CN217238614U

CN217238614U - Clock movement transmission structure

Info

Publication number: CN217238614U
Application number: CN202122872649.0U
Authority: CN
Inventors: 吴术罡
Original assignee: Fujian Zhongchen Precision Co ltd
Current assignee: Fujian Zhongchen Precision Co ltd
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-08-19
Anticipated expiration: 2031-11-23

Abstract

The utility model discloses a clock cassette mechanism transmission structure, including shell and pivot subassembly, shell front end surface is equipped with the dial plate, and the inside hour hand that is equipped with of dial plate, hour hand right side is provided with minute hand, and the left side top of minute hand is equipped with the second hand, the rear end fixedly connected with minute hand gear of minute hand for reduce and be connected frictional force between gear axostylus axostyle and the shell pivot unit mount in the bottom of minute hand gear, the pivot subassembly includes gear pole, the lantern ring, ball, spacing groove and holding ring, the lantern ring is installed to the gear pole end, and lantern ring both sides are provided with the ball, the spacing groove has been seted up to the ball outside, and the spacing groove outside is equipped with the holding ring, the holding ring outside is installed in the inside of shell. This clock and watch core transmission structure adopts mutually supporting between a plurality of subassemblies for frictional force between shell and the gear pole reduces, can also oil lubricating gear simultaneously, reduces the frictional force between the clock and watch core, improves power transmission efficiency.

Description

Clock movement transmission structure

Technical Field

The utility model relates to a clock and watch core technical field specifically is a clock and watch core transmission structure.

Background

A timepiece is a device for timing and also a precision instrument for measuring and indicating time. Timepieces are generally distinguished by the size of the internal machine. According to international convention, the clock is used when the diameter of the movement exceeds 80 mm and the thickness exceeds 30 mm; the pocket watch is characterized in that the pocket watch has a diameter of 37-50 mm and a thickness of 4-6 mm; the watch is arranged below the diameter of 37 mm; a diameter of no more than 20 mm or a movement area of no more than 314 mm, called a woman's watch. The watch is one of the smallest, most robust, and most delicate machines invented by humans.

Clock cassette mechanism on the market has the shortcoming that the friction force of a gear shaft at the joint of a frame or a shell is large, and the traditional gear shaft is directly connected with the frame or the shell, so that the friction force between the gear shaft and the frame is increased, the consumption of kinetic energy is increased, and therefore a clock cassette mechanism transmission structure is provided.

Disclosure of Invention

An object of the utility model is to provide a clock and watch core transmission structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a clock cassette mechanism transmission structure, includes shell and pivot subassembly, shell front end surface is equipped with the dial plate, and the inside hour hand that is equipped with of dial plate, hour hand right side is provided with minute hand, and the left side top of minute hand is equipped with the second hand, the rear end fixedly connected with minute hand gear of minute hand for reduce and be connected frictional force between gear axostylus axostyle and the shell pivot unit mount in the bottom of minute hand gear, the pivot subassembly includes gear pole, the lantern ring, ball, spacing groove and holding ring, the lantern ring is installed to the gear pole end, and lantern ring both sides are provided with the ball, the spacing groove has been seted up to the ball outside, and the spacing groove outside is equipped with the holding ring, the holding ring outside is installed in the inside of shell.

Preferably, an hour hand gear is arranged on the left side of the minute hand gear, and the top end of the hour hand gear is fixedly connected with an hour hand.

Preferably, the top of the hour hand gear is engaged with a second hand gear, and the top end of the central rotating shaft of the second hand gear is fixed with the second hand.

Preferably, a lubricating gear is arranged at the top of the second hand gear, and the lubricating gear is arranged at the top of the inner side of the shell.

Preferably, lubricated gear top is equipped with the fuel feeding unit who is used for oiling to lubricated gear, fuel feeding unit is including card shell, push rod and support, the inside interlude in card shell left side is equipped with the push rod, and the push rod right side is provided with the support.

Preferably, the oil supply assembly further comprises a sponge gear, a piston and an oil tank, the sponge gear is arranged inside the support, the piston is arranged at the top of the sponge gear, and the oil tank is arranged outside the piston.

Preferably, the oil supply assembly further comprises an oil supply port, a spring and a pressing plate, the oil supply port is formed in the top of the oil tank, the top of the oil supply port penetrates through the top of the clamping shell, the spring is arranged at the left end of the clamping shell, and the pressing plate is installed at the left end of the spring.

The utility model provides a clock and watch core transmission structure possesses following beneficial effect: this clock and watch core transmission structure adopts mutually supporting between a plurality of subassemblies for frictional force between shell and the gear pole reduces, can also oil lubricating gear simultaneously, reduces the frictional force between the clock and watch core, improves power transmission efficiency.

1. The utility model discloses a pivot subassembly sets up for gear pole drives the lantern ring that the end set up and carries out fixed connection when minute hand gear drive gear pole rotates, and the spacing inslot activity that the ball that its outside set up was offered in the holding ring is inside to the rethread lantern ring drive, frictional force when reduction gear pole that can be very big rotates with the shell junction through the ball.

2. The utility model discloses an oil supply unit sets up, make the clamp plate pass through the inside sponge gear of push rod drive support and lubricated gear engagement, the piston that sets up on support top right side when sponge gear and lubricated gear engagement promotes the inside grease of oil tank and removes to the right side, and the oil-out that sets up through the oil tank right side drips to the sponge gear, rethread sponge gear is lubricated gear meshing department around and oils, rethread lubricating gear is to second hand gear, hour hand gear and minute hand gear oil, play the effect of collective lubrication.

3. The utility model discloses a minute hand gear cooperation hour hand gear sets up for drive second hand gear and minute hand gear rotate when hour hand gear rotation, minute hand gear minute hand will rotate the round when minute hand gear rotates a scale, and second hand gear and minute hand gear directly set up the consumption of power that brings with hour hand gear both sides reduction multiunit gear transmission that can be very big.

Drawings

Fig. 1 is a schematic view of the overall structure of a clock movement transmission structure of the present invention;

fig. 2 is a schematic view of a connection structure of an hour hand gear and a lubricating gear of the clock movement transmission structure of the present invention;

fig. 3 is a schematic structural view of a rotating shaft assembly of the clock movement transmission structure of the present invention;

fig. 4 is a schematic structural view of an oil supply assembly of the clock movement transmission structure of the present invention.

In the figure: 1. a housing; 2. a dial plate; 3. a hour hand; 4. needle separation; 5. a second hand; 6. a minute hand gear; 7. a rotating shaft assembly; 701. a gear lever; 702. a collar; 703. a ball bearing; 704. a limiting groove; 705. a positioning ring; 8. an hour hand gear; 9. a second hand gear; 10. lubricating the gear; 11. an oil supply assembly; 1101. clamping a shell; 1102. a push rod; 1103. a support; 1104. a sponge gear; 1105. a piston; 1106. an oil tank; 1107. an oil supply port; 1108. a spring; 1109. and (7) pressing a plate.

Detailed Description

As shown in fig. 1-3, a clock movement transmission structure comprises a housing 1 and a rotating shaft assembly 7, wherein a dial 2 is arranged on the front end surface of the housing 1, an hour hand 3 is arranged inside the dial 2, a minute hand 4 is arranged on the right side of the hour hand 3, a second hand 5 is arranged on the top of the left side of the minute hand 4, a minute hand gear 6 is fixedly connected to the rear end of the minute hand 4, the rotating shaft assembly 7 for reducing the connecting friction force between a gear shaft lever and the housing 1 is arranged at the bottom of the minute hand gear 6, the rotating shaft assembly 7 comprises a gear lever 701, a lantern ring 702, balls 703, a limiting groove 704 and a positioning ring 705, the end of the gear lever 701 is provided with the lantern ring 702, the two sides of the lantern ring 702 are provided with the balls 703, the outside of the ball 703 is provided with the limiting groove 704, the outside of the positioning ring 704 is provided with the positioning ring, the outside of the positioning ring is arranged inside the housing 1, when the gear lever 701 is driven by the minute hand gear 6 to rotate, the gear lever 701 drives the lantern ring 702 to fixedly connect, then, the ball 703 arranged outside the lantern ring 702 is driven to move in the limit groove 704 arranged inside the positioning ring 705 through the lantern ring 702, and the friction force generated when the joint of the gear rod 701 and the shell 1 rotates can be greatly reduced through the ball 703.

Referring to fig. 2, an hour hand gear 8 is disposed on the left side of the minute hand gear 6, the top end of the hour hand gear 8 is fixedly connected to the hour hand 3, a second hand gear 9 is engaged with the top end of the hour hand gear 8, the top end of the central shaft of the second hand gear 9 is fixed to the second hand 5, a lubrication gear 10 is disposed on the top end of the second hand gear 9, and the lubrication gear 10 is disposed on the top portion of the inner side of the housing 1, the hour hand gear 8 rotates while driving the second hand gear 9 and the minute hand gear 6 to rotate, the minute hand gear 6 rotates one turn when the hour hand gear 8 rotates one scale, the second hand gear 9 rotates one turn when the minute hand gear 6 rotates one turn, and the second hand gear 9 and the minute hand gear 6 are directly disposed on both sides of the hour hand gear 8, which can greatly reduce power consumption caused by multi-gear transmission.

Referring to fig. 4, an oil supply assembly 11 for oiling the lubricating gear 10 is disposed at the top of the lubricating gear 10, the oil supply assembly 11 includes a clamping shell 1101, a push rod 1102 and a support 1103, the push rod 1102 is disposed inside the left side of the clamping shell 1101 in an inserting manner, the support 1103 is disposed on the right side of the push rod 1102, the oil supply assembly 11 further includes a sponge gear 1104, a piston 1105 and an oil tank 1106, the sponge gear 1104 is disposed inside the support 1103, a piston 1105 is disposed on the top of the sponge gear 1104, the oil tank 1106 is disposed outside the piston 1105, the oil supply assembly 11 further includes an oil supply port 1107, a spring 1108 and a pressing plate 1109, the oil supply port 1107 is disposed on the top of the oil tank 1106, the oil supply port top penetrates through the top of the clamping shell 1101, a spring 1108 is disposed at the left end of the clamping shell 1101, the pressing plate 1109 is mounted at the left end of the spring 1108, the pressing plate 1109 drives the sponge gear 1107 inside the support 1103 to mesh with the lubricating gear 10 through the push rod 1102, the piston 1105 drives the sponge gear 1105 to mesh with the lubricating gear 10 disposed on the right side of the support 1103 to push grease inside of the oil tank 1104 to push the oil on the right side of the oil supply port 1104 to push the oil to the right side of the oil tank 1104 to the oil supply assembly to the right side of the oil supply assembly 1104 while the lubricating gear 10 to mesh with the sponge gear 1104 while the sponge gear 1104 to mesh with the sponge gear 10, and mesh the sponge gear 1104 The oil is removed, and drips to the sponge gear 1104 through an oil outlet formed in the right side of the oil tank 1106, then the sponge gear 1104 is used for oiling the meshing part around the lubricating gear 10, and then the lubricating gear 10 is used for oiling the second hand gear 9, the hour hand gear 8 and the minute hand gear 6, so that the function of collective lubrication is achieved.

In conclusion, in the transmission structure of the clock movement, when in use, the hour hand gear 8 rotates to drive the second hand gear 9 and the minute hand gear 6 to rotate, when the hour hand gear 8 rotates for a scale, the minute hand gear 6 rotates for one minute, when the minute hand gear 6 rotates for a scale, the second hand gear 9 rotates for one circle, the second hand gear 9 and the minute hand gear 6 are directly arranged on both sides of the hour hand gear 8, which can greatly reduce the power consumption caused by the transmission of a plurality of groups of gears, when the minute hand gear 6 drives the gear lever 701 to rotate, the gear lever 701 drives the lantern ring 702 arranged at the tail end to be fixedly connected, then the lantern ring 702 drives the balls 703 arranged outside to move in the limit groove 704 arranged inside the positioning ring 705, when the ball 703 can greatly reduce the friction force when the joint of the gear lever 701 and the housing 1 rotates, when oil lubrication is needed, the pressing plate 9 drives the sponge gear 1104 inside the bracket 1103 to be meshed with the lubricating gear 10 through the pushing rod 1102, when the sponge gear 1104 is meshed with the lubricating gear 10, the piston 1105 arranged on the right side of the top of the support 1103 pushes grease in the oil tank 1106 to move towards the right side, and the grease is dripped to the sponge gear 1104 through an oil outlet arranged on the right side of the oil tank 1106, then the oil is applied to the meshing part around the lubricating gear 10 through the sponge gear 1104, and then the oil is applied to the second hand gear 9, the hour hand gear 8 and the minute hand gear 6 through the lubricating gear 10, so that the collective lubricating effect is achieved.

Claims

1. A clock movement transmission structure comprises a shell (1) and a rotating shaft assembly (7), and is characterized in that a dial (2) is arranged on the surface of the front end of the shell (1), an hour hand (3) is arranged inside the dial (2), a minute hand (4) is arranged on the right side of the hour hand (3), a second hand (5) is arranged on the top of the left side of the minute hand (4), a minute hand gear (6) is fixedly connected to the rear end of the minute hand (4), the rotating shaft assembly (7) used for reducing the connecting friction force between a gear shaft rod and the shell (1) is arranged at the bottom of the minute hand gear (6), the rotating shaft assembly (7) comprises a gear rod (701), a lantern ring (702), balls (703), limiting grooves (704) and a positioning ring (705), lantern rings (702) are arranged at the tail ends of the gear rod (701), the balls (703) are arranged on two sides of the lantern ring (702), the limiting grooves (704) are formed outside the ball (703), and a positioning ring (705) is arranged outside the limiting groove (704), and the outer side of the positioning ring (705) is arranged inside the shell (1).

2. A timepiece movement transmission according to claim 1, wherein an hour hand gear (8) is provided on the left side of the minute hand gear (6), and the top end of the hour hand gear (8) is fixedly connected to the hour hand (3).

3. A timepiece movement transmission structure according to claim 2, wherein a seconds wheel (9) is provided in mesh with the top of the hour wheel (8), and the top of the central axis of the seconds wheel (9) is fixed to the seconds hand (5).

4. A timepiece movement transmission structure according to claim 3, wherein the second hand gear (9) is provided with a lubricating gear (10) at the top, and the lubricating gear (10) is provided at the top inside the case (1).

5. A timepiece movement transmission structure according to claim 4, wherein an oil supply assembly (11) for oiling the lubricating gear (10) is disposed at the top of the lubricating gear (10), the oil supply assembly (11) includes a clamping shell (1101), a push rod (1102) and a bracket (1103), the push rod (1102) is inserted into the left side of the clamping shell (1101), and the bracket (1103) is disposed on the right side of the push rod (1102).

6. A timepiece movement transmission structure according to claim 5, wherein the oil supply unit (11) further includes a sponge gear (1104), a plunger (1105) and an oil tank (1106), the sponge gear (1104) is disposed inside the holder (1103), the plunger (1105) is disposed on the top of the sponge gear (1104), and the oil tank (1106) is disposed outside the plunger (1105).

7. A clock movement transmission structure according to claim 6, characterized in that the oil supply assembly (11) further comprises an oil supply port (1107), a spring (1108) and a pressing plate (1109), the oil supply port (1107) is arranged at the top of the oil tank (1106), the top of the oil supply port (1107) penetrates through the top of the clamping shell (1101), the spring (1108) is arranged at the left end of the clamping shell (1101), and the pressing plate (1109) is installed at the left end of the spring (1108).