CN104677608A - Spring deformation performance testing device - Google Patents
Spring deformation performance testing device Download PDFInfo
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- CN104677608A CN104677608A CN201310629479.0A CN201310629479A CN104677608A CN 104677608 A CN104677608 A CN 104677608A CN 201310629479 A CN201310629479 A CN 201310629479A CN 104677608 A CN104677608 A CN 104677608A
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Abstract
The invention discloses a spring deformation performance testing device. The spring deformation performance testing device comprises a support, a driving assembly and a sliding rod, wherein the support comprises supporting pieces, a fixing piece and a bearing piece; the sliding rod slidably penetrates through the fixing piece and the bearing piece; each supporting piece is rectangular frame-shaped, and the supporting pieces comprise two long frame sides and two short frame sides; the bearing piece and the fixing piece are arranged at interval; sliding blocks are arranged on the bearing piece, and the sliding blocks are slidably arranged between the two long frame sides; the driving assembly is used for driving the sliding rod to linearly move back and forth. A spring to be tested can sleeve the sliding rod and be located between a pressing portion and the bearing piece, and a space for spring testing can be formed between the fixing piece and the bearing piece; by sliding the sliding blocks in the frame-shaped supporting pieces and locking the sliding blocks through locking bolts, the adjustment of the position of the bearing piece relative to the supporting pieces can be realized, and thus the space between the fixing piece and the bearing piece is adjusted to install springs with different length; since the supporting pieces are frame-shaped, the stability is good and the sliding fitting with the sliding blocks is facilitated.
Description
Technical field
The present invention relates to spring reliability testing, particularly relate to a kind of spring deformation performance testing device.
Background technology
The faults such as general lamp mounting bracket does not have Anti-vibration Design in violent place, and when using light fixture in the environment that vibration environment is relatively violent, mounting bracket is easily out of shape in strong vibration environment, and light source is loosening or broken, cause light fixture reliability to reduce.In order to ensure that light fixture reliability meets client's request for utilization under different vibration environment, in order to reduce the vibrational energy of lamp socket or mounting bracket, lamp socket or mounting bracket is used to carry out simple vibration energy level, the method of normal employing is exactly at mounting bracket or lamp socket, or light source fixedly goes out employing spring to carry out vibration damping, thus reach the vibrational energy level absorbing vibration and weaken the external world, because light fixture to be arranged in high vibration environment under service condition for a long time, the long-term vibrated extruding of spring causes after distortion cannot resilience and lose resistance to shock, therefore lamp bracket is caused to rupture, or the most common failure such as light source is damaged, thus reduce the reliability index of product.In prior art, the proving installation of spring only can realize the test to single length spring, and versatility is poor.
Summary of the invention
The object of the present invention is to provide a kind of spring deformation performance testing device, structure is simple, can test the spring of various length.
In order to solve the problems of the technologies described above, the invention provides a kind of spring deformation performance testing device, comprising support, driven unit and slide bar;
Described support comprises support member, fixture and bearing part; Described fixture is provided with fixing slide opening, and described bearing part is provided with carrying slide opening, and described slide bar wears described fixing slide opening and described carrying slide opening along self sliding axially; Described slide bar is provided with press section, described extruded parts between described fixture and described bearing part, for extruding tested spring;
Described support member is rectangular frame-shaped, and its length direction is the glide direction of described bearing part; Described support member comprises two long frame edges be oppositely arranged and two short edges be oppositely arranged; Wherein described in one, short edge is fixedly connected with described fixture; Described bearing part and fixture interval are arranged; Described bearing part is provided with sliding shoe, and described sliding shoe is slidably arranged in described in two between long frame edge, and its glide direction is parallel to the axis of described slide bar; The clamping screw of the two being locked is provided with between described sliding shoe and described support member;
Described driven unit is installed on the side away from described bearing part on described fixture, and described driven unit is connected to described slide bar, for driving described slide bar straight reciprocating motion.
Wherein, described bearing part and described fixture all be strip; Described support member is two that are oppositely arranged, and the two ends of described bearing part are connected to support member described in two, and the two ends of described fixture are fixedly connected on support member described in two respectively; Described fixing slide opening is arranged on the centre position in described fastener length direction, and described carrying slide opening is arranged on the centre position of described bearing part length direction.
Wherein, described in two, between long frame edge, be fixed with guide, described in described guide and two, between long frame edge, all there is gap; Described sliding shoe is provided with the pilot hole be slidably matched with described guide, the glide direction being axially parallel to described bearing part of described pilot hole.
Wherein, described support member is provided with bearing pin, and described bearing pin wears long frame edge described in two and described guide simultaneously.
Wherein, described sliding shoe is provided with the threaded hole being communicated to described pilot hole, the axis being axially perpendicular to described pilot hole of described threaded hole; Described clamping screw is threadedly connected to described threaded hole; When the end of described clamping screw is resisted against described orienting lug, described guide and described sliding shoe are locked.
Wherein, described threaded hole two, to be separately positioned on described sliding shoe on two relative sides, each described threaded hole is connected to described clamping screw.
Wherein, described clamping screw is wing bolt or plum blossom bolt.
Wherein, the wheel and rack that described driven unit comprises motor and cooperatively interacts, described tooth bar is parallel to each other with the length direction of described slide bar and the two is fixedly connected with, described motor is fixed on described support member, the output shaft of described motor is connected with described gear, moves to drive described tooth bar and described slide bar linear reciprocation.
Wherein, described slide bar comprises the first sub bar and the second sub bar, and described first sub bar slides and wears described fixing slide opening, and described second sub bar slides and wears described carrying slide opening; Described first sub bar and described second sub bar coaxially arrange and are removably fixed together.
Wherein, described press section is to the ring-type arranged around described sliding pole axis.
Spring deformation performance testing device provided by the invention, tested spring can be set on slide bar, and between press section and bearing part, can form the space being used for spring test between fixture and bearing part; The position utilizing the slip of sliding shoe in support member frame to realize bearing part relative support can regulate, thus the space size between adjustment fixture and bearing part, to install the spring of different length; Support member is frame-shaped, and its steadiness is good, and is convenient to and being slidably matched of sliding shoe; When press section displacement is determined, the position of mobile bearing part can control the compression degree of tested spring, and structure is simple, and cost of manufacture is low.
Accompanying drawing explanation
In order to be illustrated more clearly in technical scheme of the present invention, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram of the spring deformation performance testing device that the preferred embodiment of the present invention provides;
Fig. 2 is another angle schematic diagram of spring deformation nature proving installation in Fig. 1;
Fig. 3 is the exploded view of spring deformation nature proving installation in Fig. 1;
Fig. 4 is the schematic diagram of bearing part and the second sub bar in spring deformation nature proving installation in Fig. 1.
Embodiment
Below in conjunction with the accompanying drawing in embodiment of the present invention, the technical scheme in embodiment of the present invention is clearly and completely described.
See also Fig. 1 to Fig. 4, a kind of spring deformation performance testing device that embodiment of the present invention provides, comprise support 1, driven unit 2 and slide bar 3; Driven unit 2 and slide bar 3 are all connected to support 1, and driven unit 2 is connected to slide bar 3 and moves back and forth along the axial straight line of slide bar 3 to drive slide bar 3 opposite brackets 1, and slide bar 3 can drive tested spring 9 flexible to test the deformation nature of spring.
Support 1 comprises support member 11, fixture 12 and bearing part 13.Fixture 12 is fixedly connected on support member 11.Bearing part 13 and fixture 12 interval are arranged, to form the space being used for the tested spring 9 of installation testing between fixture 12 and bearing part 13.In the present embodiment, bearing part 13 and fixture 12 all be strip; Support member 11 is two of being oppositely arranged, and the two ends of bearing part 13 are connected to two support members 11, and the two ends of fixture 12 are fixedly connected on two support members 11 respectively, utilize two support members 11 can ensure the stability of whole support 1.
Support member 11 is rectangular frame-shaped, and its length direction is the glide direction of bearing part 13.Support member 11 comprises two long frame edges be oppositely arranged 111 and two short edges 112 be oppositely arranged.Described in one, short edge 112 is fixedly connected with fixture 12, and another short edge 112 can coordinate with the placed side of support 1 (as desktop, work top) and contacts, the stability of whole support 1 when utilizing the length of short edge 112 can ensure support member 11 vertical display.Support member 11 steadiness of frame-shaped is good, and is convenient to and being slidably matched of bearing part 13.
Bearing part 13 is provided with sliding shoe 131, and sliding shoe 131 is slidably arranged between two long frame edges 111, and its glide direction is parallel to the axis of slide bar.The clamping screw 14 of the two being locked is provided with between sliding shoe 131 and support member 11.Utilize two long frame edges 111 can clamp spacing by sliding shoe 131.In the present embodiment, the two ends of bearing part 13 are equipped with sliding shoe 131, are respectively used to and two support member 11 corresponding matching.
Itself and support member 11 are locked, the position relationship between adjustable carrier part 13 and support member 11 by slip sliding shoe 131, the space size between bearing part 13 and fixture 12 can be regulated, with the tested spring 9 of adaptive testing different length.When slide bar 3 and press section 30 displacement thereof are determined, the position of mobile bearing part 13 can control the compression degree of tested spring 9, and structure is simple, and cost is low.
Be fixed with guide 113 between two long frame edges 111, between guide 113 and two long frame edges 111, all there is gap.In the present embodiment, support member 11 is provided with bearing pin 114, and bearing pin 114 wears two long frame edges 111 and guide 113 simultaneously.Thus guide 113 is fixed between two long frame edges 111, from long frame edge 111, bearing pin can be installed, so that the assembly connection between support member 11 and guide 113; Guide 113 can be connected with two long frame edges 111 simultaneously, ensures connection reliability.Herein, as other embodiment, guide 113 is also fixed on the centre position of short edge 112 by securing members such as screws, thus makes all there is gap between guide 113 and two long frame edges 111.
Sliding shoe 131 is provided with the pilot hole (not shown) be slidably matched with guide 113, the glide direction being axially parallel to bearing part 13 of pilot hole.Guide 113, between two long frame edges 111, can play slide-and-guide effect from centre position to sliding shoe 131, coordinates the spacing of two long frame edges, 111 pairs of sliding shoes 131, effectively can ensure that sliding shoe 131 slides along assigned direction, prevent it from offseting.
Sliding shoe 131 is provided with the threaded hole 1310 being communicated to pilot hole, the axis being axially perpendicular to pilot hole of threaded hole 1310, clamping screw 14 is threadedly connected to threaded hole 1310, when the end of clamping screw 14 is resisted against orienting lug, guide 113 and sliding shoe 131 are locked, thus bearing part 13 and support member 11 are locked.In the present embodiment, sliding shoe 131 is provided with two threaded holes 1310, and to be separately positioned on sliding shoe 131 on two relative sides, each threaded hole 1310 is connected to described clamping screw 14.Thus can lock from the both sides of sliding shoe 131 by sliding shoe 131 and guide 113, effectively ensure the location of bearing part 13, make it can not move in test process.Clamping screw 14 can be wing bolt or plum blossom bolt, so that tester's rotational lock bolt 14.
Herein, as other embodiment, clamping screw 14 also can wear long frame edge 111 by screw thread, when its end is resisted against sliding shoe 131, sliding shoe 131 and long frame edge 111 can be locked, realize the locking of bearing part 13 and support member 11; Or sliding shoe 131 is provided with bar hole, the length direction of bar hole is the glide direction of sliding shoe 131, and clamping screw 14 wears bar hole and is threaded with guide 113, and guide 113 and sliding shoe 131 can be locked by rotational lock bolt 14.
Driven unit 2 is installed on the side away from bearing part 13 on fixture 12, to avoid driven unit 2 on the impact of test.Driven unit 2 comprises motor 21 and the gear 22 cooperatively interacted and tooth bar 23.Motor 21 is fixed on fixture 12, and fixture 12 is tabular, its plate face perpendicular to the moving direction of moving assembly so that on fixture 12 mounted motor 21.More specifically, in the present embodiment, fixture 12 is provided with fixed block 121, and motor 21 is installed on fixed block 121, to make there is a determining deviation between motor 21 and fixture 12, is beneficial to band carry-over bar 23 and moves.The output shaft of motor 21 is connected with gear 22, and drives tooth bar 23 linear reciprocation to move.The output shaft rotating of motor 21 switches, and can realize the to-and-fro movement of tooth bar 23.By coordinating of tooth bar 23 and gear 22, the revolution controlling motor 21 output shaft can control tooth bar 23 and the amount of displacement of slide bar 3, is convenient to the compression degree controlling tested spring further.
In the present embodiment, spring deformation performance testing device also comprises controller 4, and controller 4 is electrically connected on motor 21, for control motor 21 output shaft forward and reverse between switching.By the rotating of switch motor 21 output shaft, thus realize moving back and forth of tooth bar 23.The present embodiment, controller 4 is A.C. contactor.Controlled the both positive and negative polarity of direct supply by the main contact and auxiliary contact utilizing A.C. contactor, thus control the rotating of motor 21 output shaft.Controller 4 is arranged on fixed block 121, so that the electrical connection of controller 4 and motor 21.
Further, driven unit 2 also comprises keeper 24, and keeper 24 is fixed on fixture 12.Keeper 24 is provided with locating piece 241, and locating piece 241 and fixture 12 interval are arranged.In the present embodiment, keeper 24 is shaft-like, and is fixed on fixed block 121, to make there is spacing between keeper 24 and fixture 12, and is beneficial to being connected of locating piece 241 and tooth bar 23.
Tooth bar 23 is provided with the locating slot 230 be slidably matched with locating piece 241, and locating slot 230 is the bar shaped arranged along tooth bar 23 length direction, utilizes coordinating, to ensure the stability of tooth bar 23 movement of locating slot 230 and locating piece 241.The cell wall of locating slot 230 is provided with for by spacing for locating piece 241 limiting section in locating slot 230.In the present embodiment, locating slot 230 is T-slot, and locating piece 241 is T-shaped with matching, thus locating piece 241 can be limited in locating slot 230 and slide, and prevents being separated of locating piece 241 and tooth bar 23.Or locating slot 230 is dovetail groove, locating piece 241 is dovetails, thus can form limiting section in locating slot 230, to slide spacing for locating piece 241 in locating slot 230.
One end open on the length direction of locating slot 230, so that the assembly connection of locating slot 230 and locating piece 241, one end of locating slot 230 closes, for limiting tooth bar 23 to the maximum position away from bearing part 13 movement.
Slide bar 3 is parallel to each other with the length direction of tooth bar 23, and the two is fixedly connected with, and tooth bar 23 moves can be with moving slide-bar 3 to move back and forth.Slide bar 3 is provided with the press section 30 for driving tested spring 9 flexible.Press section 30 between fixture 12 and bearing part 13, for extruding tested spring 9.
Fixture 12 is provided with fixing slide opening (not shown), and bearing part 13 is provided with carrying slide opening 130, and slide bar 3 wears fixing slide opening and carrying slide opening 130 along self sliding axially, press section 30 is between fixture 12 and bearing part 13.In the present embodiment, fixing slide opening is arranged on the centre position of fixture 12 length direction, and carrying slide opening 130 is arranged on the centre position of bearing part 13 length direction, interferes to avoid producing between slide bar 3 and support member 11.
Slide bar 3 comprises the first sub bar 31 and the slip of the second sub bar 32, first sub bar 31 wears fixing slide opening, and the second sub bar 32 slides and wears carrying slide opening 130.First sub bar 31 arranges with the second sub bar 32 is coaxial and is removably fixed together, first sub bar 31 separates with the second sub bar 32 is removable, thus be convenient to sheathed tested spring 9 on slide bar 3, and make in the space of tested spring 9 between fixture 12 and bearing part 13.In the present embodiment, first sub bar 31 is threaded with the second sub bar 32, so that assembling therebetween and fractionation, herein, as other embodiment, the first sub bar 31 and the second sub bar 32 also be can be buckle and are connected or are linked together by removably fixed connecting piece.
First sub bar 31 is provided with teeth portion 231 away from one end of the second sub bar 32, teeth portion 231 is multiple, length direction arrangement along the first sub bar 31 is arranged, to form tooth bar 23 on the first sub bar 31, namely tooth bar 23 and the first sub bar 31 is made to be integral type structure, thus prepared by the processing being convenient to tooth bar 23 and slide bar 3, reduce cost of manufacture, ensure the synchronism of tooth bar 23 and slide bar 3 movement simultaneously.As preferentially, teeth portion 231 is tabular, and each teeth portion 231 is parallel to each other and interval is arranged, and to simplify structure, is convenient to processing preparation.Correspondingly, the gear teeth of gear 22 be the rotation axis that is parallel to gear 22 to tabular, can realize simplifying while the transmission of gear 22 with tooth bar 23 coordinates the structure of gear 22 with tooth bar 23.
Fixing slide opening place on fixture 12 is provided with the slip of fixed guide pipe 123, first sub bar 31 and wears fixed guide pipe 123, utilizes fixed guide pipe 123 can ensure the stability that the first sub bar 31 slides further.Fixed guide pipe 123 is positioned at the side relatively away from bearing part 13 on fixture 12, thus avoids fixed guide pipe 123 to have an impact to the telescopic moving of tested spring 9.The end of fixed guide pipe 123 is provided with the mounting flange be fixedly connected with fixture 12, so that being fixedly connected with of fixed guide pipe 123 and fixture 12.
Be arranged with carrying guide pipe 133 in carrying slide opening 130, the external diameter of carrying guide pipe 133 closes with the diameter compatible of carrying slide opening 130, and carrying guide pipe 133 can not move radially in carrying slide opening 130, and can from passing in and out carrying slide opening 130 easily.One end outer wall relatively near fixture 12 on carrying guide pipe 133 is provided with carrying flange 1331, and carrying flange 1331 keeps off the edge near fixture 12 on carrying slide opening 130.Be inserted into by carrying guide pipe 133 in carrying slide opening 130, carrying flange 1331 keeps off the edge near fixture 12 on carrying slide opening 130, is convenient to carry guide pipe 133 and the assembly connection of bearing part 13, is beneficial to the replacing of carrying guide pipe 133.Carrying flange 1331 can abut with one end of tested spring 9, utilizes the elastic force of tested spring 9 to be positioned at by carrying guide pipe 133 in carrying slide opening 130.
Second sub bar 32 slides and wears carrying guide pipe 133, the internal diameter of carrying guide pipe 133 matches with the external diameter of the second sub bar 32, second sub bar 32 can slide in carrying guide pipe 133, and can not produce and move radially, and can ensure the stability of the second sub bar 32 slip further.
When carrying slide opening internal diameter and determining, second sub bar 32 that can prepare many cover different sizes combines with carrying guide pipe.During test, the second sub bar 32 that external diameter and tested spring 9 diameter compatible close can be selected, affect test accuracy to prevent tested spring 9 from bending in extrusion process; And select suitable carrying guide pipe 133 according to the external diameter of the second sub bar 32.Thus the second suitable sub bar 32 can be selected to be installed on support with carrying guide pipe 133 according to the diameter of tested spring 9, ensure test accuracy.
The diameter of the first sub bar 31 is greater than the diameter of the second sub bar 32, can arrange external thread, the end face of the first sub bar 31 offers threaded hole 1310 in the end of the second sub bar 32, so that the processing preparation of the second sub bar 32 and the first sub bar 31 and assembly connection.
Press section 30 is arranged on the junction of the first sub bar 31 and the second sub bar 32.Press section 30 is arrange the ring-type axially arranged around slide bar 3, to provide balanced acting force to stage clip in the circumferential.In the present embodiment, press section 30 is arranged on the end near the first sub bar 31 on the second sub bar 32.Herein, as other embodiment, the diameter due to the first sub bar 31 is greater than the diameter of the second sub bar 32, is directly formed the press section 30 that can press stage clip by the end of the first sub bar 31; As another embodiment, press section 30 can be installed on slide bar 3 as independent parts, such as, press section 30 is ring-type, be provided with screw thread in its ring, after press section 30 being threadedly connected to the end of the second sub bar 32, then the second sub bar 32 be threaded with the first sub bar 31.
When testing, it can be separated with the first sub bar 31 by rotation second sub bar 32, tested spring 9 is set on the second sub bar 32, one end of tested spring 9 is resisted against bearing part 13, second sub bar 32 and the first sub bar 31 are carried out the other end of tested spring 9 after being connected and be resisted against press section 30, starter motor 21 can be tested, reliably simple and safe, reduce the fatigue strength of tester, improve testing efficiency.Go out the length of tested spring before testing with kind of calliper, after the compressional deformation through certain number of times, then measure tested its length, by twice length vs, the deformation nature of tested spring can be known.
In the present embodiment, spring deformation performance testing device also comprises counter 5, to be squeezed the number of times of deformation for move back and forth number of times and the tested spring 9 recording slide bar.Counter 5 is provided with display screen 51, to be squeezed the number of times of deformation, so that tester's record for showing tested spring 9.Counter 5 is installed on the fixed head of support 1.Counter 5 can be electrically connected to controller 4, add up tested spring 9 by the switching times of controller 4 pairs of motors 21 to be squeezed the number of times of deformation, or, support 1 is installed the position detector that proximity switch, infrared probe etc. detect tooth bar 23 or slide bar 3 position, calculates tested spring 9 by the number of times of tooth bar 23 or slide bar 3 trigger position detecting device and to be squeezed the number of times of deformation.
In the above-described embodiment, driven unit is the cooperation of motor, wheel and rack, as other embodiment, wheel and rack also can be the gear train that electric machine rotation can be converted into slide bar rectilinear motion by crank rocker slide block mechanism, ball screw, cam mechanism etc.; Or driven unit is cylinder, and the piston rod of cylinder is connected with slide bar, and piston rod to-and-fro movement can be with moving slide-bar to-and-fro movement.
In the above-described embodiment, controller 4 is A.C. contactor, to realize the switching of motor 21 rotating, herein, as other embodiment, controller 4 can comprise two position switchs, two position switchs are electrically connected to the Enable Pin of motor 21, two position switchs to be arranged on support member 11 and to be positioned at two extreme positions of slide bar 3 movement, slide bar 3 is arranged a trigger head, when slide bar 3 moves to extreme position, trigger head trigger position switch, position switch controls motor 21 and switches rotation direction, thus slide bar 3 is slided to another extreme position, two position switch is utilized to realize the switching of motor 21 rotating, position switch can be proximity switch, optoelectronic switch, infrared sensing switch etc., in addition, controller 4 can also be control circuit, and it can realize the switching of motor 21 rotating.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (10)
1. a spring deformation performance testing device, is characterized in that, comprises support, driven unit and slide bar;
Described support comprises support member, fixture and bearing part; Described fixture is provided with fixing slide opening, and described bearing part is provided with carrying slide opening, and described slide bar wears described fixing slide opening and described carrying slide opening along self sliding axially; Described slide bar is provided with press section, described extruded parts between described fixture and described bearing part, for extruding tested spring;
Described support member is rectangular frame-shaped, and its length direction is the glide direction of described bearing part; Described support member comprises two long frame edges be oppositely arranged and two short edges be oppositely arranged; Wherein described in one, short edge is fixedly connected with described fixture; Described bearing part and fixture interval are arranged; Described bearing part is provided with sliding shoe, and described sliding shoe is slidably arranged in described in two between long frame edge, and its glide direction is parallel to the axis of described slide bar; The clamping screw of the two being locked is provided with between described sliding shoe and described support member;
Described driven unit is installed on the side away from described bearing part on described fixture, and described driven unit is connected to described slide bar, for driving described slide bar straight reciprocating motion.
2. spring deformation performance testing device according to claim 1, is characterized in that, described bearing part and described fixture all be strip; Described support member is two that are oppositely arranged, and the two ends of described bearing part are connected to support member described in two, and the two ends of described fixture are fixedly connected on support member described in two respectively; Described fixing slide opening is arranged on the centre position in described fastener length direction, and described carrying slide opening is arranged on the centre position of described bearing part length direction.
3. spring deformation performance testing device according to claim 1, is characterized in that, be fixed with guide described in two between long frame edge, all there is gap described in described guide and two between long frame edge; Described sliding shoe is provided with the pilot hole be slidably matched with described guide, the glide direction being axially parallel to described bearing part of described pilot hole.
4. spring deformation performance testing device according to claim 3, is characterized in that, described support member is provided with bearing pin, and described bearing pin wears long frame edge described in two and described guide simultaneously.
5. spring deformation performance testing device according to claim 3, is characterized in that, described sliding shoe is provided with the threaded hole being communicated to described pilot hole, the axis being axially perpendicular to described pilot hole of described threaded hole; Described clamping screw is threadedly connected to described threaded hole; When the end of described clamping screw is resisted against described orienting lug, described guide and described sliding shoe are locked.
6. spring deformation performance testing device according to claim 5, is characterized in that, described threaded hole two, and to be separately positioned on described sliding shoe on two relative sides, each described threaded hole is connected to described clamping screw.
7. spring deformation performance testing device according to claim 1, is characterized in that, described clamping screw is wing bolt or plum blossom bolt.
8. spring deformation performance testing device according to claim 1, it is characterized in that, the wheel and rack that described driven unit comprises motor and cooperatively interacts, described tooth bar is parallel to each other with the length direction of described slide bar and the two is fixedly connected with, described motor is fixed on described support member, the output shaft of described motor is connected with described gear, moves to drive described tooth bar and described slide bar linear reciprocation.
9. spring deformation performance testing device according to claim 1, is characterized in that, described slide bar comprises the first sub bar and the second sub bar, and described first sub bar slides and wears described fixing slide opening, and described second sub bar slides and wears described carrying slide opening; Described first sub bar and described second sub bar coaxially arrange and are removably fixed together.
10. spring deformation performance testing device according to claim 1, is characterized in that, described press section is to the ring-type arranged around described sliding pole axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310629479.0A CN104677608A (en) | 2013-11-29 | 2013-11-29 | Spring deformation performance testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310629479.0A CN104677608A (en) | 2013-11-29 | 2013-11-29 | Spring deformation performance testing device |
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| Publication Number | Publication Date |
|---|---|
| CN104677608A true CN104677608A (en) | 2015-06-03 |
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| CN201310629479.0A Pending CN104677608A (en) | 2013-11-29 | 2013-11-29 | Spring deformation performance testing device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106248338A (en) * | 2016-08-30 | 2016-12-21 | 南通瑞斯电子有限公司 | Elastic claw fatigue machine |
| CN107631946A (en) * | 2017-09-07 | 2018-01-26 | 河海大学 | A kind of testing machine pre-add power apparatus |
| CN108036936A (en) * | 2017-11-30 | 2018-05-15 | 无锡典聚科技有限公司 | A kind of durable device of electric tail gate strut spring high/low temperature |
| RU2705918C1 (en) * | 2019-05-06 | 2019-11-12 | Андрей Николаевич Скворцов | Method for dynamic testing of helical compression springs and device for its implementation |
| CN112945738A (en) * | 2021-01-29 | 2021-06-11 | 中国原子能科学研究院 | Mechanical test device |
-
2013
- 2013-11-29 CN CN201310629479.0A patent/CN104677608A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106248338A (en) * | 2016-08-30 | 2016-12-21 | 南通瑞斯电子有限公司 | Elastic claw fatigue machine |
| CN106248338B (en) * | 2016-08-30 | 2019-05-21 | 南通瑞斯电子有限公司 | Elastic claw fatigue tester |
| CN107631946A (en) * | 2017-09-07 | 2018-01-26 | 河海大学 | A kind of testing machine pre-add power apparatus |
| CN108036936A (en) * | 2017-11-30 | 2018-05-15 | 无锡典聚科技有限公司 | A kind of durable device of electric tail gate strut spring high/low temperature |
| RU2705918C1 (en) * | 2019-05-06 | 2019-11-12 | Андрей Николаевич Скворцов | Method for dynamic testing of helical compression springs and device for its implementation |
| CN112945738A (en) * | 2021-01-29 | 2021-06-11 | 中国原子能科学研究院 | Mechanical test device |
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Application publication date: 20150603 |