The assembly method of following contact base and fuse unit
Technical field
The present invention relates to a kind of assembly method, be specifically related to the assembly method of a kind of contact base down and fuse unit.
Background technology
In the time will descending contact base to be assembled on the fuse unit, be that manual pick is knocked following contact base with hammer in the prior art, contact base is installed on the fuse unit; Between following contact base and the fuse unit is interference fit, and contact base is installed on the fuse unit firmly, uses hammer that following contact base is repeatedly knocked the dynamics that grasp is knocked that just is difficult to but such installation method is manual work; Thereby in installation process, in the time of usually can occurring owing to following contact base and fuse unit placement inclination, the personnel that knock also continue to knock; So just, can cause down to produce big damage between the installation end of contact base inwall and fuse unit, influence the quality of time contact base, fuse unit, more seriously can cause scrapping of contact base, fuse unit down; And such assembling process needs the long time, and efficiency of assembling is low, and will descend contact base when fuse unit disassembles; Also be to adopt hammer that contact base is down knocked, make its with fuse unit on break away from, such installation and removal method is all very inconvenient; Easily to contact base and fuse unit cause damage down; Cause the waste of product, increased cost, and the efficient of the installation and removal of its method is lower.
Summary of the invention
To above-mentioned technical problem; The assembly method that the purpose of this invention is to provide a kind of contact base down and fuse unit; It has solved in the time of will descending contact base to be installed on the fuse unit in the prior art, cause down the problem of contact base, fuse unit damage easily, and this method has improved operating efficiency.
Realize that technical scheme of the present invention is following:
The assembly method of following contact base and fuse unit will descend contact base to be installed on the fuse unit, and it may further comprise the steps:
Step 1: fuse unit is fixed on the pressing equipment, and the installation end of fuse unit is positioned at the top;
Step 2: the spring washer that will have breach is installed in the annular slot of fuse unit installation end; And with loading and unloading inserted sheet with spring washer tightly by being pressed in the annular slot; After with loading and unloading inserted sheet holddown spring packing ring, the indentation, there of spring washer is in closure state;
Step 3: will descend contact base to be enclosed within the installation end of fuse unit again, and make in the slot of contact base inwall under the insertion of loading and unloading inserted sheet one end;
Step 4: start pressing equipment following contact base is stamped down to the position; Take off the loading and unloading inserted sheet this moment; Spring washer supports tightly between the annular slot of fuse unit installation end annular slot and following contact base inwall, descends the contact toilet to be stuck in tightly on the fuse unit like this, accomplishes assembling.
Said loading and unloading inserted sheet is at least two, as long as the number of loading and unloading inserted sheet can compress spring washer, and can make behind loading and unloading inserted sheet holddown spring packing ring, and the indentation, there of spring washer can closed get final product.
The slot quantity of said contact base inwall down is identical with the quantity of loading and unloading inserted sheet, and its slot is evenly distributed in down the inwall of contact base.
Said loading and unloading inserted sheet comprises vertical end and bending end; Vertical end and bending end constitute above-mentioned loading and unloading inserted sheet for being wholely set; When Assembly And Disassembly, in the slot with contact base inwall under the bending end insertion of loading and unloading inserted sheet, because the setting of bending end; When plug loading and unloading inserted sheet, just very convenient like this.
The thickness of said bending end is less than the thickness of vertical end, and the thickness of bending end is to become gradually to reduce with the end of vertical end junction up to bending end from bending end in fact, under bending end is inserted, just is very easy in the slot of contact base inwall like this.
Adopt such scheme, be about to fuse unit and be fixed on the pressing equipment, the installation end of fuse unit is positioned at the top; The spring washer that will have breach again is installed in the annular slot of fuse unit installation end; And with the loading and unloading inserted sheet with spring washer tightly by being pressed in the annular slot, after with loading and unloading inserted sheet holddown spring packing ring, the indentation, there of spring washer is in closure state; To descend contact base to be enclosed within on the installation end of fuse unit this moment again; Make in the slot of contact base inwall under the insertion of loading and unloading inserted sheet bending end, the startup pressing equipment is stamped down to the position to following contact base just can take off the loading and unloading inserted sheet at this moment, and spring washer supports tightly between the annular snap tip of fuse unit installation end annular slot and following contact base inwall; Descend the contact toilet to be stuck in tightly on the fuse unit like this, accomplished and to have descended contact base to be assembled to whole assembling processes of fuse unit; And will descend contact base when fuse unit disassembles; Also very convenient; Only need will load and unload in the slot of contact base inwall under the insertion of inserted sheet bending end, the loading and unloading inserted sheet just compresses spring washer again, makes its indentation, there closed; Being arranged in down like this, the spring washer part of contact base inwall annular slot will be pressed into fuse unit installation end annular slot; So just can be easily with descending contact base to take off, thereby no matter be to descend contact base to be assembled on the fuse unit, it is all convenient in the extreme still will to descend contact base to disassemble from fuse unit; Adopt assembly method of the present invention; In the time will descending contact base to be assembled to the fuse unit installation end, can not cause damage to following contact base inwall, fuse unit installation end, have protective effect; Thereby reduced because the product rejection rate that causes is installed, also reduced production cost widely; Adopt pressing equipment to substitute artificial punching press in addition; Cause when having reduced artificial punching press greatly the risk of contact base inwall, the damage of fuse unit installation end down; And pressing equipment only needs time punching press just can be with descending the contact base punching press to put in place; Both guarantee the precision of installing, also improved operating efficiency simultaneously.
Description of drawings
Fig. 1 is for adopting the product structure sketch map after assembly method assembling of the present invention is accomplished;
Fig. 2 is the structural representation of following contact base among the present invention;
Fig. 3 is the structural representation of loading and unloading inserted sheet among the present invention;
Fig. 4 is the structural representation of medi-spring packing ring of the present invention;
In the accompanying drawing, 1 is following contact base, and 2 be fuse unit, and 3 be spring washer, and 4 be annular slot, and 5 for loading and unloading inserted sheets, and 6 is breach, and 7 is slot, 8 be under the annular slot of contact base, 9 is vertical end, 10 is bending end.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is described further.
Shown in Fig. 1-4, the assembly method of following contact base and fuse unit will descend contact base to be installed on the fuse unit, and it is characterized in that: it may further comprise the steps:
Step 1: fuse unit 2 is fixed on the pressing equipment, and the installation end of fuse unit is positioned at the top;
Step 2: the spring washer 3 that will have breach 6 is installed in the annular slot 4 of fuse unit installation end; And with loading and unloading inserted sheet 5 with spring washer tightly by being pressed in the annular slot 4; After with loading and unloading inserted sheet 5 holddown spring packing rings, the breach 6 of spring washer is everywhere in closure state;
Step 3: will descend contact base 1 to be enclosed within the installation end of fuse unit again, and make in the slot 7 of contact base inwall under 10 insertions of loading and unloading inserted sheet 5 bending ends;
Step 4: start pressing equipment following contact base 1 is stamped down to the position; Take off loading and unloading inserted sheet 5 this moment; Spring washer supports tightly between the annular slot 8 of fuse unit installation end annular slot 4 and following contact base inwall; Descend the contact toilet to be stuck in tightly on the fuse unit like this, accomplished and to have descended contact base to be assembled to whole assembling processes of fuse unit;
To descend contact base when fuse unit disassembles in addition; Also very convenient; Promptly only need will load and unload in the slot of contact base inwall under the insertion of inserted sheet bending end, the loading and unloading inserted sheet just compresses spring washer, makes its indentation, there closed again; Being arranged in down like this, the spring washer part of contact base inwall annular slot will be pressed into fuse unit installation end annular slot; So just can be easily with descending contact base to take off, thereby no matter be to descend contact base to be assembled on the fuse unit, it is all convenient in the extreme still will to descend contact base to disassemble from fuse unit.
In the present embodiment, the number of loading and unloading inserted sheet is four, because the following slot quantity of contact base inwall, the quantity of loading and unloading inserted sheet is identical, thereby the number of the slot of contact base inwall also is four down, and its four slots are evenly distributed in down the inwall of contact base.When installing or load and unload, the corresponding slot of each loading and unloading inserted sheet loads and unloads inserted sheet and just can at an easy rate spring washer be compressed like this.
Loading and unloading inserted sheet 5 comprises vertical end 9 and bending end 10; Vertical end and bending end constitute said loading and unloading inserted sheet for being wholely set; The thickness of bending end is less than the thickness of vertical end, and the loading and unloading inserted sheet adopts metal material to process, and certain loading and unloading inserted sheet here also can be arranged to only have the inserted sheet of vertical end.
It is pointed out that the present invention protects moreover.Like the concrete shape and the structure of the not mentioned spring washer of the present invention, but so long as can be stuck in tightly between fuse unit installation end annular slot and the following contact base annular slot, all in protection scope of the present invention.