CN101733413B - Follower rest for turning strip-shaped taper rod shaft - Google Patents
Follower rest for turning strip-shaped taper rod shaft Download PDFInfo
- Publication number
- CN101733413B CN101733413B CN2008101535323A CN200810153532A CN101733413B CN 101733413 B CN101733413 B CN 101733413B CN 2008101535323 A CN2008101535323 A CN 2008101535323A CN 200810153532 A CN200810153532 A CN 200810153532A CN 101733413 B CN101733413 B CN 101733413B
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- China
- Prior art keywords
- connecting rod
- follow
- cutter pawl
- push rod
- follower
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Abstract
The invention discloses a follower rest for turning a strip-shaped taper rod shaft. A knife-follower claw is mounted on a mandril, a mandril spring is installed at the back of the mandril of the knife-follower claw, wherein adjusting screw rods support against the back of the mandril spring of the two knife-follower claws at the upper part and the side part; connecting pins are arranged at the side surfaces of the mandril of the two knife-follower claws; the connecting pins are connected to one ends of two connecting rods, while the other ends of the two connecting rods are provided with slot holes; the slot holes on the two connecting rods are sleeved on a connection shaft pin installed at a connection leading screw nut on a connecting rod leading screw, wherein an adjusting bolt supports against the back of the mandril spring of the bottom knife-follower claw, the adjusting bolt is connected on the follower rest body, a handle is connected on the connecting pin at the side surface of the mandril of the knife-follower claw, and the handle shaft is connected on the follower rest body. By adopting the device, the strip-shaped taper shaft rod can be turned. The operation is convenient and efficient, and becomes simple and easy.
Description
Technical field
The used follow-rest of the elongated taper rod shaft of turning of the present invention processing belongs to the special tooling of machining equipment lathe, particularly a kind of follower rest for turning strip-shaped taper rod shaft that is applicable in the turning the processing of the elongated bar axial workpiece that has a tapering.
Technical background
The turning of slender axles is more scabrous problems in the turner processing.Long rigidity is very weak because workpiece is thin, if there is not corresponding rational frock auxiliary, in case produce cutting force, workpiece will produce various deformation, thereby causes cutting to carry out, and quality can't guarantee.
And the slender axles of general straight-bar (not with tapering), as long as have rational follow-rest and centre frame to support, being equipped with the certain operant level of rational cutting tool and workman can finish.
But for elongated taper rod shaft, because the ongoing diameter of turning is constantly diminish (perhaps becoming big), support diameter after general conventional follow-rest is regulated with the cutter pawl is fixed, just can't play the effect (stuck phenomenon perhaps occurring) of support for the axis of cone, make cutting to carry out.
Summary of the invention
The invention provides the elongated taper rod shaft follow-rest of a kind of turning, installed the spring that to regulate pressure additional in the back of follow-rest frame pawl, make moving axially that turning is carried out, along with surface of the work is close in the variation of bar shaft diameter synchronously automatically, thereby reached balanced cutting power, guaranteed carrying out smoothly of processing.
Content of the present invention is:
A kind of follower rest for turning strip-shaped taper rod shaft, the follow-rest body is arranged, it is characterized in that: be contained on the push rod with the cutter pawl, push rod is contained in following in the cutter pawl slide opening on the follow-rest body, follow the back of the push rod of cutter pawl that push rod spring is housed, two push rod spring back with the cutter pawl of its middle and upper part and sidepiece have leaned the adjusting screw mandrel, there is connecting pin two push rod sides with the cutter pawl of top and sidepiece, connect connecting rod on the connecting pin, on the connecting rod other end slotted hole is arranged, slotted hole is enclosed within on the connection pivot pin of the connecting rod mother lead screw that is contained on the connecting rod leading screw on two connecting rods, the push rod spring back with the cutter pawl of bottom has leaned the adjusting bolt, regulate bolt and be connected on the follow-rest body, the handgrip that connects on this connecting pin with the push rod side of cutter pawl, the handgrip axle is connected on the follow-rest body; Regulate the leading screw outer end and be connected with handwheel, connecting rod leading screw outer end is connected with the connecting rod handwheel, and connecting rod leading screw and connecting rod mother lead screw are contained in the connecting rod leading screw square groove on the follow-rest body; There is mounting screw the below of follow-rest body, and with this screw the follow-rest body is fixed on the lathe slide carriage; Linkage is made up of two connecting rods, connecting rod mother lead screw, connecting rod leading screw and connecting rod handwheel.
Top and sidepiece two with the push rod spring back of cutter pawl by spring abutment with regulate threads of lead screw and be connected, the bottom be to control the pressure of this spring with the cutter pawl by rotating the adjusting bolt.
Characteristics of the present invention:
But be suitable for the elongated axis of cone bar of this follower rest for turning strip-shaped taper rod shaft turning.Easy to operate effective, operation becomes simple.Installed the spring that to regulate pressure additional in the back of follow-rest frame pawl, made,, thereby reached balanced cutting power, guaranteed carrying out smoothly of processing along with surface of the work is close in the variation of bar shaft diameter synchronously automatically moving axially that turning is carried out.
Description of drawings
Fig. 1 is the follower rest for turning strip-shaped taper rod shaft schematic diagram
Fig. 2 is to use the workpiece of this follower rest for turning strip-shaped taper rod shaft processing
Among the figure: 1 mounting screw, 2 tool-post structures, 3 adjusting bolts, 4 springs, 5 connecting pins, 6 push rods, 7 handgrips, 8 follow pawl, 9 spring abutments, 10 to regulate leading screws, 11 connecting rods, 12 connecting rod mother lead screws, 13 connecting rod leading screws, 14 handwheels, 15 connecting rod handwheels.
The instantiation mode
A kind of follower rest for turning strip-shaped taper rod shaft as shown in Figure 1 is contained on the push rod 6 with cutter pawl 8, and push rod is contained in following in the cutter pawl slide opening on the follow-rest body, follows the back of the push rod of cutter pawl that push rod spring 4 is housed,
Two push rod spring back with the cutter pawl of its middle and upper part and sidepiece have leaned regulates leading screw 10, there is connecting pin 5 two push rod sides with the cutter pawl, be connected with connecting rod 11 on the connecting pin, on the connecting rod other end slotted hole is arranged, slotted hole on two connecting rods is enclosed within on the connection pivot pin of the connecting rod mother lead screw 12 that is contained on the connecting rod leading screw 13, connecting rod leading screw and connecting rod mother lead screw are contained in the connecting rod leading screw square groove on the follow-rest body, and connecting rod leading screw outer end is connected with connecting rod handwheel 15.
The push rod spring back with the cutter pawl of one of them bottom has leaned regulates bolt 3, and regulate bolt and be connected on the follow-rest body, the handgrip 7 that connects on this connecting pin with the push rod side of cutter pawl, the handgrip axle is connected on the follow-rest body 2.
Regulate screw mandrel 10 outer ends and be connected with handwheel 14,
Push rod spring 4 back with the cutter pawl are threaded with adjusting leading screw 10 by spring abutment 9.
There is mounting screw 1 below of follow-rest body.
The elongated taper rod shaft follow-rest of turning of the present invention by follow-rest body 2, with cutter pawl 8, spring 4, spring abutment 9, regulate screw mandrel 10 and linkage and leverage and form.
Adopt 90 ° layout with the cutter pawl, cutter helps cutting equilibrium of forces over against with the cutter pawl.With the back of cutter pawl push rod 6 spring 4 is being housed, but and be provided with adjusting handle 14 in the follow-rest outside, the rotating band movable wire bar 10 by handwheel 14 rotates, and makes spring abutment 9 (screw mandrel mother) move axially.(having the keyway guiding to guarantee that spring abutment does not rotate) reaches the pressure adjustment to spring.Below be the pressure of controlling this spring by rotation adjusting bolt 3 with the cutter pawl.
In order to make workman's more convenient operation, specialized designs linkage and leverage, reach 3 machineries controls with the cutter pawl.
One, linkage
Form by two connecting rods 11, connecting rod mother lead screw 12, connecting rod leading screw 13 and connecting rod handwheel 15.Just can drivening rod screw mandrel mother 12 move axially the below to the right by rotation connecting rod handwheel 15, connecting rod 11 produces swing, thereby just can drive connecting pin 5, push rod 6 and follow cutter pawl 8 to move axially respectively left and upwards, like this with regard to the mechanical left side and top the opening of cutter pawl of following are controlled of energy, to reach the convenience of workman's operation.(for example, just needs are forced to open up into certain degree with the cutter pawl when packing the blank workpiece into, in order to the work that is installed easily).
Two, leverage
Leverage is machinery to be carried out with the cutter pawl in the below open and carry out control, as long as the cutter pawl of following below upwards can making 7 easily raising one's hand gently opens downwards.
Processing work is as shown in Figure 2:
1, uses lathe
Can use Digit Control Machine Tool and adopt machine tool to process the relative guide rail skew of main spindle box with tailstock.
2, processing technology
Use mounting screw 1 that follow-rest is contained on the slide carriage of lathe.Need first car to grind with the cutter pawl before the processing, make it fully and its applying with the bearing pin of the identical tapering of workpiece.
With a workpiece end centering wherein.
Use linkage and leverage to open, axis blank is passed spindle hole block centering with the cutter pawl.(head of a bed left side need be installed a centre frame and be supported remaining part), withstand with top the other end.The relieving linkage makes with the cutter pawl can be close to surface of the work (also will guarantee simultaneously during vary in diameter) under the effect of spring, use rational cutting tool to cut.Can will be placed on the front or the back of cutter with the cutter pawl according to the workpiece situation in the processing.
Because tapering is longer, the middle support that also will increase centre frame.
In order to reduce the cutting difficulty, also can adopt the method for two sections of branches (or three sections) cutting.
Claims (2)
1. follower rest for turning strip-shaped taper rod shaft, the follow-rest body is arranged, it is characterized in that: be contained on the push rod with the cutter pawl, push rod is contained in following in the cutter pawl slide opening on the follow-rest body, follow the back of the push rod of cutter pawl that push rod spring is housed, two push rod spring back with the cutter pawl of its middle and upper part and sidepiece have leaned the adjusting screw mandrel, there is connecting pin two push rod sides with the cutter pawl of top and sidepiece, connect connecting rod on the connecting pin, on the connecting rod other end slotted hole is arranged, slotted hole is enclosed within on the connection pivot pin of the connecting rod mother lead screw that is contained on the connecting rod leading screw on two connecting rods, the push rod spring back with the cutter pawl of bottom has leaned the adjusting bolt, regulate bolt and be connected on the follow-rest body, the handgrip that connects on this connecting pin with the push rod side of cutter pawl, the handgrip axle is connected on the follow-rest body; Regulate the leading screw outer end and be connected with handwheel, connecting rod leading screw outer end is connected with the connecting rod handwheel, and connecting rod leading screw and connecting rod mother lead screw are contained in the connecting rod leading screw square groove on the follow-rest body; There is mounting screw the below of follow-rest body, and with this screw the follow-rest body is fixed on the lathe slide carriage; Linkage is made up of two connecting rods, connecting rod mother lead screw, connecting rod leading screw and connecting rod handwheel.
2. follower rest for turning strip-shaped taper rod shaft according to claim 1, it is characterized in that: top and sidepiece two with the push rod spring back of cutter pawl by spring abutment with regulate threads of lead screw and be connected, the bottom be to control the pressure of this spring with the cutter pawl by rotating the adjusting bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101535323A CN101733413B (en) | 2008-11-27 | 2008-11-27 | Follower rest for turning strip-shaped taper rod shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101535323A CN101733413B (en) | 2008-11-27 | 2008-11-27 | Follower rest for turning strip-shaped taper rod shaft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101733413A CN101733413A (en) | 2010-06-16 |
| CN101733413B true CN101733413B (en) | 2011-07-27 |
Family
ID=42457732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101535323A Expired - Fee Related CN101733413B (en) | 2008-11-27 | 2008-11-27 | Follower rest for turning strip-shaped taper rod shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101733413B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103447844A (en) * | 2013-09-04 | 2013-12-18 | 山东宏康机械制造有限公司 | Follower rest device for horizontal gantry lathe |
| CN105364556A (en) * | 2015-12-15 | 2016-03-02 | 苏州创丰精密五金有限公司 | Stable processing tool for long shaft product processing |
| CN105478810A (en) * | 2015-12-28 | 2016-04-13 | 陈福良 | Elastic follow rest matched with whirlwind mill in lathe |
| CN106862599A (en) * | 2017-01-16 | 2017-06-20 | 哈尔滨理工大学 | A kind of combination knife bar for slender axles accessory turning |
| CN113427284A (en) * | 2021-07-15 | 2021-09-24 | 山西风源机械制造有限公司 | Special-shaped shaft follow rest |
-
2008
- 2008-11-27 CN CN2008101535323A patent/CN101733413B/en not_active Expired - Fee Related
Non-Patent Citations (2)
| Title |
|---|
| 朱矾 等.自适应变径跟刀架设计及误差分析.《机床与液压》.1996,(第4期),22-23. * |
| 朱黎明.自动变径跟刀架机构的设计及计算.《机械制造》.1992,(第6期),5-6. * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101733413A (en) | 2010-06-16 |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| 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: 20110727 Termination date: 20171127 |