CN220636524U

CN220636524U - Gear machining cutter convenient to adjust

Info

Publication number: CN220636524U
Application number: CN202321578006.8U
Authority: CN
Inventors: 卞玉荣; 程锋; 蒲文举
Original assignee: Jiangsu Ruipu Intelligent Manufacturing Technology Co ltd
Current assignee: Jiangsu Ruipu Intelligent Manufacturing Technology Co ltd
Priority date: 2023-06-20
Filing date: 2023-06-20
Publication date: 2024-03-22
Anticipated expiration: 2033-06-20

Abstract

The utility model discloses a gear machining tool convenient to adjust, in particular to the technical field of gear machining equipment, which comprises a shell, wherein a rotating shaft is rotatably arranged in the middle position in the shell, and a worm wheel and a gear are sequentially arranged on the outer side of the rotating shaft from top to bottom; through spacing subassembly, make it can be spacing fixed to the worm to receive the power of left and right directions when avoiding the cutter to use, thereby lead to the cutter skew, influence its machining precision.

Description

Gear machining cutter convenient to adjust

Technical Field

The utility model relates to the technical field of gear machining equipment, in particular to a gear machining cutter convenient to adjust.

Background

The gear is a mechanical element with teeth on the rim and can continuously mesh with the transmission motion and power. The use of gears in transmissions has long emerged. At the end of the 19 th century, the principles of generating tooth cutting method and the sequential appearance of special machine tools and cutters for cutting teeth by utilizing the principles are emphasized, and with the development of production, the stability of gear operation is important, wherein the precision gears are required to be used as cutting cutters when the precision gears are processed.

The utility model discloses a publication number is CN216177311U patent discloses a precision gear machining cutter convenient to adjust, relates to gear machining technical field, including the casing, the removal groove has all been seted up to the inside bottom surface left and right sides of casing. According to the utility model, the two cutter assemblies can be driven to approach each other through the mutual matching among the first rotating handle, the worm wheel, the rotating shaft, the adjusting gear, the toothed plate, the moving plate and the connecting plate, so that the distance between the two cutter assemblies can be adjusted, the device can process gears with different sizes, the application range of the device is effectively expanded, and the cutter holder can be conveniently installed through the mutual matching among the second rotating handle, the threaded column, the circular clamping groove, the sliding block and the sliding groove, so that the device can rapidly complete the installation process of cutters.

In the use process of the disclosed cutter for machining the precise gear, the cutter is convenient to detach and mount in a threaded column mode, but the operation is complicated, and the use is inconvenient; in addition, although the position of the cutter can be adjusted to adapt to gears with different sizes, when the gear is machined, the cutter can slightly change the position if the cutter is subjected to force in the left-right direction, so that the machining precision is affected.

Disclosure of Invention

The present utility model aims to provide a gear machining tool which is convenient to adjust, and solves the problems in the prior art.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a gear machining cutter convenient to adjust, includes the casing, the intermediate position rotates in the casing and installs the pivot, the pivot outside is equipped with worm wheel and gear from top to bottom in proper order, the worm with worm wheel engaged with is installed in the rotation of casing worm wheel rear, worm one end and casing external connection have the handle, casing internal gear outside circumference symmetry is equipped with the rack with gear engaged with, casing internal gear below symmetry is equipped with slide bar and movable plate, and the equal cover in movable plate both ends locates the both sides movable plate outside, movable plate bottom is connected with the connecting plate, the casing below is connected with the cutter through fixed establishment, and fixed establishment is connected with the connecting plate lower extreme, worm one end outside is in the casing external connection has spacing subassembly, fixed establishment includes the mount pad, mount pad and connecting plate lower extreme fixed connection, the draw-in groove has been seted up to mount pad one side, be equipped with the blade holder in the draw-in groove, the blade holder bottom is connected with the cutter.

Further, fixed establishment still includes the pull rod, the cavity has been seted up to the blade holder inside, and the cavity is protruding font, the pull rod is located the cavity, pull rod one end is connected with the pull ring in the blade holder outside, the pull rod outside is equipped with baffle and spring in the cavity endotheca, and the spring is located and is close to pull ring one side, it is equipped with the inserted bar to keep away from spring one side symmetry in the cavity, the relative inboard one end of inserted bar passes through connecting rod and pull rod swing joint, the through-hole that the relative outside one end of inserted bar inserted mount pad lateral wall symmetry was seted up, through the fixed establishment who is equipped with, makes it can dismantle and install the cutter convenient and fast to change or maintain the cutter, the practicality is stronger.

Further, spacing subassembly includes the shell, and shell fixed mounting in casing one side, the worm one end outside is located to the shell cover, worm one end outer wall is equipped with the ring gear in the shell endotheca, be equipped with the locating piece between the adjacent tooth in ring gear top, the locating piece top rotates and is connected with the screw rod, and the screw rod upper end is connected with the handle in the shell top, through spacing subassembly, makes it carry out spacing fixed to the worm to avoid when using, the cutter receives the power of left and right directions, thereby makes the cutter take place the skew, and then influences its machining precision.

Furthermore, the upper wall and the lower wall in the cavity are symmetrically provided with limit bars, and the upper wall and the lower wall of the inserted bar are respectively provided with a sliding rail matched with the limit bars so as to guide and limit the inserted bar.

Further, baffle and pull rod fixed connection, the both ends of spring respectively with baffle and cavity inner wall fixed connection, the both ends of connecting rod are articulated with inserted bar and pull rod respectively to in the thrust that utilizes the spring to produce makes the connecting rod promote spacing to insert the through-hole on the mount pad, realize the installation fixed to the cutter.

Furthermore, the positioning block is matched with the toothed ring, the positioning block is rotationally connected with the positioning block through a bearing, the shell is in threaded connection with the screw rod through a nut, and the position of the positioning block is adjusted through the screw rod, so that the limit fixation of the worm is realized.

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

1. according to the utility model, through the fixing mechanism, the pull ring is pulled to drive the pull rod, so that the connecting rod is driven to pull the insert rod to move out of the through hole, the tool can be disassembled, the steps can be repeated during installation, after the opposite outer side end of the insert rod moves into the tool apron, the tool apron is installed into the clamping groove, the pull force on the pull ring can be released, the insert rod can be reset under the action of the spring force, one end of the insert rod is inserted into the through hole on the installation seat, the installation and the fixation of the tool are realized, the tool can be conveniently and rapidly installed and disassembled, and the practicability is higher;

2. according to the utility model, the worm can be limited and fixed by the limiting assembly, so that the cutter is prevented from being offset due to forces in the left-right direction when the cutter is used, and the machining precision of the cutter is prevented from being influenced.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a partial cut-away structure of the present utility model;

FIG. 3 is a schematic view of the internal structure of the housing of the present utility model;

FIG. 4 is a schematic view of the structure between the mounting base and the tool holder and the tool according to the present utility model;

FIG. 5 is a schematic view of the partial cross-sectional structure of FIG. 5 according to the present utility model;

in the figure: 1. a housing; 2. a rotating shaft; 3. a worm wheel; 4. a worm; 5. a gear; 6. a rack; 7. a moving plate; 8. a slide bar; 9. a connecting plate; 10. a mounting base; 11. a tool apron; 12. a cutter; 13. a pull rod; 14. a baffle; 15. a spring; 16. a rod; 17. a connecting rod; 18. a limit bar; 19. a housing; 20. a toothed ring; 21. a positioning block; 22. and (3) a screw.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The gear machining tool convenient to adjust as shown in fig. 1-5 comprises a shell 1, a rotating shaft 2 is rotatably arranged in the middle position in the shell 1, a worm wheel 3 and a gear 5 are sequentially arranged on the outer side of the rotating shaft 2 from top to bottom, a worm 4 meshed with the worm wheel 3 is rotatably arranged behind the worm wheel 3 of the shell 1, one end of the worm 4 is externally connected with the shell 1, racks 6 meshed with the gear 5 are symmetrically arranged on the outer circumference of the inner gear 5 of the shell 1, a sliding rod 8 and a moving plate 7 are symmetrically arranged below the inner gear 5 of the shell 1, two ends of the moving plate 7 are respectively sleeved on the outer sides of the moving plates 7, a connecting plate 9 is connected to the bottom of the moving plate 7, a tool 12 is connected to the lower end of the connecting plate 9 through a fixing mechanism, a limiting component is connected to the outer side of one end of the worm 4 of the shell 1, the fixing mechanism comprises a mounting seat 10 fixedly connected with the lower end of the connecting plate 9, a clamping groove is formed in one side of the mounting seat 10, a tool holder 11 is arranged in the clamping groove, and the bottom of the tool holder 11 is connected with a tool 12.

In this example, fixed establishment still includes pull rod 13, the cavity has been seted up to blade holder 11 inside, and the cavity is the protruding font, pull rod 13 is located the cavity, pull rod 13 one end is connected with the pull ring outside blade holder 11, pull rod 13 outside is equipped with baffle 14 and spring 15 in the cavity endotheca, and spring 15 is located and is close to pull ring one side, keep away from spring 15 one side symmetry in the cavity and be equipped with inserted bar 16, the relative inboard one end of inserted bar 16 passes through connecting rod 17 and pull rod 13 swing joint, the relative outside one end of inserted bar 16 inserts in the through-hole of mount pad 10 lateral wall symmetry seting up, through the fixed establishment who is equipped with, make it can dismantle and install cutter 12 convenient and fast, so that change or maintain cutter 12, the practicality is stronger. In this example, spacing subassembly includes shell 19, and shell 19 fixed mounting is in casing 1 one side, the shell 19 cover is located worm 4 one end outsides, worm 4 one end outer wall is equipped with ring gear 20 in the shell 19 endotheca, be equipped with locating piece 21 between the adjacent tooth of ring gear 20 top, locating piece 21 top rotation is connected with screw rod 22, and screw rod 22 upper end is connected with the handle in shell 19 top, through spacing subassembly, make it carry out spacing fixed to worm 4, in order to avoid when using, cutter 12 receives the power of left and right directions, thereby make the cutter take place the skew, and then influence its machining precision. In this example, the upper and lower walls of the chamber are symmetrically provided with a limit bar 18, and the upper and lower walls of the insert bar 16 are provided with slide rails adapted to the limit bar 18, so as to guide and limit the insert bar 16. In this example, baffle 14 and pull rod 13 fixed connection, baffle 14 and cavity inner wall fixed connection are respectively with the both ends of spring 15, and the both ends of connecting rod 17 are connected with inserted bar 16 and pull rod 13 are articulated respectively to in making connecting rod 17 promote spacing 18 insert the through-hole on the mount pad 10 with the thrust that spring 15 produced, realize the installation fixed to cutter 12. In the example, the positioning block 21 is matched with the toothed ring 20, the positioning block 21 is rotationally connected with the positioning block 21 through a bearing, the shell 19 is in threaded connection with the screw 22 through a nut, and the position of the positioning block 21 is adjusted through the screw 22, so that the limit fixing of the worm 4 is realized.

The working principle of the utility model is as follows: when the cutter 12 needs to be disassembled for replacement or maintenance, the pull ring can be pressed by a hand to pull the cutter holder 11 at the same time, so that the pull ring drives the pull rod 13 connected with the cutter holder 11, the pull rod 13 drives the baffle 14 to move in the cavity, the baffle 14 extrudes the spring 15 on one side, one end of the pull rod 13 pulls the connecting rod 17 connected with the baffle, the connecting rod 17 pulls the connecting rod 16, the inserting rod 16 slides along the limit bar 18, the inserting rod 16 is inserted into one end in the through hole to be moved out, the cutter holder 11 and the cutter 12 can be moved out from the clamping groove, and the cutter 12 can be disassembled; when the cutter 12 is installed, the steps of detaching the cutter 12 can be repeated, so that one end of the insert rod 16 opposite to the outer side is stored in the cutter holder 11, the cutter holder 11 can be installed in the clamping groove, the pulling force on the pull ring can be released, the baffle 14 can perform reset motion under the action of the elastic force of the spring 15, the baffle 14 drives the pull rod 13 to perform reset motion, the pull rod 13 drives the connecting rod 17, the connecting rod 17 pushes the insert rod 16 connected with the connecting rod to perform reset motion, the insert rod 16 moves under the limiting guide action of the limiting strip 18, one end of the insert rod 16 is inserted into the through hole, the cutter holder 11 can be fixed, and the cutter 12 can be installed and fixed; the cutter 12 is convenient and quick to install and detach, so that the cutter 12 can be replaced, and the use is more convenient; when the distance between the two cutters 12 is adjusted, the screw 22 can be twisted to drive the positioning block 21 to move upwards, so that the positioning block 21 is separated from the toothed ring 20, then the handle can be twisted to drive the worm 4 to rotate, so that the moving plate 7 drives the worm wheel 3 to drive the rotating shaft 2 to rotate, the rotating shaft 2 drives the racks 6 on two sides of the gear 5 to move towards the opposite inner side direction, so that the two racks 6 pull the moving plate 7 on two sides to slide on the slide bar 8, the moving plate 7 drives the connecting plate 9 to drive the lower mounting seat 10 and the cutters 12 to synchronously move, the change of the distance between the cutters 12 can be realized, the gears with different sizes are matched for processing, after the gear is adjusted to a proper position, the screw 22 can be twisted, the screw 22 can push the positioning block 21 to be inserted between adjacent teeth on the toothed ring 20, so that the toothed ring 20 can be limited and fixed, the fixing of the worm 4 can be realized, the cutter 12 is prevented from being slightly shifted when being subjected to forces in the left and right directions during the use, the device is more convenient to use, and the practicability is stronger.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. Gear machining cutter convenient to adjust, including casing (1), intermediate position rotates in casing (1) installs pivot (2), the pivot (2) outside is equipped with worm wheel (3) and gear (5) from top to bottom in proper order, its characterized in that:

the novel automatic cutting machine is characterized in that a worm (4) meshed with the worm wheel (3) is rotatably arranged behind the worm wheel (3) of the shell (1), one end of the worm (4) is externally connected with a handle, racks (6) meshed with the gears (5) are symmetrically arranged on the outer circumference of an inner gear (5) of the shell (1), sliding rods (8) and moving plates (7) are symmetrically arranged below the inner gear (5) of the shell (1), two ends of each moving plate (7) are respectively sleeved on the outer sides of the moving plates (7), connecting plates (9) are connected to the bottoms of the moving plates (7), cutters (12) are connected to the bottoms of the shells (1) through a fixing mechanism, the outer sides of one ends of the worm (4) are externally connected with limiting assemblies of the shells (1), the fixing mechanism comprises mounting seats (10), the mounting seats (10) are fixedly connected with the lower ends of the connecting plates (9), clamping grooves are formed in one sides of the mounting seats (10), cutter holders (11) are arranged in the clamping grooves, and the bottoms of the cutter holders (11) are connected to the cutters (12).

2. The easy-to-adjust gear machining tool of claim 1, wherein: the fixing mechanism further comprises a pull rod (13), a cavity is formed in the tool apron (11), the cavity is in a convex shape, the pull rod (13) is located in the cavity, one end of the pull rod (13) is externally connected with a pull ring in the tool apron (11), a baffle (14) and a spring (15) are arranged in the cavity in the outer side of the pull rod (13), the spring (15) is located on one side close to the pull ring, an inserting rod (16) is symmetrically arranged on one side, away from the spring (15), of the cavity, one end, opposite to the inner side, of the inserting rod (16) is movably connected with the pull rod (13) through a connecting rod (17), and one end, opposite to the outer side, of the inserting rod (16) is inserted into a through hole formed in the side wall symmetry of the mounting seat (10).

3. The easy-to-adjust gear machining tool of claim 1, wherein: the limiting component comprises a shell (19), the shell (19) is fixedly arranged on one side of the shell (1), the shell (19) is sleeved outside one end of the worm (4), a toothed ring (20) is sleeved on the outer wall of one end of the worm (4) in the shell (19), a positioning block (21) is arranged between adjacent teeth above the toothed ring (20), a screw (22) is rotationally connected to the top of the positioning block (21), and a handle is connected to the upper end of the screw (22) above the shell (19).

4. The easy-to-adjust gear machining tool of claim 2, wherein: limiting strips (18) are symmetrically arranged on the upper wall and the lower wall of the cavity, and sliding rails matched with the limiting strips (18) are arranged on the upper wall and the lower wall of the inserted link (16).

5. The easy-to-adjust gear machining tool of claim 2, wherein: the baffle (14) is fixedly connected with the pull rod (13), two ends of the spring (15) are respectively fixedly connected with the baffle (14) and the inner wall of the cavity, and two ends of the connecting rod (17) are respectively hinged with the inserting rod (16) and the pull rod (13).

6. A gear machining tool according to claim 3, wherein the adjustment is facilitated by: the positioning block (21) is matched with the toothed ring (20), the positioning block (21) is rotationally connected with the positioning block (21) through a bearing, and the shell (19) is in threaded connection with the screw (22) through a nut.