CN205664922U

CN205664922U - Weighing device

Info

Publication number: CN205664922U
Application number: CN201620546975.9U
Authority: CN
Inventors: 林灵锋
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-06-06
Filing date: 2016-06-06
Publication date: 2016-10-26
Anticipated expiration: 2026-06-06

Abstract

The utility model relates to a weighing device relates to the technical field that weighs. Need be to probably appearing the mistake among weigh staff's investment cost and the long -time weighing process of the staff that weighs for solving the supermarket that exists among the prior art, and then lead to the fact the technical problem of harmful effects and design supermarket and consumer. This weighing device includes weigh platform and receipt printer, and the platform of weighing is built -in to have pressure sensor, pressure switch and microprocessor, and the bench of weighing is installed the material object and is differentiateed the module, electricity connection between each component. The utility model discloses a need not weigh staff's operation is differentiateed the module identification type of merchandize of bench of weighing through the material object, and then is obtained commodity unit price and commodity total price to having solved and probably appearing the mistake in the staff operation of weighing, technical problem to supermarket and consumer lead to the fact harmful effects can also save the expense investment of supermarket to the staff that weighs in addition.

Description

A kind of weighing apparatus

Technical field

This utility model relates to a kind of weighing device, especially relates to a kind of weighing apparatus.

Background technology

Electronic weighing device, i.e. weighing apparatus, be that a kind of lever balance theory utilizing Hooke's law or power measures object matter The instrument of amount, mainly by load bearing system (such as the scale pan, weighing platform), power transmission converting system (such as lever transmission system, pressure sensing Device) and indicating value system (such as graduated disc, electronic display meter) three part composition.Weighing apparatus is widely used in the shopping environment such as supermarket In, for the important tool weighed when becoming supermarket vending articles, especially for grain, vegetable, confection etc. without claiming in advance During the merchandise sales of amount and packaging.

Weighing apparatus of the prior art is it is generally required to staff artificially distinguishes the type of merchandize being placed on weighing unit, so Rear selection corresponding commodity price, finally display of commodity total price on receipt.For such weighing apparatus, on the one hand, staff Misunderstanding owing to long operation there will be unavoidably, select the maloperations such as wrong commodity price, the total price making commodity is occurred by this Mistake, all can have undesirable effect supermarket and consumer；On the other hand, supermarket needs in link of weighing being responsible for weighing Staff carries out personnel's investment, increases the investment cost in supermarket.

Utility model content

The purpose of this utility model is to provide a kind of weighing apparatus, needs symmetry solving supermarket present in prior art Weight staff's investment cost and the long-time weighing process of weighing operation personnel are likely to occur mistake, and then to supermarket and disappear The technical problem that expense person has undesirable effect.

This utility model is a kind of weighing apparatus, and including weighing unit and receipt printer, described weighing unit is built-in with mutual electricity The pressure transducer connected and microprocessor, described receipt printer electrically connects with described microprocessor, and described weighing unit is pacified Equipped with discrimination module in kind, described discrimination module in kind electrically connects with described microprocessor；Described weighing unit is built-in with pressure and opens Closing, described pressure switch electrically connects with described pressure transducer and described discrimination module in kind respectively.

Further, described discrimination module in kind includes image capture module, image storage module and image processing module.

Further, described image capture module includes macroscopic view photographing module and microcosmic photographing module.

Further, a side of described weighing unit is fixedly connected with support, and described support is provided with can be with ambient light The illuminating lamp of line automatic regulating lightness, described discrimination module in kind is installed on the bracket.

Further, described support includes horizon bar and vertical bar, and described horizon bar is slidably connected on described vertical bar, Described discrimination module in kind is installed on described horizon bar.

Further, described weighing unit being removably connected with patch ticket device, described patch ticket device prints with described receipt Mechatronics.

Further, described patch ticket device includes bearing, the rotating shaft being rotationally connected with on described bearing and radially grafting Three mechanical arms in described rotating shaft, three described mechanical arms are uniformly distributed along the circumference of described rotating shaft.

Further, the side of described weighing unit is removably connected with strapper.

Further, described microprocessor is electrically connected with display.

Further, the upper surface of described weighing unit is set with commodity cog region.

This utility model provides a kind of weighing apparatus, including weighing unit, receipt printer and discrimination module in kind, wherein, claims Weight platform is built-in with pressure transducer, microprocessor and pressure switch.Wherein pressure transducer and pressure switch, microprocessor and Electrically connect between discrimination module in kind；Electrically connect between microprocessor with display.

When weighing before consumer will take weighing apparatus in the commodity chosen threading plastic bag, commodity are placed on title On weight platform, commodity produce pressure and then to the pressure transducer transmission signal being built in weighing unit to weighing unit.Pressure sensing After device receives signal, on the one hand by pressure signal transmission to pressure switch, pressure switch receives pressure signal startup material object and distinguishes Other module, discrimination module in kind distinguishes confirmation type of merchandize to the commodity being placed on weighing unit, it is then determined that corresponding business Product unit price signal, passes to microprocessor by corresponding commodity unit price signal；On the other hand, pressure transducer is by pressure signal transmission To microprocessor, pressure signal is converted into weight signal by microprocessor, and by weight signal and corresponding commodity unit price signal Reason obtains the total bivalent signal of commodity.Commodity weight signal, cargo price signal and the total bivalent signal of commodity are transmitted by last microprocessor To receipt printer, receipt printer is with will commodity weight information, cargo price information and commodity total price information print to little On ticket, receipt spreads out of from receipt printer, and receipt is pasted onto on commodity plastic bag by consumer, this completes relevant business The link of weighing of product.

I.e. consumer need not the assistance of weighing operation personnel just can be oneself to complete the link of weighing of commodity, weighing apparatus is also The operation that need not weighing operation personnel just can complete the identification to different commodity and weigh, thus solves weighing operation people Being likely to occur mistake in member's operation, the technical problem having undesirable effect supermarket and consumer, it can in addition contain save supermarket The expense of weighing operation personnel is invested.

Additionally, weighing apparatus is by arranging patch ticket device so that weighing apparatus more mechanization, reduce manual operation further； Strapper is set, makes consumer just can complete tying up the plastic bag containing commodity in weighing process in passing, need not be again Tie up plastic bag specially to fixing place, make the shopping of consumer weigh more convenient.

Accompanying drawing explanation

In order to be illustrated more clearly that this utility model detailed description of the invention or technical scheme of the prior art, below by right In detailed description of the invention or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that, describe below In accompanying drawing be embodiments more of the present utility model, for those of ordinary skill in the art, do not paying creativeness On the premise of work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.

The structural representation of the weighing apparatus that Fig. 1 provides for this utility model embodiment；

Fig. 2 is the workflow schematic diagram of weighing apparatus；

Fig. 3 is the workflow schematic diagram of discrimination module in kind.

Reference:

1-weighing unit 2-receipt printer 3-support

4-material object discrimination module 5-illuminating lamp 6-display

7-pastes ticket device 8-strapper 11-pressure transducer

12-pressure switch 13-microprocessor 14-commodity cog region

The vertical bar of 31-horizon bar 32-

41-image capture module 42-image storage module 43-image processing module

411-macroscopic view photographing module 412-microcosmic photographing module

71-bearing 72-rotating shaft 73-mechanical arm

Detailed description of the invention

Below in conjunction with accompanying drawing, the technical solution of the utility model is clearly and completely described, it is clear that described Embodiment is a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, this The every other embodiment that field those of ordinary skill is obtained under not making creative work premise, broadly falls into this practicality Novel protected scope.

In description of the present utility model, " " center ", " on ", D score, "left", "right", " perpendicular it should be noted that term Directly ", " level ", " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, be only Must have specific for the ease of describing this utility model and simplification description rather than instruction or the device of hint indication or element Orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " the One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.

In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace Dress ", should be interpreted broadly " being connected ", " connection ", for example, it may be fix connection, it is also possible to be to removably connect, or integratedly Connect；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Language concrete meaning in this utility model.

The present embodiment is a kind of weighing apparatus, as it is shown in figure 1, this weighing apparatus includes weighing unit 1 and receipt printer 2, weighs Platform 1 is built-in with the pressure transducer 11 and microprocessor 13 being electrically connected to each other, and receipt printer 2 electrically connects with microprocessor 13, Being provided with discrimination module 4 in kind on weighing unit 1, discrimination module 4 in kind electrically connects with microprocessor 13；Weighing unit 1 is built-in with pressure Power switch 12, pressure switch 12 electrically connects with pressure transducer 11 and discrimination module 4 in kind respectively.

This weighing apparatus includes weighing unit 1, receipt printer 2 and discrimination module 4 in kind, and wherein, weighing unit 1 is built-in with pressure Sensor 11, pressure switch 12 and microprocessor 13, electrically connect between each parts.Weighing unit 1 is mainly used in placing commodity；Receipt Printer 2 is used for printout display of commodity unit price, weight, the receipt of total price；Discrimination module 4 in kind is used for distinguishing commodity, really Recognize type of merchandize and determine commodity corresponding unit price signal；Pressure transducer 11 is responsible for receiving the commodity pressure to weighing unit 1 Signal；Pressure switch 12 controls the switch of discrimination module 4 in kind by the pressure signal received；Microprocessor 13 is responsible for pressure Signal is converted into weight signal, cargo price signal and weight signal is treated as the total bivalent signal of commodity etc..

The commodity chosen are put into when weighing before taking weighing apparatus in plastic bag by consumer, are placed on by commodity and weigh On platform 1, commodity produce pressure and then the pressure transducer 11 being built in weighing unit 1 are transmitted signal weighing unit 1.Such as Fig. 2 Shown in, in the present embodiment, after pressure transducer 11 receives signal, on the one hand by pressure signal transmission to pressure switch 12, pressure Switch 12 receives pressure signal and starts discrimination module 4 in kind, and the commodity being placed on weighing unit 1 are entered by discrimination module 4 in kind Row distinguishes confirmation type of merchandize, it is then determined that corresponding commodity unit price signal, and corresponding commodity unit price signal is passed to micro-process Device 13；On the other hand, pressure signal is changed by pressure transducer 11 by pressure signal transmission to microprocessor 13, microprocessor 13 Become weight signal, and weight signal and corresponding commodity unit price signal processing are obtained the total bivalent signal of commodity.Last microprocessor Commodity weight signal, cargo price signal and the total bivalent signal of commodity are passed to receipt printer 2 by 13, and receipt printer 2 is immediately Commodity weight information, cargo price information and commodity total price information are printed on receipt, and by receipt from receipt printer 2 Spreading out of, receipt is pasted onto on commodity plastic bag by consumer, this completes link of weighing dependent merchandise.

I.e. consumer need not the assistance of weighing operation personnel just can be oneself to complete the link that commodity are weighed, weighing apparatus is also The operation that need not weighing operation personnel just can complete the identification to different commodity and weigh, thus solves weighing operation people Member's operation is likely to occur mistake, the technical problem that supermarket and consumer are had undesirable effect, may be omitted with supermarket in addition The expense of weighing operation personnel is invested.

After having weighed, commodity are taken from weighing unit 1 by consumer, and weighing unit 1 upward pressure is zero, and pressure transducer 11 connects Can not receive pressure signal, pressure switch 12 closes discrimination module 4 in kind, and weighing apparatus is in holding state, waits next one consumption Person weighs.

Discrimination module 4 in kind includes image capture module 41, image storage module 42 and image processing module 43.Image is adopted Collection module 41 is mainly responsible for taking pictures the commodity being placed on weighing unit 1 taking figure；Image storage module 42 internal memory contains thing The commodity picture first set；Image processing module 43 internal memory contains corresponding cargo price signal, is mainly used in adopting image The commodity picture that the commodity photo that collection module 41 collects and image storage module 42 store contrasts, and confirms type of merchandize, And then determine cargo price signal.

After discrimination module 4 in kind starts, the commodity being placed on weighing unit 1 are taken pictures and are taken figure by image capture module 41, Then pictorial information passes to image processing module 43, and pictorial information is deposited by image processing module 43 with being previously stored in image Commodity picture in storage module 42 is analyzed successively, and commodity picture the highest for similarity is finally confirmed as business in kind Product, and then determine cargo price signal, complete to distinguish commodity confirmation, workflow such as Fig. 3 institute of discrimination module 4 in kind Show.Cargo price signal is passed to microprocessor 13 by image processing module 43 subsequently, and microprocessor 13 combines pressure transducer The pressure signal of 11 transmission, changes into the total bivalent signal of commodity by cargo price signal and pressure signal, and microprocessor 13 subsequently will Cargo price signal, commodity weight signal and the total bivalent signal of commodity pass to receipt printer 2, and receipt printer 2 is by relevant letter Breath prints on receipt.

Additionally, image storage module 42 can also turn over for being built-in with the image of translation software in kind (such as Baidu's material object translation) Translate module.The image capture module 41 commodity to being placed on weighing unit 1 carry out shooting and take figure, then in image interpretation module Translation software in kind carries out translation and identifies the commodity in picture, draws commodity signal, and is passed at image by commodity signal Reason module 43, image processing module 43 determines cargo price signal according to the commodity signal obtained, completes commodity are distinguished true Recognize.

As it is shown in figure 1, image capture module 41 can include macroscopic view photographing module 411 and microcosmic shooting mould in the present embodiment Block 412.Macroscopic view photographing module 411 is for taking figure to the color of commodity and profile, and microcosmic photographing module 412 is for commodity Little area epidermis take figure.Commodity being carried out both macro and micro and takes figure on both side, the precision making commodity picture is higher, by obtain Picture contrasts with the commodity picture being stored in image storage module 42, improves picture contrast precision, makes the figure of confirmation Sheet accuracy rate is higher, so that it is guaranteed that commodity price signal is accurate.

As it is shown in figure 1, the side at this weighing unit 1 can be fixedly connected with support 3, support 3 is provided with can be with ring The illuminating lamp 5 of environmental light automatic regulating lightness, discrimination module 4 in kind is arranged on support 3.The company of fixing in the side of weighing unit 1 Being connected to support 3, support 3 is used for carrying illuminating lamp 5 and discrimination module 4 in kind.Illuminating lamp 5 can be according to the difference of ambient light Regulating self brightness, thus it is moderate to ensure that the commodity being placed on weighing unit 1 are always at brightness in gathering image process Environment, it is possible to obtain the second best in quality image, thus avoid image capture module 41 to gather in image process quality by residing ring The impact of environmental light, and then avoid image processing module 43 below that the analysis identification of commodity is occurred mistake, affect commodity correct The output of price.

Concrete, as it is shown in figure 1, the support 3 in the present embodiment includes horizon bar 31 and vertical bar 32, horizon bar 31 slides Being connected on vertical bar 32, discrimination module 4 in kind is installed on horizon bar 31.Vertically the length of bar 32 determines material object and distinguishes mould The height of block 4, and then determine discrimination module 4 in kind the identification range and material object that are positioned over commodity on weighing unit 1 are distinguished Distance between module 4 and commodity.Horizon bar 31 is slidably connected with vertical bar 32, and horizon bar 31 can glide along vertical bar 32 Dynamic, for being placed on the commodity of different volumes on weighing unit 1, can be by discrimination module 4 in kind by sliding up and down horizon bar 31 It is adjusted to away from the suitable distance in commodity top, thus obtains the commodity image of better quality, support 3 can also be avoided simultaneously and claim The problem that when spacing of weight platform 1 immobilizes, large volume commodity cannot be weighed.

In order to receipt being attached to easily on commodity plastic bag, detachably can connect on weighing unit 1 in the present embodiment It is connected to paste ticket device 7, as it is shown in figure 1, patch ticket device 7 electrically connects with receipt printer 2.Weighing unit 1 is installed patch ticket device 7, after cargo price information, commodity weight information and commodity total price information are printed on receipt by receipt printer 2, will print The signal completed passes to paste ticket device 7, and patch ticket device 7 carries out the preparation receiving receipt, and receipt printer 2 is by printed little Ticket spreads out of, and on the bonding partially that receipt contacts with patch ticket device 7 to patch ticket device 7, receipt is transported to by next step to paste ticket device 7 At commodity plastic bag, consumer only need to press receipt makes receipt be pasted onto on commodity plastic bag.Commodity are taken away by consumer, Patch ticket device 7 resets, and waits weighing of next consumer.Patch ticket device 7 makes weighing apparatus more intelligent, and consumer pastes little Ticket is more convenient.

Concrete, as it is shown in figure 1, the present embodiment pastes ticket device 7 include bearing 71, turning of being rotationally connected with on bearing 71 Axle 72 and three mechanical arms 73 being radially plugged in rotating shaft 72, three mechanical arms 73 are uniformly distributed along the circumference of rotating shaft 72. When patch ticket device 7 is in initial position, the end of one of them mechanical arm 73 and ticket outlet lower plane are in same level, little Ticket printer 2 is drawn a bill complete, and receipt is in the top of this mechanical arm 73 after ticket outlet spreads out of, and viscous with the end of mechanical arm 73 Amplexiform tactile.Patch ticket device 7 electrically connects with receipt printer 2, and complete signal of drawing a bill is passed to paste ticket device by receipt printer 2 After 7, rotating shaft 72 rotates, mechanical arm 73 concomitant rotation, is delivered to by receipt at commodity plastic bag, and consumer only need to press receipt to be made little Ticket is pasted onto on commodity plastic bag.After consumer takes commodity away, patch ticket device 7 rotates, and makes next mechanical arm 73 be in Initial position, waits weighing of next consumer.

Strapper 8 can also be removably connected with, as shown in Figure 1 in the side of weighing unit 1.Strapper 8 be used for equipped with The plastic bag mouth of commodity is tied up, and strapper 8 is arranged on the side of weighing unit 1, and commodity are placed on weighing unit 1 by consumer On weigh before or after weighing, commodity need not be moved and just can complete commodity plastic bag mouth is tied up on strapper 8. Therefore, there is no need to consumer taken to by commodity specially and tie up commodity plastic bag at strapper 8, the operation reducing consumer is complicated Degree, also can reduce the waiting time of consumer.

In the present embodiment, microprocessor 13 is electrically connected with display 6, as shown in Figure 1.Display 6 is used for showing the business that weighs The unit price of product, weight and total price information.In weighing process, the commodity list that discrimination module 4 in kind is passed over by microprocessor 13 After bivalent signal and the commodity signal processing that determines, cargo price signal, commodity weight signal and the total bivalent signal of commodity are passed to Display 6, display 6 very first time display of commodity relevant information, now receipt printer 2 is also in duty.Consumer Can be correlated with at convenient verification commodity by checking that display 6 is checked oneself and bought the details of commodity in weighing process The purchase plan of oneself can also be more clearly from grasped while information.

Additionally, as it is shown in figure 1, commodity cog region 14 can be set with at the upper surface of weighing unit 1.Will when consumer weighs Commodity are placed in the commodity cog region 14 of setting, on the one hand, commodity can be made to be in discrimination module 4 in kind and gather commodity image Can be in acquisition range, it is ensured that the discrimination module 4 recognition and verification to type of merchandize in kind；On the other hand, pressure sensing can be made The more preferable sensed pressure of device 11, it is ensured that commodity weight accurate.And then may insure that the accurate of subsequent article total price.

Last it is noted that various embodiments above is only in order to illustrate the technical solution of the utility model, rather than it is limited System；Although being described in detail this utility model with reference to foregoing embodiments, those of ordinary skill in the art should Understand: the technical scheme described in foregoing embodiments still can be modified by it, or to the most some or all of Technical characteristic carries out equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from this practicality new The scope of type each embodiment technical scheme.

Claims

1. a weighing apparatus, including weighing unit (1) and receipt printer (2), described weighing unit (1) is built-in with and is electrically connected to each other Pressure transducer (11) and microprocessor (13), described receipt printer (2) electrically connects with described microprocessor (13), its feature It is, described weighing unit (1) is provided with discrimination module (4) in kind, described discrimination module (4) in kind and described microprocessor (13) electrical connection；Described weighing unit (1) is built-in with pressure switch (12), described pressure switch (12) respectively with described pressure sensing Device (11) and described discrimination module (4) electrical connection in kind.

Weighing apparatus the most according to claim 1, it is characterised in that described discrimination module (4) in kind includes image acquisition mould Block (41), image storage module (42) and image processing module (43).

Weighing apparatus the most according to claim 2, it is characterised in that described image capture module (41) includes macroscopic view shooting mould Block (411) and microcosmic photographing module (412).

4. according to the weighing apparatus described in any one of claim 1-3, it is characterised in that a side of described weighing unit (1) is fixed Connecting and have support (3), described support (3) is provided with can be with the illuminating lamp (5) of ambient light automatic regulating lightness, described material object Discrimination module (4) is arranged on described support (3).

Weighing apparatus the most according to claim 4, it is characterised in that described support (3) includes horizon bar (31) and vertical bar (32), described horizon bar (31) is slidably connected on described vertical bar (32), and described discrimination module (4) in kind is installed on described water On flat bar (31).

6. according to the weighing apparatus described in claim 1-3,5 any one, it is characterised in that described weighing unit detachably connects on (1) Being connected to paste ticket device (7), described patch ticket device (7) electrically connects with described receipt printer (2).

Weighing apparatus the most according to claim 6, it is characterised in that described patch ticket device (7) includes bearing (71), the company of rotation The rotating shaft (72) being connected on described bearing (71) and three mechanical arms (73) being radially plugged in described rotating shaft (72), three Described mechanical arm (73) is uniformly distributed along the circumference of described rotating shaft (72).

8. according to the weighing apparatus described in claim 1-3,5,7 any one, it is characterised in that the side of described weighing unit (1) can Dismounting connection has strapper (8).

Weighing apparatus the most according to claim 8, it is characterised in that described microprocessor (13) is electrically connected with display (6).

10. according to the weighing apparatus described in claim 1-3,5,7,9 any one, it is characterised in that the upper table of described weighing unit (1) Face is set with commodity cog region (14).