CN209980027U

CN209980027U - Time and time telling and carving device for mechanical big clock

Info

Publication number: CN209980027U
Application number: CN201920595941.2U
Authority: CN
Inventors: 初孔涛; 孙钰凯; 孙俊峰; 朱子鑫; 朱长红
Original assignee: YANTAI CHIJIU CLOCK-WATCH Co Ltd
Current assignee: YANTAI CHIJIU CLOCK-WATCH Co Ltd
Priority date: 2019-04-28
Filing date: 2019-04-28
Publication date: 2020-01-21
Anticipated expiration: 2029-04-28

Abstract

The utility model relates to a time and time telling device of a mechanical big clock, which comprises a time telling and carving system and a time telling system; the telegraph-carving system comprises a starting cam fixed on the split shaft, a telegraph-carving cam fixed on the split shaft, and a starting lever, a telegraph-carving sector gear, a shifting gear cam, a lifting stop lever and a telegraph-carving stop lever which are respectively arranged on the clock body through shafts; the time telling system comprises a starting cam A fixed on a time shaft, a time telling cam fixed on the time shaft, and a time telling starting lever, a time telling sector gear, a shifting gear cam A, a lifting stopping lever A and a time telling stopping lever A which are respectively arranged on a clock body through shafts. The compact structure of the machine core can reduce the overall dimension of the machine core, save the processing cost of other parts, realize the better symmetry of the machine core and improve the aesthetic effect of the appearance; the parts are easy to process and convenient to debug; the device has accurate indication, improves the power and is not easy to block the machine core.

Description

Time and time telling and carving device for mechanical big clock

Technical Field

The utility model relates to a device is carved to big clock newspaper of machinery belongs to mechanical clock newspaper technical field.

Background

The mechanical turret clock movement mainly comprises a travel time mechanism, a time telling and engraving mechanism, a power mechanism and the like; at present, the time telling and time telling mechanisms are various in types, and have the defects that parts are difficult to process, the structure is not compact, the size of a machine core is larger, the installation and debugging of equipment are influenced, and the processing cost is higher; the movement is easy to block in the running process, and the running time of the movement is influenced; the reporting of the engraving is easy to make mistakes.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the easy inaccurate problem of current large-scale mechanical clock time telling, provide a device is carved in time telling of mechanical big clock, mainly used control strikes the moment of clock.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a time and time telling device of a mechanical big clock is characterized by comprising a time telling and time telling system and a time telling system;

the telegraph-carving system comprises a starting cam fixed on the split shaft, a telegraph-carving cam fixed on the split shaft, and a starting lever, a telegraph-carving sector gear, a shifting gear cam, a lifting stop lever and a telegraph stop lever which are respectively arranged on the clock body through shafts; the starting cam and the newspaper carving cam are on the same axis, the starting cam is in contact with the end part of the power arm of the starting lever, and the end part of the resistance arm of the starting lever is in contact with the end part of the newspaper stopping lever; the scoring cam touches the end part of a power arm A of the scoring sector gear, the end part of a resistance arm A of the scoring sector gear is provided with a toothed ring part, the toothed ring part touches the movable end of the lifting stop lever, and the shifting tooth cam is positioned in the toothed ring part; the gear ring part comprises an elliptical ring, and one side of the elliptical ring, which is contacted with the lifting stop lever, is provided with an external gear part and an internal gear part; the external tooth part is provided with four tooth steps; the internal tooth part is provided with three tooth tips and an internal tooth step;

the time telling system comprises a starting cam A fixed on a time shaft, a time telling cam fixed on the time shaft, a time telling starting lever, a time telling sector gear, a gear shifting cam A, a lifting stopping lever A and a time telling stopping lever A which are respectively arranged on a clock body through shafts; the time telling starting lever comprises a resistance arm C with a power arm C in radian, a shaft hole is formed at the joint of the power arm C and the resistance arm C, the resistance arm C comprises a curved arc arm, a synapse is arranged at the curved inner side of the arc arm, a straight arm is arranged at the end part of the arc arm, a hook arm is arranged at the end part of the straight arm, a clamping groove is arranged on the straight arm, and a triangular clamping angle is arranged at one side of the clamping groove, which is positioned on the hook arm; the starting cam A and the time telling cam are on the same axis, the starting cam A is in synaptic contact with the time telling starting lever, and a clamping column for lifting the side surface of the lever A is placed in a clamping groove of the time telling starting lever; the starting cam A comprises a starting cam body A, and the outer ring of the starting cam body A is a spiral driving cambered surface A and a falling section A; the falling end face A is used for connecting the head and the tail of the driving cambered surface A; a starting cam shaft hole A is formed in the center of the starting cam body A; the timing cam touches the end part of a power arm B of the timing sector gear, the end part of a resistance arm B of the timing sector gear is provided with a toothed ring part A, the toothed ring part A touches the movable end of a lifting stop lever A, and the shifting tooth cam A is positioned in the toothed ring part A; the gear ring part A comprises an elliptical ring A, and an external tooth part A and an internal tooth part A are arranged on one side of the elliptical ring A, which is in contact with the lifting stop lever A; the external tooth part A has twelve tooth tops; the internal tooth part A is provided with twelve tooth tops; the balancing weight is installed at the end of the power arm C. The tooth-shifting cam transfers power to the tooth-shifting cam by means of the rotation of the machine core gear, so that the pole core drives the tooth-shifting cam to rotate to realize the fluctuation of the telegraph section teeth, and the transmission between the pole core and the tooth-shifting cam is the conventional gear transmission.

On the basis of the technical scheme, the utility model discloses a reach the convenience of use and the stability of equipment, can also make following improvement to foretell technical scheme:

furthermore, the starting cam comprises a starting cam body, and four groups of driving cambered surfaces and falling sections which are uniformly distributed on the outer ring of the starting cam body; the end parts of the driving cambered surfaces of the same group are positioned at the top of the falling end surface, and the other end parts of the driving cambered surfaces of the same group are positioned at the bottom of the falling section of the adjacent group; the center of the starting cam body is provided with a starting cam shaft hole.

Furthermore, an included angle between a power arm and a resistance arm of the starting lever forms an obtuse angle; the side of the end part of the resistance arm is provided with a limit block in a right trapezoid shape, and the oblique waist of the limit block is parallel to the resistance arm.

Furthermore, the newspaper stopping lever comprises two rotary straight arms with equal length and a newspaper stopping lever shaft hole at the joint of the two rotary straight arms.

Furthermore, the engraving and reporting cam comprises an engraving and reporting cam body, twelve groups of engraving and reporting steps are uniformly distributed on the circumference of the engraving and reporting cam body, and each group of engraving and reporting steps has four equal-height steps; the center of the engraving cam body is provided with an engraving cam shaft hole.

Furthermore, the included angle between the power arm A and the resistance arm A is a right angle.

Furthermore, a clamping block is arranged at the end part of the lifting stop lever, which is contacted with the toothed ring part.

Furthermore, an included angle between a power arm C and a resistance arm C of the time telling starting lever forms an obtuse angle; the side of the end part of the resistance arm C is provided with a limiting block B in a right trapezoid shape, and the oblique waist of the limiting block B is parallel to the resistance arm C.

Furthermore, the newspaper stopping lever A comprises two rotary straight arms with equal length and a newspaper stopping lever shaft hole at the joint of the two rotary straight arms.

Furthermore, the time telling cam comprises a time telling cam body, twelve time telling steps are uniformly distributed on the circumference of the time telling cam body, and the twelve time telling steps are spirally arranged; the center of the striking cam body is provided with a striking cam shaft hole.

The end part of the lifting and stopping lever A, which is contacted with the toothed ring part A, is provided with a clamping block A, and two sides of the lifting and stopping lever A are respectively provided with a clamping column and a limiting block A.

Furthermore, a tooth shifting cylinder is arranged on the side surface of the tooth shifting cam A.

Further, the gear shifting cam is a disc-shaped cam body with an L-shaped notch at the edge, a gear shifting cylinder is arranged on the side face of the cam body, and a gear shifting cam shaft hole is formed in the center of the cam body.

Furthermore, a time-telling forecast lever with a shaft hole is arranged between the time-telling carving sector gear and the lifting stop lever A, the time-telling forecast lever is Z-shaped, a small wheel is arranged at the end part of a forecast lever sliding arm of the time-telling forecast lever (the small wheel is arranged on the forecast lever through a shaft), the small wheel is in contact with the time-telling carving sector gear, and the end part of a forecast lever swinging arm of the forecast lever is in contact with a limit block on the side surface of the lifting stop lever A.

The invention has the advantages that the structure is compact, the overall dimension of the machine core can be reduced, the processing cost of other parts is saved, the symmetry of the machine core is better, the aesthetic effect of the appearance is improved, the parts are easy to process, and the debugging is convenient; the power is accurately improved by the scale reporting, and the machine core is not easy to be blocked.

Drawings

FIG. 1 is a schematic view of the overall structure of a striking and engraving device of a mechanical clock of the present application;

FIG. 2 is a schematic diagram of a newspaper engraving system;

FIG. 3 is a schematic diagram of a time-telling system;

FIG. 4 is a schematic view of a structure of a newspaper carving sector gear;

FIG. 5 is a schematic structural view of a tooth-shifting cam;

FIG. 6 is a schematic view of the actuating lever structure;

FIG. 7 is a schematic diagram of a stop-report lever structure;

FIG. 8 is a schematic view of the structure of the striking lever A;

FIG. 9 is a schematic view of the backside structure of FIG. 8;

FIG. 10 is a schematic diagram of a striking forecast lever;

FIG. 11 is a schematic view of a striking sector gear;

FIG. 12 is a schematic view of a striking actuating lever;

FIG. 13 is a schematic structural diagram of a striking start cam A;

FIG. 14 is a schematic structural view of a striking start cam;

FIG. 15 is a schematic view of the striking cam;

FIG. 16 is a schematic structural view of a scoring cam;

FIG. 17 is a schematic structural diagram of a time and alarm stopping lever A;

fig. 18 is a schematic structural diagram of the positional relationship between the forecast time lever and the forecast time sector gear and the forecast time stop lever a.

The reference numbers are recorded as follows:

1-quarter sector gear, 1.1-power arm A, 1.2-resistance arm A, 1.3-gear ring part, 1.31-elliptical ring, 1.32-external tooth part and 1.33-internal tooth part;

2-a gear shifting cam, 2.1-a cam body, 2.2-an L-shaped gap, 2.3-a gear shifting cam shaft hole and 2.4-a gear shifting cylinder;

3-starting a lever, 3.1-a power arm, 3.2-a resistance arm and 3.3-a limiting block;

4-stop newspaper lever, 4.1-rotating straight arm, 4.2-stop newspaper lever shaft hole;

5-lifting the stop lever;

6-forecast lever, 6.1-forecast lever swing arm, 6.2-forecast lever shaft hole and 6.3-forecast lever sliding arm;

7-a time telling lifting stop lever A, 7.1-a lifting stop lever A body, 7.2-a clamping block A, 7.3-a lifting stop lever A shaft hole, 7.4-a limiting block A and 7.5-a clamping column;

8-time-telling and newspaper-stopping lever A, 8.1-rotating straight arm A, 8.2-newspaper-stopping lever shaft hole A;

9-time telling and gear shifting cam A;

10-telegraph sector gear, 10.1-power arm B, 10.2-resistance arm B, 10.3-gear ring part A, 10.31-elliptical ring A, 10.32-external gear part A and 10.33-internal gear part A;

11-a counterweight block;

12-striking start lever, 12.1-power arm C, 12.2-resistance arm C, 12.2.1-arc arm, 12.2.2-synapse, 12.2.3-straight arm, 12.2.4-hook arm, 12.2.5-clip angle, 12.2.6-clip groove;

13-time telling start cam A, 13.1-start cam body A, 13.2-drive arc surface A, 13.3-drop section A, 13.4-start cam shaft hole A;

14-telegraph of the starting cam, 14.1-starting cam body, 14.2-driving arc surface, 14.3-falling end surface, and 14.4-starting cam shaft hole;

15-time telling cam, 15.1-time telling cam body, 15.2-time telling step, 15.3-time telling cam shaft hole;

16-a scoring cam, 16.1-a scoring cam body, 16.2-a scoring step and 16.3-a scoring cam shaft hole.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

A time and moment telling device of a mechanical clock (see figures 1-3) comprises a time and moment telling system and a time telling system;

the telegraph-carving system (see figure 2) comprises a starting cam 14 fixed on a minute shaft (namely a minute hand output shaft), a telegraph-carving cam 16 fixed on the minute shaft, and a starting lever 3, a telegraph-carving sector gear 1, a shifting gear cam 2, a lifting-stopping lever 5 and a telegraph-stopping lever 4 which are respectively arranged on a clock body through shafts; the telegraph-and-inscription starting cam 14 and the telegraph-and-inscription cam 16 are on the same axis, the telegraph-and-inscription starting cam 14 touches the end of the power arm 3.1 of the starting lever 3, and the end of the resistance arm 3.2 of the starting lever 3 touches the end of the telegraph-and-inscription stopping lever 4; the scoring cam 16 touches the end part of a power arm A1.1 of the scoring sector gear 1 (see figure 4), the end part of a resistance arm A1.2 of the scoring sector gear 1 is provided with a toothed ring part 1.3, the toothed ring part 1.3 touches the movable end of the lifting stop lever 5, and the tooth shifting cam 2 is positioned in the toothed ring part 1.3; the gear ring part 1.3 comprises an elliptical ring 1.31, one side of the elliptical ring 1.31, which is contacted with the lifting and stopping lever 5, is provided with an external gear part 1.32 and an internal gear part 1.33 (the internal gear part 1.33 of the newspaper engraving sector gear is contacted with a gear shifting shaft of 2.3 of the newspaper engraving shifting cam 2, and the newspaper engraving shifting cam dials one newspaper engraving sector gear internal gear part 1.33 every turn; the external tooth part 1.32 is provided with four tooth steps; the inner tooth part 1.33 is provided with three tooth tips and an inner tooth step (a power arm A and a resistance arm A are connected with each other, a shaft hole for fixing is formed in the position where the power arm A and the resistance arm A are connected, the end part of the power arm A moves on the circumference of a telling cam, twelve groups of steps are arranged on the circumference of the telling cam, twelve time points on a clock correspond to the twelve time points, four steps are arranged on each group of steps, four moments within one hour correspond to the four moments within one hour, when the telling cam rotates, the end part of the power arm A moves inwards from the steps on the outer side and falls into the corresponding steps at a preset moment, the end part of a lifting and stopping lever at the moment can be clamped on the corresponding steps of the outer tooth part, 4 steps are arranged on the outer tooth part, and each step corresponds to one moment, and a corresponding knocking frequency is determined;

the striking system comprises a starting cam A13 fixed on a time shaft, a striking cam 15 fixed on the time shaft, a striking starting lever 12, a striking sector gear 10, a striking shifting gear cam A9, a lifting lever A7 and a striking stopping lever A8 which are respectively arranged on a clock body through the shaft; the striking start lever 12 (see fig. 12) includes a power arm C12.1, a resistance arm C12.2, a power arm C12.1 and a resistance arm C12.2 are connected to form an arc, a shaft hole [ the shaft hole is used for being mounted on a clock body through a shaft ], the resistance arm C12.2 includes a curved arc arm 12.2.1, a synapse 12.2.2 [ the synapse is in contact with a striking start cam 13 ] is arranged on the curved inner side of the arc arm 12.2.1, a straight arm 12.2.3 is arranged at the end of the arc arm 12.2.1, a hook arm 12.2.4 is arranged at the end of the straight arm 12.2.3, a slot 12.2.6 is arranged on the straight arm 12.2.3, and a triangular clamping angle 12.2.5 is arranged on the side of the hook arm 12.2.4 of the slot 12.2.6; the time-telling starting cam A13 and the time-telling cam 15 are on the same axis, the time-telling starting cam A13 is in contact with a synapse 12.2.2 of the time-telling starting lever 12, and a clamping column 7.5 for lifting the side face of the stopping lever A7 is arranged in a clamping groove 12.2.6 of the time-telling starting lever 12; the striking starting cam A13 (see figure 13) comprises a striking starting cam body A13.1, and the outer ring of the striking starting cam body A13.1 is a spiral driving arc surface A13.2 and a falling section A13.3; the falling end face A13.3 connects the head and the tail of the driving cambered surface A13.2; the center of the striking start cam body A13.1 is provided with a start cam shaft hole A13.4; the striking cam 15 touches the end of the power arm B10.1 of the striking sector 10 (see fig. 11), the end of the resistance arm B10.2 of the striking sector 10 is provided with a toothed ring part A10.3, the toothed ring part A10.3 touches the movable end of the lifting stop lever A7, and the striking cam A9 is positioned in the toothed ring part A10.3; the gear ring part A10.3 comprises an elliptical ring A10.31, and one side of the elliptical ring A10.31, which is contacted with the lifting stop lever A7, is provided with an external gear part A10.32 and an internal gear part A10.33; the external tooth part A10.32 has twelve tooth tips; the internal tooth part A10.33 has twelve tooth tips; the balancing weight 11 is installed at the tip of power arm C12.1 (the balancing weight has the mounting hole), and the tip of power arm C sets up a thin connecting rod, and the mounting hole of balancing weight is worn into to the connecting rod, fixes through nut etc..

On the basis of the above technical solution, in order to implement the installation and the operation, the above technical solution is described in detail or improved as follows:

the telling start cam 14 (see fig. 14) comprises a telling start cam body 14.1, four groups of driving arc surfaces 14.2 and falling sections 14.3 which are uniformly distributed on the outer ring of the start cam body 14.1; the end part of the driving cambered surface 14.2 of the same group is positioned at the top of the falling end surface 14.3, and the other end part of the driving cambered surface 14.2 is positioned at the bottom of the falling section 14.3 of the adjacent group; the start cam body 14.1 has a start cam shaft hole 14.4 in the center. The starting cam is fixedly arranged on the minute hand shaft through a starting cam shaft hole, and the falling end face is the head-tail connecting face of two adjacent driving cambered surfaces.

The included angle between the power arm 3.1 and the resistance arm 3.2 of the starting lever 3 (see fig. 6) forms an obtuse angle; the side of the tip of resistance arm 3.2 sets up the stopper 3.3 of a right angle trapezoidal form, and stopper 3.3's oblique waist is parallel with resistance arm 3.2. A shaft hole used for being fixed on the clock body is arranged between the power arm and the resistance arm of the starting lever, and the starting lever completely uses self weight as power. The limiting block is used for limiting the action of the newspaper stopping lever.

The newspaper stopping lever 4 (see fig. 7) comprises two rotary straight arms 4.1 with equal length and two newspaper stopping lever shaft holes 4.2 at the joint of the rotary straight arms 4.1. The alarm stopping lever can rotate, which is the result of the linkage of the internal gear of the mechanical clock, when the end part of the alarm stopping lever is contacted with the limiting block, the alarm stopping lever is clamped, otherwise, the alarm stopping lever rotates, and the clock rings.

The engraving and reporting cam 16 (see fig. 16) comprises an engraving and reporting cam body 16.1, twelve groups of engraving and reporting steps 16.2 are uniformly distributed on the circumference of the engraving and reporting cam body 16.1, and each group of engraving and reporting steps has four equal-height steps; the center of the scoring cam body 16.1 is provided with a scoring cam shaft hole 16.3. The scoring steps are 12 groups and are uniformly arranged on a circumference, and each scoring step has 4 steps corresponding to four moments.

The included angle between the power arm A1.1 and the resistance arm A1.2 is a right angle (see figure 3).

A clamping block is arranged at the end part of the lifting stop lever 5 contacted with the toothed ring part. The lifting stop lever and the striking lifting stop lever A have the same structure because the lifting stop lever and the striking lifting stop lever A are used at different positions and are correspondingly distinguished by different expressions.

An included angle between a power arm C12.1 and a resistance arm C12.2 of the time telling starting lever 12 (see figure 12) forms an obtuse angle; the side of the end of the resistance arm C12.2 is provided with a limit block B12.3 in a right trapezoid shape, and the oblique waist of the limit block B12.3 is parallel to the resistance arm C12.2.

The striking and stopping lever A8 (see FIG. 17) includes two rotating straight arms A8.1 with equal length and a stopping lever axle hole A8.2 at the joint of the two rotating straight arms A8.1.

The striking cam 15 (see fig. 15) comprises a striking cam body 15.1, twelve striking steps 15.2 are uniformly distributed on the circumference of the striking cam body 15.1, and the twelve striking steps are arranged in a spiral shape; the center of the striking cam body 15.1 is provided with a striking cam shaft hole 15.3.

A clamping block A7.2 is arranged at the end part of the lifting and stopping lever A7 (see fig. 8 and 9) contacted with the toothed ring part A10.3, and a clamping column 7.5 and a limiting block A7.4 are respectively arranged at the two sides of the lifting and stopping lever A7. When the striking start cam A13 reaches the full-time position, a synapse 12.2.2 of the striking start lever 12 is clamped into the bottom of a falling section A13.3.3 of the striking start cam A13, the striking start lever 12 is jacked up a clamping column 7.5 of a striking lift lever A7 by a clamping groove 12.5.6 of the striking start lever 12 under the action of gravity of a balancing weight 11, a clamping block A7.2 is separated from an external tooth part A10.32 of a striking fan-shaped tooth 10, and a limiting block A7.4 is separated from a limiting block of a striking stop lever A8 to start striking.

The side surface of the gear shifting cam A9 is provided with a gear shifting cylinder.

The tooth-shifting cam 2 (see fig. 5) is a disc-shaped cam body 2.1 with an L-shaped gap 2.2 at the edge, a tooth-shifting cylinder 2.4 is arranged on the side surface of the cam body 2.1, and a tooth-shifting cam shaft hole 2.3 is arranged at the center of the cam body 2.1. The gear shifting cam 2 is connected with the machine core through a gear, and the machine core drives the gear shifting cam to rotate.

The structure of the gear shifting cam A is the same as that of the gear shifting cam.

A time-telling forecast lever 6 with a forecast lever shaft hole 6.2 is arranged between the forecast sector tooth 1 and the lifting stop lever A7, the time-telling forecast lever 6 is Z-shaped, a small wheel is arranged at the end part of a forecast lever sliding arm 6.3 of the time-telling forecast lever 6 and is in contact with the forecast sector tooth 1, and the end part of a forecast lever swinging arm 6.1 of the forecast lever 6 is in contact with a limit block 7.4 at the side surface of the lifting stop lever A7.

When the carving sector 1 returns to the original position, the carving sector 1 jacks up a forecast lever sliding arm 6.3 of the time-reporting forecast lever 6, the time-reporting forecast lever 6 rotates along a forecast lever shaft hole 6.2 [ the time-reporting forecast lever is installed in a shell of a clock through the forecast lever shaft hole ], and the time-reporting stop lever A8 and the end part of a forecast lever swing arm 6.1 release to rotate. The end part of the time-telling and alarm-stopping lever A8 is blocked at the limited block 7.4 of the lifting and stopping lever A7.

The striking sector tooth 1 returns to rotate and pushes against the end part (see fig. 18) of a forecast lever sliding arm 6.3 of the forecast lever 6, the forecast lever 6 rotates through a forecast lever shaft hole 6.2, the end part of a forecast lever swing arm 6.1 with a stop block moves downwards, and a forecast time and alarm stopping lever A8 is separated from the stop block at the end part of the forecast lever swing arm 6.1 to start rotating.

The mechanism mainly comprises a time telling part and a time telling part.

The carving reporting part comprises: the device comprises a newspaper carving sector gear 1, a newspaper carving shifting gear cam 2, a starting lever 3, a newspaper stopping lever 4, a lifting stopping lever 5, a newspaper carving starting cam 14 and a newspaper carving cam 16.

The time reporting part comprises: the timing device comprises a timing forecast lever 6, a lifting stop lever A7, a timing stop lever 8, a timing shifting gear cam 9, a timing sector gear 10, a balancing weight 11, a timing start lever 12, a timing start cam 13 and a timing cam 15.

When the movement drives the split shaft to rotate the scoring starting cam 14 to rotate, the scoring starting cam 14 is jacked up to lift the lifting lever 5 when reaching a high point (a joint of the driving arc surface 14.2 and the upper end of the falling section 14.3), the scoring sector gear 1 rotates by gravity inertia, the scoring sector gear 1 rotates and is clamped on a corresponding position of the corresponding scoring cam 16 (at each corresponding moment, the end part of a power arm 1.1 of the scoring sector gear 1 is clamped on a scoring step 16.2 on the scoring sector gear at the corresponding moment), the scoring cam 16 is installed on a time shaft of the movement, and the scoring sector gear 1 is just landed on the whole scoring position of the scoring cam 16 when the movement normally travels to a position of several moments. When the machine core normally walks, 3.1 of the start lever 3 falls into 14.3 of the start lever 14 by gravity when the timing start cam 14 reaches the full timing, a rear stop block 3.3 of the start lever 3 is separated from a stop block of the stop lever 4 by gravity, the timing start whole mechanism is driven by a gear to start rotating, simultaneously the timing shifting gear cam 2 rotates 2.2 shifting gear shafts to shift 1.33 inner teeth of the timing sector gear 1 to return, the stop lever 5 is locked when shifting one tooth, and finally the timing is finished, the stop lever 5 is blocked by the timing sector gear 1, and the stop lever 4 is stopped by an upper stop block of the stop lever 5. The upper edge of the first class hour reporting and carving sector gear 1 is jacked up 6 a time reporting and forecasting lever, and meanwhile, a time reporting mechanism carries out forecasting action.

When the time-telling cam 13 reaches the integral position, a synapse 12.2.2 of the time-telling starting lever 12 is clamped into the bottom of a falling section A13.3 of the time-telling cam 13, the time-telling starting lever is jacked up by a clamping groove 12.5.6 of the time-telling starting lever 12 under the action of gravity of a balancing weight 11 to lift a clamping column 7.5 of a lifting lever A7, a clamping block 7.2 is separated from an external tooth part A10.32 of a time-telling sector tooth 10, meanwhile, a limiting block 7.4 is separated from a clamping block of the time-telling stopping lever 8, and time telling starts. The whole mechanism starts to rotate by being driven by a gear, meanwhile, a timing shifting gear cam 9 rotates a shifting gear shaft to shift an inner tooth part A10.33 of a timing sector 10 to return, a locking action is carried out when a tooth lifting stop lever A7 is shifted, finally, the timing sector 10 is clamped by a lifting stop lever A7, an upper stop block of a lifting stop lever A7 blocks a timing stop lever A8, meanwhile, a clamping groove 12.2.6 of a timing start lever 12 falls into a clamping column 7.5 of the lifting stop lever A7, and timing is finished.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A time and moment telling device of a mechanical big clock is characterized by comprising a time and moment telling system and a time telling system;

the newspaper engraving system comprises a starting cam (14) fixed on the split shaft, a newspaper engraving cam (16) fixed on the split shaft, and a starting lever (3), a newspaper engraving sector gear (1), a gear shifting cam (2), a lifting stop lever (5) and a newspaper stopping lever (4) which are respectively arranged on the clock body through shafts; the starting cam (14) and the newspaper carving cam (16) are on the same axis, the starting cam (14) touches the end of a power arm (3.1) of the starting lever (3), and the end of a resistance arm (3.2) of the starting lever (3) touches the end of the newspaper stopping lever (4); the scoring cam (16) touches the end part of a power arm A (1.1) of the scoring sector gear (1), the end part of a resistance arm A (1.2) of the scoring sector gear (1) is provided with a toothed ring part (1.3), the toothed ring part (1.3) touches the movable end of the lifting stop lever (5), and the shifting cam (2) is positioned in the toothed ring part (1.3); the gear ring part (1.3) comprises an elliptical ring (1.31), and one side of the elliptical ring (1.31) in contact with the lifting stop lever (5) is provided with an external tooth part (1.32) and an internal tooth part (1.33); the outer tooth (1.32) has four steps; the internal tooth (1.33) has three tooth tips and an internal step;

the time telling system comprises a starting cam A (13) fixed on a time shaft, a time telling cam (15) fixed on the time shaft, and a time telling starting lever (12), a time telling sector gear (10), a gear shifting cam A (9), a lifting stop lever A (7) and a time telling stop lever A (8) which are respectively arranged on a clock body through shafts; the striking starting lever (12) comprises a power arm C (12.1) and a resistance arm C (12.2) in a radian, a shaft hole is formed in the joint of the power arm C (12.1) and the resistance arm C (12.2), the resistance arm C (12.2) comprises a bent arc arm (12.2.1), a synapse (12.2.2) is arranged on the bent inner side of the arc arm (12.2.1), a straight arm (12.2.3) is arranged at the end part of the arc arm (12.2.1), a hook arm (12.2.4) is arranged at the end part of the straight arm (12.2.3), a clamping groove (12.2.6) is arranged on the straight arm (12.2.3), and a triangular clamping angle (12.2.5) is arranged on one side, located on the hook arm (12.2.4), of the clamping groove (12.2.6); the starting cam A (13) and the time telling cam (15) are on the same axis, the starting cam A (13) is in contact with a synapse (12.2.2) of the time telling starting lever (12), and a clamping column (7.5) for lifting the side face of the stopping lever A (7) is arranged in a clamping groove (12.2.6) of the time telling starting lever (12); the starting cam A (13) comprises a starting cam body A (13.1), the outer ring of the starting cam body A (13.1) is a spiral driving arc surface A (13.2) and a falling section A (13.3); the falling end face A (13.3) connects the head and the tail of the driving cambered surface A (13.2); the center of the starting cam body A (13.1) is provided with a starting cam shaft hole A (13.4); the striking cam (15) touches the end of a power arm B (10.1) of the striking sector gear (10), the end of a resistance arm B (10.2) of the striking sector gear (10) is provided with a gear ring part A (10.3), the gear ring part A (10.3) touches the movable end of a lifting stop lever A (7), and the shifting cam A (9) is positioned in the gear ring part A (10.3); the gear ring part A (10.3) comprises an elliptical ring A (10.31), and one side of the elliptical ring A (10.31) in contact with the lifting stop lever A (7) is provided with an external gear part A (10.32) and an internal gear part A (10.33); the external tooth part A (10.32) has twelve tooth tips; the internal tooth part A (10.33) has twelve tooth tips; the balancing weight (11) is arranged at the end part of the power arm C (12.1).

2. The mechanical grand clock striking device according to claim 1, characterized in that, said starting cam (14) comprises a starting cam body (14.1), four groups of driving arc surfaces (14.2) and falling sections (14.3) which are uniformly distributed on the outer ring of the starting cam body (14.1); the end parts of the driving cambered surfaces (14.2) in the same group are positioned at the top of the falling end surface (14.3), and the other end parts of the driving cambered surfaces (14.2) are positioned at the bottom of the falling section (14.3) in the adjacent group; the center of the starting cam body (14.1) is provided with a starting cam shaft hole (14.4).

3. The mechanical big clock striking device according to claim 1, characterized in that the included angle between the power arm (3.1) and the resistance arm (3.2) of the actuating lever (3) forms an obtuse angle; the side of the end part of the resistance arm (3.2) is provided with a limiting block (3.3) in a right trapezoid shape, and the oblique waist of the limiting block (3.3) is parallel to the resistance arm (3.2).

4. The mechanical big clock timing and carving device according to claim 1, characterized in that the stop lever (4) comprises two rotating straight arms (4.1) with equal length and a stop lever shaft hole (4.2) at the joint of the two rotating straight arms (4.1).

5. The mechanical big clock striking and carving device according to claim 1, characterized in that the striking and carving cam (16) comprises a striking and carving cam body (16.1), twelve groups of striking and carving steps (16.2) are uniformly distributed on the circumference of the striking and carving cam body (16.1), and each group of striking and carving steps has four equal-height steps; the center of the scoring cam body (16.1) is provided with a scoring cam shaft hole (16.3).

6. The mechanical grand clock striking device according to claim 2, wherein the angle between power arm A (1.1) and resistance arm A (1.2) is at right angle.

7. The mechanical grand clock striking device according to claim 1, wherein a latch is provided at an end of said lifting lever (5) contacting with said toothed ring portion.

8. The mechanical big clock striking and carving device according to claim 1, characterized in that the included angle between the power arm C (12.1) and the resistance arm C (12.2) of the striking start lever (12) forms an obtuse angle; the side of the end part of the resistance arm C (12.2) is provided with a limiting block B (12.3) in a right trapezoid shape, and the oblique waist of the limiting block B (12.3) is parallel to the resistance arm C (12.2).

9. The mechanical big clock timing and carving device according to claim 1, characterized in that the stop lever A (8) comprises two rotating straight arms A (8.1) with equal length and a stop lever shaft hole A (8.2) at the joint of the two rotating straight arms A (8.1).

10. The mechanical big clock striking and carving device according to claim 1, characterized in that the striking cam (15) comprises a striking cam body (15.1), twelve striking steps (15.2) are evenly distributed on the circumference of the striking cam body (15.1), and the twelve striking steps are arranged in a spiral shape; the center of the timing cam body (15.1) is provided with a timing cam shaft hole (15.3).

11. The mechanical grand clock striking device according to claim 1, wherein a latch a (7.2) is disposed at the end of the lifting lever a (7) contacting the toothed ring portion a (10.3), and a latch post (7.5) and a stopper a (7.4) are disposed at both sides of the lifting lever a (7).

12. The mechanical grand clock striking device according to claim 1, characterized in that the side of said tooth-dialing cam a (9) is provided with a tooth-dialing cylinder.

13. The mechanical grand clock striking device according to claim 1, characterized in that, the said striking cam (2) is a disc-shaped cam body (2.1) with L-shaped notch (2.2) at the edge, the side of the cam body (2.1) is provided with a striking cylinder (2.4), the center of the cam body (2.1) is provided with a striking camshaft hole (2.3).

14. The mechanical grand clock timing and carving device according to claim 1, characterized in that a timing forecast lever (6) with a shaft hole (6.2) is installed between the timing forecast sector tooth (1) and the lifting lever A (7), the timing forecast lever (6) is Z-shaped, a small wheel is arranged at the end of a forecast lever sliding arm (6.3) of the timing forecast lever (6), the small wheel touches the timing forecast sector tooth (1), and the end of a forecast lever swinging arm (6.1) of the forecast lever (6) touches a limit block (7.4) at the side of the lifting lever A (7).