CN109352033B - Bending rotation type single-handle rocker feeding system and drilling machine thereof - Google Patents
Bending rotation type single-handle rocker feeding system and drilling machine thereof Download PDFInfo
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- CN109352033B CN109352033B CN201811281455.XA CN201811281455A CN109352033B CN 109352033 B CN109352033 B CN 109352033B CN 201811281455 A CN201811281455 A CN 201811281455A CN 109352033 B CN109352033 B CN 109352033B
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- shaft
- rod part
- handle
- transverse shaft
- feeding system
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- 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
Abstract
The invention relates to a bending rotary type single-handle rocker feeding system and a drilling machine thereof, and belongs to the field of machine tools. The invention adopts a high technical scheme that: the spring-back type gear box comprises a cross shaft with a small cone gear, wherein one end of the cross shaft is arranged in a spring-back bearing bush, the other end of the cross shaft is sleeved with a bearing and a stepped shaft fixed on the cross shaft, and a pin hole is formed in the position, exposed out of a stepped circular truncated cone, of the cross shaft; the pin hole is inserted into the rotating handle, one end of the rotating handle is bent to be divided into a long rod part and a short rod part, the angle between the long rod part and the short rod part is 90-160 degrees, the end of the short rod part is provided with a thread, the short rod part is inserted into the pin hole of the cross shaft and then matched with the nut, the long rod part is provided with a round table close to the bending position, the included angle between a bus of the round table and a central shaft of the free end of the long rod is 10-60 degrees, and the bus of the round table is contacted with the outer side face of the stepped shaft when the long rod part.
Description
Technical Field
The invention relates to a bending rotary type single-handle rocker feeding system and a drilling machine thereof, and belongs to the field of machine tools.
Background
The drilling machine can be arranged on the operation table, and the transverse shaft is vertically arranged. Usually, the transverse shaft in the transverse shaft box moves downwards under the driving of the hand crank handle.
Traditional drilling machine feed system all operates by many handle bars, in order to make things convenient for operating personnel to recycle and accomplish the processing to the work piece, and avoid the arm too far of stretching forward, if the arm is too far of stretching forward when the operation, the arm is exerted force inadequately, can not reach the extreme value, simultaneously and in the use greatly feed when changing the handle operation, need observe processing work piece and feed handle simultaneously, this can have potential handle and grip the failure problem, because the feed shaft is equipped with the structure of kick-backing, if the disposable processing failure of handle kick-backing, the handle of kick-backing simultaneously has the possibility of injury to the human body.
The feeding system with a plurality of handle rods often touches a workpiece in the using process, and only the handle can be detached for continuous work. In the traditional feeding system, the connection between the handle and the handle seat is only wire connection, so that the traditional feeding system is easy to damage and difficult to repair. The inclination angle of the handle rod and the longitudinal surface of the machine body of the traditional feeding system is realized by the vertebral body surface of the handle seat, and is not beneficial to processing and installation.
Disclosure of Invention
In order to solve the problems, the invention provides a bending rotary type single-handle rocker feeding system and a drilling machine thereof.
In order to achieve the purpose, the invention adopts a high technical scheme that:
the bending rotary type single-handle rocker feeding system comprises a transverse shaft with a small cone gear, wherein one end of the transverse shaft is arranged in a rebound bearing bush, the other end of the transverse shaft is provided with a bearing bush and a stepped shaft, the stepped shaft is fixed on the transverse shaft, and a pin hole is formed in the position, exposed out of the stepped shaft, of the transverse shaft; the pin hole is inserted into a rotating handle, one end of the rotating handle is bent and divided into a long rod part and a short rod part, the angle between the long rod part and the short rod part is 90-160 degrees, the end part of the short rod part is provided with a thread, the short rod part is inserted into the pin hole of the cross shaft and then matched with the nut, the long rod part is provided with a round table close to the bending position, the included angle between a bus of the round table and a central shaft of the free end of the long rod is 10-60 degrees, and the bus of the round table is contacted with the outer side surface of the stepped shaft when the long rod part;
establish a scale groove on the axle bush, the graduated flask of outer step shaft is being close to axle bush position to the step shaft, and the external diameter of the step shaft at graduated flask place is the same with the axle bush external diameter.
Preferably, the end surface of the transverse shaft on the side of the pin hole is provided with a screw hole, the screw hole extends to the pin hole, and the screw hole is screwed into the handle screw.
The long rod part and the short rod part of the rotating handle are provided with positioning convex rings located on the short rod part at bending positions, the positioning convex rings and the short rod part end nuts are used for positioning two ends of the short rod part together, the short rod part is prevented from sliding in the pin hole along the axial direction, the end part of the long rod part of the rotating handle is provided with a spherical handle, and the spherical handle is connected with the rotating handle through threads.
Preferably, the stepped shaft comprises three parts, namely a scale shaft, a fixed shaft and a limiting shaft, the diameter of the stepped shaft is gradually increased, the fixed shaft is internally provided with a screw hole to a transverse shaft, a rotating screw rod is screwed into the screw hole, and the outermost side surface of the limiting shaft limits the rotating limit of the circular truncated cone on the rotating handle.
Preferably, the rebound bearing bush is a vertically arranged round box, one round side face is a box cover, a shaft hole is formed in the middle of the other round side face to form the end part of the transverse shaft, a straight groove is formed in the side face of the end part of the transverse shaft, a disc spring is arranged in the rebound bearing bush, one end of the disc spring is fixed in the straight groove of the end face of the transverse shaft, the other end of the disc spring is arranged in the rebound bearing bush, and the disc spring drives the transverse shaft to rotate.
The drilling machine is arranged in a transverse axle box of the drilling machine, a small cone gear on a transverse axle is matched with a rack on the side surface of the transverse axle in the transverse axle box, rebound bearing bushes and bearings at two ends of the transverse axle are arranged on the left side and the right side of the transverse axle box, and the bearing bushes and the dial are exposed out of the transverse axle box.
The invention has the advantages that:
the single handle solves the continuous working process of the cross shaft of the drilling machine under the condition of rotation of the single handle, improves the mode that the traditional feeding system is operated by a plurality of handle rods, does not need to be recycled to finish the processing of workpieces, and avoids the sliding hand error when the handle is changed;
because the feeding system with a plurality of handle rods always touches a workpiece in the using process, the handle can only be detached to continue working, and the rotating design of the single handle can avoid the interference between the feeding operation handle and the workpiece in advance;
the connection between the handle and the handle seat in the traditional feeding system is only wire connection, so that the traditional feeding system is easy to damage and difficult to repair, and the single-handle rod with the improved design is connected by a cylindrical pin and is not easy to damage when being connected with a transverse shaft;
the inclination angle of the handle and the longitudinal surface of the machine body of the traditional feeding system is realized by the centrum surface of the handle seat, and the single handle mode is realized by welding a round platform structure on the handle, so that the feeding system is more convenient to process and manufacture.
Drawings
Figure 1 is a block diagram of the present invention,
fig. 2 is a cutaway view of the present invention.
Reference numerals:
1 horizontal shaft 2 small cone gear 3 rebound bearing bush 4 bearing bush 5 step shaft 6 pin hole 7 rotation handle 8 round table 9 scale groove 10 scale 11 handle screw rod 12 disc spring 13 location spacer ring.
Detailed Description
The following description is made of the present invention:
the invention relates to a bending rotation type single-handle rocker feeding system, which comprises a transverse shaft 1 with a small cone gear 2, wherein one end of the transverse shaft 1 is arranged in a rebound bearing bush 3, the other end of the transverse shaft 1 is sleeved with a bearing bush and a stepped shaft 5, and a pin hole 6 is formed in the position of the transverse shaft 1, which is exposed out of a stepped circular truncated cone 8. The rebound bearing bush and the bearing bush are used as two ends of the transverse shaft to support the bearing structure. The rotating handle 7 is bent to be divided into a long rod part and a short rod part, the angle between the long rod part and the short rod part is 90-160 degrees, the end part of the short rod part is provided with threads, the short rod part is inserted into the pin hole 6 of the transverse shaft 1 and then matched with the nut, the long rod part is provided with a round table 8 at a position close to the bending position, the included angle between a bus of the round table 8 and a central shaft of the free end of the long rod is within the range of 10-60 degrees, and the bus of the round table 8 is contacted with the outer side surface of the stepped shaft 5 when the long rod part of.
The long rod part of the turning handle rotates by taking the short rod part as a hinge shaft, the long rod part rotates to an upper limit position and a lower limit position, the side surface of a truncated cone with the single height of the long rod part is contacted with the outer side surface of the stepped shaft 5, and the outer side surface of the stepped shaft 5 is used as a limiting part for limiting the rotation limit of the turning handle.
A scale groove 9 is formed in the bearing bush, the three parts of the stepped shaft 5 are a scale shaft, a fixed shaft and a limiting shaft, the diameter of the stepped shaft 5 is gradually increased, a scale 10 is arranged on the scale shaft, which is close to the bearing bush, of the stepped shaft 5, and the outer diameter of the stepped shaft 5, where the scale 10 is located, is the same as that of the bearing bush. The fixed shaft is internally provided with a screw hole to the transverse shaft 1, and a rotating screw is screwed into the screw hole. The rotating screw is used for fixing the stepped shaft and the transverse shaft. The cross shaft rotates to drive the graduated scale to rotate, the scale pointed by the scale groove on the bearing bush is the falling size of the driven spindle box, and the graduated shaft is in contact with the adjacent side surface of the bearing bush but is not connected with the adjacent side surface of the bearing bush.
The end surface of the lateral shaft 1, which is provided with the pin hole 6 side, is provided with a screw hole, the screw hole extends to the pin hole 6, and the screw hole is screwed into the handle screw. The structure is used for fixing the rotating handle and controlling the rotating handle to stay at a required specific position. The long rod part and the short rod part of the rotating handle are bent to be provided with positioning convex rings located on the short rod part, the positioning convex rings and the short rod part end nuts carry out two-end positioning on the short rod part together, the short rod part is prevented from sliding in the pin hole along the axial direction, the end part of the long rod part of the rotating handle 7 is provided with a spherical handle, and the spherical handle is connected with the rotating handle 7 through threads.
The resilience bearing bush 3 is a vertically arranged round box, the round side surface on one side is a box cover, the middle of the other round side surface is provided with a shaft hole for arranging the end part of the transverse shaft 1, the side surface of the end part of the transverse shaft 1 is provided with a straight groove, a disc spring 12 is arranged in the resilience bearing bush 3, one end of the disc spring 12 is fixed in the straight groove on the end surface of the transverse shaft 1, the other end of the disc spring 12 is specified in the resilience bearing bush 3, and the disc spring 12 drives the transverse shaft 1. The trend that the disc spring 12 drives the cross shaft to rotate is that the rack on the main shaft matched with the small cone gear on the cross shaft is driven upwards, after the rotating handle is driven downwards, the rotating handle is released, and the disc spring drives the cross shaft to return.
A drilling machine with a bending rotary type single-handle rocker feeding system is arranged in a transverse shaft box of the drilling machine, a small cone gear 2 on a transverse shaft 1 is matched with a rack on the side surface of the transverse shaft in the transverse shaft box, rebound bearing bushes 3 and bearing bushes at two ends of the transverse shaft 1 are arranged on the left side and the right side of the transverse shaft box, and the bearing bushes and a dial are exposed out of the transverse shaft box.
The invention relates to a processing and manufacturing method of a bending rotary type single-handle rocker feeding system
1. One end of a transverse shaft where a traditional small cone gear is located is extended, a circular through hole is machined in the extended part, the upper opening and the lower opening of the through hole are milled to form a plane, a short rod end of a rotating handle is inserted into the through hole, and a long rod end of the rotating handle can rotate within the range of 20-160 degrees by taking the short rod part as an axis; a straight groove is processed on the end face of the other end of the transverse shaft and used for fixing one end of the disc spring.
2. The single handle is manufactured by bending the rotary handle, wherein the length of the short rod part is 3-10 cm, the bending angle is 90-160 degrees, external threads are processed at two ends of the short rod part and the long rod part, the end part of the long rod part is thick wire and used for fixing the spherical handle, and the other end of the long rod part is thin wire and used for being matched with a nut to prevent the short rod part from returning and falling out of a pin hole in the rotating process.
3. The round platform of the rotary handle is manufactured, a round platform which is processed externally is arranged at a position 1-4 cm away from a bending position of the long rod part, the round platform is provided with a center hole, the diameter of the center hole is equal to that of the handle rod, the long rod end of the rotary handle is inserted into the center hole of the round platform and is tightly matched with the center hole, the included angle between a bus of the round platform and the center shaft of the long rod part is 10-60 degrees, and the larger round bottom surface of the round platform faces to the thick. The positioning spacer ring of the short rod part is 1-3 cm away from the bent part and is formed by cold heading, and the positioning spacer ring and the nut matching degree short rod part at the end part of the short rod part are positioned.
The single handle solves the continuous working process under the condition of rotation, the rotation design of the single handle avoids the condition of touching a workpiece in advance, the traditional handle and the handle seat are connected only by wires and are easy to damage and difficult to repair, and the single handle rod with improved design is connected by a cylindrical pin and is extremely difficult to damage when being connected with a transverse shaft; the limit positioning mode of the single handle rotating towards the machine body side is solved by a round table welded on the single handle.
Claims (6)
1. A bending rotation type single-handle rocker feeding system is characterized by comprising a transverse shaft (1) with a small cone gear (2), wherein one end of the transverse shaft (1) is arranged in a rebound bearing bush (3), the other end of the transverse shaft is provided with a bearing bush and a stepped shaft, the stepped shaft is fixed on the transverse shaft (1), and a pin hole (6) is formed in the position, exposed out of a stepped shaft (5), of the transverse shaft (1); the pin hole (6) is inserted into a rotating handle (7), one end of the rotating handle (7) is bent and divided into a long rod part and a short rod part, the angle between the long rod part and the short rod part is 90-160 degrees, the end part of the short rod part is provided with a thread, the short rod part is matched with a nut after being inserted into the pin hole (6) of the transverse shaft (1), the long rod part is provided with a round table (8) at a position close to the bending position, the included angle between a bus of the round table (8) and a central shaft of the free end of the long rod is 10-60 degrees, and the bus of the round table (8) is contacted with the outer side surface of the stepped shaft (5) when the long rod part;
establish a scale groove (9) on the right side axle bush, the graduated scale (10) of outer step shaft (5) are being close to axle bush position in step shaft (5), and the external diameter of the step shaft (5) at graduated scale (10) place is the same with the axle bush external diameter.
2. A bending rotary single-handle rocker feeding system according to claim 1, wherein the transverse shaft (1) is provided with a screw hole on the end surface on the side of the pin hole (6), the screw hole extends to the pin hole (6), and the screw hole is screwed into the handle screw.
3. The bending rotary single-handle rocker feeding system according to claim 1, wherein the long-rod part and the short-rod part of the turning handle (7) are provided with positioning convex rings at the bending positions of the short-rod part, the positioning convex rings and the short-rod part end nuts jointly position the two ends of the short-rod part, the end part of the long-rod part of the turning handle (7) is provided with a spherical handle, and the spherical handle is connected with the turning handle (7) through threads.
4. The bending rotary single-handle rocker feeding system according to claim 1, wherein the stepped shaft (5) comprises a scale shaft, a fixed shaft and a limiting shaft, the diameter of the stepped shaft is gradually increased, the fixed shaft is internally provided with a screw hole to the transverse shaft (1), a rotary screw is screwed into the screw hole, and the outermost side surface of the limiting shaft defines the rotation limit of the circular truncated cone (8) on the rotary handle (7).
5. A bending rotation type single-handle rocker feeding system according to claim 1, wherein the rebound bearing bush (3) is in a vertically arranged round box shape, the round side face on one side is a box cover, a shaft hole is formed in the middle of the other round side face to form an end part of the transverse shaft (1), a straight groove is formed in the side face of the end part of the transverse shaft (1), a disc spring (12) is arranged in the rebound bearing bush (3), one end of the disc spring (12) is fixed in the straight groove on the end face of the transverse shaft (1), the other end of the disc spring (12) is defined in the rebound bearing bush (3), and the disc spring (12) drives the transverse shaft (1) to rotate.
6. A drilling machine with a bending rotation type single-handle rocker feeding system according to claim 1, characterized in that the device is arranged in a cross axle box of the drilling machine, a small cone gear (2) on a cross axle (1) is matched with a rack on the side surface of the cross axle in the cross axle box, rebound bearing bushes (3) and bearing bushes at two ends of the cross axle (1) are arranged on the left side and the right side of the cross axle box, and the bearing bushes and a dial are exposed out of the cross axle box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811281455.XA CN109352033B (en) | 2018-10-31 | 2018-10-31 | Bending rotation type single-handle rocker feeding system and drilling machine thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811281455.XA CN109352033B (en) | 2018-10-31 | 2018-10-31 | Bending rotation type single-handle rocker feeding system and drilling machine thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109352033A CN109352033A (en) | 2019-02-19 |
| CN109352033B true CN109352033B (en) | 2020-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811281455.XA Active CN109352033B (en) | 2018-10-31 | 2018-10-31 | Bending rotation type single-handle rocker feeding system and drilling machine thereof |
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| CN (1) | CN109352033B (en) |
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| US3665786A (en) * | 1970-01-22 | 1972-05-30 | Toyoda Machine Works Ltd | Feed mechanism for machine tool |
| CN2413822Y (en) * | 2000-02-12 | 2001-01-10 | 韩宝兴 | Hand feeding Boosting mechanism for drilling machine |
| CN2732400Y (en) * | 2004-10-26 | 2005-10-12 | 马光玉 | Automatic cutter feeding device of drilling machine with swinging jib |
| CN101412119A (en) * | 2008-11-26 | 2009-04-22 | 王春阳 | Automatically controlled feed gear of machine tool |
| CN201342536Y (en) * | 2009-01-09 | 2009-11-11 | 杭州田林机械制造有限公司 | Handle lever component for gear shafts |
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| CN101954503A (en) * | 2009-07-15 | 2011-01-26 | 吕成远 | Dual-purpose magnetic drill used for drilling and tapping |
| CN201572943U (en) * | 2009-12-26 | 2010-09-08 | 浙江西菱台钻制造有限公司 | Manual and automatic feed changing device for vertical drilling spindle |
| CN201644872U (en) * | 2010-04-19 | 2010-11-24 | 文山通用机械制造有限责任公司 | Main shaft lifting mechanism of anti-rotary radial drilling machine |
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| Publication number | Publication date |
|---|---|
| CN109352033A (en) | 2019-02-19 |
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