CN212144572U - Numerical control machine tool special for machining oblique and straight oil holes of crankshaft - Google Patents
Numerical control machine tool special for machining oblique and straight oil holes of crankshaft Download PDFInfo
- Publication number
- CN212144572U CN212144572U CN201921809252.3U CN201921809252U CN212144572U CN 212144572 U CN212144572 U CN 212144572U CN 201921809252 U CN201921809252 U CN 201921809252U CN 212144572 U CN212144572 U CN 212144572U
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- electric drill
- crankshaft
- frame
- motor
- machine tool
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Abstract
The utility model discloses a digit control machine tool of processing bent axle straight oil hole to one side is exclusively used in, including the frame, the frame below is provided with bent axle mounting fixture, and anchor clamps include the chuck of centre gripping bent axle one end, and it is top to withstand the tailstock at bent axle other end center, and the chuck can rotate in the frame, and the rear of tailstock is provided with drive arrangement, and the frame top is provided with drill bit frame and frame walking motor, drives turbine worm drive drill bit frame horizontal migration on the frame by frame walking motor. The numerical control machine tool adopts the short-head guide electric drill and the long-rod oblique straight electric drill to respectively execute oil hole machining, realizes one-time clamping, and can complete the machining of the straight oil hole on the main shaft and the oblique oil hole on the turning diameter without replacing a drill bit.
Description
Technical Field
The utility model relates to a bent axle processing field, in particular to digit control machine tool of oblique straight oilhole of processing bent axle is exclusively used in.
Background
With the deep development of the numerical control technology in the field of machining, the numerical control milling machine, the numerical control lathe and the numerical control machining center which are just started are promoted to all machining equipment comprehensively, so that the numerical control technology in China is rapidly improved, and the numerical control technology is unprecedentedly developed and popularized. The prior art is that a crankshaft straight oil hole and an oblique oil hole are drilled in two processes, firstly, a straight oil hole on the main shaft diameter is drilled, then two ports of the hole are chamfered, then, an oblique oil hole on the crank diameter and an orifice chamfer are drilled on an old-fashioned drilling machine, and basically, manual drilling is carried out on a drilling machine and an oblique oil hole drilling machine. Meanwhile, when drilling each time, a short-head drill bit is required to drill a guide hole on the crankshaft, and then a long-rod drill bit is required to drill a long and straight deep hole. The method has poor positioning accuracy and inconvenient displacement, and the drill bit needs to be replaced for many times, particularly, the inclined oil hole and the straight oil hole need to be communicated with each other by more than 90 percent of area, and the engine oil can flow into the straight oil hole on the main shaft diameter from the inclined oil hole on the crank diameter and then flows to the surface of the main shaft to lubricate the main shaft and the bearing bush. In practice, however, the connection of 90% or more may not be achieved, and the product quality may be affected to some extent. The inclined and straight oil connection area rate of the old drilling mode can only reach about 85 percent, the manual clamping and the replacement of the drill bit are time-consuming, the processes are multiple, the production benefit is low, and the process becomes a bottleneck process which is relatively painful in the crankshaft machining link.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a be exclusively used in digit control machine tool of processing bent axle oblique straight oilhole only needs a clamping, need not to change the drill bit and just can accomplish the epaxial straight oilhole of main shaft and turn the epaxial oblique oilhole processing of footpath.
The utility model aims at realizing through the following technical scheme:
the utility model discloses a be exclusively used in digit control machine tool of processing bent axle straight oil hole to one side, including the frame, be provided with bent axle mounting fixture below the frame, bent axle mounting fixture includes chuck and tailstock, the chuck is used for the one end of centre gripping bent axle, and the other end of bent axle supports through the top of tailstock one side and pushes up tightly, the chuck adopts rotatable mode to set up on the frame, the opposite side of tailstock is provided with drive arrangement, under drive arrangement's effect, the tailstock can be followed the frame and removed;
the drill bit machine frame, the worm gear structure I and the frame walking motor are arranged above the machine frame, the worm gear structure I is arranged along the length direction of the crankshaft, and the frame walking motor drives the worm gear structure I to drive the drill bit machine frame to horizontally move on the machine frame.
Particularly, the drill bit rack is also provided with a turntable, the turntable is connected with a worm and gear structure II, and the worm and gear structure II is driven by a rotating motor and is used for controlling the rotation of the turntable; the electric drill guiding device is characterized in that an electric drill guiding rail is arranged on the rotary table, a walking cylinder is arranged at one end of the electric drill guiding rail, an electric drill is arranged at the other end of the electric drill guiding rail, the electric drill is connected with the walking cylinder, the walking cylinder drives the electric drill to move, a motor II is further arranged on the rotary table, and the motor II drives the electric drill to complete shallow hole drilling.
Particularly, still be provided with stock electric drill guide rail on the carousel, stock electric drill guide rail and guide electric drill guide rail parallel arrangement, the one end of stock electric drill guide rail sets up the stock electric drill, the other end of stock electric drill guide rail is equipped with the motor of marcing, the motor of marcing drives the motion of stock electric drill along linear guide through worm gear structure III, the deep drilling of oblique straight oil hole is accomplished to motor I drive stock electric drill on the bullport.
In particular, the chuck is connected with a crankshaft rotating motor, and is driven by the crankshaft rotating motor to rotate.
In particular, the driving device is a cylinder, and the top end of a piston of the cylinder is pressed against the tailstock.
The utility model has the advantages that: the utility model discloses a be exclusively used in digit control machine tool of processing bent axle straight oilhole to one side only needs a clamping, need not to change the drill bit and just can accomplish the epaxial straight oilhole of main shaft and turn the epaxial oblique oilhole processing of footpath for the work efficiency improves by a wide margin, has changed the condition that the straight oilhole to one side of a bent axle needs to be processed by two people respectively before, can operate simultaneously now and accomplish the processing of straight oilhole to one side alone, and the work efficiency improves 4-5 times, and in addition, bent axle benchmark location and straight oilhole positioning accuracy improve greatly to one side, and the oilhole reaches 100 with straight oilhole.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.
Drawings
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail with reference to the accompanying drawings, in which:
fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the preferred embodiments are for purposes of illustration only and are not intended to limit the scope of the present invention.
As shown in the figures, the numerical control machine tool of the utility model comprises a machine base, a crankshaft fixing clamp is arranged below the machine base, the crankshaft fixing clamp comprises a chuck 15 and a tailstock 14, the chuck is used for clamping one end of a crankshaft 1, the other end of the crankshaft is propped against and is tightly propped against through a top point on one side of the tailstock 14, the chuck 15 is arranged on the machine base in a rotatable mode, in the embodiment, the chuck 15 is connected with a crankshaft rotating motor 2, and the rotation is realized under the driving of the crankshaft rotating motor 2; the other side of the tailstock 14 is provided with a cylinder 13, the top end of a piston of the cylinder 13 is propped against the tailstock 14, and the tailstock 14 can move on the machine frame under the action of the cylinder;
a drill bit rack 12, a worm gear structure I and a rack walking motor 3 are arranged above the base, the worm gear structure I is arranged along the length direction of the crankshaft, and the rack walking motor 3 drives the worm gear structure I to drive the drill bit rack 12 to horizontally move on the base.
The drill bit frame 12 is also provided with a turntable, the turntable is connected with a worm and gear structure II, and the worm and gear structure II is driven by a rotating motor 5 and is used for controlling the rotation of the turntable; be provided with the guide electric drill guide rail on the carousel, the one end of guide electric drill guide rail is equipped with walking cylinder 10, and the other end is equipped with guide electric drill 7, and guide electric drill 7 is connected with walking cylinder 10, and walking cylinder 10 drives the motion of guide electric drill 7, still is provided with motor II 9 on the carousel, and motor II 9 drive guide electric drill 7 accomplishes the shallow hole of leading before drilling.
As further improvement, still be provided with stock electric drill guide rail on the carousel, stock electric drill guide rail and guide electric drill guide rail parallel arrangement, the one end of stock electric drill guide rail sets up stock electric drill 6, and the other end of stock electric drill guide rail is equipped with motor 4 of marcing, and motor 4 of marcing drives stock electric drill 6 along the motion of linear guide through worm gear structure III, and the deep drilling of straight oilhole to one side is accomplished to motor I8 drive stock electric drill 6 on the bullport.
The worm and gear structure used in the present invention belongs to the known technology in the field, and is a conventional structure for those skilled in the art, so it is not necessary to explain separately. The utility model discloses a be exclusively used in digit control machine tool of processing bent axle straight oilhole to one side only needs a clamping, need not to change the drill bit and just can accomplish the straight oilhole of main epaxial and turn the epaxial oblique oilhole processing of footpath for the work efficiency improves by a wide margin, can accomplish the processing of straight oilhole to one side now alone, and the work efficiency improves 4-5 times, and in addition, bent axle benchmark location and straight oilhole positioning accuracy to one side improve greatly, and the oilhole reaches 100% with straight oilhole switch-on area rate to one side.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.
Claims (5)
1. The digit control machine tool of oblique straight oilhole of processing bent axle is exclusively used in, its characterized in that: the numerical control machine tool comprises a machine base, a crankshaft fixing clamp is arranged below the machine base and comprises a chuck (15) and a tailstock (14), the chuck is used for clamping one end of a crankshaft (1), the other end of the crankshaft is propped against and tightly propped against through a top point on one side of the tailstock (14), the chuck (15) is arranged on the machine base in a rotatable mode, a driving device (13) is arranged on the other side of the tailstock (14), and the tailstock (14) can move along the machine base under the action of the driving device;
the drill bit machine frame is characterized in that a drill bit machine frame (12), a worm gear structure I and a machine frame walking motor (3) are arranged above the machine frame, the worm gear structure I is arranged along the length direction of a crankshaft, and the machine frame walking motor (3) drives the worm gear structure I to drive the drill bit machine frame (12) to horizontally move on the machine frame.
2. The numerical control machine tool special for machining the oblique and straight oil hole of the crankshaft as claimed in claim 1, is characterized in that: the drill bit rack (12) is also provided with a turntable, the turntable is connected with a worm and gear structure II, and the worm and gear structure II is driven by a rotating motor (5) and is used for controlling the rotation of the turntable; be provided with the guide electric drill guide rail on the carousel, the one end of guide electric drill guide rail is equipped with walking cylinder (10), and the other end is equipped with guide electric drill (7), guide electric drill (7) are connected with walking cylinder (10), walking cylinder (10) drive guide electric drill (7) motion, still be provided with motor II (9) on the carousel, motor II (9) drive guide electric drill (7) accomplish the shallow hole of the leading drilling before drilling.
3. The numerical control machine tool special for machining the oblique and straight oil hole of the crankshaft as claimed in claim 2, is characterized in that: still be provided with stock electric drill guide rail on the carousel, stock electric drill guide rail and guide electric drill guide rail parallel arrangement, the one end of stock electric drill guide rail sets up stock electric drill (6), the other end of stock electric drill guide rail is equipped with motor (4) of marcing, motor (4) of marcing drive stock electric drill (6) through worm gear structure III and follow linear guide motion, and the deep drilling of straight oilhole to one side is accomplished on the bullport in motor I (8) drive stock electric drill (6).
4. The numerical control machine tool special for machining the oblique and straight oil hole of the crankshaft as claimed in claim 1, 2 or 3, is characterized in that: the chuck (15) is connected with the crankshaft rotating motor (2) and is driven by the crankshaft rotating motor (2) to rotate.
5. The numerical control machine tool special for machining the oblique and straight oil hole of the crankshaft as claimed in claim 1, 2 or 3, is characterized in that: the driving device (13) is a cylinder, and the top end of a piston of the cylinder is propped against the tailstock (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921809252.3U CN212144572U (en) | 2019-10-25 | 2019-10-25 | Numerical control machine tool special for machining oblique and straight oil holes of crankshaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921809252.3U CN212144572U (en) | 2019-10-25 | 2019-10-25 | Numerical control machine tool special for machining oblique and straight oil holes of crankshaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212144572U true CN212144572U (en) | 2020-12-15 |
Family
ID=73704700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921809252.3U Expired - Fee Related CN212144572U (en) | 2019-10-25 | 2019-10-25 | Numerical control machine tool special for machining oblique and straight oil holes of crankshaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212144572U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112935818A (en) * | 2021-03-19 | 2021-06-11 | 江苏博尚工业装备有限公司 | Intelligent camshaft point hole, punching and chamfering machine tool |
-
2019
- 2019-10-25 CN CN201921809252.3U patent/CN212144572U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112935818A (en) * | 2021-03-19 | 2021-06-11 | 江苏博尚工业装备有限公司 | Intelligent camshaft point hole, punching and chamfering machine tool |
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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: 20201215 Termination date: 20211025 |