CN207171144U - Servo valve feedback component Welding device - Google Patents
Servo valve feedback component Welding device Download PDFInfo
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- CN207171144U CN207171144U CN201720855546.4U CN201720855546U CN207171144U CN 207171144 U CN207171144 U CN 207171144U CN 201720855546 U CN201720855546 U CN 201720855546U CN 207171144 U CN207171144 U CN 207171144U
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- push rod
- part rack
- lever
- servo valve
- bottom plate
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Abstract
It the utility model is related to a kind of servo valve feedback component automatic brazing welder,Including carriage assembly,Can self falling retaining mechanism,At least one carriage assembly is arranged between part rack and bottom plate,On part rack equipped with can self falling retaining mechanism,The base of carriage assembly is fixed on bottom plate,Base is built with support bar,Support bar top radial ball bearing is installed by alignment pin,Radial ball bearing contacts connection with part rack lower plane,Can self falling retaining mechanism cast iron positioning sleeve be arranged on part rack in,Push rod is provided with before cast iron positioning sleeve,Push rod passes through installation set,Pressing plate and soket head cap screw are arranged on part rack,Spring is cased with push rod,Push rod rearward end is connected with lever,Lever is connected to pressing plate by pin,Part rack, which is located at below lever side, is equipped with fixed mount,And fixed mount is fixedly connected on bottom plate.The device can ensure that keeps high accuracy that three kinds of parts are welded into a kind of component by relative position, realizes the specific function of feedback spring component.
Description
Technical field
A kind of welder, especially a kind of welder for servo valve feedback component are the utility model is related to, is belonged to
In servo valve feedback component welding technology field.
Background technology
In modern automation control development field, servo valve belongs to one of the core product in the field.The function of servo valve
It is that the current signal of input is converted into mechanical signal, is finally exported with the hydraulic pressure signal of amplification.Torque-motor（Hereinafter referred to as horse
Reach）It is the main building block of servo valve, belongs to first order switching mechanism, and the core of servo valve.Its function is by input
Current signal is converted into magnetic field signal, and mechanical output is converted into by magnetic field signal, referred to as electric --- magnetic --- machine transfer process.
Magnetic in motor part structure --- machine transfer process is designed with a crucial piece number --- feedback spring component
（Hereinafter referred to as component）, it realizes that the process of function is：When motor coil inputs control electric current, the control magnetic generated on armature
It is logical to be interacted with permanent magnet flux, a torque is then produced on armature, promotes armature, bourdon tube, nozzle assembly to deflect one
It is proportional to the low-angle of torque.By the deflection of nozzle at high speeds jet so that the cavity pressure of recipient one raises, another cavity pressure drop
Low, the valve element both ends for connecting this two chamber form pressure difference, and valve core movement is until torque and motor torque caused by feedback spring component
Balance each other, make untill nozzle is returned to the centre position of two recipients.
The component has following processing difficulties：Spring wire and spring leaf, sleeve pipe need disposable welding to complete with spring leaf.
The endoporus of sleeve pipe has depth of parallelism 0.05mm requirements with spring wire simultaneously.Welding is completed, and requires that hardness reaches after carrying out artificial aging
（36~42）HRC, under specific load, stand under load amount of deflection is small and control range is small, amount of deflection（590~640）μm.（Referring to Fig. 1,2,
3）
The part of the component and composition has function, the feature of following aspect：
1st, feedback spring component is welded by 22 3 kinds of spring leaf 20, spring wire 21, sleeve pipe parts.
2nd, its function of the part of component is respectively：
Spring leaf 20, spring wire 21, extraordinary beryllium-bronze material of the choosing of sleeve pipe 22 containing a small amount of Be.The material passes through hot-working
After solution treatment, the structural homogenity of alloy under conditions of alloy mechanical property is not reduced, can be improved, it is strong to improve fatigue
Degree, alloy has good elastic stability and small elastic hysteresis after making Ageing Treatment.The alloy is important high resiliency and height
Structural material, the functional material of intensity.
Therefore it is anti-after welding to meet, it is necessary to manufacture and design a kind of servo valve feedback component automatic brazing welder
Feedback spring assembly meets design requirement, supporting demand.
The content of the invention
The utility model is to provide for a kind of servo valve feedback component automatic brazing welder, with meet weld after into
Product material object meets design requirement, supporting demand.
The technical solution of the utility model：A kind of servo valve feedback component automatic brazing welder, including carriage assembly,
Can self falling retaining mechanism, part rack, at least one carriage assembly be arranged between part rack and bottom plate, on part rack
Equipped with can self falling retaining mechanism, the carriage assembly is made up of base, support bar, alignment pin, radial ball bearing, base
Be fixed on bottom plate, for base built with support bar, radial ball bearing is installed in support bar top by alignment pin, radial ball bearing with
The contact connection of part rack lower plane, makes to form rolling friction between part rack and radial ball bearing；It is described can self falling lock
Tight mechanism is made up of fixed mount, lever, pin, pressing plate, soket head cap screw, spring, installation set, push rod, cast iron positioning sleeve, cast iron
Positioning sleeve is arranged in part rack, and push rod is provided with before cast iron positioning sleeve, and push rod is pacified by installation set, pressing plate and soket head cap screw
On part rack, spring is cased with push rod, push rod is clamped cast iron positioning sleeve, push rod using elastic force by installation set with spring
Rearward end is connected with lever, and lever is connected to pressing plate by pin, and part rack, which is located at below lever side, is equipped with fixed mount, and solid
Determine frame to be fixedly connected on bottom plate.
The interior hexagonal adjusting screw for being used for adjusting support bar height is provided between the base and support bar.
Two secondary carriage assemblies are connected between the part rack and bottom plate.
The cylindricity of the push rod is 0.01mm, between push rod and installation set gap coordinate, its gap be 0.03~
0.05mm, the total travel of push rod is 2.3mm.
Lever upper surface inclination angle is with a vertical 28 °, and lower surface inclination angle is from the horizontal by 31 °.
The beneficial effects of the utility model：
Feedback spring components welding can be improved using servo valve feedback component automatic brazing welder of the present utility model
Uniformity, improve quality, welding efficiency, reduce production cost.Feedback spring component after welding meets design requirement.And
Servo valve feedback component automatic brazing welder of the present utility model is simple, convenient, easy grasp.The present apparatus is able to ensure that
Product meets design requirement, and effectively reliable qualification rate is more than 98%.
Brief description of the drawings
Fig. 1 is feedback spring modular construction front view；
Fig. 2 is Fig. 1 left view；
Fig. 3 is Fig. 1 top view；
Fig. 4 is servo valve feedback component automatic brazing welder structural front view of the present utility model；
Fig. 5 be in Fig. 4 A to revolved view；
Fig. 6 is carriage assembly structure sectional view；
Fig. 7 be can self falling retaining mechanism sectional view.
Embodiment
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
Such as Fig. 4, shown in 5, a kind of servo valve feedback component automatic brazing welder, including carriage assembly 100, can be voluntarily
The retaining mechanism 200 to come off.At least one carriage assembly 100 is arranged between part rack 10 and bottom plate, is equipped with part rack 10
Can self falling retaining mechanism 200.
As shown in fig. 6, carriage assembly 100 is adjusted by base 1, support bar 2, alignment pin 3, radial ball bearing 4 and interior hexagonal
Screw 5 forms..Base 1 is fixed on bottom plate, base 1 built with support bar 2, the top of support bar 2 by alignment pin 3 install to
Heart ball bearing 4, radial ball bearing 4 contact connection with the lower plane of part rack 10, make to form rolling between part rack and radial ball bearing 4
Radial ball bearing 4 is fixed in support bar 2 by dynamic friction, alignment pin 3, and the one side of radial ball bearing 4 enables part rack 10 to put down
It is steady mobile, on the other hand make the sliding friction of part rack 10 turn into rolling friction, so as to reach the purpose for reducing frictional force.
Interior hexagonal adjusting screw 5 is provided between base 1 and support bar 2.It is high that interior hexagonal adjusting screw 5 plays adjustment cradling piece
Degree acts on.
In order to reduce pressure of the part rack 10 in horizontal step motor 400, shaken when preventing part rack 10 from moving, with two
Secondary carriage assembly 100 supports part rack 10.
As shown in fig. 7, can self falling retaining mechanism 200 by fixed mount 11, lever 12, pin 13, pressing plate 14, interior six
Angle screw 15, spring 16, installation set 17, push rod 18, cast iron positioning sleeve 19 form, and cast iron positioning sleeve 19 is arranged on part rack 10
In, cast iron positioning sleeve 19 is above provided with push rod 18, and push rod 18 is arranged on zero by installation set 17, pressing plate 14 and soket head cap screw 15
On part frame 10, spring 16 is cased with push rod 18, push rod 18 is clamped cast iron using elastic force by installation set 17 with spring 16 and positions
Set 19, the rearward end of push rod 18 is connected with lever 12, and lever 12 is connected to pressing plate 14 by pin 13, and part rack 10 is located at lever 12
Fixed mount 11 is housed, and fixed mount 11 is fixedly connected on bottom plate below side.
The cylindricity of push rod 18 is 0.01mm, and push rod 18 coordinates with the gap of installation set 17（0.03~0.05）Mm, Ke Yibao
It is vertical with cast iron positioning sleeve to demonstrate,prove push rod, while interference will not be produced.Under off working state, the gap of push rod 18 and fixed mount 11
0.5mm, the total travel of push rod 18 are 2.3mm.Pressing plate 14 is fixed on part rack 10 by push rod 18, and pin 13 installs lever 12
Onto pressing plate 14.The upper surface inclination angle of lever 12 is with a vertical 28 °, and lower surface inclination angle is from the horizontal by 31 °.
When part rack 10, which moves to lever 12, is collided with fixed mount 11, according to lever principle, lever 12 drives push rod 18
Travel forward, push rod 18 is opened, and the feedback component on cast iron positioning sleeve 19 and cast iron positioning sleeve 19 can be fallen under bottom plate moment
0 DEG C of frozen water in, welding position is quickly cooled down.
As shown in Figure 1 to Figure 3, feedback spring component is used the silver of higher-strength by spring leaf 20, spring wire 21, sleeve pipe 22
Solder is welded.Welding position must a rapid welding completion at the two of feedback spring component.
It is as follows to weld implementation steps
Step 1: be first according to installation diagram and drawing requirement, by can self falling retaining mechanism 200, carriage assembly
100th, welding gun 300, square assembled and debugged to the spare part such as stepper motor 400 and the stepper motor of vertical direction 500.
Step 2: silver soldering piece is respectively fitted over the root of spring wire 21 and the root of sleeve pipe 22.Then by spring wire 21 and sleeve pipe
22 are attached separately in the hole of spring leaf 20.Special soldering paste is uniformly applied in silver soldering piece.
Step 3: carry out automatic welding using servo valve feedback component automatic brazing welder.During welding, horizontal direction
Stepper motor 400 and the stepper motor of vertical direction 500 can link, and can reach disposable welding more than one piece feedback spring group
Part purpose.
Claims (5)
1. a kind of servo valve feedback component automatic brazing welder, including carriage assembly (100), can self falling locking machine
Structure (200), part rack (10), it is characterised in that：At least one carriage assembly (100) is arranged between part rack 10 and bottom plate,
On part rack (10) equipped with can self falling retaining mechanism (200), the carriage assembly (100) is by base (1), support bar
(2), alignment pin (3), radial ball bearing (4) composition, base (1) are fixed on bottom plate, and base (1) is built with support bar (2), branch
Radial ball bearing (4) is installed in strut (2) top by alignment pin (3), and radial ball bearing (4) contacts with part rack (10) lower plane
Connection, makes to form rolling friction between part rack and radial ball bearing (4)；It is described can self falling retaining mechanism (200) by
Fixed mount (11), lever (12), pin (13), pressing plate (14), soket head cap screw (15), spring (16), installation set (17), push rod
(18), cast iron positioning sleeve (19) is formed, and cast iron positioning sleeve (19) is arranged in part rack (10), and cast iron positioning sleeve (19) is above set
There is push rod (18), push rod (18) is arranged on part rack (10) by installation set (17), pressing plate (14) and soket head cap screw (15),
Spring (16) is cased with push rod (18), push rod (18) is clamped cast iron using elastic force by installation set (17) with spring (16) and positions
Cover (19), push rod (18) rearward end is connected with lever (12), and lever (12) is connected to pressing plate (14), part rack by pin (13)
(10) fixed mount (11) is housed below lever (12) side, and fixed mount (11) is fixedly connected on bottom plate.
2. servo valve feedback component automatic brazing welder according to claim 1, it is characterised in that：The base
(1) the interior hexagonal adjusting screw (5) for being used for adjusting support bar (2) height is provided between support bar (2).
3. servo valve feedback component automatic brazing welder according to claim 1, it is characterised in that：The part rack
(10) two secondary carriage assemblies (100) are connected between bottom plate.
4. servo valve feedback component automatic brazing welder according to claim 1, it is characterised in that：The push rod
(18) cylindricity is 0.01mm, between the push rod (18) and installation set (17) gap coordinate, its gap be 0.03~
0.05mm, the total travel of the push rod (18) is 2.3mm.
5. servo valve feedback component automatic brazing welder according to claim 1, it is characterised in that：The lever
(12) upper surface inclination angle is with a vertical 28 °, and lower surface inclination angle is from the horizontal by 31 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720855546.4U CN207171144U (en) | 2017-07-14 | 2017-07-14 | Servo valve feedback component Welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720855546.4U CN207171144U (en) | 2017-07-14 | 2017-07-14 | Servo valve feedback component Welding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207171144U true CN207171144U (en) | 2018-04-03 |
Family
ID=61736824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720855546.4U Active CN207171144U (en) | 2017-07-14 | 2017-07-14 | Servo valve feedback component Welding device |
Country Status (1)
| Country | Link |
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| CN (1) | CN207171144U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107175380A (en) * | 2017-07-14 | 2017-09-19 | 上海衡拓液压控制技术有限公司 | Servo valve feedback component Welding device |
-
2017
- 2017-07-14 CN CN201720855546.4U patent/CN207171144U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107175380A (en) * | 2017-07-14 | 2017-09-19 | 上海衡拓液压控制技术有限公司 | Servo valve feedback component Welding device |
| CN107175380B (en) * | 2017-07-14 | 2023-09-05 | 上海衡拓液压控制技术有限公司 | Servo valve feedback assembly brazing welding device |
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