CN201149515Y - Double knife-edges balance type electron dynamic weight-measuring device - Google Patents
Double knife-edges balance type electron dynamic weight-measuring device Download PDFInfo
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- CN201149515Y CN201149515Y CNU2008201011200U CN200820101120U CN201149515Y CN 201149515 Y CN201149515 Y CN 201149515Y CN U2008201011200 U CNU2008201011200 U CN U2008201011200U CN 200820101120 U CN200820101120 U CN 200820101120U CN 201149515 Y CN201149515 Y CN 201149515Y
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Abstract
The utility model relates to a double-blade balance type electronic dynamic weight-measuring device, which comprises a guide rail and a conveying apparatus, a weight-measuring bracket is arranged in a gap of a weight-measuring area of the guide rail, and the weight-measuring bracket is connected with a weight-measuring instrument, and the weight-measuring device is characterized in that: the weight-measuring instrument comprises an electronic weight-measuring sensor arranged under the weight-measuring bracket, an electronic weight-measuring control instrument connected with a signal output end of the electronic weight-measuring sensor, as well as a fulcrum blade seat, and a signal output end is disposed on the electronic weight-measuring control instrument; and the bottom part of the weight-measuring bracket is provided with an inverted cone weight-measuring blade, a lateral rotating fulcrum bar is also connected above a blade of the bottom part of the weight-measuring bracket, an inverted cone fulcrum blade is arranged at the bottom part of the other end of the rotating fulcrum bar, and the weight-measuring blade and the fulcrum blade are respectively supported in a V-shaped blade shoring groove at the upper parts of the electronic weight-measuring sensor and the fulcrum blade seat. The weight-measuring device can improve the detection precision, reduce measurement errors, increase the reaction velocity of detection mechanism and improve the efficiency of continuous dynamic weight measurement of articles.
Description
Technical field
The utility model relates to a kind of weight-measuring device, particularly a kind of double-pole mouth balance-type type electronic Dynamic weight-measuring device, it can be used for the continuous kinetic measurement of article, for example in the continuous automatic grader of egg product, continuous egg product through guide rail weight detecting district is carried out check weighing, thereby egg product is distinguished by the Different Weight grade.
Background technology
In egg product cleaning and continuous automatic grading assembly line, egg product is graded by weight, and generally restrains 75 grams according to customer requirements from 50 and is divided into several grades (6-7 levels).Therefore other egg product price difference of Different Weight level requires classification accurate, can not scurry level.The egg product weight error of industry requirement different stage can not be greater than ± 1 gram at present.
Present domestic public use a kind of from the continuous automatic grader of egg product that introduce in Taiwan is to adopt lever counterweight method to carry out classification for the automatic classification check weighing of egg product.The classification work of egg product is performed such: the carrier chain device drive egg product by the band push wing moves forward along guide rail, when egg product moves to the check weighing carriage position of certain one-level weight-measuring device, if its weight meets or exceeds setting value at the corresponding levels, when the lever other end upwards turns near the position of the switch, make near switch output Continuity signal, PLC gathers the fall electromagnetism gate of egg device of the corresponding stage of just instructing egg product to arrive immediately behind this signal and opens, and makes egg product drop to egg collection at the corresponding levels district; If egg product weight does not reach setting value at the corresponding levels, then the lever other end can not arrive near the position of the switch, no Continuity signal output, and the electromagnetism gate of the egg device that falls keeps closing, therefore egg product continues reach through zone at the corresponding levels, thereby reaches the purpose with the automatic classification of egg product.There is following problem in actual use in the device that this employing lever counterweight method is carried out the classification check weighing: (1) is because there are a plurality of revolute pairs in leverage, so the bigger friction force of check weighing process existence, has had a strong impact on the precision of check weighing.(2) because whole classification process is continuous dynamically weighting, requirement leverage after each check weighing can both reset fast in time in order to the check weighing of next egg product, and the leverage reaction velocity has certain limitation, when continuous check weighing speed was very fast, the reaction velocity of leverage just might not catch up with.Production practices prove: when throughput rate during for 10000 eggs per hour, the check weighing time of each egg approximately can only have 0.36 second, and the lever reaction velocity of actual measurement does not catch up with, and easily produces and scurries a grade phenomenon.Have only when throughput rate when per hour 8000 eggs are following, more stable, that is to say that the reaction velocity upper limit of leverage is about 0.45 second, limited production efficiency so greatly.
Therefore, under the slow double influence of the friction force of revolute pair and mechanism's reaction velocity, the classification accuracy of the present continuous automatic grader of this egg product is a greater impact.Particularly when the weight of egg product and the weight of setting level near the time, classification possibility inaccurate, that scurry level is very big.And the user requires throughput rate will reach 10000-12000/hour at present, and effectiveness of classification should be less than ± 1 gram, obviously, adopt existing this lever weight measurement mechanism, be difficult on effectiveness of classification and the throughput rate and meet consumers' demand as the grading plant in the continuous automatic grader of egg product.
The utility model content
In order to solve existing in prior technology the problems referred to above, the utility model provides a kind of double-pole mouth balance-type type electronic Dynamic weight-measuring device, it not only can improve the precision of detection, reduce lever testing agency in the past owing to there being the secondary measuring error that causes of a plurality of pivoting frictions, and can improve the reaction velocity of testing agency, thereby improve the efficient of article being carried out continuous dynamically weighting.
Technical solutions of the utility model are to constitute like this, it comprises guide rail and be used to drive the conveying device that article advance on guide rail, weight detecting district at guide rail is provided with breach, be provided with the check weighing carriage that can in breach, move up and down in the breach, the check weighing carriage is connected with the check weighing instrument, it is characterized in that: described check weighing instrument comprises the electronics load cell of being located at check weighing carriage below, the electronics Weighting Control instrument that is connected with the signal output part of electronics load cell, and fulcrum edge of a knife seat, electronics Weighting Control instrument is provided with signal output part, and this signal output part is connected with the control device that is used for controlling through this next step action of detection zone article; The top of electronics load cell and fulcrum edge of a knife seat is provided with V-arrangement edge of a knife support slot respectively; The bottom of check weighing carriage is provided with the check weighing edge of a knife of back taper, the edge of a knife top of check weighing carriage bottom also is connected with horizontal rotation pole, the other end bottom of rotating pole is provided with the fulcrum edge of a knife of back taper, and the check weighing edge of a knife and the fulcrum edge of a knife are supported in respectively in the V-arrangement edge of a knife support slot on electronics load cell and fulcrum edge of a knife seat top.
The utility model double-pole mouth balance-type type electronic Dynamic weight-measuring device is when work, and conveying device drives article and constantly advances along guide rail.In the time of above article arrival stresses carriage, the check weighing carriage is given the electronics load cell with its article weight transfer of bearing, the electronics load cell is transformed into millivolt with detected weight and exports to electronics Weighting Control instrument, and the millivolt that electronics Weighting Control instrument will be imported again is transformed into weight.When electronics Weighting Control instrument recorded Item Weight and meets or exceeds setting value, the transistor turns output signal of electronics Weighting Control instrument made control device to make the instruction of next step action through the article of this detection zone.When electronics Weighting Control instrument records Item Weight and does not reach setting value, the not conducting of transistor of controller, no signal output, the article reach that can keep.
Than prior art, the utlity model has following beneficial effect:
(1) the check weighing instrument is changed into by in the past lever balance weight mechanism adopts existing ripe electronics load cell and electronics Weighting Control instrument, therefore when the article to the continuous guide rail of process fast detection zone carry out check weighing, it is more accurate to guarantee to measure numerical value, and it is quicker to measure reaction velocity.Aspect measuring accuracy, the modal transformation (converting the weight in grams number to) of conversion of electronics load cell its modulus behind check weighing (becoming the voltage millivolt) and electronics Weighting Control instrument by the weight in grams number conversion by the voltage millivolt, its composition error only is 5/10000ths of a full scale, when the range of selecting for use is 500 grams, its composition error only is 0.25 gram, and measuring accuracy can bigger improve.Therefore, as long as select the electronics load cell of band foil gauge (or piezoelectric chip) of suitable range and the electronics Weighting Control instrument that matches to reach the purpose that improves measuring accuracy and reaction velocity.
(2) the electronics load cell is when check weighing, subtle fine motion journey is only arranged, main modal transformation by weight in grams number and voltage millivolt transmits the weight change signal, there is not mechanical action, entire reaction is all finished in moment, (the check weighing speed of common electronics Weighting Control instrument all is optional in the scope of 1-500Hz and the measuring speed of electronics Weighting Control instrument is fast, when selection speed=10Hz, the check weighing time only is 0.1 second), thereby short, the fireballing requirement of Measuring Time when adopting above-mentioned electronics check weighing to adapt to high productivity.
(3) because when check weighing, the electronics load cell has subtle micro-deformation, even adopt rotation ball bearing or linear ball bearing as friction pair, still can produce friction force greater than 0.5 gram, for this reason, the utility model specialized designs with the double-pole mouth balance-type type electronics weight-measuring device of the edge of a knife as revolute pair, the check weighing carriage is rotationally connected with the suspend V-arrangement edge of a knife support slot on end and fulcrum edge of a knife seat top of electronics load cell respectively by the check weighing edge of a knife and the fulcrum edge of a knife, therefore significantly reduced the rotation contact area, make the friction force that produces when rotating almost nil, thereby improved the sensitivity of check weighing precision and reaction greatly.
In the utility model technique scheme, described electronics load cell can adopt the sensing foil gauge, and an end of sensing foil gauge is fixedlyed connected with firm banking, and the other end suspends, and described V-arrangement edge of a knife support slot is located at the end top that suspends.Described electronics load cell also can adopt piezoelectric chip, and V-arrangement edge of a knife support slot is located at piezoelectric chip top.
For the electronics load cell preload before the suitable minimizing check weighing, to improve the sensitivity of check weighing precision and reaction, the utility model technique scheme has also been done following improvement: promptly also be connected with the balance stem that is in check weighing edge of a knife opposite side on described fulcrum edge of a knife top, be connected with counterbalance weight on the balance stem.The counterbalance weight of selecting as required to be fit to weight for the ease of the user is connected with balance stem, and adjusts the arm of force as required, and described counterbalance weight and balance stem preferably releasable connection and the lengthwise location of counterbalance weight on balance stem are adjustable.Because the opposite side at the fulcrum edge of a knife is provided with counterbalance weight, therefore can make the form of check weighing process near the balance check weighing.Before the check weighing, by adjusting the weight and the link position of counterbalance weight, pre-loaded load on the electronics load cell is suitably reduced earlier, promptly reduce the predeformation amount of sensor, precision when helping improving check weighing like this and reaction sensitivity.
In addition, because when dynamically weighting, article are to move the edge that (rolling) contacts the check weighing carriage gradually continuously, are rigidly connecting when touching the edge, and there is an offset distance at the center of gravity of article and check weighing carriage center, and check weighing has error.In order to address this problem, the utility model technique scheme has also been done following improvement: described guide rail is connected with the check weighing guide plate in the stationkeeping near its detection zone breach, the front side board of check weighing guide plate tilts to extend downward the check weighing center near the check weighing carriage forward and gradually, and the check weighing guide plate makes article break away from the top, check weighing center that the check weighing guide plate just in time tumbles the check weighing carriage afterwards with being connected of check weighing carriage.Because article touch the check weighing guide plate when mobile earlier on guide rail, and break away from the center that article are just directly fallen the check weighing carriage behind the check weighing guide plate, therefore can guarantee the check weighing numerical stability.
Description of drawings
Fig. 1 is the total structure synoptic diagram of a certain level grading plant in the continuous automatic grader of the applied egg product of the utility model.
Fig. 2 is the A-A cut-open view (ratio of this figure has suitable amplification than Fig. 1) of Fig. 1.
Fig. 3 is the B-B cut-open view (ratio of this figure has suitable amplification than Fig. 1) of Fig. 1.
Fig. 4 is the utility model double-pole mouth balance-type type electronic Dynamic weight-measuring device synoptic diagram, is illustrated as the enlarged diagram of weight-measuring device part among Fig. 1, has omitted the electronics Weighting Control instrument that is connected output with the electronics load cell among the figure.
Fig. 5 is the check weighing guide plate enlarged diagram among Fig. 4.
Number in the figure explanation: 1, guide rail, 2, conveying device, 3, the check weighing carriage, 4, the electronics load cell, 5, electronics Weighting Control instrument, 6, fulcrum edge of a knife seat, 7, firm banking, 8, V-arrangement edge of a knife support slot, 9, V-arrangement edge of a knife support slot, 10, the check weighing edge of a knife, 11, rotate pole, 12, the fulcrum edge of a knife, 13, balance stem, 14, counterbalance weight, 15, nut assembly, 16, the check weighing guide plate, 17, the front side board of check weighing guide plate, 18, the whereabouts carriage, 19, egg product.
Embodiment
Below in conjunction with specification drawings and specific embodiments the utility model content is elaborated:
As Fig. 1-Figure 5 shows that a kind of double-pole mouth balance-type type electronic Dynamic weight-measuring device embodiment that the utility model provides, it is mainly used in the egg product classification check weighing in the continuous automatic grader of egg product.Fig. 1 is the part-structure of the continuous automatic grader of egg product, comprise guide rail 1 among the figure, be used to drive the conveying device 2 that article advance and be arranged at grading plant in a certain heavyweight stepped zone of guide rail (when specifically implementing on guide rail, can in the different length zone of guide rail, multi-level grading device be set according to the Different Weight grade according to user's needs; Guide rail among the figure is divided into the left and right sides, article bottom, conveying device is made up of the carrier chain of guide rail bottom and the fin that is connected with carrier chain), this grading plant comprises along the article working direction and is successively set on weight-measuring device and whereabouts control device on the guide rail, weight detecting district at guide rail is provided with breach, and weight-measuring device comprises to be located in the detection breach and check weighing carriage 3 that can move up and down in this breach and the check weighing instrument that is connected with the check weighing carriage; The whereabouts control device comprises to be located at the whereabouts carriage 18 in the corresponding breach of settling in an area down of guide rail and to be used to drive the controller that this carriage moves up and down, this controller is subjected to the output signal control of check weighing instrument and the carriage that causes to fall and break moves down or keep motionless, when the check weighing instrument records article on the check weighing carriage and meets or exceeds setting weight at the corresponding levels, the controller carriage that causes to fall and break moves down and allows the article of its upper support fall, when the check weighing instrument records article on the check weighing carriage and does not reach setting weight at the corresponding levels, the whereabouts carriage keeps motionless and allows the article of its upper support settle in an area under at the corresponding levels, continues reach.
Improved being characterised in that of the relative prior art of the utility model (as depicted in figs. 1 and 2): described check weighing instrument comprises electronics load cell 4, the electronics Weighting Control instrument 5 that is connected with the signal output part of electronics load cell and the fulcrum edge of a knife seat 6 of being located at check weighing carriage below, electronics Weighting Control instrument is provided with signal output part, and this signal output part is connected with the control device (comprising PLC and the controller that is used for controlling whereabouts carriage action) that is used for controlling through this next step action of detection zone article; The top of electronics load cell and fulcrum edge of a knife seat is provided with V-arrangement edge of a knife support slot 8 and 9 respectively; The bottom of check weighing carriage is provided with the check weighing edge of a knife 10 of back taper, the edge of a knife top of check weighing carriage bottom also is connected with horizontal rotation pole 11, the other end bottom of rotating pole is provided with the fulcrum edge of a knife 12 of back taper, and the check weighing edge of a knife and the fulcrum edge of a knife are supported in respectively in the V-arrangement edge of a knife support slot on electronics load cell and fulcrum edge of a knife seat top.
As shown in Figure 1 and Figure 4, described electronics load cell can adopt the sensing foil gauge, and an end of sensing foil gauge is fixedlyed connected with firm banking 7, and the other end suspends, and described V-arrangement edge of a knife support slot 8 is located at the end top that suspends.
In order to ensure the stability that supports, suspend end and fulcrum edge of a knife seat top of described sensing foil gauge respectively is provided with a pair of V-arrangement edge of a knife support slot, and every pair of V-arrangement edge of a knife support slot correspondence respectively is located at the both sides of the check weighing edge of a knife or fulcrum edge of a knife length direction.
Certainly, described electronics load cell also can adopt piezoelectric chip, and V-arrangement edge of a knife support slot 8 is located at piezoelectric chip top.
Described fulcrum edge of a knife top also is connected with the balance stem 13 that is in check weighing edge of a knife opposite side, is connected with counterbalance weight 14 on the balance stem.
Described counterbalance weight and balance stem preferably releasable connection and the lengthwise location of counterbalance weight on balance stem are adjustable.Counterbalance weight among Fig. 1 and Fig. 2 is placed on the balance stem periphery by the perforation at its middle part, and the balance stem outer end also is connected with the nut assembly 15 that is used to lock the counterbalance weight link position.Certainly, counterbalance weight of the present utility model and balance stem are not limited to above-mentioned connected mode, in the specific implementation, being connected of counterbalance weight and balance stem also can be adopted existing disclosed various removable and length-adjustable connected mode, for example a plurality of hooks are set in the balance stem outer end, counterbalance weight connects with different hooks by the hook mode, perhaps other various connected modes.The user also can connect the counterbalance weight of Different Weight according to the requirement of different stage check weighing on balance stem.
Described guide rail is connected with check weighing guide plate 16 in the stationkeeping near its detection zone breach, the front side board 17 of check weighing guide plate tilts to extend downward the check weighing center near the check weighing carriage forward and gradually, and the check weighing guide plate makes article break away from the top, check weighing center that the check weighing guide plate just in time tumbles the check weighing carriage afterwards with being connected of check weighing carriage.
The principle of work of the utility model the foregoing description is described as follows: conveying device drives article and constantly advances along guide rail.When article are in the stepped zone of a certain weight grade, article arrive earlier and stress the carriage top, the check weighing carriage is given the electronics load cell with its article weight transfer of bearing, the electronics load cell is transformed into millivolt with detected weight and exports to electronics Weighting Control instrument, and the millivolt that electronics Weighting Control instrument will be imported again is transformed into weight.When electronics Weighting Control instrument records Item Weight and meets or exceeds setting value, the output of the transistor turns of electronics Weighting Control instrument, the electromagnetism gate of instruction control unit action after the PLC circuit acquired signal, the carriage that causes to fall and break moves down and the egg that falls.When the egg product weight that records when electronics Weighting Control instrument does not reach setting value, the not conducting of transistor of electronics Weighting Control instrument, no signal output, the carriage that therefore falls is motionless, and egg product continues reach from whereabouts carriage top process.The weight that also can show egg product on the electronics Weighting Control instrument by instrument is convenient to operating personnel and is observed and adjust.
The measured article of the utility model are not limited to egg product, also can be bulb, ball etc. with the egg product shape similar or similar article.Purposes of the present utility model also is not limited to the classification (according to weight) automatically continuously to article, can be the weight that is used for measuring article separately also, or be used for the device that other need decide next step action according to measured value.
Claims (8)
1. double-pole mouth balance-type type electronic Dynamic weight-measuring device, it comprises guide rail (1) and be used to drive the conveying device (2) that article advance on guide rail, weight detecting district at guide rail is provided with breach, be provided with the check weighing carriage (3) that can in breach, move up and down in the breach, the check weighing carriage is connected with the check weighing instrument, it is characterized in that: described check weighing instrument comprises the electronics load cell (4) of being located at check weighing carriage below, the electronics Weighting Control instrument (5) that is connected with the signal output part of electronics load cell, and fulcrum edge of a knife seat (6), electronics Weighting Control instrument is provided with signal output part, and this signal output part is connected with the control device that is used for controlling through this next step action of detection zone article; The top of electronics load cell and fulcrum edge of a knife seat is provided with V-arrangement edge of a knife support slot (8,9) respectively; The bottom of check weighing carriage is provided with the check weighing edge of a knife (10) of back taper, the edge of a knife top of check weighing carriage bottom also is connected with horizontal rotation pole (11), the other end bottom of rotating pole is provided with the fulcrum edge of a knife (12) of back taper, and the check weighing edge of a knife and the fulcrum edge of a knife are supported in respectively in the V-arrangement edge of a knife support slot on electronics load cell and fulcrum edge of a knife seat top.
2. double-pole mouth balance-type type electronic Dynamic weight-measuring device according to claim 1, it is characterized in that: described electronics load cell adopts the sensing foil gauge, one end of sensing foil gauge is fixedlyed connected with firm banking (7), the other end suspends, and described V-arrangement edge of a knife support slot (8) is located at the end top that suspends.
3. double-pole mouth balance-type type electronic Dynamic weight-measuring device according to claim 2, it is characterized in that: suspend end and fulcrum edge of a knife seat top of described sensing foil gauge respectively is provided with a pair of V-arrangement edge of a knife support slot, and every pair of V-arrangement edge of a knife support slot correspondence respectively is located at the both sides of the check weighing edge of a knife or fulcrum edge of a knife length direction.
4. double-pole mouth balance-type type electronic Dynamic weight-measuring device according to claim 1 is characterized in that: the electronics load cell adopts piezoelectric chip, and V-arrangement edge of a knife support slot (8) is located at piezoelectric chip top.
5. according to each described double-pole mouth balance-type type electronic Dynamic weight-measuring device among the claim 1-4, it is characterized in that: described fulcrum edge of a knife top also is connected with the balance stem (13) that is in check weighing edge of a knife opposite side, is connected with counterbalance weight (14) on the balance stem.
6. double-pole mouth balance-type type electronic Dynamic weight-measuring device according to claim 5, it is characterized in that: described counterbalance weight and balance stem releasable connection and the lengthwise location of counterbalance weight on balance stem are adjustable.
7. double-pole mouth balance-type type electronic Dynamic weight-measuring device according to claim 6, it is characterized in that: described counterbalance weight is placed on the balance stem periphery by the perforation at its middle part, and the balance stem outer end also is connected with the nut assembly (15) that is used to lock the counterbalance weight link position.
8. according to each described double-pole mouth balance-type type electronic Dynamic weight-measuring device among the claim 1-4, it is characterized in that: described guide rail is connected with check weighing guide plate (16) in the stationkeeping near its detection zone breach, the front side board of check weighing guide plate (17) tilts to extend downward the check weighing center near the check weighing carriage forward and gradually, and the check weighing guide plate makes article break away from the top, check weighing center that the check weighing guide plate just in time tumbles the check weighing carriage afterwards with being connected of check weighing carriage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201011200U CN201149515Y (en) | 2008-01-11 | 2008-01-11 | Double knife-edges balance type electron dynamic weight-measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201011200U CN201149515Y (en) | 2008-01-11 | 2008-01-11 | Double knife-edges balance type electron dynamic weight-measuring device |
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| CN201149515Y true CN201149515Y (en) | 2008-11-12 |
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| CNU2008201011200U Expired - Fee Related CN201149515Y (en) | 2008-01-11 | 2008-01-11 | Double knife-edges balance type electron dynamic weight-measuring device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101849514A (en) * | 2010-04-30 | 2010-10-06 | 江苏大学 | Poultry egg detection method and device in automatic grading assembly line of poultry eggs |
| CN102506978A (en) * | 2011-10-24 | 2012-06-20 | 北京航天计量测试技术研究所 | Force follow-up transmission device |
| CN103444594A (en) * | 2013-09-02 | 2013-12-18 | 深圳市振野蛋品机械设备有限公司 | Egg product sorting machine provided with egg conveying board with rectangular motion curve |
| CN104180992A (en) * | 2014-09-18 | 2014-12-03 | 天津电气科学研究院有限公司 | Measuring method for vertical type hydrostatic bearing sensitivity |
| CN104396798A (en) * | 2014-11-24 | 2015-03-11 | 福州闽台机械有限公司 | Rolling type egg weighing device |
-
2008
- 2008-01-11 CN CNU2008201011200U patent/CN201149515Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101849514A (en) * | 2010-04-30 | 2010-10-06 | 江苏大学 | Poultry egg detection method and device in automatic grading assembly line of poultry eggs |
| CN102506978A (en) * | 2011-10-24 | 2012-06-20 | 北京航天计量测试技术研究所 | Force follow-up transmission device |
| CN103444594A (en) * | 2013-09-02 | 2013-12-18 | 深圳市振野蛋品机械设备有限公司 | Egg product sorting machine provided with egg conveying board with rectangular motion curve |
| CN104180992A (en) * | 2014-09-18 | 2014-12-03 | 天津电气科学研究院有限公司 | Measuring method for vertical type hydrostatic bearing sensitivity |
| CN104180992B (en) * | 2014-09-18 | 2016-08-24 | 天津电气科学研究院有限公司 | A kind of measuring method of vertical hydrostatic bearing sensitivity |
| CN104396798A (en) * | 2014-11-24 | 2015-03-11 | 福州闽台机械有限公司 | Rolling type egg weighing device |
| CN104396798B (en) * | 2014-11-24 | 2016-08-17 | 福州闽台机械有限公司 | The roller weighing device of fowl egg |
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| C14 | Grant of patent or utility model | ||
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| C56 | Change in the name or address of the patentee |
Owner name: FUZHOU MINTAI MACHINERY CO., LTD. Free format text: FORMER NAME: FUZHOU MINTAI FARM PRODUCE EQUIPMENT CO., LTD. |
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| CP03 | Change of name, title or address |
Address after: No. 861, Lantau Road, Fu Wan Park, Jinshan Industrial Zone, Fujian, Fuzhou: 350026 Patentee after: Fuzhou Min-Tai Machinery Co., Ltd. Address before: No. 861, Lantau Road, Fu Wan Park, Jinshan Industrial Zone, Fujian, Fuzhou: 350026 Patentee before: Fuzhou Mintai farm-product Equipment Co., Ltd. |
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| ASS | Succession or assignment of patent right |
Owner name: FUJIAN GUANGYANG EGG INDUSTRY CO., LTD Free format text: FORMER OWNER: FUZHOU MIN-TAI MACHINERY CO., LTD. Effective date: 20130129 |
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Free format text: CORRECT: ADDRESS; FROM: 350026 FUZHOU, FUJIAN PROVINCE TO: 350303 FUZHOU, FUJIAN PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20130129 Address after: 350303 Hongxing Village, mirror Town, Fuqing, Fujian Patentee after: Fujian Guangyang Egg Industry Co., Ltd Address before: 350026, No. 861, Lantau Road, Fu Wan Park, Jinshan Industrial Zone, Fujian, Fuzhou Patentee before: Fuzhou Min-Tai Machinery Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081112 Termination date: 20160111 |