CN203417983U - Steel channel punching die - Google Patents
Steel channel punching die Download PDFInfo
- Publication number
- CN203417983U CN203417983U CN201320361218.0U CN201320361218U CN203417983U CN 203417983 U CN203417983 U CN 203417983U CN 201320361218 U CN201320361218 U CN 201320361218U CN 203417983 U CN203417983 U CN 203417983U
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- die
- hole
- channel
- drift
- vertical core
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Abstract
The utility model belongs to the technical field of punching equipment and relates to a steel channel punching die which comprises an upper die and a lower die. The upper die comprises an upper die bottom plate, an upper die base fixed on the bottom surface of the upper die bottom plate and a punch fixed on the upper die base. The lower die comprises a lower die bottom plate, a lower die base fixed on the top surface of the lower die bottom plate and a concave die plate corresponding to the punch. The lower die base and the lower die bottom plate are respectively provided with a lower die base channel and a lower die bottom plate channel which are communicated with a concave die hole, and the concave die hole is formed in the concave die plate. The concave die hole comprises a concave die vertical hole and two concave die complex holes symmetrical with each other along the concave die vertical hole. The concave die complex hole comprises a vertical hole portion with the length equal to the concave die vertical hole and at least one horizontal hole portion, wherein the horizontal hole portion is connected with the vertical hole portion and extends to the concave die vertical hole. The punch comprises a vertical hole punch corresponding to the vertical hole portion and a horizontal hole punch corresponding to the horizontal hole portion. By means of the technical scheme, the problems that when an L-shaped hole is punched in a steel channel, the efficiency is low, the generality is poor, and the punching quality cannot be guaranteed are solved.
Description
Technical field
The utility model belongs to punching apparatus technical field, relates to a kind of channel-section steel Punching.
Background technology
The material of building steel tower comprises the channel-section steel that has L shaped hole, at present channel-section steel being opened to L shaped hole is a very hard work of task, operating personnel need to draw L shaped line in advance to channel-section steel, and then the mode perforate of employing gas cutting, the efficiency of processing channel-section steel is low like this, the waste material that gas cutting produces is many, and gas cutting cost is high, and product quality is difficult to guarantee.
Although punch press can be higher than gas cutting automaticity, the punch press for perforate generally can only rush hole simple in structure on the market, for example circular port, square opening etc., and do not possessed the ability of rushing complex structure hole.
Utility model content
The utility model has been shown the punch die that can open complicated hole, thereby has at least solved the technical problem that operating personnel face when opening L shaped hole for channel-section steel: efficiency is low, versatility is poor, punching quality is difficult to guarantee.
The technical scheme that the utility model adopts is:
A kind of channel-section steel Punching, comprise mold and bed die, described mold comprises baffle plate, be fixed on the upper bolster of baffle plate bottom surface and be fixed on the drift on upper bolster, described bed die comprises lower baffle plate, be fixed on die shoe and the concave template corresponding with drift of counterdie plate top surface, described die shoe and lower baffle plate are respectively equipped with die shoe passage and the counterdie backplane channel that is communicated with die hole, it is characterized in that described concave template is provided with die hole, described die hole comprises die vertical core and two complicated holes of the die along die vertical core symmetry, the complicated hole of described die comprises the vertical core part isometric with die vertical core and the cross-drilled hole part of extending to die vertical core direction that at least one is partly connected with vertical core, described drift comprises the vertical core drift corresponding with described vertical core part and the cross-drilled hole drift corresponding with described cross-drilled hole part.
When punching, first utilize die vertical core to go out the vertical core in complicated hole, then according to designed complicated hole in channel-section steel towards, recycle one of complicated holes of two dies and go out complicated hole cross-drilled hole part, thereby finally complete the punch operation to the complicated hole of channel-section steel.
Channel-section steel Punching described in the utility model can be gone out difform hole for channel-section steel, for example L shaped hole, inverted L-shaped hole, inverted-F hole, F shape hole or E shape hole etc., even can go out as required any complicated hole being formed by Huo Hengxing hole, vertical-shaped hole, from this point, can find out, the range of application of channel-section steel Punching described in the utility model is very high, below take the situation in WeiLXing hole, complicated hole and is further described as example.
Quality through the hole of going out of channel-section steel Punching described in the utility model is gratifying equally.There is the higher scheme of a kind of punching efficiency, exactly the die hole on die and drift are directly designed to consistent with the shape in the L shaped hole of channel-section steel, a hole of punching just can complete the punch operation to the L shaped hole of channel-section steel like this, yet, the L shaped drift adopting is unsymmetric structure, when channel-section steel is carried out to punching press, the channel-section steel of L shaped drift both sides is comparatively serious in the inconsistent situation of deformation of punching moment generation, cause larger punching error, and separately L shaped hole is decomposed into cross-drilled hole part and vertical core part, and separately cross-drilled hole part and the vertical core in L shaped hole are partly carried out to punching respectively, can reduce greatly the generation of this problem.
Channel-section steel Punching described in the utility model also has good versatility.In view of actual capabilities need to obtain having the channel-section steel in the L shaped hole of various sizes, not only cost is high for the drift of independent making different model size, and bad adaptability, the design that the utility model is independent with the complicated corresponding vertical core drift of hole vertical core part of die and the cross-drilled hole drift corresponding with the complicated hole of die cross-drilled hole part, when punch operation, according to certain punching rules, subpunch vertical core part backlash cross-drilled hole part for example, as long as change (vertical core drift is replaced by cross-drilled hole drift) through a drift, just can go out for channel-section steel the L shaped hole of different size, do not need to make for rushing different L shaped holes the L shaped hole drift of a great deal of model simultaneously.
Certainly, for the enterprise that has made the L shaped hole of some drift for those, also can well use channel-section steel Punching described in the utility model, and do not affect punch die described in the utility model and bring into play its technique effect, operating personnel are as long as use L shaped hole drift as cross-drilled hole drift, thus, punch die described in the utility model has good compatibility to the scheme of prior art (going out complicated hole with complicated hole drift), avoids the waste of material causing because structure is incompatible.
In the complicated hole of the die with at least two cross-drilled hole parts, the length of cross-drilled hole part can be inconsistent, and its length can be determined according to the needs of punching.
In order to realize better technique effect, the utility model has also further adopted following technical scheme:
Described concave template is divided into and is provided with the die body of die hole and is fixed on the die panel seat on die shoe, and described die body is positioned on die panel seat, and described die body cap is on die holder passway;
Described punch die also comprises and has the stripper plate and the de-backing strap plate that rush material hole passing for drift, and described stripper plate is fixed on concave template by de-backing strap plate.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of channel-section steel Punching described in embodiment;
Fig. 2 is the structural representation of a kind of channel-section steel Punching mold described in embodiment;
Fig. 3 is the structural representation of a kind of channel-section steel Punching bed die described in embodiment;
Fig. 4 is a kind of structure schematic top plan view of a kind of channel-section steel Punching bed die described in embodiment;
Fig. 5 is the another kind of structure schematic top plan view of a kind of channel-section steel Punching bed die described in embodiment.
The specific embodiment
This part by the technology contents of further introducing channel-section steel Punching described in the utility model with and technique effect.
In some embodiment of channel-section steel Punching described in the utility model, what described concave template adopted is Split type structure, specifically concave template can be divided into and be provided with the die body of die hole and be fixed on the die panel seat on die shoe.Improving in punch die versatility, the utility model mainly concentrates on technical scheme in the design of die hole, even if but can be used in the die hole of Various Complex hole punch work, also likely encounter the requirement that need to rush the unexistent complicated hole of die hole, thereby operating personnel have to concave template to be removed, and then install suitable concave template, because punching is the mechanical work that precision is higher, concave template is installed again and need to be made die hole and the drift Accurate align on concave template, and in practice, the time spending in order to accomplish Accurate align may be surprising, particularly for large-sized punch die.
But concave template is carried out after Split type structure design, and this problem just can be taken on a new look greatly.Due to when making channel-section steel Punching described in the utility model, technical staff has carried out accurate setting by the position of die panel seat and drift, for example, as long as the location structure (cylinder positioning stud and locating hole etc.) of mutual coupling is set at die body and die panel seat respectively, once die body is located the die hole that just can guarantee on die body and the Accurate align of drift on die panel seat.Like this, not only replace the mechanical part size of die hole and compared than before significantly minimizing, and do not need die hole and the problem of drift Accurate align after consider replacing, it is simple and reliably that the work of therefore using channel-section steel Punching in the utility model part embodiment will make to replace die hole becomes.
The impulse force from drift being subject to as for die body can be offset by die shoe, for example, can make die body cap on die holder passway, avoids the impact of Impulsive force of punch pin on the location structure between die body and die panel seat.
Other embodiment of channel-section steel Punching described in the utility model attempt to solve the problem that channel-section steel that the different steel of punching press make runs into, be in the process rising after drift punching press, steel by punching periphery shrink, and channel-section steel will rise along with drift, thereby affect punching press next time.In this section in embodiment, punch die also further comprises and has the stripper plate and the de-backing strap plate that rush material hole passing for drift, and stripper plate is fixed on concave template by de-backing strap plate, thereby has the channel-section steel of following drift ascendant trend to be blocked by stripper plate.
Embodiment
See Fig. 1-4, a Punching, comprises mold and bed die, and mold from top to bottom comprises baffle plate 1, upper die plate 2, upper bolster 3 and drift 4 successively, upper bolster 3 is fixed on upper baffle plate 1 bottom surface by upper die plate 2, and drift 4 is fixed on upper bolster 3, bed die comprises and comprises successively from the bottom to top lower baffle plate 11, be fixed on the die shoe 10 on lower baffle plate 11, concave template, de-backing strap plate 8 and stripper plate 5, die shoe 10 is fixed on lower baffle plate 11, concave template is divided into die body 6 and the die panel seat 9 that is provided with die hole, die body 6 is positioned on die panel seat 9 by dog screw 12, and die panel seat 9 is fixed on die shoe 10, die shoe 10 and lower baffle plate 11 are respectively equipped with die shoe passage 13 and the counterdie backplane channel 14 that is communicated with die hole, the steel waste material washing out from channel-section steel can be discharged by die shoe passage 13 and counterdie backplane channel 14, die body 6 covers die shoe passway 13 completely, stripper plate 5 is fixed on die panel seat 9 by de-backing strap plate 8 and is provided with rushing of passing for drift 4 expects hole 7, mold is connected by pin with bed die, mold moves up and down on bed die along pin, complete punching operation.
Fig. 4 has reflected the structure of a kind of die hole of the present embodiment, in the figure, described die hole comprises and is positioned at the die vertical core 15 at die body 6 middle parts and two along the complicated hole 16 of the symmetrical die of die vertical core 15, the complicated hole 16 of described die is L-shaped, comprise the vertical core part 18 isometric with die vertical core 15 and the cross-drilled hole part 17 of extending to die vertical core 15 directions being connected with vertical core part 18, and drift 4 is also divided into the vertical core drift corresponding with vertical core part and the cross-drilled hole drift corresponding with cross-drilled hole part.
Fig. 5 has reflected the structure of the another kind of die hole of the present embodiment, and the structure that this structure and Fig. 4 reflect is basically identical, and difference is to have increased again a cross-drilled hole part being partly connected with vertical core at the middle part of vertical core part, thereby can go out inverted-F hole.
During use, the rules that can adopt the vertical core part in the L shaped hole of subpunch and then rush the cross-drilled hole part in L shaped hole are carried out punching operation.First on upper bolster, load onto vertical core drift, the channel-section steel for the treatment of punching is placed on die body 6, vertical core drift pours die vertical core 15, complete the punching of L shaped hole vertical core part, then vertical core drift is replaced by cross-drilled hole drift, channel-section steel is placed on die body 6, make the aligned in position of vertical core on channel-section steel part and the vertical core part in the complicated hole of die, cross-drilled hole drift pours the complicated hole 16 of die, complete the punching operation in the L shaped hole of channel-section steel, in cross-drilled hole punch process, also can adopt existing L shaped hole drift is replaced to cross-drilled hole drift, the effect that both reach is consistent.
More than show and described basic principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and description, describes just illustrates principle of the present utility model; under the prerequisite that does not depart from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (4)
1. a channel-section steel Punching, comprise mold and bed die, described mold comprises baffle plate, be fixed on the upper bolster of baffle plate bottom surface and be fixed on the drift on upper bolster, described bed die comprises lower baffle plate, be fixed on die shoe and the concave template corresponding with drift of counterdie plate top surface, described die shoe and lower baffle plate are respectively equipped with die shoe passage and the counterdie backplane channel that is communicated with die hole, it is characterized in that described concave template is provided with die hole, described die hole comprises die vertical core and two complicated holes of the die along die vertical core symmetry, the complicated hole of described die comprises the vertical core part isometric with die vertical core and the cross-drilled hole part of extending to die vertical core direction that at least one is partly connected with vertical core, described drift comprises the vertical core drift corresponding with described vertical core part and the cross-drilled hole drift corresponding with described cross-drilled hole part.
2. a kind of channel-section steel Punching according to claim 1, is characterized in that the complicated hole of described die is the L shaped hole of die.
3. a kind of channel-section steel Punching according to claim 1, it is characterized in that described concave template is divided into is provided with the die body of die hole and is fixed on the die panel seat on die shoe, described die body is positioned on die panel seat, and described die body cap is on die holder passway.
4. a kind of channel-section steel Punching according to claim 1, is characterized in that described punch die also comprises to have the stripper plate and the de-backing strap plate that rush material hole passing for drift, described stripper plate is fixed on concave template by de-backing strap plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201320361218.0U CN203417983U (en) | 2013-06-19 | 2013-06-19 | Steel channel punching die |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201320361218.0U CN203417983U (en) | 2013-06-19 | 2013-06-19 | Steel channel punching die |
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CN203417983U true CN203417983U (en) | 2014-02-05 |
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CN201320361218.0U Expired - Fee Related CN203417983U (en) | 2013-06-19 | 2013-06-19 | Steel channel punching die |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105215145A (en) * | 2015-11-04 | 2016-01-06 | 重庆点源机械配件有限公司 | A kind of speed-regulating arm punching die |
CN107695178A (en) * | 2017-10-19 | 2018-02-16 | 深圳巴斯巴科技发展有限公司 | Copper bar punches diel |
-
2013
- 2013-06-19 CN CN201320361218.0U patent/CN203417983U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105215145A (en) * | 2015-11-04 | 2016-01-06 | 重庆点源机械配件有限公司 | A kind of speed-regulating arm punching die |
CN107695178A (en) * | 2017-10-19 | 2018-02-16 | 深圳巴斯巴科技发展有限公司 | Copper bar punches diel |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140205 Termination date: 20200619 |
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CF01 | Termination of patent right due to non-payment of annual fee |