CN206146659U - Anti torsional fatigue strength test device of furniture structure joint - Google Patents

Anti torsional fatigue strength test device of furniture structure joint Download PDF

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Publication number
CN206146659U
CN206146659U CN201621129785.3U CN201621129785U CN206146659U CN 206146659 U CN206146659 U CN 206146659U CN 201621129785 U CN201621129785 U CN 201621129785U CN 206146659 U CN206146659 U CN 206146659U
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CN
China
Prior art keywords
test
torsion
loading unit
furniture
reverse
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Active
Application number
CN201621129785.3U
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Chinese (zh)
Inventor
吴智慧
杨子倩
关惠元
祁忆青
陶泽成
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHONGSHAN TAIXING FURNITURE Co.,Ltd.
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Nanjing Forestry University
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Abstract

The utility model relates to an anti torsional fatigue strength test device of furniture structure joint, its structure includes the workstation, reverses loading unit and computer control system, wherein reverses to reverse loading head and mounting fixture, anchor clamps in the loading unit, carries out installation, regulation and the locking of position through the dovetail on the fixed platen in adjusting screw and t -shaped plate, the workstation, the groove on the bridge plate respectively, realize to the centre gripping of test piece with reverse the load, computer control system passes through the swinging boom and installs on the workstation, or controls the form components of a whole that can function independently setting of platform alone for control the loading unit. The advantage: 1 )Can be applied to the anti torsional fatigue intensity and the durability when receiving torsion load of test furniture structure joint part, 2 ) structure joint strength character provides experimental foundation for research furniture, 3 )1 group or multiunit can be disposed and the loading unit is twistd reverse to the while testing who adapts to different quantity test pieces, also can realize inside or simultaneously outside torsion test simultaneously to the test piece by the combination of 2 groups.

Description

A kind of furnature construction node anti-torsion fatigue strength tester
Technical field
This utility model is related to a kind of furnature construction node and junction node anti-torsion fatigue strength tester and test Method, it is adaptable to provide test basis for the furnature construction optimization of unlike material, structure design, engagement research and strength test, Belong to material and product testing technical field.
Background technology
Furnature construction node and joint be destruction is most also easy to produce during furniture use where, the property to furniture material Energy, structure design, bond strength require highest, and detection and the stress analysis of the structural strength at furniture node not only affect furniture The shape-designing of designer, it is also new for the research and development of new material, the integrally-built optimization design of furniture and furniture to scientific research personnel The research of the high intensity joining technique of material has great theory and practice meaning.To furnature construction node or connect at present both at home and abroad The torsional fatigue strength for closing node does not have clear and definite method of testing and specification, and the present invention is to study in different furniture materials, no The endurance torsion fatigue of the furniture parts node under same joinery and its construction, different metal connecting-piece structure and different glue kind junction forms Intensity, provides test basis to study furnature construction node strength performance, for grinding for furniture new material high intensity joining technique Send out, the research of furniture Whole Structure Optimation Design technology has important theory directive significance and actual application value.
The content of the invention
The utility model proposes a kind of furnature construction node anti-torsion fatigue strength tester, its purpose is intended to gram The above-mentioned deficiency existing for prior art is taken, test furnature construction node component is can be widely applied to and is resisted when by torsional load Torsional fatigue strength and its durability, are that the furnature construction optimization of unlike material, structure design, engagement research, structure node are strong Degree provides test basis with stress distribution test.
Technical solution of the present utility model:A kind of furnature construction node anti-torsion fatigue strength tester, its knot Structure includes workbench, reverses loading unit and computer control system, wherein reversing the torsion loading head in loading unit(It is U-shaped Fixture 4, torque sensor 5, rotary cylinder 6, bearing spider and base plate 7)With stationary fixture 3, fixture 8, respectively by adjust spiral shell The groove on dovetail groove, bridge plate 13 on bar 9 and T-shaped plate 12, stationary platen 2 carries out the installation of position, adjusts and lock, and it is right to realize The clamping and torsion loading of test specimen 11;Computer control system 10 is installed on the table by turning arm, or individually operation bench Form split arrange, for manipulating loading unit.
Advantage of the present utility model:
1)Can be widely applied to test furnature construction node component by torsional load when anti-torsion fatigue strength and Its durability, especially studies and connects in different furniture materials, different joinery and its constructions, different metal connecting-piece structure and different glue kinds The endurance torsion fatigue strength of the furniture parts node under conjunction form;
2)Test basis can be provided to study furnature construction node strength performance, for furniture new material high intensity engages skill The research and development of art, the research of furniture Whole Structure Optimation Design technology are with important theory directive significance and actual application value;
3)This test device, can configure 1 group or multigroup torsion loading unit, as needed to adapt to varying number test specimen Test simultaneously;Also simultaneously inside or while outside torsion test can be realized to test specimen by 2 groups of torsion loading unit common combinations;Survey Part of having a try can be two-dimentional fastener, three-dimensional fastener or two-dimentional bool etc., and its section can be square circular or oval Shape etc..
Description of the drawings
Fig. 1 is the structural representation of furnature construction node anti-torsion fatigue strength tester.
Fig. 2 is that 2 groups of torsion loading unit common combinations are realized to test specimen while inside or while outwards torsion test signal Figure.Test test specimen 11 can be two-dimentional fastener, three-dimensional fastener or two-dimentional bool etc., and its section can be square, circular Or ellipse etc..
In figure 1 is machine frame, 2 is stationary platen, 3 is stationary fixture, 4 is U-shaped fixture, 5 is torque sensor, 6 is Rotary cylinder(Air motor), 7 be bearing spider and base plate, 8 be fixture, 9 be adjusting screw rod, 10 be computer control system, 11 is test test specimen(Furnature construction node), 12 be T-shaped plate, 13 be bridge plate.
Specific embodiment
A kind of furnature construction node anti-torsion fatigue strength tester, its structure include workbench, reverse loading unit And computer control system, wherein reversing the torsion loading head in loading unit(U-shaped fixture 4, torque sensor 5, rotary cylinder 6th, bearing spider and base plate 7)With stationary fixture 3, fixture 8, respectively by adjusting screw rod 9 and T-shaped plate 12, stationary platen 2 Groove on dovetail groove, bridge plate 13 carries out the installation of position, adjusts and lock, and realizes the clamping to test specimen 11 and reverses loading;Meter Calculation machine control system 10 is installed on the table by turning arm, or individually the form split of operation bench is arranged, and is added for manipulation Carrier unit.
The workbench of described device, its structure are to include machine frame 1, stationary platen 2, T-shaped plate 12 and bridge plate 13, wherein Stationary platen 2 is arranged on 1 side of machine frame, and T-shaped plate 12 is fixed on machine frame 1, and bridge plate 13 is arranged on stationary platen 2.
Described torsion loading unit, its structure include stationary fixture 3 and reverse loading head, wherein reversing loading head by U Type fixture 4, torque sensor 5, rotary cylinder 6, bearing spider and base plate 7 are connected to form, and by U-shaped fixture 4 and stationary fixture 3 Realize the clamping to furnature construction node test test specimen 11 and reverse loading;It can be 1 group or multigroup to reverse loading unit, commonly used 2 groups.
The method tested with furnature construction node anti-torsion fatigue strength tester, comprises the steps:
(1)Install and clamp test specimen;
(2)Install and adjust and reverse loading head;
(3)Setting torque value simultaneously carries out torsional cycles loading;
(4)Torsion test is automatically controlled and processed by computer control system.
Described step(1)Install and clamp test specimen:Determine the species and test request of furnature construction node to be measured, it is determined that Loading position, furnature construction specimen joints 11 to be measured are arranged on stationary fixture 3, by stationary fixture 3 on stationary platen 2 Dovetail groove carry out position installation, adjust and lock.
Described step(2)Install and adjust and reverse loading head:By the T-shaped plate 12 pairs on adjusting screw rod 9 and workbench Reversing loading head carries out position adjustments, makes 4 clamping test pieces 11 of U-shaped fixture, and makes U-shaped fixture 4 be maintained at same with test test specimen 11 One horizontal axis position, can configure 1 group or multigroup torsion loading unit as needed, to adapt to survey while varying number test specimen Examination;Also can by 2 groups of torsion loading unit common combinations, L-type or T-shaped test test specimen 11 are realized by 2 U-shaped fixtures 4 while Inwardly or while outside torsion test, also can be clamped by fixture 8 to the 3rd end of T-shaped test test specimen;Test test specimen 11 can To be two-dimentional fastener, three-dimensional fastener or two-dimentional bool etc., its section can be square circular or oval etc..
Described step(3)Setting torque value simultaneously carries out torsional cycles loading:By computer control system 10 and moment of torsion Sensor 5, controls rotary cylinder 6 and requires to carry out torsional cycles loading to test specimen 11 according to the torque value that testing experiment sets, and Torsion test number of times is recorded respectively by torque sensor 5 and computer control system 10.
Described step(4)Torsion test is automatically controlled and processed by computer control system:It is whole to reverse load test Process is automatically controlled by computer control system 10, data processing, monitor in real time and show in real time;Control system can be calculated and defeated Go out result, by the load for applying according to default output form, automatic output numerical value and the corresponding chart of drafting;When test test specimen 11 After reversing damage or reaching the torsion test number of times of setting, load test can autostop.
Control Fig. 1, the structural representation of furnature construction node anti-torsion fatigue strength tester by U-shaped fixture 4, are turned round Square sensor 5, rotary cylinder 6, bearing spider and base plate 7 are connected to form torsion loading head, reverse loading head and stationary fixture 3 (Or fixture 8)Composition reverses loading unit, and respectively by the dovetail groove on adjusting screw rod 9 and T-shaped plate 12, stationary platen 2, bridge Groove on plate 13 carries out the installation of position, adjusts and locking, realizes the clamping to test specimen 11 and torsion loading, U-shaped fixture 4 and survey Part 11 of having a try is maintained at same level axial location;It can be 1 group or multigroup to reverse loading unit, commonly use 2 groups.
Control Fig. 2, is that 2 groups of torsion loading unit common combinations are realized to test specimen while inside or while outside torsion test Schematic diagram, L-type or T-shaped test block 11 are clamped simultaneously by the U-shaped fixture 4 of 2 groups of torsion loading units, also can be by fixture 8 to T-shaped survey Have a try the 3rd end of part is clamped;Test test specimen 11 can be two-dimentional fastener, three-dimensional fastener or two-dimentional bool etc., its Section can be square, circular or oval etc..

Claims (3)

1. a kind of furnature construction node anti-torsion fatigue strength tester, its structure includes workbench, reverse loading unit and Computer control system, wherein torsion loading head and stationary fixture, fixture in loading unit are reversed, respectively by adjusting screw rod Carry out the installation of position, adjust and locking with the dovetail groove on the stationary platen in T-shaped plate, workbench, the groove on bridge plate, calculate Machine control system is installed on the table by turning arm, or individually the form split of operation bench is arranged.
2. a kind of furnature construction node anti-torsion fatigue strength tester according to claim 1, is characterized in that described Device workbench, its structure is to include machine frame, stationary platen, T-shaped plate and bridge plate, wherein stationary platen be arranged on board Frame side, T-shaped plate are fixed on machine frame, and bridge plate is arranged on stationary platen.
3. a kind of furnature construction node anti-torsion fatigue strength tester according to claim 1, is characterized in that described Torsion loading unit, its structure include stationary fixture and reverse loading head, wherein reverse loading head by U-shaped fixture, moment of torsion pass Sensor, rotary cylinder, bearing spider and base plate are connected to form, and it is 1 group or multigroup to reverse loading unit, commonly uses 2 groups.
CN201621129785.3U 2016-10-18 2016-10-18 Anti torsional fatigue strength test device of furniture structure joint Active CN206146659U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621129785.3U CN206146659U (en) 2016-10-18 2016-10-18 Anti torsional fatigue strength test device of furniture structure joint

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621129785.3U CN206146659U (en) 2016-10-18 2016-10-18 Anti torsional fatigue strength test device of furniture structure joint

Publications (1)

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CN206146659U true CN206146659U (en) 2017-05-03

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106338412A (en) * 2016-10-18 2017-01-18 南京林业大学 Anti-torsion fatigue strength test device and test method for furniture structure joints

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106338412A (en) * 2016-10-18 2017-01-18 南京林业大学 Anti-torsion fatigue strength test device and test method for furniture structure joints

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GR01 Patent grant
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EE01 Entry into force of recordation of patent licensing contract

Assignee: Zhongshan Taixing Furniture Co., Ltd.

Assignor: Nanjing Forestry University

Contract record no.: 2019320000254

Denomination of utility model: Anti-torsion fatigue strength test device and test method for furniture structure joints

Granted publication date: 20170503

License type: Common License

Record date: 20190722

Assignee: Zhongshan Taixing Furniture Co., Ltd.

Assignor: Nanjing Forestry University

Contract record no.: 2019320000254

Denomination of utility model: Anti-torsion fatigue strength test device and test method for furniture structure joints

Granted publication date: 20170503

License type: Common License

Record date: 20190722

EE01 Entry into force of recordation of patent licensing contract
EE01 Entry into force of recordation of patent licensing contract

Assignee: Jiangsu Hanning Smart Home Co., Ltd.

Assignor: Nanjing Forestry University

Contract record no.: X2019320000028

Denomination of utility model: Anti-torsion fatigue strength test device and test method for furniture structure joints

Granted publication date: 20170503

License type: Common License

Record date: 20190812

Assignee: Jiangsu Hanning Smart Home Co., Ltd.

Assignor: Nanjing Forestry University

Contract record no.: X2019320000028

Denomination of utility model: Anti-torsion fatigue strength test device and test method for furniture structure joints

Granted publication date: 20170503

License type: Common License

Record date: 20190812

EE01 Entry into force of recordation of patent licensing contract
TR01 Transfer of patent right

Effective date of registration: 20200827

Address after: 528476 Guangdong Province, Zhongshan city in the town of Xing Yong Lu (ren mountain area)

Patentee after: ZHONGSHAN TAIXING FURNITURE Co.,Ltd.

Address before: Nanjing City, Jiangsu province 210037 Longpan Road No. 159

Patentee before: NANJING FORESTRY University

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PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: A torsional fatigue strength testing device for furniture structure joints

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Granted publication date: 20170503

Pledgee: Science and Technology Branch of Torch Development Zone of Zhongshan Rural Commercial Bank Co.,Ltd.

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PE01 Entry into force of the registration of the contract for pledge of patent right