CN204486614U - Closing device - Google Patents
Closing device Download PDFInfo
- Publication number
- CN204486614U CN204486614U CN201420811930.0U CN201420811930U CN204486614U CN 204486614 U CN204486614 U CN 204486614U CN 201420811930 U CN201420811930 U CN 201420811930U CN 204486614 U CN204486614 U CN 204486614U
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- CN
- China
- Prior art keywords
- pipeline section
- closing
- crimping machine
- pawl
- assembly
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- Expired - Fee Related
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Abstract
Closing device provided by the utility model, comprising: the thick holder of counterdie, and the thick holder of counterdie to be arranged at bottom closing in assembly and to fix it; Curling mechanism, curling mechanism is arranged at directly over closing in assembly, and its lower end is provided with the split type pressure head comprising multiple crimping machine pawl, and what multiple crimping machine pawl can progressively close up closes up to closing in assembly.The thick holder of counterdie is used for being fixed closing in assembly, and make it be in immediately below curling mechanism, curling mechanism comes downwards to closing in assembly place, that closes up because multiple crimping machine pawl is asymptotic closes up to closing in assembly, apply power in closing in process more to relax, avoid that inloading part power is excessive causes part in upper member impaired.
Description
Technical field
The utility model relates to Assembly of the parts field, more particularly, relates to a kind of closing device.
Background technology
Fig. 1 is the schematic diagram of closing in assembly, and closing in assembly comprises body assembly 1` and blast cap 2`, wherein body assembly 1` case surface electrogalvanizing, and mounted inside has sophisticated radio components and parts, and blast cap 2` is nonmetallic materials, and there is coat on surface.
Existing be applied to closing in assembly be fixedly connected with mode, generally realized by method below: the first is circumferentially spinning mode, locates vertically and rotates, connected by the roll extrusion vertically of axial milled head by assembling two kinds of parts; The second is fixing ram coin closing in mode, adopts single punch to be shaped vertically realize connecting by forcing press.
Circumference spinning mode also exists following deficiency: roll extrusion power is perpendicular to connecting surface, and assembly is subject to radial component, cause part in parts impaired be connected insecure phenomenon; If rolling surface is through electroplating surface process, then occurs that coating comes off, affect part quality.
Fixing ram coin closing in mode also exists following deficiency: when the minimum diameter at closing in position is less than cuff component upper parts maximum outside diameter, will produces interference, and cannot reliably close up; When cuff component top is nonmetallic materials, cause part in upper member impaired because inloading part power is excessive.
Wherein, the excessive impaired problem of part in upper member that causes of inloading part power is especially difficult to solve.
Therefore, how avoiding that inloading part power is excessive causes part in upper member impaired, is current those skilled in the art's problem demanding prompt solution.
Utility model content
In view of this, the utility model provides a kind of closing device, and to realize avoiding, inloading part power is excessive causes part in upper member impaired.
In order to achieve the above object, the utility model provides following technical scheme:
A kind of closing device, comprising: the thick holder of counterdie, and the thick holder of described counterdie to be arranged at bottom closing in assembly and to fix it; Curling mechanism, described curling mechanism is arranged at directly over described closing in assembly, and its lower end is provided with the split type pressure head comprising multiple crimping machine pawl, and what multiple described crimping machine pawl can progressively close up closes up to described closing in assembly.
Preferably, described curling mechanism comprises: sleeve, described sleeve is tubular structure, comprise be arranged at its top the first pipeline section, be arranged at described first pipeline section lower end and internal diameter is less than the second pipeline section of described first pipeline section internal diameter and is arranged at described second pipeline section lower end and internal diameter is greater than the 3rd pipeline section of described second pipeline section internal diameter; Die shank, described die shank is arranged at described sleeve top, is connected to the opening of its upper end by the first screw.
Preferably, described curling mechanism also comprises pawl locating dowel, the lower end diameter of described pawl locating dowel is greater than the internal diameter of described second pipeline section and is less than the internal diameter of described 3rd pipeline section, the upper end diameter of described pawl locating dowel is less than the internal diameter of described second pipeline section, it is plugged in described second pipeline section, upper end to be fixed in above described second pipeline section by the second screw and to be overlapped in the bottom surface of described first pipeline section, pad is set with between the top of described second screw and the bottom surface of described first pipeline section, the first spring of compressive state is connected with between the end face of described pad and described first pipeline section internal face, the length of described first pipeline section is greater than the length of described pawl locating dowel upper end.
Preferably, described curling mechanism comprises three crimping machine pawls, described crimping machine pawl is by the groove of its upper end internal face and the lower end clamping of described pawl locating dowel, and described crimping machine pawl is slidably connected by the card base of its upper end outside wall surface protrusion and the internal face of described 3rd pipeline section.
Preferably, the lower end of described crimping machine pawl is exposed to the bottom of described sleeve, the second spring of compressive state is connected with between adjacent described crimping machine pawl, the length that described crimping machine pawl exposes described sleeve is less than the length of the upper end of described pawl locating dowel, and the length of the internal face of described 3rd pipeline section of described card base contact is greater than the length that described crimping machine pawl exposes described sleeve.
Preferably, described sleeve also comprises the 4th pipeline section being arranged at described 3rd pipeline section lower end and the 5th pipeline section being arranged at described 4th pipeline section lower end, the internal diameter of described 5th pipeline section is greater than the internal diameter of described 3rd pipeline section, the internal diameter of described 4th pipeline section becomes large from top to bottom gradually, is connected between described 3rd pipeline section and described 5th pipeline section.
Preferably, the external diameter of three described crimping machine pawl lower end claws increases from top to bottom gradually, and its outer wall tilted is slidably connected to the bottom of described 5th pipeline section inwall.
Preferably, the bottom of described pawl locating dowel lower end is provided with vertical through hole, pin is straight down fitted with in described through hole, the upper end of described pin by the 3rd screw screens, be overlapped in described through hole upper end, described pin is set with the 3rd spring, its top is against the wall of border, described through hole lower end, and its bottom is against the top of described pin.
Preferably, the thick holder of described counterdie comprises: positioning seat, and described positioning seat is set in bottom described closing in assembly; Lower bolster, described lower bolster is fixed in bottom described positioning seat.
Preferably, the thick holder of described counterdie also comprises the backing plate be arranged at bottom described lower bolster.
Closing device provided by the utility model, comprising: the thick holder of counterdie, and the thick holder of counterdie to be arranged at bottom closing in assembly and to fix it; Curling mechanism, curling mechanism is arranged at directly over closing in assembly, and its lower end is provided with the split type pressure head comprising multiple crimping machine pawl, and what multiple crimping machine pawl can progressively close up closes up to closing in assembly.The thick holder of counterdie is used for being fixed closing in assembly, and make it be in immediately below curling mechanism, curling mechanism comes downwards to closing in assembly place, that closes up because multiple crimping machine pawl is asymptotic closes up to closing in assembly, apply power in closing in process more to relax, avoid that inloading part power is excessive causes part in upper member impaired.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the closing in assembly structural representation that closing device provided by the utility model is corresponding;
Fig. 2 is the structural representation of closing device provided by the utility model;
In upper figure: 1` is body assembly, 2` is blast cap, 1 be packing ring for die shank, 2 be the first screw, 3 be the first spring, 4 is the second screw, 5,6 be pin for pawl locating dowel, 7 is the 3rd screw, 8 for packing ring, 9 is the 3rd spring, 10,11 be sleeve, 12 be lower bolster for crimping machine pawl, 13 is the second spring, 14 for positioning seat, 15 be the 4th screw, 16 is the 5th screw, 17,18 for backing plate, 19 be the 6th screw.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, carry out clear, complete description to the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on embodiment of the present utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Fig. 1 is the closing in assembly structural representation that closing device provided by the utility model is corresponding; Fig. 2 is the structural representation of closing device provided by the utility model.
The closing device that the utility model provides, comprising: the thick holder of counterdie, and the thick holder of counterdie to be arranged at bottom closing in assembly and to fix it; Curling mechanism, curling mechanism is arranged at directly over closing in assembly, and its lower end is provided with the split type pressure head comprising multiple crimping machine pawl 12, and what multiple crimping machine pawl 12 can progressively close up closes up to closing in assembly.The thick holder of counterdie is used for being fixed closing in assembly, and make it be in immediately below curling mechanism, curling mechanism comes downwards to closing in assembly place, that closes up because multiple crimping machine pawl 12 is asymptotic closes up to closing in assembly, apply power in closing in process more to relax, avoid that inloading part power is excessive causes part in upper member impaired.
Crimping machine pawl 12 dimensional accuracy of split after integral manufacturing is completely the same, the outer cone that its machine pawl bottom is formed is for transmitting the power coming from sleeve 11 and apply, the dome ring of afterbody is used for guiding and crimping machine pawl 12 leaves, close support, inner chamber cannelure is connected with pawl locating dowel 6, crimping machine pawl 12 is driven to move axially, crimping machine pawl 12 inner chamber has the conical surface for crimping, this conical surface is consistent with the conical surface on closing in assembly, this conical surface ensure that the precision of closing in assembly to the distance of crimping machine pawl end face, the second spring 13 that crimping machine pawl 12 radial direction has three groups to compress, ensure that crimping machine pawl 12 is in opening all the time without under External Force Acting, realize curling mechanism function, pin 10 is connected in pawl locating dowel 6 by the 3rd screw 7, packing ring 8, ensures that pin 10 is applied to the pressure on closing in assembly, realize pre-pressing mechanism function between pin 10 and pawl locating dowel with the 3rd spring 9 compressed, be connected with the 4th screw 15, the 5th screw 16 respectively between lower bolster 17, backing plate 18, positioning seat 14, and be fixed on the workbench of lathe, positioning seat will make according to closing in assembly bottom zero (portion) part shape and position dimension, but the upper surface of positioning seat 14 has strict requirement, to meet crimping machine pawl 12 and positioning requirements during this surface contact, realize the function of counterdie coarse positioning seat.
Closing device is made up of the curling mechanism of three-clove style, pre-pressing mechanism, counterdie coarse positioning seat, lathe coupling part, comprises die shank 1, first screw 2, first spring 3, second screw 4, packing ring 5, pawl locating dowel 6, the 3rd screw 7, packing ring 8, the 3rd spring 9, pin 10, sleeve 11, crimping machine pawl 12, second spring 13, positioning seat 14, the 4th screw 15, the 5th screw 16, lower bolster 17, backing plate 18, the 6th screw 19.
Curling mechanism comprises: crimping machine pawl 12, second spring 13, pawl locating dowel 6, sleeve 11, packing ring 5, second screw 4, first spring 3, first spring 3 is pressed on packing ring 5, packing ring 5 driving pawl locating dowel 6, pawl locating dowel 6 drives crimping machine pawl 12 to move down ultimate range, the second spring 13 of three identical compressions is had to support between crimping machine pawl 12, at this moment crimping machine pawl 12 is in and opens dress state, when patrix is descending, first crimping machine pawl 12 lower surface contacts with positioning seat 14 upper surface on counterdie, at this moment crimping machine pawl 12 can not in axially-movable, pre-pressing mechanism is also pressed in (pressure adjustable) in the upper parts of closing in assembly, when patrix continues descending, band moving sleeve 11 is descending, on sleeve 11, inner orifice applies the effect of power to crimping machine pawl 12 conical surface, thus crimping machine pawl 12 is closed gradually, thus the flexible radial direction of the sizing crimping conical surface on crimping machine pawl 12 inner chamber synchronously completes closing in assembly and accurately locates and close up, when patrix is up, band moving sleeve 11 moves, pawl locating dowel 6 keeps crimping machine pawl 12 not up under the effect of the first spring 3 elastic force, at this moment the inner orifice on sleeve 11 and the crimping machine pawl conical surface disengage, because crimping machine pawl 12 is distributed with the second spring 13 of three groups of compressions in radial section, under spring force, crimping machine pawl 12 is in opens dress state, at this moment crimping machine pawl 12 completely and closing in assembly depart from, when patrix continues to be up to top dead centre, the closing in assembly having completed and be fixedly connected with can be taken out, realize curling mechanism function.
Pre-pressing mechanism comprises as follows: pin 10 is connected in pawl locating dowel 6 by the 3rd screw 7, packing ring 8, ensures that pin 10 is applied to the pressure on closing in assembly, realize pre-pressing mechanism function between pin 10 and pawl locating dowel 6 with the 3rd spring 9 compressed;
Counterdie coarse positioning seat comprises as follows: be connected with the 4th screw 15, the 5th screw 16 respectively between lower bolster 17, backing plate 18, positioning seat 14, and be fixed on the workbench of lathe, positioning seat 14 will make according to closing in assembly bottom zero (portion) part shape and position dimension, but the upper surface of positioning seat 14 has strict requirement, to meet positioning requirements when crimping machine pawl and this surface contact, realize counterdie coarse positioning portion function.
The utility model is in order to overcome circumference spinning and fixing pressure head closing in defect, shock-free crimping machine pawl is adopted first to locate rear flexible radial synchronous closing in, this device location all completes with closing on crimping machine pawl, workpiece is reliably located, closing in assembly has neither part nor lot in closing in parts (comprising electronic devices and components) not by External Force Acting, friction, guarantees the physical property of closing in assembly, and does not affect the overlay coating of closing in part.
The technical solution of the utility model is as follows: on conventional pneumatic forcing press or mechanical type hydraulic machine, and die shank is connected with the slip die holder of forcing press, and die shank and sleeve are connected with three screws and have and keep concentric mating surface; In sleeve, curling mechanism is installed, this mechanism can precision centering, accurately determine crimping position; Closing in assembly top zero (portion) part pre-pressing mechanism, guarantees the assembly parts reliable contacts that closed up before crimping; Lower bolster, backing plate and positioning seat are connected by screw and are fixed on press bench, and this mechanism only carries out coarse positioning to closing in assembly bottom zero (portion) part.
Closing device operation principle provided by the utility model is as follows: positioning seat closing in assembly being put into lower bolster, spring is pressed on packing ring, packing ring driving pawl locating dowel, the crimping machine pawl that pawl locating dowel is cut after driving integral manufacturing moves down ultimate range, the Compress Spring support that three identical is had between crimping machine pawl, at this moment crimping machine pawl is in and opens dress state, pawl locating dowel is provided with pre-pressing mechanism, when patrix is descending, first crimping machine pawl lower surface contacts with the positioning seat upper surface on counterdie, at this moment crimping machine pawl can not in axially-movable, pre-pressing mechanism is also pressed in (pressure adjustable) in the upper parts of closing in assembly, when patrix continues descending, band moving sleeve is descending, on sleeve, inner orifice applies the effect of power to the crimping machine pawl conical surface, thus crimping machine pawl is closed gradually, thus the flexible radial direction of the sizing crimping conical surface on crimping machine pawl inner chamber synchronously completes closing in assembly and accurately locates and close up, when patrix is up, band moving sleeve moves, pawl locating dowel keeps crimping machine pawl not up under spring force, at this moment the inner orifice on sleeve and the crimping machine pawl conical surface disengage, because crimping machine pawl is distributed with three groups of Compress Springs in radial section, under spring force, crimping machine pawl is in opens dress state, at this moment crimping machine pawl completely and closing in assembly depart from, when patrix continues to be up to top dead centre, the closing in assembly having completed and be fixedly connected with can be taken out.
The beneficial effect of closing device provided by the utility model is as follows: closing in assembly moves without spin, without impacting, ensure that the physical property of particularly electronic component in closing in assembly is unaffected; Not injuring part overlay coating; Closing in assembly upper parts can be also nonmetallic materials, expands the range of work.
In this description, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a closing device, is characterized in that, comprising:
The thick holder of counterdie, the thick holder of described counterdie to be arranged at bottom closing in assembly and to fix it;
Curling mechanism, described curling mechanism is arranged at directly over described closing in assembly, its lower end is provided with the split type pressure head comprising multiple crimping machine pawls (12), and what multiple described crimping machine pawl (12) can progressively be closed up closes up to described closing in assembly.
2. closing device as claimed in claim 1, it is characterized in that, described curling mechanism comprises:
Sleeve (11), described sleeve (11) is tubular structure, comprise be arranged at its top the first pipeline section, be arranged at described first pipeline section lower end and internal diameter is less than the second pipeline section of described first pipeline section internal diameter and is arranged at described second pipeline section lower end and internal diameter is greater than the 3rd pipeline section of described second pipeline section internal diameter;
Die shank (1), described die shank (1) is arranged at described sleeve (11) top, is connected to the opening of its upper end by the first screw (2).
3. closing device as claimed in claim 2, it is characterized in that, described curling mechanism also comprises pawl locating dowel (6), the lower end diameter of described pawl locating dowel (6) is greater than the internal diameter of described second pipeline section and is less than the internal diameter of described 3rd pipeline section, the upper end diameter of described pawl locating dowel (6) is less than the internal diameter of described second pipeline section, it is plugged in described second pipeline section, upper end to be fixed in above described second pipeline section by the second screw (4) and to be overlapped in the bottom surface of described first pipeline section, pad (5) is set with between the top of described second screw (4) and the bottom surface of described first pipeline section, first spring (3) of compressive state is connected with between the end face of described pad (5) and described first pipeline section internal face, the length of described first pipeline section is greater than the length of described pawl locating dowel (6) upper end.
4. closing device as claimed in claim 3, it is characterized in that, described curling mechanism comprises three crimping machine pawls (12), the groove of described crimping machine pawl (12) by its upper end internal face and the lower end clamping of described pawl locating dowel (6), described crimping machine pawl (12) is slidably connected by the card base of its upper end outside wall surface protrusion and the internal face of described 3rd pipeline section.
5. closing device as claimed in claim 4, it is characterized in that, the lower end of described crimping machine pawl (12) is exposed to the bottom of described sleeve (11), second spring (13) of compressive state is connected with between adjacent described crimping machine pawl (12), the length that described crimping machine pawl (12) exposes described sleeve (11) is less than the length of the upper end of described pawl locating dowel (6), and the length of the internal face of described 3rd pipeline section of described card base contact is greater than the length that described crimping machine pawl (12) exposes described sleeve (11).
6. closing device as claimed in claim 5, it is characterized in that, described sleeve (11) also comprises the 4th pipeline section being arranged at described 3rd pipeline section lower end and the 5th pipeline section being arranged at described 4th pipeline section lower end, the internal diameter of described 5th pipeline section is greater than the internal diameter of described 3rd pipeline section, the internal diameter of described 4th pipeline section becomes large from top to bottom gradually, is connected between described 3rd pipeline section and described 5th pipeline section.
7. closing device as claimed in claim 6, it is characterized in that, the external diameter of three described crimping machine pawl (12) lower end claws increases from top to bottom gradually, and its outer wall tilted is slidably connected to the bottom of described 5th pipeline section inwall.
8. closing device as claimed in claim 7, it is characterized in that, the bottom of described pawl locating dowel (6) lower end is provided with vertical through hole, pin (10) is straight down fitted with in described through hole, the upper end of described pin (10) is passed through the 3rd screw (7) screens, is overlapped in described through hole upper end, described pin (10) is set with the 3rd spring (9), its top is against the wall of border, described through hole lower end, and its bottom is against the top of described pin (10).
9. closing device as claimed in claim 8, it is characterized in that, the thick holder of described counterdie comprises:
Positioning seat (14), described positioning seat (14) is set in bottom described closing in assembly;
Lower bolster (17), described lower bolster (17) is fixed in described positioning seat (14) bottom.
10. closing device as claimed in claim 9, is characterized in that, the thick holder of described counterdie also comprises the backing plate (18) being arranged at described lower bolster (17) bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420811930.0U CN204486614U (en) | 2014-12-18 | 2014-12-18 | Closing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420811930.0U CN204486614U (en) | 2014-12-18 | 2014-12-18 | Closing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204486614U true CN204486614U (en) | 2015-07-22 |
Family
ID=53565909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420811930.0U Expired - Fee Related CN204486614U (en) | 2014-12-18 | 2014-12-18 | Closing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204486614U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106311910A (en) * | 2016-08-23 | 2017-01-11 | 中山鑫辉精密技术股份有限公司 | Automatic spinning-necking equipment |
| CN106391885A (en) * | 2016-11-09 | 2017-02-15 | 浙江高阳汽车电子有限公司 | Packaging device for pump body of fuel pump |
| CN108393666A (en) * | 2018-03-20 | 2018-08-14 | 安徽方圆机电股份有限公司 | A kind of closing device for blast cap assembly |
| CN108568478A (en) * | 2017-03-08 | 2018-09-25 | 维孚金属制品（上海）有限公司 | A kind of hemming device of assembly net cover and metal hose |
| CN108592712A (en) * | 2018-03-20 | 2018-09-28 | 安徽方圆机电股份有限公司 | A kind of assembly for blast cap and body |
| CN110842516A (en) * | 2019-11-20 | 2020-02-28 | 四川航天长征装备制造有限公司 | Closing-in tool and closing-in method for filling valve |
-
2014
- 2014-12-18 CN CN201420811930.0U patent/CN204486614U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106311910A (en) * | 2016-08-23 | 2017-01-11 | 中山鑫辉精密技术股份有限公司 | Automatic spinning-necking equipment |
| CN106391885A (en) * | 2016-11-09 | 2017-02-15 | 浙江高阳汽车电子有限公司 | Packaging device for pump body of fuel pump |
| CN106391885B (en) * | 2016-11-09 | 2018-06-19 | 浙江高阳汽车电子有限公司 | Fuel pump body packaging system |
| CN108568478A (en) * | 2017-03-08 | 2018-09-25 | 维孚金属制品（上海）有限公司 | A kind of hemming device of assembly net cover and metal hose |
| CN108568478B (en) * | 2017-03-08 | 2024-01-05 | 维孚金属制品（上海）有限公司 | Hemming device for assembling net cover and metal hose |
| CN108393666A (en) * | 2018-03-20 | 2018-08-14 | 安徽方圆机电股份有限公司 | A kind of closing device for blast cap assembly |
| CN108592712A (en) * | 2018-03-20 | 2018-09-28 | 安徽方圆机电股份有限公司 | A kind of assembly for blast cap and body |
| CN110842516A (en) * | 2019-11-20 | 2020-02-28 | 四川航天长征装备制造有限公司 | Closing-in tool and closing-in method for filling valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150722 Termination date: 20161218 |