CN212206338U - Balance force self-correcting code adding device - Google Patents
Balance force self-correcting code adding device Download PDFInfo
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- CN212206338U CN212206338U CN202020557350.9U CN202020557350U CN212206338U CN 212206338 U CN212206338 U CN 212206338U CN 202020557350 U CN202020557350 U CN 202020557350U CN 212206338 U CN212206338 U CN 212206338U
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- balance force
- force self
- weight
- gear
- adding device
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Abstract
The utility model discloses a balance power is from school and is added a yard device, include: a motor bracket; a motor mounted on the motor bracket; a gear in driving connection with the motor; at least one linear rail, wherein the linear rail is arranged along the vertical direction; the weight frame is movably arranged on the linear track; the weight is arranged on the weight frame and is in sliding fit with the linear track; the gear is in transmission connection with one end of the crankshaft, and the side wall of the crankshaft abuts against the bottom of the weight holder; and the other end of the crankshaft extends into the optical coupler. The utility model discloses simple structure, transmission process is simple, and the transmission is steady.
Description
Technical Field
The utility model relates to a measuring instrument's technical field especially relates to a balance power is from school and is added a yard device.
Background
The balance is a weighing apparatus manufactured by utilizing a lever principle, a weight code adding mechanism of the conventional electronic balance utilizes a gear transmission combined worm and gear mechanism to add weights on the electronic balance, and the weight code adding mechanism of the conventional electronic balance is complex in structure, complex in transmission process and easy to destabilize in transmission.
Disclosure of Invention
The self-correcting code adding device for the balance force is simple in structure, simple in transmission process and stable in transmission.
The specific technical scheme is as follows:
a balance force self-correcting code adding device comprising:
a motor bracket;
a motor mounted on the motor bracket;
a gear in driving connection with the motor;
at least one linear rail, wherein the linear rail is arranged along the vertical direction;
the weight frame is movably arranged on the linear track;
the weight is arranged on the weight frame and is in sliding fit with the linear track;
the gear is in transmission connection with one end of the crankshaft, and the side wall of the crankshaft abuts against the bottom of the weight holder;
and the other end of the crankshaft extends into the optical coupler.
The balance force self-calibration code adding device further comprises: the motor support is installed on the bottom plate, the lower end of the linear track is installed on the bottom plate, and the optical coupler is installed on the bottom plate.
The balance force self-correcting code adding device comprises a crankshaft, wherein the crankshaft comprises: gear portion, two rotation portions, two jacking portions, axle core portion and dog portion, gear portion, one rotation portion, one jacking portion, axle core portion, another jacking portion, another rotation portion and dog portion connect gradually, gear portion with the gear engagement, two rotation portion with axle core portion coaxial setting, be equipped with the lug on the perisporium of axle core portion, two jacking portion all is eccentric setting, two rotation portion respectively with motor support normal running fit.
The balance force self-correcting code adding device is characterized in that the sections of the two rotating parts and the shaft core part are both in circular arrangement, the section of the stop block part is in semicircular arrangement, and the stop block part and the rotating parts are coaxially arranged.
In the above balance force self-calibration code adding device, a shaft blocking part is respectively arranged between one of the rotating parts and one of the jacking parts and between the other of the rotating parts and the other of the jacking parts, and a connecting part is arranged between the other of the rotating parts and the blocking part.
In the balance force self-correcting code adding device, two abutting blocks are arranged at the bottom of the weight frame, and the two abutting blocks abut against the two jacking parts respectively.
The balance force self-correcting code adding device is characterized in that a blocking hook is arranged at the bottom of the weight frame, the blocking hook is located between the two abutting blocks, and the convex block is in limit fit with the blocking hook.
The balance force self-calibration code adding device is characterized in that the cross section of the blocking hook is arranged in an L shape, and the blocking hook is located on the side wall of the shaft core part.
The balance force self-calibration code adding device comprises: the two linear rails are vertically arranged on the bottom plate, and the two ends of the weight frame and the two ends of the weight are respectively in sliding fit with the two linear rails.
The balance force self-calibration code adding device further comprises: and the blocking cover is arranged at the upper end of the linear track.
Compared with the prior art, the technical scheme has the positive effects that:
the utility model discloses a motor drive gear rotates, and the gear drive bent axle's gear portion rotates to drive the whole rotation of bent axle, two liftings of bent axle offset with the bottom of weight frame respectively, and eccentric settings through liftings realizes weight frame and weight along vertical direction activity. The utility model discloses simple structure, transmission process is simple, and the transmission is steady.
Drawings
Fig. 1 is a schematic view of the overall structure of a balance force self-calibration code adding device of the present invention;
fig. 2 is a schematic view of the overall structure of a balance force self-calibration code adding device of the present invention;
fig. 3 is a schematic view of the overall structure of a balance force self-calibration code adding device of the present invention;
fig. 4 is a schematic structural view of a weight frame of the balance force self-correcting code adding device of the present invention;
fig. 5 is a schematic structural view of a crankshaft of the balance force self-calibration code adding device of the present invention;
fig. 6 is a schematic structural diagram of a motor bracket of the balance force self-calibration code adding device of the present invention;
fig. 7 is an exploded view of the self-calibration weight adding device of the present invention;
in the drawings: 1. a motor bracket; 2. a motor; 3. a gear; 4. a linear track; 5. a weight frame; 6. a weight; 7. a crankshaft; 8. an optical coupler; 9. a base plate; 10. blocking the cover; 11. a groove; 12. a resisting block; 13. blocking and hooking; 71. a gear portion; 72. a rotating part; 73. a jacking portion; 74. a shaft core portion; 75. a stopper part; 76. a bump; 77. a shaft stopper portion; 78. a connecting portion.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
Fig. 1 is the utility model relates to a balance power adds overall structure schematic diagram of sign indicating number device from school, fig. 2 is the utility model relates to a balance power adds the overall structure schematic diagram of sign indicating number device from school, fig. 3 is the utility model relates to a balance power adds the overall structure schematic diagram of sign indicating number device from school, fig. 4 is the utility model relates to a balance power adds the structure schematic diagram of the weight frame of sign indicating number device from school, fig. 5 is the utility model relates to a balance power adds the structure schematic diagram of the bent axle of sign indicating number device from school, fig. 6 is the utility model relates to a balance power adds the structure schematic diagram of the motor support of sign indicating number device from school, fig. 7 is the utility model relates to a balance power adds the decomposition structure schematic diagram of sign indicating number device from school, as shown in fig. 1 to fig. 7, shows a balance power of preferred embodiment adds the sign indicating number device from school, include: motor support 1, motor 2, gear 3, at least straight line track 4, weight frame 5, weight 6, bent axle 7 and opto-coupler 8, motor 2 installs on motor support 1, gear 3 is connected with the transmission of motor 2, straight line track 4 sets up along vertical direction, the activity of weight frame 5 is located on straight line track 4, weight 6 is located on weight frame 5, weight 6 and straight line track 4 sliding fit, gear 3 is connected with the one end transmission of bent axle 7, the lateral wall of bent axle 7 offsets with the bottom of weight frame 5, the other end of bent axle 7 stretches into in the opto-coupler 8.
Further, as a preferred embodiment, the crankshaft 7 is rotatably engaged with the motor bracket 1.
Further, as a preferred embodiment, the balance force self-calibration code adding device further comprises: the bottom plate 9, motor support 1 install on bottom plate 9, and the lower extreme of linear rail 4 is installed on bottom plate 9, and opto-coupler 8 is installed on bottom plate 9.
Further, as a preferred embodiment, the crankshaft 7 includes: the gear part 71, the two rotating parts 72, the two lifting parts 73, the shaft core part 74 and the stop part 75 are sequentially connected, the gear part 71, the one rotating part 72, the one lifting part 73, the shaft core part 74, the other lifting part 73, the other rotating part 72 and the stop part 75 are sequentially connected, the gear part 71 is meshed with the gear 3, the two rotating parts 72 and the shaft core part 74 are coaxially arranged, the peripheral wall of the shaft core part 74 is provided with a lug 76, the two lifting parts 73 are eccentrically arranged, and the two rotating parts 72 are respectively in rotating fit with the motor bracket 1.
Preferably, the motor bracket 1 is provided with two grooves 11, and the two rotating portions 72 are respectively located in the two grooves 11.
The above is merely an example of the preferred embodiments of the present invention, and the embodiments and the protection scope of the present invention are not limited thereby.
The utility model discloses still have following embodiment on above-mentioned basis:
in a further embodiment of the present invention, please continue to refer to fig. 1 to 7, the cross sections of the two rotating portions 72 and the shaft core portion 74 are both circular, the cross section of the block portion 75 is semicircular, and the block portion 75 and the rotating portion 72 are coaxial.
In a further embodiment of the present invention, a shaft stop portion 77 is disposed between one of the rotating portion 72 and the lifting portion 73, and between the other of the rotating portion 72 and the lifting portion 73, and a connecting portion 78 is disposed between the other of the rotating portion 72 and the stop portion 75.
Preferably, the cross section of the shaft stopper portion 77 and the cross section of the connecting portion 78 are both provided in a circular shape.
In a further embodiment of the present invention, the bottom of the weight holder 5 is provided with two supporting blocks 12, and the two supporting blocks 12 respectively abut against the two lifting portions 73.
Preferably, the abutting block 12 is arranged in a circular arc convex shape, and the lifting part 73 is arranged in a circular arc convex shape.
The utility model discloses a further embodiment, the bottom of weight frame 5 is equipped with to keep off colluding 13, keeps off colluding 13 and is located between two pieces 12, and lug 76 colludes 13 spacing cooperation with keeping off.
In a further embodiment of the present invention, the cross-section of the hook 13 is L-shaped, and the hook 13 is located on the side wall of the shaft core 74.
Preferably, the hook part of the blocking hook 13 is in limit fit with the projection 76, and the projection 76 is arranged in a fan shape.
The utility model discloses a further embodiment, balance power adds a yard device from school includes: two linear rails 4, two linear rails 4 are all vertically installed on bottom plate 9, and the both ends of weight frame 5, the both ends of weight 6 respectively with two linear rails 4 sliding fit.
Preferably, the two linear rails 4 can make the weight 6 and the weight holder 5 move smoothly.
The utility model discloses a further embodiment, balance power adds sign indicating number device from the school still includes: at least one block cover 10, the block cover 10 is arranged at the upper end of the linear track 4.
The utility model discloses a motor 2 drive gear 3 rotates, and gear 3 drives the gear portion 71 rotation of bent axle 7 to drive the whole rotation of bent axle 7, two jacking portions 73 of bent axle 7 offset with the bottom of weight frame 5 respectively, and the eccentric settings through jacking portion 73 realizes that weight frame 5 and weight 6 move along vertical direction.
The utility model discloses simple structure, transmission process is simple, and the transmission is steady.
The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.
Claims (10)
1. A balance force self-correcting code adding device is characterized by comprising:
a motor bracket;
a motor mounted on the motor bracket;
a gear in driving connection with the motor;
at least one linear rail, wherein the linear rail is arranged along the vertical direction;
the weight frame is movably arranged on the linear track;
the weight is arranged on the weight frame and is in sliding fit with the linear track;
the gear is in transmission connection with one end of the crankshaft, and the side wall of the crankshaft abuts against the bottom of the weight holder;
and the other end of the crankshaft extends into the optical coupler.
2. The balance force self-calibration code device according to claim 1, further comprising: the motor support is installed on the bottom plate, the lower end of the linear track is installed on the bottom plate, and the optical coupler is installed on the bottom plate.
3. The balance force self-correcting code device according to claim 1, wherein the crankshaft comprises: gear portion, two rotation portions, two jacking portions, axle core portion and dog portion, gear portion, one rotation portion, one jacking portion, axle core portion, another jacking portion, another rotation portion and dog portion connect gradually, gear portion with the gear engagement, two rotation portion with axle core portion coaxial setting, be equipped with the lug on the perisporium of axle core portion, two jacking portion all is eccentric setting, two rotation portion respectively with motor support normal running fit.
4. The balance force self-correcting code adding device according to claim 3, wherein the cross sections of the two rotating parts and the shaft core part are both circular, the cross section of the stop part is semicircular, and the stop part and the rotating parts are coaxially arranged.
5. The balance force self-correcting code adding device according to claim 3, wherein shaft blocking parts are respectively arranged between one rotating part and one jacking part and between the other rotating part and the other jacking part, and connecting parts are arranged between the other rotating part and the blocking parts.
6. The balance force self-correcting code adding device according to claim 3, wherein two abutting blocks are arranged at the bottom of the weight frame, and the two abutting blocks abut against the two jacking parts respectively.
7. The balance force self-correcting code adding device according to claim 6, wherein a blocking hook is arranged at the bottom of the weight frame, the blocking hook is located between the two abutting blocks, and the protruding block is in limit fit with the blocking hook.
8. The balance force self-correcting code adding device according to claim 7, wherein the blocking hook is arranged in an L-shaped cross section and is positioned on the side wall of the shaft core part.
9. The balance force self-calibration code device according to claim 2, comprising: the two linear rails are vertically arranged on the bottom plate, and the two ends of the weight frame and the two ends of the weight are respectively in sliding fit with the two linear rails.
10. The balance force self-calibration code device according to claim 1, further comprising: and the blocking cover is arranged at the upper end of the linear track.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020557350.9U CN212206338U (en) | 2020-04-15 | 2020-04-15 | Balance force self-correcting code adding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020557350.9U CN212206338U (en) | 2020-04-15 | 2020-04-15 | Balance force self-correcting code adding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212206338U true CN212206338U (en) | 2020-12-22 |
Family
ID=73832876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020557350.9U Active CN212206338U (en) | 2020-04-15 | 2020-04-15 | Balance force self-correcting code adding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212206338U (en) |
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2020
- 2020-04-15 CN CN202020557350.9U patent/CN212206338U/en active Active
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