CN107144386A - A kind of bulb plunger pressure test device - Google Patents
A kind of bulb plunger pressure test device Download PDFInfo
- Publication number
- CN107144386A CN107144386A CN201710422119.1A CN201710422119A CN107144386A CN 107144386 A CN107144386 A CN 107144386A CN 201710422119 A CN201710422119 A CN 201710422119A CN 107144386 A CN107144386 A CN 107144386A
- Authority
- CN
- China
- Prior art keywords
- clamping jaw
- handwheel
- pressure
- plunger
- push rod
- 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.)
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0028—Force sensors associated with force applying means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0061—Force sensors associated with industrial machines or actuators
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- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The present invention 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 be slided up and down, to be arranged in frame, handwheel is rotatably provided in handwheel fulcrum bearing, the stud threaded connection of handwheel and push rod, 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 present invention is not only quick to be realized to bulb plunger pressure test, and bulb plunger loading and unloading are convenient, rational in infrastructure, good reliability.
Description
Technical field
The present invention relates to mechanical equipment technical field, 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
The pearl or pin in portion set the product of precompression, up and down stroke motion.Suitable for mechanical device, clamp tool, mould, automation
Machinery etc..Bulb plunger is as the element that can be provided pressure He be accurately positioned, and 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 forced has shell to be 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 light load and two kinds of heavy duty, ball
Body material has the steel or stainless steel of hardening, it is also possible to use artificial material nylon, acetal resin（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, must ensure that the size difference maximum between each plug bulb protrusion height is no more than 0.1mm, some specifications must not surpass
Cross 0.05mm.Because the pressure of each bulb plunger needs the very accurate of control, before typically each bulb plunger is dispatched from the factory
Pressure test will be carried out.Common pressure test device is all tested using cylinder driving in the market, but this
The pressure test device for planting structure is not suitable for the test of bulb plunger.
The content of the invention
It is an object of the invention to provide a kind of bulb plunger pressure test device, not only quickly realize to bulb plunger pressure
Test, and bulb plunger loading and unloading are convenient, rational in infrastructure, good reliability.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of bulb plunger pressure test device, it includes frame, push rod, handwheel, handwheel fulcrum bearing, end cap, trip bolt, rolling
Dynamic 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 peace
Seat, bulb plunger, testing pressure head, pressure sensor, sensing line, pressure display unit are filled, the push rod includes wedge-shaped jacking block and spiral shell
Post, 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, which can be slided up and down, to be arranged in frame,
The handwheel fulcrum bearing is fixed on the lower end of frame, and the end of the handwheel sets restraining position ring block, and the handwheel is rotatably set
In handwheel fulcrum bearing, the rolling bearing is pressed in by end cap on the spacing ring of handwheel end, and the end cap is by fastening spiral shell
Nail and the connection of handwheel fulcrum bearing, the stud threaded connection of the handwheel and push rod, the plunger mounting seat are 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, the left journal stirrup and right journal stirrup
It is hinged on by supporting shaft in plunger mounting seat, the supporting shaft is provided at both ends with limiting plate, the left clamping jaw
End 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 on left folder
The lower end of pawl, 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 Zola's spring branch respectively
Bar and right extension spring pole, the upper end of the plunger mounting seat are provided with plunger mounting hole, bulb plunger insertion plunger mounting hole, institute
It is provided with the right side of the upper end for stating left clamping jaw on the left of locating cone block, the upper end of the right clamping jaw and is provided with testing pressure head, the test
It is provided with the inside of pressure head on pressure sensor, the right clamping jaw and is additionally provided with wire casing, the sensing line passes through wire casing, senses line
One end connection pressure sensor, sensor the other end connection pressure display unit.
Further, it is provided with sliding guide sleeve between the wedge-shaped jacking block and frame of the push rod.
Further, it is provided with pressure average calculator on the pressure sensor.
Further, the trip bolt is hexagon socket cap head screw.
Further, the rolling bearing is angular contact bearing.
The present invention compared to the prior art, with advantages below and effect：Handwheel is rotated, because handwheel can not be moved axially
Dynamic, push rod can not be rotated, so push rod press against frame and move upwards, the wedge-shaped jacking block of push rod upper end passes through left driven skewback and the right side
Driven skewback drives left clamping jaw and right clamping jaw to be swung clockwise and anticlockwise around supporting shaft respectively, the positioning of left clamping jaw upper end
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 laminating of bulb plunger right-hand member,
Pressure sensor transmits test pressure value to pressure sensor by sensing line.Every time after the completion of test, handwheel is rotated backward,
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.Sliding guide sleeve is provided between the wedge-shaped jacking block and frame of push rod, is reduced between the wedge-shaped jacking block of push rod and frame
Abrasion, be conducive to easy motion above and below push rod.Rolling bearing is pressed in by end cap on the spacing ring of handwheel end, rolling bearing
For angular contact bearing, warp-wise load and axial load can be born simultaneously, it is ensured that handwheel smooth rotation, good reliability.Pressure
Covers disposed on sensor is equipped with pressure average calculator, realizes the calculating of each bulb plunger test pressure, improves testing reliability.
The present invention is not only quick to be realized to bulb plunger pressure test, and bulb plunger loading and unloading are convenient, rational in infrastructure, reliability
It is good.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Fig. 2 is Fig. 1 of the present invention partial enlarged drawing A.
Fig. 3 is Fig. 1 of the present invention 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 present invention is described in further detail by embodiment, following examples are to this hair
Bright explanation and the invention is not limited in 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 consolidated
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 be slided 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 conducive 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, and warp-wise load and axial direction can be born simultaneously
Load, it is ensured 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
Trip bolt 6 is stated for hexagon socket cap head screw, unclamps and tightens all very convenient.The spiral shell of stud 23 of the handwheel 3 and push rod 2
Line is connected, 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 is ensured 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 is provided with plunger mounting hole 28, and bulb plunger 17 inserts plunger mounting hole 28,
It is provided with the right side of the upper end of the left clamping jaw 8 on the left of locating cone block 29, the upper end of the right clamping jaw 9 and is provided with testing pressure head 18,
The inner side of the testing pressure head 18 is provided with pressure sensor 19, the right clamping jaw 9 and is additionally provided with wire casing 30, the sensing line
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, the calculating of each test pressure of bulb plunger 17 is realized, improved
Testing reliability.
By above-mentioned technical proposal, a kind of bulb plunger pressure test device of the invention in use, rotate handwheel 3 because
Handwheel 3 can not be moved axially, and push rod 2 can not be rotated, so push rod 2 press against the motion upwards of frame 1, the wedge shape top of the upper end of push rod 2
Block 22 drives left clamping jaw 8 and right clamping jaw 9 around the up time of supporting shaft 12 respectively by left driven skewback 26 and right driven skewback 27
Pin and counter-clockwise swing, the locating cone block 29 of the left upper end of clamping jaw 8 are caught in the flat recess of the left end of bulb plunger 17, on right clamping jaw 9
The testing pressure head 18 at end and the bulb laminating of the right-hand member of bulb plunger 17, pressure sensor 19 is by test pressure value by sensing line 20
Transmit 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 right clamping jaw are rotated backward
9 realize the release to bulb plunger 17 in the presence of extension spring 13, are easy to the loading and unloading of bulb plunger 17.The present invention is not only quick
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 illustration made for the present invention.Technology belonging to of the invention
The technical staff in field can make various modifications or supplement to described specific embodiment or use similar mode
Substitute, content without departing from description of the invention or surmount scope defined in the claims, this all should be belonged to
The protection domain of invention.
Claims (5)
1. a kind of 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 of the handwheel sets restraining position ring block, 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 and 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 be 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 to be provided with the right side of plunger mounting hole, the upper end of the left clamping jaw on the left of locating cone block, the upper end of the right clamping jaw and be provided with survey
It is provided with the inside of pressure text head, the testing pressure head on pressure sensor, the right clamping jaw and is additionally provided with wire casing, the sensing line
Through wire casing, one end connection pressure sensor of sensing line, the other end connection pressure display unit of sensor.
2. a kind of 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.
3. a kind of 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.
4. a kind of bulb plunger pressure test device according to claim 1, it is characterised in that：The trip bolt is interior
Hexagonal cylindrical head screw.
5. a kind of 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 |
|---|---|---|---|
| CN201710422119.1A CN107144386A (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 |
|---|---|---|---|
| CN201710422119.1A CN107144386A (en) | 2017-06-07 | 2017-06-07 | A kind of bulb plunger pressure test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107144386A true CN107144386A (en) | 2017-09-08 |
Family
ID=59779661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710422119.1A Withdrawn CN107144386A (en) | 2017-06-07 | 2017-06-07 | A kind of bulb plunger pressure test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107144386A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110000723A (en) * | 2019-03-27 | 2019-07-12 | 巨力自动化设备（浙江）有限公司 | Armature high-frequency heating oil removing fixture |
-
2017
- 2017-06-07 CN CN201710422119.1A patent/CN107144386A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110000723A (en) * | 2019-03-27 | 2019-07-12 | 巨力自动化设备（浙江）有限公司 | Armature high-frequency heating oil removing fixture |
| CN110000723B (en) * | 2019-03-27 | 2024-03-26 | 巨力自动化设备（浙江）有限公司 | Clamp for high-frequency heating and oil removal of armature |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170908 |