CN214814835U - Sleeve type narrow-spacing vertical lathe - Google Patents
Sleeve type narrow-spacing vertical lathe Download PDFInfo
- Publication number
- CN214814835U CN214814835U CN202120371637.7U CN202120371637U CN214814835U CN 214814835 U CN214814835 U CN 214814835U CN 202120371637 U CN202120371637 U CN 202120371637U CN 214814835 U CN214814835 U CN 214814835U
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- CN
- China
- Prior art keywords
- sleeve
- telescopic
- axial
- sliding plate
- central shaft
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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.)
- Expired - Fee Related
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000006073 displacement reaction Methods 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000005266 casting Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 229910001060 Gray iron Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Abstract
A sleeve type narrow-spacing vertical lathe is characterized in that a sleeve type sliding table is adopted as a radial feeding sliding table, and the sleeve type sliding table mainly comprises an axial sliding plate, a sleeve, a central shaft and a screw rod assembly; the invention has simple structure, convenient manufacture and low cost; the stress of the screw rod is in the center of the central shaft, so that the transmission precision is high, and the rigidity is better; the device greatly reduces the manufacturing cost of the numerical control lathe, thereby facilitating the large-scale popularization of the numerical control lathe.
Description
Technical Field
The invention relates to a vertical numerically controlled lathe, in particular to a narrow-spacing vertical numerically controlled lathe.
Background
The inventor applies for a vertical multi-spindle numerical control lathe with a narrow-spacing shaft and the publication number of CN109746462A on 25/3/2019, the invention has good overall effect, but the precision requirement is not high during rough machining of parts, but the requirement on cost performance is higher, and the requirement on impact resistance is higher.
Disclosure of Invention
The invention aims to provide a narrow-spacing vertical numerically controlled lathe which is good in economy and strong in rigidity.
In order to achieve the purpose of the invention, the technical scheme adopted by the invention relative to a narrow-spacing shaft type vertical multi-spindle numerical control lathe with the patent number of 2019203840080 is as follows: the telescopic slip table is changed into to radial feeding slip table, and this telescopic slip table mainly comprises axial slide, sleeve, center pin and lead screw subassembly, its characterized in that: the axial sliding plate is vertically and integrally provided with a sleeve, and two ends of the sleeve protrude out of the axial sliding plate surface; the central shaft is arranged in the sleeve, and a hole for mounting a screw rod nut and providing axial displacement of a screw rod is processed at the rear end of the central shaft; the rear end of the sleeve is provided with a numerical control motor seat component for driving the screw rod to axially limit and circularly and accurately move, and the front end of the central shaft is provided with a numerical control tool turret; the radial fixed mounting in center pin middle section has one to end and changes the piece, and the rear end side processing of the relative axial slide of sleeve has the notch that supplies to end and change the piece relative center pin axial displacement, and the other end processing of the relative center pin of end changes the piece and has a guiding hole that parallels with the center pin, and a guide bar is installed to the guiding hole clearance fit, and guide bar one end is fixed on the axial slide, and the other end is fixed on the sleeve.
The invention has the advantages of simple structure, convenient manufacture and low cost; the stress of the screw rod is in the center of the central shaft, so that the transmission precision is high, and the rigidity is better; the device greatly reduces the manufacturing cost of the numerical control lathe, thereby facilitating the large-scale popularization of the numerical control lathe.
Drawings
Fig. 1 is a schematic structural diagram of an application embodiment of the present invention.
Fig. 2 is a schematic view of the section K of fig. 1.
Fig. 3 is an enlarged view of a portion F of fig. 1.
FIG. 4 is a three-dimensional schematic view of an axial slide.
In the figure: the numerical control lathe comprises an axial sliding plate 1, a sleeve 2, a lip-shaped sealing ring 3, a central shaft 4, a screw nut 5, a screw rod 6, a numerical control motor seat assembly 7, a numerical control tool turret 8, a turning block 9, a notch 10, a guide rod 11, an oil-free sliding bearing 12, a machine seat 13, a square-surface high-hardness steel bar 14 and a pressing plate 15.
Detailed Description
Referring to fig. 1, 2, 3 and 4, in the embodiment, the axial sliding plate (1) and the sleeve (2) are formed by one-step casting, and the front end of the sleeve (2) is provided with a lip-shaped sealing ring (3); the central shaft (4) is arranged in the sleeve (2), and a hole for installing a screw rod nut (5) and providing axial displacement for a screw rod (6) is processed at the rear end of the central shaft (4); a numerical control motor seat component (7) is arranged at the rear end of the sleeve (2) to drive the screw rod (6) to axially limit and circumferentially accurately move, and a numerical control tool turret (8) is arranged at the front end of the central shaft (4); a rotation stopping block (9) is fixedly arranged at the middle section of the central shaft (4) in the radial direction, a notch (10) for allowing the rotation stopping block (9) to move axially relative to the central shaft (4) is machined on the side surface of the sleeve (2) opposite to the rear end of the axial sliding plate (1), a guide hole parallel to the central shaft (4) is machined at the other end of the rotation stopping block (9) opposite to the central shaft (4), a guide rod (11) is arranged in the guide hole in a clearance fit mode, one end of the guide rod (11) is fixed on the axial sliding plate (1), and the other end of the guide rod is fixed on the sleeve (2); in order to reduce the friction force, an oilless sliding bearing (12) is arranged between the guide rod (11) and the guide hole.
Referring to fig. 2, in the embodiment, the axial sliding plate (1) is assembled on the machine base (13) in a hard rail manner, two high-hardness steel bars (14) with square surfaces are fixed on the machine base (13), and then the axial sliding plate (1) and the pressing plate (15) are sleeved on the two high-hardness steel bars (14) with square surfaces; in the embodiment, two square surface high-hardness steel bars (14) are made of bearing steel, and the axial sliding plate (1) and the pressing plate (15) are made of grey cast iron; the mode is convenient to manufacture, and the surface hardness of the guide rail is easy to realize high hardness and low roughness; thereby improving performance and reducing cost.
The above description is only an embodiment of the present invention, but the structural features of the present invention are not limited thereto, and any changes or modifications within the field of the present invention by those skilled in the art are covered within the scope of the present invention.
Claims (5)
1. The utility model provides a telescopic narrow interval merry go round machine, its radial feeding slip table adopts telescopic slip table, and this telescopic slip table mainly comprises axial slide, sleeve, center pin and lead screw subassembly, its characterized in that: the axial sliding plate is vertically and integrally provided with a sleeve, and two ends of the sleeve protrude out of the axial sliding plate surface; the central shaft is arranged in the sleeve, and a hole for mounting a screw rod nut and providing axial displacement of a screw rod is processed at the rear end of the central shaft; the rear end of the sleeve is provided with a numerical control motor seat component for driving the screw rod to axially limit and circularly and accurately move, and the front end of the central shaft is provided with a numerical control tool turret; the radial fixed mounting in center pin middle section has one to end and changes the piece, and the rear end side processing of the relative axial slide of sleeve has the notch that supplies to end and change the piece relative center pin axial displacement, and the other end processing of the relative center pin of end changes the piece and has a guiding hole that parallels with the center pin, and a guide bar is installed to the guiding hole clearance fit, and guide bar one end is fixed on the axial slide, and the other end is fixed on the sleeve.
2. The telescopic narrow spacing vertical lathe of claim 1, wherein: the axial sliding plate and the sleeve are formed by one-step casting.
3. The telescopic narrow spacing vertical lathe of claim 1, wherein: the front end of the sleeve is provided with a lip-shaped sealing ring.
4. The telescopic narrow spacing vertical lathe of claim 1, wherein: an oilless sliding bearing is arranged between the guide rod and the guide hole.
5. The telescopic narrow spacing vertical lathe of claim 1, wherein: the axial sliding plate is assembled on the base in a hard rail type, two square surface high-hardness steel bars are fixed on the base, and then the axial sliding plate and the pressing plate are sleeved on the two square surface high-hardness steel bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120371637.7U CN214814835U (en) | 2021-02-17 | 2021-02-17 | Sleeve type narrow-spacing vertical lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120371637.7U CN214814835U (en) | 2021-02-17 | 2021-02-17 | Sleeve type narrow-spacing vertical lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214814835U true CN214814835U (en) | 2021-11-23 |
Family
ID=78883672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120371637.7U Expired - Fee Related CN214814835U (en) | 2021-02-17 | 2021-02-17 | Sleeve type narrow-spacing vertical lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214814835U (en) |
-
2021
- 2021-02-17 CN CN202120371637.7U patent/CN214814835U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211123 |