamping block 10 is provided with a clamping end 17, and the clamping end 17 positions the end plate 14 of the radiator housing 11 for pre-clamping.

In a further embodiment, referring to fig. 8, the heat sink housing 11 includes an air outlet, a circular air-drawing cavity, a conical positioning column 15 on the upper end surface, an inverted conical positioning column 22 on the lower end surface, and a peripheral profile 12, and the peripheral profile 12 is further provided with a semicircular protruding end 13, so that the drill can perform concentric drilling.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes, modifications, substitutions and alterations can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. The utility model provides a positioning fixture for milling of notebook radiator shell, includes base, lifter plate, a plurality of carrier, guide pillar guide pin bushing subassembly and clamping platform, its characterized in that:

the four corners of the base are fixedly connected with guide pillars, the upper part of each guide pillar is fixedly connected with a clamping table, the guide sleeves are in sliding fit with the guide pillars through sleeves, the guide sleeves are fixedly connected with the four corners of the lifting plate, a pushing cylinder is arranged below the lifting plate, a top rod of the pushing cylinder is fixedly connected with the lifting plate to drive the lifting plate to lift,

the lower surface of the clamping table is provided with a pressing plane and a circular convex surface opposite to the plurality of carriers, the pressing plane presses the outline edge of the radiator shell, the circular convex surface presses the circular air draft cavity of the radiator shell, the outline opposite to the radiator shell is provided with a groove, a cutter moving hole is arranged in the groove, and the center of the groove is provided with a through hole,

2. The positioning fixture for milling of notebook radiator shells according to claim 1, characterized in that: the clamping table is provided with a rectangular avoiding hole facing the air outlet of the radiator.

3. The positioning fixture for milling of notebook radiator shells according to claim 1, characterized in that: the radiator comprises a radiator shell and is characterized in that a spring is arranged in the horizontal direction of the pre-clamping block, a clamping end is arranged at the front end of the pre-clamping block, and the clamping end positions and pre-clamps an end plate of the radiator shell.

4. The positioning fixture for milling of the notebook radiator shell according to claim 1, characterized in that: the radiator shell comprises an air outlet, a circular air draft cavity, a conical positioning column on the upper end face, an inverted conical positioning column on the lower end face and a peripheral profile, wherein the peripheral profile is further provided with a semicircular protruding end.