CN2500550Y

CN2500550Y - Transmission mechanism for switch testing table of electric appliance

Info

Publication number: CN2500550Y
Application number: CN 01254223
Authority: CN
Inventors: 顾小清
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-10-17
Filing date: 2001-10-17
Publication date: 2002-07-17
Anticipated expiration: 2011-10-17

Abstract

A transmission mechanism for an appliance switch testing table is mainly used for testing an automobile appliance switch and includes a first directional transmission mechanism, a second directional transmission mechanism, and a third directional transmission mechanism. When three step motors work simultaneously, the transmission mechanism can perform switch function testing in different directions to improve working efficiency and ensure accurate and stable movement under long-term testing condition.

Description

The transmission device of electric switch test desk

The utility model relates to a kind of test desk of testing automobile electric switch.

In the prior art, detecting combined switch all is that single function is carried out, a combined switch has tens functions, as: left and right sides steering indicating light, warning signal, headlight, lampet, dipped beam, distance light, the lamp of overtaking other vehicles, parking lamp, steering indicating light reset, windscreen wiper (1-4 shelves), energy brake, water spray, warm braw, rear light, preceding side lamp, horn punch or the like, each function will be carried out the inferior durability test work of hundreds of thousands of, needs tens days time just can finish.

The purpose of this utility model is to provide a kind of transmission device of electric switch test desk of many combined switches tests can carrying out three directions simultaneously.

The technical solution of the utility model is: a kind of transmission device of electric switch test desk, it comprises the first direction transmission device, the second direction transmission device, the third direction transmission device, described first direction transmission device comprises stepping motor No. one, the driving gear shaft that is connected with the output shaft of a stepping motor, be arranged at the driving gear on the described driving gear shaft, the rotating disk that is connected with described driving gear shaft, with described driving gear mating teeth bar, described tooth bar also is meshed with at least one driven gear, described driven gear is arranged on the driven gear shaft, this driven gear shaft is connected with another rotating disk: described second direction transmission device comprises stepping motor No. two, the gearing shaft that is connected with the output shaft of described No. two stepping motors, be arranged at least one transmission gear on the described gearing shaft, with described transmission gear mating teeth bar, described tooth bar and gangbar are fixedly connected, be fixedly connected with a plurality of sliding bars on the described trace, this sliding bar pass the table top seat board and with this table top seat board sliding block joint mutually, the sliding bar of table top seat board top is provided with and raises pole and lower dolly bar; Described third direction transmission device comprise No. three stepping motors, the driving gear that is connected with the output shaft of described No. three stepping motors, with described driving gear mating teeth bar, at least one driven gear of being meshed with described tooth bar, this driven gear is connected with gear wheel shaft is coaxial accordingly, is connected with universal-joint on the described gear wheel shaft.

The utility model compared with prior art has following advantage:

Because having it comprises first direction transmission device, second direction transmission device, third direction transmission device, therefore when three stepping motors are worked simultaneously, can do the switching function test job of three different directions, work efficiency is improved, and has guaranteed moving accurately under the condition of long-term test, steadily.

The utility model will be further described below in conjunction with drawings and Examples:

Accompanying drawing 1 is structural front view of the present utility model (having omitted rise pole and lower dolly bar on other sliding bar);

Accompanying drawing 2 is a structure birds-eye view of the present utility model;

Accompanying drawing 3 is a left view of the present utility model;

Accompanying drawing 4 is the B place enlarged drawing of accompanying drawing 2;

Accompanying drawing 5 is the right elevation of accompanying drawing 4;

Accompanying drawing 6 is the A place enlarged drawing of accompanying drawing 1 (rise pole wherein and lower dolly bar have turning to of 90 degree with respect to accompanying drawing 1); Wherein:

[1], No. two stepping motors; [3], driven gear; [4], driven gear shaft; [5], combined switch; [6], rotary gear axis; [7], tooth bar; [8], rotating disk; [11], tooth bar; [12], driving gear; [13], driving gear shaft; [14], transmission gear; [15], stepping motor; [16] No. three stepping motors; [17], driving gear; [18], table top seat board; [19], the anchor clamps of combined switch; [20], gangbar; [21], sliding bar; [22], lower dolly bar; [23], raise pole; [24], tooth bar; [25], driven gear; [26], gear wheel shaft; [27], universal-joint; [28], first semicircular ring; [29], first rotating shaft; [30], second rotating shaft; [31], disk; [32], second semicircular ring;

Embodiment: referring to accompanying drawing, a kind of transmission device of electric switch test desk, it comprises first direction transmission device, second direction transmission device, third direction transmission device.Following stepping motor output shaft refers to stepping motor through the output revolving shaft behind the reducing gearbox.Referring to accompanying drawing 1, described first direction transmission device comprises a stepping motor [15], the driving gear shaft [13] that is connected with the output shaft of a stepping motor [15], is arranged at the driving gear [12] on the described driving gear shaft [13], the rotating disk [8] that is connected with described driving gear shaft [13], with described driving gear [12] mating teeth bar [11], described tooth bar [11] also is meshed with at least one driven gear [3], described driven gear [3] is arranged on the driven gear shaft [4], and this driven gear shaft [4] is connected with another rotating disk [8].In the accompanying drawing 1, described tooth bar [11] also is meshed with two driven gears [3], described two driven gears [3] are arranged at respectively on two driven gear shafts [4], each driven gear shaft [4] is connected with a rotating disk [8], when a stepping motor rotates, can make three rotating disks [8] synchronously make gyroscopic movement.

Referring to accompanying drawing 1 to accompanying drawing 3, described second direction transmission device comprises No. two stepping motors [1], the gearing shaft [6] that is connected with the output shaft of described No. two stepping motors [1], be arranged at least one transmission gear [14] on the described gearing shaft [6], with described transmission gear [14] mating teeth bar [7], described tooth bar [7] is fixedly connected with gangbar [20], be fixedly connected with a plurality of sliding bars [21] on the described trace [20], this sliding bar [21] pass table top seat board [18] and with this table top seat board [18] sliding block joint mutually, the sliding bar [21] of table top seat board [18] top is provided with and raises pole [23] and lower dolly bar [22]; Described gearing shaft [6] is provided with two transmission gears [14], each transmission gear [14] all is meshed with a toothed rack [7], every toothed rack [7] all is fixedly connected with gangbar [20], be fixedly connected with many on the described trace [20] to sliding bar [21], the top of every pair of sliding bar [21] lays respectively at the both sides of driving gear shaft [13] or driven gear shaft [4], all is provided with on the every sliding bar [21] to raise pole [23] and lower dolly bar [22].Described each sliding bar [21] can synchronously vertically move.

Referring to accompanying drawing 2 and accompanying drawing 3, described third direction transmission device comprise No. three stepping motors [16], the driving gear [17] that is connected with the output shaft of described No. three stepping motors [16], with described driving gear [17] mating teeth bar [24], at least one driven gear [25] of being meshed with described tooth bar [24], this driven gear [25] and corresponding coaxial being connected of gear wheel shaft [26] are connected with universal-joint [27] on the described gear wheel shaft [26].Be engaged with three driven gears [25] on the described tooth bar [24], each driven gear [25] and corresponding coaxial being connected of gear wheel shaft [26] all are connected with universal-joint [27] on every rooted tooth wheel shaft [26].Described universal-joint [27] can drive needs the combined switch of test to make gyroscopic movement.

Referring to accompanying drawing 4 and accompanying drawing 5, described universal-joint [27] comprises first semicircular ring [28], second semicircular ring [32], disk [31], connect by first rotating shaft [29] phase pivot between described first semicircular ring [28] and the disk [31], connect the perpendicular setting of axial line of described first rotating shaft [29] and second rotating shaft [30] between described second semicircular ring [32] and the disk [31] by second rotating shaft [30] phase pivot.

Rise pole [23] that described sliding bar [21] is provided with and lower dolly bar [22] are to be enclosed within respectively one on the other on the sliding bar [21], are connected with sliding bar [21] raising pole [23] or lower dolly bar [22] with fix screw.Can place tested combined switch between two adjusts bar.

Claims

1, a kind of transmission device of electric switch test desk, it is characterized in that: it comprises the first direction transmission device, the second direction transmission device, the third direction transmission device, described first direction transmission device comprises a stepping motor [15], the driving gear shaft [13] that is connected with the output shaft of a stepping motor [15], be arranged at the driving gear [12] on the described driving gear shaft [13], the rotating disk [8] that is connected with described driving gear shaft [13], with described driving gear [12] mating teeth bar [11], described tooth bar [11] also is meshed with at least one driven gear [3], described driven gear [3] is arranged on the driven gear shaft [4], and this driven gear shaft [4] is connected with another rotating disk [8]; Described second direction transmission device comprises No. two stepping motors [1], the gearing shaft [6] that is connected with the output shaft of described No. two stepping motors [1], be arranged at least one transmission gear [14] on the described gearing shaft [6], with described transmission gear [14] mating teeth bar [7], described tooth bar [7] is fixedly connected with gangbar [20], be fixedly connected with a plurality of sliding bars [21] on the described trace [20], this sliding bar [21] pass table top seat board [18] and with this table top seat board [18] sliding block joint mutually, the sliding bar [21] of table top seat board [18] top is provided with and raises pole [23] and lower dolly bar [22]; Described third direction transmission device comprise No. three stepping motors [16], the driving gear [17] that is connected with the output shaft of described No. three stepping motors [16], with described driving gear [17] mating teeth bar [24], with mutually meshing at least one driven gear [25] of described tooth bar [24], this driven gear [25] and corresponding coaxial being connected of gear wheel shaft [26] are connected with universal-joint [27] on the described gear wheel shaft [26].

2, the transmission device of electric switch test desk according to claim 1, it is characterized in that: described universal-joint [27] comprises first semicircular ring [28], second semicircular ring [32], disk [31], connect by first rotating shaft [29] phase pivot between described first semicircular ring [28] and the disk [31], connect the perpendicular setting of axial line of described first rotating shaft [29] and second rotating shaft [30] between described second semicircular ring [32] and the disk [31] by second rotating shaft [30] phase pivot.

3, the transmission device of electric switch test desk according to claim 1, it is characterized in that: rise pole [23] that described sliding bar [21] is provided with and lower dolly bar [22] are to be enclosed within respectively one on the other on the sliding bar [21], are connected with sliding bar [21] raising pole [23] or lower dolly bar [22] with fix screw.

4, the transmission device of electric switch test desk according to claim 1, it is characterized in that: described tooth bar [11] also is meshed with two driven gears [3], described two driven gears [3] are arranged at respectively on two driven gear shafts [4], and each driven gear shaft [4] is connected with a rotating disk [8].

5, the transmission device of electric switch test desk according to claim 1, it is characterized in that: described gearing shaft [6] is provided with two transmission gears [14], each transmission gear [14] all is meshed with a toothed rack [7], every toothed rack [7] all is fixedly connected with gangbar [20], be fixedly connected with many on the described trace [20] to sliding bar [21], the top of every pair of sliding bar [21] lays respectively at the both sides of driving gear shaft [13] or driven gear shaft [4], all is provided with on the every sliding bar [21] to raise pole [23] and lower dolly bar [22].

6, the transmission device of electric switch test desk according to claim 1, it is characterized in that: be engaged with three driven gears [25] on the described tooth bar [24], each driven gear [25] and corresponding coaxial being connected of gear wheel shaft [26] all are connected with universal-joint [27] on every rooted tooth wheel shaft [26].