CN-114879470-B - Timing mechanism of mechanical watch

CN114879470BCN 114879470 BCN114879470 BCN 114879470BCN-114879470-B

Abstract

The invention belongs to the field of mechanical watches, and particularly relates to a timing mechanism of a mechanical watch. The technical scheme is that the timing mechanism of the mechanical watch comprises a second counting structure, a scoring structure, a timing structure and a control structure, wherein the second counting structure, the scoring structure and the timing structure are installed in a machine core clamping plate group of the mechanical watch in a plane serial connection mode, and the control structure is used for controlling the second counting structure, the scoring structure and the timing structure. According to the timing mechanism of the mechanical watch, the clutch device is arranged in a vertical mode, so that the mechanical watch can be accurately controlled, and the phenomenon of tooth ejection can be avoided.

Inventors

LI JIN
YUE XUDONG

Assignees

孔雀表业(集团)有限公司

Dates

Publication Date: 20260508
Application Date: 20220421

Claims (4)

1. The timing mechanism of the mechanical watch is characterized by comprising a second counting structure, a scoring structure, a timing structure and a control structure, wherein the second counting structure, the scoring structure and the timing structure are installed in a core clamping plate group of the mechanical watch in a plane series connection mode, and the control structure is used for controlling the second counting structure, the scoring structure and the timing structure; The second counting structure comprises a second counting shaft, a second counting wheel, a double-layer gear and a second counting hand, wherein the second counting wheel is fixedly arranged on the second counting shaft, the double-layer gear comprises a small gear and a large gear, the small gear and the large gear are pressed together, and the double-layer gear is sleeved on the second counting shaft; the scoring structure comprises a scoring shaft, a scoring wheel, a transfer gear, a heart-shaped cam I and a scoring needle, wherein the scoring wheel is fixedly arranged on the scoring shaft, the scoring shaft is arranged in a core clamping plate group in a rotating connection mode, and the heart-shaped cam I is fixedly arranged on the scoring wheel; The timing structure comprises a timing shaft, a timing wheel, a transmission gear set, a heart-shaped cam II and a timing hand, wherein the timing wheel is fixedly arranged on the timing shaft, the timing shaft is arranged in a core clamping plate set in a rotating connection mode, the heart-shaped cam II is fixedly arranged on the timing wheel; the control structure comprises a clutch device, a transfer gear positioning device, a clutch control device and a reset device; The clutch device comprises a clutch shaft, an upper clutch, a lower clutch, a connecting spring piece, a tray, a clamp spring, a heart-shaped cam III and a spring pulling rod, wherein two ends of the clutch shaft are fixedly arranged in a core clamping plate group; the device comprises a main body, a second counting wheel, a lower clutch, a heart-shaped cam, a shifting spring rod, a right angle bend, a heart-shaped cam, a first driving wheel, a second driving wheel and a second driving wheel, wherein the upper clutch is provided with an upper clutch gear which is meshed with the second counting wheel; The connecting spring piece is provided with three short claws and three long claws, the short claws are bent upwards, the long claws are bent downwards, the short claws are used for being hooked with the upper clutch, and the long claws are used for being hooked with the lower clutch.
2. The mechanical watch timing mechanism according to claim 1, wherein the transfer gear positioning device comprises a gear positioning rod, a positioning shaft and a spring piece, the positioning shaft is fixedly arranged on the movement clamping plate group, the tail part of the gear positioning rod is rotationally connected with the positioning shaft, the front end of the gear positioning rod is clamped on the transfer gear to be positioned, the tail end of the spring piece is fixedly arranged on the movement clamping plate group, and the front end of the spring piece is attached to the tail part of the gear positioning rod to apply pressure to perform positioning.
3. The timing mechanism of the mechanical watch according to claim 2, wherein the clutch control device comprises a clutch executing push rod, a pin shaft I, a clutch executing push rod II, a pin shaft II, a column wheel, a pin shaft III, a column wheel positioning rod, a pin shaft IV and a starting push rod, the pin shaft I is fixedly arranged on a machine core clamping plate group, the tail of the clutch executing push rod I is rotationally connected with the pin shaft, the pin shaft II is fixedly arranged on the machine core clamping plate group, the tail of the clutch executing push rod II is rotationally connected with the pin shaft II, the tail end of the clutch executing push rod I is provided with a return spring rod, the end of the return spring rod is limited by a limit pin on the clamping plate group, the front end of the clutch executing push rod I is provided with a flat spade II, the other side of the front end of the clutch executing push rod II is provided with a flat spade II, the other side is provided with a convex head, the pin shaft III is fixedly arranged on the machine core clamping plate group, the column wheel is sleeved on the pin shaft III, the outer edge of the column wheel is provided with 12 helical teeth uniformly distributed, the upper parts of the helical teeth are provided with 6 straight teeth, the adjacent teeth are provided with tooth grooves, the two helical teeth are mutually arranged, the protruding heads of the clutch executing push rod II are in contact with the straight teeth or the helical teeth are rotationally connected with the pin shaft II, the front end of the flat wheel is fixedly arranged at the tail parts of the flat disc II, the front end of the flat disc is fixedly connected with the front end of the flat disc II, the flat disc is fixedly arranged at the front end of the flat disc, and is fixedly connected with the flat disc II, and is fixedly connected with the flat disc, and is fixedly arranged at the front end of the flat disc, and is fixedly connected with the flat wheels.
4. The timing mechanism of a mechanical watch according to claim 3, wherein the reset device comprises a reset execution push rod, a second reset rod, a reset connecting rod, a pin roll five, a reset push rod, a pin roll six and an elastic reed, wherein the reset execution push rod is of a U-shaped structure, two sides of the reset execution push rod are respectively provided with a special-shaped sliding groove and a bulge position nail, the tail of the second reset rod is fixedly connected with the middle part of the reset execution push rod, the reset execution push rod is provided with a special-shaped through groove I, a special-shaped through groove II and a special-shaped through groove III, the special-shaped through groove II and the special-shaped through groove III are respectively sleeved on 2 clamping plate position nails of a core clamping plate group, the special-shaped through groove II and the special-shaped through groove III are respectively connected with the pin, the pin roll five is fixedly arranged on the core clamping plate group, the front end of the second reset rod is connected with the pin roll five in a rotating mode, the tail of the reset connecting rod is provided with the pin roll five in a rotating mode, the front of the reset connecting rod is provided with the special-shaped sliding groove and the bulge position nail, the special-shaped sliding groove I is sleeved on the bulge position nail, the side of the special-shaped through groove II and the special-shaped through groove III is respectively sleeved on the bulge position nail, the special-shaped through groove II is fixedly sleeved on the clamping plate nail, the six side of the reset connecting rod is fixedly connected with the other end of the reset push rod is fixedly arranged on one side of the lug pin and the other end of the reset push rod and is fixedly connected with one end of the lug pin.

Description

Timing mechanism of mechanical watch Technical Field The invention belongs to the field of mechanical watches, and particularly relates to a timing mechanism of a mechanical watch. Background In mechanical watches, in particular in watches with a time counting function, it is necessary to provide a clutch device and a control device. In the clock core of the prior structure, the clutch device adopts a horizontal installation mode, and a rotating gear is meshed with and separated from a static gear through the action of a control mechanism, so that the starting and the stopping of a timing function are realized. Or the control mechanism of the timing function adopts a cam mode, and the cam reciprocates under the action of the control rod. The structure has the following defects that the second passing wheel always in a rotating state is meshed with the second counting gear in a static state, a tooth ejection phenomenon is easy to occur, so that a timing function cannot be implemented, the swing amplitude is instantaneously reduced at the moment of meshing the gears, the stability of a machine core is affected, the second passing wheel and the second passing wheel are small in modulus, the processing difficulty is high, the timing control device adopts a cam mode, the processing difficulty is high, and the functional reliability is poor. Disclosure of Invention The invention provides a timing mechanism of a mechanical watch, wherein a clutch device is arranged in a vertical mode, so that the mechanical watch can be accurately controlled, and the phenomenon of tooth ejection can not occur. The technical scheme of the invention is as follows: The utility model provides a timing mechanism of mechanical wrist-watch, includes second structure, score structure, timing structure and controls the structure, second structure, score structure and timing structure are installed in the mode of adopting the plane series connection in the core splint group of mechanical wrist-watch, control the structure be used for right second structure, score structure and timing structure are controlled in implementation. Further, the timing mechanism of the mechanical watch comprises a second counting shaft, a second counting wheel, a double-layer gear and a second counting hand, wherein the second counting wheel is fixedly arranged on the second counting shaft, the double-layer gear comprises a small gear and a large gear, the small gear and the large gear are pressed together, the double-layer gear is sleeved on the second counting shaft, the second counting shaft is installed in a core clamping plate group in a rotating connection mode, and the second counting hand is fixedly installed at the end of the second counting shaft and is positioned on the surface of a core. Further, the timing mechanism of the mechanical watch comprises a counting shaft, a counting wheel, a transfer gear, a heart-shaped cam I and a counting needle, wherein the counting wheel is fixedly arranged on the counting shaft, the counting shaft is installed in a core clamping plate group in a rotating connection mode, the heart-shaped cam I is fixedly arranged on the counting wheel, the counting wheel is meshed with the transfer gear, the transfer gear is meshed with the large gear, and the counting needle is fixedly installed at the end head of the counting shaft and is positioned on the surface of the core. Further, the timing mechanism of the mechanical watch comprises a timing shaft, a timing wheel, a transmission gear set, a heart-shaped cam II and a timing hand, wherein the timing wheel is fixedly arranged on the timing shaft, the timing shaft is installed in a core clamping plate set in a rotating connection mode, the heart-shaped cam II is fixedly arranged on the timing wheel, the transmission gear set comprises a transmission gear and a transmission gear shaft, the transmission gear and the transmission gear shaft are fixedly connected together, the transmission gear is meshed with the pinion, the transmission gear shaft is meshed with the timing wheel, and the timing hand is fixedly installed at the end of the timing shaft and located on the surface of the core. Further, the timing mechanism of the mechanical watch comprises a clutch device, a transfer gear positioning device, a clutch control device and a reset device. Further, the timing mechanism of the mechanical watch comprises a clutch shaft, an upper clutch, a lower clutch, a connecting spring piece, a tray, a clamp spring, a heart-shaped cam III and a spring pulling rod, wherein two ends of the clutch shaft are fixedly arranged in a core clamping plate group, the upper clutch and the lower clutch are sleeved on the clutch shaft, the tray is arranged between the upper clutch and the lower clutch, the connecting spring piece is arranged between the tray and the upper clutch, and the clamp spring is arranged between the upper part of the upper clutch and the upper end of the clutch shaft; the upper