CN205271378U - Spacing pressure equipment tooling of servovalve subassembly - Google Patents
Spacing pressure equipment tooling of servovalve subassembly Download PDFInfo
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- CN205271378U CN205271378U CN201520932947.6U CN201520932947U CN205271378U CN 205271378 U CN205271378 U CN 205271378U CN 201520932947 U CN201520932947 U CN 201520932947U CN 205271378 U CN205271378 U CN 205271378U
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Abstract
The utility model relates to a spacing pressure equipment tooling of servovalve subassembly should equip and comprise the frock and the armature assembly frock of assembling baffle, spring pipe, and the frock of equipment baffle, spring pipe comprises spacing seat, support clamp splice, support clamp splice radial symmetry's two lamellas of share, step hole in the middle of the synthetic integrative back of two lamellas of supporting the clamp splice forms, wherein, big, the minor diameter hole in step hole and big, the little diameter section clearance fit of excircle of spring pipe, the excircle that the synthetic integrative back of two halves of supporting the clamp splice formed and the clearance fit of the locating hole of spacing seat, armature assembly comprises base, location parent, separation blade, and base center axial position is equipped with the counter bore, and counter bore bottom surface to base bottom surface is equipped with waist shape and leads to the groove, and counter bore and waist shape are led to on the groove is in same central line, and the symmetry is established with there being two screws that are used for fixing the separation blade on the base up end. The utility model discloses practical, effective, reliable, the frock structure of adoption is simple and direct, and manufacturing cycle is short, and is with low costs. The armature assembly of post assembling accords with the designing requirement.
Description
Technical field
The utility model relates to a kind of servo-valve assembly tool and method, especially a kind of spacing press-fitting tool of servo-valve assembly and method.
Background technology
At modern automation control development field, one of servo-valve core product belonging to this field. The function of servo-valve converts the electric current signal of input to mechanical signal, finally exports with the hydraulic pressure signal amplified. Torque motor (hereinafter referred to as motor) is the main composition parts of servo-valve, belongs to first step throw-over gear, is also the core of servo-valve. Its function converts the electric current signal of input to field signal, converts machinery output to by field signal, is called for short electromagnetism machine switching process.
Magnetic machine switching process in motor part structure is designed with a crucial part valve seat armature component (hereinafter referred to as assembly one), the process of its practical function is: the longitudinal both sides of the armature in assembly secure coil assembly up and down and generate magnetic line of force, the magnetizer up and down being simultaneously designed with high magnetic permeability and low-coercivity is positioned at up and down, and longitudinal both sides of armature have magnet steel to strengthen magneticstrength. When the electric current inputting two groups of coils changes the magnetic field of alternation of will surviving, longitudinal position of armature produces to wave with the change in magnetic field, due to warp in spring tubeThe minor diameter of (unit of following Arabic numerals is millimeter entirely), baffle plateSo the baffle plate with armature wringing fit also swings thereupon. The thin-walled position of spring tube then produces flexural deformation and produces reactive force simultaneously, position (namely armature also resets) in the reactive force of received current change elimination spring tube promotes baffle plate to recover.
The part of this assembly and composition has function, the feature of following aspect:
1, armature component (hereinafter referred to as assembly one) claims two matching components, such as Fig. 1, shown in 2, assembles by baffle plate 1, spring tube 2, armature 3 three kinds of parts;
2, its function of the part of assembly one is respectively:
Spring tube 2 selects PH Stainless Steel, the elasticity having had after solution treatment, add its longitudinally 2/3rds middle position be designed to wall thickness only 0.12, more present the elasticity speciality demand of design.
Baffle plate 1 selects precipitation strength type snappiness alloy, and the displacement amount that high Young's modulus, higher elasticity produce changes flow.
What armature 3 was selected is non-retentive alloy, high magnetic permeability and low-coercivity, it is to increase the efficiency of conversion in magnetic field;
3, the spring tube in assembly 1 and baffle plate first implement combination, are set to transition assembly spring tube baffle plate assembly (being called for short assembly two) (Fig. 3). To assembly two be implemented with spring tube 2 cylindrical of baffle plate 1 combination section and hole in armature 3 after axial wringing fit, be namely assembled into into assembly one. Assembly one one-tenth T-shaped shape, armature and level one are horizontal, and spring tube baffle plate assembly becomes vertical one;
4, assembly one is designed with size and dimension positionerror requirement. The outside surface of armature 3 to baffle plate 2 end face axial tolerance of dimension 0.1 (being namely perpendicular to the size outside the spring tube baffle plate assembly end points to armature of armature), to spring tube anotherTolerance of dimension �� 0.1 of cylindrical end face outside. Shaped position error requirements has the inner side end of armature 3 and the plane verticality 0.02 of baffle plate 1 thick 1.5, and plane verticality �� 0.02 of its axial centre line and baffle plate 1 thick 1.5.
Two supporting processes of assembly one, the implementation process of two place's shaped position error requirements, it is necessary to adopt tooling and the method for more complicated technique and configuration precision, can meet the last finished product design requirements in kind of assembly one.
Summary of the invention
The utility model to be provided a kind of servo-valve assembly spacing press-loading process equipment, for assembling armature component, meets design requirements, supporting demand with the finished product material object after satisfied assembling.
For achieving the above object, the technical solution of the utility model is: the spacing press-loading process equipment of a kind of servo-valve assembly, by assembling baffle plate, the frock of spring tube and armature component frock composition, described assembling baffle plate, the frock of spring tube is by limit base, support fixture block forms, described support fixture block radial symmetry be divided into two lobes, intermediate step hole is formed after supporting two lobe synthesis one of fixture block, wherein, step hole big, the cylindrical of small diameter bore and spring tube is big, reduced diameter section running fit, the step that step between small diameter bore and large diameter hole is used between two cylindricals of support spring pipe, the thin-walled position of protection spring tube, the cylindrical formed after supporting two semi-synthetic one of fixture block and the running fit of the pilot hole of limit base, described armature component is made up of pedestal, location parent, gear sheet, described pedestal center axial location is provided with heavy hole, heavy bottom surface, hole to base bottom surface is provided with kidney-shaped groove, and heavy hole and kidney-shaped groove are in the same center line, and on pedestal upper surface, symmetry is established with there being two screws for fixed stop sheet.
The large diameter hole in the intermediate step hole of described support fixture block and spring tubeCylindrical tolerance clearance �� 0.015mm, its small diameter bore and spring tubeBetween cylindrical tolerance clearance 0.03��0.1mm, the cylindrical formed after supporting two semi-synthetic one of fixture block and the gap �� 0.02mm of the pilot hole of limit base.
The height of described pedestal is the verticality < 0.015mm of 30mm, both ends of the surface and cylindrical, and the diameter in the heavy hole on pedestal central shaft isThe degree of depth is 22mm; The external diameter of described kidney-shaped groove isThe groove width of kidney-shaped groove isIt is 0.01mm with the symmetrical degree of pedestal cylindrical.
The beneficial effects of the utility model:
The assembling technique of armature component is practical, effectively, reliably, the tool structure of employing is simple and direct, and the manufacturing cycle is short, and cost is low. Armature component after assembling meets design requirements.
Servo-valve belongs to the product of high, precision and frontier, and high-tech area is widely used, with high content of technology, value costliness. The function of servo-valve forms primarily of two-stage, the power magnification of the conversion of the signal of the first step and the second stage, and what power magnification can arrange again and amplify, so that servo-valve can control, and power output reaches tens, up to a hundred, the topworks of even going up kiloton. The function " magnetic mechanical " of armature component is the important ring in motor " electromagnetic and mechanical " switching process, and the sensitivity of process and management is higher than other assembly and the part of servo-valve by the assembly of " magnetic mechanical " conversion links and part quality, work in-process such as non-retentive alloy are strict especially to the requirement of management, can not collide with, clash into and implement mechanical workout. So 3 kinds of parts of the assembling of armature component and assembly have 2 kinds of critical items listing the work such as technique, management in. " magnetic mechanical " transition function is stablized, for the function-stable of motor is laid a good foundation.
Method of the present utility model is simple to operate, clear, convenient, easily grasp.
Accompanying drawing explanation
Fig. 1 is armature component front view;
Fig. 2 is the upward view of Fig. 1;
Fig. 3 is spring tube baffle plate assembly schematic diagram;
Fig. 4 is baffle plate, spring tube press-fitting tool schematic diagram;
Fig. 5 is armature component press-fitting tool schematic diagram;
Fig. 6 is baffle plate and spring tube assembling process schematic diagram;
Fig. 7 is baffle plate spring tube and armature assembling process schematic diagram.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
Such as Fig. 4, shown in 5, the spacing press-loading process equipment of a kind of servo-valve assembly, is made up of the frock of assembling baffle plate, spring tube and armature component frock.
The frock of assembling baffle plate, spring tube is made up of limit base 5, support fixture block 4. What support fixture block 4 radial symmetry is divided into two lobes, defines step hole after supporting two lobes synthesis one of fixture block 4, its large diameter hole and spring tubeCylindrical tolerance clearance �� 0.015mm, its small diameter bore and spring tube 2Between cylindrical tolerance clearance 0.03��0.1mm, the step between two cylindricals of the step support spring pipe 2 between holes, protects the thin-walled position of spring tube 2. The cylindrical formed after supporting two semi-synthetic one of fixture block 4 and the gap �� 0.02mm of the pilot hole of limit base 5. (see Fig. 4).
The frock (being called for short frock two) of armature component (i.e. armature and the assembling of baffle plate armature) is made up of pedestal 6, location parent 7, gear sheet 8. Pedestal 6 is highly the verticality < 0.015mm of 30mm, both ends of the surface and cylindrical. Pedestal 6 central shaft is diameter to Position DesignThe heavy hole of degree of depth 22mm, below degree of depth 22mm is designed with kidney-shaped groove to base bottom surface, the external diameter of kidney-shaped grooveThe opposite side of kidney-shaped groove With the symmetrical degree 0.01mm of pedestal cylindrical. Susceptor diameterOn medullary ray longitudinally consistent with kidney-shaped groove on the end face of aperture, symmetric design has two screws with fixed stop sheet. The location parent 7 (established technology exemplar) being designed to T-shaped, physical dimension is consistent with armature component, the size of level body Vertical with 31mm �� 10.5mm planar central isCylindrical, high 28.5mm.Outer circular top part 8.5mm scope be processed into thicknessSymmetrical plane, 31mm �� 10.5mm plane to the verticality 0.01mm of 1.5mm symmetrical plane, the longitudinal cenlerline of 31mm �� 10.5mm plane and the verticality �� 0.01mm of 1.5mm symmetrical plane simultaneously. (see Fig. 5).
Assembling implementation step is as follows:
Two lobes are supported inner arc surface big on fixture block 4 by step one, the assembling first implementing armature component, merging clamp springs pipe 2Cylindrical (complete cylindrical one end), step between spring tube 2 liang of cylindricals implements on the interior hole step supporting fixture block 4, then vertically put into the pilot hole of limit base 5 together, get that baffle plate 1 is vertical, thick flat the facing down of 1.5mm puts into spring tube 2 hole, when baffle plate 1Cylindrical and spring tubeAfter hole contacts, with pressing machine, baffle plate 1 convex part is pressed into spring tube 2 and puts down together, take out spring tube baffle plate assembly (claiming assembly three temporarily) and press-fit end. (see Fig. 6).
Step 2, the assembling then implementing armature and assembly three, first by cylindrical portion insertion pedestal 6 hole of location parent 7, after two planes that top 1.5mm is thick enter the waist type groove limit position of pedestal, the longitudinal two sides of tetragonal body being close to location parent 7 with two gear sheets 8, then screw in the fastening two gear sheets 8 of screw by screw. Then taking out location parent 7 and place armature 3, two assembly three (i.e. spring tube baffle plate assembly) is vertical, 1.5mm is thick planes, enter base aperture down behind armature hole. When two planes that assembly three top 1.5mm is thick enter the upper end of waist type groove, assembly threeCylindrical touches armature 3During interior hole (lower end circular diameter is less than upper end), with pressing machine, the convex part of assembly three press-in armature 3 is put down together, shed two gear sheets 8 and take out assembly three and press-fit end. (see Fig. 7).
Claims (3)
1. the spacing press-loading process equipment of servo-valve assembly, by assembling baffle plate, the frock of spring tube and armature component frock composition, it is characterized in that: described assembling baffle plate, the frock of spring tube is by limit base (5), support fixture block (4) composition, described support fixture block (4) radial symmetry be divided into two lobes, intermediate step hole is formed after supporting two lobe synthesis one of fixture block (4), wherein, step hole big, the cylindrical of small diameter bore and spring tube (2) is big, reduced diameter section running fit, the step that step between small diameter bore and large diameter hole is used between two cylindricals of support spring pipe (2), the thin-walled position of protection spring tube (2), the cylindrical formed after supporting two semi-synthetic one of fixture block (4) and the running fit of the pilot hole of limit base (5), described armature component is made up of pedestal (6), location parent (7), gear sheet (8), described pedestal (6) center axial location is provided with heavy hole, heavy bottom surface, hole to base bottom surface is provided with kidney-shaped groove, heavy hole and kidney-shaped groove are in the same center line, and on pedestal (6) upper surface, symmetry is established with there being two screws for fixed stop sheet (8).
2. servo-valve assembly according to claim 1 spacing press-loading process equipment, it is characterised in that: the large diameter hole in the intermediate step hole of described support fixture block (4) and spring tube (2)Cylindrical tolerance clearance �� 0.015mm, its small diameter bore and spring tube (2)Between cylindrical tolerance clearance 0.03��0.1mm, the cylindrical formed after supporting two semi-synthetic one of fixture block (4) and the gap �� 0.02mm of the pilot hole of limit base (5).
3. the spacing press-loading process equipment of servo-valve assembly according to claim 1, it is characterized in that: the height of described pedestal (6) is 30mm, the verticality < 0.015mm of both ends of the surface and cylindrical, the diameter in the heavy hole on pedestal (6) central shaft isThe degree of depth is 22mm; The external diameter of described kidney-shaped groove isThe groove width of kidney-shaped groove isMm is 0.01mm with the symmetrical degree of pedestal (6) cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520932947.6U CN205271378U (en) | 2015-11-20 | 2015-11-20 | Spacing pressure equipment tooling of servovalve subassembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520932947.6U CN205271378U (en) | 2015-11-20 | 2015-11-20 | Spacing pressure equipment tooling of servovalve subassembly |
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| CN205271378U true CN205271378U (en) | 2016-06-01 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105290782A (en) * | 2015-11-20 | 2016-02-03 | 上海衡拓液压控制技术有限公司 | Servo valve assembly limiting and press-fitting process equipment and method |
| CN107984191A (en) * | 2016-10-26 | 2018-05-04 | 北京实验工厂 | One kind is used for servo valve armature component precision press-loading apparatus |
-
2015
- 2015-11-20 CN CN201520932947.6U patent/CN205271378U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105290782A (en) * | 2015-11-20 | 2016-02-03 | 上海衡拓液压控制技术有限公司 | Servo valve assembly limiting and press-fitting process equipment and method |
| CN105290782B (en) * | 2015-11-20 | 2017-12-12 | 上海衡拓液压控制技术有限公司 | The spacing press-loading process equipment of servo valve module and method |
| CN107984191A (en) * | 2016-10-26 | 2018-05-04 | 北京实验工厂 | One kind is used for servo valve armature component precision press-loading apparatus |
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