CN210269064U - VE pump cover sealing performance quick detection device - Google Patents
VE pump cover sealing performance quick detection device Download PDFInfo
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- CN210269064U CN210269064U CN201921346441.1U CN201921346441U CN210269064U CN 210269064 U CN210269064 U CN 210269064U CN 201921346441 U CN201921346441 U CN 201921346441U CN 210269064 U CN210269064 U CN 210269064U
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Abstract
The utility model discloses a VE pump cover sealing performance short-term test device, concretely relates to VE pump cover detects technical field, including examining test table, the top of examining test table is equipped with the arc clamp splice, the fixed slider that is equipped with in bottom of arc clamp splice, the arc clamp splice passes through slider sliding connection with examining test table, one side of slider is equipped with the spring, the one end of spring is equipped with places the pipe, place the pipe and examine test table fixed connection. The utility model discloses four arc clamp splice are in order to place the pipe as central synchronous motion, make the pump cover place the back automatic be located the central region of placing the platform, the apron moves down with the sealed flange laminating back at pump cover top, wireless baroceptor detects the inside atmospheric pressure value of pump cover, the inside atmospheric pressure value of qualified pump cover is the straight-line rising and shows, unqualified pump cover has gas leakage phenomenon, the atmospheric pressure value is anomalous wave line display, the pump cover of different specifications can be fixed fast to this detection device to accelerate detection speed.
Description
Technical Field
The utility model relates to a VE pump cover detects technical field, more specifically says, the utility model relates to a VE pump cover sealing performance quick detection device.
Background
The detection device is used for detecting the sealing performance of the pump cover of the VE pump, the VE pump is also called a single-plunger type high-pressure fuel injection pump, fuel is respectively supplied to hubs used by cylinders of a diesel engine in a timed and quantitative manner, the function of timed distribution and supply of the fuel is born, the sealing performance of the VE pump is one of important indexes of the quality of the VE pump, and the detection device is required to be used for detecting the sealing performance of the pump cover of the VE pump;
the prior art has the following defects: when the detection device detects pump covers of different specifications, the pump cover fixing structure is required to be adjusted, after the fixing structure is matched with the pump cover, the fixing structure is fastened by using bolts, the fixing treatment of the pump cover can be completed, and the fixing steps are complicated, so that the detection speed of the detection device is reduced.
Therefore, it is necessary to provide a device for rapidly detecting the sealing performance of a pump cover of a VE pump to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides a VE pump cover sealing performance short-term test device, four arc clamp splices are in order to place the pipe as central synchronous motion, make the pump cover place the back automatic central zone who is located and places the platform, the apron moves down with the sealed flange laminating back at pump cover top, wireless baroceptor detects the inside atmospheric pressure value of pump cover, the inside atmospheric pressure value of qualified pump cover is the ascending demonstration of straight line, unqualified pump cover has gas leakage phenomenon, the atmospheric pressure value is anomalous wave line display, the pump cover of different specifications can be fixed fast to the detection device, thereby accelerate detection speed.
In order to achieve the above object, the utility model provides a following technical scheme: a VE pump cover sealing performance quick detection device comprises a detection table, wherein an arc-shaped clamping block is arranged at the top of the detection table, a sliding block is fixedly arranged at the bottom of the arc-shaped clamping block, the arc-shaped clamping block is connected with the detection table through the sliding block in a sliding mode, a spring is arranged on one side of the sliding block, a placing pipe is arranged at one end of the spring and is fixedly connected with the detection table, two ends of the spring are respectively bonded with the sliding block and the placing pipe through adhesives, a sliding rod is fixedly arranged at the bottom of the detection table, a sleeve is movably nested on the outer side of the sliding rod, connecting pieces are fixedly arranged on the outer side of the sleeve and the bottom of the sliding block, a support is arranged on one side of each connecting piece, rotating rods are arranged at two ends of the support, and the support is;
the bottom of examining test table is equipped with the base, the bottom embedding of slider sets up in the base, the inside border position of examining test table is equipped with ball bearing, ball bearing sets up four, four ball bearing's top is equipped with the threaded rod, the bottom embedding of threaded rod sets up in ball bearing, the fixed limiting plate that is equipped with in top of threaded rod, the threaded rod top is close limiting plate one side and is equipped with the apron, threaded rod and apron threaded connection, the central point of apron puts the fixed air entrainment head that is equipped with, the both sides of air entrainment head all are equipped with wireless baroceptor, the wireless baroceptor embedding sets up in the apron, the fixed connecting pipe that is equipped with in top of air entrainment head.
In a preferred embodiment, one side of the arc-shaped clamping block is provided with an anti-slip patch, the anti-slip patch and the arc-shaped clamping block are bonded through viscose, and the anti-slip patch is made of rubber.
In a preferred embodiment, the top of the detection platform is provided with a sliding chute, the sliding block is embedded in the sliding chute, and the sliding block is in clearance fit with the chute wall of the sliding chute.
In a preferred embodiment, the number of the arc-shaped clamping blocks is four, and the four arc-shaped clamping blocks are symmetrically distributed by taking the placing pipe as a center.
In a preferred embodiment, the number of the springs is four, and four springs are embedded in the sliding groove.
In a preferred embodiment, a support rod is fixedly arranged at the top of the base, and the detection table is fixedly connected with the base through the support rod.
In a preferred embodiment, the bottom of the base is fixedly provided with four supporting foot pads, and the four supporting foot pads are symmetrically distributed by taking the sliding rod as a center.
In a preferred embodiment, the threaded rod is in interference fit with an inner annular wall of a ball bearing, and an outer annular wall of the ball bearing is in interference fit with an inner wall of the test table.
The utility model discloses a technological effect and advantage:
1. under the elastic action of a spring, the arc-shaped clamping blocks are adaptive to the size of the cover body of the pump cover, the four arc-shaped clamping blocks synchronously move by taking the placing pipe as a center, the pump cover is automatically positioned in the central area of the placing table after being placed, the cover plate moves downwards and is attached to a sealing flange at the top of the pump cover, a wireless air pressure sensor detects the air pressure value inside the pump cover and sends the air pressure value to a pump cover production equipment controller for display, the qualified air pressure value inside the pump cover is displayed in a straight-line ascending manner, the unqualified pump cover has an air leakage phenomenon, and the air pressure value is displayed in an irregular wavy line;
2. the supplementary link block of connecting piece and sleeve pipe, the pump cover is carried automatically to four arc clamp splice under the effect of spring, the antiskid pastes and prevents that the pump cover from sliding off the arc clamp splice, when the apron is not atress, and there is static friction between the threaded rod, can keep the current position unchangeable, when the apron pushes down, the threaded rod passes through ball bearing and rotates, change sliding friction into rolling friction, long service life, when the apron shifts up, the stopper is spacing processing to the apron, prevent that the apron from breaking away from the threaded rod, compare with the detection device of current big size, this detection device designs the size little, convenient to use and carry.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a view of a usage scenario of the present invention.
Fig. 3 is a top view of the present invention.
Fig. 4 is a longitudinal sectional view of the inspection table of the present invention.
Fig. 5 is a schematic view of a partial structure of the arc-shaped clamping block of the present invention.
The reference signs are: the device comprises a detection table 1, an arc-shaped clamping block 2, an anti-slip sticker 3, a sliding block 4, a sliding chute 5, a spring 6, a placing tube 7, a sliding rod 8, a sleeve 9, a connecting piece 10, a support 11, a rotating rod 12, a base 13, a support rod 14, a support foot pad 15, a ball bearing 16, a threaded rod 17, a limiting plate 18, a cover plate 19, an air filling head 20, a wireless air pressure sensor 21 and a connecting tube 22.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a VE pump cover sealing performance quick detection device as shown in figures 1-5, which comprises a detection table 1, wherein the top of the detection table 1 is provided with an arc-shaped clamping block 2, the bottom of the arc-shaped clamping block 2 is fixedly provided with a slide block 4, the arc-shaped clamping block 2 is connected with the detection table 1 in a sliding way through the slide block 4, one side of the slide block 4 is provided with a spring 6, one end of the spring 6 is provided with a placing pipe 7, the placing pipe 7 is fixedly connected with the detection table 1, two ends of the spring 6 are respectively bonded with the slide block 4 and the placing pipe 7 through viscose glue, the bottom of the detection table 1 is fixedly provided with a slide bar 8, the outer side of the slide bar 8 is movably nested with a sleeve 9, the outer side of the sleeve 9 and the bottom of the slide block 4 are both fixedly provided with a connecting piece 10, one side of the connecting piece 10 is provided with a bracket 11, the bracket 11 is movably connected with the connecting piece 10 through a rotating rod 12;
the bottom of the detection table 1 is provided with a base 13, the bottom of the slider 4 is embedded in the base 13, the edge position inside the detection table 1 is provided with four ball bearings 16, the top of four ball bearings 16 is provided with a threaded rod 17, the bottom of the threaded rod 17 is embedded in the ball bearings 16, the top of the threaded rod 17 is fixedly provided with a limit plate 18, one side of the top of the threaded rod 17 close to the limit plate 18 is provided with a cover plate 19, the threaded rod 17 is in threaded connection with the cover plate 19, the central position of the cover plate 19 is fixedly provided with an air-adding head 20, both sides of the air-adding head 20 are provided with wireless air pressure sensors 21, the wireless air pressure sensors 21 are embedded in the cover plate 19, the top of the air-adding head 20 is fixedly provided with a connecting pipe 22, the model of the wireless air pressure sensor 21 in the utility model is M5600 wireless air pressure sensor, belongs to the prior art;
the implementation mode is specifically as follows: the pump cover mainly comprises a cover body, a sealing flange and an extension pipe, when in detection, the pump cover is placed on a detection platform 1, the pump cover extension pipe is positioned in a placement pipe 7, the pump cover body is positioned in the area between arc-shaped clamping blocks 2, the arc-shaped clamping blocks 2 move on a sliding chute 5 through sliding blocks 4, under the elastic action of springs 6, the arc-shaped clamping blocks 2 are adaptive to the size of the pump cover body, when one arc-shaped clamping block 2 moves, a support 11 at the bottom of the sliding block 4 drives a sleeve 9 to move on a sliding rod 8, the sleeve 9 drives other three arc-shaped clamping blocks 2 to move along with the support 11, the four arc-shaped clamping blocks 2 synchronously move by taking the placement pipe 7 as the center, so that the pump cover is automatically positioned in the central area of the placement platform 1 after being placed, after the pump cover is fixed, the cover plate 19 is manually pressed down, because the cover plate 19 is in threaded connection with a threaded rod, cover plate 19 moves down and after laminating with the sealing flange at pump cover top, at the uniform velocity transmit gas for air entrainment head 20 through air entrainment equipment, air entrainment head 20 is the pump cover air entrainment, in the air entrainment process, wireless pressure sensor 21 detects the inside atmospheric pressure value of pump cover, and send and show on the pump cover production facility controller, the inside atmospheric pressure value of qualified pump cover is the ascending demonstration of straight line, unqualified pump cover has the gas leakage phenomenon, the atmospheric pressure value is anomalous wave line demonstration, detection device can fix the pump cover of different specifications fast, thereby accelerate detection speed, this embodiment has specifically solved among the prior art when detection device is in the face of the pump cover of different specifications, need adjust fixed knot structure many times, the slow problem of detection speed.
As shown in fig. 1-5, in the device for rapidly detecting the sealing performance of the pump cover of the VE pump, an anti-slip sticker 3 is arranged on one side of an arc-shaped clamping block 2, the anti-slip sticker 3 is bonded with the arc-shaped clamping block 2 through an adhesive, and the anti-slip sticker 3 is made of rubber;
the top of the detection table 1 is provided with a sliding chute 5, the sliding block 4 is embedded in the sliding chute 5, and the sliding block 4 is in clearance fit with the chute wall of the sliding chute 5;
the number of the arc-shaped clamping blocks 2 is four, and the four arc-shaped clamping blocks 2 are symmetrically distributed by taking the placing pipe 7 as a center;
the number of the springs 6 is four, and the four springs 6 are embedded in the sliding groove 5;
a supporting rod 14 is fixedly arranged at the top of the base 13, and the detection table 1 is fixedly connected with the base 13 through the supporting rod 14;
the bottom of the base 13 is fixedly provided with four supporting foot pads 15, and the four supporting foot pads 15 are symmetrically distributed by taking the sliding rod 8 as a center;
the threaded rod 17 is in interference fit with the inner annular wall of the ball bearing 16, and the outer annular wall of the ball bearing 16 is in interference fit with the inner wall of the detection table 1;
the implementation mode is specifically as follows: the base 13 is horizontally placed through a supporting foot pad 15, a wireless air pressure sensor 21 is in signal connection with a pump cover production equipment controller, an air filling head 20 is connected with air filling equipment through a connecting pipe 22, a supporting rod 14 reinforces a detection platform 1, a connecting piece 10 assists in connecting a sliding block 4 with a sleeve 9, four arc-shaped clamping blocks 2 automatically clamp the pump cover under the action of a spring 6, an anti-slip sticker 3 prevents the pump cover from sliding off the arc-shaped clamping blocks 2, when a cover plate 19 is not stressed, static friction force exists between the cover plate 19 and a threaded rod 17 and can keep the current position unchanged, when the cover plate 19 is pressed down, the threaded rod 17 rotates through a ball bearing 16 to convert the sliding friction force into rolling friction force, the service life is long, when the cover plate 19 moves upwards, a limiting block 18 limits the cover plate 19 to prevent the cover plate 19 from being separated from the threaded rod 17, the detection device is small in design and convenient to use and carry, inconvenient use and carrying.
The utility model discloses the theory of operation:
referring to the attached figures 1-5 of the specification, the arc-shaped clamping blocks 2 are adaptive to the size of the cover body of the pump cover, when one arc-shaped clamping block 2 moves, the bracket 11 at the bottom of the sliding block 4 drives the sleeve 9 to move up the sliding rod 8, the sleeve 9 drives the other three arc-shaped clamping blocks 2 to move along with the bracket 11, the four arc-shaped clamping blocks 2 synchronously move by taking the placing pipe 7 as the center, so that the pump cover is automatically positioned in the central area of the placing table 1 after being placed, the cover plate 19 moves down to be attached to the sealing flange at the top of the pump cover, the gas is transmitted to the gas filling head 20 at a constant speed through the gas filling equipment, the gas filling head 20 fills gas into the pump cover, the wireless gas pressure sensor 21 detects the gas pressure value inside the pump cover in the gas filling process, the air pressure value is sent to a pump cover production equipment controller to be displayed, the air pressure value inside the qualified pump cover is displayed in a straight-line rising manner, the air leakage phenomenon exists on the unqualified pump cover, and the air pressure value is displayed in an irregular wavy line;
referring to the attached drawings 1, 3 and 5 of the specification, a connecting piece 10 is used for assisting in connecting a sliding block 4 and a sleeve 9, the four arc-shaped clamping blocks 2 automatically clamp a pump cover under the action of a spring 6, an anti-skidding paste 3 prevents the pump cover from sliding away from the arc-shaped clamping blocks 2, when a cover plate 19 is not stressed, static friction force exists between the cover plate and a threaded rod 17 and can keep the current position unchanged, when the cover plate 19 is pressed downwards, the threaded rod 17 rotates through a ball bearing 16 to convert sliding friction force into rolling friction force, the service life is long, when the cover plate 19 moves upwards, a limiting block 18 limits the cover plate 19 and prevents the cover plate 19 from being separated from the threaded rod.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a quick detection device of VE pump cover sealing performance, is including examining test table (1), its characterized in that: the top of the detection table (1) is provided with an arc clamping block (2), the bottom of the arc clamping block (2) is fixedly provided with a sliding block (4), the arc clamping block (2) is in sliding connection with the detection table (1) through the sliding block (4), one side of the sliding block (4) is provided with a spring (6), one end of the spring (6) is provided with a placing pipe (7), the placing pipe (7) is fixedly connected with the detection table (1), two ends of the spring (6) are respectively bonded with the sliding block (4) and the placing pipe (7) through viscose, the bottom of the detection table (1) is fixedly provided with a sliding rod (8), the outer side of the sliding rod (8) is movably nested with a sleeve (9), the outer side of the sleeve (9) and the bottom of the sliding block (4) are both fixedly provided with a connecting piece (10), one side of the connecting piece (10) is provided with a support (11), two ends of the support (11) are both provided with rotating, the bracket (11) is movably connected with the connecting piece (10) through a rotating rod (12);
the bottom of detecting platform (1) is equipped with base (13), the bottom embedding of slider (4) sets up in base (13), the inside border position of detecting platform (1) is equipped with ball bearing (16), ball bearing (16) set up to four, four the top of ball bearing (16) is equipped with threaded rod (17), the bottom embedding of threaded rod (17) sets up in ball bearing (16), the fixed limiting plate (18) that is equipped with in top of threaded rod (17), threaded rod (17) top is close limiting plate (18) one side and is equipped with apron (19), threaded rod (17) and apron (19) threaded connection, the central point of apron (19) puts the fixed air entrainment head (20) that is equipped with, the both sides of air entrainment head (20) all are equipped with wireless baroceptor (21), wireless baroceptor (21) embedding sets up in apron (19), the top of the gas filling head (20) is fixedly provided with a connecting pipe (22).
2. The VE pump cover sealing performance rapid detection device of claim 1, characterized in that: one side of arc clamp splice (2) is equipped with anti-skidding subsides (3), anti-skidding subsides (3) pass through the viscose bonding with arc clamp splice (2), the preparation material of anti-skidding subsides (3) is rubber.
3. The VE pump cover sealing performance rapid detection device of claim 1, characterized in that: the top of the detection table (1) is provided with a sliding groove (5), the sliding block (4) is embedded in the sliding groove (5), and the sliding block (4) is in clearance fit with the groove wall of the sliding groove (5).
4. The VE pump cover sealing performance rapid detection device of claim 1, characterized in that: the number of the arc-shaped clamping blocks (2) is four, and the four arc-shaped clamping blocks (2) are symmetrically distributed by taking the placing pipe (7) as a center.
5. The VE pump cover sealing performance rapid detection device of claim 3, characterized in that: the number of the springs (6) is four, and the springs (6) are all embedded in the sliding grooves (5).
6. The VE pump cover sealing performance rapid detection device of claim 1, characterized in that: the top of base (13) is fixed and is equipped with bracing piece (14), examine test table (1) and pass through bracing piece (14) fixed connection with base (13).
7. The VE pump cover sealing performance rapid detection device of claim 1, characterized in that: the fixed support callus on the sole (15) that is equipped with in bottom of base (13), the number that sets up of support callus on the sole (15) is four, four use slide bar (8) as central symmetry distribution between support callus on the sole (15).
8. The VE pump cover sealing performance rapid detection device of claim 1, characterized in that: the threaded rod (17) is in interference fit with the inner annular wall of the ball bearing (16), and the outer annular wall of the ball bearing (16) is in interference fit with the inner wall of the detection table (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921346441.1U CN210269064U (en) | 2019-08-20 | 2019-08-20 | VE pump cover sealing performance quick detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921346441.1U CN210269064U (en) | 2019-08-20 | 2019-08-20 | VE pump cover sealing performance quick detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210269064U true CN210269064U (en) | 2020-04-07 |
Family
ID=70017616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921346441.1U Active CN210269064U (en) | 2019-08-20 | 2019-08-20 | VE pump cover sealing performance quick detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210269064U (en) |
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2019
- 2019-08-20 CN CN201921346441.1U patent/CN210269064U/en active Active
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