CN214443275U - Bench drill for clock processing - Google Patents
Bench drill for clock processing Download PDFInfo
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- CN214443275U CN214443275U CN202120697191.7U CN202120697191U CN214443275U CN 214443275 U CN214443275 U CN 214443275U CN 202120697191 U CN202120697191 U CN 202120697191U CN 214443275 U CN214443275 U CN 214443275U
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- drill bit
- position sensor
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Abstract
The utility model aims at providing a clock and watch bench drill for processing, including main part machine and motor element, install drill bit assembly on the main part machine, the motor element is used for driving the drill bit assembly rotates, main part machine and motor element interval set up; the motor assembly comprises a rotating motor, and a motor shaft of the rotating motor is provided with a driving belt wheel; the drill bit assembly comprises a rotating main shaft, a drill bit positioned at the lower end of the rotating main shaft and a driven belt wheel fixed at the upper end of the rotating main shaft; the driving belt wheel is connected with the driven belt wheel through an elastic transmission belt. The main body machine and the motor component of the utility model are arranged at intervals, so that the influence of the vibration generated when the rotating motor operates on the stability of the main body machine is reduced; in addition, the rotating electrical machines are connected with the drill bit assembly through elastic transmission belts in a transmission mode, the elastic transmission belts play a role in shock absorption, and the accuracy of drill bit construction is improved.
Description
Technical Field
The utility model relates to a bench drill is used in clock and watch processing.
Background
The watch hand of the wrist watch usually adopts the core sleeve 1 to connect and fix with dial plate, the said core sleeve 1 processes the inner hole 2 with 0.16-0.25mm through the bench drill, as shown in figure 1, while installing, insert the core sleeve 1 into the centre hole of the dial plate 3 first, then put the watch hand 4 on the core sleeve 1, and then punch into the inner hole of the core sleeve 1 to roll and press it to make it rivet with the watch hand through the drift of the spin riveting machine.
Because the core sleeve is a precise device with a fine inner hole, when a common bench drill is used for machining, the motor for driving the drill bit to rotate is loaded in the main machine body, and the motor causes the whole machine body to resonate when operating, so that the drill bit is easy to deviate, and the machining accuracy is further influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a clock and watch bench drill for processing, including main part machine and motor element, install drill bit assembly on the main part machine, the motor element is used for driving the drill bit assembly rotates, main part machine and motor element interval set up; the motor assembly comprises a rotating motor, and a motor shaft of the rotating motor is provided with a driving belt wheel; the drill bit assembly comprises a rotating main shaft, a drill bit positioned at the lower end of the rotating main shaft and a driven belt wheel fixed at the upper end of the rotating main shaft; the driving belt wheel is connected with the driven belt wheel through an elastic transmission belt.
The main body machine and the motor component of the bench drill of the utility model are arranged at intervals, so that the influence of the vibration generated when the rotating motor operates on the stability of the main body machine is reduced; in addition, the rotating electrical machines are connected with the drill bit assembly through elastic transmission belts in a transmission mode, the elastic transmission belts play a role in shock absorption, and the accuracy of drill bit construction is improved.
Drawings
Fig. 1 is a schematic structural view of a core sleeve according to the background art of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a schematic structural diagram of the main body machine of the present invention.
Fig. 4 is an exploded view of the main body machine of the present invention.
Fig. 5 is a cross-sectional view of the motor assembly of the present invention.
Detailed Description
The application scheme is further described below with reference to the accompanying drawings:
referring to fig. 1 to 5, the table drill for the clock processing comprises a main body 10 and a motor assembly 20, wherein a drill bit assembly 30 is mounted on the main body 10, and the motor assembly 20 is used for driving the drill bit assembly 30 to rotate. The main body machine 10 and the motor assembly 20 are arranged at intervals; the motor assembly 20 comprises a rotating motor 21, and a motor shaft 211 of the rotating motor 21 is provided with a driving belt pulley 22; the drill head assembly 30 includes a rotary main shaft 31, a drill head 32 at a lower end of the rotary main shaft 31, and a driven pulley 33 fixed to an upper end of the rotary main shaft 31. The driving pulley 22 and the driven pulley 33 are connected by an elastic transmission belt 34.
According to the technical scheme, the main body machine 10 and the motor assembly 20 are arranged at intervals, so that the influence of vibration generated when the rotating motor 21 operates on the stability of the main body machine 10 is reduced; in addition, the rotating motor 21 is in transmission connection with the drill bit assembly 30 through an elastic transmission belt, and the elastic transmission belt plays a role in shock absorption, so that the accuracy of drill bit construction is improved.
The main body machine 10 is mounted with a jig assembly 40 and a lifting assembly 50. The clamp assembly 40 is positioned below the drill 32 and used for clamping a processing workpiece (core sleeve); the lifting assembly 50 is coupled to the drill head assembly 30 to move the drill head assembly 30 up and down toward and away from the chuck assembly 40. Specifically, the lifting assembly 50 is a longitudinal linear module, and includes a screw rod guide rail 51, a sliding table 52 sliding along the screw rod guide rail 51, and a servo motor 53 driving the sliding table 52 to slide. The drill bit assembly 30 is installed on a connecting seat 35, specifically, the rotating main shaft 31 of the drill bit assembly 30 penetrates through a through hole of the connecting seat 35, and the connecting seat 35 is connected with the sliding table 52.
The main body machine 10 is provided with a cantilever 11, the cantilever 11 is provided with a shaft hole 12, the shaft hole 12 is internally provided with a shaft sleeve 36, and the middle part of the rotating main shaft 31 is embedded in the shaft sleeve 36.
During machining, a machining workpiece (core sleeve) is fixed through the clamp assembly 40, the drill bit assembly 30 is controlled to move downwards through the lifting assembly 50 to drill the core sleeve, and the core sleeve moves upwards to reset after machining.
In addition, the moving stroke of the sliding table 52 can be controlled by combining with a control system, so that the lifting range of the drill bit assembly 30 can be controlled to adapt to the processing of core sleeves with different lengths and sizes.
The rotating motor 21 is arranged on a motor base 23, and the motor base 23 is sleeved on an upright post 24 and can move up and down along the upright post 24; a lifting adjusting limiting part 25 is arranged below the motor base 23 on the upright post 24.
The lifting adjustment limiting part 25 comprises a fixing sleeve 251 and an adjusting ring 252, and the fixing sleeve 251 is sleeved on the upright column 24 and is fixedly connected with the upright column 24; the adjusting ring 252 is sleeved on the fixed sleeve 251 and is in threaded connection with the fixed sleeve 251, and the adjusting ring 252 is matched with the thread on the outer wall of the fixed sleeve 251 to rotate through the thread on the inner ring of the adjusting ring 252 so as to perform up-and-down movable adjustment; the top of the adjusting ring 252 is against the bottom of the motor base 23. The rotary motor 21 can be adjusted in height by lowering the adjustment limiting member 25 to fit the position of the drill bit assembly 30.
The watch-working bench drill further comprises a controller (not shown in the drawings). An upper limit position sensor 54 and a lower limit position sensor 55 are arranged on the lead screw guide rail 51; the controller is respectively in communication connection with the upper limit position sensor 54 and the lower limit position sensor 55; the upper limit position sensor 54 is used for feeding back a signal to the controller when sensing that the sliding table 52 reaches the upper limit position; the lower limit position sensor 55 is used for feeding back a signal to the controller when sensing that the slide table 52 reaches the lower limit position. The servo motor 53 is controlled by the controller, and the controller displays an alarm signal on the man-machine interaction interface after receiving the feedback signal and stops operating the servo motor 53.
The settings of the upper limit position sensor 54 and the lower limit position sensor 55 provide hardware support for the movable range monitoring diagnostics of the slide table 52.
An initial position sensor 56 is arranged on the lead screw guide rail 51, and the initial position sensor 56 is positioned between the upper limit position sensor 54 and the lower limit position sensor 55; the initial position sensor 56 is in communication connection with the controller; the initial position sensor 56 is used for feeding back a signal to the controller when sensing that the slide table 52 reaches the initial position. The controller is provided with a reset key (not shown in the figures), when the stroke range of the sliding table 52 exceeds the upper limit position or the lower limit position, the reset key can be operated to control the servo motor 53 to drive the sliding table 52 to reset, namely, the controller controls the servo motor 53 to operate, when the sliding table 52 reaches the initial position, the initial position sensor 56 feeds back a signal to the controller, and the controller controls the servo motor 53 to stop operating.
The setting of the home position sensor 56 provides hardware support for the setting of the reset function of the bench drill.
The upper limit position sensor 54, the initial position sensor 56 and the lower limit position sensor 55 are all groove-shaped photoelectric sensors and are sequentially arranged along the screw guide rail 51 from top to bottom; the sliding table 52 is provided with a cut-off piece 521 for triggering the groove-type photoelectric sensor. The intercepting piece 521 slides synchronously with the sliding table 52 and is sensed when the intercepting piece 521 passes through the sensing groove of the groove-shaped photoelectric sensor.
The above preferred embodiments should be considered as examples of the embodiments of the present application, and technical deductions, substitutions, improvements and the like similar to, similar to or based on the embodiments of the present application should be considered as the protection scope of the present patent.
Claims (8)
1. The utility model provides a bench drill is used in clock and watch processing, includes main part machine and motor element, install drill bit assembly on the main part machine, motor element is used for the drive drill bit assembly rotates its characterized in that:
the main body machine and the motor assembly are arranged at intervals;
the motor assembly comprises a rotating motor, and a motor shaft of the rotating motor is provided with a driving belt wheel;
the drill bit assembly comprises a rotating main shaft, a drill bit positioned at the lower end of the rotating main shaft and a driven belt wheel fixed at the upper end of the rotating main shaft;
the driving belt wheel is connected with the driven belt wheel through an elastic transmission belt.
2. The timepiece-machining bench drill according to claim 1, wherein:
the main body machine is provided with a clamp assembly and a lifting assembly;
the clamp assembly is positioned below the drill bit and used for clamping a machining workpiece;
the lifting assembly is connected with the drill bit assembly so as to drive the drill bit assembly to move up and down to be close to or far away from the clamp assembly.
3. The timepiece-machining bench drill according to claim 2, wherein:
the rotating motor is arranged on a motor base, and the motor base is sleeved on an upright post and can move up and down along the upright post;
a lifting adjusting limiting part is arranged on the upright post and below the motor base;
the lifting adjustment limiting part comprises a fixed sleeve and an adjusting ring, and the fixed sleeve is sleeved on the upright post and is fixedly connected with the upright post; the adjusting ring is sleeved on the fixing sleeve and is in threaded connection with the fixing sleeve, and the adjusting ring is matched with the fixing sleeve through threads to rotate so as to perform up-and-down movable adjustment; the top of the adjusting ring is propped against the bottom of the motor seat.
4. The timepiece-machining bench drill according to claim 2, wherein:
the lifting assembly comprises a screw rod guide rail, a sliding table sliding along the screw rod guide rail and a servo motor driving the sliding table to slide;
drill bit assembly installs on a connecting seat, and concrete drill bit assembly's rotatory main shaft wears to establish in the perforation of connecting seat with connecting seat normal running fit, the connecting seat with the slip table is connected.
5. The timepiece-machining bench drill according to claim 1, wherein:
the main body machine is provided with a cantilever, the cantilever is provided with a shaft hole, a shaft sleeve is arranged in the shaft hole, and the rotating main shaft is nested in the shaft sleeve.
6. The timepiece-machining bench drill according to claim 4, wherein:
the device also comprises a controller;
an upper limit position sensor and a lower limit position sensor are arranged on the lead screw guide rail;
the controller is respectively in communication connection with the upper limit position sensor and the lower limit position sensor;
the upper limit position sensor is used for feeding back a signal to the controller when sensing that the sliding table reaches the upper limit position;
the lower limit position sensor is used for feeding back a signal to the controller when sensing that the sliding table reaches the lower limit position.
7. The timepiece-machining bench drill according to claim 6, wherein:
an initial position sensor is arranged on the lead screw guide rail and is positioned between the upper limit position sensor and the lower limit position sensor;
the initial position sensor is in communication connection with the controller;
the initial position sensor is used for feeding back a signal to the controller when sensing that the sliding table reaches the initial position.
8. The timepiece-machining bench drill according to claim 7, wherein:
the upper limit position sensor, the lower limit position sensor and the initial position sensor are all groove-shaped photoelectric sensors;
the sliding table is provided with a shutoff piece for triggering the groove-shaped photoelectric sensor,
the intercepting piece and the sliding table synchronously slide, and the position of the sliding table is sensed when the intercepting piece passes through the sensing groove of the groove-shaped photoelectric sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120697191.7U CN214443275U (en) | 2021-04-06 | 2021-04-06 | Bench drill for clock processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120697191.7U CN214443275U (en) | 2021-04-06 | 2021-04-06 | Bench drill for clock processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214443275U true CN214443275U (en) | 2021-10-22 |
Family
ID=78177685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120697191.7U Active CN214443275U (en) | 2021-04-06 | 2021-04-06 | Bench drill for clock processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214443275U (en) |
-
2021
- 2021-04-06 CN CN202120697191.7U patent/CN214443275U/en active Active
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