CN203274648U

CN203274648U - Automatic alignment measuring device of thermal bimetal sheet type temperature switch

Info

Publication number: CN203274648U
Application number: CN 201320267343
Authority: CN
Inventors: 孔凡留; 谭立国
Original assignee: TIANBO AUTO PARTS Manufacturing Co Ltd QUFU
Current assignee: TIANBO AUTO PARTS Manufacturing Co Ltd QUFU
Priority date: 2013-05-16
Filing date: 2013-05-16
Publication date: 2013-11-06
Anticipated expiration: 2023-05-16

Abstract

The utility model relates to a device for measuring the depths of parts in the assembly and manufacture of an automobile thermal bimetal sheet type temperature switch. The automatic alignment measuring device of the thermal bimetal sheet type temperature switch comprises a dial indicator, a measuring die and a ringent copper sleeve, and an adjusting screw is equipped with a zero setting flat block additionally, wherein the ringent copper sleeve is embedded between the measuring die and a sleeve of a measuring rod of the dial indicator, and the measuring die is fixed on the dial indicator via the adjusting screw. The automatic alignment measuring device of the thermal bimetal sheet type temperature switch also comprises a pedestal core, a pedestal sleeve and a spring; the spring is arranged in the pedestal sleeve, the pedestal core is arranged on the spring, and a temperature switch shell equipped with the thermal bimetal sheets is placed on the pedestal core. The use method of the automatic alignment measuring device of the thermal bimetal sheet type temperature switch is that the zero setting flat block is used to calibrate the dial indicator, when the measurement is carried out, the measuring surface of the measuring die is contacted with an assembly reference surface of the temperature switch shell, and the measuring head of the dial indicator is contacted with the central upper surfaces of the thermal bimetal sheets of the temperature switch to press down the dial indicator to thereby drive the pedestal core to press down the spring, so that the temperature switch shell is in elastic contact with the pedestal core, and the contact of the measuring surface of the measuring die and the assembly reference surface of the temperature switch shell is aligned automatically. The beneficial effects of the utility model are that the automatic alignment measuring device of the thermal bimetal sheet type temperature switch can align automatically at measurement, and is accurate in measurement.

Description

Thermo bimetal's chip temperature switch automatic capturing measurement mechanism

Technical field

The utility model relates to the Manufacturing Technology for Automotive Parts field, is specifically related to measure in a kind of tide of motorism double-metal sheet type temperature switch assembling manufacturing the device of the parts degree of depth.

Background technology

In tide of motorism double-metal sheet type temperature switch (hereinafter to be referred as temperature switch) assembling manufacturing, need to accurately measure some critical size ability satisfied temperature switch performance requirement, for example need to measure the center upper surface of temperature switch thrermostatic bimetal-plate to the degree of depth L of temperature switch housing assembling base plane, the conventional method that generally adopts at present is: the temperature switch housing that thrermostatic bimetal-plate will be housed is placed on base, use with the clock gauge of measurement mode and measure, as shown in Figure 1.And above-mentioned conventional method contacts with the base rigidity due to the temperature switch housing, be subjected to the impact of tested parts machining precision, size cumulative limit and base, measurement mode machining precision, cause degree of depth L value duplicate measurements precision low, be that duplicate measurements degree of depth L value changes greatly, affect the temperature switch assembly precision, thereby affect the temperature switch performance.

Summary of the invention

The purpose of this utility model is to overcome in the temperature switch assembling manufacturing, the low defective of conventional method duplicate measurements precision that generally adopts at present, provide a kind of automatic capturing, thermo bimetal's chip temperature switch automatic capturing measurement mechanism and using method thereof that the duplicate measurements precision is high.

The technical scheme that the utility model technical solution problem adopts is: thermo bimetal's chip temperature switch automatic capturing measurement mechanism, comprise clock gauge, measurement mode, opening copper sheathing, set screw, a zero setting plain block is separately arranged, wherein be embedded with the opening copper sheathing between the sleeve of measurement mode and clock gauge sounding rod, measurement mode is fixed on clock gauge by set screw, this device also comprises base core, base sheath, spring, spring is placed in base sheath, the base core is placed on spring, and the temperature switch housing that thrermostatic bimetal-plate is housed is placed on the base core.

The using method of thermo bimetal's chip temperature switch automatic capturing measurement mechanism, with zero setting plain block calibration clock gauge, during measurement, the measurement face of measurement mode is contacted with the assembling base plane of temperature switch housing, the clock gauge measuring head contacts with the center upper surface of temperature switch thrermostatic bimetal-plate, presses down clock gauge, drives pressing spring under the base core, make Elastic Contact between temperature switch housing and base core, make the measurement face of measurement mode and the automatic capturing that contacts of temperature switch housing assembling base plane.

Be embedded with the opening copper sheathing between the sleeve of measurement mode and clock gauge sounding rod, measurement mode is fixed on clock gauge by set screw, clock gauge measuring head original state need be stretched out the measurement face of measurement mode, its extension elongation needs greater than the depth measurement degree L of institute, spring is placed in base sheath, the base core is placed on spring, and the temperature switch housing that thrermostatic bimetal-plate is housed is placed on the base core, needs before measurement with the zero setting plain block clock gauge zero setting (zeroing).During measurement, the measurement face of measurement mode is contacted with the assembling base plane of temperature switch housing, the clock gauge measuring head contacts with the center upper surface of temperature switch thrermostatic bimetal-plate, when measuring, stop after the base core is pressed to the certain position scope, make spring be in the compressive state of certain limit, this moment is by the known function of clock gauge, the numerical value that clock gauge shows is the depth measurement degree L of institute, measures completely, and the base core resets under the effect of spring.

The beneficial effects of the utility model are:

Press down the base core when 1, the utility model is due to measurement, in the base core presses down process, effect due to spring, make Elastic Contact between temperature switch housing and base core, make the measurement face of measurement mode and the automatic capturing that contacts of temperature switch housing assembling base plane, greatly improve the duplicate measurements precision, thereby improved the temperature switch performance.Overcome the present conventional method that generally adopts because the temperature switch housing contacts with the base rigidity, be subjected to the impact of tested parts machining precision, size cumulative limit and base, measurement mode machining precision, and the low defective of duplicate measurements precision that causes.

2, the utility model is simple and practical, can be applicable in the similar manufacturing that needs to measure, and improves manufacturing level.

Description of drawings

Fig. 1 is that the conventional method measuring state master who generally adopts at present looks cross-sectional view;

Fig. 2 is that measuring state master of the present utility model looks cross-sectional view;

Fig. 3 is that clock gauge zero setting state master of the present utility model looks cross-sectional view;

Fig. 4 is that the master that the temperature switch housing of thrermostatic bimetal-plate is housed looks cross-sectional view.

In figure, 1. clock gauge; 2. opening copper sheathing; 3. set screw; 4. measurement mode; 5. the end

The seat core; 6. base sheath; 7. spring; 8. temperature switch thrermostatic bimetal-plate; 9. temperature is opened

Close housing; 10. zero setting plain block.

Embodiment

As shown in Figure 2, a kind of automatic capturing of making for thermo bimetal's chip temperature switch

Measurement mechanism comprises clock gauge 1, opening copper sheathing 2, and set screw 3, measurement mode 4, base core 5, base sheath 6, spring 7 also comprises zero setting plain block 10 as shown in Figure 3.

Be embedded with opening copper sheathing 2 between the sleeve of measurement mode 4 and clock gauge 1 sounding rod, measurement mode 4 is fixed on clock gauge 1 by set screw 3, clock gauge 1 measuring head original state need be stretched out the measurement face of measurement mode 4, its extension elongation need be greater than degree of depth L as shown in Figure 4, spring 7 is placed in base sheath 6, base core 5 is placed on spring 7, and the temperature switch housing 9 that temperature switch thrermostatic bimetal-plate 8 is housed is placed on base core 5.

As shown in Figure 3, need before measurement with zero setting plain block 10 clock gauge 1 zero setting (zeroing).

As shown in Figure 2, during measurement, the measurement face of measurement mode 4 is contacted with the assembling base plane A as shown in Figure 4 of temperature switch housing 9, the measuring head of clock gauge 1 contacts with the center upper surface of temperature switch thrermostatic bimetal-plate 8, in the time of measurement, stops after base core 5 is pressed to the certain position scope, this moment is by the known function of clock gauge 1, the numerical value that clock gauge 1 shows is the depth measurement degree L of institute, measures completely, and base core 5 resets under the effect of spring 7.

As shown in Figure 2, base core 5 depressed position area requirements of the present invention are: the upper and lower end parts of base core 5 outside flutings is between the upper surface of base sheath 6, purpose is to make spring 7 be in the compressive state of certain limit, and do not cause spring 7 to be pressed also, also can otherwise require and control this depressed position scope.

When measuring, in base core 5 presses down process, effect due to spring 7, make Elastic Contact between temperature switch housing 9 and base core 5, make the measurement face of measurement mode 4 and the automatic capturing that contacts of temperature switch housing 9 assembling base plane A, greatly improve the duplicate measurements precision, overcome the low defective of conventional method duplicate measurements precision that generally adopts at present as shown in Figure 1.

Claims

1. thermo bimetal's chip temperature switch automatic capturing measurement mechanism, comprise clock gauge, measurement mode, opening copper sheathing, set screw, a zero setting plain block is separately arranged, wherein be embedded with the opening copper sheathing between the sleeve of measurement mode and clock gauge sounding rod, measurement mode is fixed on clock gauge by set screw, it is characterized in that: this device also comprises base core, base sheath, spring, spring is placed in base sheath, and the base core is placed on spring, and the temperature switch housing that thrermostatic bimetal-plate is housed is placed on the base core.