CN215979658U

CN215979658U - Quick mounting structure for fuel pump comprehensive performance test bed

Info

Publication number: CN215979658U
Application number: CN202122473819.8U
Authority: CN
Inventors: 陶俊
Original assignee: Nanjing Dewenjun Aviation Technology Co ltd
Current assignee: Nanjing Dewenjun Aviation Technology Co ltd
Priority date: 2021-10-14
Filing date: 2021-10-14
Publication date: 2022-03-08
Anticipated expiration: 2031-10-14

Abstract

The utility model discloses a quick mounting structure for a comprehensive performance test bed of a fuel pump, relates to the technical field of fuel pumps, and aims to solve the problem that the quick mounting structure used by a common comprehensive performance test bed of the fuel pump in the prior art cannot be freely adjusted according to the size of the fuel pump. The utility model discloses a pressure platform, including the pressure platform, press the below of platform to be provided with first regulation arm lock and second regulation arm lock respectively, and first regulation arm lock and second regulation arm lock all with press a sliding connection, first screw thread seat is installed to the top of first regulation arm lock, and just first screw thread seat passes through fastening screw fixed connection with first regulation arm lock, second screw thread seat is installed to the top of second regulation arm lock, and second screw thread seat and second regulation arm lock pass through fastening screw fixed connection, press the inside of platform to install first screw rod and second screw rod respectively, and first screw rod and second screw rod all rotate with the pressure platform through the bearing and be connected, first screw thread seat and first screw rod threaded connection.

Description

Quick mounting structure for fuel pump comprehensive performance test bed

Technical Field

The utility model relates to the technical field of fuel pumps, in particular to a quick mounting structure for a comprehensive performance test bed of a fuel pump.

Background

The fuel pump is a professional term in the automobile accessory industry, is one of basic components of a fuel injection system of an electronic injection automobile, is positioned in a fuel tank of the automobile, works during starting and running of an engine, and shuts off the power supply of the fuel pump by the HFM-SFI control module to avoid accidental ignition if the engine stops and an ignition switch is still turned ON.

When the fuel pump is detected, the fuel pump needs to be fixed above a comprehensive performance test bed, and a quick mounting structure is generally adopted for fixing, but the traditional mounting structure cannot be freely adjusted according to the size of the fuel pump, and the volume sizes of fuel pumps of different models are different, so that the fuel pumps of all sizes cannot be effectively fixed, and the use is not convenient enough; therefore, the market urgently needs to develop a quick mounting structure for a fuel pump comprehensive performance test bed to help people solve the existing problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a quick mounting structure for a comprehensive performance test bed of a fuel pump, which aims to solve the problem that the quick mounting structure used by the common comprehensive performance test bed of the fuel pump in the background art can not be freely adjusted according to the size of the fuel pump.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a fuel pump comprehensive properties test bench is with quick mounting structure, includes the test bench and presses the platform, the below of pressing the platform is provided with first regulation arm lock and second regulation arm lock respectively, and first regulation arm lock and second regulation arm lock all with press a sliding connection, first screw thread seat is installed to the top of first regulation arm lock, and first screw thread seat passes through fastening screw fixed connection with first regulation arm lock, second screw thread seat is installed to the top of second regulation arm lock, and second screw thread seat and second regulation arm lock pass through fastening screw fixed connection, press the inside of platform to install first screw rod and second screw rod respectively, and first screw rod and second screw rod all through the bearing with press the platform to rotate and be connected, first screw thread seat and first screw rod threaded connection, second screw thread seat and second screw rod threaded connection.

Preferably, the inside of the pressing table is provided with a first driving device, the first driving device is fixedly connected with the pressing table through a fastening screw, the first driving device is connected with the second screw rod, a spring is arranged below the pressing table, and the spring is fixedly connected with the pressing table through the fastening screw.

Preferably, a first gear is installed on the outer side of the first screw, the first gear is fixedly connected with the first screw, a second gear is installed on the outer side of the second screw, the second gear is fixedly connected with the second screw, the first gear is meshed with the second gear, a gasket is installed below the spring, and the gasket is fixedly connected with the spring.

Preferably, the support table is installed above the test bed and fixedly connected with the test bed through fastening screws, the fuel pump is arranged above the support table, the jacking device is installed above the test bed and fixedly connected with the test bed through fastening screws.

Preferably, the top of the pressing platform is provided with a mandril, the mandril is fixedly connected with the pressing platform through a fastening screw, the top of the mandril is provided with a cantilever, and the cantilever is fixedly connected with the mandril through a fastening screw.

Preferably, a second driving device is installed above the jacking device, the second driving device is fixedly connected with the jacking device through a fastening screw, a ball screw is installed inside the jacking device, the ball screw is rotatably connected with the jacking device through a bearing, a ball screw pair is installed on the outer side of the ball screw, and the ball screw pair is in threaded connection with the ball screw.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model discloses a first regulation arm lock that passes through, the arm lock is adjusted to the second, first screw rod, the second screw rod, first screw thread seat and second screw thread seat setting, first screw thread seat and first regulation arm lock fixed connection, arm lock fixed connection is adjusted with the second to the second screw thread seat, rotation through first screw rod can order about first screw thread seat and remove, rotation through the second screw rod can order about second screw thread seat and remove, thereby order about first regulation arm lock and second and adjust the arm lock and carry out lateral shifting, thereby realize the regulation to the distance between the two, make first regulation arm lock and second adjust the size that the interval between the arm lock can accord with the fuel pump, can carry on spacingly to the both sides of fuel pump, thereby can carry out effectual fixed to not unidimensional fuel pump, improve fixed effect.

2. The utility model discloses a through the setting of gasket and spring, add a gasket in the below of pressing the platform, through spring coupling between gasket and the pressure platform, when using the pressure platform to fix the fuel pump when pressing down, the gasket will earlier with the fuel pump contact, then carries out buffer pressure through the spring to avoid strong pressure to cause the damage to the fuel pump in the twinkling of an eye, improve this quick mounting structure's use reliability and security.

Drawings

FIG. 1 is a front view of a quick mount structure for a fuel pump combination test stand according to the present invention;

FIG. 2 is a schematic view of the internal structure of the platen of the present invention;

fig. 3 is a schematic view of the internal structure of the pressing device of the present invention.

In the figure: 1. a test bed; 2. a table leg; 3. a saddle; 4. a fuel pump; 5. pressing the table; 6. a jacking device; 7. a cantilever; 8. a top rod; 9. a first adjusting clamp arm; 10. a second adjusting clamp arm; 11. a first threaded seat; 12. a second threaded seat; 13. a first screw; 14. a second screw; 15. a first gear; 16. a second gear; 17. a spring; 18. a gasket; 19. a first driving device; 20. a ball screw; 21. a ball screw pair; 22. a second driving device.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, an embodiment of the present invention is shown: the utility model provides a fuel pump comprehensive properties test bench is with quick mounting structure, including test bench 1 and pressure platform 5, the below of pressure platform 5 is provided with first regulation arm lock 9 and second regulation arm lock 10 respectively, first regulation arm lock 9 and second regulation arm lock 10 all with pressure platform 5 sliding connection, first screw thread seat 11 is installed to the top of first regulation arm lock 9, first screw thread seat 11 passes through fastening screw fixed connection with first regulation arm lock 9, second screw thread seat 12 is installed to the top of second regulation arm lock 10, second screw thread seat 12 passes through fastening screw fixed connection with second regulation arm lock 10, press the inside of platform 5 to install first screw rod 13 and second screw rod 14 respectively, first screw rod 13 and second screw rod 14 all rotate with pressure platform 5 through the bearing and are connected, first screw thread seat 11 and first screw rod 13 threaded connection, second screw thread seat 12 and second screw rod 14 threaded connection.

Further, a first driving device 19 is installed inside the pressing table 5, the first driving device 19 is fixedly connected with the pressing table 5 through a fastening screw, the first driving device 19 is connected with the second screw 14, a spring 17 is installed below the pressing table 5, the spring 17 is fixedly connected with the pressing table 5 through a fastening screw, and the first driving device 19 comprises a motor and a speed reducer.

Further, a first gear 15 is mounted on the outer side of the first screw 13, the first gear 15 is fixedly connected with the first screw 13, a second gear 16 is mounted on the outer side of the second screw 14, the second gear 16 is fixedly connected with the second screw 14, the first gear 15 is meshed with the second gear 16, a gasket 18 is mounted below the spring 17, the gasket 18 is fixedly connected with the spring 17, and the rotating directions of the first screw 13 and the second screw 14 are opposite.

Further, a supporting table 3 is installed above the test bed 1, the supporting table 3 is fixedly connected with the test bed 1 through fastening screws, a fuel pump 4 is arranged above the supporting table 3, a jacking device 6 is installed above the test bed 1, the jacking device 6 is fixedly connected with the test bed 1 through the fastening screws, the jacking device 6 is used for driving the pressing table 5 to move in a vertical settlement mode, a table leg 2 is installed below the test bed 1, and the table leg 2 is fixedly connected with the test bed 1.

Further, a mandril 8 is arranged above the pressing platform 5, the mandril 8 is fixedly connected with the pressing platform 5 through a fastening screw, a cantilever 7 is arranged above the mandril 8, the cantilever 7 is fixedly connected with the mandril 8 through the fastening screw, and the cantilever 7 is fixedly connected with the ball screw pair 21.

Further, a second driving device 22 is installed above the jacking device 6, the second driving device 22 is fixedly connected with the jacking device 6 through fastening screws, a ball screw 20 is installed inside the jacking device 6, the ball screw 20 is rotatably connected with the jacking device 6 through a bearing, a ball screw pair 21 is installed on the outer side of the ball screw 20, the ball screw pair 21 is in threaded connection with the ball screw 20, and the second driving device 22 is connected with the ball screw 20.

The working principle is as follows: when the fuel pump is used, the fuel pump 4 is placed above the supporting platform 3, the second driving device 22 is started, the second driving device 22 drives the ball screw 20 to rotate, the ball screw pair 21 is driven to move downwards through the rotation of the ball screw 20, the ball screw pair 21 drives the pressing platform 5 to sink through the cantilever 7 and the ejector rod 8, the gasket 18 below the pressing platform 5 is firstly contacted with the fuel pump 4, then the extrusion force is reduced through the spring 17, then the spring 17 is completely compressed, the pressing platform 5 presses the fuel pump 4, then the first driving device 19 is started, the first driving device 19 drives the second screw 14 to rotate, the second screw 14 drives the second gear 16 to rotate, the second gear 16 drives the first screw 13 to rotate through the first gear 15, so that the first screw 13 and the second screw 14 rotate simultaneously, the first threaded seat 11 and the second threaded seat 12 are driven to move respectively through the rotation of the first screw 13 and the second screw 14, so that the first adjusting clamping arm 9 and the second adjusting clamping arm 10 are close to each other, thereby clamping the fuel pump 4 and effectively fixing the fuel pump 4.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a fuel pump comprehensive properties test bench is with quick mounting structure, includes test bench (1) and pressure platform (5), its characterized in that: the lower part of the pressing table (5) is respectively provided with a first adjusting clamping arm (9) and a second adjusting clamping arm (10), the first adjusting clamping arm (9) and the second adjusting clamping arm (10) are both in sliding connection with the pressing table (5), a first thread seat (11) is installed above the first adjusting clamping arm (9), the first thread seat (11) is fixedly connected with the first adjusting clamping arm (9) through a fastening screw, a second thread seat (12) is installed above the second adjusting clamping arm (10), the second thread seat (12) is fixedly connected with the second adjusting clamping arm (10) through a fastening screw, a first screw (13) and a second screw (14) are respectively installed inside the pressing table (5), the first screw (13) and the second screw (14) are both in rotating connection with the pressing table (5) through a bearing, the first thread seat (11) is in threaded connection with the first screw (13), the second threaded seat (12) is in threaded connection with a second screw (14).

2. The quick mounting structure for the comprehensive performance test bed of the fuel pump as recited in claim 1, characterized in that: the interior mounting of pressing platform (5) has first drive arrangement (19), and first drive arrangement (19) and press platform (5) to pass through fastening screw fixed connection, first drive arrangement (19) are connected with second screw rod (14), press the below of platform (5) to install spring (17), and spring (17) and press platform (5) to pass through fastening screw fixed connection.

3. The quick mounting structure for the comprehensive performance test bed of the fuel pump as recited in claim 2, characterized in that: first gear (15) are installed in the outside of first screw rod (13), and first gear (15) and first screw rod (13) fixed connection, second gear (16) are installed in the outside of second screw rod (14), and second gear (16) and second screw rod (14) fixed connection, first gear (15) are connected with second gear (16) interlock, gasket (18) are installed to the below of spring (17), and gasket (18) and spring (17) fixed connection.

4. The quick mounting structure for the comprehensive performance test bed of the fuel pump as recited in claim 1, characterized in that: saddle (3) are installed to the top of test bench (1), and saddle (3) pass through fastening screw fixed connection with test bench (1), the top of saddle (3) is provided with fuel pump (4), top pressure device (6) are installed to the top of test bench (1), and top pressure device (6) pass through fastening screw fixed connection with test bench (1).

5. The quick mounting structure for the comprehensive performance test bed of the fuel pump as recited in claim 1, characterized in that: push rod (8) are installed to the top of pressing platform (5), and push rod (8) pass through fastening screw fixed connection with pressing platform (5), cantilever (7) are installed to the top of push rod (8), and cantilever (7) pass through fastening screw fixed connection with push rod (8).

6. The quick mounting structure for the comprehensive performance test bed of the fuel pump as recited in claim 4, characterized in that: the second driving device (22) is installed above the jacking device (6), the second driving device (22) is fixedly connected with the jacking device (6) through fastening screws, a ball screw (20) is installed inside the jacking device (6), the ball screw (20) is rotatably connected with the jacking device (6) through a bearing, a ball screw pair (21) is installed on the outer side of the ball screw (20), and the ball screw pair (21) is in threaded connection with the ball screw (20).