CN210488245U - Watch movement convenient to assembly cover plate - Google Patents
Watch movement convenient to assembly cover plate Download PDFInfo
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- CN210488245U CN210488245U CN201921940888.1U CN201921940888U CN210488245U CN 210488245 U CN210488245 U CN 210488245U CN 201921940888 U CN201921940888 U CN 201921940888U CN 210488245 U CN210488245 U CN 210488245U
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Abstract
The utility model provides a watch movement convenient to assembly cover plate, it includes main plate, punch holder, spacer and cover plate. The main clamping plate is used for supporting and fixing parts; the upper clamping plate is positioned at one side of the main clamping plate; the cover plate is arranged on one side of the positioning plate, which is far away from the main clamping plate, and is used for fixing the positioning plate between the cover plate and the main clamping plate; the stepping motor is fixed on one side in the setting space and used for driving the gear in the movement to rotate. The watch movement convenient for assembling the cover plate of the utility model is riveted with the main clamping plate through the two symmetrically arranged riveting points on the cover plate, and the riveting points avoid the stepping motor during riveting, so that when the movement is assembled, the riveting cover plate is not easy to crush the stepping motor, and the problems of unstable movement time and the like caused by the compression deformation of the stepping motor are avoided; meanwhile, the cover plate of the secondary structure is beneficial to automatic assembly, direction discrimination is not needed during assembly, and the assembly efficiency of the watch movement is greatly improved.
Description
Technical Field
The utility model relates to a wrist-watch field, in particular to watch movement convenient to assembly cover plate.
Background
A wristwatch, or wristwatch, refers to an instrument worn on the wrist for timing and real time. A wristwatch is generally made of a material such as leather, rubber, nylon cloth, or stainless steel, and is formed into a band, and a watch head for displaying time is attached to a wrist. The watch head is a precision instrument for indicating time, and the principle of the instrument is that a vibration system with constant period and continuous vibration is used as a standard. If the time required for the vibration system to complete a single full vibration (vibration cycle) is known and the number of vibrations is calculated, the elapsed time after such a number of vibrations is equal to the vibration cycle times the number of vibrations. That is, the time is the vibration period × the number of vibrations.
The quartz watch uses 'quartz crystal' as oscillator, and controls the motor to run by electronic frequency division to drive the pointer, so that the time-lapse precision is very high. The current quartz watch core, at riveting the cover plate in-process, the riveting point on the cover plate has threely, is step motor under these three riveting point, because be step motor project organization under the riveting point, the riveting easily leads to step motor to warp during the assembly core to produce the core and walk unstable scheduling problem. It is therefore desirable to provide a watch movement that facilitates the assembly of a cover plate to solve the above-mentioned technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a watch movement convenient to assembly cover plate, its riveting point that sets up through two symmetries on the cover plate rivets the installation with the main board, and step motor has been dodged to the riveting point when riveting to solve watch movement among the prior art and have had structural design reasonable inadequately more, and the riveting point on the cover plate has threely, is step motor under this three riveting point, easily leads to step motor to warp during the assembly core, thereby influences the core and walk the time unstability.
In order to solve the technical problem, the utility model adopts the technical scheme that: a watch movement convenient to assemble a cover piece, comprising:
the main clamping plate is used for supporting and assembling parts;
the upper clamping plate is positioned on one side of the main clamping plate, a setting space is formed between the main clamping plate and the upper clamping plate, a rotating shaft for connecting a pointer is arranged in the center of the setting space, and one end of the rotating shaft penetrates through the main clamping plate and extends;
the positioning piece is arranged on the other side of the main clamping plate and used for limiting the rotating shaft, and a first through hole is formed in the positioning piece and is sleeved with the rotating shaft;
the cover plate is arranged on one side, far away from the main clamping plate, of the positioning plate, is of an annular structure, is sleeved on the positioning plate and is used for fixing the positioning plate between the cover plate and the main clamping plate; and
the stepping motor is fixed on one side inside the setting space and is used for driving the gear in the movement to rotate;
wherein, one side of the upper splint is symmetrically provided with connecting columns for connecting the cover plate,
the cover plate is provided with a second through hole which is used for riveting the connecting column, the second through holes are symmetrically arranged at the two ends of the cover plate,
and the position of the stepping motor is staggered with the position of the second through hole along the plane of the main clamping plate. This structure makes when assembling the core, riveting the cover plate, is difficult for crushing step motor, avoids step motor pressurized deformation to the core that leads to walks scheduling unstability.
The length of the connecting column is greater than that of the second through hole along the axial direction of the second through hole,
one side, far away from the main clamping plate, of the cover plate is further provided with a limiting groove, the limiting groove is communicated with the second through hole, and the cross section of the limiting groove is larger than that of the second through hole and used for fixing a riveted connecting column. The spacing groove is used for spacing fixedly connecting post one end after the riveting deformation, prevents that the cover plate from receiving the extrusion damage at the in-process of riveting the spliced pole.
One side of the main clamping plate, which is close to the cover plate, is provided with a first groove, and the first groove is used for placing the positioning plate. The spacer is placed inside first recess to make the mounting of spacer more firm, be difficult for rocking.
The main clamping plate is also provided with a second groove for placing the cover plate, and the second groove is communicated with the first groove. The cover plate is placed in the second groove, so that the cover plate and the main clamping plate are approximately located on the same plane, parts are prevented from being worn, and assembly of a follow-up dial plate is facilitated.
The two ends of the cover plate are oppositely provided with positioning surfaces for guiding, and the structures on the two sides of the second groove correspond to the structures of the cover plate. The locating surface is convenient for aligning direction during automatic assembly, thereby improving assembly efficiency.
A positioning ring is arranged in the first groove and sleeved on the outer wall of the rotating shaft to limit the position of the rotating shaft. The holding ring carries out spacing effect of rightting to the countershaft, causes the crushing injury to the countershaft when preventing to assemble spacer and cover plate.
The positioning piece comprises a fixing part arranged between the main clamping plate and the cover plate and an extending part arranged on one side of the fixing part far away from the main clamping plate,
a third through groove is arranged on one side of the fixing part close to the main clamping plate and is used for connecting the positioning ring,
a fourth through groove which is sleeved on the rotating shaft is arranged in the extending part and is communicated with the third through groove,
the center of the positioning ring, the center of the third through groove and the center of the fourth through groove are all positioned on the axis of the rotating shaft. The fixing part is convenient for fixing the positioning sheet, so that the extension part further rights the rotating shaft and prevents the rotating shaft from being bent from extending out of one end of the main clamping plate.
The cover plate is close to one side of the main clamping plate is provided with a fifth groove, the fifth groove is used for being connected with the positioning plate, and the positioning plate is arranged in the fifth groove, so that the stability of the cover plate for connecting the positioning plate can be improved.
And the cover plate is also provided with an avoiding groove for fixing the dial positioning column. Dodge setting up of groove and make the core assembling process in, the location installation of the dial plate of not only being convenient for promotes the stability that the dial plate can be connected with the cover plate moreover.
The stepping motor comprises a stator piece, a coil and a rotor wheel, and reinforcing ribs are arranged at the joint of the two ends of the stator piece and the main clamping plate. The reinforcing ribs increase the strength of the stator piece, avoid stress deformation of the joint of the stator piece and the main clamping plate and prolong the service life of the stator piece.
The utility model discloses compare in prior art, its beneficial effect is: the watch movement convenient for assembling the cover plate is riveted with the connecting column on the main clamping plate through the first through holes symmetrically arranged on the cover plate, and the riveting points avoid the stepping motor during riveting, so that the riveting cover plate is not easy to crush the stepping motor during assembling the movement, and the problems that the movement is unstable when moving and the like due to the compression deformation of the stepping motor are avoided; meanwhile, the cover plate of the secondary structure is beneficial to automatic assembly, direction discrimination is not needed during assembly, and the assembly efficiency of the watch movement is greatly improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments are briefly introduced below, and the drawings in the following description are only corresponding drawings of some embodiments of the present invention.
Figure 1 is a top view of a preferred embodiment of a watch movement of the present invention that facilitates assembly of a cover plate.
Figure 2 is a cross-sectional view of a preferred embodiment of a watch movement of the present invention that facilitates assembly of a cover plate.
Fig. 3 is a partial structural view of a portion a of fig. 2.
Fig. 4 is a schematic structural view of the main board of the present invention.
Fig. 5 is a cover plate structure view of a preferred embodiment of a watch movement of the present invention, which facilitates assembly of the cover plate.
Reference numerals: the main plate 11, the connecting column 111, the riveting point projection 111a, the first groove 112, the positioning ring 113, the second groove 114, the upper plate 12, the rotating shaft 13, the positioning piece 14, the fixing portion 141, the extending portion 142, the third through groove 143, the fourth through groove 144, the cover plate 15, the second through hole 151, the limiting groove 152, the fifth groove 153, the positioning surface 154, the avoiding groove 155, the stepping motor 16, and the stator plate 161.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.
In the drawings, elements having similar structures are denoted by the same reference numerals.
The terms "first," "second," and the like in the terms of the present invention are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, nor should they be construed as limiting in any way.
Referring to fig. 1, 2, 3 and 4, fig. 1 is an elevational view of a preferred embodiment of a watch movement of the present invention with a cover plate convenient to assemble; FIG. 2 is a cross-sectional view of the internal structure of a preferred embodiment of a watch movement of the present invention that facilitates assembly of a cover plate; FIG. 3 is a partial block diagram of FIG. 2 at A; fig. 4 is a schematic structural view of the main board of the present invention.
Following do the utility model provides a pair of can solve above technical problem be convenient for assemble the watch movement's of cover plate preferred embodiment.
The utility model provides a pair of watch movement convenient to assembly cover plate, it includes main plate 11, punch holder 12, spacer 14 and cover plate 15. The main clamping plate 11 is used for supporting and fixing parts; the upper clamping plate 12 is positioned at one side of the main clamping plate 11, a setting space is formed between the main clamping plate 11 and the upper clamping plate 12, a rotating shaft 13 for connecting a pointer is arranged at the center inside the setting space, and one end of the rotating shaft 13 penetrates through the main clamping plate 11 and extends; the positioning piece 14 is arranged on the other side of the main clamping plate 11 and used for limiting the rotating shaft 13, and a first through hole is formed in the positioning piece 14 and is sleeved with the rotating shaft 13; the cover plate 15 is arranged on one side, away from the main clamping plate 11, of the positioning plate 14, the cover plate 15 is of an annular structure and is sleeved on the positioning plate 14, and the cover plate 15 is used for fixing the positioning plate 14 between the cover plate 15 and the main clamping plate 11; the stepping motor is fixed on one side in the setting space and used for driving the gear in the movement to rotate.
Furthermore, a connecting column 111 for connecting the cover sheet 15 is symmetrically arranged on one side of the upper clamping plate 12, and a second through hole 151 for riveting with the connecting column 111 is arranged on the cover sheet 15 and symmetrically arranged at two ends of the cover sheet 15. And the riveting positions of the stepping motor and the second through hole 151 are staggered on the plane of the main clamping plate 11.
Referring to fig. 3, the structure of the main plate 11 in the present embodiment is described:
one side of the main clamping plate 11 close to the cover plate 15 is provided with a first groove 112 for placing the positioning plate 14; the locating plate 14 is placed in the first groove 112, so that the locating plate 14 is installed more stably and is not easy to shake. Furthermore, a positioning ring 113 is arranged inside the first groove 112, and the positioning ring 113 is sleeved on the outer wall of the rotating shaft 13 to define the position of the rotating shaft 13. The positioning ring 113 has a function of limiting and centering the rotating shaft 13, and prevents the rotating shaft 13 from being crushed when the positioning sheet 14 and the cover sheet 15 are assembled.
The main plate 11 is further provided with a second groove 114 for placing the cover plate 15, and the second groove 114 is communicated with the first groove 112. The cover plate 15 is placed in the second groove 114 so that the cover plate 15 is substantially on the same plane as the main plate 11, facilitating the assembly of the subsequent dial.
Referring to fig. 2, the structure of the positioning plate 14 in the present embodiment is described:
the positioning plate 14 of the present invention includes a fixing portion 141 disposed between the main plate 11 and the cover plate 15, and an extending portion 142 disposed on a side of the fixing portion 141 away from the main plate 11; wherein, one side of the fixing portion 141 close to the main plate 11 is provided with a third through groove for connecting the positioning ring 113, the extending portion 142 is provided with a fourth through groove for being sleeved on the rotating shaft 13, the fourth through groove is communicated with the third through groove, and one end of the extending portion far away from the main plate 11 along the axis of the rotating shaft 13 is extended. Furthermore, the center of the positioning ring 113, the center of the third through slot and the center of the fourth through slot are all on the axis of the rotating shaft 13, and the fixing portion 141 in this structure is convenient for fixing the positioning plate 14, so that the extending portion 142 further centralizes the rotating shaft 13, and one end of the rotating shaft 13 extending out of the main plate 11 is prevented from being bent.
Referring to fig. 4, the stepping motor 16 in this embodiment includes a stator plate 161, a coil and a rotor wheel, wherein the stator plate is a bar structure, the middle portion of the stator plate 161 is used for connecting the rotor wheel and the coil, two ends of the stator plate 161 are used for connecting with the main plate 11, and a joint of two ends of the stator plate 161 and the main plate 11 is provided with a reinforcing rib. The reinforcing ribs increase the strength of the stator sheets 161, prevent the stator sheets 161 from deforming under stress, and prolong the service life of the stator sheets.
Referring to fig. 5, fig. 5 is a cover structure diagram of a watch movement convenient for assembling a cover according to a preferred embodiment of the present invention, illustrating the structure of the cover 15:
along second through-hole 151 axis direction, spliced pole 111 length is greater than second through-hole 151 length, and cover plate 15 keeps away from main plate 11 one side and still is equipped with spacing groove 152, and spacing groove 152 is linked together with second through-hole 151, and spacing groove 152 cross-section is greater than second through-hole 151 cross-section for spliced pole 111 after the fixed riveting. This structure prevents the cap plate 15 from being worn by compression during riveting the connection post 111.
The cover plate 15 is provided with a fifth groove 153 for connecting the positioning plate 14 on one side close to the main clamping plate 11, and the positioning plate 14 is arranged in the fifth groove 153, so that the stability of the cover plate 15 for connecting the positioning plate 14 can be improved.
The cover 15 is provided at opposite ends thereof with positioning surfaces 154 for guiding, and the second grooves 114 of the main plate 11 correspond to the structure of the cover 15. This structural design is succinct, novel for the direction is differentiateed when the automation of core assembles cover plate 15, thereby improves assembly efficiency.
Still be provided with on the cover plate 15 and be used for connecting dodging groove 155 of dial plate reference column, dodge setting up of groove 155 and make the core equipment in-process, the location installation of the dial plate of not only being convenient for promotes the stability that the dial plate can be connected with cover plate 15 moreover.
The utility model discloses a watch movement riveting cover plate 15's theory of operation:
in the assembly wrist-watch core in-process, at first install step motor and train between main plate 11 and top plate 12, and including being used for connecting the pivot 13 of wrist-watch pointer in the train, pivot 13 one end is fixed and is close to main plate 11 one side at top plate 12, and pivot 13 other end runs through main plate 11 and extends.
Wherein main splint 11 one side is equipped with the holding ring 113 that is used for rightting this pivot 13, and holding ring 113 on main splint 11 one side carries out spacing effect of rightting to pivot 13, causes the crushing injury to pivot 13 when preventing follow-up equipment spacer 14 and cover plate 15.
Next, the positioning piece 14 is mounted. The first through hole of the positioning plate 14 is sleeved on the rotating shaft 13.
Finally, the cover 15 is mounted. The second through hole 151 in the cover plate 15 is sleeved on the connecting column 111 on one side of the main plate 11 and riveted through equipment, wherein the two ends of the cover plate 15 are oppositely provided with positioning surfaces 154 for guiding installation, and the second groove 114 in the main plate 11 corresponds to the structure of the cover plate 15, so that the structural design is simple and novel, direction discrimination during automatic cover plate 15 assembly of the machine core is facilitated, and the assembly efficiency is improved; and the side of the cover plate 15 far away from the main clamping plate 11 is also provided with a limiting groove 152, the limiting groove 152 is communicated with the second through hole 151, the section of the limiting groove 152 is larger than that of the second through hole 151 and is used for fixing the riveted connecting column 111, and the structure can prevent the cover plate 15 from being extruded and worn in the process of riveting the connecting column 111.
In this embodiment, there are two riveting point projections 111a on the main plate 11 for the second through hole 151 of the fixing cover 15, and the riveting point projections 111a are staggered with the stepping motor on the plane where the main plate 11 is located, so that when the core is assembled and the cover 15 is riveted, the stepping motor 16 is not easily crushed, and the problems that the core is unstable when moving due to the compression deformation of the stepping motor 16 are avoided.
This completes the riveting of cover 15 by the watch movement of the preferred embodiment to facilitate assembly of cover 15.
In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, so that the scope of the present invention shall be determined by the scope of the appended claims.
Claims (10)
1. A watch movement convenient to assemble a cover plate, comprising:
the main clamping plate is used for supporting and assembling parts;
the upper clamping plate is positioned on one side of the main clamping plate, a setting space is formed between the main clamping plate and the upper clamping plate, a rotating shaft for connecting a pointer is arranged in the center of the setting space, and one end of the rotating shaft penetrates through the main clamping plate and extends;
the positioning piece is arranged on the other side of the main clamping plate and used for limiting the rotating shaft, and a first through hole is formed in the positioning piece and is sleeved with the rotating shaft;
the cover plate is arranged on one side, far away from the main clamping plate, of the positioning plate, is of an annular structure, is sleeved on the positioning plate and is used for fixing the positioning plate between the cover plate and the main clamping plate; and
the stepping motor is fixed on one side inside the setting space and is used for driving the gear in the movement to rotate;
wherein, one side of the upper splint is symmetrically provided with connecting columns for connecting the cover plate,
the cover plate is provided with a second through hole which is used for riveting the connecting column, the second through holes are symmetrically arranged at the two ends of the cover plate,
and the position of the stepping motor is staggered with the position of the second through hole along the plane of the main clamping plate.
2. The watch movement to facilitate fitting of a cover slip of claim 1, wherein the length of the connecting stud is greater than the length of the second through-hole in the direction of the second through-hole axis,
one side, far away from the main clamping plate, of the cover plate is further provided with a limiting groove, the limiting groove is communicated with the second through hole, and the cross section of the limiting groove is larger than that of the second through hole and used for fixing a riveted connecting column.
3. The watch movement convenient for assembling a cover slip of claim 1, wherein a first groove is provided on a side of the main plate adjacent to the cover slip, the first groove being used for placing the positioning plate.
4. A watch movement convenient to assemble a cover slip as claimed in claim 3, wherein said main plate is further provided with a second recess for placing said cover slip, said second recess being in communication with said first recess.
5. The watch movement convenient for assembling a cover plate according to claim 4, wherein two ends of the cover plate are oppositely provided with positioning surfaces for guiding, and the structures on two sides of the second groove correspond to the structures of the cover plate.
6. The watch movement convenient to assemble a cover plate according to claim 3, wherein a positioning ring is arranged inside the first groove, and the positioning ring is sleeved on the outer wall of the rotating shaft and used for limiting the position of the rotating shaft.
7. The watch movement convenient for assembling a cover slip of claim 6, wherein said spacer includes a fixing portion disposed between said main plate and said cover slip, and an extension portion disposed on a side of said fixing portion remote from said main plate,
a third through groove is arranged on one side of the fixing part close to the main clamping plate and is used for connecting the positioning ring,
a fourth through groove which is sleeved on the rotating shaft is arranged in the extending part and is communicated with the third through groove,
the center of the positioning ring, the center of the third through groove and the center of the fourth through groove are all positioned on the axis of the rotating shaft.
8. The watch movement convenient for assembling a cover slip of claim 1, wherein a fifth groove is provided on a side of the cover slip adjacent to the main plate, the fifth groove being used to connect the spacer.
9. The watch movement convenient to assemble a cover plate according to claim 1, wherein an avoiding groove for fixing a dial positioning column is further formed on the cover plate.
10. The watch movement convenient for assembling a cover plate according to claim 1, wherein the stepping motor comprises a stator piece, a coil and a rotor wheel, and reinforcing ribs are arranged at the joints of the two ends of the stator piece and the main clamping plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921940888.1U CN210488245U (en) | 2019-11-11 | 2019-11-11 | Watch movement convenient to assembly cover plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921940888.1U CN210488245U (en) | 2019-11-11 | 2019-11-11 | Watch movement convenient to assembly cover plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210488245U true CN210488245U (en) | 2020-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921940888.1U Active CN210488245U (en) | 2019-11-11 | 2019-11-11 | Watch movement convenient to assembly cover plate |
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| Country | Link |
|---|---|
| CN (1) | CN210488245U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112666818A (en) * | 2020-12-28 | 2021-04-16 | 深圳穿金戴银科技股份有限公司 | Watch timing structure |
-
2019
- 2019-11-11 CN CN201921940888.1U patent/CN210488245U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112666818A (en) * | 2020-12-28 | 2021-04-16 | 深圳穿金戴银科技股份有限公司 | Watch timing structure |
| CN112666818B (en) * | 2020-12-28 | 2022-03-11 | 深圳穿金戴银科技股份有限公司 | Watch timing structure |
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