CN204630858U - A kind of foam Repeated Compression tester - Google Patents
A kind of foam Repeated Compression tester Download PDFInfo
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- CN204630858U CN204630858U CN201520308976.5U CN201520308976U CN204630858U CN 204630858 U CN204630858 U CN 204630858U CN 201520308976 U CN201520308976 U CN 201520308976U CN 204630858 U CN204630858 U CN 204630858U
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- compression tester
- repeated compression
- gearing
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Abstract
The utility model proposes a kind of foam Repeated Compression tester, can continue firmly to carry out force test and the function of real-time automatic compensation pressure etc. to foam polymerization material.A kind of foam Repeated Compression tester, comprise the top board of interval laying successively from top to bottom, upper mobile board, be located at the installing plate of central rack, and for placing the lower portable plate of foam, four angles of upper mobile board are all equiped with upper guide bush, each upper guide bush is all through a upper guide post, the two ends of described upper guide post are connected with the bottom surface of top board and the end face of installing plate respectively, described top board is provided with gearing, the input end of described gearing and the output shaft of a driving motor are in transmission connection, the output terminal of described gearing is connected with an eccentric wheel, described eccentric wheel is connected with a link mechanism, described link mechanism is connected with described upper mobile board by a universal shaft, the bottom surface of described upper mobile board is connected with a guide rod passing described installing plate, the bottom and one of described guide rod exerts a force to pop one's head in and is connected.
Description
Technical field
The utility model relates to instrument field, refers to a kind of foam Repeated Compression tester especially.
Background technology
Foam Repeated Compression tester is tested for the reciprocating compression of foam polymerization material, measure rate of residual, thus can the dynamic fatigue characteristic of Knowing material, can continuing, stably clashing into force of its force assembly force be the key factor affecting testing result.Exert a force assembly when impact test simultaneously, lower portable plate is subject to the unidirectional constant impingement of force assembly, easy offset down position, the pressure that foam is subject to is inconsistent with the pressure preset, exert a force assembly when constant impingement simultaneously, be subject to the opposition of lower portable plate, also the force power of force assembly to foam is easily made to change, people can only observe, judge the stress and deformation situation of foam according to working experience for many years, the position of the lower portable plate of adjustment and force assembly, easily causes Timeliness coverage problem making testing result inaccurate.
Utility model content
The utility model proposes a kind of foam Repeated Compression tester, can continue firmly to carry out force test and the function of real-time automatic compensation pressure etc. to foam polymerization material.
The technical solution of the utility model is achieved in that
A kind of foam Repeated Compression tester, comprise the top board of interval laying successively from top to bottom, upper mobile board, be located at the installing plate of central rack, and for placing the lower portable plate of foam, four angles of described upper mobile board are all equiped with upper guide bush, each upper guide bush is all through a upper guide post, the two ends of described upper guide post are connected with the bottom surface of top board and the end face of installing plate respectively, described top board is provided with gearing, the input end of described gearing and the output shaft of a driving motor are in transmission connection, the output terminal of described gearing is connected with an eccentric wheel, described eccentric wheel is connected with a link mechanism, described link mechanism is connected with described upper mobile board by a universal shaft, the bottom surface of described upper mobile board is connected with a guide rod passing described installing plate, the bottom and one of described guide rod exerts a force to pop one's head in and is connected.
Further, also comprise a self-compensating pressure mechanism, described self-compensating pressure mechanism comprises the base plate be located at bottom frame, described base plate offers two for the through hole through ball screw, one end that two ball screws are positioned at below base plate is all provided with synchronizing wheel, and two synchronizing wheels are connected by Timing Belt motor-driven synchronous with, described lower portable plate is positioned at the top of described base plate, and the relative both sides of described lower portable plate are fixedly connected with the pair of nut on two ball screws respectively.
Further, four angles of described lower portable plate are all provided with lower guide pin bushing, and each lower guide pin bushing is all through a lower guide pillar, and the two ends of four described lower guide pillars are fixedly connected with described installing plate with described base plate respectively.
Further, described gearing is comprised one and to be fixedly arranged on bearing on described top board by bearing seat, and one end of described bearing is connected with described eccentric wheel, and the other end and the described driving motor of described bearing are in transmission connection.
Further, described base plate is provided with a limiting and protecting device, and described limiting and protecting device comprises the upper limit inductive switch be positioned at above described lower portable plate and the lower limit inductive switch be positioned at below described lower portable plate.
Further, described synchronous motor is servomotor.
Further, described force probe is connected with described guide rod by a pressure transducer, and described pressure transducer is connected with a control device.
Further, described driving motor is servomotor.
According to above to description of the present utility model, compared with prior art, the utility model tool has the following advantages:
1, because top board, upper mobile board, the installing plate being located at central rack, lower portable plate are laid from top to bottom successively, four angles of described upper mobile board are all equiped with upper guide bush, each upper guide bush is all through a upper guide post, the two ends of described upper guide post are connected with the bottom surface of top board and the end face of installing plate respectively, such setting makes upper mobile board can move reposefully up and down by the length direction along upper guide post between top board and installing plate under the effect of external force, can not to any tilt.
2, because described top board is provided with gearing, the input end of described gearing and the output shaft of a driving motor are in transmission connection, the output terminal of described gearing is connected with an eccentric wheel, described eccentric wheel is connected with a link mechanism, described link mechanism is connected with described upper mobile board by a universal shaft, the bottom surface of described upper mobile board is connected with a guide rod passing described installing plate, the bottom and one of described guide rod exerts a force to pop one's head in and is connected, when driving motor drives transmission operation, eccentric wheel drives link mechanism to do the to-and-fro movement of circular path, upper mobile board is driven to move up and down along the length direction of upper guide post, thus force probe is clashed into the foam be positioned on lower portable plate downwards repeatedly, arranging of upper mobile board can ensure when link mechanism does circular path motion simultaneously, guide rod can not and then rock, ensure that force probe straight line slamming down, the opposition of popping one's head in and being subject to that exerts a force can also be disperseed, guide rod is made not easily to rock or fracture.
The utility model reasonable in design, easy to use, there is very large practicality and economic benefit.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, 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 main TV structure schematic diagram of the present utility model;
Fig. 2 left TV structure schematic diagram of the present utility model.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As Fig. 1, shown in Fig. 2, the utility model embodiment provides a kind of foam Repeated Compression tester, comprise cabinet (not shown) and be located at the top board 1 of interval laying successively from top to bottom in cabinet, upper mobile board 2, be located at the installing plate 3 of central rack, for placing the lower portable plate 4 of foam, four angles of described upper mobile board 2 are all equiped with upper guide bush 21, each upper guide bush 21 is all through a upper guide post 22, the two ends of described upper guide post 22 are connected with the bottom surface of top board 1 and the end face of installing plate 3 respectively, such setting makes upper mobile board 2 can move reposefully up and down along the length direction of upper guide post 22 between top board 1 and installing plate 3 under the effect of external force, can not to any while tilt.
Described top board 1 is provided with gearing, and the input end of described gearing and the output shaft of a driving motor 11 are in transmission connection, and described driving motor 11 is servomotor, can control the output accuracy of gearing more accurately; The output terminal of described gearing is connected with an eccentric wheel 12, described eccentric wheel 12 is connected with a link mechanism 13, preferably, described gearing is comprised one and to be fixedly arranged on bearing 14 on described top board 1 by bearing seat, one end of described bearing 14 is connected with described eccentric wheel 12, the other end of described bearing 12 is connected with a power wheel 15, and described power wheel 15 is in transmission connection with described driving motor 11.
Described link mechanism 13 is connected with described upper mobile board 2 by a universal shaft 16, the bottom surface of described upper mobile board 2 is connected with a guide rod 31 passing described installing plate 3, the bottom and one of described guide rod 31 probe 32 that exerts a force is connected, described force probe 32 is connected with described guide rod 31 by a pressure transducer 33, described pressure transducer 33 is connected with a control device (not shown), pressure transducer 33 can be transferred to control device by monitoring pressure data, control device analyzes data when having a skew, control the rotating speed of driving motor 11 and then control the shock dynamics of force probe.
Also comprise a self-compensating pressure mechanism, described self-compensating pressure mechanism comprises the base plate 5 be located at bottom frame, described base plate 5 offers two for the through hole through ball screw 51, one end that two ball screws 51 are positioned at below base plate 5 is all provided with synchronizing wheel, and two synchronizing wheels are in transmission connection by a Timing Belt 52 and a synchronous motor 53, and described synchronous motor 53 is servomotor.Ball screw 51 replaces trapezoidal screw at present substantially, is commonly called as screw mandrel, and being used to convert rotational motion is rectilinear motion, or be the executive component of rotary motion by transform linear motion, and it is high to have transmission efficiency, accurate positioning etc., when ball screw 51 is as active body, pair of nut will change into rectilinear motion with the rotational angle of screw mandrel according to the helical pitch of corresponding specification, passive workpiece can be connected with nut by nut seat, thus realize corresponding rectilinear motion, therefore described lower portable plate 4 is located at the top of described base plate 5, and the both sides that lower portable plate 4 is relative are fixedly connected with the pair of nut on two ball screws 51 respectively, thus make lower portable plate realize corresponding rectilinear motion, to adjust the position of lower portable plate.
In order to ensure that lower portable plate 4 can be movable reposefully, at four angles of described lower portable plate 4, lower guide pin bushing 41 is all installed, each lower guide pin bushing 41 is all through a lower guide pillar 42, the two ends of four described lower guide pillars 42 are fixedly connected with described installing plate 3 with described base plate 5 respectively, when under ball screw 51 drives, portable plate 5 moves, lower guide pin bushing 41 also can synchronously drive lower portable plate 4 to move on lower guide pillar 42, ensures that lower portable plate 4 is not to either party skew.
In order to avoid synchronous motor fault or other situations make lower portable plate move up or down uncontrollably; described base plate 5 is provided with a limiting and protecting device 6; described limiting and protecting device 6 comprises the upper limit inductive switch be positioned at above described lower portable plate 4 and the lower limit inductive switch be positioned at below described lower portable plate 4; to guarantee that lower portable plate can not be gone up emersion highest point or drop to lowest part, cause instrument damage.
When driving motor 11 drives transmission operation, bearing 12 is with movable eccentric wheel 12 to rotate, eccentric wheel 12 drives link mechanism 13 to do the to-and-fro movement of circular path, upper mobile board 2 is driven to move up and down along the length direction of upper guide post 22, thus force probe 32 is clashed into downwards repeatedly, arranging of upper mobile board 2 can ensure when link mechanism 13 does circular path motion simultaneously, guide rod 31 can not and then rock, ensure that force probe 32 straight line slamming down, the opposition that force probe 32 can also be disperseed to be subject to, makes guide rod 31 not easily rock or fracture.
When force assembly slamming down foam, the pressure data sensed is sent to control device by pressure transducer 33, these data and the data set contrast by control device, if there is deviation in data, then control synchronization motor 53 works, synchronous motor 53 drives synchronizing wheel to rotate by Timing Belt 52, and then ball screw 51 is rotated, when ball-screw 51 is as active body, pair of nut will change into rectilinear motion with the rotational angle of ball screw according to the helical pitch of corresponding specification, thus make lower portable plate 4 realize corresponding rectilinear motion, to adjust the position of lower portable plate 4, instantly when portable plate 4 moves to upper limit inductive switch or lower limit inductive switch place, carry signal is sent to control device by limiting and protecting device 6, control device controls driving motor and quits work, to guarantee that lower portable plate can not be gone up emersion highest point or drop to lowest part, cause instrument damage.
The utility model smart structural design, easy to operate, can keep continuing, stably exerting a force and the position of monitoring in real time, adjustment compression plate, realize the function of self-compensating pressure, the stressed of object is consistent, there is very large practicality and economic benefit.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (8)
1. a foam Repeated Compression tester, it is characterized in that: comprise from top to bottom the top board that interval is successively laid, upper mobile board, be located at the installing plate of central rack, and for placing the lower portable plate of foam, four angles of described upper mobile board are all equiped with upper guide bush, each upper guide bush is all through a upper guide post, the two ends of described upper guide post are connected with the bottom surface of top board and the end face of installing plate respectively, described top board is provided with gearing, the input end of described gearing and the output shaft of a driving motor are in transmission connection, the output terminal of described gearing is connected with an eccentric wheel, described eccentric wheel is connected with a link mechanism, described link mechanism is connected with described upper mobile board by a universal shaft, the bottom surface of described upper mobile board is connected with a guide rod passing described installing plate, the bottom and one of described guide rod exerts a force to pop one's head in and is connected.
2. a kind of foam Repeated Compression tester as claimed in claim 1, it is characterized in that: also comprise a self-compensating pressure mechanism, described self-compensating pressure mechanism comprises the base plate be located at bottom frame, described base plate offers two for the through hole through ball screw, one end that two ball screws are positioned at below base plate is all provided with synchronizing wheel, and two synchronizing wheels are connected by Timing Belt motor-driven synchronous with, described lower portable plate is positioned at the top of described base plate, and the both sides that described lower portable plate is relative are fixedly connected with the pair of nut on two ball screws respectively.
3. a kind of foam Repeated Compression tester as claimed in claim 2, it is characterized in that: four angles of described lower portable plate are all provided with lower guide pin bushing, each lower guide pin bushing is all through a lower guide pillar, and the two ends of four described lower guide pillars are fixedly connected with described installing plate with described base plate respectively.
4. a kind of foam Repeated Compression tester as described in any one of claim 1-3, it is characterized in that: described gearing is comprised one and to be fixedly arranged on bearing on described top board by bearing seat, one end of described bearing is connected with described eccentric wheel, and the other end and the described driving motor of described bearing are in transmission connection.
5. a kind of foam Repeated Compression tester as claimed in claim 2 or claim 3; it is characterized in that: described base plate is provided with a limiting and protecting device, described limiting and protecting device comprises the upper limit inductive switch be positioned at above described lower portable plate and the lower limit inductive switch be positioned at below described lower portable plate.
6. a kind of foam Repeated Compression tester as claimed in claim 2 or claim 3, is characterized in that: described synchronous motor is servomotor.
7. a kind of foam Repeated Compression tester as described in any one of claim 1-3, is characterized in that: described force probe is connected with described guide rod by a pressure transducer, and described pressure transducer is connected with a control device.
8. a kind of foam Repeated Compression tester as described in any one of claim 1-3, is characterized in that: described driving motor is servomotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520308976.5U CN204630858U (en) | 2015-05-14 | 2015-05-14 | A kind of foam Repeated Compression tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520308976.5U CN204630858U (en) | 2015-05-14 | 2015-05-14 | A kind of foam Repeated Compression tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204630858U true CN204630858U (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520308976.5U Active CN204630858U (en) | 2015-05-14 | 2015-05-14 | A kind of foam Repeated Compression tester |
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| CN (1) | CN204630858U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106769559A (en) * | 2016-12-13 | 2017-05-31 | 泰仕特仪器(福建)有限公司 | A kind of elastomeric material repeated stock tester |
| CN109765353A (en) * | 2017-11-09 | 2019-05-17 | 苏州美山子制衣有限公司 | A kind of fatigue testing equipment |
| CN109764849A (en) * | 2017-11-09 | 2019-05-17 | 苏州美山子制衣有限公司 | A kind of equipment and its test method of detection object surface indentation degree and pressure |
-
2015
- 2015-05-14 CN CN201520308976.5U patent/CN204630858U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106769559A (en) * | 2016-12-13 | 2017-05-31 | 泰仕特仪器(福建)有限公司 | A kind of elastomeric material repeated stock tester |
| CN109765353A (en) * | 2017-11-09 | 2019-05-17 | 苏州美山子制衣有限公司 | A kind of fatigue testing equipment |
| CN109764849A (en) * | 2017-11-09 | 2019-05-17 | 苏州美山子制衣有限公司 | A kind of equipment and its test method of detection object surface indentation degree and pressure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190211 Address after: 311200 Hongxing Road 117, Xiaoshan economic and Technological Development Zone, Xiaoshan District, Hangzhou, Zhejiang Patentee after: Zhejiang Jiehui Testing and Certification Co., Ltd. Address before: 362000 Fujian Quanzhou Fengze District East Coastal City Industrial Zone East Sea Street CJ23 1 Building 4 Floors Patentee before: QUANZHOU TAISHITE INSTRUMENT CO.,LTD. |
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| TR01 | Transfer of patent right |