CN207066650U - A kind of bulb plunger pressure test device - Google Patents
A kind of bulb plunger pressure test device Download PDFInfo
- Publication number
- CN207066650U CN207066650U CN201720653760.1U CN201720653760U CN207066650U CN 207066650 U CN207066650 U CN 207066650U CN 201720653760 U CN201720653760 U CN 201720653760U CN 207066650 U CN207066650 U CN 207066650U
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- CN
- China
- Prior art keywords
- clamping jaw
- handwheel
- pressure
- plunger
- push rod
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- Expired - Fee Related
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model provides a kind of bulb plunger pressure test device, belongs to mechanical equipment technical field.It includes push rod, handwheel, testing pressure head, pressure sensor, the wedge-shaped jacking block of push rod upper end, which can slide up and down, to be arranged in frame, handwheel is rotatably provided in handwheel fulcrum bearing, the stud of handwheel and push rod is threadedly coupled, left journal stirrup and right journal stirrup are hinged in plunger mounting seat by supporting shaft, the lower end of left clamping jaw is provided with left driven skewback, the lower end of right clamping jaw is provided with right driven skewback, the left and right ends of extension spring connect Zola's spring pole and right extension spring pole respectively, locating cone block is provided with the right side of the upper end of left clamping jaw, testing pressure head is provided with the left of the upper end of right clamping jaw, pressure sensor is provided with the inside of testing pressure head, sense one end connection pressure sensor of line, the other end connection pressure display unit of sensor.The utility model is not only quickly realized to bulb plunger pressure test, and bulb plunger loading and unloading are convenient, rational in infrastructure, good reliability.
Description
Technical field
Mechanical equipment technical field is the utility model is related to, more particularly to a kind of bulb plunger pressure test device.
Background technology
Bulb plunger is also spring-loaded plunger, or positioning bead or locating dowel, is that spring is installed inside thread, makes in it
Pearl or pin the setting precompression in portion, the product of upper and lower stroke motion.Suitable for mechanical device, clamp tool, mould, automation
Machinery etc..For bulb plunger as the element that can be provided pressure He be accurately positioned, its fixed form is of all kinds, has greatly forced
With screw-threaded coupling type.Screw thread has two kinds of locking modes of flat recess and interior hexagonal, and the forced shell that has is stainless steel and plastics two
Kind.Cylinder has length in itself, short, standard type, to adapt to pressure and fixed body.Spring is divided into two kinds of light load and heavy duty, ball
Body material has the steel or stainless steel of hardening, and artificial material nylon, acetal resin also can be used（Polyformaldehyde spring assembly）Or
Phenolic resin.These materials, which provide high intensity and durability, enough elasticity, specifically used to see depending on the requirement of stress material,
For example softer metals are necessary using nylon material bulb.Bulb plunger should have accurate end force, by the greatest extent may be used
Bushing fork thickness can be reduced, as far as possible using long high-quality spring, the fatigue of spring can be reduced and increase its service life,
And be easily installed, the height that the bulb of each plunger protrudes from plunger body must be unified, accurate machining control and strict detection
Program, it must ensure that the size difference between each plug bulb protrusion height is maximum and be no more than 0.1mm, some specifications must not surpass
Cross 0.05mm.Because it is very accurate that the pressure needs of each bulb plunger control, before general each bulb plunger is dispatched from the factory
Pressure test will be carried out.Common pressure test device is all driven to test using cylinder in the market, but this
The pressure test device of kind structure is not suitable for the test of bulb plunger.
Utility model content
The purpose of this utility model is to provide a kind of bulb plunger pressure test device, not only quickly realizes to bulb plunger
Pressure test, and bulb plunger loading and unloading are convenient, rational in infrastructure, good reliability.
Technical scheme is used by the utility model solves its technical problem：
A kind of bulb plunger pressure test device, it includes frame, push rod, handwheel, handwheel fulcrum bearing, end cap, fastening spiral shell
Nail, rolling bearing, left clamping jaw, right clamping jaw, left journal stirrup, right journal stirrup, supporting shaft, extension spring, Zola's spring pole, right extension spring pole,
Plunger mounting seat, bulb plunger, testing pressure head, pressure sensor, sensing line, pressure display unit, the push rod include wedge shape and pushed up
Block and stud, the stud are fixed on the lower end of wedge-shaped jacking block, and the wedge-shaped jacking block of the push rod upper end, which can slide up and down, to be arranged on
In frame, the handwheel fulcrum bearing is fixed on the lower end of frame, the end set restraining position ring block of the handwheel, and the handwheel can turn
Dynamic to be arranged in handwheel fulcrum bearing, the rolling bearing is pressed in by end cap on the spacing ring of handwheel end, and the end cap passes through
Trip bolt connects with handwheel fulcrum bearing, and the stud threaded connection of the handwheel and push rod, the plunger mounting seat is fixed on machine
Above frame, the middle-end of the left clamping jaw is provided with left journal stirrup, and the middle-end of the right clamping jaw is provided with right journal stirrup, the left journal stirrup and
Right journal stirrup is hinged in plunger mounting seat by supporting shaft, and the supporting shaft is provided at both ends with limiting plate, the left folder
The lower end of pawl is provided with left driven skewback, and the lower end of the right clamping jaw is provided with right driven skewback, and Zola's spring pole is fixed
In the lower end of left clamping jaw, the right extension spring pole is fixed on the lower end of right clamping jaw, and the left and right ends of the extension spring connect a left side respectively
Extension spring pole and right extension spring pole, the upper end of the plunger mounting seat are provided with plunger mounting hole, bulb plunger insertion plunger peace
Hole is filled, locating cone block is provided with the right side of the upper end of the left clamping jaw, is provided with testing pressure head on the left of the upper end of the right clamping jaw, institute
To state and pressure sensor is provided with the inside of testing pressure head, wire casing is additionally provided with the right clamping jaw, the sensing line passes through wire casing,
Sense one end connection pressure sensor of line, the other end connection pressure display unit of sensor.
Further, it is provided with sliding guide sleeve between the wedge-shaped jacking block of the push rod and frame.
Further, pressure average calculator is provided with the pressure sensor.
Further, the trip bolt is hexagon socket cap head screw.
Further, the rolling bearing is angular contact bearing.
Compared to the prior art the utility model, has advantages below and effect：Handwheel is rotated, because handwheel can not be axial
Mobile, push rod can not rotate, so push rod press against frame and move upwards, the wedge-shaped jacking block of push rod upper end by left driven skewback and
Right driven skewback drives left clamping jaw and right clamping jaw to be swung clockwise and anticlockwise around supporting shaft respectively, and left clamping jaw upper end is determined
Position cone block is caught in the flat recess of bulb plunger left end, the testing pressure head of right clamping jaw upper end and the bulb patch of bulb plunger right-hand member
Close, pressure sensor transmits test pressure value to pressure sensor by sensing line.Every time after the completion of test, hand is rotated backward
Wheel, push rod slide downward, left clamping jaw and right clamping jaw realize the release to bulb plunger in the presence of extension spring, are easy to bulb plunger
Loading and unloading.Be provided with sliding guide sleeve between the wedge-shaped jacking block and frame of push rod, reduce push rod wedge-shaped jacking block and frame it
Between abrasion, be advantageous to push rod up and down easy motion.Rolling bearing is pressed in by end cap on the spacing ring of handwheel end, the axis of rolling
Hold as angular contact bearing, warp-wise load and axial load can be born simultaneously, ensure that handwheel smooth rotation, good reliability.Pressure
Pressure average calculator is provided with force snesor, realizes the calculating of each bulb plunger test pressure, it is reliable to improve test
Property.The utility model is not only quickly realized to bulb plunger pressure test, and bulb plunger loading and unloading are convenient, rational in infrastructure,
Good reliability.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the utility model Fig. 1 partial enlarged drawing A.
Fig. 3 is the utility model Fig. 1 B-B direction sectional view.
In figure：1. frame, 2. push rods, 3. handwheels, 4. handwheel fulcrum bearings, 5. end caps, 6. trip bolts, 7. rolling bearings,
8. left clamping jaw, 9. right clamping jaws, 10. left journal stirrups, 11. right journal stirrups, 12. supporting shafts, 13. extension springs, 14. Zola's spring poles, 15. is right
Extension spring pole, 16. plunger mounting seats, 17. bulb plungers, 18. testing pressure heads, 19. pressure sensors, 20. sensing lines, 21. pressures
Power display, 22. wedge-shaped jacking blocks, 23. studs, 24. spacing rings, 25. limiting plates, 26. left driven skewbacks, 27. right driven skewbacks,
28. plunger mounting hole, 29. locating cone blocks, 30. wire casings, 31. sliding guide sleeves, 32. bulb plungers.
Embodiment
Below in conjunction with the accompanying drawings and the utility model is described in further detail by embodiment, and following examples are pair
It is of the present utility model explanation and the utility model is not limited to following examples.
As shown in Figure 1, Figure 2 and Figure 3, a kind of bulb plunger pressure test device, it include frame 1, push rod 2, handwheel 3,
Handwheel fulcrum bearing 4, end cap 5, trip bolt 6, rolling bearing 7, left clamping jaw 8, right clamping jaw 9, left journal stirrup 10, right journal stirrup 11, supporting
Bearing pin 12, extension spring 13, Zola's spring pole 14, right extension spring pole 15, plunger mounting seat 16, bulb plunger 17, testing pressure head 18, pressure
Force snesor 19, sensing line 20, pressure display unit 21, the push rod 2 include wedge-shaped jacking block 22 and stud 23, and the stud 23 is solid
The lower end of wedge-shaped jacking block 22 is scheduled on, the wedge-shaped jacking block 22 of the upper end of push rod 2, which can slide up and down, to be arranged in frame 1, the top
Sliding guide sleeve 31 is provided between the wedge-shaped jacking block 22 and frame 1 of bar 2, is reduced between the wedge-shaped jacking block 22 of push rod 2 and frame 1
Abrasion, be advantageous to push rod easy motion about 2.The handwheel fulcrum bearing 4 is fixed on the lower end of frame 1, the end of the handwheel 3
Portion sets restraining position ring block 24, and the handwheel 3 is rotatably provided in handwheel fulcrum bearing 4, and the rolling bearing 7 is pressed by end cap 5
On the spacing ring 24 of the end of handwheel 3, the rolling bearing 7 is angular contact bearing, can bear warp-wise load and axial direction simultaneously
Load, it ensure that the smooth rotation of handwheel 3, good reliability.The end cap 5 is connected by trip bolt 6 and handwheel fulcrum bearing 4, institute
It is hexagon socket cap head screw to state trip bolt 6, unclamps and tightens all very convenient.The spiral shell of stud 23 of the handwheel 3 and push rod 2
Line connects, and the plunger mounting seat 16 is fixed on the top of frame 1, and the middle-end of the left clamping jaw 8 is provided with left journal stirrup 10, the right side
The middle-end of clamping jaw 9 is provided with right journal stirrup 11, and the left journal stirrup 10 and right journal stirrup 11 are hinged on plunger by supporting shaft 12 and installed
On seat 16, the supporting shaft 12 is provided at both ends with limiting plate 25, effectively prevents left journal stirrup 10 and right journal stirrup 11 from departing from supporting
Bearing pin 12, it ensure that left clamping jaw 8 and right clamping jaw 9 smooth motion.The lower end of the left clamping jaw 8 is provided with left driven skewback 26, institute
The lower end for stating right clamping jaw 9 is provided with right driven skewback 27, and Zola's spring pole 14 is fixed on the lower end of left clamping jaw 8, the right side
Extension spring pole 15 is fixed on the lower end of right clamping jaw 9, and the left and right ends of the extension spring 13 connect Zola's spring pole 14 and right drawing respectively
Spring pole 15, the upper end of the plunger mounting seat 16 are provided with plunger mounting hole 28, and bulb plunger 17 inserts plunger mounting hole 28,
Locating cone block 29 is provided with the right side of the upper end of the left clamping jaw 8, testing pressure head 18 is provided with the left of the upper end of the right clamping jaw 9,
The inner side of the testing pressure head 18 is provided with pressure sensor 19, and wire casing 30, the sensing line are additionally provided with the right clamping jaw 9
20 pass through wire casing 30, one end connection pressure sensor 19 of sensing line 20, the other end connection pressure display unit 21 of sensor 20.
Pressure average calculator is provided with the pressure sensor 19, realizes the calculating of each test pressure of bulb plunger 17, is improved
Testing reliability.
Pass through above-mentioned technical proposal, a kind of bulb plunger pressure test device of the utility model in use, rotate handwheel 3,
Because handwheel 3 can not move axially, push rod 2 can not rotate, so push rod 2 press against frame 1 and move upwards, the wedge of the upper end of push rod 2
Shape jacking block 22 drives left clamping jaw 8 and right clamping jaw 9 around supporting shaft 12 respectively by left driven skewback 26 and right driven skewback 27
Swing clockwise and anticlockwise, the locating cone block 29 of the left upper end of clamping jaw 8 is caught in the flat recess of the left end of bulb plunger 17, right clamping jaw
Test pressure value is passed through sensing by the testing pressure head 18 of 9 upper ends and the bulb fitting of the right-hand member of bulb plunger 17, pressure sensor 19
Line 20 is transmitted to pressure sensor 19.Every time after the completion of test, handwheel 3, the slide downward of push rod 2, left clamping jaw 8 and the right side are rotated backward
Clamping jaw 9 realizes the release to bulb plunger 17 in the presence of extension spring 13, is easy to the loading and unloading of bulb plunger 17.The utility model
It is not only quick to realize to the pressure test of bulb plunger 17, and the loading and unloading of bulb plunger 17 are convenient, rational in infrastructure, good reliability.
Above content described in this specification is only to the utility model example explanation.The utility model
Person of ordinary skill in the field can make various modifications or supplement to described specific embodiment or using class
As mode substitute, content without departing from the utility model specification or surmount model defined in the claims
Enclose, the scope of protection of the utility model all should be belonged to.
Claims (5)
- A kind of 1. bulb plunger pressure test device, it is characterised in that：It includes frame, push rod, handwheel, handwheel fulcrum bearing, end Lid, trip bolt, rolling bearing, left clamping jaw, right clamping jaw, left journal stirrup, right journal stirrup, supporting shaft, extension spring, Zola's spring pole, the right side Extension spring pole, plunger mounting seat, bulb plunger, testing pressure head, pressure sensor, sensing line, pressure display unit, the push rod bag Wedge-shaped jacking block and stud are included, the stud is fixed on the lower end of wedge-shaped jacking block, and the wedge-shaped jacking block of the push rod upper end can go up downslide Dynamic to be arranged in frame, the handwheel fulcrum bearing is fixed on the lower end of frame, and the end set restraining position ring block of the handwheel is described Handwheel is rotatably provided in handwheel fulcrum bearing, and the rolling bearing is pressed in by end cap on the spacing ring of handwheel end, described End cap is connected by trip bolt with handwheel fulcrum bearing, the stud threaded connection of the handwheel and push rod, the plunger mounting seat It is fixed on above frame, the middle-end of the left clamping jaw is provided with left journal stirrup, and the middle-end of the right clamping jaw is provided with right journal stirrup, described Left journal stirrup and right journal stirrup are hinged in plunger mounting seat by supporting shaft, and the supporting shaft is provided at both ends with limiting plate, The lower end of the left clamping jaw is provided with left driven skewback, and the lower end of the right clamping jaw is provided with right driven skewback, Zola's spring Pole is fixed on the lower end of left clamping jaw, and the right extension spring pole is fixed on the lower end of right clamping jaw, the left and right ends point of the extension spring Not Lian Jie Zola's spring pole and right extension spring pole, the upper end of the plunger mounting seat is provided with plunger mounting hole, and bulb plunger is inserted Enter plunger mounting hole, locating cone block is provided with the right side of the upper end of the left clamping jaw, survey is provided with the left of the upper end of the right clamping jaw Pressure text head, pressure sensor is provided with the inside of the testing pressure head, wire casing, the sensing line are additionally provided with the right clamping jaw Through wire casing, the one end for sensing line connects pressure sensor, the other end connection pressure display unit of sensor.
- A kind of 2. bulb plunger pressure test device according to claim 1, it is characterised in that：The wedge shape top of the push rod Sliding guide sleeve is provided between block and frame.
- A kind of 3. bulb plunger pressure test device according to claim 1, it is characterised in that：On the pressure sensor It is provided with pressure average calculator.
- A kind of 4. bulb plunger pressure test device according to claim 1, it is characterised in that：The trip bolt is interior Hexagonal cylindrical head screw.
- A kind of 5. bulb plunger pressure test device according to claim 1, it is characterised in that：The rolling bearing is angle Contact bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720653760.1U CN207066650U (en) | 2017-06-07 | 2017-06-07 | A kind of bulb plunger pressure test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720653760.1U CN207066650U (en) | 2017-06-07 | 2017-06-07 | A kind of bulb plunger pressure test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207066650U true CN207066650U (en) | 2018-03-02 |
Family
ID=61505431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720653760.1U Expired - Fee Related CN207066650U (en) | 2017-06-07 | 2017-06-07 | A kind of bulb plunger pressure test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207066650U (en) |
-
2017
- 2017-06-07 CN CN201720653760.1U patent/CN207066650U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180302 Termination date: 20180607 |