CN218444347U

CN218444347U - Air tightness detection jig

Info

Publication number: CN218444347U
Application number: CN202222449922.3U
Authority: CN
Inventors: 赵海; 朱小江
Original assignee: Baoji Zhongfei Hengli Machinery Co ltd
Current assignee: Baoji Zhongfei Hengli Machinery Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-02-03
Anticipated expiration: 2032-09-16

Abstract

The utility model discloses an air tightness detection tool relates to tire air tightness detection technical field, including unable adjustment base, can be through seting up the installation screw on unable adjustment base, install unable adjustment base at workstation or subaerial, unable adjustment base's top is provided with extrusion mechanism, extrusion mechanism is including rotating the rotation post of connection at the unable adjustment base upper surface, the top fixedly connected with worm wheel of rotation post, the upper surface of worm wheel articulates through the round pin axle has three slip pipe. It can be through unable adjustment base, extrusion mechanism and tire subassembly's setting, tire on the tire subassembly that can extrude, when tire air tightness is relatively poor on the tire subassembly, can accelerate the interior gas outgoing's of tire time to reduce the time of placing of tire between twice measurements, reduced the time that tire air tightness detected, avoid occuping the measurement personnel longer time, thereby improve detection efficiency, convenient to use.

Description

Air tightness detection jig

Technical Field

The utility model relates to a tire airtightness detects technical field, specifically is an airtightness detection tool.

Background

A tire is a ground-rolling circular ring-shaped elastic rubber article mounted on various vehicles or machines. Generally, the tire is mounted on a metal hub, and is inflated to support the vehicle body with the tire and the hub, so as to buffer external impact, achieve contact with the road surface and ensure the driving performance of the vehicle. The tire is the only part of the automobile contacting with the ground, and the safety of the driver and passengers of the automobile is directly influenced by the performance of the tire. Therefore, to ensure safe and proper use of the tire, the tire is tested for air tightness.

When the tire airtightness detection jig is used for detecting the airtightness of a tire, the tire is generally inflated after the tire is installed, the tire pressure is measured by using a tire pressure measurer, the tire pressure is measured again after a period of time of placement, and whether the tire pressure obtained by two times of measurement is different or not is observed, so that the airtightness of the tire is detected, and the airtightness detection mode of the tire is slow due to the long-time placement between the two times of measurement, so that a long time is occupied by a detector, and the detection efficiency is low; therefore, the air tightness detection jig is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an air tightness detection jig in order to compensate the not enough of prior art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an air tightness detection tool, includes unable adjustment base, can be through seting up the installation screw on unable adjustment base, with unable adjustment base installation at workstation or subaerial, unable adjustment base's top is provided with extrusion mechanism, extrusion mechanism is including rotating the rotation post of connection at the unable adjustment base upper surface, the top fixedly connected with worm wheel of rotation post, the upper surface of worm wheel articulates through the round pin axle has three slide tube, unable adjustment base's upper surface rotates and is connected with three dwang, three the equal fixedly connected with slide bar in top of dwang, it is three the one end that the dwang was kept away from to the slide bar all articulates through the round pin axle has the stripper plate, the top of worm wheel is provided with tire assembly, and tire assembly includes tire and wheel hub, will be surveyed the tire and install the back on wheel hub, carry out the air tightness and detect to the tire.

Further, it is three slide bar sliding connection is respectively at the inner wall of three slip pipe, and the worm wheel drives the slip pipe when rotating and removes to under the sliding action of slide bar and slip pipe, make three stripper plate be close to each other, stripper plate and tire subassembly looks adaptation, the stripper plate can closely laminate with the tire on the tire subassembly, makes the stripper plate extrude the tire on the tire subassembly.

Furthermore, a worm is arranged above the fixed base and meshed with the worm wheel, the worm can drive the worm wheel to rotate when rotating, and meanwhile, the worm and the worm wheel have self-locking performance, so that the worm wheel is prevented from rotating artificially.

Further, unable adjustment base's last fixed surface is connected with the fixed plate, the worm rotates to be connected at the surface of fixed plate, and the fixed plate plays the supporting role for the rotation of worm, the one end fixedly connected with positive and negative motor that the fixed plate was kept away from to the worm, the output axle head of positive and negative motor and the one end fixed connection that the fixed plate was kept away from to the worm, positive and negative motor are prior art, can control positive and negative motor corotation or reversal through the controller of positive and negative motor, make positive and negative motor provide power for the rotation of worm.

Furthermore, the outer surface of the forward and reverse rotation motor is fixedly connected with a motor support frame, the motor support frame is fixedly connected to the upper surface of the fixed base, and the motor support frame plays a role in supporting and fixing the forward and reverse rotation motor.

Further, the inflation valve is installed to the inner wall of tire subassembly, the surface joint of inflation valve has communicating pipe, and communicating pipe can the joint on the inflation valve, also can follow the inflation valve and pull down, the fixed intercommunication of one end that the inflation valve was kept away from to communicating pipe has the tire pressure caliber, and the tire pressure caliber is prior art, and when the joint was on the inflation valve communicating pipe, the tire pressure of tire on the tire subassembly was measured.

Further, the upper surface of unable adjustment base is fixedly connected with the mount, tire pressure measurement ware fixed connection is at the interior roof of mount, and the mount plays the support fixed action for the tire pressure measurement ware.

Compared with the prior art, the airtightness detection device has the following beneficial effects:

1. the utility model discloses a unable adjustment base, extrusion mechanism and tire subassembly set up, the tire on the tire subassembly that can extrude, when the tire gas tightness is relatively poor on the tire subassembly, can accelerate the interior gas outgoing's of tire time to reduce the time of placing of tire between twice measurement, reduced the time that the tire gas tightness detected, avoided occuping the measurement personnel longer time, thereby improve detection efficiency, convenient to use.

2. The utility model discloses a setting of just reversing motor, inflation valve, tire pressure caliber and communicating pipe, just reversing motor are prior art, can make just reversing motor corotation or reversal for the rotation of worm through just reversing motor's controller control, and the tire pressure caliber is prior art, and when the communicating pipe joint was on the inflation valve, the tire pressure of tire was measured on the tire subassembly.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic three-dimensional structure diagram of the extrusion plate and the worm of the present invention;

FIG. 3 is a schematic perspective view of the rotary post and worm wheel of the present invention;

fig. 4 is a schematic perspective view of the tire assembly and the inflation valve of the present invention.

In the figure: 1. a fixed base; 2. an extrusion mechanism; 21. rotating the column; 22. a worm gear; 23. a sliding tube; 24. rotating the rod; 25. a slide bar; 26. a pressing plate; 27. a fixing plate; 28. a worm; 29. a positive and negative rotation motor; 210. a motor support frame; 3. a tire component; 4. an inflation valve; 5. a fixed mount; 6. a tire pressure measurer; 7. a communication pipe is provided.

Detailed Description

The principles and features of the present invention will be described with reference to the drawings, which are provided for illustration only and are not intended to limit the scope of the invention.

The embodiment provides an air tightness detection jig, and the device can extrude the tire on the tire subassembly 3, and when the tire air tightness was relatively poor on the tire subassembly 3, the time of gas outgoing in the tire can be accelerated to reduce the time of placing of tire between twice measurement, reduced the time that the tire air tightness detected, avoid occuping the measurement personnel longer time, thereby improve detection efficiency, convenient to use.

Referring to fig. 1, fig. 2 and fig. 3, an air tightness detection jig, including unable adjustment base 1, can be through seting up the installation screw on unable adjustment base 1, install unable adjustment base 1 at workstation or subaerial, unable adjustment base 1's top is provided with extrusion mechanism 2, extrusion mechanism 2 is including rotating the rotation post 21 of connecting at unable adjustment base 1 upper surface, the top fixedly connected with worm wheel 22 of rotation post 21, worm wheel 22's upper surface articulates through the round pin axle has three slide tube 23, unable adjustment base 1's upper surface rotates and is connected with three dwang 24, the equal fixedly connected with slide bar 25 in top of three dwang 24, the one end that dwang 24 was kept away from to three slide bar 25 all articulates through the round pin axle has stripper plate 26, worm wheel 22's top is provided with tire subassembly 3, tire subassembly 3 includes tire and wheel hub, after will be surveyed tire installation on wheel hub, carry out the air tightness detection to the tire.

Referring to fig. 2 and 3, the three sliding rods 25 are respectively slidably connected to the inner walls of the three sliding tubes 23, the worm wheel 22 drives the sliding tubes 23 to move when rotating, and under the sliding action of the sliding rods 25 and the sliding tubes 23, the three squeezing plates 26 are close to each other, the squeezing plates 26 are adapted to the tire assembly 3, the squeezing plates 26 can be tightly attached to the tire on the tire assembly 3, and the squeezing plates 26 squeeze the tire on the tire assembly 3.

Referring to fig. 1 and 2, a worm 28 is arranged above the fixing base 1, the worm 28 is meshed with the worm wheel 22, the worm 28 can drive the worm wheel 22 to rotate when rotating, meanwhile, the worm 28 and the worm wheel 22 have self-locking performance, the worm wheel 22 is prevented from rotating artificially, a fixing plate 27 is fixedly connected to the upper surface of the fixing base 1, the worm 28 is rotatably connected to the outer surface of the fixing plate 27, and the fixing plate 27 plays a supporting role in the rotation of the worm 28.

Referring to fig. 1 and 2, a forward and reverse rotation motor 29 is fixedly connected to an end of the worm 28 away from the fixing plate 27, an output shaft end of the forward and reverse rotation motor 29 is fixedly connected to an end of the worm 28 away from the fixing plate 27, the forward and reverse rotation motor 29 is in the prior art, and the forward and reverse rotation motor 29 can be controlled to rotate forward or reverse by a controller of the forward and reverse rotation motor 29, so that the forward and reverse rotation motor 29 provides power for rotation of the worm 28, a motor support frame 210 is fixedly connected to an outer surface of the forward and reverse rotation motor 29, the motor support frame 210 is fixedly connected to an upper surface of the fixing base 1, and the motor support frame 210 plays a role in supporting and fixing the forward and reverse rotation motor 29.

Referring to fig. 1 and 4, inflation valve 4 is installed to the inner wall of tire subassembly 3, inflation valve 4's surface joint has communicating pipe 7, communicating pipe 7 can the joint on inflation valve 4, also can follow inflation valve 4 and pull down, communicating pipe 7 is kept away from the fixed intercommunication of one end of inflation valve 4 and is had tire pressure caliber 6, tire pressure caliber 6 is prior art, when communicating pipe 7 joint is on inflation valve 4, measure the tire pressure of tire on tire subassembly 3, unable adjustment base 1's last fixed surface is connected with mount 5, tire pressure caliber 6 fixed connection is at the interior roof of mount 5, mount 5 supports the fixed action for tire pressure caliber 6.

The working principle is as follows: when the device is used, the tire pressure of the tire on the tire assembly 3 is measured for the first time through the tire pressure measurer 6, the tire assembly 3 is placed on the worm wheel 22, the forward and reverse rotation motor 29 is controlled to operate, the worm 28 is driven to rotate, the worm wheel 22 is driven to rotate, the sliding tube 23 is driven to move, under the sliding action of the sliding rod 25 and the sliding tube 23, the sliding rod 25 rotates along the rotating rod 24, the three extrusion plates 26 are made to approach each other, the extrusion plates 26 extrude the tire on the tire assembly 3, after the extrusion is completed, the forward and reverse rotation motor 29 is controlled to rotate reversely, the worm 28 is driven to rotate reversely, the three extrusion plates 26 are far away from the tire assembly 3, the tire pressure of the tire on the tire assembly 3 is measured for the second time through the tire pressure measurer 6, when the tire pressure measured for the second time is smaller than the tire pressure measured for the first time, the airtightness of the tire is poor, the device can extrude the tire on the tire assembly 3, when the airtightness of the tire assembly 3 is poor, the tire can be accelerated, the time of the tire in which is poor, the airtightness of the tire assembly between the measurement personnel is avoided, and the detection efficiency is long time, and the detection efficiency is convenient for use.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides an air tightness detection tool, includes unable adjustment base (1), its characterized in that: the top of unable adjustment base (1) is provided with extrusion mechanism (2), extrusion mechanism (2) are including rotating rotation post (21) of connection at unable adjustment base (1) upper surface, the top fixedly connected with worm wheel (22) of rotation post (21), the upper surface of worm wheel (22) articulates through the round pin axle has three sliding tube (23), the upper surface of unable adjustment base (1) rotates and is connected with three dwang (24), and is three the equal fixedly connected with slide bar (25) in top of dwang (24), it is three the one end that dwang (24) were kept away from in slide bar (25) all articulates through the round pin axle has stripper plate (26), the top of worm wheel (22) is provided with tire component (3).

2. The airtightness detection jig according to claim 1, wherein: the three sliding rods (25) are respectively connected to the inner walls of the three sliding pipes (23) in a sliding mode, and the extrusion plate (26) is matched with the tire assembly (3).

3. The airtightness detection jig according to claim 1, wherein: a worm (28) is arranged above the fixed base (1), and the worm (28) is meshed with the worm wheel (22).

4. The airtightness detection jig according to claim 3, wherein: the upper surface fixed connection of unable adjustment base (1) has fixed plate (27), worm (28) rotate to be connected at the surface of fixed plate (27), the one end fixedly connected with of fixed plate (27) is kept away from in worm (28) is motor (29) just reversing, the one end fixed connection of fixed plate (27) is kept away from with worm (28) to the output axle head of motor (29) just reversing.

5. The airtightness detection jig according to claim 4, wherein: the outer surface of the forward and reverse rotation motor (29) is fixedly connected with a motor support frame (210), and the motor support frame (210) is fixedly connected to the upper surface of the fixed base (1).

6. The airtightness detection jig according to claim 1, wherein: inflation valve (4) are installed to the inner wall of tire subassembly (3), the surface joint of inflation valve (4) has communicating pipe (7), the fixed intercommunication of one end of inflation valve (4) is kept away from in communicating pipe (7) has tire pressure caliber (6).

7. The airtightness detection jig according to claim 6, wherein: the upper surface of the fixed base (1) is fixedly connected with a fixed frame (5), and the tire pressure measurer (6) is fixedly connected to the inner top wall of the fixed frame (5).