CN205592198U - Fan wheel assembles isolated plant - Google Patents

Abstract

The utility model discloses a fan wheel assembles isolated plant, including the location rack, a bearing, the step shaft, and a support, the profiling, the locating pin and etc. Pallet separating, fix a position two bearings that are fixed with of rack coparallel, be equipped with a step shaft in two bearings, step shaft no. 1 is served and is equipped with at least one step, the cover is equipped with first -class pallet separating on the other end, the step shaft below is located step place one end and is equipped with a support, the support top is fixed with a profiling, the even position circle that is equipped with on pallet separating, all coincide with the centre of a circle of waiting pallet separating mutually in the centre of a circle of every position circle, along its circumference round even locating hole that is equipped with all on every position circle, the vertical orientation in edge is even on the side of pallet separating place sides such as the location lies in on the rack is equipped with the mounting hole, be equipped with a locating pin in one of them mounting hole, it is fast to have assembly speed, the assembly efficiency height just assembles effectual characteristics, the distance of effectively guaranteeing two slice adjacent blades is impartial, effectively guarantee the accurate nature of setting angle of blade degree.

Description

A kind of draught fan impeller Special device for assembling

Technical field

This utility model relates to a kind of Special device for assembling, and a kind of draught fan impeller assembles special dress Put.

Background technology

Draught fan impeller includes wheel hub and blade, and draught fan impeller is when assembling, due to by boss shape, size With quantity, the angle limits of blade, technics comparing is complicated, and needs when being installed on wheel hub by blade to consider Two big factor below: first, spacing with blades must be impartial, and this is related to degree of balance when impeller operates and makes an uproar Sound；Second, the setting angle of blade to ensure precisely, this performance parameter being related to impeller and fan efficiency. And at present when draught fan impeller is assembled, be all first on axial fan hub, to be carried out decile by staff to draw Line, then blade is installed in the most manual range estimation, does not the most only exist labor intensity big, and assembling speed is slow, dress Join inefficient shortcoming, and owing to being affected by anthropic factor, there is certain error, it is impossible to be completely secured Distance between adjacent two panels blade is impartial, also cannot ensure the accuracy of blade angle degree, thus affect Impeller degree of balance, noise, performance parameter and fan efficiency when running, causes Fan Product quality to decline.

Utility model content

For the problems referred to above, the problem that this utility model intends to solve is to provide a kind of simple and reasonable, assembling Speed is fast, efficiency of assembling is high and assembles effective draught fan impeller Special device for assembling, is not only substantially reduced work Make the labor intensity of personnel, and the distance that adjacent two panels blade is effectively ensured is impartial, blade is effectively ensured and installs The accuracy of angle.

For reaching above-mentioned purpose, this utility model by the following technical solutions: a kind of draught fan impeller assembling is special Device, including alignment rack, bearing, multidiameter, support, pattern, alignment pin and equi-index plate, described fixed Parallel on the stand of position it is fixed with two bearings, two described bearings are provided with a multidiameter, described multidiameter One end is provided with at least one step, and the other end is arranged with an equi-index plate, is positioned at institute below described multidiameter Stating step and be at one end provided with a support, described cantilever tip is fixed with a pattern, on described equi-index plate uniformly Be provided with centring ring, all centers of circle with described equi-index plate, the center of circle of each described centring ring coincide, Mei Gesuo State and on centring ring, enclose the hole, location being provided with the most uniformly on location hole, and each described centring ring along its circumference one Quantity is the most unequal, described alignment rack is positioned on the side of side, described equi-index plate place the most equal Even is provided with installing hole, is provided with an alignment pin in one of them described installing hole.

As preferably, described alignment pin includes that push rod, shell and spring, described push rod are shaped as T-shaped, It is arranged with a spring on described push rod, described push rod is positioned at outside described spring and is further fixed on a shell.

Effective achievement of the present utility model: this utility model is simple and reasonable, the design that multidiameter is topped bar, Various sizes of wheel hub can be set with；The design of installing hole, alignment pin and equi-index plate, can be with the use of, Carry out the distance between angle and the adjacent two panels blade that locating blades is installed；Support and the design of pattern, permissible After location completes, blade is placed on pattern and carries out electric welding with wheel hub and fix.During use, by cock wheel to be welded The support being fixed with pattern, on one of them step of multidiameter, is then moved to wheel hub to be welded by hub sleeve Lower section, then according to the blade quantity of required assembling and the position of the good installing hole of angle Selection and centring ring Position, is then fixed to alignment pin in the installing hole chosen, and allows the push rod on alignment pin withstand location One of them hole, location on circle, is finally put into blade to be welded on pattern and welds, when welding one After sheet blade, just rotate equi-index plate, allow alignment pin withstand another hole, location on centring ring, then carry out the The welding of two blades, repetitive operation previous step step, until being all welded to blade on wheel hub. The most not only have that assembling speed is fast, efficiency of assembling is high and assembles effective feature, and be substantially reduced work The labor intensity of personnel, the distance that adjacent two panels blade is effectively ensured is impartial, and blade angle degree is effectively ensured Accuracy, thus ensure impeller running time degree of balance, noise, performance parameter and fan efficiency, carry The overall mass of high blower fan.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model.

Fig. 2 is the structural representation of equi-index plate in Fig. 1.

Fig. 3 is the structural representation of alignment pin in Fig. 1.

In figure: 1-alignment rack, 2-bearing, 3-multidiameter, 4-support, 5-pattern, 6-alignment pin, 7- Equi-index plate, 8-step, 9-centring ring, 10-positions hole, 11-installing hole, 12-push rod, 13-spring, 14- Shell, 15-wheel hub to be welded.

Detailed description of the invention

In order to make those skilled in the art be better understood from this utility model scheme, below in conjunction with this enforcement Accompanying drawing in example, carries out clear, complete description to the technical scheme in this utility model embodiment.

As shown in Figure 1, Figure 2 and Figure 3, the utility model discloses a kind of draught fan impeller Special device for assembling, Including alignment rack 1, bearing 2, multidiameter 3, support 4, pattern 5, alignment pin 6 and equi-index plate 7, location Parallel on stand 1 it is fixed with two bearings 2, two bearings 2 are provided with a multidiameter 3, multidiameter 3 one end It is provided with at least one step 8, the other end is arranged with an equi-index plate 7, below multidiameter 3, be positioned at step 8 institute At one end being provided with a support 4, support 4 top is fixed with a pattern 5, and equi-index plate 7 is provided with centring ring uniformly 9, all centers of circle with equi-index plate 7, the center of circle of each centring ring 9 coincide, along its circumference one on each centring ring 9 Hole, location 10 quantity that circle is provided with on location hole 10, and each centring ring 9 the most uniformly is unequal, location It is positioned on stand 1 on the side of side, equi-index plate 7 place and is provided with installing hole 11, Qi Zhongyi the most uniformly Being provided with an alignment pin 6 in individual installing hole 11, alignment pin 6 includes push rod 12, shell 14 and spring 13, push rod 12 It is shaped as T-shaped, push rod 12 is arranged with a spring 13, push rod 12 is positioned at outside spring 13 and is further fixed on one Shell 14.

This utility model is simple and reasonable, multidiameter 3 top bar 8 design, it is possible to suit different size Wheel hub；Installing hole 11, alignment pin 6 and the design of equi-index plate 7, can be with the use of, carrys out locating blades Distance between angle and the adjacent two panels blade installed；Support 4 and the design of pattern 5, can be in location After completing, blade is placed into and carries out electric welding with wheel hub on pattern 5 and fix.During use, by wheel hub 15 to be welded It is enclosed within one of them step 8 of multidiameter 3, then the support 4 being fixed with pattern 5 is moved to be welded The lower section of cock wheel hub 15, then according to blade quantity and the position of the good installing hole 11 of angle Selection of required assembling Put and the position of centring ring 9, then alignment pin 6 is fixed in the installing hole 11 chosen, and allow calmly Push rod 12 on the pin 6 of position withstands one of them hole 10, location on centring ring 9, finally by blade to be welded It is put on pattern 5 and welds, when, after the good a piece of blade of welding, just rotating equi-index plate 7, allow alignment pin 6 Withstand another hole 10, location on centring ring 9, then carry out the welding of second blade, in repetitive operation one It is step by step rapid, until blade is all welded on wheel hub.The most not only have that assembling speed is fast, assembling Efficiency is high and assembles effective feature, and is substantially reduced the labor intensity of staff, is effectively ensured adjacent The distance of two panels blade is impartial, the accuracy of blade angle degree is effectively ensured, thus ensures that impeller is in running Time degree of balance, noise, performance parameter and fan efficiency, improve blower fan overall mass.

Obviously, described embodiment is only a part of embodiment of the present utility model rather than whole Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not making creativeness The every other embodiment obtained under work premise, all should belong to the scope of this utility model protection.

Claims (2)

1. a draught fan impeller Special device for assembling, it is characterised in that: include alignment rack (1), bearing (2), multidiameter (3), support (4), pattern (5), alignment pin (6) and equi-index plate (7), described What alignment rack (1) was the most parallel is fixed with two bearings (2), is provided with single order in two described bearings (2) Ladder axle (3), described multidiameter (3) one end is provided with at least one step (8), the other end is arranged with One equi-index plate (7), described multidiameter (3) lower section is positioned at described step (8) and is at one end provided with a support (4), described support (4) top is fixed with a pattern (5), and described equi-index plate is provided with on (7) uniformly Centring ring (9), all centers of circle with described equi-index plate (7), the center of circle of each described centring ring (9) coincide, Enclose along its circumference one on each described centring ring (9) and be provided with hole, location (10) uniformly, and each described Hole, location (10) quantity on centring ring (9) is the most unequal, described alignment rack (1) is positioned at described Installing hole (11) it is provided with the most uniformly, one of them institute on the side of equi-index plate (7) side, place State and installing hole (11) is provided with an alignment pin (6).

Draught fan impeller Special device for assembling the most according to claim 1, it is characterised in that: described location Pin (6) includes push rod (12), shell (14) and spring (13), and described push rod (12) is shaped as T Font, described push rod (12) is arranged with a spring (13), and described push rod is positioned at described bullet on (12) A shell (14) it is further fixed on outside spring (13).