CN208853721U - A kind of digital control cam shaft lathe - Google Patents
A kind of digital control cam shaft lathe Download PDFInfo
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- CN208853721U CN208853721U CN201821648273.7U CN201821648273U CN208853721U CN 208853721 U CN208853721 U CN 208853721U CN 201821648273 U CN201821648273 U CN 201821648273U CN 208853721 U CN208853721 U CN 208853721U
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- synchronous pulley
- main shaft
- rack
- shaft
- synchronous
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Abstract
The utility model discloses a kind of digital control cam shaft lathes, including rack and knife rest, main shaft and the top opposite pressing tailstock with the end of main shaft are rotatably equipped in rack, main shaft driving device is equipped between main shaft and rack, tool rest feeding mechanism is equipped between rack and knife rest, main shaft driving device includes first servo motor, the output shaft of first servo motor is fixedly installed with the first synchronous pulley, wheel shaft is also rotatably equipped in rack, the second synchronous pulley and third synchronous pulley are fixedly installed on wheel shaft, synchronous belt is equipped between first synchronous pulley and the second synchronous pulley, one end of main shaft is fixedly installed with the 4th synchronous pulley, synchronous belt also is provided between 4th synchronous pulley and third synchronous pulley, the transmission ratio of first synchronous pulley and the second synchronous pulley is greater than 1, the transmission ratio of third synchronous pulley and the 4th synchronous pulley Greater than 1；The bipolar reduction of speed for realizing main shaft, improves main-shaft torque.
Description
Technical field
The utility model relates to a kind of digital control cam shaft lathes.
Background technique
In early days because of the limitation of numerically controlled control system, cam axis machining apparatus generallys use profile tracer turning, this equipment
The turnery processing to camshaft is carried out using hydraulic High-speed copying tool post, hydraulic tool rest high failure rate, oil leak is serious, equipment energy consumption
High, high failure rate, and pattern need to be often replaced, production switch adjustment is time-consuming, and equipment automatization level is relatively backward.
Utility model content
Provide that a kind of high degree of automation, structure is simple, failure rate is low to make up above insufficient the utility model
Digital control cam shaft lathe.
The technical solution of the utility model is: a kind of digital control cam shaft lathe, including rack and knife rest, turns in the rack
It is dynamic that main shaft and the top opposite pressing tailstock with the end of the main shaft are installed, it is equipped between the main shaft and the rack
Main shaft driving device, is equipped with tool rest feeding mechanism between the rack and the knife rest, the main shaft driving device includes first
Servo motor, the output shaft of the first servo motor are fixedly installed with the first synchronous pulley, are also rotatablely installed in the rack
There is wheel shaft, is fixedly installed with the second synchronous pulley and third synchronous pulley on the wheel shaft, first synchronous pulley and described
Synchronous belt is equipped between second synchronous pulley, one end of the main shaft is fixedly installed with the 4th synchronous pulley, and the described 4th is synchronous
Synchronous belt, the transmission ratio of first synchronous pulley and the second synchronous pulley also are provided between belt wheel and the third synchronous pulley
Greater than 1, the transmission ratio of the third synchronous pulley and the 4th synchronous pulley is also equipped with pair also greater than 1 in the rack
The self-centering hydraulic pressure holding frame that camshaft is clamped.
As a preferred technical solution, the tool rest feeding mechanism include be mounted on the rack it is flat with the main shaft
Capable lateral ball-screw is equipped with horizontal slide unit on the transverse direction ball-screw, be equipped in the horizontal slide unit it is longitudinal into
To lead screw, the second servo motor for driving the length feed lead screw, the length feed silk are installed in the horizontal slide unit
Longitudinal slide unit is installed on thick stick, is fixedly installed with knife rest in the longitudinal slide unit.
The wheel axle gear is sequentially connected with the oil pump being lubricated to main shaft bearing as a preferred technical solution,.
The self-centering hydraulic pressure holding frame includes frame body as a preferred technical solution, and the frame body is equipped with two mutually
Symmetrical swing arm is also equipped with the hydraulic cylinder of the synchronous relative motions of the swing arms of driving two, the frame body on the frame body
On be also rotatably equipped with the idler wheel that holds out against between the swing arm, be rotatably equipped with pinch roller respectively on the swing arm.
By adopting the above-described technical solution, a kind of digital control cam shaft lathe, including rack and knife rest, turn in the rack
It is dynamic that main shaft and the top opposite pressing tailstock with the end of the main shaft are installed, it is equipped between the main shaft and the rack
Main shaft driving device, is equipped with tool rest feeding mechanism between the rack and the knife rest, the main shaft driving device includes first
Servo motor, the output shaft of the first servo motor are fixedly installed with the first synchronous pulley, are also rotatablely installed in the rack
There is wheel shaft, is fixedly installed with the second synchronous pulley and third synchronous pulley on the wheel shaft, first synchronous pulley and described
Synchronous belt is equipped between second synchronous pulley, one end of the main shaft is fixedly installed with the 4th synchronous pulley, and the described 4th is synchronous
Synchronous belt, the transmission ratio of first synchronous pulley and the second synchronous pulley also are provided between belt wheel and the third synchronous pulley
Greater than 1, the transmission ratio of the third synchronous pulley and the 4th synchronous pulley is also greater than 1；The bipolar reduction of speed of main shaft is realized,
Improve main-shaft torque；Realize that the turning of cam profile adds by main shaft rotation, length feed, the linkage of traverse feed three
Work, and the bipolar reduction of speed used improves main-shaft torque, ball-screw promotes transmission accuracy, and self-centering hydraulic pressure center frame reduces turning
Workpiece deflection can meet camshaft roughing, be suitable for multi items Camshaft Production.It can be used for semi-automatic copying camshaft vehicle
Bed NC postprocessing changes, and improved digital control cam shaft lathe stable structure, failure rate be low, high degree of automation.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the structural schematic diagram of the self-centering hydraulic pressure holding frame in the utility model embodiment.
Specific embodiment
As shown in Figure 1, a kind of digital control cam shaft lathe, including rack 1 and knife rest 2, master is rotatably equipped in the rack 1
Axis 3 and top opposite pressing tailstock 4 with the end of the main shaft 3 are equipped with main shaft between the main shaft 3 and the rack 1
Driving device, is equipped with tool rest feeding mechanism between the rack 1 and the knife rest 2, the main shaft driving device is watched including first
Motor 5 is taken, the output shaft of the first servo motor 5 is fixedly installed with the first synchronous pulley 6, and also rotation is pacified in the rack 1
Equipped with wheel shaft 7, the second synchronous pulley 8 and third synchronous pulley 9, first synchronous pulley 6 are fixedly installed on the wheel shaft 7
Synchronous belt 10 is equipped between second synchronous pulley 8, one end of the main shaft 3 is fixedly installed with the 4th synchronous pulley 11,
Synchronous belt 12 also is provided between 4th synchronous pulley 11 and the third synchronous pulley 9；First synchronous pulley 6 and
The transmission ratio of two synchronous pulleys 8 is greater than 1, the transmission ratio of the third synchronous pulley 9 and the 4th synchronous pulley 11 also greater than
1, the bipolar reduction of speed of main shaft is realized, main-shaft torque is improved.
The tool rest feeding mechanism includes the lateral ball-screw parallel with the main shaft 3 being mounted in the rack 1
23, it is described transverse direction ball-screw 23 on horizontal slide unit 13 is installed, length feed lead screw 14 is installed in the horizontal slide unit 13,
The second servo motor 15 for driving the length feed lead screw 14, the length feed lead screw are installed in the horizontal slide unit 13
Longitudinal slide unit 16 is installed on 14, knife rest 2 is fixedly installed in the longitudinal slide unit 16, the transverse direction ball-screw, which is connected with, to be turned
Dynamic driving mechanism, the rotating drive mechanism include driving servo motor 24, the synchronized V belt translation of the driving servo motor 24
Mechanism is connected with the lateral ball-screw 23, and the synchronous belt drive mechanism includes the output shaft with the driving servo motor
The drive pulley 25 that is fixedly connected and with the coaxial mounted driven pulley 26 of lateral ball-screw, the drive pulley and
Third synchronous belt 27 is equipped between the driven pulley.
7 gear drive of wheel shaft is connected with the oil pump 17 being lubricated to 3 bearing of main shaft, realize to main shaft bearing and
The cooling of gear, lubrication.
As shown in Fig. 2, the self-centering hydraulic pressure holding frame clamped to camshaft is also equipped in the rack 1, it is described
Self-centering hydraulic pressure holding frame includes frame body 18, and the frame body 18 is equipped with two mutually symmetrical swing arms 19, on the frame body 18
It is also equipped with the hydraulic cylinder 20 of the synchronous relative motion of the swing arm 19 of driving two, is hinged on the frame in the middle part of the swing arm
On body, the piston rod of the hydraulic cylinder is hinged with the inner end of the swing arm, is also rotatably equipped on the frame body 18 positioned at institute
It states and holds out against idler wheel 21 between swing arm 19, be rotatably equipped with pinch roller 22 respectively on the swing arm 19, in the present embodiment institute
State the outer end that pinch roller 22 is rotatably installed in the swing arm.It two pinch rollers and holds out against idler wheel and realizes the self-centering of camshaft 28
Clamping effectively prevent the deformation of camshaft 28, realizes being switched fast of camshaft, Automatic-clamping.
It realizes the turnery processing of cam profile by main shaft rotation, length feed, the linkage of traverse feed three, and uses
Bipolar reduction of speed improve main-shaft torque, ball-screw promoted transmission accuracy, self-centering hydraulic pressure center frame reduce turner deformation
Amount, can meet 28 roughing of camshaft, be suitable for multi items Camshaft Production.It can be used for semi-automatic copying camshaft turning lathe numerical control
Change changes, and improved digital control cam shaft lathe stable structure, failure rate be low, high degree of automation.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (4)
1. a kind of digital control cam shaft lathe, which is characterized in that including rack and knife rest, be rotatably equipped in the rack main shaft and
With the top opposite pressing tailstock of the end of the main shaft, main shaft driving device is equipped between the main shaft and the rack,
Tool rest feeding mechanism is equipped between the rack and the knife rest, the main shaft driving device includes first servo motor, described
The output shaft of first servo motor is fixedly installed with the first synchronous pulley, and wheel shaft, the wheel are also rotatably equipped in the rack
Be fixedly installed with the second synchronous pulley and third synchronous pulley on axis, first synchronous pulley and second synchronous pulley it
Between be equipped with synchronous belt, one end of the main shaft is fixedly installed with the 4th synchronous pulley, the 4th synchronous pulley and the third
It also is provided with synchronous belt between synchronous pulley, the transmission ratio of first synchronous pulley and the second synchronous pulley is greater than 1, the third
The transmission ratio of synchronous pulley and the 4th synchronous pulley is also equipped in the rack and clamps to camshaft also greater than 1
Self-centering hydraulic pressure holding frame.
2. digital control cam shaft lathe as described in claim 1, which is characterized in that the tool rest feeding mechanism includes being mounted on institute
The lateral ball-screw parallel with the main shaft in rack is stated, horizontal slide unit is installed on the transverse direction ball-screw, it is described
Length feed lead screw is installed, second that the driving length feed lead screw is equipped in the horizontal slide unit is watched in horizontal slide unit
Motor is taken, longitudinal slide unit is installed on the length feed lead screw, is fixedly installed with knife rest in the longitudinal slide unit.
3. digital control cam shaft lathe as described in claim 1, which is characterized in that the wheel axle gear is sequentially connected with to main shaft
The oil pump that bearing is lubricated.
4. digital control cam shaft lathe as described in any one of claims 1 to 3, which is characterized in that the self-centering hydraulic pressure clamping
Frame includes frame body, and the frame body is equipped with two mutual symmetrical swing arms, and two swings of driving are also equipped on the frame body
Arm synchronizes the hydraulic cylinder of relative motion, the idler wheel that holds out against also being rotatably equipped between the swing arm on the frame body, institute
It states and is rotatably equipped with pinch roller on swing arm respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821648273.7U CN208853721U (en) | 2018-10-11 | 2018-10-11 | A kind of digital control cam shaft lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821648273.7U CN208853721U (en) | 2018-10-11 | 2018-10-11 | A kind of digital control cam shaft lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208853721U true CN208853721U (en) | 2019-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821648273.7U Active CN208853721U (en) | 2018-10-11 | 2018-10-11 | A kind of digital control cam shaft lathe |
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| Country | Link |
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| CN (1) | CN208853721U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110014308A (en) * | 2019-05-30 | 2019-07-16 | 长江师范学院 | A kind of angular positioning device of crankshaft |
| CN113118479A (en) * | 2019-12-31 | 2021-07-16 | 辽宁锦鸿数控机械制造有限公司 | Profile modeling car changes multitool numerical control car |
-
2018
- 2018-10-11 CN CN201821648273.7U patent/CN208853721U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110014308A (en) * | 2019-05-30 | 2019-07-16 | 长江师范学院 | A kind of angular positioning device of crankshaft |
| CN113118479A (en) * | 2019-12-31 | 2021-07-16 | 辽宁锦鸿数控机械制造有限公司 | Profile modeling car changes multitool numerical control car |
| CN113118479B (en) * | 2019-12-31 | 2022-07-15 | 辽宁锦鸿数控机械制造有限公司 | Profile modeling car changes multitool numerical control car |
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