CN216248787U

CN216248787U - Positioning tool of press machine for processing clock dial

Info

Publication number: CN216248787U
Application number: CN202122906851.0U
Authority: CN
Inventors: 赵瑞泉
Original assignee: Qingdao Zixin Industrial Co ltd
Current assignee: Qingdao Zixin Industrial Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-04-08
Anticipated expiration: 2031-11-24

Abstract

The utility model provides a positioning tool of a press machine for processing a clock dial, which comprises a tool chassis, a driving device and two arc-shaped clamping blocks, wherein the tool chassis is of a cavity structure, two sliding grooves are formed in the upper end of the tool chassis, the driving device comprises a micro-control motor and two screw rods, a driven bevel gear is installed at one end of each of the two screw rods, the micro-control motor is installed at one end of the front side of the tool chassis, an output shaft of the micro-control motor is connected with the driving bevel gear, the two screw rods are provided with driving wheels, a driving belt is sleeved between the two driving wheels, the centers of the two screw rods are used as nodes, the rotating lines of the two ends are opposite, the two ends of the two screw rods are symmetrically provided with screw base, the upper ends of the four screw base are provided with connecting columns, the upper ends of the two connecting columns are provided with moving frames, and the two arc-shaped clamping blocks are symmetrically installed on the inner sides of the two moving frames respectively, so that the device is simple in structure and easy to operate, the device is small and exquisite and convenient to install, and accurate fixation can be achieved through the matching of the driving device and the two arc-shaped clamping blocks.

Description

Positioning tool of press machine for processing clock dial

Technical Field

The utility model relates to the technical field of clock dial plate processing, in particular to a positioning tool of a press machine for clock dial plate processing.

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, firmest and most precise machines invented by human, the manufacture of the clock dial is strict, a press machine is needed to be used during processing, and the clock dial is placed on the press machine to realize further processing; in the step, a positioning tool is required to position the clock dial, so that accurate machining is realized;

however, the existing positioning tool is complex in structure, inconvenient to operate, large in size and not easy to adapt to and install with a press machine.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a positioning tool of a press machine for processing a clock dial, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a positioning tool of a press machine for processing a clock dial comprises a tool chassis, a driving device and two arc-shaped fixing blocks, wherein the tool chassis is of a cavity structure, two sliding grooves are formed in the upper end of the tool chassis, the driving device comprises a micro-control motor and two lead screws, the two lead screws are rotatably connected with the inner walls of the two sides of the tool chassis, a driven bevel gear is installed at one end of each of the two lead screws, the micro-control motor is installed at one end of the front side of the tool chassis, an output shaft of the micro-control motor penetrates through the tool chassis and is connected with a driving bevel gear, the driving bevel gear is perpendicular to and meshed with the driven bevel gear, driving wheels are installed at the same cross section of the two lead screws, a driving belt is sleeved between the two driving wheels, the centers of the two lead screws are used as nodes, the rotating grains at the two ends are opposite, and screw bases are symmetrically installed at the two ends of the two lead screws, four the spliced pole is installed to the upper end of screw seat, four the spliced pole all runs through from two sliding tray departments, two of same cross-section the removal frame is installed to the upper end of spliced pole, two arc clamping piece symmetry respectively is installed at two removal framves inboardly.

Further, the two sides of the tooling chassis are provided with extension plates, and the two extension plates are provided with two mounting holes.

Furthermore, two the removal frame is connected with two arc clamping blocks for plugging.

Furthermore, rubber pads are attached to the side, close to each other, of each of the two arc-shaped clamping blocks.

Furthermore, limiting rings are mounted at two ends of each of the two driving wheels, and the driving belt is located between the four limiting rings.

Furthermore, a blocking shifting sheet is installed on the tooling chassis on one side of the output shaft of the micro-control motor, and the nut seat and the driving bevel gear are respectively positioned on two sides of the blocking shifting sheet.

Furthermore, two concealed grooves are formed in the bottoms of the two movable frames, rollers are rotatably connected in the concealed grooves, and rolling surfaces of the rollers are in contact with the upper surface of the tooling chassis.

Compared with the prior art, the utility model has the beneficial effects that:

this device simple structure easily operates, and the device is small and exquisite and convenient to install, can realize accurate fixed through the cooperation of drive arrangement and two arc-shaped clamping fixed blocks, at first place the clock dial plate in two arc-shaped clamping fixed block intermediate position departments on frock chassis, later start the micro-control motor function, thereby make drive bevel gear drive driven bevel gear and rotate, and then realize the rotation of a lead screw, and the transmission through drive wheel and drive belt, thereby realize the synchronous rotation of another lead screw, and because the both ends line of two lead screws is opposite, so two nut seats on the same lead screw are close to each other, thereby make two arc-shaped clamping fixed blocks that remove the frame inboard carry out furthest's fixed to the clock dial plate, it is accurate and convenient.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an internal cross-sectional view of a tooling pallet of the present invention;

FIG. 3 is an enlarged view of area A of FIG. 2;

FIG. 4 is a bottom plan view of the mobile frame of the present invention;

in the figure: 1. a tooling chassis; 2. a drive device; 3. a movable frame; 4. an arc-shaped clamping block; 11. a sliding groove; 12. an extension plate; 13. mounting holes; 14. a blocking paddle; 21. a micro-control motor; 22. a screw rod; 23. a nut seat; 24. connecting columns; 25. a drive bevel gear; 26. a driven bevel gear; 27. a driving wheel; 28. a transmission belt; 29. a confinement ring; 31. a hidden groove; 32. and a roller.

Detailed Description

In order to facilitate an understanding of the utility model, the utility model will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the utility model are shown, but which may be embodied in different forms and not limited to the embodiments described herein, but which are provided so as to provide a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the knowledge of the terms used herein in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, the present invention provides a technical solution: a positioning tool of a press machine for processing a clock dial comprises a tool chassis 1, a driving device 2 and two arc-shaped clamping blocks 4, wherein the tool chassis 1 is of a cavity structure, two sliding grooves 11 are formed in the upper end of the tool chassis, the driving device 2 comprises a micro-control motor 21 and two lead screws 22, the two lead screws 22 are respectively rotatably connected with the inner walls of two sides of the tool chassis 1, a driven bevel gear 26 is installed at one end of each of the two lead screws 22, the micro-control motor 21 is installed at one end of the front side of the tool chassis 1, an output shaft of the micro-control motor 21 penetrates through the tool chassis 1 and is connected with a driving bevel gear 25, the driving bevel gear 25 is perpendicular to and meshed with the driven bevel gear 26, driving wheels 27 are installed at the same cross section of the two lead screws 22, a driving belt 28 is sleeved between the two driving wheels 27, and the centers of the two lead screws 22 are used as nodes, the two ends of the screw rod 22 are symmetrically provided with the screw seat 23, the upper ends of the four screw seats 23 are provided with the connecting columns 24, the four connecting columns 24 penetrate through the two sliding grooves 11, the upper ends of the two connecting columns 24 with the same section are provided with the moving frame 3, the two arc-shaped clamping blocks 4 are respectively and symmetrically arranged at the inner sides of the two moving frames 3, the device has simple and easy operation structure and small size and convenient installation, accurate fixation can be realized through the matching of the driving device 2 and the two arc-shaped clamping blocks 4, firstly, the clock dial is placed at the middle position of the two arc-shaped clamping blocks 4 of the tool chassis 1, and then the micro-control motor 21 is started to operate, so that the driving bevel gear 25 drives the driven bevel gear 26 to rotate, further, the rotation of one screw rod 22 is realized, and the transmission of the driving wheel 27 and the transmission belt 28 is realized, thereby realize the synchronous rotation of another lead screw 22, and because the both ends line of two lead screws 22 is opposite, so two nut seats 23 on the same lead screw 22 are close to each other to make two arc clamping piece 4 that move 3 inboards carry out furthest's fixed, accurate and convenient to the clock dial plate.

Please refer to fig. 1 again, two sides of the tooling chassis 1 are provided with extension plates 12, and two mounting holes 13 are formed in each of the two extension plates 12, so that the tooling chassis 1 can be conveniently and fixedly mounted on a press; the two moving frames 3 are connected with the two arc-shaped clamping blocks 4 in a plugging manner, so that the proper arc-shaped clamping blocks 4 can be conveniently replaced, and firmer positioning can be conveniently realized; the two arc-shaped clamping blocks 4 are attached with rubber pads on the sides close to each other, so that on one hand, abrasion can be prevented, on the other hand, the friction resistance can be increased, and better positioning is realized.

Referring again to fig. 3, two of the drive wheels 27 are provided with a retaining ring 29 at each end, and the belt 28 is positioned between the four retaining rings 29 to prevent the belt 28 from disengaging from the drive wheels 27.

Please refer to fig. 3 again, the blocking pick 14 is installed on the tooling chassis 1 on one side of the output shaft of the micro-control motor 21, and the nut seat 23 and the driving bevel gear 25 are respectively located on two sides of the blocking pick 14, so as to prevent the movement of the nut seat 23 from touching the driving bevel gear 25 and the driven bevel gear 26, which affects the transmission.

Please refer to fig. 4 again, the bottom of the two moving frames 3 are provided with two blind grooves 31, the two blind grooves 31 are rotatably connected with rollers 32, and the rolling surfaces of the rollers 32 contact with the upper surface of the tooling chassis 1, so that the moving frames 3 can be moved better.

The specific operation mode of the utility model is as follows:

firstly, the clock dial is placed at the middle position of two arc-shaped clamping blocks 4 of the tooling chassis 1, then the micro-control motor 21 is started to operate, so that the driving bevel gear 25 drives the driven bevel gear 26 to rotate, further the rotation of one screw rod 22 is realized, and the synchronous rotation of the other screw rod 22 is realized through the transmission of the driving wheel 27 and the driving belt 28, and because the lines of the two ends of the two screw rods 22 are opposite, the two nut seats 23 on the same screw rod 22 are close to each other, so that the two arc-shaped clamping blocks 4 on the inner side of the two movable frames 3 fix the clock dial to the maximum extent, and the clock dial is accurate and convenient to use.

The utility model is described above with reference to the accompanying drawings, it is obvious that the utility model is not limited to the above embodiments, and it is within the scope of the utility model to adopt the method concept and technical solution of the utility model to make such insubstantial modifications, or to directly apply the concept and technical solution of the utility model to other applications without any modification.

Claims

1. A positioning tool of a press machine for processing a clock dial comprises a tool chassis (1), a driving device (2) and two arc-shaped clamping blocks (4), and is characterized in that the tool chassis (1) is of a cavity structure, two sliding grooves (11) are formed in the upper end of the tool chassis, the driving device (2) comprises a micro-control motor (21) and two lead screws (22), the two lead screws (22) are rotatably connected with the inner walls of the two sides of the tool chassis (1), a driven bevel gear (26) is installed at one end of each of the two lead screws (22), the micro-control motor (21) is installed at one end of the front side of the tool chassis (1), an output shaft of the micro-control motor (21) penetrates through the tool chassis (1) and is connected with the driving bevel gear (25), the driving bevel gear (25) is perpendicular to and meshed with the driven bevel gear (26), transmission wheels (27) are installed on the same cross section of the two lead screws (22), two the cover has drive belt (28) between drive wheel (27), two the center that uses of lead screw (22) is the node, and the rotation line at both ends is opposite, and two screw seat (23), four are all installed to the both ends symmetry of lead screw (22) spliced pole (24), four are installed to the upper end of screw seat (23) spliced pole (24) are all run through from two sliding tray (11), two of same cross-section the upper end of spliced pole (24) is installed and is removed frame (3), two arc-shaped clamping piece (4) are installed at two removal frame (3) inboards respectively the symmetry.

2. The positioning tool of the press machine for processing the dial plate of the clock as claimed in claim 1, wherein the tool chassis (1) is provided with extension plates (12) at two sides thereof, and two mounting holes (13) are formed in each of the two extension plates (12).

3. The positioning tooling of the press machine for processing the dial of the clock as claimed in claim 1, wherein the two moving frames (3) and the two arc-shaped clamping blocks (4) are connected in a plug-in manner.

4. The positioning tooling of the press for processing the dial of the clock as claimed in claim 1, wherein the two arc-shaped clamping blocks (4) are pasted with rubber pads on the sides close to each other.

5. The positioning tooling of the press for processing the dial of the clock as claimed in claim 1, wherein the two ends of the two driving wheels (27) are provided with limit rings (29), and the driving belt (28) is positioned between the four limit rings (29).

6. The positioning tool of the press machine for processing the dial plate of the clock as claimed in claim 1, wherein the blocking dial plate (14) is mounted on the tool chassis (1) on one side of the output shaft of the micro-control motor (21), and the screw seat (23) and the drive bevel gear (25) are respectively positioned on two sides of the blocking dial plate (14).

7. The positioning tooling of the press machine for processing the dial of the clock as claimed in claim 1, wherein the bottom of the two movable frames (3) is provided with two blind grooves (31), the two blind grooves (31) are rotatably connected with rollers (32), and the rolling surfaces of the rollers (32) are in contact with the upper surface of the tooling chassis (1).