CN203292276U

CN203292276U - Die cutting device of permanent magnet module housing

Info

Publication number: CN203292276U
Application number: CN2013202245150U
Authority: CN
Inventors: 胡明安; 王斌
Original assignee: SHANGHAI JUDONG NOVEL ENERGY TECHNOLOGY Co Ltd
Current assignee: SHANGHAI YANGDONG STEEL STRUCTURE CO Ltd
Priority date: 2013-04-28
Filing date: 2013-04-28
Publication date: 2013-11-20
Anticipated expiration: 2023-04-28

Abstract

The utility model discloses a die cutting device of a permanent magnet module housing. The die cutting device comprises an upper die base and a lower die base, wherein an upper die knife is arranged at the bottom of the upper die base, a lower die knife is arranged on the lower die base, a through hole is arranged in the lower die base, an ejector rod arranged at the bottom of the lower die knife penetrates through the through hole, the die cutting device further comprises a lower die knife locating device and a lower die knife reset device, a groove, which is consistent to the permanent magnet module housing, is arranged on the upper surface of the lower die knife, and the depth of the groove is greater than the height of the permanent magnet module housing. The lower die knife reset device comprises a top plate correspondingly provided with a through hole, an elastic piece and a soleplate, and a bolt penetrates through the through hole and is connected to the lower die base; the lower die knife locating device is arranged on the lower die base and comprises three or more than three guide slider blocks. According to the utility model, burrs and corners at the periphery of the permanent magnet module housing can be cut off once, and repeated trimming work is unnecessary, so that production efficiency is improved.

Description

The permanent magnet module case cut die device

Technical field

The utility model relates to a kind of die device of cutting, and relates in particular to a kind of die device of cutting of permanent magnet module case.

Background technology

The permanent magnet module case is commonly used to the rare-earth permanent magnet that arranges on the seal protection permanent magnet machine rotor; at present; after permanent magnet module case punching stretch forming, the conventional trimming technology of normal employing carries out trimming to the corner of burr, burr and case, and completing a permanent magnet module case trimming needs 5 trimming operations.This makes the make efficiency of permanent magnet module case low, and after trimming, permanent magnet module case height dimension is difficult to grasp, and the specification of permanent magnet module case can not get reliable just guarantor.

Summary of the invention

The purpose of this utility model provides a kind of die device of cutting of the permanent magnet module case that can once complete trimming for the defect that overcomes above-mentioned prior art and exist.

The purpose of this utility model can be achieved through the following technical solutions: a kind of permanent magnet module case cut die device, comprise upper bolster and die shoe, described upper bolster bottom is provided with the patrix cutter, described die shoe is provided with lower die cutter; Described die shoe has through hole, and the push rod that the lower die cutter bottom arranges passes this through hole; Also comprise lower die cutter positioner and lower die cutter resetting means, described lower die cutter upper surface has the groove consistent with the permanent magnet module case, and its degree of depth is greater than the height of permanent magnet module case;

Described lower die cutter resetting means comprises top board, elastic component, base plate, and described cover top surface contacts with described push rod, and described top board, elastic component, the equal correspondence of base plate are provided with through hole, and bolt passes above-mentioned through hole and is connected with die shoe;

Described lower die cutter positioner comprises four or more guide runner, and described guide runner is arranged on die shoe.

Above-mentioned a kind of permanent magnet module case cut die device, wherein, described top board is that rubber top board, described base plate are rubber bottom plate, described elastic component is elastic caoutchouc.

Above-mentioned a kind of permanent magnet module case cut die device, wherein, described upper bolster bottom is provided with limited post.

Above-mentioned a kind of permanent magnet module case cut die device, wherein, also be provided with an elasticity reset device in the groove of described lower die cutter, described elasticity reset device comprises cushion block and spring, described spring lower end is connected with the bottom of described groove, and the bottom of described cushion block is connected with the spring upper end.

Above-mentioned a kind of permanent magnet module case cut die device, wherein, described guide runner is the sliding guide block of side forming V-shape.

Above-mentioned a kind of permanent magnet module case cut die device, wherein, described limited post is at least two, and than the long 0.02mm of patrix cutter.

Above-mentioned a kind of permanent magnet module case cut die device, wherein, 4 sidewall wedgewise ledge structures of described lower die cutter.

Because the utility model has adopted above technical scheme, the technique effect of its generation is obvious:

1, because lower die cutter is provided with the groove that is complementary with the permanent magnet module case, the permanent magnet module case for the treatment of trimming is placed in above-mentioned groove, utilize the cooperation of patrix cutter and lower die cutter, burr and corner excision around can disposable the permanent magnet module case being obtained, need not repeatedly trimming work, improved production efficiency;

2, utilize the limited post that arranges on upper bolster, can prevent patrix jet blade and lower die cutter collision, increased service life of equipment;

3, owing to being provided with resetting means, after completing a permanent magnet module case trimming job, this device is resetted rapidly carry out the trimming of next part permanent magnet module case, simplified operation easier, saved the production time, further promoted production efficiency.

Description of drawings

Fig. 1 is the structural representation of cutting die device one embodiment of a kind of permanent magnet module case of the utility model;

Fig. 2 is the top view of the utility model lower die cutter and sliding guide block;

Fig. 3 is for treating trimming workpiece top view.

The specific embodiment

Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.

See also Fig. 1, Fig. 2, Fig. 1 is the structural representation of the utility model one embodiment.The die device of cutting of a kind of permanent magnet module case of the utility model comprises upper bolster 1 and die shoe 2, and described upper bolster 1 and die shoe 2 are separately positioned on punch press upper punch 13 and punch press base 25; The upper bolster bottom is provided with patrix cutter 11, and the die shoe top is provided with lower die cutter 21, and described lower die cutter 21 upper surfaces have the groove consistent with permanent magnet module case bottom size, and described depth of groove is greater than the height of permanent magnet module case 3.

Described upper bolster is provided with limited post, because permanent magnet module case thickness is generally 0.5mm, the present embodiment limited post 12 is than the long 0.02mm of patrix cutter 11, in order to control the stroke that presses down of punch press upper punch 13, spacing column top contacts with the die shoe top when punch press upper punch 13 presses down, and avoids the cutter head of patrix cutter 11 and lower die cutter 21 to bump; Limited post quantity can be two or more, and the limited post quantity of the present embodiment is four, and is located at respectively patrix cutter 11 surroundings; For the permanent magnet module case after convenient taking-up trimming, be provided with resetting means in the groove of lower die cutter, the described resetting means of the present embodiment comprises spring 23 and the cushion block 24 that is arranged on bottom portion of groove, and described cushion block 23 is placed on spring 24, in order to bear permanent magnet module case 3.

Also be provided with positioner on described die shoe 2, as shown in Figure 2, the described positioner of the present embodiment comprises that 4 pairs are evenly distributed the sliding guide block 22 of the V-type that is arranged on the lower die cutter surrounding, the sliding guide block 22 of described V-type is fixed on die shoe by bolt is adjustable, V-type gland and the lower die cutter 21 of the sliding guide block 22 of V-type connect, thereby lower die cutter 21 is not shifted when work.

The present embodiment described lower die cutter 21 bottoms and push rod 41 1 end in contact, the through hole that described push rod 41 other ends pass die shoe 2 and punch press base 25 successively contacts with elasticity reset device, described elasticity reset device comprises rubber top board 42 and rubber bottom plate 44, described push rod 41 contacts with the rubber top board, is provided with elastic caoutchouc 43 between described rubber top board 42 and rubber bottom plate 44.Described rubber top board 42, elastic caoutchouc 43, the equal correspondence of rubber bottom plate 44 have through hole, and bolt 45 passes above-mentioned through hole and is connected with die shoe 2.

See also Fig. 3.The utility model is during to 3 trimming of permanent magnet module case, first permanent magnet module case 3 is embedded groove, the trimming 31 for the treatment of of permanent magnet module case 3 is layered on lower die cutter 21 surfaces, again punch press low punch 13 is pressed down, permanent magnet module case 3 is depressed in the groove of lower die cutter 21 by patrix cutter 11, and limit the distance of relative movement of patrix cutter 11 and lower die cutter 21 by limited post, when limited post 12 is pressed tactile lower die cutter, the groove fit of the sidewall wedgewise ledge structure of the cutter head of patrix cutter 11 and lower die cutter 21 will be treated trimming 31 excisions; After the featherer completed, punch press upper punch 13 was up, and limited post 12 breaks away from lower die cutter 21, and lower die cutter 21 is got back to the position before 3 trimmings of permanent magnet module case by elastic caoutchouc 42 effects.

After the trimming of permanent magnet module case is completed, press the permanent magnet module case 3 after trimming, under the effect of spring 23, cushion block 24 ejects groove with permanent magnet module case 3.

Above description is to further illustrating that the utility model is done in conjunction with the specific embodiment and accompanying drawing.But; the utility model obviously can be implemented with multiple other method that is different from this description; those skilled in the art can be in the situation that promote, deduce according to actual service condition without prejudice to the utility model content; therefore, the content of above-mentioned specific embodiment should not limit the protection domain that the utility model is determined.

Claims

A permanent magnet module case cut die device, comprise upper bolster and die shoe, described upper bolster bottom is provided with the patrix cutter, described die shoe is provided with lower die cutter; It is characterized in that: described die shoe has through hole, and the push rod that the lower die cutter bottom arranges passes this through hole; Also comprise lower die cutter positioner and lower die cutter resetting means, described lower die cutter upper surface has the groove consistent with the permanent magnet module case, and its degree of depth is greater than the height of permanent magnet module case;

Described lower die cutter resetting means comprises top board, elastic component and base plate, and described cover top surface contacts with described push rod; Described top board, elastic component, the equal correspondence of base plate are provided with through hole, pass above-mentioned through hole by bolt and are connected with die shoe;

Described lower die cutter positioner comprises four or more guide runner, and described guide runner is arranged on die shoe.
A kind of permanent magnet module case according to claim 1 cut die device, it is characterized in that, described top board is that rubber top board, described base plate are rubber bottom plate, described elastic component is elastic caoutchouc.
A kind of permanent magnet module case according to claim 1 cut die device, it is characterized in that, described upper bolster bottom is provided with limited post.
A kind of permanent magnet module case according to claim 3 cut die device, it is characterized in that, described limited post is at least two, and than the long 0.02mm of patrix cutter.
5. a kind of permanent magnet module case according to claim 1 cuts die device, it is characterized in that, also be provided with an elasticity reset device in the groove of described lower die cutter, described elasticity reset device comprises cushion block and spring, described spring lower end is connected with the bottom of described groove, and the bottom of described cushion block is connected with the spring upper end.
A kind of permanent magnet module case according to claim 1 cut die device, it is characterized in that, described guide runner is the sliding guide block of side forming V-shape.
A kind of permanent magnet module case according to claim 1 cut die device, it is characterized in that four sidewall wedgewise ledge structures of described lower die cutter.