CN212567944U - Vacuum booster test bench with brake master cylinder - Google Patents

Abstract

The utility model discloses a vacuum booster area brake master cylinder test bench belongs to automobile parts and detects technical field. A vacuum booster test bed with a brake master cylinder comprises a test bed rack, a vertical panel, a thrust device and a vacuum pump, wherein the vacuum pump is fixedly arranged on the lower end face of the test bed rack, four supporting legs are fixedly arranged at the lower end of the test bed rack, two symmetrically arranged vertical plates are fixedly connected to the upper end face of the test bed rack, a lower clamping plate is fixedly connected between the bottom side walls of the two vertical plates, an upper clamping plate which is in sliding connection with the two vertical plates is arranged above the lower clamping plate, grooves which are matched with the vacuum booster in shape are formed in the opposite side walls of the upper clamping plate and the lower clamping plate, a top plate is fixedly connected between the upper ends of the two vertical plates, and a jacking mechanism is arranged between the top plate and the; the utility model discloses can be more swift convenient fix the test bench with vacuum booster on, indirect promotion the detection efficiency of test bench.

Description

Vacuum booster test bench with brake master cylinder

Technical Field

The utility model relates to an automobile parts detects technical field, especially relates to a vacuum booster takes brake master cylinder test bench.

Background

The vacuum booster assembly with the brake master cylinder consists of three parts, namely a vacuum booster, the brake master cylinder and a liquid storage pot, and is an important component of an automobile brake system.

Through the retrieval, chinese patent is granted No. CN206348152U, discloses a vacuum booster test bench with brake master cylinder, including the test bench frame, is equipped with push rod seat, vacuum gauge, manometer, connecting line and is used for the fixed plate of fixed waiting to examine the piece in the test bench frame, and connecting line and manometer intercommunication are equipped with axial displacement's push rod on the push rod seat. The utility model discloses simple structure, low cost, with loading detection method commonly used comparison, use the utility model discloses can improve the detection efficiency of vacuum booster area brake master cylinder greatly, have high price/performance ratio, and easy operation, convenient to use. The vacuum booster test bed with the brake master cylinder in the patent has the following defects: when detecting vacuum booster, need assemble the fixed plate with it on, fixed convenient quick inadequately, influence the efficiency that detects to some extent.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a vacuum booster with a brake master cylinder test bench.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a vacuum booster takes brake master cylinder test bench, includes test bench frame, perpendicular panel, thrust device and vacuum pump, vacuum pump fixed mounting is at the lower terminal surface of test bench frame, the lower extreme fixed mounting of test bench frame has four supporting legs, the riser that two symmetries set up of up end fixedly connected with of test bench frame, two fixedly connected with lower plate between the bottom lateral wall of riser, the top of lower plate be equipped with two riser sliding connection's punch holder, the relative lateral wall of punch holder and lower plate all be equipped with vacuum booster appearance complex recess, two fixedly connected with roof between the upper end of riser, be equipped with roof pressure mechanism between roof and the punch holder.

Preferably, the jacking mechanism comprises a threaded hole formed in the upper end of the top plate, a first threaded rod matched with the threaded hole is arranged in the threaded hole in a penetrating mode, a first rotary disc is fixedly connected to the upper end of the first threaded rod, and the lower end of the first threaded rod is connected with the upper clamping plate through a buffering mechanism.

Preferably, the buffering mechanism comprises an end cover which is sleeved on the upper end of the upper clamping plate in a sliding manner, the upper clamping plate is elastically connected with the top of the end cover through a buffering spring, and the end cover is slidably connected between the two vertical plates.

Preferably, four the equal fixed mounting of lower extreme of supporting leg has the gyro wheel, four the equal fixed connection internal thread sleeve of lower extreme lateral wall of supporting leg, four all the cover is equipped with rather than complex second threaded rod, four in the internal thread sleeve the equal fixedly connected with second carousel in upper end of second threaded rod, four the lower extreme of second threaded rod all pushes up subaerial.

Preferably, the inner wall of the groove is provided with a rubber pad.

Preferably, the lower end of the second threaded rod is provided with a non-slip mat.

Compared with the prior art, the utility model provides a vacuum booster takes brake master cylinder test bench possesses following beneficial effect:

1. this vacuum booster area brake master cylinder test bench places vacuum booster in the recess on the lower plate, then rotates first threaded rod through first carousel, and first threaded rod then can be gliding under the effect of screw hole to the punch holder lapse of drive below can be fixed with vacuum booster when the punch holder top is in vacuum booster's upper end, and easy operation is fixed convenient.

2. This vacuum booster area brake master cylinder test bench when needs move the test bench frame, rotates the second threaded rod through the second carousel, makes the second threaded rod upwards slide under the telescopic effect of internal thread and leave ground, then can move the test bench frame through the roll of gyro wheel, and it is more laborsaving to remove.

Drawings

FIG. 1 is a schematic structural view of a vacuum booster test bed with a brake master cylinder according to the present invention;

FIG. 2 is a schematic structural view of the portion A in FIG. 1 of a vacuum booster test bed with a brake master cylinder according to the present invention;

fig. 3 is the left side view structure diagram of the top pressure mechanism and the buffer mechanism of the vacuum booster test bed with the brake master cylinder.

In the figure: 1. a test bed frame; 2. a vertical panel; 3. a thrust device; 4. a vacuum pump; 5. a lower splint; 6. a vertical plate; 7. a top plate; 8. an upper splint; 9. a threaded hole; 10. a first threaded rod; 11. a first turntable; 12. an end cap; 13. a buffer spring; 14. a groove; 15. a rubber pad; 16. supporting legs; 17. a roller; 18. an internally threaded sleeve; 19. a second threaded rod; 20. a second turntable; 21. a non-slip mat.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-3, a vacuum booster area brake master cylinder test bench, includes test bench frame 1, vertical panel 2, thrust device 3 and vacuum pump 4, vacuum pump 4 fixed mounting is at the lower terminal surface of test bench frame 1, and the lower extreme fixed mounting of test bench frame 1 has four supporting legs 16, and wherein test bench frame 1, vertical panel 2, thrust device 3 and vacuum pump 4 are prior art in the comparison document, and vacuum pump 4 installs the lower extreme at test bench frame 1 can prevent to be played by operating personnel.

The upper end face of a test bed rack 1 is fixedly connected with two vertical plates 6 which are symmetrically arranged, a lower clamping plate 5 is fixedly connected between the bottom side walls of the two vertical plates 6, an upper clamping plate 8 which is in sliding connection with the two vertical plates 6 is arranged above the lower clamping plate 5, grooves 14 which are matched with the vacuum booster in shape are formed in the opposite side walls of the upper clamping plate 8 and the lower clamping plate 5, a top plate 7 is fixedly connected between the upper ends of the two vertical plates 6, a jacking mechanism is arranged between the top plate 7 and the upper clamping plate 8 and comprises a threaded hole 9 arranged at the upper end of the top plate 7, a first threaded rod 10 matched with the threaded hole 9 penetrates through the threaded hole 9, a first rotating disc 11 is fixedly connected at the upper end of the first threaded rod 10, the lower end of the first threaded rod 10 is connected with the upper clamping plate 8 through a buffer mechanism, the vacuum booster is placed in the groove 14 on the, first threaded rod 10 then can be in screw hole 9 effect down-sliding to the punch holder 8 of drive below slides down, when punch holder 8 top was in vacuum booster's upper end, can be fixed with vacuum booster, and easy operation is fixed convenient.

Buffer gear establishes end cover 12 on the punch holder 8 including the slip cap, through buffer spring 13 elastic connection between the top of punch holder 8 and end cover 12, and end cover 12 sliding connection is between two risers 6, and during the downward roof pressure of punch holder 8, buffer spring 13 then can the effectual roof pressure of the first threaded rod 10 of buffering, prevents that the roof pressure is too big and causes the damage to vacuum booster.

The equal fixed mounting of lower extreme of four supporting legs 16 has gyro wheel 17, the equal fixed connection internal thread sleeve 18 of the lower extreme lateral wall of four supporting legs 16, it is equipped with rather than complex second threaded rod 19 all to overlap in four internal thread sleeves 18, the lower extreme of second threaded rod 19 is equipped with slipmat 21, the equal fixedly connected with second carousel 20 in upper end of four second threaded rods 19, four lower extreme of second threaded rod 19 all pushes up subaerial, when needs move test stand frame 1, rotate second threaded rod 19 through second carousel 20, make second threaded rod 19 leave ground including under internal thread sleeve 18's the effect of upwards sliding, then can remove test stand frame 1 through gyro wheel 17's roll, it is more laborsaving to remove.

The inner wall of the groove 14 is provided with a rubber pad 15, so that the upper clamping plate 8 and the lower clamping plate 5 are further prevented from damaging the vacuum booster.

The working principle is as follows: in the utility model, when the vacuum booster needs to be detected, the vacuum booster is placed in the groove 14 on the lower splint 5, then the first threaded rod 10 is rotated through the first rotary disc 11, the first threaded rod 10 can slide downwards under the action of the threaded hole 9, so as to drive the lower upper splint 8 to slide downwards, when the upper splint 8 is pressed against the upper end of the vacuum booster, the vacuum booster can be fixed, the operation is simple and convenient, during the period, the buffer spring 13 can effectively buffer the top pressure of the first threaded rod 10, the damage to the vacuum booster caused by the overlarge top pressure is prevented, when the test bed frame 1 needs to be moved, the second threaded rod 19 is rotated through the second rotary disc 20, so that the second threaded rod 19 slides upwards under the action of the inner threaded sleeve 18 to leave the ground, then the test bed frame 1 can be moved through the rolling of the idler wheel 17, the movement is more labor-saving, and after the movement is finished, the second threaded rod 19 is rotated and reset.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. A vacuum booster test bed with a brake master cylinder comprises a test bed rack (1), a vertical panel (2), a thrust device (3) and a vacuum pump (4), and is characterized in that the vacuum pump (4) is fixedly arranged on the lower end face of the test bed rack (1), four supporting legs (16) are fixedly arranged at the lower end of the test bed rack (1), two symmetrically-arranged vertical plates (6) are fixedly connected to the upper end face of the test bed rack (1), a lower clamping plate (5) is fixedly connected between the side walls of the bottom of the vertical plates (6), an upper clamping plate (8) in sliding connection with the two vertical plates (6) is arranged above the lower clamping plate (5), grooves (14) matched with the vacuum booster in shape are formed in the opposite side walls of the upper clamping plate (8) and the lower clamping plate (5), and a top plate (7) is fixedly connected between the upper ends of the vertical plates (6), and a jacking mechanism is arranged between the top plate (7) and the upper clamping plate (8).

2. The vacuum booster test bed with the brake master cylinder is characterized in that the jacking mechanism comprises a threaded hole (9) formed in the upper end of the top plate (7), a first threaded rod (10) matched with the threaded hole (9) penetrates through the threaded hole (9), a first rotary disc (11) is fixedly connected to the upper end of the first threaded rod (10), and the lower end of the first threaded rod (10) is connected with the upper clamping plate (8) through a buffering mechanism.

3. The vacuum booster belt brake master cylinder test bed as claimed in claim 2, wherein the buffering mechanism comprises an end cover (12) which is slidably sleeved on the upper end of the upper clamping plate (8), the upper clamping plate (8) is elastically connected with the top of the end cover (12) through a buffering spring (13), and the end cover (12) is slidably connected between the two vertical plates (6).

4. The vacuum booster test bed with the brake master cylinder as claimed in claim 1, wherein the idler wheels (17) are fixedly mounted at the lower ends of four support legs (16), the side walls of the lower ends of the four support legs (16) are fixedly connected with internal thread sleeves (18), second threaded rods (19) matched with the four internal thread sleeves (18) are sleeved in the four internal thread sleeves (18), second rotary tables (20) are fixedly connected at the upper ends of the four second threaded rods (19), and the lower ends of the four second threaded rods (19) are all pressed against the ground.

5. The vacuum booster belt brake master cylinder test stand as claimed in claim 1, characterized in that the inner wall of the groove (14) is provided with a rubber pad (15).

6. A vacuum booster test bench with a brake master cylinder as claimed in claim 4, characterized in that the lower end of the second threaded rod (19) is provided with a non-slip mat (21).

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