Overall modification secondary finish hobbing cutter for gear hobbing machine
By setting a connecting column, knob, and sliding mechanism on the integral profile secondary precision hobbing cutter of the gear hobbing machine, the problems of inconvenient cutter head replacement and position adjustment are solved, realizing rapid cutter head replacement and position adjustment, and improving the use effect and convenience.
Patent Information
- Application Number
- CN202421665707.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-15
- Publication Date
- 2025-12-16
- Estimated Expiration
- 2034-07-15
AI Technical Summary
The existing gear hobbing machines use integral shaping secondary precision hobbing cutters, which are costly and inconvenient to replace when the cutter head wears out. They also cannot adjust the size and position of the cutter, affecting the performance.
A two-stage precision hobbing cutter with integral profile for gear hobbing machines was designed. By setting connecting posts and knobs at both ends of the roller, and providing connecting seats and sliding mechanisms in the connecting groove, the cutter head can be quickly replaced and its position adjusted. The knobs and sliding mechanisms are used to achieve the sliding and fixing of multiple connecting seats.
It enables quick replacement and position adjustment of the cutter head, improving the ease of use and effectiveness of the device, and reducing maintenance costs.
Smart Images
Figure CN223670338U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a cutter technology field of hobbing machine especially relates to a whole modification secondary precision hob cutter of hobbing machine. BACKGROUND
[0002] The secondary precision hob cutter is used for the cutting tool of secondary precision hobbing, in gear processing, the first rough hobbing is through the cutting of hobbing cutter, and the tooth profile of gear is primarily formed, and the secondary precision hobbing is carried out after the first rough hobbing, and the tooth profile precision and surface quality of gear are further improved by using the secondary precision hob cutter, the secondary precision hob cutter is generally made of high speed steel or hard alloy, and has precise cutting teeth and special tooth profile.
[0003] The selection of the secondary precision hob cutter should be comprehensively considered according to the requirements of the gear, the machining process and the performance of the machine tool, so as to ensure the machining quality and precision of the gear, but the existing whole modification secondary precision hob cutter of hobbing machine is mostly integral, when one cutter head is worn in actual use, it needs to be replaced, this mode will lead to high maintenance cost, and is not convenient to use, the size and position of the secondary precision hob cutter cannot be adjusted, so that the use effect of the device is reduced, therefore, the above problems need to be solved urgently. UTILITY MODEL CONTENTS
[0004] The utility model aims at solving the shortcomings in the prior art and provides a whole modification secondary precision hob cutter of hobbing machine.
[0005] In order to achieve the above object, the utility model adopts the following technical scheme:
[0006] A whole modification secondary precision hob cutter of hobbing machine, including the drum, first connecting column and second connecting column are fixedly connected with both ends of the drum respectively, a plurality of connecting grooves are set up on the drum surface, the second connecting column surface is provided with screw threads, the second connecting column surface is installed with first knob, the first knob is matched with the screw threads on the second connecting column surface, a plurality of connecting grooves are evenly distributed in annular, first limit slot is set up in both ends in a plurality of connecting grooves, a plurality of connecting seats are slid in a plurality of connecting grooves, a plurality of cutter heads are fixedly connected with the surface of a plurality of connecting seats, the installation mechanism of a plurality of connecting seats is equipped in the drum, the sliding mechanism of a plurality of connecting seats is equipped in the drum, the center shaft is sleeved in the center of the drum, the center shaft is inserted in the first connecting column and the center of the center shaft, through the setting of a plurality of bottom plates, a plurality of connecting seats can be positioned and placed, the position of a plurality of connecting seats and cutter heads can be adjusted when in use, and the cutter head can be replaced conveniently, so that the use effect of the device is improved.
[0007] Preferably, the mounting mechanism comprises a base plate, the base plate is provided with a plurality of, a plurality of the base plate is sliding in the plurality of connecting groove inside, a plurality of the base plate surface is provided with a clamping groove, a plurality of the connecting seat both ends are fixedly connected with first limiting block, a plurality of the first limiting block is sliding in a plurality of first limiting groove inside, a plurality of the connecting seat is close to one end of the fixedly connected with the clamping strip, a plurality of the clamping strip is sliding in a plurality of clamping groove inside, a plurality of the clamping strip is respectively matched with a plurality of clamping groove, a plurality of the connecting seat is sliding in the connecting groove inside, for limiting a plurality of connecting seat can be horizontally sliding to a plurality of connecting groove inside, so as to facilitate the installation of connecting seat.
[0008] Further, the sliding mechanism comprises a disc, the disc is sleeved in the first connecting column inside, the disc is sliding in the first connecting column inside, the disc is sleeved on the surface of the center axis, the surface of the first connecting column is provided with a plurality of sliding grooves, a plurality of the sliding groove inside is slidingly connected with a connecting block, a plurality of the connecting block is fixedly connected to the surface of the disc, a plurality of the sliding groove inside is provided with a second limiting slot on the opposite sides, a plurality of the second limiting block is fixedly connected to the surface of the connecting block, a plurality of the second limiting block is sliding in a plurality of second limiting groove inside, a plurality of the connecting block is away from one end of the fixedly connected with the thread, the surface of the first connecting column is sleeved with a second knob, the second knob is matched with the thread on the surface of the connecting block, the surface of the disc is fixedly connected with a plurality of fixed blocks, a plurality of the fixed block inside is hingedly connected with a connecting rod, a plurality of the connecting rod one end is respectively hinged to the center of the side of a plurality of base plate, for limiting the horizontal sliding of the disc, so as to slide in a plurality of connecting groove inside a plurality of base plate.
[0009] The beneficial effects of the utility model are:
[0010] 1. When using, the connecting seat can be inserted into the connecting groove through the first connecting column, and the clamping strip on the surface of the connecting seat is sliding into the clamping groove, so that the connecting seat and the tool bit are connected, and the tool bit on the connecting seat can be quickly replaced, thereby improving the use effect of the device.
[0011] 2. When using, the second knob can be rotated, and under the action of the plurality of connecting blocks, the thread on the surface of the plurality of connecting blocks is matched with the second knob, so that the plurality of connecting blocks drive the disc to slide, and under the action of the plurality of connecting rods, the plurality of connecting seats are close to or away from each other, thereby improving the adjustability of the device. BRIEF DESCRIPTION OF DRAWINGS
[0012] Figure 1 The utility model provides a kind of overall modification secondary precision hob for gear hobbing machine, and it is the front view of hob;
[0013] Figure 2 A partial structure surface schematic view of the whole modification secondary precision hobbing cutter for gear hobbing machine is provided in the utility model.
[0014] Figure 3 A surface structure exploded view of the whole modification secondary precision hobbing cutter for gear hobbing machine is provided in the utility model.
[0015] Figure 4 An internal structure sectional view of the whole modification secondary precision hobbing cutter for gear hobbing machine is provided in the utility model.
[0016] Figure 5 A partial structure exploded view of the whole modification secondary precision hobbing cutter for gear hobbing machine is provided in the utility model.
[0017] In the drawing: 1, the roller; 11, connecting groove; 12, first limit slot; 13, first connecting column; 14, sliding slot; 15, second limit slot; 16, second connecting column; 17, central shaft; 2, tool bit; 21, connecting seat; 22, bottom plate; 23, connecting rod; 24, first limit block; 25, clamping strip; 26, clamping groove; 3, first knob; 4, disc; 41, connecting block; 42, second limit block; 43, fixed block; 5, second knob. DETAILED DESCRIPTION
[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.
[0019] REFERENCE Figures 1-5The utility model provides a kind of whole modification secondary precision hob tool for hobbing machine, including roller 1, first connecting column 13 and second connecting column 16 are fixedly connected respectively in the both ends of roller 1, a plurality of connecting grooves 11 are set on the surface of roller 1, a plurality of connecting grooves 11 are communicated with the surface of second connecting column 16 close to one end of second connecting column 16, the surface of second connecting column 16 is provided with screw thread, first knob 3 is installed on the surface of second connecting column 16, and first knob 3 is matched with the screw thread on the surface of second connecting column 16, a plurality of connecting grooves 11 are evenly distributed in annular, first limiting slot 12 is set in both ends inside a plurality of connecting grooves 11, a plurality of connecting seats 21 are slid in a plurality of connecting grooves 11, a plurality of tool bits 2 are fixedly connected on the surface of a plurality of connecting seats 21, mounting mechanism for installing a plurality of connecting seats 21 is equipped in roller 1, sliding mechanism for sliding a plurality of connecting seats 21 is equipped in roller 1, central shaft 17 is sleeved in the center of roller 1, central shaft 17 is inserted in first connecting column 13 and the center of central shaft 17, a plurality of bottom plates 22 are set, and a plurality of connecting seats 21 can be positioned and placed, the position of a plurality of connecting seats 21 and tool bit 2 can be adjusted when using, tool bit 2 is also convenient to replace, to improve the use effect of the device.
[0020] With reference to Figure 1 、 Figure 3 and Figure 4 In a preferred embodiment, the mounting mechanism includes a plurality of bottom plates 22, the plurality of bottom plates 22 are slidably disposed in the plurality of connecting grooves 11, the plurality of bottom plates 22 each have a clamping groove 26 formed on the surface thereof, the plurality of connecting seats 21 each have a first limiting block 24 fixedly connected to both ends thereof, the plurality of first limiting blocks 24 are slidably disposed in the plurality of first limiting slots 12, respectively, the plurality of connecting seats 21 each have a clamping strip 25 fixedly connected to one end thereof, the plurality of clamping strips 25 are slidably disposed in the plurality of clamping grooves 26, respectively, the plurality of clamping strips 25 are matched with the plurality of clamping grooves 26, respectively, and the plurality of connecting seats 21 are slidably disposed in the connecting grooves 11, respectively, to limit the horizontal sliding of the plurality of connecting seats 21 in the plurality of connecting grooves 11, thereby facilitating the installation of the connecting seats 21.
[0021] With reference to Figure 2 and Figure 4In a preferred implementation, the sliding mechanism comprises a disc 4 sleeved inside the first connecting column 13, the disc 4 slides inside the first connecting column 13, the disc 4 is sleeved on the surface of the central shaft 17, a plurality of sliding grooves 14 are formed on the surface of the first connecting column 13, a plurality of connecting blocks 41 slide inside the plurality of sliding grooves 14, the plurality of connecting blocks 41 are fixedly connected to the surface of the disc 4, a second limiting groove 15 is formed on opposite sides inside the plurality of sliding grooves 14, a second limiting block 42 is fixedly connected to the surface of the plurality of connecting blocks 41 on the opposite sides, the plurality of second limiting blocks 42 respectively slide inside the plurality of second limiting grooves 15, threads are arranged at the ends of the plurality of connecting blocks 41 away from each other, a second knob 5 is sleeved on the surface of the first connecting column 13, the second knob 5 is matched with the threads on the surface of the plurality of connecting blocks 41, a plurality of fixed blocks 43 are fixedly connected to one side of the surface of the disc 4, a connecting rod 23 is hingedly connected inside the plurality of fixed blocks 43, one end of the plurality of connecting rods 23 is respectively hingedly connected to the center of the side of the plurality of bottom plates 22 close to each other, for limiting the horizontal sliding of the disc 4, so as to slide the plurality of bottom plates 22 inside the plurality of connecting grooves 11.
[0022] From the above description, it can be seen that the above-mentioned embodiments of the utility model realize the following technical effects: in actual use, the plurality of bottom plates 22 can be used to limit and place the plurality of connecting seats 21, the positions of the plurality of connecting seats 21 and the tool bit 2 can be adjusted during use, which facilitates the replacement of the tool bit 2, thereby improving the use effect of the device, in actual use, the connecting seat 21 can be horizontally inserted into the connecting groove 11 through one end of the second connecting column 16, and the clamping strip 25 on the surface of the connecting seat 21 can be slid into the clamping groove 26, so that the connecting seat 21 and the tool bit 2 are connected, after all the connecting seats 21 are placed, the first knob 3 is rotated and installed, so that the connecting groove 11 close to one end of the second connecting column 16 is blocked, which enables the tool bit 2 on the plurality of connecting seats 21 to be quickly replaced, thereby improving the use effect of the device, during use, the second knob 5 can be rotated, under the action of the plurality of connecting blocks 41, the threads on the surface of the plurality of connecting blocks 41 are matched with the second knob 5, so that the plurality of connecting blocks 41 drive the disc 4 to slide, under the action of the plurality of connecting rods 23, the plurality of connecting seats 21 slide close to or away from each other, thereby improving the adjustability of the device.
[0023] For purposes of the description hereinafter, the terms "upper", "lower", "right", "left", "rear", "front", "vertical" and "horizontal" as can be perceived herein relative to the accompanying drawings refer to the orientation of the components being described. However, it is to be understood that the exemplary embodiments described herein can assume different alternative orientations, except where expressly specified to the contrary. It is also to be understood that the specific devices illustrated in the attached drawings, and described in the following specification are exemplary embodiments only and should not be typically construed as limiting the scope of the present application.
[0024] It is also important to note that the term "or" as used herein is intended to mean any possible combination of the enumerated items. For example, a list of items joined by "or" means any of the items can be present alone, or any combination of the items can be present. As used herein, the term "include" means include without limitation.
[0025] It is also important to note that the term "or" as used herein is intended to mean any possible combination of the enumerated items. For example, a list of items joined by "or" means any of the items can be present alone, or any combination of the items can be present. As used herein, the term "include" means include without limitation.
[0026] The preferred embodiments of the present application have been disclosed herein and are intended to be used as examples. There can be many variations made to the preferred embodiments while still remaining within the spirit and scope of the present application. Therefore, the above disclosure should not be interpreted as limiting the scope of the present application but merely as exemplifying the best mode thereof.
Claims
1. A solid modified secondary finishing hob for a hobbing machine, comprising a roller cylinder (1), characterized in that, The first connecting column (13) and the second connecting column (16) are fixedly connected to both ends of the roller (1), a plurality of connecting grooves (11) are formed on the surface of the roller (1), the plurality of connecting grooves (11) are in communication with the surface of the second connecting column (16) near one end of the second connecting column (16), the surface of the second connecting column (16) is provided with threads, the first knob (3) is mounted on the surface of the second connecting column (16), the first knob (3) is matched with the threads on the surface of the second connecting column (16), the plurality of connecting grooves (11) are evenly distributed in a ring shape, first limiting grooves (12) are formed at both ends in the plurality of connecting grooves (11), connecting seats (21) are slidably arranged in the plurality of connecting grooves (11), a plurality of tool bits (2) are fixedly connected to the surface of the connecting seat (21), the roller (1) is internally provided with a mounting mechanism for mounting the plurality of connecting seats (21), the roller (1) is internally provided with a sliding mechanism for sliding the plurality of connecting seats (21), and a central shaft (17) is sleeved at the center of the roller (1).
2. A solid profile-modified secondary finishing hob for a hobbing machine according to claim 1, characterized in that, The mounting mechanism comprises a plurality of bottom plates (22), the plurality of bottom plates (22) are slidably arranged in the plurality of connecting grooves (11), clamping grooves (26) are formed on the surface of the plurality of bottom plates (22), first limiting blocks (24) are fixedly connected to both ends of the plurality of connecting seats (21), and the plurality of first limiting blocks (24) are slidably arranged in the plurality of first limiting grooves (12) respectively.
3. A solid profile-modified secondary finishing hob for a hobbing machine according to claim 2, characterized in that The plurality of connecting seats (21) are fixedly connected to clamping strips (25) near each other, the plurality of clamping strips (25) are slidably arranged in the plurality of clamping grooves (26) respectively, the plurality of clamping strips (25) are matched with the plurality of clamping grooves (26) respectively, and the plurality of connecting seats (21) are horizontally slidably arranged in the connecting grooves (11) respectively.
4. A solid profile-modified secondary finishing hob according to claim 3, characterized in that The sliding mechanism comprises a plurality of discs (4), the plurality of discs (4) are sleeved in the first connecting column (13), the plurality of discs (4) are slidably arranged in the first connecting column (13), the plurality of discs (4) are sleeved on the surface of the central shaft (17), a plurality of sliding grooves (14) are formed on the surface of the first connecting column (13), a plurality of connecting blocks (41) are slidably arranged in the plurality of sliding grooves (14), and the plurality of connecting blocks (41) are fixedly connected to the surface of the disc (4).
5. A solid profile-modified finish hob according to claim 4, characterized in that A plurality of said sliding groove (14) inside both sides of the opposite are provided with second limiting slot (15), a plurality of said connecting block (41) surface symmetry both sides are fixedly connected with second limiting block (42), a plurality of said second limiting block (42) are respectively in a plurality of second limiting slot (15) inside, a plurality of said connecting block (41) are away from each other one end are provided with thread, the first connecting column (13) surface is equipped with second knob (5), the second knob (5) and a plurality of connecting block (41) surface thread cooperation, the disc (4) surface one side is fixedly connected with a plurality of fixed blocks (43), a plurality of said fixed blocks (43) inside are all hingedly connected with connecting rod (23), a plurality of said connecting rod (23) one end are respectively hingedly connected in a plurality of bottom plate (22) mutually close one side center.