CN112192260A - Tool rest mechanism for lathe machining - Google Patents
Tool rest mechanism for lathe machining Download PDFInfo
- Publication number
- CN112192260A CN112192260A CN202011201530.4A CN202011201530A CN112192260A CN 112192260 A CN112192260 A CN 112192260A CN 202011201530 A CN202011201530 A CN 202011201530A CN 112192260 A CN112192260 A CN 112192260A
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- CN
- China
- Prior art keywords
- connecting rod
- transposition connecting
- transmission
- seat
- installation base
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- 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.)
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Classifications
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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
-
- 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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/44—Movable or adjustable work or tool supports using particular mechanisms
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
The invention relates to the technical field of lathe tool rest equipment, and discloses a tool rest mechanism for lathe machining, which comprises an installation base, a steering seat and a supporting seat, wherein the steering seat is fixedly sleeved at the top of the outer surface of the installation base, the supporting seat is fixedly installed at the top end of the steering seat, a spherical base plate is arranged at the bottom of an inner cavity of the installation base, and a lifting slide rail is fixedly installed on the inner wall of the spherical base plate and positioned in a limiting slide way. This a knife rest mechanism for lathe processing to the setting of support card post on lifting slide rail exterior structure and the transposition connecting rod, makes it when moving along the orbit of cross slotted hole and spacing slide to ensure that umbrella gear I keeps meshing transmission with being located between the one end of the transmission tooth group of installation base inner chamber, and then can stably drive transmission tooth group and take place the rotation thereupon effectively when rotating the transposition connecting rod, in order to prevent effectively that the meshing between transmission tooth group and the umbrella gear I from appearing not hard up the phenomenon that drops.
Description
Technical Field
The invention relates to the technical field of lathe tool rest equipment, in particular to a tool rest mechanism for lathe machining.
Background
The tool rest is used as an important component of lathe machining, a certain number of tools can be clamped on a lathe, tool changing action is rapidly carried out in the lathe machining process, at present, the tool rest on the lathe is mainly divided into automatic clamping and bolt manual clamping for clamping power of the tools, wherein extra power output equipment needs to be configured for the automatic clamping tool rest, the cost is high, therefore, the tool rest is poor in economic applicability and difficult to popularize and use for some small processing factories and the tool rest does not need to be frequently changed, and the manual clamping tool rest is a first choice for some small processing factories due to simple structure and low manufacturing cost.
However, because of different specifications of the tool, when clamping the tool, the manual clamping tool rest needs to be additionally provided with gaskets on the upper surface and the lower surface of the tool during clamping, and the degree that the position of the tool bit deviates from the center of the workpiece cannot exceed 1% of the diameter of the workpiece, so that the manual clamping tool rest has high installation difficulty and poor precision on the tool, and has certain limitation on the use of the gaskets, if the gasket is too high or not flat, the tool can vibrate during cutting, the tool is damaged, the cutting processing on the workpiece is influenced, and the stability and the use effect are poor.
Disclosure of Invention
Technical problem to be solved
The invention provides a tool rest mechanism for lathe machining, which has the advantages of being adaptable to tools of various types, avoiding the need of using gaskets to cushion tools of different specifications to adjust the installation positions of the tools, having higher installation precision and higher stability and reliability for the tools, and solving the problems that the manual clamping tool rest in the prior art needs to be additionally provided with gaskets on the upper surface and the lower surface of the tool for clamping the tool due to different tool specifications when the manual clamping tool rest is clamped, so that the manual clamping tool rest has higher installation difficulty and poorer precision for the tools, has certain limitation on the use of the gaskets, can cause the tools to vibrate during cutting if the gaskets are too high or uneven, damages the tools and influences the cutting machining of the tools, and has poorer stability and use effect.
(II) technical scheme
The invention provides the following technical scheme: a tool rest mechanism for lathe machining comprises an installation base, a steering seat and a supporting seat, wherein the steering seat is fixedly sleeved at the top of the outer surface of the installation base, the supporting seat is fixedly installed at the top end of the steering seat, a spherical base plate is arranged at the bottom of the inner cavity of the installation base, a limiting slide way is fixedly installed on the inner wall of the spherical base plate, a lifting slide rail is fixedly installed on the inner wall of the spherical base plate and positioned in the limiting slide way, a transmission tooth group is movably sleeved at the middle of the outer surface of the installation base, a sliding ball seat is movably sleeved at one end of the transmission tooth group, a transposition connecting rod is fixedly connected inside the sliding ball seat in a penetrating manner, an umbrella-shaped gear I is fixedly sleeved at the bottom of the outer surface of the transposition connecting rod, and the top end of the transposition connecting rod penetrates through, the outer parts of the supporting seat and the steering seat are respectively movably sleeved with a group of transmission screws, the bottom of the outer surface of each transmission screw is in threaded transmission connection with an umbrella-shaped gear II and one end of each transmission gear group to be in meshing transmission, and a cutter clamping plate is fixedly mounted at the bottom end of each transmission screw.
Preferably, the bottom end of the transposition connecting rod is provided with a supporting clamping column connected with the transposition connecting rod through an elastic sleeve.
Preferably, the position relationship between the cross slotted hole on the transposition connecting rod and the four groups of limit slideways on the inner wall of the spherical chassis corresponds to each other.
Preferably, the outer part of the lifting slide rail is of an arc structure with gradually changed thickness, and the thinner end of the lifting slide rail is positioned on the bottom wall of the spherical chassis.
Preferably, the outer part of the limiting slide way is of a U-shaped structure, and the width between the inner walls of the limiting slide way is equal to the diameter of the outer surface of the transposition connecting rod.
Preferably, a group of limiting sliding grooves are formed in the front side and the rear side of the top of the outer surface of the transmission screw respectively.
Preferably, the top of the outer surface of the transposition connecting rod is fixedly provided with a clamping groove sleeve with a regular hexagon structure in the middle.
(III) advantageous effects
The invention has the following beneficial effects:
1. the tool rest mechanism for lathe processing is characterized in that a group of transmission screws are respectively and movably sleeved on the peripheries of a supporting seat and a steering seat and are matched with the rotation of a transmission tooth group, so that two groups of tool clamping plates in the transmission screws respectively and movably sleeved on the supporting seat and the steering seat can synchronously move downwards or upwards to clamp or loosen a tool, compared with the existing screw manual tool rest, the tool rest mechanism ensures that the tool rest mechanism can stably clamp tools with different specifications on the middle position of the tool rest when clamping the tools so as to keep the tools consistent with the center of a workpiece, and does not need to use a gasket to adjust the installation height of the tool when clamping the tool, is simple to operate, has higher clamping and installation precision of the tool, simultaneously has higher stability of clamping and installation of the tool due to the absence of the gasket, and cannot generate tool vibration in the cutting process, the cutting machining precision of the workpiece is high.
2. This a knife rest mechanism for lathe processing, to the setting of support card post on lifting slide rail exterior structure and the transposition connecting rod, make it when moving along the orbit of cross slotted hole and spacing slide, and under the structural action of transposition connecting rod support card post of its bottom of gradual lifting, make its bottom can stable joint at the top of lifting slide rail and keep the angle of its slope, keep meshing transmission between the one end of transmission tooth group that ensures umbelliform gear I and is located the installation base inner chamber, and then can stably drive transmission tooth group and take place rotatoryly thereupon effectively when rotating the transposition connecting rod, in order to prevent effectively that the meshing between transmission tooth group and the umbelliform gear I from appearing not hard up phenomenon that drops.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a half sectional view of the structure of the present invention;
FIG. 3 is a top view of the structure of the present invention;
FIG. 4 is an internal schematic view of the structural mounting base of the present invention;
FIG. 5 is a schematic view of the mounting structure of the mounting base and the driving gear set according to the present invention;
FIG. 6 is a schematic view of the installation of the sliding ball seat and the structure thereon;
fig. 7 is a schematic view of the installation of the bevel gear ii and the upper structure thereof according to the present invention.
In the figure: 1. installing a base; 2. a spherical chassis; 3. a limiting slide way; 4. lifting the sliding rail; 5. a set of drive teeth; 6. a sliding ball seat; 7. a transposition connecting rod; 8. an umbrella-shaped gear I; 9. a steering seat; 10. a supporting seat; 11. a cross slot hole; 12. a drive screw; 13. an umbrella gear II; 14. a cutter clamping plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, a tool rest mechanism for lathe machining comprises a mounting base 1, a steering seat 9 and a supporting seat 10, wherein the top of the outer surface of the mounting base 1 is fixedly sleeved with the steering seat 9, the top end of the steering seat 9 is fixedly provided with the supporting seat 10, the bottom of the inner cavity of the mounting base 1 is provided with a spherical chassis 2, the inner wall of the spherical chassis 2 is fixedly provided with a limiting slideway 3, the inner wall of the spherical chassis 2 and the inner part of the limiting slideway 3 are fixedly provided with a lifting slide rail 4, the middle part of the outer surface of the mounting base 1 is movably sleeved with a transmission gear set 5, one end of the transmission gear set 5 is movably sleeved with a sliding ball seat 6, the inner part of the sliding ball seat 6 is penetrated and fixedly connected with a transposition connecting rod 7, the bottom of the outer surface of the transposition connecting rod 7 is fixedly sleeved with an umbrella-shaped gear i 8, the top end of, a group of transmission screw rods 12 are respectively movably sleeved outside the supporting seat 10 and the steering seat 9, the bottom of the outer surface of each transmission screw rod 12 is in threaded transmission connection with an umbrella-shaped gear II 13 and one end of each transmission tooth group 5 for meshing transmission, and a cutter clamping plate 14 is fixedly installed at the bottom end of each transmission screw rod 12.
Wherein, to the setting that a set of drive screw 12 of activity cup joint respectively on supporting seat 10 and turn to the seat 9 periphery, and the rotation of cooperation drive teeth group 5, make respectively the activity cup joint two sets of cutter splint 14 in drive screw 12 on supporting seat 10 and turn to the seat 9 and can synchronous move downwards or upwards in order to centre gripping or unclamp the cutter, in order to ensure that this knife rest mechanism can keep unanimous with the center of work piece with its firm centre gripping on the middle part position of knife rest when centre gripping cutter, and no longer need use the gasket with the mounted height of adjustment cutter when centre gripping cutter, easy operation and to the centre gripping mounting accuracy of cutter higher.
In the technical scheme, the bottom end of the transposition connecting rod 7 is provided with a supporting clamping column connected with the transposition connecting rod by adopting an elastic sleeve.
In the technical scheme, the cross slotted hole 11 on the transposition connecting rod 7 corresponds to the four groups of limiting slideways 3 on the inner wall of the spherical chassis 2 in position relation.
In the technical scheme, the outer part of the lifting slide rail 4 is designed to be an arc-shaped structure with gradually changed thickness, and the thinner end of the arc-shaped structure is positioned on the bottom wall of the spherical chassis 2.
The arrangement of the external structure of the lifting slide rail 4 and the transposition connecting rod 7 enables the elastic clamping column at the bottom end of the transposition connecting rod 7 to be gradually lifted under the structural action of the transposition connecting rod 7 when the transposition connecting rod 7 moves along the tracks of the cross slotted hole 11 and the limiting slide rail 3, so that the bottom end of the transposition connecting rod 7 can be stably clamped at the top of the lifting slide rail 4 and keeps an inclined angle, meshing transmission is kept between the umbrella-shaped gear I8 and one end of the transmission tooth group 5 located in the inner cavity of the mounting base 1, and the transmission tooth group 5 is driven to rotate when the transposition connecting rod 7 is rotated.
In the technical scheme, the outer part of the limiting slide way 3 is of a U-shaped structure, and the width between the inner walls of the limiting slide way is equal to the diameter of the outer surface of the transposition connecting rod 7.
The arrangement of the external structure of the limiting slide way 3 enables the transposition connecting rod 7 to stably move along the cross slot 11 and the specific track thereof, and the phenomenon of offset friction is not easy to occur.
In the technical scheme, a group of limiting sliding grooves are respectively arranged on the front side and the rear side of the top of the outer surface of the transmission screw 12.
The upper limiting sliding groove of the transmission screw 12 is arranged, so that the transmission screw 12 can only keep a moving state of sliding up and down under the rotating transmission action of the umbrella-shaped gear II 13, and the cutter clamping plate 14 fixedly installed at the bottom end of the transmission screw is not inclined due to corresponding rotating action, and the stability and the reliability of the cutter clamping plate 14 in the process of clamping a cutter are effectively improved.
In the technical scheme, the top of the outer surface of the transposition connecting rod 7 is fixedly provided with a clamping groove sleeve with a regular hexagon structure in the middle.
The arrangement of the clamping groove sleeves on the outer surface of the transposition connecting rod 7 enables the transposition connecting rod 7 to be convenient and flexible to rotate the transposition connecting rod 7 through a wrench when the bevel gear I8 on the transposition connecting rod 7 is in meshing transmission with the transmission gear group 5, and then two corresponding groups of cutter clamping plates 14 are driven to move up and down to loosen or clamp the cutter, so that the operation is simple, convenient and flexible.
The use method and the working principle of the embodiment are as follows:
firstly, the tool rest mechanism is fixedly arranged on a rotating disc through bolts, when the tool rest mechanism is in an initial state, a transposition connecting rod 7 is pulled to be in a vertical state, so that the bevel gear I8 on the tool rest mechanism and four groups of transmission tooth groups 5 on an installation base 1 are not in meshing transmission, when a tool needs to be clamped, the transposition connecting rod 7 is moved to one side corresponding to a tool clamping plate 14 of the tool to be clamped along a track plate of a cross slotted hole 11, the bottom end of the transposition connecting rod 7 is clamped by a support fixedly connected with the transposition connecting rod through an elastic sleeve, the transposition connecting rod 7 moves to the top end of a lifting slide rail 4 along the track direction of a limiting slide rail 3 and is clamped, so that the bevel gear I8 is meshed with the corresponding transmission tooth group 5, then a wrench is used for clamping a clamping groove sleeve on the transposition connecting rod 7 and rotating towards the corresponding direction, and simultaneously the bevel gear I8 on the transposition connecting rod 7 is driven to rotate along with the transposition connecting rod and drives, then, under the meshing transmission of the transmission gear group 5 and the bevel gears II 13, the two groups of bevel gears II 13 and the cutter clamping plates 14 on the bevel gears II 13 are driven to synchronously move inwards to clamp and fix the cutter to be clamped, and then the transposition connecting rod 7 can be directly pulled to the middle part of the supporting seat 10 according to the requirement, or the transposition seat 9 is rotated to the other surface to repeat the steps to clamp the cutter in other directions;
when the cutter needs to be disassembled or replaced, the steps are repeated, and only the rotating direction of the position-changing connecting rod 7 is changed to enable the two corresponding cutter clamping plates 14 to synchronously move outwards, so that the disassembly or the replacement of the cutter on the cutter frame mechanism is completed.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a knife rest mechanism for lathe processing, includes installation base (1), turns to seat (9) and supporting seat (10), the fixed cup jointing in top of installation base (1) surface turns to seat (9), the top fixed mounting who turns to seat (9) has supporting seat (10), its characterized in that: the bottom of the inner cavity of the installation base (1) is provided with a spherical base plate (2), a limiting slide way (3) is fixedly installed on the inner wall of the spherical base plate (2), a lifting slide rail (4) is fixedly installed on the inner wall of the spherical base plate (2) and positioned in the limiting slide way (3), a transmission gear group (5) is movably sleeved at the middle part of the outer surface of the installation base (1), a sliding ball seat (6) is movably sleeved at one end of the transmission gear group (5), a transposition connecting rod (7) is fixedly connected and penetrates through the inside of the sliding ball seat (6), an umbrella-shaped gear I (8) is fixedly sleeved at the bottom of the outer surface of the transposition connecting rod (7), the top end of the transposition connecting rod (7) penetrates through a cross slotted hole (11) formed in the top end of the transposition connecting rod (7) and extends to the top of the cross slotted hole (11), and a group of transmission screws (12) are movably sleeved outside the, the bottom of the outer surface of the transmission screw rod (12) is in threaded transmission connection with an umbrella-shaped gear II (13) and one end of the transmission gear group (5) to be in meshing transmission, and a cutter clamping plate (14) is fixedly mounted at the bottom end of the transmission screw rod (12).
2. A tool post mechanism for lathe machining according to claim 1, wherein: the bottom end of the transposition connecting rod (7) is provided with a supporting clamping column connected with the transposition connecting rod through an elastic sleeve.
3. A tool post mechanism for lathe machining according to claim 1, wherein: the position relations between the cross slotted hole (11) on the transposition connecting rod (7) and the four groups of limit slideways (3) on the inner wall of the spherical chassis (2) are mutually corresponding.
4. A tool post mechanism for lathe machining according to claim 1, wherein: the outer part of the lifting slide rail (4) is of an arc structure with gradually changed thickness, and the thinner end of the lifting slide rail is positioned on the bottom wall of the spherical chassis (2).
5. A tool post mechanism for lathe machining according to claim 1, wherein: the outside of the limiting slide way (3) is of a U-shaped structure, and the width between the inner walls of the limiting slide way is equal to the diameter of the outer surface of the transposition connecting rod (7).
6. A tool post mechanism for lathe machining according to claim 1, wherein: and a group of limiting sliding grooves are respectively arranged on the front side and the rear side of the top of the outer surface of the transmission screw rod (12).
7. A tool post mechanism for lathe machining according to claim 1, wherein: and a clamping groove sleeve with a regular hexagon structure in the middle is fixedly arranged at the top of the outer surface of the transposition connecting rod (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011201530.4A CN112192260A (en) | 2020-11-02 | 2020-11-02 | Tool rest mechanism for lathe machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011201530.4A CN112192260A (en) | 2020-11-02 | 2020-11-02 | Tool rest mechanism for lathe machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112192260A true CN112192260A (en) | 2021-01-08 |
Family
ID=74010740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011201530.4A Withdrawn CN112192260A (en) | 2020-11-02 | 2020-11-02 | Tool rest mechanism for lathe machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112192260A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113828809A (en) * | 2021-10-30 | 2021-12-24 | 苏州科技大学 | Lathe tool clamping mechanism for lathe |
-
2020
- 2020-11-02 CN CN202011201530.4A patent/CN112192260A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113828809A (en) * | 2021-10-30 | 2021-12-24 | 苏州科技大学 | Lathe tool clamping mechanism for lathe |
| CN113828809B (en) * | 2021-10-30 | 2022-07-22 | 苏州科技大学 | Lathe tool clamping mechanism for lathe |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210108 |