CN208672130U - A kind of Standard Machine - Google Patents

A kind of Standard Machine Download PDF

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Publication number
CN208672130U
CN208672130U CN201821095449.0U CN201821095449U CN208672130U CN 208672130 U CN208672130 U CN 208672130U CN 201821095449 U CN201821095449 U CN 201821095449U CN 208672130 U CN208672130 U CN 208672130U
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China
Prior art keywords
counterweight
compensation weight
sunpender
main counterweight
center
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CN201821095449.0U
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Chinese (zh)
Inventor
黄振江
郑培亮
孙子文
陈明华
黄钢
陶泽成
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GUANGDONG INSTITUTE OF METROLOGY
Kunshan Innovation Testing Instruments Co Ltd
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GUANGDONG INSTITUTE OF METROLOGY
Kunshan Innovation Testing Instruments Co Ltd
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Priority to CN201821095449.0U priority Critical patent/CN208672130U/en
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Abstract

The utility model discloses a kind of Standard Machine, the rack including fixed setting;The horizontal table that is slidably connected in the rack, and can slide along the vertical direction, the upper surface of the horizontal table are equipped with the first fixed device;It is fixed in the rack, and is located at the second fixed device above the horizontal table, test specimen is mounted on the described first fixed device and the second fixed device;It is fixed on the center sunpender of the horizontal table bottom, the center sunpender is used for the load of main counterweight, and the quality of the main counterweight is M;The quality of the compensation weight is Δ, and Δ meets:Main counterweight and compensation weight is arranged in the utility model, when Standard Machine is used as weighing sensor measurement standard machine, it only needs to load main counterweight, when needing to use as force standard machines, using the combination of corresponding compensation weight and main counterweight, the utility model solves the problems, such as to encounter in the prior art.

Description

A kind of Standard Machine
Technical field
The utility model relates to a kind of Standard Machines.
Background technique
With the development of sensor manufacturing techniques, more accurate, stable, reliable Standard Machine is needed to carry out sensor Detection, Standard Machine relies primarily on the load of counterweight, unloading comes to sensor applied force, and the range of Standard Machine force value is mainly by counterweight Quality and quantity determine.
Chinese patent document (CN201444098U) discloses a kind of lever Standard Machine, including host, lever, loading unit Divide, automatically controlled, computer system, which is characterized in that three sets of reinforcing reversers, middle reverser top dress are in series among the host There is centring means, guide plate is housed on centring means, idler wheel is housed at the top of host, middle reverse phase is housed on the basis of king bolt on the right side of host Device follower, middle reverser follower are linked by transmission parts and middle reverser guide plate, and the lever is placed in host Top, lever right end connect loading section, and loading section includes creep device, loading frame and poise system, creep device dress In measuring right end on loading frame, the center-pole of loading frame is connected with lever, and tested sensor, poise system are installed in middle part It is placed in below loading frame.It realizes the application to sensor difference power to be measured by the counterweight of load different quality and quantity.
Dynamometer in the prior art at least has the following deficiencies: counterweight on Standard Machine or is according to Mass Calculation Or be to be calculated according to power, lack it is a kind of be used as weighing sensor measurement standard machine to use simultaneously, also can be used as Newton force The Standard Machine that Standard Machine uses.
Utility model content
The purpose of this utility model is to provide one kind to use simultaneously as weighing sensor measurement standard machine, can also The Standard Machine used as newton force standard machines.
For this purpose, the utility model uses following technical scheme:
A kind of Standard Machine, including
The rack of fixed setting;
The horizontal table that is slidably connected in the rack, and can slide along the vertical direction, the horizontal table Upper surface be equipped with the first fixed device;
It is fixed in the rack, and is located at the second fixed device above the horizontal table, test specimen is mounted on institute It states on the first fixed device and the second fixed device;
It is fixed on the center sunpender of the horizontal table bottom, the center sunpender is used for the load of main counterweight, described The quality of main counterweight is M (unit: kg) or N*M, and wherein N and M is positive integer;
It is characterized in that, further including counterweight compensation mechanism, which includes at least one for loading in institute The quality of the center sunpender of the stating perhaps compensation weight compensation weight on the horizontal table be Δ (unit: kg) or N* Δ, and meet:Wherein g (unit: m/s2) it is acceleration of gravity.
As a further improvement of the utility model,
At least partly described main counterweight is provided with its center of gravity, and aperture is greater than the first of the center sunpender outer diameter and leads to Hole, the center sunpender pass through the first through hole;
At least partly described compensation weight is provided with its center of gravity, and aperture is greater than the second of the center sunpender outer diameter Through-hole, the center sunpender pass through second through-hole;
Whether the gravity for controlling the main counterweight or compensation weight loads the regulating device in the center sunpender.
It as a further improvement of the utility model, further include the auxiliary rod for being fixed on the horizontal table bottom, The auxiliary rod is vertically arranged and is symmetrical arranged along center sunpender, and the auxiliary rod is at least partly described The carry of compensation weight.
As a further improvement of the utility model, the regulating device at least provided with:
The first washer being fixed on the center sunpender and/or auxiliary rod, first washer can limit described First through hole and the second through-hole extend there through, and first washer is provided with several, and each first washer respectively corresponds It is disposed therein the underface of the main counterweight or compensation weight.
The regulating device is the first elevating mechanism, bottom and the master as a further improvement of the utility model, Counterweight or compensation weight contact, and for driving its lifting.
As a further improvement of the utility model,
It further include connecting for adjacent main counterweight or the adjacent compensation weight to be concatenated into the first of the first counterweight group Connection mechanism, first bindiny mechanism can stretch in vertical direction;
The main weight for limiting top in the first counterweight group is provided on the center sunpender and/or auxiliary rod The second washer that code or compensation weight extend there through;
In the first counterweight group, the main counterweight or compensation weight of bottommost are fixedly connected with for driving its liter Second elevating mechanism of drop.
As a further improvement of the utility model,
It further include connecting for adjacent main counterweight or the adjacent compensation weight to be concatenated into the second of the second counterweight group Connection mechanism, second connection structure can stretch in vertical direction;
The main weight for limiting bottommost in the second counterweight group is provided on the center sunpender and/or auxiliary rod The third washer that code or compensation weight extend there through;
In the second counterweight group, the main counterweight or compensation weight of top are fixedly connected with for driving its liter The third elevating mechanism of drop.
As a further improvement of the utility model,
Horizontal upper bed-plate is further fixedly arranged in the rack, the upper bed-plate is equipped with the receiving center sunpender and wears The opening crossed;
The center sunpender is equipped with the first branch and the second branch being located above and below the upper bed-plate;
The main counterweight is arranged in second branch, and the compensation weight is arranged in first branch.
The beneficial effects of the utility model are that main counterweight and compensation weight is arranged in the utility model, in Standard Machine as title Sensor measurement standard machine is retransmitted in use, only need to load main counterweight, when need as force standard machines in use, using pair The combination of the compensation weight and main counterweight answered, the utility model solve the problems, such as to encounter in the prior art.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the partial enlarged view of compensation mechanism in Fig. 1;
In figure: 2- rack;4- horizontal table;6- first fixes device;8- second fixes device;The center 10- sunpender; The main counterweight of 11-;14- compensation weight;The first washer of 18-;The second washer of 22-;The second bindiny mechanism of 23-;24- upper bed-plate;26- is auxiliary Help sunpender.
Specific embodiment
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
As shown in Fig. 1 to 2, the utility model includes the rack 2 of fixed setting;
The horizontal table 4 that is slidably connected in the rack 2, and can slide along the vertical direction, the horizontal operation The upper surface of platform 4 is equipped with the first fixed device 6;
It is fixed in the rack 2, and is located at the second fixed device 8 of 4 top of horizontal table, test specimen is mounted on On described first fixed device 6 and the second fixed device 8;
It is fixed on the center sunpender 10 of 4 bottom of horizontal table, the center sunpender 10 adds for main counterweight 11 It carries, the quality of the main counterweight 11 is M (unit: kg) or N*M, and wherein N and M is positive integer;
It is characterized in that, further including counterweight compensation mechanism, which includes at least one for loading in institute State the compensation weight 14 on center sunpender 10 or the horizontal table 4, the quality of the compensation weight 14 be Δ (unit: Kg) or N* Δ, and meet:Wherein g (unit: m/s2) it is acceleration of gravity.
As a further improvement of the utility model,
At least partly described main counterweight 11 is provided with its center of gravity, and aperture is greater than 10 outer diameter of center sunpender First through hole, the center sunpender 10 pass through the first through hole;
At least partly described compensation weight is provided with its center of gravity, and aperture is greater than 10 outer diameter of center sunpender Second through-hole, the center sunpender 10 pass through second through-hole;
Whether the gravity for controlling the main counterweight 11 or compensation weight loads the adjusting in the center sunpender 10 Device.
It as a further improvement of the utility model, further include the auxiliary rod for being fixed on 4 bottom of horizontal table 26, the auxiliary rod 26 is vertically arranged and is symmetrical arranged along center sunpender 10, and the auxiliary rod 26 is for extremely The carry of compensation weight described in small part.
As a further improvement of the utility model, the regulating device at least provided with:
The first washer 18 being fixed on the center sunpender 10 and/or auxiliary rod 26, first washer 18 can It limiting the first through hole and the second through-hole extends there through, first washer 18 is provided with several, and each described first grade Piece 18 respectively corresponds the underface for being disposed therein the main counterweight 11 or compensation weight.
The regulating device is the first elevating mechanism, bottom and the master as a further improvement of the utility model, Counterweight 11 or compensation weight contact, and for driving its lifting.
As a further improvement of the utility model,
It further include for adjacent main counterweight 11 or the adjacent compensation weight to be concatenated into the first of the first counterweight group Bindiny mechanism, first bindiny mechanism can stretch in vertical direction;
It is provided on the center sunpender 10 and/or auxiliary rod 26 for limiting top in the first counterweight group The second washer that main counterweight 11 or compensation weight extend there through;
In the first counterweight group, the main counterweight 11 or compensation weight of bottommost are fixedly connected with for driving it Second elevating mechanism of lifting.
As a further improvement of the utility model,
It further include for adjacent main counterweight 11 or the adjacent compensation weight to be concatenated into the second of the second counterweight group Bindiny mechanism, second connection structure can stretch in vertical direction;
It is provided on the center sunpender 10 and/or auxiliary rod 26 for limiting bottommost in the second counterweight group The third washer that main counterweight 11 or compensation weight extend there through;
In the second counterweight group, the main counterweight 11 or compensation weight of top are fixedly connected with for driving it The third elevating mechanism of lifting.
As a further improvement of the utility model,
Horizontal upper bed-plate 24 is further fixedly arranged in the rack 2, the upper bed-plate 24, which is equipped with, accommodates the center The opening that sunpender 10 passes through;
The center sunpender 10 is equipped with the first branch and the second branch being located above and below the upper bed-plate 24;
The main counterweight 11 is arranged in second branch, and the compensation weight is arranged in first branch.
The concrete principle of the utility model:
(1) measuring principle:
I. it is used as weighing sensor measurement standard machine in use, need to only load main counterweight 11 on center sunpender 10, The corresponding corresponding weight of each main counterweight 11, is superimposed by multiple counterweights, realizes the load of the majority value, if you need to the weight of load For 50kg, weight corresponding to each main counterweight 11 is 10kg, then needs to load the main weight of 5 above-mentioned 10kg on center sunpender 10 Code 11;
Ii. force standard machines are used as in use, need while loading main counterweight 11 and compensation weight 14, each block compensation counterweight 14 one piece of main counterweight 11 of corresponding compensation, the quality of compensation weight 14 meet formula:That is the main counterweight of 10kg 11 (and it is considered as g=9.8m/s2, the actually value of acceleration of gravity is local standard value),When needing to load the power of 200N, need to load 2 The main counterweight 11 of block, while loading 2 block compensation counterweights 14, it may be assumed that
(2) load of counterweight:
I. test specimen is loaded between the first fixed device 6 and the second fixed device 8, when loading main counterweight 11, by test specimen It tenses;
Ii. the method for main counterweight 11 is loaded on center sunpender 10: under normal circumstances, by the first elevating mechanism by main weight Code 11 is held up, at this point, main counterweight 11 and the first washer 18 are contactless, the power of main counterweight 11 is not loaded on center sunpender 10, when When first elevating mechanism declines, main counterweight 11 is fallen on the first washer 18, and the gravitational load of main counterweight 11 is on center sunpender 10;
Iii. compensation weight 14 is loaded on center sunpender 10: being had on the centrally disposed sunpender 10 of part compensation weight 14, Its principle is identical as the loading method of main counterweight 11;
Iv. part compensation weight 14 is arranged on auxiliary rod 26, and is concatenated into the by telescopic first connector One counterweight group, second flap is arranged on auxiliary rod 26, and the second block is used to limit the compensation weight of most the first counterweight group top Code 14 passes through, and when compensation weight 14 loads, by the elevating movement of the second elevating mechanism of the first counterweight group bottom, makes to pass through The gravitational load of other compensation weights 14 of the first connector carry on top compensation weight 14 on auxiliary rod 26, and The gravity of other compensation weights 14 by the support of the second elevating mechanism is not involved in counterweight in the second Sheng Jia mechanism;
V. the setting of part compensation weight 14 is concatenated into second on auxiliary rod 26, and through telescopic second connector Third baffle is arranged on auxiliary rod 26 for counterweight group, and third block is used to limit passing through for the counterweight of the second counterweight group lowest part, When compensation weight 14 loads, by the elevating movement of the third elevating mechanism at the top of the second counterweight group, part compensation weight 14 Gravity is applied to third gear on piece, participates in counterweight, part compensation weight 14 under the action of third elevating mechanism carry in third On elevating mechanism, it is not involved in counterweight;
Vi. on the centrally disposed sunpender 10 of part compensation weight 14, principle is identical as the loading method of main counterweight 11.
Technical principle of the utility model has been described above with reference to specific embodiments.These descriptions are intended merely to explain this reality With novel principle, and it cannot be construed to the limitation to scope of protection of the utility model in any way.Based on the explanation herein, Those skilled in the art, which does not need to pay for creative labor, can associate with other specific implementation modes of this utility model, These modes are fallen within the protection scope of the utility model.

Claims (8)

1. a kind of Standard Machine, including
The rack (2) of fixed setting;
The horizontal table (4) that is slidably connected on the rack (2), and can slide along the vertical direction, the horizontal operation The upper surface of platform (4) is equipped with first fixed device (6);
It is fixed on the rack (2), and is located at second fixed device (8) above the horizontal table (4), test specimen installation On described first fixed device (6) and second fixed device (8);
It is fixed on the center sunpender (10) of the horizontal table (4) bottom, the center sunpender (10) is used for main counterweight (11) Load, the quality of the main counterweight (11) is M (unit: kg) or N*M, and wherein N and M is positive integer;
It is characterized in that, further include counterweight compensation mechanism, which includes at least one for loading in described Compensation weight (14) on heart sunpender (10) or the horizontal table (4), the quality of the compensation weight (14) are that Δ is (single Position: kg) or N* Δ, and meet:Wherein g (unit: m/s2) it is acceleration of gravity.
2. a kind of Standard Machine according to claim 1, which is characterized in that
At least partly described main counterweight (11) is provided with its center of gravity, and aperture is greater than the of center sunpender (10) outer diameter One through-hole, the center sunpender (10) pass through the first through hole;
At least partly described compensation weight (14) is provided with its center of gravity, and aperture is greater than center sunpender (10) outer diameter Second through-hole, the center sunpender (10) pass through second through-hole;
Whether the gravity for controlling the main counterweight (11) or compensation weight (14) loads in the center sunpender (10) Regulating device.
3. a kind of Standard Machine according to claim 2, which is characterized in that further include being fixed on the horizontal table (4) The auxiliary rod (26) of bottom, the auxiliary rod (26) is vertically arranged and is symmetrical arranged along the center sunpender (10), described Auxiliary rod (26) is used for the carry of at least partly described compensation weight (14).
4. a kind of Standard Machine according to claim 2, which is characterized in that the regulating device at least provided with:
The first washer (18) being fixed on the center sunpender (10) and/or auxiliary rod (26), first washer (18) The first through hole can be limited and the second through-hole extends there through, first washer (18) is provided with several, each described First washer (18) respectively corresponds the underface for being disposed therein the main counterweight (11) or compensation weight (14).
5. a kind of Standard Machine according to claim 2, which is characterized in that the regulating device is the first elevating mechanism, Bottom is contacted with the main counterweight (11) or compensation weight (14), and for driving its lifting.
6. a kind of Standard Machine according to claim 2, which is characterized in that
It further include for adjacent main counterweight (11) or the adjacent compensation weight (14) to be concatenated into the of the first counterweight group One bindiny mechanism, first bindiny mechanism can stretch in vertical direction;
It is provided on the center sunpender (10) and/or auxiliary rod (26) for limiting top in the first counterweight group The second washer (22) that main counterweight (11) or compensation weight (14) extend there through;
In the first counterweight group, the main counterweight (11) of bottommost or compensation weight (14) are fixedly connected with for driving Its second elevating mechanism gone up and down.
7. a kind of Standard Machine according to claim 2, which is characterized in that
It further include for adjacent main counterweight (11) or the adjacent compensation weight (14) to be concatenated into the of the second counterweight group Two bindiny mechanisms (23), second bindiny mechanism (23) can stretch in vertical direction;
It is provided on the center sunpender (10) and/or auxiliary rod (26) for limiting bottommost in the second counterweight group The third washer that main counterweight (11) or compensation weight (14) extend there through;
In the second counterweight group, the main counterweight (11) of top or compensation weight (14) are fixedly connected with for driving Its third elevating mechanism gone up and down.
8. a kind of Standard Machine according to one of claim 2-7, which is characterized in that
It is further fixedly arranged on horizontal upper bed-plate (24) on the rack (2), the upper bed-plate (24), which is equipped with, to be accommodated in described The opening that heart sunpender (10) passes through;
The center sunpender (10) is equipped with the first branch and the second branch being located above and below the upper bed-plate (24);
The main counterweight (11) is arranged in second branch, and the compensation weight (14) is arranged in first branch.
CN201821095449.0U 2018-07-11 2018-07-11 A kind of Standard Machine Active CN208672130U (en)

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Application Number Priority Date Filing Date Title
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Publications (1)

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CN208672130U true CN208672130U (en) 2019-03-29

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108760015A (en) * 2018-07-11 2018-11-06 广东省计量科学研究院 A kind of Standard Machine
WO2023051200A1 (en) * 2021-09-28 2023-04-06 无锡市检验检测认证研究院 Unequal-arm balance loading unit, weighbridge calibration device, and weighbridge calibration method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108760015A (en) * 2018-07-11 2018-11-06 广东省计量科学研究院 A kind of Standard Machine
WO2023051200A1 (en) * 2021-09-28 2023-04-06 无锡市检验检测认证研究院 Unequal-arm balance loading unit, weighbridge calibration device, and weighbridge calibration method

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