CN202403980U - Dynamic load mechanical strength tester of flexible heater - Google Patents
Dynamic load mechanical strength tester of flexible heater Download PDFInfo
- Publication number
- CN202403980U CN202403980U CN2011204281504U CN201120428150U CN202403980U CN 202403980 U CN202403980 U CN 202403980U CN 2011204281504 U CN2011204281504 U CN 2011204281504U CN 201120428150 U CN201120428150 U CN 201120428150U CN 202403980 U CN202403980 U CN 202403980U
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- roller
- shaft
- mechanical strength
- bearing units
- dynamic load
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Abstract
The utility model relates to a dynamic load mechanical strength tester of a flexible heater. A rotating drive element is arranged on one end of a rack, and a bearing with a seat is arranged on the other end of the rack; one end of a supporting shaft in a roller element is connected with the rotating drive element, the other end of the supporting shaft is supported and arranged in the bearing with the seat, a drive chain wheel is arranged on the supporting shaft, the roller is sleeved on the supporting shaft through a bearing, and a plurality of rubber hemispheres are regularly distributed on the surface of the roller; a roller mechanism is arranged above the roller element, a roller lifting mechanism is arranged on the top of the rack and used for lifting the roller mechanism up or down; a balance weight mechanism is arranged below the roller element, a square shaft is arranged on the balance weight mechanism, the square shaft is used for hinging the balance weight mechanism on a detected product which is in a closed loop state, a chain is sleeved on the drive chain wheel of the supporting shaft, and a draw bar element for hooking the detected product is arranged on the chain. The dynamic load mechanical strength tester has advantages of ingenious structure, capability of detecting various flexible heating appliance products, and accurate and effective test result.
Description
Technical field
The utility model belongs to household appliances detection technique field, relates to a kind of flexible heat generation device physical strength reliability-test equipment, specifically is a kind of flexible heat generation device dynamic load testing machine of mechanical strength.
Background technology
Along with the continuous development of flexible heat generation device (for example: electric blanket, electric pad) manufacturing technology, people have higher requirement to the usage safety performance of this series products.The shell cracking during normal use often appears in flexible heat generation device, live part exposes, and takes place to get an electric shock and accident such as fire, and this has just proposed high requirement to the reliability of the physical strength of this series products, uses such safety of products to guarantee people.There are defectives such as the scope of application is restricted, rotating speed (or movement velocity) can not be regulated and control in actual use in the test unit that the existing reliability that is used for flexible heat generation device mechanical apparatus intensity detects, and the accuracy of product physical strength reliability testing result is examined in the appearance meetings of this single or a plurality of defectives directly influence.
Summary of the invention
The purpose of the utility model is to overcome the deficiency that exists in the prior art; The flexible cleverly heat generation device dynamic load of a kind of structure testing machine of mechanical strength is provided; It can detect multiple flexible heat generation device product; Controllability is strong, the requirement of testing process conformance with standard, and the accuracy of testing result and validity are high.
The technical scheme that provides according to the utility model: flexible heat generation device dynamic load testing machine of mechanical strength is characterized in that: comprise frame, rotation driving part, rolling bearing units, roller parts, idler wheel mechanism, roller hoisting gear, balance weight mechanism, towbar parts and supporting electric cabinet; Said frame one end is installed rotation driving part, and the frame other end is installed rolling bearing units; Said roller parts comprise bolster and roller; Bolster one end is connected with rotation driving part, and the supporting of the bolster other end is installed in the rolling bearing units, and drive sprocket is installed on the bolster; Roller is contained on the bolster through bearing holder (housing, cover), rule a plurality of rubber hemisphere that distribute on the roller surface; Said idler wheel mechanism is arranged on roller parts top, and idler wheel mechanism is used for matching with the roller parts; Said roller hoisting gear is installed in frame top, and the roller hoisting gear is used for the idler wheel mechanism rise or falls; Said roller parts below is provided with and is used to make product to be detected to receive heavy balance weight mechanism; Square shaft is installed on the balance weight mechanism; Said square shaft is used for balance weight mechanism is hung at the product to be detected that is under the closed loop state; Be set with chain on the drive sprocket on the said bolster, the towbar parts that are used to catch on product to be detected are installed on the chain, the towbar parts are used to drive product to be detected and follow the chain rotation.
Further improvement as the utility model; Said rotation driving part comprises the worm reduction gear and first servomotor; First worm reduction gear is installed on the frame; First servomotor is installed on first worm reduction gear through joint flange, and the output shaft of first servomotor is connected with the hollow input shaft of first worm reduction gear, and the hollow output shaft of first worm reduction gear is connected with bolster.
As the further improvement of the utility model, said idler wheel mechanism comprises stationary shaft, wooden roll wheel assembly and balance staff, and the stationary shaft two supports is installed in the axle bed, and axle bed is fixed on the frame, and a plurality of wooden roll wheel assemblies are installed on stationary shaft; Single wooden roll wheel assembly comprises wooden roller, wooden roller shaft and wooden roller arm, and wooden roller is installed in an end of wooden roller arm through wooden roller shaft, and the other end of wooden roller arm is fastened on the stationary shaft; Said balance staff two ends are connected with an end of a balance staff arm respectively, and the other end of balance staff arm is fastened on the stationary shaft.
Further improvement as the utility model; Said roller hoisting gear comprises second servomotor, two shaft worm reduction gear, rotating shaft, wire rope pulley and wire rope; Two shaft worm reduction gears are installed in frame top central authorities; Second servomotor is installed on two shaft worm reduction gears through joint flange, and two output shafts of two shaft worm reduction gears connect rotating shaft one end respectively, and the other end of every rotating shaft is installed wire rope pulley; Wire rope one end is fixedly connected on the wire rope pulley, and the other end is walked around wire rope pulley and is connected with balance staff downwards.
Further improvement as the utility model; Said balance weight mechanism comprises up-down rolling bearing units and guide pillar; Bottom, said frame two ends is installed two guide pillars respectively; The up-down rolling bearing units cooperate with guide pillar through the pilot hole on it, and the up-down rolling bearing units can go up and down along guide pillar, and said square shaft is installed on the up-down rolling bearing units.
Further improvement as the utility model; Said towbar parts comprise towbar, semicanal, hinge and steel wire change; The towbar two ends are fastened on the chain, and the semicanal anchor ear is fixed on the towbar, the semicanal bottom be welded with a plurality of on the semicanal length direction equally distributed hinge; Said steel wire change is through in the hinge, is bent to form a plurality of suspension rings that are used to draw product to be detected in the steel wire change.
As the further improvement of the utility model, what said rolling bearing units adopted is to be with square base spherical outside surface ball bearing.
As the further improvement of the utility model, what said up-down rolling bearing units adopted is band plummer block housing roller bearing units.
The utility model compared with prior art; Advantage is: the utility model structure is ingenious; It freely is suspended on product to be detected (soft heat generation device) on the chain; Apply dynamic load for product to be detected through balance weight mechanism, balance weight mechanism can be free up and down in certain distance simultaneously, thereby the weight of guaranteeing balance weight mechanism is applied on the product to be detected fully; The utility model can detect multiple flexible heat generation device product, and controllability is strong, the requirement of testing process conformance with standard, and the accuracy of testing result and validity are high.
Description of drawings
Fig. 1 is the structural front view of the utility model.
Fig. 2 is that K among Fig. 1 is to partial enlarged view.
Fig. 3 is that M among Fig. 1 is to view.
Fig. 4 is the A portion enlarged diagram among Fig. 3.
Description of reference numerals: 1-frame; The 2-worm reduction gear; The 3-bolster; The 4-drive sprocket; The 5-axle bed; The 6-stationary shaft; 7-wood roller; 8-wood roller shaft; The 9-roller; 10-rubber hemisphere; The 11-wire rope; The 12-wire rope pulley; The 13-rotating shaft; The two shaft worm reduction gears of 14-; 15-second servomotor; The 16-balance staff; 17-balance staff arm; The 18-rolling bearing units; The 19-chain; The 20-towbar; The change of 21-steel wire; The 22-guide pillar; The 23-square shaft; 24-up-down rolling bearing units; 25-first servomotor; 26-wood roller arm; The 27-semicanal; The 28-hinge.
Embodiment
Below in conjunction with concrete accompanying drawing and embodiment the utility model is described further.
As shown in the figure: said flexible heat generation device dynamic load testing machine of mechanical strength mainly is made up of frame 1, rotation driving part, rolling bearing units 18, roller parts, idler wheel mechanism, roller hoisting gear, balance weight mechanism, towbar parts and supporting electric cabinet.
Like Fig. 1, shown in Figure 2, rotation driving part is installed in frame 1 one ends, and rolling bearing units 18 are installed in frame 1 other end through screw, and these rolling bearing units 18 adopt is with square base spherical outside surface ball bearing; Said roller parts mainly are made up of bolster 3 and roller 9; Bolster 3 one ends are connected with rotation driving part; The supporting of bolster 3 other ends is installed in the rolling bearing units 18; On the said bolster 3 drive sprocket 4 is installed, roller 9 is contained on the bolster 3 through bearing holder (housing, cover), and rules a plurality of rubber hemisphere 10 that distribute are gone up on roller 9 surface; Said idler wheel mechanism is arranged on roller parts top, and idler wheel mechanism is used for matching with the roller parts; Said roller hoisting gear is installed in frame 1 top, and the roller hoisting gear is used for the idler wheel mechanism rise or falls; Said roller parts below is provided with and is used to make product to be detected to receive heavy balance weight mechanism; Square shaft 23 is installed on the balance weight mechanism; Said square shaft 23 is used for balance weight mechanism is hung at the product to be detected that is under the closed loop state; Be set with chain 19 on the drive sprocket 4 on the said bolster 3, the towbar parts that are used to catch on product to be detected are installed on the chain 19, the towbar parts are used to drive product to be detected and follow chain 19 rotations.
Like Fig. 1, shown in Figure 2; Said rotation driving part mainly is made up of the worm reduction gear 2 and first servomotor 25; First worm reduction gear 2 is installed on the frame 1; First servomotor 25 is installed on first worm reduction gear 2 through joint flange, and the output shaft of first servomotor 25 is connected with the hollow input shaft of first worm reduction gear 2, and the hollow output shaft of first worm reduction gear 2 is connected with bolster 3.
Like Fig. 1, shown in Figure 3, said idler wheel mechanism mainly is made up of stationary shaft 6, wooden roll wheel assembly and balance staff 16, and stationary shaft 6 two supports are installed in the axle bed 5, and axle bed 5 is fixed on the frame 1, and a plurality of wooden roll wheel assemblies are installed on stationary shaft 6; Single wooden roll wheel assembly is made up of wooden roller 7, wooden roller shaft 8 and wooden roller arm 26, and wooden roller 7 is installed in an end of wooden roller arm 26 through wooden roller shaft 8, and the other end of wooden roller arm 26 is fastened on the stationary shaft 6; Said balance staff 16 two ends are connected with an end of a balance staff arm 17 respectively, and the other end of balance staff arm 17 is fastened on the stationary shaft 6.
Like Fig. 1, shown in Figure 3; Said roller hoisting gear mainly is made up of second servomotor 15, two shaft worm reduction gear 14, rotating shaft 13, wire rope pulley 12 and wire rope 11; Two shaft worm reduction gears 14 are installed in frame 1 center of top; Second servomotor 15 is installed on two shaft worm reduction gears 14 through joint flange, and two output shafts of two shaft worm reduction gears 14 connect rotating shaft 13 1 ends respectively, and the other end of every rotating shaft 13 is installed wire rope pulley 12; Wire rope 11 1 ends are fixedly connected on the wire rope pulley 12, and the other end is walked around wire rope pulley 12 and is connected with balance staff 16 downwards.
Like Fig. 1, shown in Figure 3; Said balance weight mechanism mainly is made up of up-down rolling bearing units 24 and guide pillar 22; Bottom, said frame 1 two ends is installed two guide pillars 22 respectively; Up-down rolling bearing units 24 cooperate with guide pillar 22 through the pilot hole on it, and up-down rolling bearing units 24 can go up and down along guide pillar 22, and up-down rolling bearing units 24 adopt band plummer block housing roller bearing units; Said square shaft 23 is installed on the up-down rolling bearing units 24.
As shown in Figure 4; Said towbar parts mainly are made up of towbar 20, semicanal 27, hinge 28 and steel wire change 21; Towbar 20 two ends are fastened on the chain 19, and semicanal 27 is fixed on the towbar 20 through the screw anchor ear, semicanal 27 bottoms be welded with a plurality of on semicanal 27 length directions equally distributed hinge 28; Said steel wire change 21 is through in the hinge 28, is bent to form a plurality of suspension ring that are used to draw product to be detected in the steel wire change 21.
During concrete the application, sample to be detected (flexible heat generation device) is walked around roller 9 and square shaft 23, and sews up the formation closed loop; One end of product to be detected is colluded in the steel wire change 21 in the towbar parts; First servomotor 25 is controlled through supporting electric cabinet; First servomotor 25 drives worm reduction gear 2 runnings; Worm reduction gear 2 drives bolster 3 and rotates, and the drive sprocket 4 on the bolster 3 rotates and drive chain 19 runnings synchronously, and the towbar parts on the chain 19 spur product motion to be detected; When towbar parts band product arrival idler wheel mechanism to be detected position; Second servomotor 15 drives two shaft worm reduction gear 14 runnings, and two shaft worm reduction gears 14 drive wire rope pulley 12 and rotate, and wire rope pulley 12 lay winding wire ropes 11 also upwards spur balance staff 16; Balance staff 16 drives stationary shaft 6 and rotates; The wooden roll wheel assembly that stationary shaft 6 drives on it rises, and walks around from roller parts top to avoid the hindering towbar parts, and to idler wheel mechanism effective protection is provided; After wooden roll wheel assembly on the idler wheel mechanism rises; Towbar parts band product to be detected and is walked around the back downwards from the roller parts; In said process; Product to be detected applies load through balance weight mechanism, and the surface has roller 9 physical strength reliability to product to be detected in product rotation process to be detected of rubber hemisphere 10 and tests.
Claims (8)
1. flexible heat generation device dynamic load testing machine of mechanical strength is characterized in that: comprise frame (1), rotation driving part, rolling bearing units (18), roller parts, idler wheel mechanism, roller hoisting gear, balance weight mechanism, towbar parts and supporting electric cabinet; Said frame (1) one end is installed rotation driving part, and frame (1) other end is installed rolling bearing units (18); Said roller parts comprise bolster (3) and roller (9); Bolster (3) one ends are connected with rotation driving part; The supporting of bolster (3) other end is installed in the rolling bearing units (18); Drive sprocket (4) is installed on the bolster (3), and roller (9) is contained on the bolster (3) through bearing holder (housing, cover), the rule a plurality of rubber hemisphere (10) that distribute on roller (9) surface; Said idler wheel mechanism is arranged on roller parts top, and idler wheel mechanism is used for matching with the roller parts; Said roller hoisting gear is installed in frame (1) top, and the roller hoisting gear is used for the idler wheel mechanism rise or falls; Said roller parts below is provided with and is used to make product to be detected to receive heavy balance weight mechanism; The said square shaft of square shaft (23) (23) is installed on the balance weight mechanism to be used for balance weight mechanism is hung at the product to be detected that is under the closed loop state; Be set with chain (19) on the drive sprocket (4) on the said bolster (3); The towbar parts that are used to catch on product to be detected are installed on the chain (19), and the towbar parts are used to drive product to be detected and follow chain (19) rotation.
2. flexible heat generation device dynamic load testing machine of mechanical strength as claimed in claim 1; It is characterized in that: said rotation driving part comprises worm reduction gear (2) and first servomotor (25); First worm reduction gear (2) is installed on the frame (1); First servomotor (25) is installed on first worm reduction gear (2) through joint flange; The output shaft of first servomotor (25) is connected with the hollow input shaft of first worm reduction gear (2), and the hollow output shaft of first worm reduction gear (2) is connected with bolster (3).
3. flexible heat generation device dynamic load testing machine of mechanical strength as claimed in claim 1; It is characterized in that: said idler wheel mechanism comprises stationary shaft (6), wooden roll wheel assembly and balance staff (16); Stationary shaft (6) two supports is installed in the axle bed (5); Axle bed (5) is fixed on the frame (1), and a plurality of wooden roll wheel assemblies are installed on stationary shaft (6); Single wooden roll wheel assembly comprises wooden roller (7), wooden roller shaft (8) and wooden roller arm (26); Wood roller (7) is installed in an end of wooden roller arm (26) through wooden roller shaft (8), and the other end of wooden roller arm (26) is fastened on the stationary shaft (6); Said balance staff (16) two ends are connected with an end of a balance staff arm (17) respectively, and the other end of balance staff arm (17) is fastened on the stationary shaft (6).
4. flexible heat generation device dynamic load testing machine of mechanical strength as claimed in claim 3; It is characterized in that: said roller hoisting gear comprises second servomotor (15), two shaft worm reduction gear (14), rotating shaft (13), wire rope pulley (12) and wire rope (11); Two shaft worm reduction gears (14) are installed in frame (1) center of top; Second servomotor (15) is installed on two shaft worm reduction gears (14) through joint flange; Two output shafts of two shaft worm reduction gears (14) connect rotating shaft (13) one ends respectively; The other end of every rotating shaft (13) is installed wire rope pulley (12), and wire rope (11) one ends are fixedly connected on the wire rope pulley (12), and the other end is walked around wire rope pulley (12) and is connected with balance staff (16) downwards.
5. flexible heat generation device dynamic load testing machine of mechanical strength as claimed in claim 1; It is characterized in that: said balance weight mechanism comprises up-down rolling bearing units (24) and guide pillar (22); Said frame (1) bottom, two ends is installed two guide pillars (22) respectively; Up-down rolling bearing units (24) cooperate with guide pillar (22) through the pilot hole on it, and up-down rolling bearing units (24) can go up and down along guide pillar (22), and said square shaft (23) is installed on the up-down rolling bearing units (24).
6. flexible heat generation device dynamic load testing machine of mechanical strength as claimed in claim 1; It is characterized in that: said towbar parts comprise towbar (20), semicanal (27), hinge (28) and steel wire change (21); Towbar (20) two ends are fastened on the chain (19); Semicanal (27) anchor ear is fixed on the towbar (20); Semicanal (27) bottom be welded with a plurality of on semicanal (27) length direction equally distributed hinge (28), said steel wire change (21) is through in the hinge (28), is bent to form a plurality of suspension rings that are used to draw product to be detected in the steel wire change (21).
7. flexible heat generation device dynamic load testing machine of mechanical strength as claimed in claim 1 is characterized in that: what said rolling bearing units (18) adopted is to be with square base spherical outside surface ball bearing.
8. flexible heat generation device dynamic load testing machine of mechanical strength as claimed in claim 5 is characterized in that: what said up-down rolling bearing units (24) adopted is band plummer block housing roller bearing units.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204281504U CN202403980U (en) | 2011-11-02 | 2011-11-02 | Dynamic load mechanical strength tester of flexible heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204281504U CN202403980U (en) | 2011-11-02 | 2011-11-02 | Dynamic load mechanical strength tester of flexible heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202403980U true CN202403980U (en) | 2012-08-29 |
Family
ID=46701621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204281504U Withdrawn - After Issue CN202403980U (en) | 2011-11-02 | 2011-11-02 | Dynamic load mechanical strength tester of flexible heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202403980U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102445392A (en) * | 2011-11-02 | 2012-05-09 | 江苏检验检疫机电产品检测中心 | Flexible heating appliance dynamic loaded mechanical strength testing machine |
-
2011
- 2011-11-02 CN CN2011204281504U patent/CN202403980U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102445392A (en) * | 2011-11-02 | 2012-05-09 | 江苏检验检疫机电产品检测中心 | Flexible heating appliance dynamic loaded mechanical strength testing machine |
| CN102445392B (en) * | 2011-11-02 | 2013-05-15 | 江苏检验检疫机电产品检测中心 | Flexible heating appliance mechanical strength testing machine with dynamic load |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120829 Effective date of abandoning: 20130515 |
|
| RGAV | Abandon patent right to avoid regrant |