CN212515392U - Press-fit rotary installation machine suitable for watch shell and bottom cover - Google Patents
Press-fit rotary installation machine suitable for watch shell and bottom cover Download PDFInfo
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- CN212515392U CN212515392U CN202022068539.4U CN202022068539U CN212515392U CN 212515392 U CN212515392 U CN 212515392U CN 202022068539 U CN202022068539 U CN 202022068539U CN 212515392 U CN212515392 U CN 212515392U
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Abstract
本申请提供了一种适用于手表表壳与底盖的压配旋装机。本申请提供的适用于手表表壳与底盖的压配旋装机包括：一工作台板；一设置于所述工作台板的送料机构，所述送料机构包括第一直线驱动机和连接于所述第一直线驱动机的驱动端并可被所述第一直线驱动机驱动沿所述工作台板的板面往复运动的工件架，所述工件架用于放置待装配工件；一设置于所述工作台板的压旋机构，所述压旋机构包括第二直线驱动机和连接于所述第二直线驱动机的驱动端并可被所述第二直线驱动机驱动沿垂直于所述工作台板的板面做升降运动的升降板，所述升降板可拆卸连接有用于对待装配工件进行压配或旋装的装配头。
The present application provides a press-fit and spin-on machine suitable for a watch case and a bottom cover. The press-fit and spin-on machine suitable for a watch case and a bottom cover provided by the present application includes: a worktable; a feeding mechanism arranged on the worktable, the feeding mechanism includes a first linear drive and a The drive end of the first linear drive machine can be driven by the first linear drive machine to reciprocate along the plate surface of the work table, and the workpiece support is used for placing the workpiece to be assembled; a A press-spin mechanism arranged on the worktable, the press-spin mechanism includes a second linear drive motor and a driving end connected to the second linear drive motor and can be driven by the second linear drive motor along a vertical direction. The plate surface of the worktable plate is used for lifting and lowering movement, and the lifting plate is detachably connected with an assembly head for press-fitting or screwing the workpiece to be assembled.
Description
Technical Field
The application belongs to the technical field of clock and watch manufacturing, more specifically relates to a press-fit rotary installation suitable for wrist-watch watchcase and bottom.
Background
The connection mode of the existing watch case and the bottom cover mainly comprises a press fit mode and a screw fit mode, wherein the press fit mode is realized by interference fit, and the screw fit mode is realized by threaded connection. The press fit is to place the bottom cover on the watch case and manually compress and assemble the bottom cover by using a clamp; the rotary mounting is mainly realized by aligning the slot position on the bottom cover by using a two-point type clamp through a worker and then performing compression rotation. Press fit and spiral-assembling adopt different anchor clamps, assemble on different stations, anchor clamps are in large quantity, and the management is inconvenient to manual assembly's inefficiency.
Disclosure of Invention
An object of the embodiment of this application is to provide a press-fit rotary installation machine suitable for wrist-watch watchcase and bottom to solve among the prior art watchcase and the required anchor clamps of bottom assembly quantity many and lead to the technical problem that management is inconvenient and manual assembly inefficiency.
In order to achieve the purpose, the technical scheme adopted by the application is as follows: the utility model provides a press-fit spin-on machine suitable for wrist-watch watchcase and bottom is provided, it includes:
a work table;
the feeding mechanism is arranged on the working table plate and comprises a first linear driving machine and a workpiece frame which is connected to the driving end of the first linear driving machine and can be driven by the first linear driving machine to reciprocate along the plate surface of the working table plate, and the workpiece frame is used for placing a workpiece to be assembled;
the pressing and rotating mechanism is arranged on the working table plate and comprises a second linear driving machine and a lifting plate which is connected to the driving end of the second linear driving machine and can be driven by the second linear driving machine to lift and fall along the plate surface perpendicular to the working table plate, and the lifting plate is detachably connected with an assembling head which is used for press-fitting or screw-assembling a workpiece to be assembled.
In one embodiment, the workpiece frame comprises a sliding plate, a workpiece frame bottom plate elastically supported on the sliding plate, and a watchcase cushion block arranged on the workpiece frame bottom plate, wherein a placing space for placing a workpiece to be assembled is arranged on the watchcase cushion block;
the sliding plate is arranged on the working table plate in a sliding mode and connected to the driving end of the first linear driving machine, a plurality of spring pin shafts are arranged on the sliding plate along the same circumferential direction, and the bottom plate of the workpiece frame is supported on the top ends of the spring pin shafts.
In one embodiment, the spring pin comprises a pin shaft and a compression spring sleeved on the pin shaft; the upper end of the pin shaft is connected with the workpiece table bottom plate, the lower end of the pin shaft is inserted into the sliding plate and can move relative to the sliding plate, the upper end of the compression spring is connected with the lower surface of the workpiece table bottom plate, and the lower end of the compression spring is connected with the upper surface of the sliding plate.
In one embodiment, the feed mechanism further comprises a workpiece clamping assembly;
the workpiece clamping assembly comprises an optical axis guide rail vertically arranged on the sliding plate, a clamping cylinder fixing frame which is arranged at the top end of the optical axis guide rail through a bearing and is connected to the bottom plate of the workpiece frame, and a clamping cylinder which is arranged on the clamping cylinder fixing frame, wherein a driving part of the clamping cylinder is provided with two pneumatic clamping jaws which are used for clamping or loosening a workpiece to be assembled and located in the placing space.
In one embodiment, the pressing and rotating mechanism further comprises a rotary driving machine and a rotating shaft, the rotary driving machine is arranged on the lifting plate, the upper end of the rotating shaft is connected to the driving end of the rotary driving machine and can be driven by the rotary driving machine to rotate, the lower end of the rotating shaft penetrates through the lifting plate and is sleeved on the lifting plate through a bearing, and a first mounting position for detachably mounting the assembling head is arranged on the lower end head of the rotating shaft.
In one embodiment, the pressing and rotating mechanism further comprises a press-fit fixing seat arranged on the lower surface of the lifting plate, and the press-fit fixing seat is provided with a second mounting position for detachably mounting the mounting head; the press-fit fixing seat is provided with a through hole, and the rotating shaft penetrates through the through hole to reach the lower part of the press-fit fixing seat.
In one embodiment, the pressing and rotating mechanism further comprises a single-action pre-stretching cylinder directly or indirectly arranged on the working table plate, and a cylinder limiting block which is connected to a driving part of the single-action pre-stretching cylinder and can be driven by the single-action pre-stretching cylinder to reciprocate along a plate surface parallel to the working table plate, and the cylinder limiting block can reach the position under the lifting plate or be withdrawn from the position under the lifting plate.
In one embodiment, the pressure-screwing mechanism further comprises a sensing assembly;
the sensing assembly comprises a micrometer fine adjustment frame arranged on the side face of the lifting plate, a displacement sensor arranged on the micrometer fine adjustment frame and a sensor pair block arranged on the working table plate, and the vertical axes of the displacement sensor and the displacement sensing block are overlapped.
In one embodiment, the pressure rotating mechanism further comprises a pressure rotating frame arranged on the working table plate, and the first linear driving machine and the second linear driving machine are arranged on the pressure rotating frame.
In one embodiment, the first linear drive machine, the second linear drive machine and the single-acting pre-stretch cylinder are all cylinder mechanisms.
According to the press-fit rotary machine suitable for the watch case and the bottom cover, the first linear driving machine provides power to convey workpieces, so that the workpieces are automatically switched between a feeding station and a discharging station and an assembling station; the second linear driving mechanism provides power to drive the assembling head so as to assemble the workpiece on the assembling station; and, the fitting head is detachably installed, and an operator can replace the fitting head according to the fitting manner required by the current product.
Compared with the prior art, the press-fit screwing machine suitable for the watch case and the bottom cover has the following advantages and beneficial effects:
1. the application range is wide, and the watch shell and the bottom cover can be pressed and assembled in a rotating mode;
2. automatic assembly is adopted, so that the quality is stable, the consistency is better, and the production efficiency is high;
3. the assembly qualification can be automatically judged, and unqualified products are eliminated;
4. the operation is simple, and the assembly and disassembly are convenient.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is an assembly view of a press-fit screwing machine suitable for a watch case and a bottom cover according to an embodiment of the present application;
fig. 2 is an enlarged view of fig. 1 at S1;
FIG. 3 is an enlarged view of FIG. 1 at S2;
FIG. 4 is an enlarged view of FIG. 1 at S3;
FIG. 5 is a view from A-A of FIG. 1;
fig. 6 is an enlarged view of fig. 5 at S4;
FIG. 7 is a view from the direction B of FIG. 1;
fig. 8 is a view in the direction of C-C of fig. 1.
Wherein, in the figures, the respective reference numerals:
i-a feeding mechanism; II, pressing and rotating the mechanism;
1-a workbench plate; 2-a first linear drive; 3-a sliding plate; 4-a spring pin; 5-compression spring; 6-lower cushion block; 7-a workpiece holder base plate; 8-clamping the cylinder fixing frame; 9-a workpiece; 10-a clamping block; 11-a clamp block connection; 12-a pressure rotating frame; 13-gas claw connection; 14-a displacement sensor; 15-displacement sensor connecting block; 16-micrometer fine adjustment frame; 17-a lifter plate; 18-a second linear drive; 19-a rotary driver; 20-a gearbox; 21-a coupler; 22-a rotating shaft; 23-radial bearing; 24-tapered roller bearings; 25-press fit the permanent seat; 26-press fit head; 27-spinning a joint; 28-a friction head; 29-a clamping cylinder; 30-pressing and spinning cushion blocks; 31-optical axis horizontal support seat I; 32-optical axis guide rail I; 33-linear bearing I; 34-pressing the rotary bottom plate; 35-sensor pair block; 36-case spacer; 37-optical axis horizontal support base II; 38-optical axis guide II; 39-linear bearing II; 40-a rotary drive machine support; 41-cylinder limiting block; 42-single-action pre-stretching cylinder; 43-pre-stretching the cylinder fixing frame.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
Now, a press-fit screwing machine suitable for a watch case and a bottom cover provided by the embodiment of the application is explained.
Referring to fig. 1-8, the press-fit screwing machine for watch cases and bottom covers provided by the present application includes a work platen 1, a feeding mechanism I and a press-screwing mechanism II, wherein the feeding mechanism I and the press-screwing mechanism II are both installed on the work platen 1, and the press-screwing mechanism II is located above the feeding mechanism I.
The feeding mechanism I comprises a first linear driving machine and a workpiece frame which is connected to the driving end of the first linear driving machine and can be driven by the first linear driving machine to reciprocate along the plate surface of the working bedplate, and the workpiece frame is used for placing a workpiece to be assembled.
The pressing and rotating mechanism comprises a second linear driving machine and a lifting plate which is connected to the driving end of the second linear driving machine and can be driven by the second linear driving machine to do lifting motion along the plate surface vertical to the working table plate, and the lifting plate is detachably connected with an assembling head used for press-fitting or screw-assembling a workpiece to be assembled.
The press-fit rotary machine suitable for the watch case and the bottom cover in the embodiment provides power to convey the workpiece through the first linear driving machine, so that the workpiece is automatically switched between a feeding station and a discharging station and an assembling station; the second linear driving mechanism provides power to drive the assembling head so as to assemble the workpiece on the assembling station; and, the fitting head is detachably installed, and an operator can replace the fitting head according to the fitting manner required by the current product. Compared with the prior art, the press-fit rotary-installation machine for the watch shell and the bottom cover has the advantages that the application range is wide, the press-fit and the rotary-installation of the watch shell and the bottom cover can be realized, and the press-fit and the rotary-installation of the watch shell and the bottom cover can be realized; automatic assembly is adopted, so that the quality is stable, the consistency is better, and the production efficiency is high; the assembly qualification can be automatically judged, and unqualified products are eliminated; the operation is simple, and the assembly and disassembly are convenient.
In one embodiment of the present application, please refer to fig. 1-2, and fig. 5-8. The workpiece frame comprises a sliding plate 3, a workpiece frame bottom plate 7 elastically supported on the sliding plate 3, and a watchcase cushion block 36 arranged on the workpiece frame bottom plate 7, wherein a placing space for placing a workpiece 9 to be assembled is arranged on the watchcase cushion block 36; the sliding plate 3 is arranged on the working table plate 1 in a sliding mode and connected to the driving end of the first linear driving machine 2, a plurality of spring pin shafts distributed along the same circumferential direction are arranged on the sliding plate 3, and the workpiece frame bottom plate 7 is supported on the top ends of the spring pin shafts.
The spring pin shaft comprises a pin shaft 4 and a compression spring 5 sleeved on the pin shaft 4; the upper end of the pin shaft 4 is connected with the workpiece table bottom plate 7, the lower end of the pin shaft is inserted into the sliding plate 3 and can move relative to the sliding plate 3, the upper end of the compression spring 5 is connected with the lower surface of the workpiece table bottom plate 7, and the lower end of the compression spring is connected with the upper surface of the sliding plate 3.
The feeding mechanism also comprises a workpiece clamping component; the workpiece clamping assembly comprises an optical axis guide rail I.31 vertically arranged on the sliding plate 3, a clamping cylinder fixing frame 8 which is arranged at the top end of the optical axis guide rail linear bearing I.31 through a linear bearing I.33 and connected to the workpiece frame bottom plate 7, and a clamping cylinder 29 arranged on the clamping cylinder fixing frame 8, wherein a driving part of the clamping cylinder 29 is provided with two pneumatic clamping jaws for clamping or loosening a workpiece 9 to be assembled in the placing space.
The workpiece frame further comprises a lower cushion block 6, and the workpiece clamping assembly further comprises a clamping block 10, a clamping block connecting piece 11, a pneumatic claw connecting piece 13 and an optical axis horizontal type supporting seat I.31. Specifically, the first linear driving machine 2 is mounted on the work table 1 by screws, and the sliding plate 3 is mounted on the driving end of the first linear driving machine 2 by screws. The workpiece frame bottom plate 7 is elastically arranged on the sliding plate 3 by three groups of pin shafts 4 and compression springs 5 with the same structure, wherein the three groups of pin shafts 4 and the compression springs 5 with the same structure are uniformly distributed along the same circumference of the workpiece frame bottom plate 7. The lower cushion block 6 is installed below the work rest base plate 7 through screws, the case cushion block 36 is installed above the work rest base plate 7, and the circle where the pin shaft 4 and the compression spring 5 are located is concentric with the center of the circle where the lower cushion block 6 and the case cushion block 36 are located. The clamping cylinder fixing frame 8 is installed above the workpiece frame bottom plate 7 through screws, and the clamping cylinder fixing frame 8 and the workpiece frame bottom plate 7 are arranged along the plate surface of the working bedplate 1 in a staggered mode. Two groups of optical axis horizontal supporting seats I.31 with the same structure are arranged on the sliding plate 3 through screws, two groups of linear bearings I.33 with the same structure are arranged on the reverse side of the panel of the clamping cylinder fixing frame 8, and an optical axis guide rail I.32 is arranged between the optical axis horizontal supporting seats I.31 and the linear bearings I.33, so that guiding is realized.
In conclusion, the workpiece frame bottom plate 7 is elastically connected with the compression springs 5 through three groups of pin shafts 4 with the same structure, and is guided by two groups of optical axis horizontal supporting seats I.31, linear bearings I.33 and optical axis guide rails I.32 with the same structure, and can translate with the first linear driving machine sliding plate 3, so that the feeding mechanism I can reciprocate in the feeding and discharging station and the assembling station. The clamping cylinder 29 is arranged on a panel of the clamping cylinder fixing frame 8, the two claws of the clamping cylinder 29 are sequentially connected with the gas claw connecting piece 13, the clamping block connecting piece 11 and the clamping block 10, and the clamping cylinder 29 loosens or clamps the workpiece 9 through the clamping block 10.
The action process of the feeding mechanism I is as follows: putting a workpiece 9 on a watchcase cushion block 36, starting a clamping cylinder 29 and clamping the workpiece 9 through a clamping block 10, and driving a first linear driving machine 2 to act and drive a first linear driving machine sliding plate 3 to send the workpiece 9 to an assembly station; after the assembly is completed, the first linear driving machine 2 acts and drives the first linear driving machine sliding plate 3 to send the workpiece 9 to the loading and unloading station, and the clamping cylinder 29 is started and releases the workpiece 9 through the clamping block 10.
In one embodiment of the present application, please refer to fig. 1-8. The pressing and rotating mechanism II comprises a pressing and rotating frame 12, a lifting plate 17, a second linear driving machine 18, a rotary driving machine 19, a gearbox 20, a coupler 21, a rotating shaft 22, a radial bearing 23, a tapered roller bearing 24, a press-fit fixing seat 25, a press-fit head 26, a spinning joint 27, a friction head 28, a pressing and rotating cushion block 30, a pressing and rotating bottom plate 34, an optical axis horizontal type supporting seat II.37, an optical axis guide rail II.38, a linear bearing II.39, a rotary driving machine support 40, a cylinder limiting block 41, a single-action pre-stretching cylinder 42, a pre-stretching cylinder fixing frame 43 and a sensing assembly. The sensing assembly comprises a displacement sensor 14, a displacement sensor connecting block 15, a micrometer fine adjustment frame 16 and a sensor pair block 35. The lower end of the shaft 22 has a first mounting location for removably mounting the mounting head. The press-fit fixing base 25 has a second mounting position for detachably mounting the mounting head.
Specifically, the chuck 12 is mounted on the work table 1 via a chuck base plate 34, the second linear motor 18 is mounted below the face plate of the chuck 12, and the lift plate 17 is mounted on the movable block of the second linear motor 18. The rotary driving machine 19 is connected with the gear box 20, is arranged on the lifting plate 17 through the rotary driving machine bracket 40, the rotating shaft 22 is arranged on the lifting plate 17 through the radial bearing 23 and the tapered roller bearing 24, the output shaft of the gear box 20 is connected with the upper end of the rotating shaft 22 through the coupler 21, and the lower end of the rotating shaft 22 can be connected with the spinning joint 27 and the friction head 28.
The press-fit fixing seat 25 is installed below the lifting plate 17, the press-fit fixing seat 25 can be connected with a press-fit head 26, and a connecting hole connected with the press-fit head 26 and the rotating shaft 22 are located in the same circle center. The pressure rotary cushion block 30 is mounted on the pressure rotary bottom plate 34, and the center of the pressure rotary cushion block is located on the axis of the rotating shaft 22. Four groups of optical axis horizontal supporting seats II.37 with the same structure are arranged on the lifting plate 17 along the axial lead of the symmetric rotating shaft 22, four groups of linear bearings II.39 with the same structure are arranged on the pressure rotating frame 12, and an optical axis guide rail II.38 is arranged between the optical axis horizontal supporting seats II.37 and the linear bearings II.39, thereby realizing the guiding.
The displacement sensor 14 is arranged on the micrometer fine adjustment frame 16 through a displacement sensor connecting block 15, and the micrometer fine adjustment frame 16 is arranged on the side surface of the lifting plate 17. The sensor pair block 35 is mounted on the spinning base plate 34 with its center located on the axial center line of the displacement sensor 14. The single-acting pre-stretching cylinder 42 is arranged on the side surface of the pressure rotating frame 12 through a pre-stretching cylinder fixing frame 43, and a cylinder limiting block 41 is arranged on a cylinder rod of the single-acting pre-stretching cylinder 42 and can limit the lifting plate 17 to prevent the lifting plate from moving downwards under the action of gravity.
The application provides an action process suitable for pressure of wrist-watch watchcase and bottom is revolved installation is as follows:
the first step is as follows: measuring standard value
The operation is performed by manual inching: the standard workpiece 9 is placed on the watchcase cushion block 36, the clamping cylinder 29 clamps the workpiece 9 through the clamping block 10, the first linear driving machine 2 acts and drives the first linear driving machine sliding plate 3 to send the workpiece 9 to the assembling station, and the rotary driving machine 19 does not operate at the moment; the single-action pre-stretching air cylinder 42 acts to drive the air cylinder limiting block 41 to retreat, and the limiting of the lifting plate 17 is released; the second linear driving machine 18 moves downwards to push the lifting plate 17 to drive the displacement sensor 14 to move downwards to stop; adjusting the micrometer fine adjustment frame 16, and controlling the distance between the displacement sensor 14 and the sensor pair block 35 to enable the output reading of the displacement sensor 14 to be 0; the second linear driving machine 18 moves upwards to reverse, the single-action pre-stretching air cylinder 42 moves forwards, and the air cylinder limiting block 41 is driven to limit the lifting plate 17; the first linear driving machine 2 acts to drive the first linear driving machine sliding plate 3 to send the standard workpiece 9 back to the loading and unloading station, and the clamping cylinder 29 releases the standard workpiece 9 through the clamping block 10.
The second step is that: workpiece assembly
Adopts automatic operation: the workpiece 9 is placed on the watchcase cushion block 36, the clamping cylinder 29 clamps the workpiece 9 through the clamping block 10, and the first linear driving machine 2 acts to drive the first linear driving machine sliding plate 3 to send the workpiece 9 to the assembling station; if the press fit is carried out, the lower end of the rotating shaft 22 is not connected with the spinning joint, the press fit fixing seat 25 is connected with the press fit head 26, and the rotary driving machine 19 does not operate; if the rotary mounting is carried out, the press-fit fixing seat 25 is not connected with the press-fit head 26, the lower end of the rotating shaft 22 is connected with the press-fit head and the friction head 28, and the rotary driver 19 operates; the single-action pre-stretching air cylinder 42 acts to drive the air cylinder limiting block 41 to retreat, and the limiting of the lifting plate 17 is released; the second linear driving machine 18 moves downwards to realize press fitting or screw mounting, at the moment, the displacement sensor 14 outputs an assembly reading, compares the assembly reading with a standard value, judges whether the assembly is qualified or not, and gives an alarm for unqualified assembly; the second linear driving machine 18 moves upwards to reverse, the single-action pre-stretching air cylinder 42 moves forwards, the air cylinder limiting block 41 limits the lifting plate 17, the first linear driving machine 2 moves to drive the first linear driving machine sliding plate 3 to send the workpiece 9 back to the feeding and discharging station, and the clamping air cylinder 29 loosens the workpiece 9 through the clamping block 10 to complete a cycle.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022068539.4U CN212515392U (en) | 2020-09-18 | 2020-09-18 | Press-fit rotary installation machine suitable for watch shell and bottom cover |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022068539.4U CN212515392U (en) | 2020-09-18 | 2020-09-18 | Press-fit rotary installation machine suitable for watch shell and bottom cover |
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| CN212515392U true CN212515392U (en) | 2021-02-09 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112068413A (en) * | 2020-09-18 | 2020-12-11 | 天王电子（深圳）有限公司 | Press-fit rotary installation machine suitable for watch shell and bottom cover |
| CN114442467A (en) * | 2022-02-18 | 2022-05-06 | 广东雷诺精密科技有限公司 | Watch glass opener and opening method |
-
2020
- 2020-09-18 CN CN202022068539.4U patent/CN212515392U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112068413A (en) * | 2020-09-18 | 2020-12-11 | 天王电子（深圳）有限公司 | Press-fit rotary installation machine suitable for watch shell and bottom cover |
| CN112068413B (en) * | 2020-09-18 | 2024-10-29 | 天王电子（深圳）有限公司 | A press-fit screw-on machine suitable for watch cases and bottom covers |
| CN114442467A (en) * | 2022-02-18 | 2022-05-06 | 广东雷诺精密科技有限公司 | Watch glass opener and opening method |
| CN114442467B (en) * | 2022-02-18 | 2022-09-30 | 广东雷诺精密科技有限公司 | Watch glass opener and opening method |
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