CN203274626U - Quick precision gauge for power steering pump floating piston - Google Patents
Quick precision gauge for power steering pump floating piston Download PDFInfo
- Publication number
- CN203274626U CN203274626U CN 201320106956 CN201320106956U CN203274626U CN 203274626 U CN203274626 U CN 203274626U CN 201320106956 CN201320106956 CN 201320106956 CN 201320106956 U CN201320106956 U CN 201320106956U CN 203274626 U CN203274626 U CN 203274626U
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- sleeve
- floating piston
- inner sleeve
- outer sleeve
- sounding rod
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a quick precision gauge for a power steering pump floating piston. The quick precision gauge comprises a dial indicator, an inner sleeve and an outer sleeve, wherein the dial indicator comprises a sleeve and a measuring rod, the outer peripheral side of the sleeve is fixedly connected with the inner peripheral side of the outer sleeve; a compressed elastic member is arranged between the inner sleeve and the measuring rod, an adjusting rod is additionally arranged, and two side sleeve walls of the outer sleeve are axially provided with strip-shaped sliding grooves respectively; the adjusting rod penetrates through the inner sleeve and the two strip-shaped sliding grooves in the radial direction and is fixedly connected with the inner sleeve; and the adjusting rod can move back and forth in the strip-shaped grooves by a certain distance, and when the adjusting rod stops at the ends, which are back to the dial indictor, of the strip-shaped sliding grooves, one end of the compressed elastic member is contacted with one end of the measuring rod, and the other end of the compressed elastic member is contacted with one end of the inner sleeve. The quick precision gauge disclosed by the utility model is simple to operate and use, can detect the height of an inner cylinder of the power steering pump floating piston accurately and quickly with the measurement accuracy reaching 100%, thereby reducing the labor cost, and improving the measurement efficiency.
Description
Technical field
The utility model relates to a kind of detection tool, specifically relates to the quick precision gauge of a kind of power assistance pump for steering floating piston.
Background technology
Power assistance pump for steering is the vitals in automobile steering system, is used for controlling the oil pressure in steering, guarantees the security that turns to.Power assistance pump for steering uses floating piston usually, as shown in Figure 1, this floating piston 50 comprises cock body 503, interior cylinder 501 and the outside cylinder 502 of integrated molding, the outside cylinder concentric locking collar is outside interior cylinder, interior cylinder one end outer circumferential side is connected by cock body with the interior all sides in outside cylinder middle part, when this floating piston product is carried out quality testing, need to detect the cock body plane to the height of outside cylinder one end, the utility model is referred to as interior cylinder height.Detection for interior cylinder height, prior art uses vernier height gauge to measure usually, but, restriction due to cylinder in this floating piston and outside cylinder spacing dimension, during measurement, the tester is whether conflict cock body plane of the pit gauge of decision height vernier caliper accurately, and is difficult to vertical this cock body of controlling depth chi plane, cause measure inaccurate; In addition, for the needs of accurately measuring, the tester often needs to take multiple measurements, and the manufacturing enterprise for producing this floating piston in enormous quantities has not only increased the human cost expenditure, and reduced production work efficient.In order to reach accurate measurement, generally need this floating piston product is rived vertically, to adapt to the measurement needs of vernier height gauge, like this, just cause the destruction of floating piston product, cause unnecessary production waste.
Summary of the invention
In order to solve the problems of the technologies described above, the utility model proposes the quick precision gauge of a kind of power assistance pump for steering floating piston, operation is used simple, the interior cylinder height of detection power assistance pump for steering floating piston that can accurate quick, measure rate of accuracy reached to 100%, and then reduced the human cost expenditure and improved surveying work efficient, avoid measuring the unnecessary production waste that need to bring.
The technical solution of the utility model is achieved in that
The quick precision gauge of a kind of power assistance pump for steering floating piston, comprise dial gauge, inner sleeve and outer sleeve, described dial gauge comprises sleeve and sounding rod, described sounding rod axially is sheathed in described sleeve, described sleeve and described sounding rod axially penetrate from described outer sleeve one end, and the outer circumferential side of described sleeve is fixedly connected with interior all sides of described outer sleeve; Described inner sleeve axially penetrates from the described outer sleeve other end, and part is sheathed in described outer sleeve, and the part that described inner sleeve does not penetrate in described outer sleeve can be sheathed between the interior cylinder and outside cylinder of floating piston to be measured; Be provided with compression elastic piece between described inner sleeve and described sounding rod, separately be provided with the adjusting thick stick, axially be respectively equipped with the strip chute on relative two side tube-walls of described outer sleeve; Described adjusting thick stick radially passes described inner sleeve and two described strip chutes, and described adjusting thick stick is fixedly connected with described inner sleeve, described adjuster bar can be in described strip chute the to-and-fro movement certain distance, and described adjuster bar is stopped at described strip chute dorsad during described dial gauge one end, the described compression elastic piece one described sounding rod of end in contact is towards an end of described compression elastic piece, and the described inner sleeve of described compression elastic piece other end contact is towards an end of described compression elastic piece.
As further improvement of the utility model, described compression elastic piece is Compress Spring, be provided with cushion block between described Compress Spring and described sounding rod, described inner sleeve one end sealing, other end opening, described adjuster bar is stopped at described strip chute dorsad during an end of described dial gauge, one end of the described Compress Spring one described inner sleeve sealing of end in contact, the described cushion block of described Compress Spring other end contact is towards an end of described Compress Spring, and described cushion block is towards a described sounding rod of end in contact of described sounding rod.
As further improvement of the utility model, the outer circumferential side of described sleeve with the structure that interior all sides of described outer sleeve are fixedly connected with is: be provided with fastening block between interior all sides of the outer circumferential side of described sleeve and described outer sleeve, described outer sleeve radially is provided with screw, corresponding described screw, be provided with and the described screw fastening bolt that is complementary, described fastening bolt passes described screw and pushes against described fastening block.
As further improvement of the utility model, described dial gauge also comprises the table circle, separately is provided with two sign bodies, and described sign body is buckled on described table circle, and described sign body can circumferentially slide along described table circle.
As further improvement of the utility model, comprise the first correction unit and the second correction unit that are respectively U-shaped groove shape, be planar structure in the U-shaped bottom land of described the first correction unit, be planar structure in the U-shaped bottom land of described the second correction unit; Greater than the U-shaped bottom land inner plane of described the second correction unit height to U-shaped groove top plan, the height of the U-shaped bottom land inner plane of described the first correction unit to the U-shaped bottom land inner plane of the height of U-shaped groove top plan and described the second correction unit to U-shaped groove top plan do not penetrate respectively the axial height of the part in described outer sleeve to the U-shaped bottom land inner plane of described the first correction unit less than described inner sleeve to the height of U-shaped groove top plan.
As further improvement of the utility model, separately be provided with base, dock with the both sides of the U-shaped groove of described the second correction unit respectively the both sides of the U-shaped groove of described the first correction unit, and be fixed on described base.
The beneficial effects of the utility model are: the utility model provides a kind of power assistance pump for steering floating piston quick precision gauge, comprise dial gauge, inner sleeve and outer sleeve, by being complementary of design inner sleeve and floating piston to be measured, eliminated the restriction of the interior cylinder of floating piston and outside cylinder spacing dimension, the displacement that produces when by the design dial gauge, inner sleeve and outer sleeve being measured is converted into is convenient to identify reading, greatly reducing measurement.compare with cylinder height in vernier height gauge measurement floating piston in prior art, the quick precision gauge operation of the utility model power assistance pump for steering floating piston is used simple, the interior cylinder height of detection power assistance pump for steering floating piston that can accurate quick, because inner sleeve is circumferentially to be set on the interior cylinder of floating piston to be measured, need not repeatedly to measure the needs that can satisfy Measurement accuracy, measure rate of accuracy reached to 100%, therefore, for the manufacturing enterprise that produces this floating piston in enormous quantities, greatly reduced the human cost expenditure, and significantly improve production work efficient, and avoid measuring the unnecessary production waste that need to bring.
Description of drawings
Fig. 1 turns to boost pump floating piston structural representation in prior art;
Fig. 2 is the quick precision gauge structural representation of the utility model power assistance pump for steering floating piston;
Fig. 3 is the utility model instrument calibration device structural representation;
Fig. 4 is another structural representation of the utility model instrument calibration device;
Fig. 5 is that the quick precision gauge of the utility model power assistance pump for steering floating piston is proofreaied and correct schematic diagram;
Fig. 6 is that the quick precision gauge of the utility model power assistance pump for steering floating piston is measured the floating piston schematic diagram.
By reference to the accompanying drawings, make the following instructions:
Embodiment
As shown in Figure 2, the quick precision gauge of a kind of power assistance pump for steering floating piston, comprise dial gauge 10, inner sleeve 20 and outer sleeve 30, dial gauge comprises sleeve 101 and sounding rod 102, and sounding rod axially is sheathed in sleeve, sleeve and sounding rod axially penetrate from outer sleeve one end, be provided with fastening block 80 between interior all sides of the outer circumferential side of sleeve and outer sleeve, outer sleeve radially is provided with screw, corresponding screw, be provided with and the screw fastening bolt 90 that is complementary, fastening bolt passes screw and pushes against fastening block.Play the effect of location dial gauge, prevent that dial gauge from circumferentially rotating, and facilitates reading in reading process.
Dial gauge also comprises table circle 103, separately is provided with two sign bodies 100, and the sign body is buckled on the table circle, and the sign body can circumferentially slide along the table circle.During actual the use, two sign bodies are designed to the color of visual easy observation, and adjusting in advance arranges two range of readings between the sign body, this range of readings represents that measurement result meets production requirement, as long as when measuring, the pointer of dial gauge drops in this range of readings and is specification product, be survey crew if the pointer of observing dial gauge whether in this range of readings, because two sign bodies are highly susceptible to observing, can greatly improve surveying work efficient, to adapt to the needs of a lot of products of Quick Measurement.
Inner sleeve axially penetrates from the outer sleeve other end, part is sheathed in outer sleeve, the part that inner sleeve does not penetrate in outer sleeve can be sheathed between the interior cylinder 501 and outside cylinder 502 of floating piston 50 to be measured, and inner sleeve cylinder arm thickness and diameter are set according to floating piston size to be measured; Be provided with Compress Spring 40 between inner sleeve and sounding rod, be provided with cushion block 70 between Compress Spring and sounding rod, inner sleeve one end sealing, other end opening separately is provided with and regulates thick stick 60, axially is respectively equipped with strip chute 301 on relative two side tube-walls of outer sleeve; Regulate thick stick and radially pass inner sleeve and two strip chutes, and the adjusting thick stick is fixedly connected with inner sleeve.The original state adjuster bar is stopped at a strip chute end of dial gauge dorsad, an end of Compress Spring one end in contact inner sleeve sealing, and Compress Spring other end contact cushion block is towards an end of described Compress Spring, and cushion block is towards an end in contact sounding rod of sounding rod.During measurement, outer sleeve and inner sleeve relative motion, regulating thick stick slides in the strip chute, the sleeve of dial gauge and sounding rod move down the promotion cushion block and move down, cushion block moves down lower pressing spring, spring shrink under cushion block and inner sleeve two ends acting force reach maximum range after, the sleeve of dial gauge and sounding rod produce small relatively moving, and then are converted into the reading of dial gauge.
As shown in Figure 3 and Figure 4, a kind of instrument calibration device for proofreading and correct the quick precision gauge of power assistance pump for steering floating piston, comprise base, the first correction unit 110 that is respectively U-shaped groove shape and the second correction unit 120, dock with the both sides of the U-shaped groove of the second correction unit respectively the both sides of the U-shaped groove of the first correction unit, and be fixed on base.Being planar structure in the U-shaped bottom land of the first correction unit, is planar structure in the U-shaped bottom land of the second correction unit; Greater than the U-shaped bottom land inner plane of the second correction unit height to U-shaped groove top plan, the height of the U-shaped bottom land inner plane of the first correction unit to the U-shaped bottom land inner plane of the height of U-shaped groove top plan and the second correction unit to U-shaped groove top plan do not penetrate respectively the axial height of the part in outer sleeve to the U-shaped bottom land inner plane of the first correction unit less than inner sleeve to the height of U-shaped groove top plan.
The principle of work of the quick precision gauge of the utility model power assistance pump for steering floating piston is as follows: at first, proofread and correct by the instrument calibration device, as shown in Figure 5, the U-shaped bottom land inner plane of instrument calibration device the first correction unit is the maximal value of the interior cylinder height of qualified power assistance pump for steering floating piston to the height design of U-shaped groove top plan, and the U-shaped bottom land inner plane of the second correction unit is the minimum value of the interior cylinder height of qualified power assistance pump for steering floating piston to the height design of U-shaped groove top plan.Carry out timing by the instrument calibration device, the inner sleeve of the quick precision gauge of the utility model is placed in the U-shaped groove of the first correction unit of instrument calibration device, inner sleeve Vertical U-type trench bottom plane.Press down outer sleeve, make the U-shaped groove top of lower surface contact first correction unit of outer sleeve, at this moment, dial gauge will show a reading, be designated as the first reading.Equally, the inner sleeve of the utility model precision gauge is placed in the U-shaped groove of the second correction unit of instrument calibration device, presses down outer sleeve, make the U-shaped groove top of lower surface contact second correction unit of outer sleeve, at this moment, dial gauge will show another reading, be designated as the second reading.Write down the position of above-mentioned two readings, and two sign bodies are placed in above-mentioned two location of readings.
Then, interior cylinder height to power assistance pump for steering floating piston to be measured is measured, as shown in Figure 6, the inner sleeve of the utility model precision gauge is sheathed between the interior cylinder 501 and outside cylinder 502 of floating piston 50 to be measured, and the end of the lower end of inner sleeve props up the cock body plane 503 of floating piston to be measured; During measurement, outer sleeve is applied external force downwards, make the top of floating piston outside cylinder to be measured of the lower surface contact of outer sleeve, at this moment, dial gauge will show a reading, be designated as the third reading number, set between the station location marker body if third reading is scolded above-mentioned two, the interior cylinder height that this floating piston is described is to meet the requirements, and namely floating piston is specification product.
in prior art, vernier height gauge is measured cylinder height in floating piston relatively, the quick precision gauge operation of the utility model power assistance pump for steering floating piston is used simple, the interior cylinder height of detection power assistance pump for steering floating piston that can accurate quick, because inner sleeve is circumferentially to be set on the interior cylinder of floating piston to be measured, can eliminate the restriction of the interior cylinder of floating piston and outside cylinder spacing dimension, need not repeatedly to measure the needs that can satisfy Measurement accuracy, measure rate of accuracy reached to 100%, therefore, for the manufacturing enterprise that produces this floating piston in enormous quantities, greatly reduced the human cost expenditure, and significantly improve production work efficient, and avoid measuring the unnecessary production waste that need to bring.
More than that preferred embodiment of the present utility model is elaborated.Those skilled in the art is by carrying out modification or the change on various forms to above-described embodiment, but do not deviate from the situation of essence of the present utility model, within all dropping on protection domain of the present utility model.
Claims (4)
1. quick precision gauge of power assistance pump for steering floating piston, it is characterized in that: comprise dial gauge (10), inner sleeve (20) and outer sleeve (30), described dial gauge comprises sleeve (101) and sounding rod (102), described sounding rod axially is sheathed in described sleeve, described sleeve and described sounding rod axially penetrate from described outer sleeve one end, and the outer circumferential side of described sleeve is fixedly connected with interior all sides of described outer sleeve; Described inner sleeve axially penetrates from the described outer sleeve other end, and part is sheathed in described outer sleeve, and the part that described inner sleeve does not penetrate in described outer sleeve can be sheathed between the interior cylinder (501) and outside cylinder (502) of floating piston to be measured (50); Be provided with compression elastic piece (40) between described inner sleeve and described sounding rod, separately be provided with and regulate thick stick (60), axially be respectively equipped with strip chute (301) on relative two side tube-walls of described outer sleeve; Described adjusting thick stick radially passes described inner sleeve and two described strip chutes, and described adjusting thick stick is fixedly connected with described inner sleeve, described adjuster bar can be in described strip chute the to-and-fro movement certain distance, and described adjuster bar is stopped at described strip chute dorsad during described dial gauge one end, the described compression elastic piece one described sounding rod of end in contact is towards an end of described compression elastic piece, and the described inner sleeve of described compression elastic piece other end contact is towards an end of described compression elastic piece.
2. the quick precision gauge of power assistance pump for steering floating piston according to claim 1, it is characterized in that: described compression elastic piece is Compress Spring, be provided with cushion block (70) between described Compress Spring and described sounding rod, described inner sleeve one end sealing, other end opening, described adjuster bar is stopped at described strip chute dorsad during an end of described dial gauge, one end of the described Compress Spring one described inner sleeve sealing of end in contact, the described cushion block of described Compress Spring other end contact is towards an end of described Compress Spring, described cushion block is towards a described sounding rod of end in contact of described sounding rod.
3. the quick precision gauge of power assistance pump for steering floating piston according to claim 1, it is characterized in that: the outer circumferential side of described sleeve with the structure that interior all sides of described outer sleeve are fixedly connected with is: be provided with fastening block (80) between interior all sides of the outer circumferential side of described sleeve and described outer sleeve, described outer sleeve radially is provided with screw, corresponding described screw, be provided with and the described screw fastening bolt (90) that is complementary, described fastening bolt passes described screw and pushes against described fastening block.
4. the quick precision gauge of the described power assistance pump for steering floating piston of according to claim 1 to 3 any one, it is characterized in that: described dial gauge also comprises table circle (103), separately be provided with two sign bodies (100), described sign body is buckled on described table circle, and described sign body can circumferentially slide along described table circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320106956 CN203274626U (en) | 2013-03-08 | 2013-03-08 | Quick precision gauge for power steering pump floating piston |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320106956 CN203274626U (en) | 2013-03-08 | 2013-03-08 | Quick precision gauge for power steering pump floating piston |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203274626U true CN203274626U (en) | 2013-11-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320106956 Expired - Lifetime CN203274626U (en) | 2013-03-08 | 2013-03-08 | Quick precision gauge for power steering pump floating piston |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203274626U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104034229A (en) * | 2013-03-08 | 2014-09-10 | 大进合紧固件（昆山）有限公司 | Rapid and precise testing fixture of floating piston of steering power-assisted pump |
| CN106568366A (en) * | 2016-11-02 | 2017-04-19 | 广西防城港核电有限公司 | Steam turbine journal jacking height measuring device |
-
2013
- 2013-03-08 CN CN 201320106956 patent/CN203274626U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104034229A (en) * | 2013-03-08 | 2014-09-10 | 大进合紧固件（昆山）有限公司 | Rapid and precise testing fixture of floating piston of steering power-assisted pump |
| CN106568366A (en) * | 2016-11-02 | 2017-04-19 | 广西防城港核电有限公司 | Steam turbine journal jacking height measuring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131106 |