WO2019134422A1 - Infinitely variable speed feeding mechanism - Google Patents

Infinitely variable speed feeding mechanism Download PDF

Info

Publication number
WO2019134422A1
WO2019134422A1 PCT/CN2018/111568 CN2018111568W WO2019134422A1 WO 2019134422 A1 WO2019134422 A1 WO 2019134422A1 CN 2018111568 W CN2018111568 W CN 2018111568W WO 2019134422 A1 WO2019134422 A1 WO 2019134422A1
Authority
WO
WIPO (PCT)
Prior art keywords
gear
shaft
feed
ratchet
pawl
Prior art date
Application number
PCT/CN2018/111568
Other languages
French (fr)
Chinese (zh)
Inventor
张国根
Original Assignee
佛山新成洪鼎机械技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 佛山新成洪鼎机械技术有限公司 filed Critical 佛山新成洪鼎机械技术有限公司
Publication of WO2019134422A1 publication Critical patent/WO2019134422A1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/22—Feeding members carrying tools or work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/22—Feeding members carrying tools or work
    • B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
    • B23Q5/38—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/22—Feeding members carrying tools or work
    • B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
    • B23Q5/38—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
    • B23Q5/46—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously with variable speed ratio

Definitions

  • the present invention relates to the field of machining, and more particularly to the technical field of shifting mechanisms.
  • the environment can not be kept clean, and the adaptability to the machine tool often has certain requirements.
  • Most of the machine's feed box has complex parts. If the machining environment is clean and tidy, it is more prone to problems, affecting machining efficiency and processing quality.
  • the feed mechanism of the existing machine tool cannot realize the stepless speed change, and the friction of the parts in the feed mechanism of the machine tool is severe, so that the service life is short.
  • the invention provides a stepless speed change feed mechanism, which has novel structure and convenient operation, can flexibly adjust the feed speed and realize stepless speed change, so as to achieve the most ideal use effect.
  • the present invention adopts the following technical solutions.
  • a continuously variable shifting feed mechanism includes a box body and a gear transmission assembly, a ratchet mechanism assembly and a feed assembly disposed in the box body;
  • the gear transmission assembly includes a central shaft, a first gear and a second gear, the central shaft is located at a center of the feed box, the first gear is connected to the central shaft, and the second gear is meshed with the first gear.
  • the second gear is a spinning planetary gear train, and the second gear revolves around the first gear.
  • the ratchet mechanism assembly includes a transmission shaft, a first ratchet sleeve, a pawl, an adjustment mechanism and a return spring, the first ratchet sleeve includes two ratchets, the first ratchet sleeve is disposed at a front end of the drive shaft, and Connected to the second gear through a transmission shaft, the pawl is a double pawl structure, the middle portion of the pawl is hingedly connected to the feed shaft, and one end of the pawl is in contact with any ratchet tooth in the first ratchet sleeve The other end of the pawl is in contact with the adjusting mechanism, and one end of the return spring is fixed on the box body, and the other end is connected to the pawl;
  • the feed assembly includes a feed shaft, a shift fork, a fork sleeve, and a cylindrical pin.
  • the fork is movably connected to the central shaft through a cylindrical pin, and the dial sleeve is provided with a dial groove.
  • the fork claws of the fork are embedded in the shifting groove, and the feed shaft is provided with a spline, and the fork sleeve is connected to the feed shaft through a spline.
  • the ratchet mechanism assembly further includes a second ratchet sleeve, the second ratchet sleeve being disposed at a rear end of the transmission shaft.
  • the adjustment mechanism includes an adjustment shaft, an adjustment cam, and an adjustment dial, and the adjustment dial is connected to the adjustment cam through the adjustment shaft.
  • the continuously variable shifting feed mechanism further includes a fixed handle, and the fixed handle is disposed at a front end of the central shaft, and the center shaft is pushed and pulled by the fixed handle to perform the reversing feed or the non-feed.
  • the utility model has the beneficial effects that the pawl used in the continuously variable shifting mechanism of the invention is a double pawl mechanism, two ratchet wheels are arranged, and a swing mechanism of the adjusting mechanism adjusting pawl is arranged to realize the pawl in different swings
  • the two ratchet wheels are driven downward, and the ratchet passes through the transmission system to transmit the power to the feed system, thereby achieving the stepless variable speed feed, and the stepless speed change mechanism of the present invention is reliable in motion and improves efficiency.
  • the invention regulates the feed rate and feed rate of the feed mechanism of the machine tool.
  • Figure 1 is a front cross-sectional view showing an embodiment of the present invention.
  • FIG. 2 is a schematic cross-sectional view of a left side of the embodiment of the present invention.
  • a continuously variable shifting feed mechanism includes a casing 0 and a gear transmission assembly, a ratchet mechanism assembly and a feed assembly disposed in the casing 0;
  • the gear transmission assembly includes a central shaft 1, a first gear 2 and a second gear 3, the central shaft 1 is located at the center of the feed box 0, and the first gear 2 is connected to the central shaft 1, the second The gear 3 meshes with the first gear 2, which is a self-rotating planetary gear train, and the second gear 3 revolves around the first gear 2.
  • the ratchet mechanism assembly includes a transmission shaft 4, a first ratchet sleeve 6, a pawl 12, an adjustment mechanism and a return spring 11, the first ratchet sleeve 6 including two ratchets, and the first ratchet sleeve 6 is disposed
  • the pawl 12 is a double pawl structure, and the middle portion of the pawl 12 is hingedly connected to the feed shaft 7, one end of the pawl 12
  • the drive shaft 4 is in contact with the first ratchet 6 or the second ratchet 7 with the first ratchet 6 or the second ratchet 7 , and the other end of the pawl 12 is in contact with the adjustment mechanism, and one end of the return spring 11 is fixed at The other end of the casing 0 is connected to the pawl 12.
  • the feed assembly includes a feed shaft 7, a shift fork 8, a fork sleeve 9, and a cylindrical pin.
  • the shift fork 8 is movably connected to the central shaft 1 through a cylindrical pin, and the shift fork sleeve 9 is provided with a dial.
  • the movement groove, the fork claw of the shift fork 8 is embedded in the shifting groove, and the feed shaft 7 is provided with a spline, and the fork sleeve 9 is connected to the feed shaft 7 by a spline.
  • the ratchet mechanism assembly further includes a second ratchet sleeve 10, and the second ratchet sleeve 10 is disposed at a rear end of the drive shaft 7.
  • the adjustment mechanism includes an adjustment shaft 14, an adjustment cam 13 and an adjustment dial, and the adjustment dial is connected to the adjustment cam 13 via the adjustment shaft 14.
  • the continuously variable shifting feed mechanism further includes a fixed handle 11 disposed at a front end of the central shaft, and the center shaft is pushed and pulled by the fixed handle 11 to perform reversing feeding or no feeding.

Abstract

Disclosed is an infinitely variable speed feeding mechanism, comprising a box body (0), a gear transmission assembly, a ratchet mechanism assembly and a feeding assembly, wherein the gear transmission assembly comprises a central shaft (1), a cylindrical pin, a first gear (2) and a second gear (3); the ratchet mechanism assembly comprises a transmission shaft (4), a first pawl set (6), an adjusting mechanism and a return spring (11); the feeding assembly comprises a feeding shaft (7), a shift fork (8), a shift fork sleeve (9) and a cylindrical pin, wherein the shift fork (8) is movably connected to the central shaft (1) by the cylindrical pin. The first pawl set (6) comprises two pawls and two ratchets. The adjusting mechanism adjusts the pendulum deflection of the pawls, the pawls drive the two ratchets under different pendulum deflections, and the ratchets transfer power to the feeding assembly by the transmission assembly in order to achieve the infinitely variable speed feeding and to adjust the feeding speed and feeding amount of the feeding mechanism of a machine tool.

Description

一种无级变速进给机构  Continuously variable speed feed mechanism
技术领域Technical field
本发明涉及机械加工领域，特别涉及变速机构技术领域。The present invention relates to the field of machining, and more particularly to the technical field of shifting mechanisms.
背景技术Background technique
在较为恶劣的工作环境，如船舶加工现场，环境不能保持清洁，对机床的适应性往往有一定要求。大多数机床的进给箱内零件复杂，若加工环境整洁，更容易出现问题，影响加工效率和加工质量。并且，现有机床的进给机构都不能实现无级变速，会使机床的进给机构内零件摩擦严重，使得其使用寿命较短。In the harsh working environment, such as the ship processing site, the environment can not be kept clean, and the adaptability to the machine tool often has certain requirements. Most of the machine's feed box has complex parts. If the machining environment is clean and tidy, it is more prone to problems, affecting machining efficiency and processing quality. Moreover, the feed mechanism of the existing machine tool cannot realize the stepless speed change, and the friction of the parts in the feed mechanism of the machine tool is severe, so that the service life is short.
发明内容Summary of the invention
本发明提供一种无级变速进给机构，结构新颖，操作方便，可以灵活调节进给速度，实现无级变速，以达到最理想的使用效果。The invention provides a stepless speed change feed mechanism, which has novel structure and convenient operation, can flexibly adjust the feed speed and realize stepless speed change, so as to achieve the most ideal use effect.
本发明为解决上述问题，采用下述技术方案。In order to solve the above problems, the present invention adopts the following technical solutions.
一种无级变速进给机构，包括箱体和设置在箱体内的齿轮传动组件、棘轮机构组件及进给组件；A continuously variable shifting feed mechanism includes a box body and a gear transmission assembly, a ratchet mechanism assembly and a feed assembly disposed in the box body;
所述齿轮传动组件包括中心轴、第一齿轮及第二齿轮，所述中心轴位于进给箱体中心处，所述第一齿轮于中心轴连接，所述第二齿轮与第一齿轮啮合，所述第二齿轮为自转的行星轮系，且第二齿轮绕着第一齿轮公转。The gear transmission assembly includes a central shaft, a first gear and a second gear, the central shaft is located at a center of the feed box, the first gear is connected to the central shaft, and the second gear is meshed with the first gear. The second gear is a spinning planetary gear train, and the second gear revolves around the first gear.
所述棘轮机构组件包括传动轴、第一棘轮套组、棘爪、调整机构及回复弹簧，所述第一棘轮套组包括两个棘轮，所述第一棘轮套组设置在传动轴前端，并通过传动轴与第二齿轮连接，所述棘爪为双棘爪结构，所述棘爪中部与进给轴铰接相连，所述棘爪的一端与第一棘轮套组中任一棘轮轮齿接触，所述棘爪的另一端与调整机构接触连接，所述回复弹簧的一端固定在箱体上，另一端与棘爪连接；The ratchet mechanism assembly includes a transmission shaft, a first ratchet sleeve, a pawl, an adjustment mechanism and a return spring, the first ratchet sleeve includes two ratchets, the first ratchet sleeve is disposed at a front end of the drive shaft, and Connected to the second gear through a transmission shaft, the pawl is a double pawl structure, the middle portion of the pawl is hingedly connected to the feed shaft, and one end of the pawl is in contact with any ratchet tooth in the first ratchet sleeve The other end of the pawl is in contact with the adjusting mechanism, and one end of the return spring is fixed on the box body, and the other end is connected to the pawl;
所述进给组件包括进给轴、拨叉、拨叉套筒、圆柱销，所述拨叉通过圆柱销与中心轴活动连接，所述拨叉套筒上设有拨动槽，所述拨叉的叉爪嵌入拨动槽内，所述进给轴上设有花键，所述拨叉套筒通过花键与进给轴连接传动。The feed assembly includes a feed shaft, a shift fork, a fork sleeve, and a cylindrical pin. The fork is movably connected to the central shaft through a cylindrical pin, and the dial sleeve is provided with a dial groove. The fork claws of the fork are embedded in the shifting groove, and the feed shaft is provided with a spline, and the fork sleeve is connected to the feed shaft through a spline.
进一步地，所述棘轮机构组件还包括第二棘轮套组，所述第二棘轮套组设置在传动轴后端。Further, the ratchet mechanism assembly further includes a second ratchet sleeve, the second ratchet sleeve being disposed at a rear end of the transmission shaft.
进一步地，所述调整机构包括调整轴、调整凸轮及调整转盘，调整转盘通过调整轴与调整凸轮连接。Further, the adjustment mechanism includes an adjustment shaft, an adjustment cam, and an adjustment dial, and the adjustment dial is connected to the adjustment cam through the adjustment shaft.
进一步地，所述无级变速进给机构还包固定手柄，所述固定手柄设置在中心轴的前端，通过固定手柄推拉中心轴进行换向进给或者不进给。Further, the continuously variable shifting feed mechanism further includes a fixed handle, and the fixed handle is disposed at a front end of the central shaft, and the center shaft is pushed and pulled by the fixed handle to perform the reversing feed or the non-feed.
本发明的有益效果为：本发明的无级变速机构中采用的棘爪为双棘爪机构，设置了两个棘轮，并设置了调节机构调剂棘爪的摆幅，实现棘爪在不同摆幅下驱动两个棘轮，棘轮通过传动系统，将动力传动给进给系统，从而实现无级变速进给，且本发明中无级变速机构运动可靠，提高效率。本发明调节机床的进给机构的进给速度及进给量。The utility model has the beneficial effects that the pawl used in the continuously variable shifting mechanism of the invention is a double pawl mechanism, two ratchet wheels are arranged, and a swing mechanism of the adjusting mechanism adjusting pawl is arranged to realize the pawl in different swings The two ratchet wheels are driven downward, and the ratchet passes through the transmission system to transmit the power to the feed system, thereby achieving the stepless variable speed feed, and the stepless speed change mechanism of the present invention is reliable in motion and improves efficiency. The invention regulates the feed rate and feed rate of the feed mechanism of the machine tool.
附图说明DRAWINGS
图1 本发明实施例的主视剖视示意图。Figure 1 is a front cross-sectional view showing an embodiment of the present invention.
图2 本发明实施例的左视剖视示意图。2 is a schematic cross-sectional view of a left side of the embodiment of the present invention.
具体实施方式Detailed ways
以下将结合实施例和附图对本发明的构思、具体结构及产生的技术效果进行清楚、完整地描述，以充分地理解本发明的目的、特征和效果。显然，所描述的实施例只是本发明的一部分实施例，而不是全部实施例，基于本发明的实施例，本领域的技术人员在不付出创造性劳动的前提下所获得的其他实施例，均属于本发明保护的范围。另外，文中所提到的所有联接/连接关系，并非单指构件直接相接，而是指可根据具体实施情况，通过添加或减少联接辅件，来组成更优的联接结构。本发明创造中的各个技术特征，在不互相矛盾冲突的前提下可以交互组合。The concept, the specific structure and the technical effects of the present invention will be clearly and completely described in conjunction with the embodiments and the accompanying drawings. It is apparent that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments, based on the embodiments of the present invention, other embodiments obtained by those skilled in the art without creative efforts belong to The scope of protection of the present invention. In addition, all the coupling/joining relationships mentioned in the text are not directly connected to the components, but rather may constitute a better coupling structure by adding or reducing the coupling accessories according to the specific implementation. The various technical features in the creation of the invention can be combined and combined without conflicting conflicts.
参照图1～图2，一种无级变速进给机构，包括箱体0和设置在箱体0内的齿轮传动组件、棘轮机构组件及进给组件；1 to 2, a continuously variable shifting feed mechanism includes a casing 0 and a gear transmission assembly, a ratchet mechanism assembly and a feed assembly disposed in the casing 0;
所述齿轮传动组件包括中心轴1、第一齿轮2及第二齿轮3，所述中心轴1位于进给箱体0中心处，所述第一齿轮2于中心轴1连接，所述第二齿轮3与第一齿轮2啮合，所述第二齿轮3为自转的行星轮系，且第二齿轮3绕着第一齿轮2公转。The gear transmission assembly includes a central shaft 1, a first gear 2 and a second gear 3, the central shaft 1 is located at the center of the feed box 0, and the first gear 2 is connected to the central shaft 1, the second The gear 3 meshes with the first gear 2, which is a self-rotating planetary gear train, and the second gear 3 revolves around the first gear 2.
所述棘轮机构组件包括传动轴4、第一棘轮套组6、棘爪12、调整机构及回复弹簧11，所述第一棘轮套组6包括两个棘轮，所述第一棘轮套组6设置在传动轴4前端，并通过传动轴7与第二齿轮3连接，所述棘爪12为双棘爪结构，所述棘爪12中部与进给轴7铰接相连，所述棘爪12的一端与第一棘轮6或第二棘轮7所述传动轴4与第一棘轮6及第二棘轮7接触，所述棘爪12的另一端与调整机构接触连接，所述回复弹簧11的一端固定在箱体0上，另一端与棘爪12连接。The ratchet mechanism assembly includes a transmission shaft 4, a first ratchet sleeve 6, a pawl 12, an adjustment mechanism and a return spring 11, the first ratchet sleeve 6 including two ratchets, and the first ratchet sleeve 6 is disposed At the front end of the transmission shaft 4, and connected to the second gear 3 via a transmission shaft 7, the pawl 12 is a double pawl structure, and the middle portion of the pawl 12 is hingedly connected to the feed shaft 7, one end of the pawl 12 The drive shaft 4 is in contact with the first ratchet 6 or the second ratchet 7 with the first ratchet 6 or the second ratchet 7 , and the other end of the pawl 12 is in contact with the adjustment mechanism, and one end of the return spring 11 is fixed at The other end of the casing 0 is connected to the pawl 12.
所述进给组件包括进给轴7、拨叉8、拨叉套筒9、圆柱销，所述拨叉8通过圆柱销与中心轴1活动连接，所述拨叉套筒9上设有拨动槽，所述拨叉8的叉爪嵌入拨动槽内，所述进给轴7上设有花键，所述拨叉套筒9通过花键与进给轴7连接传动。The feed assembly includes a feed shaft 7, a shift fork 8, a fork sleeve 9, and a cylindrical pin. The shift fork 8 is movably connected to the central shaft 1 through a cylindrical pin, and the shift fork sleeve 9 is provided with a dial. The movement groove, the fork claw of the shift fork 8 is embedded in the shifting groove, and the feed shaft 7 is provided with a spline, and the fork sleeve 9 is connected to the feed shaft 7 by a spline.
进一步地，所述棘轮机构组件还包括第二棘轮套组10，所述第二棘轮套组10设置在传动轴7后端。Further, the ratchet mechanism assembly further includes a second ratchet sleeve 10, and the second ratchet sleeve 10 is disposed at a rear end of the drive shaft 7.
进一步地，所述调整机构包括调整轴14、调整凸轮13及调整转盘，调整转盘通过调整轴14与调整凸轮13连接。Further, the adjustment mechanism includes an adjustment shaft 14, an adjustment cam 13 and an adjustment dial, and the adjustment dial is connected to the adjustment cam 13 via the adjustment shaft 14.
进一步地，所述无级变速进给机构还包固定手柄11，所述固定手柄11设置在中心轴的前端，通过固定手柄11推拉中心轴进行换向进给或者不进给。Further, the continuously variable shifting feed mechanism further includes a fixed handle 11 disposed at a front end of the central shaft, and the center shaft is pushed and pulled by the fixed handle 11 to perform reversing feeding or no feeding.
以上对本发明的较佳实施方式进行了具体说明，但本发明创造并不限于所述实施例，熟悉本领域的技术人员在不违背本发明精神的前提下还可作出种种的等同变型或替换，这些等同的变型或替换均包含在本申请权利要求所限定的范围内。The preferred embodiments of the present invention have been described in detail above, but the present invention is not limited to the embodiments, and various equivalent modifications or substitutions can be made by those skilled in the art without departing from the spirit of the invention. These equivalent variations or alternatives are intended to be included within the scope of the claims.

Claims (4)

  1. 一种无级变速进给机构，其特征在于，包括箱体和设置在箱体内的齿轮传动组件、棘轮机构组件及进给组件； A continuously variable shifting feeding mechanism, comprising: a box body and a gear transmission assembly, a ratchet mechanism assembly and a feeding assembly disposed in the box body;
    所述齿轮传动组件包括中心轴、圆柱销、第一齿轮及第二齿轮，所述中心轴位于进给箱体中心处，所述第一齿轮于中心轴连接，所述第二齿轮与第一齿轮啮合，所述第二齿轮为自转的行星轮系，且第二齿轮绕着第一齿轮公转；The gear transmission assembly includes a central shaft, a cylindrical pin, a first gear and a second gear, the central shaft is located at a center of the feeding box, the first gear is connected to the central shaft, and the second gear is first Gear meshing, the second gear is a spinning planetary gear train, and the second gear revolves around the first gear;
    所述棘轮机构组件包括传动轴、第一棘轮套组、棘爪、调整机构及回复弹簧，所述第一棘轮套组包括两个棘轮，所述第一棘轮套组设置在传动轴前端，并通过传动轴与第二齿轮连接，所述棘爪为双棘爪结构，所述棘爪中部与进给轴铰接相连，所述棘爪的一端与第一棘轮套组中任一棘轮轮齿接触，所述棘爪的另一端与调整机构接触连接，所述回复弹簧的一端固定在箱体上，另一端与棘爪连接；The ratchet mechanism assembly includes a transmission shaft, a first ratchet sleeve, a pawl, an adjustment mechanism and a return spring, the first ratchet sleeve includes two ratchets, the first ratchet sleeve is disposed at a front end of the drive shaft, and Connected to the second gear through a transmission shaft, the pawl is a double pawl structure, the middle portion of the pawl is hingedly connected to the feed shaft, and one end of the pawl is in contact with any ratchet tooth in the first ratchet sleeve The other end of the pawl is in contact with the adjusting mechanism, and one end of the return spring is fixed on the box body, and the other end is connected to the pawl;
    所述进给组件包括进给轴、拨叉、拨叉套筒、圆柱销，所述拨叉通过圆柱销与中心轴活动连接，所述拨叉套筒上设有拨动槽，所述拨叉的叉爪嵌入拨动槽内，所述进给轴上设有花键，所述拨叉套筒通过花键与进给轴连接传动。The feed assembly includes a feed shaft, a shift fork, a fork sleeve, and a cylindrical pin. The fork is movably connected to the central shaft through a cylindrical pin, and the dial sleeve is provided with a dial groove. The fork claws of the fork are embedded in the shifting groove, and the feed shaft is provided with a spline, and the fork sleeve is connected to the feed shaft through a spline.
  2. 根据权利要求1所述的一种无级变速进给机构，其特征在于，所述棘轮机构组件还包括第二棘轮套组，所述第二棘轮套组设置在传动轴后端。 A continuously variable shifting feed mechanism according to claim 1, wherein said ratchet mechanism assembly further comprises a second ratchet sleeve, said second ratchet sleeve being disposed at a rear end of the drive shaft.
  3. 根据权利要求1所述的一种无级变速进给机构，其特征在于，所述调整机构包括调整轴、调整凸轮及调整转盘，调整转盘通过调整轴与调整凸轮连接。 The continuously variable shifting feed mechanism according to claim 1, wherein the adjusting mechanism comprises an adjusting shaft, an adjusting cam and an adjusting dial, and the adjusting dial is connected to the adjusting cam through the adjusting shaft.
  4. 根据权利要求1所述的一种无级变速进给机构，其特征在于，还包固定手柄，所述固定手柄设置在中心轴的前端，通过固定手柄推拉中心轴进行换向进给或者不进给。 A continuously variable shifting feed mechanism according to claim 1, further comprising a fixed handle, the fixed handle being disposed at a front end of the central shaft, and the centering shaft is pushed and pulled by the fixed handle for reversing feed or not give.
PCT/CN2018/111568 2018-01-08 2018-10-24 Infinitely variable speed feeding mechanism WO2019134422A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201820034746.8U CN207900744U (en) 2018-01-08 2018-01-08 A kind of variable speed feed mechanism
CN201820034746.8 2018-01-08

Publications (1)

Publication Number Publication Date
WO2019134422A1 true WO2019134422A1 (en) 2019-07-11

Family

ID=63567029

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2018/111568 WO2019134422A1 (en) 2018-01-08 2018-10-24 Infinitely variable speed feeding mechanism

Country Status (2)

Country Link
CN (1) CN207900744U (en)
WO (1) WO2019134422A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN207900744U (en) * 2018-01-08 2018-09-25 佛山新成洪鼎机械技术有限公司 A kind of variable speed feed mechanism

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3864994A (en) * 1969-02-24 1975-02-11 P White Multiple spindle machine with variable speed drive
CN1107091A (en) * 1993-07-04 1995-08-23 袁庆民 Grinding machine for twist drill and Ni zhifu drill
CN102528529A (en) * 2011-12-30 2012-07-04 南通西马特机器制造有限公司 Frequency-conversion speed-regulation feed box
CN207900744U (en) * 2018-01-08 2018-09-25 佛山新成洪鼎机械技术有限公司 A kind of variable speed feed mechanism

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3864994A (en) * 1969-02-24 1975-02-11 P White Multiple spindle machine with variable speed drive
CN1107091A (en) * 1993-07-04 1995-08-23 袁庆民 Grinding machine for twist drill and Ni zhifu drill
CN102528529A (en) * 2011-12-30 2012-07-04 南通西马特机器制造有限公司 Frequency-conversion speed-regulation feed box
CN207900744U (en) * 2018-01-08 2018-09-25 佛山新成洪鼎机械技术有限公司 A kind of variable speed feed mechanism

Also Published As

Publication number Publication date
CN207900744U (en) 2018-09-25

Similar Documents

Publication Publication Date Title
NZ509930A (en) Power tool with removable attachment, with tool and attachment each having gear changing mechanisms
EP0350457A3 (en) A portable manually-controlled three-speed pipe-bending machine
WO2019134422A1 (en) Infinitely variable speed feeding mechanism
CN106426239B (en) Idle running transmission gear coupling adaptive robot finger apparatus
WO2001040678A3 (en) Gearbox
EP1211435A3 (en) Planetary gear reduction device with torque limiter function
WO2012169680A1 (en) Decelerator structure using plurality of two-speed spur gears, and actuator module including same
CN106949200B (en) Movable gear shifting three-gear speed changing device with two-wheel driving pawls
CN208457124U (en) A kind of manual transmission shaft system arrangement structure
CN201931313U (en) Milling machine feeding mechanism
CN207536679U (en) A kind of plank transfer roller
WO2015003665A1 (en) Reduction gear box
CN214305092U (en) Steel cord double-speed bridge box speed reducer
WO2021210819A1 (en) Bicycle capable of moving by clockwise and counterclockwise rotation of pedals
CN211825021U (en) Bearing running-in machine
CN209483884U (en) The transmission device and mini-tiller of a kind of dual rotary direction gearbox
CN205780237U (en) A kind of duplicate gear
CN211314885U (en) Circular arc tooth coupling for crimping machine
CN113969965B (en) Mini-tiller gear shifting transmission assembly and mini-tiller
CN109488732A (en) Transmission device, method of power transmission and the mini-tiller of dual rotary direction gearbox
CN109502495A (en) A kind of bull-dozer winch
CN220268323U (en) Multi-gear transmission structure and mini-tiller
CN217977214U (en) Speed reducer capable of forward and reverse steering and preventing dropping
CN220863364U (en) Lathe headstock box
CN103225675B (en) Two-way pedal drive mechanism and foot pedal apparatus

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18898142

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 18898142

Country of ref document: EP

Kind code of ref document: A1