CN209969695U

CN209969695U - Double-support single-transmission cutter head device

Info

Publication number: CN209969695U
Application number: CN201920849507.2U
Authority: CN
Inventors: 宋爱平; 梅宁; 于晨伟; 周叶
Original assignee: Yangzhou University
Current assignee: Yangzhou University
Priority date: 2019-06-06
Filing date: 2019-06-06
Publication date: 2020-01-21
Anticipated expiration: 2029-06-06

Abstract

The utility model discloses a double-support single-transmission cutter head device in the technical field of screw machining, including rotatable cutter head and a mounting disc fixedly mounted on a machine tool, the mounting disc is connected with an adjusting bracket, the adjusting bracket is provided with a first supporting part and a second supporting part which are arranged in parallel, the first supporting part is rotatably connected with a first output shaft, the second supporting part is rotatably connected with a second output shaft, the first output shaft extending out of the first supporting part is connected with a first pressure plate with adjustable axial position, two ends of the cutter head are respectively provided with a plurality of pressure grooves, one side of the first pressure plate and the second pressure plate opposite to the cutter head is provided with a pressing block respectively corresponding to each pressure groove, the pressing block of the first pressure plate can be inserted into the pressure groove at one end of the cutter head, and the; the utility model discloses can improve the rigidity of blade disc.

Description

Double-support single-transmission cutter head device

Technical Field

The utility model belongs to the technical field of the screw rod processing, in particular to a device for processing screw rod.

Background

The existing screw milling technology mainly comprises the following steps: machining by a forming milling method, a cyclone milling method, a turning and milling composite method and the like. The shaping milling cutter machining efficiency is not high, and whirlwind milling cutter dish processing, machining efficiency is higher, but traditional milling cutter dish is at the during operation, and milling cutter dish is connected on a rotatable output shaft, and milling cutter dish is unsettled mills, and milling cutter dish mills unstably, and milling cutter dish has the not enough problem of rigidity.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model discloses an aim at solves among the above-mentioned prior art and wears the technical problem of muscle inefficiency, provides a double bracing list transmission cutter head device, the utility model discloses the rigidity of blade disc is increased to the double bracing blade disc.

The purpose of the utility model is realized like this: the utility model provides a single transmission blade disc device of dual bracing, includes rotatable blade disc, its characterized in that: still include the mounting disc of fixed mounting on the lathe, be connected with the regulation support on the mounting disc, be equipped with parallel arrangement's supporting part one and supporting part two on the regulation support, rotationally be connected with output shaft one on the supporting part one, rotationally be connected with output shaft two on the supporting part two, stretch out and be connected with axial position adjustable pressure disk one on the output shaft one of supporting part one, be connected with pressure disk two on the output shaft two of stretching out supporting part two, a plurality of indent has been opened respectively at the both ends of blade disc, one side that the relative blade disc of pressure disk one and pressure disk two set up all is equipped with the briquetting that corresponds with each indent respectively, the briquetting of pressure disk one can be inserted in the indent of blade disc one end, the briquetting of pressure disk two can.

In the utility model, the mounting plate is fixedly mounted on the machine tool; when the cutter head is installed, the second pressure plate is connected to the second output shaft, the first pressure plate is screwed on the first output shaft, the pressure groove at one end of the cutter head is aligned to the pressure block on the second pressure plate, the first pressure plate is rotated after the pressure block of the second pressure plate is abutted to the cutter head, the first pressure plate is made to move towards the cutter head, when the pressure block of the first pressure plate is inserted into the pressure groove, a space for the pressure block to rotate is still reserved on the pressure groove, the first pressure plate is continuously rotated, when the first pressure plate cannot rotate any more, the first pressure plate and the first output shaft are fixedly connected together, bidirectional support of the cutter head is achieved, rigidity of the cutter head is increased, the cutter head rotates; the milling cutter head can be applied to milling of the driving cutter head.

In order to realize the angle adjustment of the cutter head, the adjusting bracket is rotatably connected to the mounting plate.

In order to further realize the angle modulation of blade disc, rotationally be connected with the adjustment disk on the mounting disc, a plurality of connecting holes of having arranged on the adjustment disk, open one side that the relative adjustment disk of regulation support set up has the annular spread groove, and adjusting bolt's nut can slide along the spread groove, leaves the convenient clearance that rotates adjusting bolt between adjustment disk and the mounting disc, and adjusting bolt can pass the connecting hole.

In order to further realize milling of cutter disc, the lathe is last to be connected with the input shaft rotationally, be connected with initiative conical gear on the input shaft, still rotationally be connected with the transmission shaft on the second supporting part, be connected with rotatable driven conical gear and driving gear on the transmission shaft, driven conical gear and initiative conical gear meshing, rotationally be connected with driven gear on the second output shaft, driving gear and driven gear meshing.

In order to further realize the position adjustment of the first pressure plate, the first output shaft extending out of the first supporting part is in threaded connection with the first pressure plate, and a plurality of fastening holes are distributed in the first pressure plate; in the design, the length of the first pressure plate in threaded connection with the first output shaft is adjusted, and the action that the first pressure plate compresses the cutter head is achieved.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a view from a-a direction of the present invention.

Fig. 3 is a three-dimensional structure diagram of the present invention.

Fig. 4 is a partially enlarged view of fig. 3 at B.

Fig. 5 is a three-dimensional structure diagram of the cutter head of the present invention.

Fig. 6 is a three-dimensional structure diagram of the first middle pressing plate of the present invention.

Fig. 7 is a three-dimensional structure diagram of the middle adjusting bracket of the present invention.

Fig. 8 is a three-dimensional structure diagram of the mounting plate of the present invention.

Fig. 9 is a partial enlarged view at C in fig. 1.

Fig. 10 is a perspective structural view of a second middle pressure plate of the present invention.

The automatic transmission mechanism comprises an adjusting support 1, an input shaft 2, a mounting disc 3, a gap 4, an adjusting disc 5, a supporting part II, an output shaft II, a clamping part 701, a pressing disc II 8, a jack 801, a pressing shaft 802, a cutter head 9, a connecting hole 10, a connecting groove 11, a driving bevel gear 12, a driven gear 13, a driven bevel gear 14, a driving gear 15, a pressing groove 16, a pressing block 17, a rotating groove 18, a fastening hole 19, a pressing disc I20, an output shaft I21 and a supporting part I22.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1 to 10, the double-support single-transmission cutter head device comprises a rotatable cutter head 9 and a mounting plate 3 fixedly mounted on a machine tool, wherein an adjusting support 1 is connected to the mounting plate 3, a first support part 22 and a second support part 6 which are arranged in parallel are arranged on the adjusting support 1, a first output shaft 21 is rotatably connected to the first support part 22, a second output shaft 7 is rotatably connected to the second support part 6, a first pressure plate 20 which can adjust the axial position is connected to the first output shaft 21 extending out of the first support part 22, a plurality of pressure grooves 16 are respectively formed at two ends of the cutter head 9, pressure blocks 17 which respectively correspond to the pressure grooves 16 are arranged at one sides of the first pressure plate 20 and the second pressure plate 8 which are arranged opposite to the cutter head 9, the pressure block 17 of the first pressure plate 20 can be inserted into the pressure groove 16 at one end of the cutter head 9, the pressure block 17 of the second pressure; the structure for realizing the axial position adjustment of the first pressure plate 20 is specifically that a first output shaft 21 extending out of a first supporting part 22 is in threaded connection with the first pressure plate 20, and a plurality of fastening holes 19 are distributed in the first pressure plate 20.

In order to realize the angle adjustment of the cutter head 9, the adjusting bracket 1 is rotatably connected to the mounting disc 3, and one side of the mounting disc 3, which is arranged opposite to the adjusting bracket 1, is provided with an annular rotating groove 18; rotationally be connected with adjusting disk 5 on mounting disc 3, adjusting disk 5 can rotate along rotating groove 18, a plurality of connecting holes 10 of having arranged on adjusting disk 5, open the one side that the relative adjusting disk 5 of regulation support 1 set up has annular spread groove 11, adjusting bolt's nut can slide along spread groove 11, leave convenient rotation adjusting bolt's clearance 4 between adjusting disk 5 and the mounting disc 3, adjusting bolt can pass connecting hole 10 (in this application, adjusting bolt is prior art, adjusting bolt's figure has not been drawn in the drawing, but do not influence the understanding to this scheme).

In order to further improve the rotating stability of the cutter head 9, an input shaft 2 is rotatably connected to the machine tool, a driving conical gear 12 is connected to the input shaft 2, a transmission shaft is further rotatably connected to the second supporting portion 6, a rotatable driven conical gear 14 and a driving gear 15 are connected to the transmission shaft, the driven conical gear 14 is meshed with the driving conical gear 12, a driven gear 13 is rotatably connected to the second output shaft 7, and the driving gear 15 is meshed with the driven gear 13.

In the utility model, the mounting plate 3 is fixedly mounted on the machine tool, the machine tool is connected with a device for driving the input shaft 2 to rotate, and the driving device can be equipment such as a motor; before adjusting the angle of the cutter head 9, the mounting disc 3 is fixedly connected with the adjusting disc 5 through a fastening screw, one end of the adjusting screw is arranged in the connecting groove 11, the adjusting screw extending out of the adjusting disc 5 is connected with a fastening nut, when the angle of the cutter head 9 is required to be adjusted according to the spiral angle of the screw rod, the fastening screw of the mounting disc 3 and the adjusting disc 5 is firstly loosened, the fastening nut on the adjusting screw is loosened, the adjusting bracket 1 is rotated, when the cutter head 9 is adjusted to the required angle, the adjusting nut is screwed, and the mounting disc 3 and the adjusting disc 5 are fixedly connected together through the fastening screw; a pressing shaft 802 is arranged on one side, opposite to the support frame II, of the pressing plate II 8, the pressing shaft 802 is pressed into the output shaft II 7, a clamping portion 701 is arranged on one side, opposite to the pressing plate II 8, of the output shaft II 7, two insertion holes 801 are formed in the pressing plate II 8, the clamping portion 701 is clamped into the insertion holes 801, and meanwhile a pressing block 17 of the pressing plate II 8 is pressed into a pressing groove 16 in the cutter head 9; the first pressure plate 20 is screwed on the first output shaft 21, the pressure groove 16 at one end of the cutter head 9 is aligned to the pressing block 17 on the first pressure plate 20, the pressing block 17 is inserted into the pressure groove 16, the position of the first pressure plate 20 on the first output shaft 21 is adjusted after the pressing block 17 of the first pressure plate 20 is abutted against the cutter head 9, the first pressure plate 20 presses the cutter head 9 tightly, and the first pressure plate 20 and the first output shaft 21 are fixedly connected together by fastening screws penetrating through the fastening holes 19, so that the bidirectional support of the cutter head 9 is realized, and the rigidity of the cutter head 9 is improved; when the cutter 9 mills, the driving device drives the input shaft 2 to rotate, the rotation of the input shaft 2 drives the rotation of the driving bevel gear 12, the driving bevel gear 12 respectively drives the rotation of the driven bevel gear, the rotation of the driven bevel gear drives the rotation of the transmission shaft, the rotation of the transmission shaft drives the rotation of the driving gear 15, the rotation of the driving gear 15 drives the rotation of the driven gear 13, the rotation of the driven gear 13 drives the rotation of the output shaft II 7, the rotation of the output shaft II 7 drives the rotation of the pressure plate II 8, the pressure plate II 8 drives the rotation of the cutter 9 and the pressure plate I20, and the cutter 9 mills the screw rod; in the utility model, two ends of the cutter head 9 are supported by the first pressure plate 20 and the second pressure plate 8, so that the rigidity of the cutter head 9 is increased, and the cutter head 9 rotates more stably; the angle of the cutter head 9 can be adjusted according to the difference of the helical angles of the screw rods, the cutter head 9 has a fixed rotation center when the angle is adjusted, the rotation center of the angle adjustment of the cutter head 9 is always on the rotation center line of the input shaft 2, the installation center of the cutter head 9 has no spatial position change, the cutter setting is convenient, and the processing efficiency is improved; the milling cutter can be applied to the milling work of the driving cutter head 9.

The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and transformations for some technical features without creative labor according to the disclosed technical contents, and these replacements and transformations are all within the protection scope of the present invention.

Claims

1. The utility model provides a single transmission blade disc device of dual bracing, includes rotatable blade disc, its characterized in that: still include the mounting disc of fixed mounting on the lathe, be connected with the regulation support on the mounting disc, be equipped with parallel arrangement's supporting part one and supporting part two on the regulation support, rotationally be connected with output shaft one on the supporting part one, rotationally be connected with output shaft two on the supporting part two, stretch out and be connected with axial position adjustable pressure disk one on the output shaft one of supporting part one, be connected with pressure disk two on the output shaft two of stretching out supporting part two, a plurality of indent has been opened respectively at the both ends of blade disc, one side that the relative blade disc of pressure disk one and pressure disk two set up all is equipped with the briquetting that corresponds with each indent respectively, the briquetting of pressure disk one can be inserted in the indent of blade disc one end, the briquetting of pressure disk two can.

2. A double-supported single-transmission cutter head device according to claim 1, wherein: the adjusting bracket is rotatably connected to the mounting plate.

3. A double-supported single-transmission cutter head device according to claim 2, wherein: rotationally be connected with the adjustment disk on the mounting disc, a plurality of connecting holes of having arranged on the adjustment disk, open the one side that the relative adjustment disk of regulation support set up has the annular spread groove, and adjusting bolt's nut can slide along the spread groove, leaves the convenient clearance that rotates adjusting bolt between adjustment disk and the mounting disc, and adjusting bolt can pass the connecting hole.

4. A double-supported single-transmission cutter head device according to claim 1, wherein: an input shaft is rotatably connected to the machine tool, a driving conical gear is connected to the input shaft, a transmission shaft is further rotatably connected to the second supporting portion, a rotatable driven conical gear and a driving gear are connected to the transmission shaft, the driven conical gear is meshed with the driving conical gear, a driven gear is rotatably connected to the second output shaft, and the driving gear is meshed with the driven gear.

5. A double-support single-transmission cutter head device according to any one of claims 1 to 4, characterized in that: the output shaft I extending out of the supporting part I is in threaded connection with the pressure plate I, and a plurality of fastening holes are distributed in the pressure plate I.