CN205520214U - Welding jig of filter core - Google Patents
Welding jig of filter core Download PDFInfo
- Publication number
- CN205520214U CN205520214U CN201620113565.5U CN201620113565U CN205520214U CN 205520214 U CN205520214 U CN 205520214U CN 201620113565 U CN201620113565 U CN 201620113565U CN 205520214 U CN205520214 U CN 205520214U
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- CN
- China
- Prior art keywords
- filter element
- welded
- pieces
- axle body
- filter core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a welding jig of filter core, including dabber and centre gripping subassembly, the dabber includes axle body and the spindle nose that is located the axle body left end, and the right -hand member of axle body is connected with the circular shape baffle, and the diameter of axle body equals to wait to weld the internal diameter of filter core, and the length of axle body equals to wait to weld the length of filter core, the centre gripping subassembly includes two clamp splices that are semi - cylindrical and symmetry setting, and the internal diameter of clamp splice equals to wait to weld the external diameter of filter core, the lower border of two clamp splices all is equipped with downwardly extending's connecting plate, all is equipped with two at least through -holes on the connecting plate, two connecting plates through passing the through -hole the bolt and with the assembly of bolt complex nut together, two faces that the connecting plate is relative be the inclined plane with formation opening V -arrangement gap up between two connecting plates, have the gap that corresponds with the longitudinal joint of waiting to weld the filter core between the last border of two clamp splices. The utility model provides the high welding quality of filter core has promoted filter core welding efficiency.
Description
Technical field
This utility model relates to the welding of filter element, is specifically related to the weld jig of a kind of filter element.
Background technology
With web filter filter element be rocket engine filter mainly comprise element, passed through to be welded to form by stainless (steel) wire and stainless steel insert, play the effect of the particle of mechanical admixture or the solidifying body filtered in gas, liquid, to ensure the normal work of electromotor, therefore filtering accuracy and cleanliness factor to filter element have strict requirements.The production process of filter element needs the longitudinal joint on the seam of the apical ring to filter element two ends and tail circumferential weld and filter element weld, but in welding process, problems with easily occurs:
1, in the hole of the filter screen that tiny splashing is easily accessible on filter element, and not easy-clear, easily cause filter screen and block；
2, bigger thermal weld stress easily makes filter element deform, thus causes assembly precision to be deteriorated；
Any one of the problems referred to above situation occurs, this filter element all will be caused to scrap.
Summary of the invention
The purpose of this utility model is to propose the weld jig of a kind of filter element, to solve above-mentioned technical problem.
The weld jig of a kind of filter element described in the utility model, including mandrel and clamp assemblies；Described mandrel includes axle body and is positioned at the spindle nose of axle body left end, the diameter of described spindle nose is gradually reduced from right to left, the right-hand member of described axle body connects the baffle plate having circle, and the diameter of described axle body is equal to the internal diameter of filter element to be welded, and the length of described axle body is equal to the length of filter element to be welded；Described clamp assemblies is tubular and its internal diameter and the external diameter of filter element to be welded matches, described clamp assemblies includes two pieces in semi-cylindrical shaped and symmetrically arranged fixture block, the internal diameter of described fixture block is equal to the spacing of the external diameter of filter element to be welded, the described fixture block length in the lateral direction apical ring seam equal to filter element to be welded and tail circumferential weld；The lower edge of two pieces of described fixture blocks is equipped with the connecting plate downwardly extended, at least two through hole it is equipped with on described connecting plate, two pieces of described connecting plates are by being assembled together through the bolt of described through hole and the nut that coordinates with described bolt, the face that two pieces of connecting plates are relative is that inclined-plane is to form opening up v-shaped gap between two pieces of connecting plates, when two pieces of described fixture blocks are assembled together by described connecting plate and are clamped on filter element to be welded, distance between the lower edge of two pieces of described fixture blocks is not less than the width of the opening of described v-shaped gap, there is between the upper edge of two pieces of described fixture blocks the gap corresponding with the longitudinal joint of filter element to be welded.
Further, described fixture block is made of copper.
Further, the angle between two sidewalls of described v-shaped gap is less than 4 degree and more than 1 degree.
Further, the two ends of the outer surface of described fixture block are provided with chamfering.
The utility model has the advantage of: two pieces of fixture blocks are coated on outside filter element to be welded, can effectively protect the filter screen of filter element to be welded, it is to avoid splash and enter the hole of filter screen；Fixture block is made of copper, and can accelerate heat radiation, it is to avoid thermal weld stress causes filter element to be welded to deform；Contiguous block, screw bolt and nut is used to realize the assembling of two fixture blocks, dismounting is simple, and between two pieces of contiguous blocks, there is v-shaped gap, during clamping filter element to be welded, have only to firmly fastening nut, v-shaped gap is shunk, so that it may ensure that two pieces of fixture blocks can firmly be clamped in the periphery of filter element to be welded；The length of fixture block is correspondingly arranged with filter element to be welded, also there is between two fixture blocks the gap corresponding with the longitudinal joint of filter element to be welded, make apical ring seam, longitudinal joint and the welding of tail circumferential weld utilizing this utility model can disposably complete filter element to be welded, improve welding efficiency；This utility model is rational in infrastructure, efficiently solves filter element problem such as filter screen easily blocks, filter element is yielding, weld seam incomplete fusion present in the electron beam welding process, improves the welding quality of filter element, improve filter element welding efficiency.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is top view of the present utility model；
Fig. 3 is the structural representation of mandrel；
Fig. 4 is the structural representation of clamp assemblies；
Fig. 5 is the zoomed-in view of part A in Fig. 4.
In figure: 1 baffle plate；2 mandrels；3 fixture blocks；4 connecting plates；5 bolts；6 nuts；7 gaps；8 filter elements to be welded；9 apical ring seams；10 longitudinal joints；11 tail circumferential welds；12 v-shaped gaps.
Detailed description of the invention
The utility model is described in further detail below in conjunction with the accompanying drawings.
The weld jig of a kind of filter element as depicted in figs. 1 and 2, including mandrel 2 as shown in Figure 3 and clamp assemblies as shown in Figure 4；Described mandrel 2 includes axle body and is positioned at the spindle nose of axle body left end, the diameter of described spindle nose is gradually reduced from right to left, the right-hand member of described axle body connects the baffle plate 1 having circle, and the diameter of described axle body is equal to the internal diameter of filter element 8 to be welded, and the length of described axle body is equal to the length of filter element 8 to be welded；Described clamp assemblies is tubular and its internal diameter and the external diameter of filter element 8 to be welded matches, described clamp assemblies includes two pieces in semi-cylindrical shaped and symmetrically arranged fixture block 3, the internal diameter of described fixture block 3 stitches 9 and the spacing of tail circumferential weld 11 equal to the external diameter of filter element 8 to be welded, described fixture block 3 length in the lateral direction equal to the apical ring of filter element 8 to be welded；The lower edge of two pieces of described fixture blocks 3 is equipped with the connecting plate 4 downwardly extended, it is equipped with at least two through hole on described connecting plate 4, two pieces of described connecting plates 4 are by being assembled together through the bolt 5 of described through hole and the nut 6 that coordinates with described bolt 5, as shown in Figure 5, the face that two pieces of connecting plates 4 are relative is that inclined-plane is to form opening up v-shaped gap 12 between two pieces of connecting plates 4, when two pieces of described fixture blocks 3 are assembled together by described connecting plate 4 and are clamped on filter element 8 to be welded, distance between the lower edge of two pieces of described fixture blocks 3 is not less than the width of the opening of described v-shaped gap 12, there is between the upper edge of two pieces of described fixture blocks 3 gap 7 corresponding with the longitudinal joint 10 of filter element 8 to be welded.
In order to strengthen heat dispersion, it is to avoid thermal weld stress causes filter element 8 to be welded to deform, and described fixture block 3 is made of copper.
As preferably, the angle between 12 two sidewalls of described v-shaped gap is less than 4 degree and more than 1 degree.
Welding for convenience, the two ends of the outer surface of described fixture block 3 are provided with chamfering.
Use process of the present utility model is:
1, first filter element 8 to be welded is enclosed within the axle body of mandrel 2, then two pieces of fixture blocks 3 are encased the filter screen part of filter element 8 to be welded, apical ring seam 9 and the tail circumferential weld 11 of filter element 8 to be welded is exposed at clamp assemblies two, and makes at the longitudinal joint 10 gap 7 between two fixture blocks 3；
2, bolt 5 and nut 6 is utilized to be linked together by two pieces of connecting plates 4, and fastening nut 6 with strength；
3, the weld jig of good for clamping filter element 8 to be welded is clipped in the vacuum enclosure of electron-beam welder, longitudinal joint 10, apical ring seam 9 and the tail circumferential weld 11 of filter element 8 to be welded is welded respectively, after welding is good, weld jig is taken out, the filter element to be welded 8 unloaded is finished product, so far an end cycle, starts the next working cycle.
Claims (4)
1. the weld jig of a filter element, it is characterised in that: include mandrel (2) and clamp assemblies；Described mandrel (2) includes axle body and is positioned at the spindle nose of axle body left end, the diameter of described spindle nose is gradually reduced from right to left, the right-hand member of described axle body connects the baffle plate (1) having circle, the diameter of described axle body is equal to the internal diameter of filter element to be welded (8), and the length of described axle body is equal to the length of filter element to be welded (8)；Described clamp assemblies is tubular and its internal diameter and the external diameter of filter element to be welded (8) matches, described clamp assemblies includes two pieces in semi-cylindrical shaped and symmetrically arranged fixture block (3), the internal diameter of described fixture block (3) is equal to the external diameter of filter element to be welded (8), and described fixture block (3) length in the lateral direction is equal to apical ring seam (9) and the spacing of tail circumferential weld (11) of filter element to be welded (8)；nullThe lower edge of two pieces of described fixture blocks (3) is equipped with the connecting plate (4) downwardly extended，Described connecting plate is equipped with at least two through hole on (4)，Two pieces of described connecting plates (4) are by being assembled together through the bolt of described through hole (5) and the nut (6) that coordinates with described bolt (5)，The relative face of two pieces of connecting plates (4) is that inclined-plane is to form opening up v-shaped gap (12) between two pieces of connecting plates (4)，When two pieces of described fixture blocks (3) are assembled together by described connecting plate (4) and are clamped on filter element to be welded (8)，Distance between the lower edge of two pieces of described fixture blocks (3) is not less than the width of the opening of described v-shaped gap (12)，There is between the upper edge of two pieces of described fixture blocks (3) gap (7) corresponding with the longitudinal joint of filter element to be welded (8) (10).
The weld jig of filter element the most according to claim 1, it is characterised in that: described fixture block (3) is made of copper.
The weld jig of filter element the most according to claim 1, it is characterised in that: the angle between (12) two sidewalls of described v-shaped gap is less than 4 degree and more than 1 degree.
The weld jig of filter element the most according to claim 1, it is characterised in that: the two ends of the outer surface of described fixture block (3) are provided with chamfering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620113565.5U CN205520214U (en) | 2016-02-05 | 2016-02-05 | Welding jig of filter core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620113565.5U CN205520214U (en) | 2016-02-05 | 2016-02-05 | Welding jig of filter core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205520214U true CN205520214U (en) | 2016-08-31 |
Family
ID=56777008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620113565.5U Expired - Fee Related CN205520214U (en) | 2016-02-05 | 2016-02-05 | Welding jig of filter core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205520214U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113369632A (en) * | 2021-06-29 | 2021-09-10 | 中国航发贵州黎阳航空动力有限公司 | Oxygen-acetylene brazing clamp for air filter |
-
2016
- 2016-02-05 CN CN201620113565.5U patent/CN205520214U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113369632A (en) * | 2021-06-29 | 2021-09-10 | 中国航发贵州黎阳航空动力有限公司 | Oxygen-acetylene brazing clamp for air filter |
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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: 20160831 Termination date: 20200205 |