CN105252456A - Fixing device for ornament processing - Google Patents

Abstract

The invention discloses a fixing device for ornament processing. A cavity for accommodating a workpiece is formed in a rack, and a through hole is formed in the bottom of the cavity. A stand column threaded section is located at the upper end of a stand column, and the lower end of the stand column is mounted in the through hole and fixed through spot welding. The middle of the stand column is sleeved with the middle of a sliding sleeve in a sliding mode, and the lower portion of the sliding sleeve is in the shape of a broadened hole. A boss further protrudes from the lower end of the stand column, a spring is arranged between the boss and the lower portion of the sliding sleeve, and a strip-shaped groove is formed in the side wall of the middle of the sliding sleeve; a protruding column is connected to the stand column in a threaded mode, and the protruding column slides in the strip-shaped groove in the length direction of the strip-shaped groove; a lock nut is connected to the stand column threaded section in a threaded mode and abuts against the upper end of the sliding sleeve through a gasket; a connecting lug plate is welded to the outer wall of the lower portion of the sliding sleeve, and the left end of an ejector rod is hinged to the connecting lug plate; a sliding groove is formed in the right side of the rack, and the right end of the ejector rod stretches out of the sliding groove to abut against the lower end of a swing arm; the middle of the swing arm is hinged to the rack, and a pressing plate is hinged to the upper end of the swing arm.

Description

Ornaments processing fixture

Technical field

The present invention relates to ornaments processing technique field, be specifically related to a kind of ornaments processing fixture.

Background technology

Ornaments are used to the article decorated, and general service, for beautifying personal appearance, decorates room, beautifies PE, decorates automobile.Therefore ornaments can be divided into following a few class: ornaments, dress ornament ornaments, automobile ornaments etc. at home.

The origin of ornaments, initial because hide body, along with the creativity of living standard and people constantly develops, start, towards modification Partial Conversion, to have derived to be modified to main various decorations.Ornaments to be just used to decorate and wear, some ornaments can play fragrance, clean, the effect to beautify etc., good ornaments can allow wearer take on an entirely new look, relaxed and joyful, the market of ornaments also more and more focused on by ornaments boutique many in the street, in decoration, birthday gift, friend's party at home, send friend men and women etc. all to be unable to do without ornaments.The jewellery trade propensity to consume: jewellery trade separates from bullion, process gift industry, the comprehensive new industry formed.Ornaments are as the growth point of New Economy, and developed country progressively moves to maturity.Brand shop, the point of sale of various class spread all over the place; Various style, various levels of product fully meet the growing market demand.And in inland of China, this industry is still in initial stage developing stage.Along with social economy, the developing by leaps and bounds of culture, people step into fairly well-off from simply having adequate food and clothing, advocate human nature and fashion, constantly mould individual character and glamour, become the pursuit of people.

In existing ornaments process, in the process of especially cylindric ornaments, the fixing method that craftsman is undertaken by hand-held is comparatively common, but crudy is difficult to ensure, nor safety, efficiency is also low.

Summary of the invention

The invention is intended to provide a kind of ornaments processing fixture, to improve working (machining) efficiency.

In base case: ornaments processing fixture, it comprises frame, column, spring, slip cap, locking nut, packing ring, connect otic placode, push rod, swing arm and pressing plate, its mid frame there is the cavity holding workpiece, cavity bottom has through hole, column upper end is column thread segment, column lower end to be installed in through hole and to be fixed by spot welding, then be slidably socketed in the middle part of column in the middle part of slip cap, slip cap bottom is reaming shape, column lower end is also raised with boss, spring is arranged between boss and slip cap bottom, in the middle part of slip cap, sidewall has bar-shaped trough, on column, then thread connection has projection, projection slides along the length direction of bar-shaped trough in bar-shaped trough, locking nut thread connection is in column thread segment, locking nut is pushed against slip cap upper end by packing ring, connecting otic placode is welded on the outer wall of slip cap bottom, push rod left end is hinged on and connects on otic placode, sliding tray is had on the right side of frame, push rod right-hand member stretches out sliding tray and swing arm lower end offsets, hinged with frame in the middle part of swing arm, pressing plate and swing arm upper end thereof.

Frame is for carrying each functional part, pressing plate, swing arm is then for clamping work pieces, its mid frame there is the cavity holding workpiece, cavity bottom has through hole, column upper end is column thread segment, column lower end to be installed in through hole and to be fixed by spot welding, then be slidably socketed in the middle part of column in the middle part of slip cap, slip cap bottom is reaming shape, column lower end is also raised with boss, spring is arranged between boss and slip cap bottom, in the middle part of slip cap, sidewall has bar-shaped trough, on column, then thread connection has projection, projection slides along the length direction of bar-shaped trough in bar-shaped trough, locking nut thread connection is in column thread segment, locking nut is pushed against slip cap upper end by packing ring, connecting otic placode is welded on the outer wall of slip cap bottom, push rod left end is hinged on and connects on otic placode, sliding tray is had on the right side of frame, push rod right-hand member stretches out sliding tray and swing arm lower end offsets, hinged with frame in the middle part of swing arm, pressing plate and swing arm upper end thereof, push rod outwards swings owing to can order about swing arm lower end, spring then can when unclamping locking nut, slip cap is resetted, thus realize clamping work pieces or unclamp workpiece.

The present invention can realize ornaments workpiece, and the clamping and positioning of especially cylindric ornaments, thus the rapid processing to ornaments workpiece, substantially increase efficiency.

Preferred version one, based on the further optimization of scheme, push rod right-hand member is articulated with roller, and swing arm lower end and roller offset; Convenient and swing arm lower end offsets, and avoids contact friction force between push rod and swing arm lower end too large.

Preferred version two, preferably the further optimization of one, is provided with bearing platform bottom frame; Substantially increase the bearing capacity of frame.

Preferred version three, the preferably further optimization of two, the pressing plate back side is welded with triangle connecting plate, and triangle connecting plate is articulated in swing arm upper end by pin, and pressing plate is made up of carbide alloy; Cemented Carbide Hardness is high, and wearability is good, substantially increases the service life of this clamping device.

Accompanying drawing explanation

Fig. 1 is the structural representation of the embodiment of the present invention.

Detailed description of the invention

Below by detailed description of the invention, the present invention is further detailed explanation:

Reference numeral in Figure of description comprises: frame 1, column 2, column thread segment 21, slip cap 3, connection otic placode 31, push rod 4, roller 41, locking nut 5, swing arm 6, pressing plate 61.

Embodiment is substantially as shown in Figure 1: ornaments processing fixture, it comprises frame 1, column 2, spring, slip cap 3, locking nut 5, packing ring, connect otic placode 31, push rod 4, roller 41, swing arm 6 and pressing plate 61, its mid frame 1 there is the cavity holding workpiece, cavity bottom has through hole, convenient installation column 2, column 2 upper end is column thread segment 21, column 2 lower end to be installed in through hole and to be fixed by spot welding, in the middle part of slip cap 3, then slip cap 3 is connected in the middle part of column 2, slip cap 3 bottom is reaming shape, column 2 lower end is also raised with boss, spring is arranged between boss and slip cap 3 bottom, in the middle part of slip cap 3, sidewall has bar-shaped trough, on column 2, then thread connection has projection, projection slides along the length direction of bar-shaped trough in bar-shaped trough, locking nut 5 thread connection is in column thread segment 21, locking nut 5 is pushed against slip cap 3 upper end by packing ring, connecting otic placode 31 is welded on the outer wall of slip cap 3 bottom, push rod 4 left end is hinged on and connects on otic placode 31, sliding tray is had on the right side of frame 1, push rod 4 right-hand member stretches out sliding tray and pivot joint roller 41, hinged with frame 1 in the middle part of swing arm 6, swing arm 6 lower end and roller 41 offset, pressing plate 61 back side is welded with triangle connecting plate, triangle connecting plate is articulated in swing arm 6 upper end by pin, pressing plate 61 is made up of carbide alloy.

Carbide alloy is a kind of alloy material be made up by powder metallurgical technique of the hard compounds of refractory metal and binding metal, carbide alloy has that hardness is high, wear-resisting, intensity and a series of premium properties such as toughness is better, heat-resisting, corrosion-resistant, particularly its high rigidity and wearability, even if also substantially remain unchanged at the temperature of 500 DEG C, 1000 DEG C time, still have very high hardness.

Carbide alloy is widely used as cutter material, as lathe tool, milling cutter, planing tool, drill bit, boring cutter etc., for cutting cast iron, non-ferrous metal, plastics, chemical fibre, graphite, glass, stone material and common iron, also can be used for cutting the difficult to machine materials such as heat resisting steel, stainless steel, potassium steel, tool steel.What the hard alloy blocks in the present embodiment adopted is kennametal, and main component is tungsten carbide, titanium carbide (TiC) and cobalt, and its trade mark is made up of " YT " (" hard, titanium " two word Chinese phonetic alphabet prefixes) and titanium carbide average content.

During use, workpiece is placed in frame 1 cavity, then forward turn locking nut 5, locking nut 5 against the force of the spring, drive slip cap 3 descending, slip cap 3 orders about push rod 4 and moves right, thus swing arm 6 lower end is swung to the right, owing to being hinged in frame 1 in the middle part of swing arm 6, swing arm 6 upper end swings left, thus orders about pressing plate 61 and be moved to the left clamping work pieces; After machining, reversely rotate locking nut 5, under the action of the spring, slip cap 3 upward sliding, push rod 4 is retracted in sliding tray, and swing arm 6 lower end swings left, and swing arm 6 upper end swings to the right, and pressing plate 61 unclamps workpiece.

Claims (4)

1. ornaments processing fixture, it is characterized in that, it comprises frame, column, spring, slip cap, locking nut, packing ring, connect otic placode, push rod, swing arm and pressing plate, its mid frame there is the cavity holding workpiece, cavity bottom has through hole, column upper end is column thread segment, column lower end to be installed in through hole and to be fixed by spot welding, then be slidably socketed in the middle part of column in the middle part of slip cap, slip cap bottom is reaming shape, column lower end is also raised with boss, spring is arranged between boss and slip cap bottom, in the middle part of slip cap, sidewall has bar-shaped trough, on column, then thread connection has projection, projection slides along the length direction of bar-shaped trough in bar-shaped trough, locking nut thread connection is in column thread segment, locking nut is pushed against slip cap upper end by packing ring, connecting otic placode is welded on the outer wall of slip cap bottom, push rod left end is hinged on and connects on otic placode, sliding tray is had on the right side of frame, push rod right-hand member stretches out sliding tray and swing arm lower end offsets, hinged with frame in the middle part of swing arm, pressing plate and swing arm upper end thereof.

2. ornaments processing fixture according to claim 1, it is characterized in that: push rod right-hand member is articulated with roller, swing arm lower end and roller offset.

3. ornaments processing fixture according to claim 2, is characterized in that: be provided with bearing platform bottom frame.

4. ornaments processing fixture according to claim 3, it is characterized in that: the pressing plate back side is welded with triangle connecting plate, triangle connecting plate is articulated in swing arm upper end by pin, and pressing plate is made up of carbide alloy.