CN115365862A - Semi-contained self-compensation square ram structure of boring and milling machine - Google Patents
Semi-contained self-compensation square ram structure of boring and milling machine Download PDFInfo
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- CN115365862A CN115365862A CN202211309106.0A CN202211309106A CN115365862A CN 115365862 A CN115365862 A CN 115365862A CN 202211309106 A CN202211309106 A CN 202211309106A CN 115365862 A CN115365862 A CN 115365862A
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- ram
- saddle
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- boring
- milling machine
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- 238000003801 milling Methods 0.000 title claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims abstract description 61
- 238000003825 pressing Methods 0.000 claims description 21
- 238000003754 machining Methods 0.000 abstract description 9
- 230000017525 heat dissipation Effects 0.000 abstract description 5
- 238000004806 packaging method and process Methods 0.000 abstract description 2
- 238000004891 communication Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Images
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
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
-
- 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
- B23Q1/56—Movable or adjustable work or tool supports using particular mechanisms with sliding pairs only, the sliding pairs being the first two elements of the mechanism
-
- 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
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/12—Arrangements for cooling or lubricating parts of the machine
- B23Q11/126—Arrangements for cooling or lubricating parts of the machine for cooling only
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
Abstract
The invention belongs to the technical field of boring and milling machines, and particularly relates to a semi-contained self-compensating square ram structure of a boring and milling machine, which comprises: the ram mechanism is arranged on the saddle mechanism, and the saddle mechanism is suitable for semi-surrounding the ram mechanism; the gearbox is arranged on the ram mechanism, an open half-packaging self-compensation square ram structure is realized, the heat dissipation speed of the ram is increased, and the influence on the machining precision of a machine tool caused by the deformation of the ram due to overhigh temperature rise is prevented.
Description
Technical Field
The invention belongs to the technical field of boring and milling machines, and particularly relates to a semi-contained self-compensating square ram structure of a boring and milling machine.
Background
As a large manufacturing country, boring and milling machines are widely used in the fields of machining, manufacturing and the like, and are one of the very important processing devices. The machine tool combines two functions of a boring machine and a milling machine into a whole, can automatically finish multi-process machining such as milling, drilling, reaming, boring and the like after once clamping of parts, has high machining efficiency, and is suitable for machining large and medium-sized parts in various industries.
As a key part of a boring and milling machine, a square ram slides back and forth in a spindle box of a machine tool during working. The existing spindle box of the boring and milling machine generally adopts a full-containing structure, and a square ram is contained in the spindle box to form a closed square ram layout in a shape like a Chinese character 'hui'. The closed ram structure has poor heat dissipation performance, and the ram is easy to deform due to overhigh temperature rise caused by a high-speed rotating main shaft, so that the positioning precision of the ram is reduced. Meanwhile, the closed ram has a complex structure, automatic compensation is difficult to realize when the guide rail is abraded, and the guiding precision of the ram is reduced.
Therefore, a new semi-contained self-compensating square ram structure of the boring and milling machine needs to be designed based on the technical problems.
Disclosure of Invention
The invention aims to provide a semi-contained self-compensation square ram structure of a boring and milling machine.
In order to solve the technical problem, the invention provides a semi-contained self-compensating square ram structure of a boring and milling machine, which comprises:
saddle mechanism, and
the ram mechanism is arranged on the saddle mechanism, and the saddle mechanism is suitable for semi-surrounding the ram mechanism;
and the gearbox is arranged on the ram mechanism.
Further, the saddle mechanism includes: the device comprises an L-shaped saddle, an upper pressing plate and a lower pressing plate;
the inner wall of the L-shaped saddle is suitable for semi-surrounding the ram mechanism;
the upper pressure plate is arranged on the inner side wall of the L-shaped saddle;
the lower pressing plate is arranged on the inner bottom surface of the L-shaped sliding saddle;
the upper pressing plate and the lower pressing plate are suitable for fixing the ram mechanism on the saddle mechanism.
Furthermore, a plastic-coated guide rail is arranged on the inner bottom surface of the L-shaped saddle;
when the ram mechanism is arranged on the L-shaped saddle, the ram mechanism is in contact with the plastic-coated guide rail.
Furthermore, the plastic-coated guide rail is suitable for being concave in the middle and convex at two ends.
Further, a first positioning piece is arranged on the upper pressure plate;
a second positioning piece is arranged on the lower pressing plate;
the L-shaped saddle is provided with a first positioning groove matched with the first positioning piece and a second positioning groove matched with the second positioning piece, so that the upper pressure plate and the lower pressure plate are fixed on the L-shaped saddle through the matching of the first positioning piece and the first positioning groove and the matching of the second positioning piece and the second positioning groove.
Further, a first nut seat is arranged on the outer wall of the L-shaped saddle;
the first nut seat is arranged in the middle of the outer wall, and a first ball screw is arranged in the first nut seat;
further, screw rod seats are arranged at two ends of the inner bottom surface of the L-shaped saddle, and a second ball screw is arranged between the screw rod seats.
Further, the ram mechanism includes: a square ram and a main shaft;
the square ram is arranged on the L-shaped saddle and is in contact with the plastic-coated guide rail;
the main shaft penetrates through the square ram.
Further, the gearbox is arranged on the square ram;
the gearbox is adapted to be connected to the main shaft by a gear assembly.
Further, a second nut seat is arranged on the bottom surface of the square ram;
the second nut seat is matched with the second ball screw.
The beneficial effects of the invention are that the ram mechanism is arranged on the saddle mechanism through the saddle mechanism and the ram mechanism, and the saddle mechanism is suitable for semi-surrounding the ram mechanism; the gearbox is arranged on the ram mechanism, an open half-packaging self-compensation square ram structure is realized, the heat dissipation speed of the ram is increased, and the influence on the machining precision of a machine tool caused by the deformation of the ram due to overhigh temperature rise is prevented.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural diagram of a semi-contained self-compensating square ram structure of a boring and milling machine according to the present invention;
FIG. 2 is a schematic structural view of the saddle mechanism of the present invention;
fig. 3 is a schematic view of a first ball screw according to the present invention;
fig. 4 is a schematic structural view of the ram mechanism of the present invention.
In the figure:
the device comprises a saddle mechanism 1, an 11L-shaped saddle, a 111 first positioning groove, a 112 second positioning groove, a 12 upper pressure plate, a 121 first positioning element, a 13 lower pressure plate, a 131 second positioning element, a 14 plastic-coated guide rail, a 15 first nut seat, a 16 first ball screw, a 17 screw seat and an 18 second ball screw;
2 ram mechanism, 21 square ram, 22 main shaft, 23 second nut seat;
3 a gearbox.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
As shown in fig. 1 to 4, the present embodiment provides a semi-contained self-compensating square ram structure of a boring and milling machine, including: the ram mechanism 2 is arranged on the saddle mechanism 1, and the saddle mechanism 1 is suitable for semi-surrounding the ram mechanism 2; the gearbox 3 is arranged on the ram mechanism 2, so that an open half-packaged self-compensation square ram 21 structure is realized, the heat dissipation speed of the ram is increased, and the influence on the machining precision of a machine tool caused by the deformation of the ram due to overhigh temperature rise is prevented.
In the present embodiment, the saddle mechanism 1 includes: an L-shaped saddle 11, an upper pressing plate 12 and a lower pressing plate 13; the inner wall of the L-shaped saddle 11 is suitable for semi-surrounding the ram mechanism 2; the upper pressing plate 12 is arranged on the inner side wall of the L-shaped saddle 11; the lower pressure plate 13 is arranged on the inner bottom surface of the L-shaped saddle 11; the upper pressing plate 12 and the lower pressing plate 13 are suitable for fixing the ram mechanism 2 on the sliding plate mechanism; the half-surrounding of the square ram 21 can be realized through the L-shaped saddle 11, and the square ram 21 can be fixed from two surfaces, so that the square ram 21 is firmly limited; the upper pressing plate 12 and the lower pressing plate 13 can fix the counter ram 21 from two different surfaces, so that the counter ram 21 can be firmly limited; the upper pressing plate 12 can be arranged on the vertical surface of the L-shaped saddle 11, and the lower pressing plate 13 can be arranged on the horizontal surface of the L-shaped saddle 11 and is positioned in the area enclosed by the L-shaped saddle 11, so that the square ram 21 is limited.
In the embodiment, a plastic-coated guide rail 14 is arranged on the inner bottom surface of the L-shaped saddle 11; when the ram mechanism 2 is arranged on the L-shaped saddle 11, the ram mechanism 2 is in contact with the plastic-coated guide rail 14; the plastic-coated guide rail 14 is suitable for being concave in the middle and convex at two ends, namely the plastic-coated guide rail 14 is scraped into a special shape by manpower, the middle is concave, and the two ends are convex, so that the automatic compensation function of the abrasion of the plastic-coated guide rail 14 is realized.
In this embodiment, the upper platen 12 is provided with a first positioning member 121; a second positioning piece 131 is arranged on the lower pressure plate 13; the L-shaped saddle 11 is provided with a first positioning groove 111 adapted to the first positioning element 121, and a second positioning groove 112 adapted to the second positioning element 131, so that the upper platen 12 and the lower platen 13 are fixed on the L-shaped saddle 11 by the cooperation of the first positioning element 121 and the first positioning groove 111, and the adaptation of the second positioning element 131 and the second positioning groove 112; can set up top board 12 on the vertical one side of L type saddle 11 through the cooperation of first setting element 121 with first constant head tank 111, make holding down plate 13 set up on the horizontal one side of L type saddle 11 through the cooperation of second setting element 131 and second constant head tank 112, the accurate location of top board 12 and holding down plate 13 has been realized, and top board 12 and holding down plate 13 are spacing from two sides of square ram 21, in order to realize the semi-surrounding of square ram 21, and can stabilize firm spacing, the radiating rate of ram has been accelerated, thereby prevent to lead to the ram to warp because of the high temperature rise and influence the machining precision of lathe.
In the present embodiment, a first nut seat 15 is provided on the outer wall of the L-shaped saddle 11; the first nut seat 15 is arranged in the middle of the outer wall, the center line of the first nut seat 15 is kept in a vertical plane, and a first ball screw 16 is arranged in the first nut seat 15; the vertical movement of the L-shaped saddle 11 is facilitated, and the position adjustment of the L-shaped saddle 11 is facilitated.
In this embodiment, both ends of the inner bottom surface of the L-shaped saddle 11 are provided with screw seats 17, the centers of the two screw seats 17 are aligned and maintained horizontally, and a second ball screw 18 is provided between the screw seats 17.
In the present embodiment, the ram mechanism 2 includes: a square ram 21 and a main shaft 22; the square ram 21 is arranged on the L-shaped saddle 11 and is in contact with the plastic-coated guide rail 14; the main shaft 22 is arranged in the square ram 21 in a penetrating mode.
In the present embodiment, the transmission case 3 is disposed on the square ram 21; the gearbox 3 is adapted to be connected to the main shaft 22 via a gear assembly to drive the main shaft 22 in rotation.
In the present embodiment, a second nut seat 23 is disposed on the bottom surface of the square ram 21; the second nut seat 23 is adapted to the second ball screw 18, and the second ball screw 18 rotates to drive the second nut seat 23 to move, so as to drive the square ram 21 to move on the L-shaped saddle 11.
In summary, the invention provides a saddle mechanism 1 and a ram mechanism 2, wherein the ram mechanism 2 is arranged on the saddle mechanism 1, and the saddle mechanism 1 is suitable for semi-surrounding the ram mechanism 2; the gearbox 3 is arranged on the ram mechanism 2, so that an open half-packaged self-compensation square ram 21 structure is realized, the heat dissipation speed of the ram is increased, and the influence on the machining precision of a machine tool caused by the deformation of the ram due to overhigh temperature rise is prevented.
The components selected for use in the present application (components not illustrated for specific structures) are all common standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experimentation. Moreover, the software programs referred to in the present application are all prior art, and the present application does not relate to any improvement of the software programs.
In the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other ways. The above-described apparatus embodiments are merely illustrative, and for example, the division of the units into only one type of logical function may be implemented in other ways, and for example, multiple units or components may be combined or integrated into another system, or some features may be omitted, or not implemented. In addition, the shown or discussed coupling or direct coupling or communication connection between each other may be through some communication interfaces, indirect coupling or communication connection between devices or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one position, or may be distributed on multiple network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. The utility model provides a boring and milling machine's half containing formula self compensating side's ram structure which characterized in that includes:
saddle mechanism, and
the ram mechanism is arranged on the saddle mechanism, and the saddle mechanism is suitable for semi-surrounding the ram mechanism;
and the gearbox is arranged on the ram mechanism.
2. The semi-contained self-compensating square ram structure of the boring-milling machine as claimed in claim 1,
the saddle mechanism includes: the device comprises an L-shaped saddle, an upper pressing plate and a lower pressing plate;
the inner wall of the L-shaped saddle is suitable for semi-surrounding the ram mechanism;
the upper pressure plate is arranged on the inner side wall of the L-shaped saddle;
the lower pressing plate is arranged on the inner bottom surface of the L-shaped saddle;
the upper pressing plate and the lower pressing plate are suitable for fixing the ram mechanism on the saddle mechanism.
3. The semi-contained self-compensating square ram structure of the boring and milling machine as claimed in claim 2,
a plastic-coated guide rail is arranged on the inner bottom surface of the L-shaped sliding saddle;
when the ram mechanism is arranged on the L-shaped saddle, the ram mechanism is in contact with the plastic-coated guide rail.
4. The semi-contained self-compensating square ram structure of a boring-milling machine as claimed in claim 3,
the plastic-coated guide rail is suitable for being concave in the middle and convex at two ends.
5. The semi-contained self-compensating square ram structure of the boring and milling machine as claimed in claim 4,
the upper pressure plate is provided with a first positioning piece;
a second positioning piece is arranged on the lower pressing plate;
the L-shaped saddle is provided with a first positioning groove matched with the first positioning piece and a second positioning groove matched with the second positioning piece, so that the upper pressure plate and the lower pressure plate are fixed on the L-shaped saddle through the matching of the first positioning piece and the first positioning groove and the matching of the second positioning piece and the second positioning groove.
6. The semi-contained self-compensating square ram structure of the boring and milling machine as claimed in claim 5,
a first nut seat is arranged on the outer wall of the L-shaped sliding saddle;
the first nut seat is arranged in the middle of the outer wall, and a first ball screw is arranged in the first nut seat.
7. The semi-contained self-compensating square ram structure of a boring-milling machine as claimed in claim 6,
screw rod seats are arranged at two ends of the inner bottom surface of the L-shaped sliding saddle, and a second ball screw is arranged between the screw rod seats.
8. The semi-contained self-compensating square ram structure of the boring and milling machine as claimed in claim 7,
the ram mechanism includes: a square ram and a main shaft;
the square ram is arranged on the L-shaped saddle and is in contact with the plastic-coated guide rail;
the main shaft penetrates through the square ram.
9. The semi-contained self-compensating square ram structure of the boring and milling machine as claimed in claim 8,
the gearbox is arranged on the square ram;
the gearbox is adapted to be connected to the main shaft by a gear assembly.
10. The semi-contained self-compensating square ram structure of the boring and milling machine as claimed in claim 9,
a second nut seat is arranged on the bottom surface of the square ram;
the second nut seat is matched with the second ball screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211309106.0A CN115365862A (en) | 2022-10-25 | 2022-10-25 | Semi-contained self-compensation square ram structure of boring and milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211309106.0A CN115365862A (en) | 2022-10-25 | 2022-10-25 | Semi-contained self-compensation square ram structure of boring and milling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115365862A true CN115365862A (en) | 2022-11-22 |
Family
ID=84074385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211309106.0A Pending CN115365862A (en) | 2022-10-25 | 2022-10-25 | Semi-contained self-compensation square ram structure of boring and milling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115365862A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1101831A (en) * | 1964-02-14 | 1968-01-31 | Giddings & Lewis | Improvements in or relating to machine tools |
| CN201346692Y (en) * | 2009-01-22 | 2009-11-18 | 深圳市盛德丰精密机床有限公司 | Numerical control Longmen boring-milling-grinding machine |
| CN102490075A (en) * | 2011-11-29 | 2012-06-13 | 大连博大数控装备有限公司 | Damping mechanism for moving guide rail of high-speed vertical lathe |
| CN103240435A (en) * | 2013-05-20 | 2013-08-14 | 江西重型机床有限公司 | Maze-protective type high-accuracy numerical control fixed-beam plane boring and milling machine |
| CN206047618U (en) * | 2016-08-26 | 2017-03-29 | 泊头巨人重工机械有限公司 | A kind of strong transverse beam guide rail structure of rigidity |
| CN207372678U (en) * | 2017-08-30 | 2018-05-18 | 苏州市台群机械有限公司 | A kind of saddle structure of numerical control gantry machining center |
| CN114406370A (en) * | 2022-01-28 | 2022-04-29 | 北京市电加工研究所有限公司 | Movable beam type gantry structure of numerical control electric spark forming machine tool |
| CN216939403U (en) * | 2022-02-28 | 2022-07-12 | 张家港市欣翔精密机械制造有限公司 | Saddle structure of gantry machining center |
| CN114850894A (en) * | 2022-06-10 | 2022-08-05 | 江苏贵钰航空工业有限公司 | Stable structure of encircling type sliding seat and square ram and mounting method thereof |
-
2022
- 2022-10-25 CN CN202211309106.0A patent/CN115365862A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1101831A (en) * | 1964-02-14 | 1968-01-31 | Giddings & Lewis | Improvements in or relating to machine tools |
| CN201346692Y (en) * | 2009-01-22 | 2009-11-18 | 深圳市盛德丰精密机床有限公司 | Numerical control Longmen boring-milling-grinding machine |
| CN102490075A (en) * | 2011-11-29 | 2012-06-13 | 大连博大数控装备有限公司 | Damping mechanism for moving guide rail of high-speed vertical lathe |
| CN103240435A (en) * | 2013-05-20 | 2013-08-14 | 江西重型机床有限公司 | Maze-protective type high-accuracy numerical control fixed-beam plane boring and milling machine |
| CN206047618U (en) * | 2016-08-26 | 2017-03-29 | 泊头巨人重工机械有限公司 | A kind of strong transverse beam guide rail structure of rigidity |
| CN207372678U (en) * | 2017-08-30 | 2018-05-18 | 苏州市台群机械有限公司 | A kind of saddle structure of numerical control gantry machining center |
| CN114406370A (en) * | 2022-01-28 | 2022-04-29 | 北京市电加工研究所有限公司 | Movable beam type gantry structure of numerical control electric spark forming machine tool |
| CN216939403U (en) * | 2022-02-28 | 2022-07-12 | 张家港市欣翔精密机械制造有限公司 | Saddle structure of gantry machining center |
| CN114850894A (en) * | 2022-06-10 | 2022-08-05 | 江苏贵钰航空工业有限公司 | Stable structure of encircling type sliding seat and square ram and mounting method thereof |
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Application publication date: 20221122 |