CN202668027U - Press assembling device for filter element - Google Patents
Press assembling device for filter element Download PDFInfo
- Publication number
- CN202668027U CN202668027U CN 201220252220 CN201220252220U CN202668027U CN 202668027 U CN202668027 U CN 202668027U CN 201220252220 CN201220252220 CN 201220252220 CN 201220252220 U CN201220252220 U CN 201220252220U CN 202668027 U CN202668027 U CN 202668027U
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- Prior art keywords
- hole
- ring
- drift
- filter core
- injector body
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Abstract
The utility model relates to a press assembling device for mounting a filter element of an oil injector. The device comprises a bracket (1), a power element (2) and an oil injector body fixing bracket (3), wherein the power element and the oil injector body fixing bracket are both fixedly mounted on the bracket; an actuating component is mounted on the oil injector body fixing bracket and comprises a fixing seat (4), a punch pin (5) and a spring (6); the device further comprises a pressure sensor (12) and a sensor pressing block (13); the upper end of the pressure sensor is fixedly mounted on the output shaft (11) of the power element; and the sensor pressing block is fixedly mounted at the lower end of the pressure sensor, and is opposite to the upper end surface of the flange (8) of the punch pin (5). The device can control the interference between the filter element and a filter element hole through the pressure sensor, thereby ensuring that the filter element cannot loosen or fall out in a working process.
Description
Technical field
The utility model relates to a kind of equipment for Assembly of the parts, particularly relates to a kind of press fitting device for the fuel filter for injector installation.
Background technology
The oil-in of fuel injector is the necessary channel that high-pressure diesel enters atomizer, plays a part diesel oil filtering, and the clean-up performance that enters the diesel oil of atomizer directly affects the sliding of atomizer and the atomizing effect of atomizer.The position of filter core and the factor of fit clearance all directly affect the cleannes of the diesel oil that enters oil nozzle, thus the performance of remote-effects engine.As shown in Figure 1, the existing filter core technology that is press-fitted is after being used in filter core 1 ' and the 2 ' classification of filter core hole, require directly filter core 1 ' to be pressed into oil injector body filter core hole 2 ' with briquetting 3 ' by drift 4 ' according to interference, during assembling, carry out the assembling in filter core 1 ' and filter core hole 2 ' according to theoretical size, because the classification in filter core 1 ' and filter core hole 2 ' can not be hundred-percent qualified, the filter core 1 ' that causes being pressed into and the magnitude of interference in filter core hole 2 ' are uneven, the situation that fuel injector in use often has filter core 1 ' to drop out, filter core 1 ' does not have filtration, cause foul to enter oil nozzle, the situations such as oil nozzle is stuck occur, affect the performance of engine.
The utility model content
The technical problems to be solved in the utility model provides a kind of filter core press fitting device easy and simple to handle, can control the magnitude of interference between filter core and the filter core hole, thus guarantee fuel injector in the course of the work filter core can not become flexible or drop out.
The utility model filter core press fitting device, comprise support, dynamical element and oil injector body fixed mount, dynamical element and oil injector body fixed mount all are fixedly mounted on the support, dynamical element is positioned at the top of oil injector body fixed mount, at the oil injector body fixed mount executive module is installed, executive module comprises holder, drift and spring, holder is fixedly mounted on the oil injector body fixed mount, the top of holder is circular boss, spring housing is contained on the boss, offer through hole on the holder, after drift passes the endoporus of spring, insert in the through hole of holder, the lower surface of the flange of drift upper end contacts with the upper support circle of spring, oil injector body is fixedly mounted on the oil injector body fixed mount, the filter core hole of oil injector body is relative with the through hole of holder, the filter core hole is positioned at the drift below, the axis in filter core hole, the axis of the axis of drift and dynamical element output shaft is on same straight line, this device also comprises pressure sensor and sensor briquetting, the upper end of pressure sensor is fixedly mounted on the output shaft of dynamical element, the lower end of pressure sensor is installed with the sensor briquetting, the sensor briquetting is positioned at the top of drift, and the sensor briquetting is relative with the flange upper surface of drift.
The utility model filter core press fitting device, also comprise position-limited rack, position-limited rack comprises upper plate and lower plate, be fixedly connected with by some support columns between upper plate and the lower plate, offer installing hole on the upper plate, position-limited rack is fixedly mounted on the output shaft of dynamical element by the installing hole on its upper plate, pressure sensor and sensor briquetting are all between upper plate and lower plate, offer a stepped hole in lower plate, the position of stepped hole be positioned at the sensor briquetting under, stepped hole is through hole, and macropore is below aperture, and executive module also comprises pressure ring, and pressure ring is sleeved on the drift, drift is pressed on the upper support circle of spring by pressure ring, the lower surface of the flange of drift contacts with the upper surface of pressure ring, pressure ring be positioned at stepped hole under, the external diameter of pressure ring is less than or equal to the large bore dia of stepped hole, the internal diameter of pressure ring is greater than the hole diameter of stepped hole, and the diameter of the flange of drift is less than the diameter of the aperture of stepped hole.
The utility model filter core press fitting device, wherein said dynamical element are cylinder or hydraulic cylinder.
The utility model filter core press fitting device, the axis of the axis of wherein said drift and dynamical element output shaft all vertically arrange.
The utility model filter core press fitting device, wherein said oil injector body fixed mount comprises upper mounting plate, lower installation board, connecting plate, locating piece and thread bush, the left end of upper mounting plate is fixedly connected with by connecting plate with the left end of lower installation board, lower installation board is fixedly mounted on the lower shoe of support, the inclined-plane of the right flank of connecting plate for being tilted to the right from top to bottom, locating piece is fixedly mounted on the right flank of connecting plate, offer U-shaped groove on the right side of locating piece, thread bush is comprised of upper ring and a lower ring, pressed on ring is fixedly connected with lower ring, pressed on ring is coaxial with lower ring, the external diameter of pressed on ring is greater than the external diameter of lower ring, the endoporus of lower ring is screwed hole, the diameter of bore of pressed on ring is less than the diameter of bore of lower ring, thread bush is installed on the U-shaped groove of locating piece, the lower surface of the pressed on ring of thread bush is pressed on the upper surface of locating piece, oil injector body is installed in the endoporus of lower ring of thread bush, holder is fixedly mounted on the upper mounting plate, offer through hole at upper mounting plate, the through hole that drift passes on the upper mounting plate is relative with the filter core hole of oil injector body.
The utility model filter core press fitting device difference from prior art is that the utility model is by arranging pressure sensor between the output shaft of dynamical element and drift, promote by dynamical element (such as cylinder) at pressure sensor, the sensor briquetting that drives the pressure sensor below is depressed drift, drift is pressed into filter core in the filter core hole, in this process, the pressure value that the instantaneous demonstration of pressure sensor energy is depressed, when in the scope of pressure value at 1000-3000N, workpiece is certified products, assurance filter core in this scope and the cooperation perfection in filter core hole are proper, fuel injector in the course of the work filter core can not drop out or be loosening, thereby guarantees properties of product.
By position-limited rack is set, when the stroke of dynamical element is excessive, can prevent effectively that pressure sensor from being damaged by pressure in the utility model filter core press fitting device.
The utility model is described in further detail below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 is that the master of prior art filter core press fitting device looks cutaway view;
Fig. 2 is that the master of the utility model filter core press fitting device looks cutaway view;
Fig. 3 is that the master of the utility model filter core press fitting device looks cutaway view (stitching state).
The specific embodiment
As shown in Figure 2, the utility model filter core press fitting device comprises support 1, dynamical element 2, oil injector body fixed mount 3, position-limited rack 14, pressure sensor 12 and sensor briquetting 13.Dynamical element 2 is cylinder or hydraulic cylinder, and present embodiment medium power element 2 adopts cylinder.Dynamical element 2 and oil injector body fixed mount 3 all are fixedly mounted on the support 1, and dynamical element 2 is positioned at the top of oil injector body fixed mount 3.
Oil injector body fixed mount 3 comprises upper mounting plate 20, lower installation board 21, connecting plate 22, locating piece 23 and thread bush 24, the left end of the left end of upper mounting plate 20 and lower installation board 21 is fixedly connected with by connecting plate 22, lower installation board 21 usefulness bolts are fixedly mounted on the lower shoe of support 1, the inclined-plane of the right flank of connecting plate 22 for being tilted to the right from top to bottom.Rectangle locating piece 23 usefulness bolts are fixedly mounted on the right flank of connecting plate 22, offer U-shaped groove 27 on the right side of locating piece 23.Thread bush 24 is comprised of pressed on ring 25 and lower ring 26, and pressed on ring 25 is fixedly connected with lower ring 26, and pressed on ring 25 is integrated with lower ring 26 in the present embodiment.Pressed on ring 25 is coaxial with lower ring 26, the external diameter of pressed on ring 25 is greater than the external diameter of lower ring 26, the endoporus of lower ring 26 is screwed hole, the diameter of bore of pressed on ring 25 is less than the diameter of bore of lower ring 26, thread bush 24 is installed on the U-shaped groove 27 of locating piece 23, the top of U-shaped groove 27 contacts with the outer circumference surface of the lower ring 26 of thread bush 24, the lower surface of the pressed on ring 25 of thread bush 24 is pressed on the upper surface of locating piece 23, oil injector body 9 is installed in the endoporus of lower ring 26 of thread bush 24, the axis direction in the filter core hole 10 of oil injector body 9 is vertical direction, and the outer circumference surface of oil injector body 9 contacts with the bottom of U-shaped groove 27.
At oil injector body fixed mount 3 executive module is installed, executive module comprises holder 4, drift 5, pressure ring 19 and spring 6.Holder 4 is fixedly mounted on the upper mounting plate 20 of oil injector body fixed mount 3, the top of holder 4 is circular boss 7, spring 6 is sleeved on the boss 7, offer through hole on the holder 4, on upper mounting plate 20, also offer through hole, through hole on the holder 4 is relative with through hole on the upper mounting plate 20, and coaxial, and the through hole on the upper mounting plate 20 is relative with the filter core hole 10 of oil injector body 9.
Position-limited rack 14 comprises upper plate 15 and lower plate 16, is fixedly connected with by some support columns 17 between upper plate 15 and the lower plate 16, is four support columns 17 in the present embodiment.Offer installing hole on the upper plate 15, installing hole is screwed hole in the present embodiment, position-limited rack 14 is fixedly mounted on by the installing hole on its upper plate 15 on the output shaft 11 of dynamical element 2, certainly, also can adopt tight fit connection between the output shaft 11 of upper plate 15 and dynamical element 2.The upper end of pressure sensor 12 is fixedly mounted on the output shaft 11 of dynamical element 2, and the lower end of pressure sensor 12 is installed with sensor briquetting 13.Pressure sensor 12 and sensor briquetting 13 are all between upper plate 15 and lower plate 16, offer a stepped hole 18 in lower plate 16, the position of stepped hole 18 be positioned at sensor briquetting 13 under, stepped hole 18 is through hole, and the macropore of stepped hole 18 is below aperture, sensor briquetting 13 is positioned at the top of drift 5, and sensor briquetting 13 is relative with the upper surface of the flange 8 of drift 5.Pressure ring 19 be positioned at stepped hole 18 under, the external diameter of pressure ring 19 is less than or equal to the large bore dia of stepped hole 18, the internal diameter of pressure ring 19 is greater than the hole diameter of stepped hole 18, the diameter of the flange 8 of drift 5 is less than the diameter of the aperture of stepped hole 18, contacts with sensor briquetting 13 thereby make the flange 8 of drift 5 can pass stepped hole 18.
The utility model filter core press fitting device at first just is press-fitted the qualified filter core of position external diameter classification in use, puts into the qualified oil injector body filter core hole of matching part radial sector, theoretical magnitude of interference 0.01-0.02mm; Then oil injector body 9 is screwed in the thread bush 24, is placed on the locating piece 23 that is press-fitted filter core; Then step on pedal, as shown in Figure 3, the lever of control cylinder (output shaft) moves down, promote sensor briquetting 13, pressing drift 5 to move down, the lower end of drift 5 is pushing away the top of filter core 28, and filter core 28 is pressed in the filter core hole 10, meanwhile pressure sensor 12 shows pressure value, and it is qualified that the pressure representative of 1000-3000N is press-fitted.
Below by the existing Data Comparison that is press-fitted the filter core test, the concrete effect of using the utility model filter core press fitting device is described:
1. get 160 workpiece, this workpiece only is pressed into there is no and carries out pressure control, and 1.55 steel wires are entered the filter core that has been pressed into that pushes up the top from oil injector body bottom oil hole, and filter core drops out 5.
2. get 160 workpiece, this workpiece carries out pressure control, and pressure is presented at 1000-3000N, and 1.55 steel wires are entered the filter core that has been pressed into that pushes up the top from oil injector body bottom oil hole, and none drops out filter core.
By repetition test and large quantities of supply of material checking, the control that this device is successful dropping out of filter core, thereby guaranteed to enter the spatter property of the diesel oil of atomizer, indirectly guaranteed the performance of engine.
Above-described embodiment is described preferred embodiment of the present utility model; be not that scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that those of ordinary skills make the technical solution of the utility model all should fall in the definite protection domain of the utility model claims.
Claims (5)
1. filter core press fitting device, comprise support (1), dynamical element (2) and oil injector body fixed mount (3), described dynamical element (2) and oil injector body fixed mount (3) all are fixedly mounted on the support (1), dynamical element (2) is positioned at the top of oil injector body fixed mount (3), at oil injector body fixed mount (3) executive module is installed, described executive module comprises holder (4), drift (5) and spring (6), described holder (4) is fixedly mounted on the oil injector body fixed mount (3), the top of described holder (4) is circular boss (7), described spring (6) is sleeved on the boss (7), holder offers through hole on (4), after described drift (5) passes the endoporus of spring (6), insert in the through hole of holder (4), the lower surface of the flange (8) of described drift (5) upper end contacts with the upper support circle of spring (6), oil injector body (9) is fixedly mounted on the oil injector body fixed mount (3), the filter core hole (10) of oil injector body (9) is relative with the through hole of holder (4), described filter core hole (10) is positioned at drift (5) below, the axis in described filter core hole (10), the axis of the axis of drift (5) and dynamical element (2) output shaft (11) is on same straight line, it is characterized in that: also comprise pressure sensor (12) and sensor briquetting (13), the upper end of described pressure sensor (12) is fixedly mounted on the output shaft (11) of dynamical element (2), the lower end of pressure sensor (12) is installed with sensor briquetting (13), described sensor briquetting (13) is positioned at the top of drift (5), and sensor briquetting (13) is relative with the upper surface of the flange (8) of drift (5).
2. filter core press fitting device according to claim 1, it is characterized in that: also comprise position-limited rack (14), described position-limited rack (14) comprises upper plate (15) and lower plate (16), be fixedly connected with by some support columns (17) between described upper plate (15) and the lower plate (16), described upper plate offers installing hole on (15), described position-limited rack (14) is fixedly mounted on the output shaft (11) of dynamical element (2) by the installing hole on its upper plate (15), described pressure sensor (12) and sensor briquetting (13) all are positioned between upper plate (15) and the lower plate (16), offer a stepped hole (18) in lower plate (16), the position of described stepped hole (18) be positioned at sensor briquetting (13) under, described stepped hole (18) is through hole, and macropore is below aperture, described executive module also comprises pressure ring (19), described pressure ring (19) is sleeved on the described drift (5), described drift (5) is pressed on the upper support circle of described spring (6) by pressure ring, the lower surface of the flange (8) of described drift (5) contacts with the upper surface of pressure ring (19), described pressure ring be positioned at described stepped hole (18) under, the external diameter of described pressure ring (19) is less than or equal to the large bore dia of stepped hole (18), the internal diameter of pressure ring (19) is greater than the hole diameter of stepped hole (18), and the diameter of the flange (8) of described drift (5) is less than the diameter of the aperture of stepped hole (18).
3. filter core press fitting device according to claim 1 and 2, it is characterized in that: described dynamical element (2) is cylinder or hydraulic cylinder.
4. filter core press fitting device according to claim 3 is characterized in that: the axis of the axis of described drift (5) and dynamical element (2) output shaft (11) all vertically arranges.
5. filter core press fitting device according to claim 4, it is characterized in that: described oil injector body fixed mount (3) comprises upper mounting plate (20), lower installation board (21), connecting plate (22), locating piece (23) and thread bush (24), the left end of the left end of described upper mounting plate (20) and lower installation board (21) is fixedly connected with by connecting plate (22), lower installation board (21) is fixedly mounted on the lower shoe of support (1), the inclined-plane of the right flank of connecting plate (22) for being tilted to the right from top to bottom, described locating piece (23) is fixedly mounted on the right flank of connecting plate (22), offer U-shaped groove (27) on the right side of described locating piece (23), described thread bush (24) is comprised of pressed on ring (25) and lower ring (26), pressed on ring (25) is fixedly connected with lower ring (26), pressed on ring (25) is coaxial with lower ring (26), the external diameter of pressed on ring (25) is greater than the external diameter of lower ring (26), the endoporus of lower ring (26) is screwed hole, the diameter of bore of pressed on ring (25) is less than the diameter of bore of lower ring (26), thread bush (24) is installed on the U-shaped groove (27) of locating piece (23), the lower surface of the pressed on ring (25) of thread bush (24) is pressed on the upper surface of locating piece (23), oil injector body (9) is installed in the endoporus of lower ring (26) of thread bush (24), described holder (4) is fixedly mounted on the upper mounting plate (20), offer through hole at upper mounting plate (20), the through hole that described drift (5) passes on the upper mounting plate (20) is relative with the filter core hole (10) of oil injector body (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220252220 CN202668027U (en) | 2012-05-31 | 2012-05-31 | Press assembling device for filter element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220252220 CN202668027U (en) | 2012-05-31 | 2012-05-31 | Press assembling device for filter element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202668027U true CN202668027U (en) | 2013-01-16 |
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ID=47488960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220252220 Expired - Fee Related CN202668027U (en) | 2012-05-31 | 2012-05-31 | Press assembling device for filter element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202668027U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104842158A (en) * | 2015-05-21 | 2015-08-19 | 吴中区横泾嘉运模具厂 | Simple pneumatic filter pipe assembling device |
| CN104858831A (en) * | 2015-05-21 | 2015-08-26 | 吴中区横泾嘉运模具厂 | Filter element pushing-in mechanism of simple pneumatic filtering pipe assembling device |
| CN107891260A (en) * | 2017-09-30 | 2018-04-10 | 浙江向隆机械有限公司 | A kind of technological equipment of three pin nodal patterns constant velocity driving shaft installation roller |
| CN107962376A (en) * | 2017-12-27 | 2018-04-27 | 合肥威尔燃油系统股份有限公司 | Vacuum cap type device for screwing up |
| CN109623334A (en) * | 2018-12-27 | 2019-04-16 | 贵州华烽汽车零部件有限公司 | Automobile air window washing nozzle press-loading apparatus |
-
2012
- 2012-05-31 CN CN 201220252220 patent/CN202668027U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104842158A (en) * | 2015-05-21 | 2015-08-19 | 吴中区横泾嘉运模具厂 | Simple pneumatic filter pipe assembling device |
| CN104858831A (en) * | 2015-05-21 | 2015-08-26 | 吴中区横泾嘉运模具厂 | Filter element pushing-in mechanism of simple pneumatic filtering pipe assembling device |
| CN107891260A (en) * | 2017-09-30 | 2018-04-10 | 浙江向隆机械有限公司 | A kind of technological equipment of three pin nodal patterns constant velocity driving shaft installation roller |
| CN107962376A (en) * | 2017-12-27 | 2018-04-27 | 合肥威尔燃油系统股份有限公司 | Vacuum cap type device for screwing up |
| CN107962376B (en) * | 2017-12-27 | 2023-08-11 | 安徽威尔低碳科技股份有限公司 | Vacuum chuck type screwing device |
| CN109623334A (en) * | 2018-12-27 | 2019-04-16 | 贵州华烽汽车零部件有限公司 | Automobile air window washing nozzle press-loading apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130116 Termination date: 20150531 |
|
| EXPY | Termination of patent right or utility model |