CN113560926A - Be applied to transmission shaft lathe work's supplementary tool - Google Patents

Be applied to transmission shaft lathe work's supplementary tool Download PDF

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Publication number
CN113560926A
CN113560926A CN202111138106.4A CN202111138106A CN113560926A CN 113560926 A CN113560926 A CN 113560926A CN 202111138106 A CN202111138106 A CN 202111138106A CN 113560926 A CN113560926 A CN 113560926A
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CN
China
Prior art keywords
transmission shaft
groove
turning
bearing
block
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
CN202111138106.4A
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Chinese (zh)
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CN113560926B (en
Inventor
张荣富
黄灵灵
黄爱博
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dayong Precision Machinery Jiangsu Co ltd
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Dayong Precision Machinery Jiangsu Co ltd
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Application filed by Dayong Precision Machinery Jiangsu Co ltd filed Critical Dayong Precision Machinery Jiangsu Co ltd
Priority to CN202111138106.4A priority Critical patent/CN113560926B/en
Publication of CN113560926A publication Critical patent/CN113560926A/en
Application granted granted Critical
Publication of CN113560926B publication Critical patent/CN113560926B/en
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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
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • B23Q3/08—Work-clamping means other than mechanically-actuated
    • B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
    • 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
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • 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
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
    • B23Q3/064—Work-clamping means adapted for holding workpieces having a special form or being made from a special material for holding elongated workpieces, e.g. pipes, bars or profiles

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Machine Tool Units (AREA)

Abstract

The invention provides an auxiliary jig applied to turning of a transmission shaft. The auxiliary jig is arranged on a turning machine tool through a fixing frame, an oil cylinder drives a pushing block to move left and right, so that an inclination block moves up and down in a chute of the pushing block, a moving rod is driven to move up and down, the up and down movement of a bearing is realized, the bearing can support a transmission shaft workpiece clamped on the turning machine tool, the rigidity of the transmission shaft workpiece is improved, the tool shaking/chattering phenomenon in turning is reduced, and the processing quality of the transmission shaft is improved; through the top height of adjustment carriage release lever, the bearing is highly promptly, can adapt to the bearing of the transmission shaft of different external diameters. The auxiliary jig is simple to operate, quick to adjust, stable and reliable to operate, good in action linking continuity, low in manufacturing and maintenance cost and high in universality, and can improve production efficiency and product quality.

Description

Be applied to transmission shaft lathe work's supplementary tool
Technical Field
The invention relates to the field of auxiliary fixtures for lathe machining, in particular to an auxiliary fixture applied to turning of a transmission shaft.
Background
In the turning process of the transmission shaft, the phenomenon of tool shaking or chatter marks often appears on the surface of a workpiece, and the phenomenon directly influences the processing quality of a transmission shaft product. When the phenomenon of tool/chatter marks on the surface of the workpiece is light, the problem can be solved through reworking, but the time and the labor are wasted, and the working efficiency is reduced; when the phenomenon of tool/chatter marks on the surface of a workpiece is serious, only scrapping treatment can be performed, so that the production cost is increased, and the production efficiency is reduced.
Through experimental analysis, the reasons for the occurrence of tool trembling/chattering on the surface of the workpiece mainly comprise three aspects: firstly, the problem of a machine tool: the center is too long to extend out, so that the rigidity is insufficient; improper maintenance of machine tool equipment; wear of parts, etc.; secondly, the problem of the cutter is that: the cutter bar extends too long, resulting in insufficient rigidity; the blade is worn and not sharp; the parameters of the turning machine tool are unreasonable; the arc of the tool nose of the blade is too large; thirdly, workpiece problems: the material of the turning workpiece is too hard; the workpiece is too long, so that the rigidity of the workpiece is insufficient.
The problems of the machine tool and the cutter are variable factors, and the cutter shaking/chattering phenomenon can be improved by reasonably adjusting or replacing parts. The problems of the workpiece are invariable factors because the hardness, length and thickness of the material of the transmission shaft are different according to the requirements of drawings. Therefore, it is important to design an auxiliary tool to reduce the risk of insufficient rigidity of the workpiece and to improve the poor phenomena of tool shaking/chatter marks and the like on the surface of the workpiece during turning.
Disclosure of Invention
The invention aims to solve the problem of tool shaking/chatter marks caused by insufficient rigidity of a transmission shaft workpiece in turning in the prior art, and provides the auxiliary jig applied to the turning of the transmission shaft, so that the turning qualification rate of the transmission shaft is improved, the production efficiency is improved, and scrappage is reduced.
In order to achieve the purpose, the invention adopts the following technical scheme:
an auxiliary jig applied to turning of a transmission shaft comprises a fixing frame, a mounting frame, an oil cylinder, a pushing block, an inclination block, a moving rod, a bearing mounting frame and a bearing; the fixing frame is used for mounting the auxiliary jig on the machine tool; the mounting frame is connected with the fixing frame, a mounting groove and a sliding groove extending along the horizontal direction and a moving groove extending along the vertical direction are arranged in the mounting frame, one end of the sliding groove is communicated with the mounting groove, the middle section of the sliding groove is communicated with the middle section of the moving groove, the oil cylinder is fixed in the mounting groove along the horizontal direction, and an output rod of the oil cylinder faces the sliding groove; the pushing block is movably arranged in the sliding groove and is connected with an output rod of the oil cylinder; the moving rod is arranged in the moving groove along the vertical direction, one side of the pushing block, which faces the moving rod, is provided with a chute, the inclination block is arranged on the moving rod, and the inclination block is embedded in the chute; the bearing mounting bracket is arranged at the top end of the moving rod, and the bearing is rotatably arranged on the bearing mounting bracket.
Preferably, the inclined groove extends at an angle of 20 to 60 degrees with respect to the horizontal direction.
Preferably, the slope block is detachably fixed to the middle of the moving bar by a fastener, and the structure of the slope block is matched with that of the chute.
Preferably, the inner wall of the chute is smooth, and the surface of the slope block is smooth.
Preferably, the moving groove is formed in the front side face of the mounting frame, the moving groove penetrates through the mounting frame in the vertical direction, and a first detachable baffle is arranged on the front side face of the mounting frame.
Preferably, the sliding groove is communicated with the mounting rack along the horizontal direction, a detachable second baffle is arranged on the right side face of the mounting rack, a limit screw along the horizontal direction is arranged on the second baffle, and the inner end of the limit screw extends into the sliding groove.
Preferably, a limiting block is arranged at one end, far away from the mounting groove, in the sliding groove.
Preferably, the structure of the pushing block is matched with that of the sliding groove, and the structure of the moving rod is matched with that of the moving groove.
Preferably, the number of the bearings is two, and the two bearings are arranged on the bearing mounting frame side by side.
Preferably, the fixed frame is mounted on the side part of the machine tool through a matching structure of the slide rail and the slide block.
Compared with the prior art, the invention has the beneficial effects that: the auxiliary jig can be mounted on a turning machine tool, the oil cylinder drives the pushing block to move left and right to cause the inclination block to move up and down in the chute of the pushing block to drive the moving rod to move up and down to realize the up and down movement of the bearing, and the bearing can support a transmission shaft workpiece clamped on the turning machine tool, so that the rigidity of the transmission shaft workpiece is improved, the phenomenon of tool shaking/chattering in turning is reduced, and the processing quality of the transmission shaft is improved; the bearing device can be adapted to the bearings of transmission shafts with different outer diameters by adjusting the height of the top end of the movable rod, namely the height of the bearing; the fixing frame is arranged on the machine tool through a sliding rail and a sliding block or other structures capable of realizing the linear motion of the fixing frame, and the bearing position of the bearing at the bottom of the transmission shaft can be adjusted according to the length of the transmission shaft. The auxiliary jig is simple to operate, quick to adjust, stable and reliable to operate, good in action linking continuity, low in manufacturing and maintenance cost and high in universality, and can improve production efficiency and product quality.
Drawings
Fig. 1 is a front view of an auxiliary fixture applied to turning of a transmission shaft according to embodiment 1 of the present invention;
fig. 2 is a top view of an installation frame, a pushing block, an inclination block and a moving rod of the auxiliary fixture for turning a transmission shaft according to embodiment 1 of the present invention;
fig. 3 is a front view of a mounting frame in the auxiliary fixture according to embodiment 1 of the present invention;
fig. 4 is a top view of a mounting frame in the auxiliary fixture according to embodiment 1 of the present invention;
fig. 5 is a front view of a pushing block in the auxiliary fixture of embodiment 1 of the present invention;
fig. 6 is a front view of the movable rod and the slope block in the auxiliary fixture according to embodiment 1 of the present invention;
fig. 7 is a right side view of the movable rod and the slope block in the auxiliary fixture according to embodiment 1 of the present invention;
fig. 8 is a front view of an auxiliary fixture applied to turning of a transmission shaft according to embodiment 2 of the present invention;
fig. 9 is a front view of an auxiliary fixture applied to turning of a transmission shaft according to embodiment 3 of the present invention.
In the figure, 100-auxiliary jig, 10-fixed frame, 11-sliding rail, 12-sliding block, 20-mounting frame, 21-mounting groove, 22-sliding groove, 23-moving groove, 24-first baffle, 25-limiting block, 26-second baffle, 27-limiting screw, 30-oil cylinder, 40-pushing block, 41-inclined groove, 50-inclination block, 60-moving rod, 70-bearing mounting frame, 80-bearing and 200-transmission shaft workpiece.
Detailed Description
In order to further understand the objects, structures, features and functions of the present invention, the following embodiments are described in detail.
Referring to fig. 1 to 7, fig. 1 is a front view of an auxiliary fixture for turning a transmission shaft according to embodiment 1 of the present invention; fig. 2 is a top view of an installation frame, a pushing block, an inclination block and a moving rod of the auxiliary fixture for turning a transmission shaft according to embodiment 1 of the present invention; fig. 3 is a front view of a mounting frame in the auxiliary fixture according to embodiment 1 of the present invention; fig. 4 is a top view of a mounting frame in the auxiliary fixture according to embodiment 1 of the present invention; fig. 5 is a front view of a pushing block in the auxiliary fixture of embodiment 1 of the present invention; fig. 6 is a front view of the movable rod and the slope block in the auxiliary fixture according to embodiment 1 of the present invention; fig. 7 is a right side view of the movable rod and the slope block in the auxiliary fixture according to embodiment 1 of the present invention.
The auxiliary jig 100 applied to the turning of the transmission shaft in embodiment 1 of the invention comprises a fixed frame 10, an installation frame 20, an oil cylinder 30, a pushing block 40, an inclination block 50, a moving rod 60, a bearing installation frame 70 and a bearing 80; the fixing frame 10 is used to mount the auxiliary fixture 100 to a machine tool. The mounting rack 20 is connected with the fixing rack 10, a mounting groove 21 and a sliding groove 22 extending along the horizontal direction and a moving groove 23 extending along the vertical direction are arranged in the mounting rack 20, one end of the sliding groove 22 is communicated with the mounting groove 21, and the middle section of the sliding groove 22 is communicated with the middle section of the moving groove 23; the oil cylinder 30 is fixed in the mounting groove 21 along the horizontal direction, the oil cylinder 30 is connected with an oil circuit of a hydraulic station and is controlled by adopting an oil pressure electromagnetic valve for oil supply, the oil pressure electromagnetic valve is electrically connected with a control system of a turning machine tool, and an output rod of the oil cylinder 30 faces the sliding groove 22; the pushing block 40 is movably arranged in the sliding groove 22, the structure of the pushing block 40 is matched with that of the sliding groove 22, and the pushing block 40 is connected with the output rod of the oil cylinder 30; the moving rod 60 is arranged in the moving groove 23 along the vertical direction, the structure of the moving rod 60 is matched with that of the moving groove 23, the inclined groove 41 is arranged on one side, facing the moving rod 60, of the pushing block 40, the inclination block 50 is arranged on the moving rod 60, the inclination block 50 is embedded in the inclined groove 41, and the structure of the inclination block 50 is matched with that of the inclined groove 41; the bearing mount 70 is provided at the top end of the moving bar 60, and the bearing 80 is rotatably provided on the bearing mount 70. The number of the bearings 80 is two, the two bearings 80 are arranged on the bearing mounting frame 70 side by side, and in application, the central axis of the bearing 80 is parallel to the central axis of the transmission shaft workpiece 200.
Specifically, the included angle between the extending direction of the chute 41 and the horizontal direction is 20 degrees to 60 degrees, and in practical application, the inclination angle of the chute 41 can be reasonably set according to actual production requirements.
Referring to fig. 1, in the auxiliary fixture for turning the transmission shaft according to embodiment 1 of the present invention, the inclined groove 41 extends along the direction of "upper left-lower right". In application, when the oil cylinder 30 drives the pushing block 40 to move rightwards along the sliding groove 22, the inclination block 50 can move upwards along the inclined groove 41 to drive the moving rod 60 to move upwards along the moving groove 23 to drive the two bearings 80 to move upwards to be in contact with the transmission shaft workpiece 200, so that a supporting effect is achieved, the rigidity of the transmission shaft workpiece 200 in turning is enhanced, and the tool shaking/chattering phenomenon is improved; in the turning process, the transmission shaft workpiece 200 rotates to drive the bearing 80 to rotate together, so that the abrasion is reduced; after the turning is finished, the oil cylinder 30 drives the pushing block 40 to move leftwards along the sliding groove 22, the inclined block 50 moves downwards along the inclined groove 41, the moving rod 60 is driven to move downwards along the moving groove 23, the bearing 80 is driven to move downwards to be far away from the transmission shaft workpiece 200, and an operator can conveniently detach the turned transmission shaft workpiece 200 from a machine tool. Through the height of adjustment carriage release lever 60, bearing 80's height promptly, can adapt to the bearing of the transmission shaft work piece 200 of different external diameters, easy operation, the commonality is high.
Preferably, the inner wall of the chute 41 is smooth, and the surface of the slope block 50 is smooth, so that the friction resistance and the abrasion can be reduced, the transmission efficiency can be improved, and the service life of the auxiliary jig 100 can be prolonged.
Referring to fig. 6 and 7 in combination, the slope block 50 is detachably fixed to the middle of the moving rod 60 by a fastener, so that the slope block 50 can be easily replaced when worn. Wherein, the fastener is common parts such as screw, screw.
Referring to fig. 1 and 2, the moving slot 23 is disposed on a front side surface of the mounting frame 20, the moving slot 23 penetrates the mounting frame 20 along a vertical direction, a detachable first blocking plate 24 is disposed on the front side surface of the mounting frame 20, and the first blocking plate 24 is used for preventing the moving rod 60 from falling off from the front side surface of the mounting frame 20.
Referring to fig. 1 and fig. 2, the sliding groove 22 penetrates through the mounting frame 20 along the horizontal direction, a detachable second baffle 26 is disposed on the right side surface of the mounting frame 20, a limit screw 27 along the horizontal direction is disposed on the second baffle 26, and the inner end of the limit screw 27 extends into the sliding groove 22. The limiting screw 27 can limit the moving distance of the pushing block 40 in the sliding groove 22, and avoid that the pushing block 40 is separated from the sliding groove 22 or the moving distance of the pushing block 40 is too large, which causes the moving rod 60 to rise too far, and thus the turning is affected.
Referring to fig. 8, fig. 8 is a front view of an auxiliary fixture applied to turning a transmission shaft according to embodiment 2 of the present invention; in the auxiliary jig applied to the turning of the transmission shaft in embodiment 2 of the invention, the inclined groove 41 extends along the direction of left-down-right-up, and in application, when the oil cylinder 30 drives the pushing block 40 to move leftwards along the sliding groove 22, the inclination block 50 can move upwards along the inclined groove 41 to drive the moving rod 60 to move upwards along the moving groove 23, drive the two bearings 80 to move upwards to contact with the transmission shaft workpiece 200, so that a supporting effect is achieved, the rigidity of the transmission shaft workpiece 200 in the turning is enhanced, and the phenomenon of tool shaking/chattering is improved; in the turning process, the transmission shaft workpiece 200 rotates to drive the bearing 80 to rotate together, so that the abrasion is reduced; after the turning is finished, the oil cylinder 30 drives the pushing block 40 to move rightwards along the sliding groove 22, the inclined block 50 moves downwards along the inclined groove 41, the moving rod 60 is driven to move downwards along the moving groove 23, the bearing 80 is driven to move downwards to be far away from the transmission shaft workpiece 200, and an operator can conveniently detach the turned transmission shaft workpiece 200 from a machine tool.
Referring to fig. 9, fig. 9 is a front view of an auxiliary fixture applied to turning of a transmission shaft according to embodiment 3 of the present invention. In the auxiliary fixture applied to turning of the transmission shaft in embodiment 3 of the present invention, the fixing frame 10 is mounted on the side portion of the machine tool through the matching structure of the slide rail 11 and the slide block 12. Slide rail 11 installs on the lathe mesa, and slide rail 11's length direction is parallel with the axis of transmission shaft work piece 200, and slider 12 movably locates on slide rail 11, and mount 10 and slider 12 fixed connection adjust bearing 80 the ascending bearing position of transmission shaft work piece 200 axial through the position of adjustment slider 12 on slide rail 11 to satisfy the bearing demand of the transmission shaft work piece 200 of different length, reduce and tremble sword/tremble the line phenomenon, improve processingquality. In other embodiments of the present invention, the fixing frame 10 may be mounted by using other structures capable of realizing linear motion, which is not limited by the present invention.
Referring to fig. 9, in the auxiliary fixture for turning a transmission shaft according to embodiment 3 of the present invention, a limiting block 25 is disposed at an end of the sliding groove 22 away from the mounting groove 21. In operation, the oil cylinder 30 drives the pushing block 40 to move rightwards along the sliding groove 22, the inclined groove 41 drives the inclined block 50 and the moving rod 60 to move upwards, the bearing 80 moves upwards along with the inclined block and supports the transmission shaft workpiece 200, and the limiting block 25 is used for limiting the movement distance of the pushing block 40 in the sliding groove 22, so that the pushing block 40 is prevented from falling off from the sliding groove 22 or the moving distance of the pushing block 40 is prevented from being too large, so that the moving rod 60 is prevented from rising too far to affect turning.
The auxiliary jig can be mounted on a turning machine tool, the oil cylinder drives the pushing block to move left and right to cause the inclination block to move up and down in the chute of the pushing block to drive the moving rod to move up and down to realize the up and down movement of the bearing, and the bearing can support a transmission shaft workpiece clamped on the turning machine tool, so that the rigidity of the transmission shaft workpiece is improved, the phenomenon of tool shaking/chattering in turning is reduced, and the processing quality of the transmission shaft is improved; the bearing device can be adapted to the bearings of transmission shafts with different outer diameters by adjusting the height of the top end of the movable rod, namely the height of the bearing; the fixing frame is arranged on the machine tool through a sliding rail and a sliding block or other structures capable of realizing the linear motion of the fixing frame, and the bearing position of the bearing at the bottom of the transmission shaft can be adjusted according to the length of the transmission shaft. The auxiliary jig is simple to operate, quick to adjust, stable and reliable to operate, good in action linking continuity, low in manufacturing and maintenance cost and high in universality, and can improve production efficiency and product quality.
The present invention has been described in relation to the above embodiments, which are only exemplary of the implementation of the present invention. It should be noted that the disclosed embodiments do not limit the scope of the invention. Rather, it is intended that all such modifications and variations be included within the spirit and scope of this invention.

Claims (9)

1. The utility model provides a be applied to transmission shaft lathe work's supplementary tool (100), its characterized in that: comprises a fixed frame (10), a mounting frame (20), an oil cylinder (30), a pushing block (40), an inclination block (50), a moving rod (60), a bearing mounting frame (70) and a bearing (80); the fixing frame (10) is used for installing the auxiliary fixture (100) on a machine tool; the mounting frame (20) is connected with the fixing frame (10), a mounting groove (21) and a sliding groove (22) extending along the horizontal direction and a moving groove (23) extending along the vertical direction are formed in the mounting frame (20), one end of the sliding groove (22) is communicated with the mounting groove (21), the middle section of the sliding groove (22) is communicated with the middle section of the moving groove (23), the oil cylinder (30) is fixed in the mounting groove (21) along the horizontal direction, and an output rod of the oil cylinder (30) faces the sliding groove (22); the pushing block (40) is movably arranged in the sliding groove (22), and the pushing block (40) is connected with an output rod of the oil cylinder (30); the moving rod (60) is arranged in the moving groove (23) along the vertical direction, a chute (41) is arranged on one side, facing the moving rod (60), of the pushing block (40), the inclination block (50) is detachably fixed in the middle of the moving rod (60) through a fastener, the inclination block (50) is embedded in the chute (41), and the structure of the inclination block (50) is matched with that of the chute (41); the bearing mounting frame (70) is arranged at the top end of the moving rod (60), and the bearing (80) is rotatably arranged on the bearing mounting frame (70).
2. The auxiliary fixture (100) applied to turning of the transmission shaft as claimed in claim 1, wherein: the included angle between the extending direction of the inclined groove (41) and the horizontal direction is 20-60 degrees.
3. The auxiliary fixture (100) applied to turning of the transmission shaft as claimed in claim 1, wherein: the inner wall of the inclined groove (41) is smooth, and the surface of the inclined block (50) is smooth.
4. The auxiliary fixture (100) applied to turning of the transmission shaft as claimed in claim 1, wherein: the movable groove (23) is formed in the front side face of the mounting frame (20), the movable groove (23) penetrates through the mounting frame (20) in the vertical direction, and a first detachable baffle (24) is arranged on the front side face of the mounting frame (20).
5. The auxiliary fixture (100) applied to turning of the transmission shaft as claimed in claim 1, wherein: the sliding groove (22) penetrates through the mounting rack (20) along the horizontal direction, a detachable second baffle (26) is arranged on the right side face of the mounting rack (20), a limiting screw (27) along the horizontal direction is arranged on the second baffle (26), and the inner end of the limiting screw (27) extends into the sliding groove (22).
6. The auxiliary fixture (100) applied to turning of the transmission shaft as claimed in claim 1, wherein: and a limiting block (25) is arranged at one end, far away from the mounting groove, in the sliding groove (22).
7. The auxiliary fixture (100) applied to turning of the transmission shaft as claimed in any one of claims 1 to 6, wherein: the structure of the pushing block (40) is matched with that of the sliding groove (22), and the structure of the moving rod (60) is matched with that of the moving groove (23).
8. The auxiliary fixture (100) applied to turning of the transmission shaft as claimed in any one of claims 1 to 6, wherein: the number of the bearings (80) is two, and the two bearings (80) are arranged on the bearing mounting frame (70) side by side.
9. The auxiliary fixture (100) applied to turning of the transmission shaft as claimed in any one of claims 1 to 6, wherein: the fixed frame (10) is arranged on the side part of the machine tool through a matching structure of the sliding rail (11) and the sliding block (12).
CN202111138106.4A 2021-09-27 2021-09-27 Be applied to transmission shaft lathe work's supplementary tool Active CN113560926B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111138106.4A CN113560926B (en) 2021-09-27 2021-09-27 Be applied to transmission shaft lathe work's supplementary tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111138106.4A CN113560926B (en) 2021-09-27 2021-09-27 Be applied to transmission shaft lathe work's supplementary tool

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CN113560926A true CN113560926A (en) 2021-10-29
CN113560926B CN113560926B (en) 2021-12-03

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101439472A (en) * 2007-11-23 2009-05-27 山东工友集团股份有限公司 Automatic positioning, holding device and method
CN102303254A (en) * 2011-08-23 2012-01-04 宋征强 Long-axis processing supporting device and method for using same
CN103722410A (en) * 2012-10-12 2014-04-16 黄石市中天机械制造有限责任公司 Adjustable supporting device for milling machine hexagonal long shaft machining
CN107088761A (en) * 2017-06-07 2017-08-25 张力栋 A kind of multi-diameter shaft positioning clamping device
CN108637728A (en) * 2018-05-18 2018-10-12 义乌市知新科技有限公司 A kind of digitlization mold process units
CN110640165A (en) * 2019-10-01 2020-01-03 六安丰恺尼机电科技有限公司 High efficiency numerical control machine tool

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101439472A (en) * 2007-11-23 2009-05-27 山东工友集团股份有限公司 Automatic positioning, holding device and method
CN102303254A (en) * 2011-08-23 2012-01-04 宋征强 Long-axis processing supporting device and method for using same
CN103722410A (en) * 2012-10-12 2014-04-16 黄石市中天机械制造有限责任公司 Adjustable supporting device for milling machine hexagonal long shaft machining
CN107088761A (en) * 2017-06-07 2017-08-25 张力栋 A kind of multi-diameter shaft positioning clamping device
CN108637728A (en) * 2018-05-18 2018-10-12 义乌市知新科技有限公司 A kind of digitlization mold process units
CN110640165A (en) * 2019-10-01 2020-01-03 六安丰恺尼机电科技有限公司 High efficiency numerical control machine tool

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