CN205309690U - Knurling machine - Google Patents
Knurling machine Download PDFInfo
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- CN205309690U CN205309690U CN201521115881.8U CN201521115881U CN205309690U CN 205309690 U CN205309690 U CN 205309690U CN 201521115881 U CN201521115881 U CN 201521115881U CN 205309690 U CN205309690 U CN 205309690U
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- swing mechanism
- inner sleeve
- knurling machine
- rolling
- supporting plate
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Abstract
The utility model relates to a knurling machine, including lathe bed, headstock, vertical feed mechanism and tailstock, still be equipped with hydraulic pressure revolving stage feeding device on the lathe bed, it includes layer board, swing mechanism, telescopic machanism and rolling press device, both sides set up swing mechanism respectively on the layer board, the last telescopic machanism that sets up of swing mechanism, rolling press device is installed to telescopic machanism's one end, and the rolling press device of both sides sets up relatively, and the layer board is connected with vertical feed mechanism. When this knurling machine carries out rolling to the work piece, the swing mechanism of both sides is located the both sides of work piece on the layer board, the rolling press device contact workpiece surface of both sides carries out rolling, has the arc surface as workpiece surface, when the face of cylinder and circular conical surface, rolling press device can remove with the help of the position of swing mechanism on the layer board, realize that rolling press device processes with workpiece surface's normal direction all the time, and two relative mified heads make the radial force that the work piece received be zero, it is minimum to the influence when the rolling of the main shaft of lathe and tailstock.
Description
Technical field
This utility model relates to a kind of knurling machine, belongs to rolling and processing technical field.
Background technology
Rolling and processing is a kind of chipless processing, applies certain pressure by the rolling tools of certain forms to surface of the work. Utilizing the plastic deformation of metal at normal temperatures, making the nao-and micro relief of surface of the work planish thus reaching to change the purpose of surface structure, mechanical property, shape and size.
At present, generally adopt knurling machine that workpiece is carried out rolling and processing, workpiece is adopted the mounting means on folder one top by knurling machine, after piece-holder is good, by milled head, workpiece is carried out rolling and processing. Existing knurling machine; such as cylindrical knurling machine, numerical control rolling lathe etc.; mostly it is used to the workpiece that machining shape is comparatively single, structure is relatively simple; the position of milled head mostly immobilizes in the course of processing; when the surface of workpiece has various structures form; such as, when surface of the work has arc surface, the face of cylinder and taper seat simultaneously, it is necessary to shut down the position adjusting milled head, make milled head be in the position of normal direction rolling and processing all the time with surface of the work.
Chinese patent literature CN101462229A discloses a kind of spherical surface integrated coarse and fine processing technique and device, in the clamped one time of workpiece, first pass through lathe tool under the effect of circular motion and rectilinear movement, complete the turnery processing of workpiece sphere, again through ultrasound wave, the sphere of turnery processing is carried out polish. Although this kind of processing mode achieves the mode of the normal machine to spherical face. If but when having arc surface, the face of cylinder and taper seat on workpiece, this kind of processing mode just cannot realize the normal machine to surface of the work simultaneously. Rolling device (rolling depression cutter) in the market is all by being implemented in combination in workpiece to be machined surface rolling with lathe. If there are the face of cylinder, taper seat and arc surface in workpiece to be machined surface simultaneously, generally by the direction adjusting rolling depression cutter, then, walk track by Numerical Control Programming and realize the rolling and processing to surface of the work, but this kind of mode cannot realize rolling depression cutter all the time with surface of the work normal machine.
Utility model content
For the deficiencies in the prior art, this utility model provides a kind of modified model knurling machine, by installing hydraulic swivel feed arrangement on knurling machine, milled head and surface of the work can be made to add and to adjust in real time man-hour, make milled head contact with surface of the work normal direction all the time.
The technical solution of the utility model is as follows:
A kind of knurling machine, including lathe bed and be arranged on the main spindle box on lathe bed, longitudinal feed mechanism and tailstock, it is characterized in that, also including hydraulic swivel feed arrangement, described hydraulic swivel feed arrangement includes supporting plate, swing mechanism, telescoping mechanism and rolling device, and on supporting plate, both sides are respectively provided with swing mechanism, swing mechanism arranges telescoping mechanism, rolling device is installed in one end of telescoping mechanism, and the rolling device of both sides is oppositely arranged, and described supporting plate is connected with longitudinal feed mechanism. Knurling machine of the present utility model, during by Workpiece clamping between main spindle box and tailstock, on supporting plate, the swing mechanism of both sides lays respectively at the both sides of workpiece, the rolling device of both sides carries out rolling and processing relative to surface of the work contact, when surface of the work has arc surface, the face of cylinder and taper seat, rolling device can move by swing mechanism position on supporting plate, it is achieved rolling device all the time with the normal machine of surface of the work.
Preferably, described swing mechanism is arranged on supporting plate by gear drive.
Preferably, described gear drive includes gear and fan ring gear, and gear is arranged on swing mechanism, and fan ring gear is fixedly installed on supporting plate, and gear is meshed with fan ring gear; One end of swing mechanism is connected with supporting plate by rotating axle. This design is advantageous in that, rotates axle and plays the effect of central pivot point, swing mechanism by gear fan ring gear swings time, it is possible to swing for fulcrum rotating axle, it is ensured that swing mechanism stability in swing process.
Preferably, described swing mechanism includes pedestal and power source, and power source is arranged on pedestal, and gear is positioned at the bottom of pedestal and is connected with power source.
Preferably, described power source is included motor or hydraulic motor, motor or hydraulic motor and is connected with gear drive by reductor.
Preferably, the bottom of pedestal being provided with bearing, supporting plate is provided with ring-shaped guide rail, bearing is placed on ring-shaped guide rail. This design is advantageous in that, bearing is placed on ring-shaped guide rail, plays the effect supporting pedestal on the one hand, on the other hand when bearing runs on ring-shaped guide rail, swing mechanism can be made to run more steady.
Preferably, described telescoping mechanism includes hydraulic cylinder, inner sleeve and outer sleeve, inner sleeve and hydraulic cylinder are arranged in outer sleeve and hydraulic cylinder is fixed with outer sleeve and is connected, the piston rod of hydraulic cylinder and the tail end of inner sleeve are fixing to be connected, and the front end of inner sleeve is stretched out outer sleeve and fixing with rolling device and is connected.
Preferably, described telescoping mechanism includes piston, bonnet, internal gland, inner sleeve and outer sleeve, inner sleeve is embedded in outer sleeve, the tail end of inner sleeve offers a cavity, the front end of piston is positioned at cavity and cavity is divided into the first chamber and the second chamber, the tail end of piston is fixed by bonnet and outer sleeve and is connected, and piston is provided with two oil-ins, two oil-ins respectively with the first chamber and the second chamber.
Preferably, the front end of described inner sleeve offers the endoporus installing rolling device, and the barrel of inner sleeve is provided with keyway, and outer sleeve coordinates installation by stop pin or key with the keyway on inner sleeve. This design is advantageous in that, between inner sleeve and outer sleeve by stop pin or key, keyway coordinate radial rotating and the Stroke Control in order to limit inner sleeve.
Preferably, described rolling device is milled head.
Preferably, described milled head includes turning rolls, roller, roller shaft and bearing, and described roller is arranged on turning rolls by roller shaft, is connected by bearing between roller with roller shaft.
Preferably, described milled head also includes locking nut, and one end of roller shaft is fixed by locking nut, is connected by two taper roll bearings in parallel, is provided with adjusting pad between two taper roll bearings between roller with roller shaft.This design is advantageous in that, bearing can carry out pretension by locking nut, and the size of pretension amount is adjusted by the thickness match grinding of adjusting pad.
Preferably, described turning rolls is provided with flat key. The advantage of this design is in that, when milled head is installed on the endoporus of inner sleeve front end, flat key can be used for preventing the rotation of milled head, plays guide effect.
The beneficial effects of the utility model are in that:
1, this utility model knurling machine changes traditional rolling device, rolling turntable feed arrangement after Innovation of Connection on longitudinal feed mechanism, achieving the normal direction rolling and processing that workpiece has periphery, taper seat and arc surface simultaneously, solving conventional roll mode cannot problem to surface of the work normal machine all the time.
2, the rolling turntable feed arrangement in this utility model knurling machine arranges milled head in lateral symmetry, when workpiece is carried out rolling and processing, two relative milled heads act simultaneously on the both sides of workpiece, making the radial force suffered by workpiece is zero, radial force suffered by workpiece is zero, and main shaft and the tailstock impact when rolling and processing on lathe are minimum.
3, the rolling turntable feed arrangement in this utility model knurling machine applies identical rolling power in the both sides of workpiece, makes after the rolled strengthening of surface of the work strengthening effect everywhere consistent, and two milled heads carry out rolling and processing simultaneously, in hgher efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model knurling machine;
Fig. 2 is the axonometric chart of hydraulic swivel feed arrangement in this utility model;
Fig. 3 is the left view of hydraulic swivel feed arrangement in this utility model;
Fig. 4 is the top view of hydraulic swivel feed arrangement in this utility model;
Fig. 5 is the sectional view in A-A direction in Fig. 4;
Fig. 6 is the structural representation of telescoping mechanism in this utility model;
Fig. 7 is the axonometric chart of milled head in this utility model;
Fig. 8 is the front view of milled head in this utility model;
Fig. 9 is the sectional view in B-B direction in Fig. 8.
Wherein: 1, supporting plate; 2, axle is supported; 3, bearing; 4, fan ring gear; 5, gear; 6, power source; 7, pedestal; 8, axle is rotated; 9, bearing; 10, outer separator; 11, inner spacing collar; 12, gland; 13, locking nut; 14, piston; 15, bonnet; 16, internal gland; 17, inner sleeve; 18, stop pin; 19, outer sleeve; 20, milled head; 21, telescoping mechanism; 22, swing mechanism; 23, bearing; 24, adjusting pad; 25, locking nut; 26, roller shaft; 27, flat key; 28, turning rolls; 29, roller; 30, main spindle box; 31, longitudinal feed mechanism; 32, workpiece; 33, tailstock; 34, lathe bed; 35, hydraulic swivel feed arrangement; 36, ring-shaped guide rail; 37, keyway.
Detailed description of the invention
By the examples below and in conjunction with accompanying drawing this utility model is described further, but is not limited to this.
Embodiment 1:
As shown in Figures 1 to 6, a kind of knurling machine, including lathe bed and be arranged on the main spindle box 30 on lathe bed, longitudinal feed mechanism 31 and tailstock 33, main spindle box 30 and tailstock 33 and be separately positioned on the two ends of lathe bed, between main spindle box 30 and tailstock 33, adopt the mode on folder one top that workpiece 32 is clamped; Lathe bed is additionally provided with hydraulic swivel feed arrangement 35, this hydraulic swivel feed arrangement 35 includes supporting plate 1, swing mechanism 22, telescoping mechanism 21 and rolling device, on supporting plate 1, both sides are respectively provided with swing mechanism 22, swing mechanism 22 arranges telescoping mechanism 21, rolling device is installed in one end of telescoping mechanism 21, the rolling device of both sides is oppositely arranged, and wherein supporting plate 1 is connected with longitudinal feed mechanism 31.
Wherein, swing mechanism 22 includes pedestal 7 and power source 6, and the present embodiment medium power source 6 selects motor, motor to be arranged on pedestal 7 and connect reductor, and the output shaft of reductor and gear 5 are in transmission connection, and gear 5 is positioned at the bottom of pedestal 7.
On supporting plate 1, both sides are symmetrically installed fan ring gear 4 by bolt, and gear 5 is meshed with fan ring gear 4; One end of pedestal 7 is connected with supporting plate 1 by rotating axle 8, rotate axle 8 and play the effect of central pivot point, when swing mechanism 22 is swung on fan ring gear 4 by gear 5, can swing for fulcrum rotating axle 8, ensure swing mechanism stability in swing process, ensure that gear engages all the time with fan ring gear simultaneously. Rotating and be arranged with bearing 9 on axle 8, be installed in the hole that pedestal 7 one end is offered by sheathed inner spacing collar 11, outer separator 10 simultaneously outside bearing, the top rotating axle 8 is connected with pedestal 7 by locking nut 13, gland 12.
Telescoping mechanism 21 includes hydraulic cylinder, inner sleeve and outer sleeve, the piston rod of hydraulic cylinder is fixing with the tail end of inner sleeve to be connected, inner sleeve and hydraulic cylinder is embedded is arranged in outer sleeve and hydraulic cylinder is fixing with outer sleeve is connected, the front end of inner sleeve is stretched out outer sleeve and fixing with rolling device and is connected. The bottom of outer sleeve is arranged on the upper surface of pedestal by bolt, rolling device in the present embodiment adopts milled head, this milled head be Ningbo Jing Hengkai Xiang Machinery Co., Ltd. produce model be JH-DR singly roll R type milled head, the front end of inner sleeve offers endoporus, is installed to by milled head on this endoporus.
During use, workpiece 32 is placed between two milled heads, the two ends of workpiece 32 are fixed by main spindle box 30 and tailstock 33, symmetrical surface two side contacts with workpiece 32 of milled head, start power source 6, the milled head rolling and processing to surface of the work can be realized, longitudinal feed mechanism realizes supporting plate feed motion on main shaft, at workpiece, there is arc surface simultaneously, when the face of cylinder and taper seat, milled head is when contacting with surface of the work, accommodation can be made along with the shape of surface of the work, namely by gear 5 in the rotation fanned on ring gear 4, regulate the contact position of milled head and surface of the work in real time, ensure that milled head all the time with the normal direction rolling and processing on each surface of workpiece.
Embodiment 2:
A kind of knurling machine, structure is as described in Example 1, it is different in that: hydraulic motor is selected in the present embodiment medium power source 6, the three supplementary bearing 3 (pedestals for large-size are installed in the bottom of pedestal 7, multiple bearing also can be set bottom it), three supplementary bearings 3 are arranged on the outer side edges position bottom pedestal 7 each via supporting axle 2, and front and back three supplementary bearing 3 is placed on ring-shaped guide rail 36, and ring-shaped guide rail 36 is arranged on supporting plate 1. Concrete structure is referring to shown in Fig. 3, Fig. 4.
In the present embodiment, it is sequentially placed on ring-shaped guide rail before and after three supplementary bearings, plays the effect supporting pedestal on the one hand, on the other hand when bearing runs on ring-shaped guide rail, swing mechanism can be made to run more steady.
Embodiment 3:
A kind of knurling machine, structure is as described in Example 1, it is different in that: as shown in Figure 6, telescoping mechanism 21 is follow-on structural design, including piston 14, bonnet 15, internal gland 16, inner sleeve 17 and outer sleeve 19, inner sleeve 17 is embedded in outer sleeve 19, the tail end of inner sleeve 17 offers a cavity, the front end of piston 14 is positioned at cavity and cavity is divided into the first chamber and the second chamber, the tail end of piston 14 is connected with outer sleeve 19 bolt by bonnet 15, piston 14 is provided with two oil-ins, two oil-ins respectively with the first chamber and the second chamber.
Embodiment 4:
As shown in Figure 6, a kind of knurling machine, structure is as described in Example 1, it is different in that: the barrel of inner sleeve 17 is provided with the keyway 37 of a strip, outer sleeve 19 coordinates installation by stop pin 18 with the keyway 37 on inner sleeve 17, namely the bottom of stop pin 18 is placed in keyway 37, and the top of stop pin 18 is connected with outer sleeve 19 bolt. Between inner sleeve 17 and outer sleeve 19 by stop pin 18, keyway 37 coordinate radial rotating and Stroke Control in order to limit inner sleeve 17.
Embodiment 5:
A kind of knurling machine, as described in Example 4, it is different in that structure: outer sleeve 19 coordinates installation by T-shaped key with the keyway 37 on inner sleeve 17.
Embodiment 6:
As shown in Figure 7 to 9, a kind of knurling machine, structure is as described in Example 1, it is different in that: the milled head of the Curve guide impeller adopted in the present embodiment, this milled head 20 includes turning rolls 28, roller 29, roller shaft 26 and bearing 23, roller 29 is arranged on turning rolls 28 by roller shaft 26, is connected by bearing 23 between roller 29 with roller shaft 26.
One end of roller shaft 26 is fixed on turning rolls 28 by locking nut 25, is connected by two taper roll bearings in parallel, equipped with adjusting pad 24 between two taper roll bearings, is provided with flat key 27 on turning rolls 28 between roller 29 with roller shaft 26.
The technical scheme of the present embodiment, bearing 23 can carry out pretension by locking nut 25, and the size of pretension amount is adjusted by the thickness match grinding of adjusting pad 24. When milled head is installed on the endoporus of inner sleeve 17 front end, flat key 27 can be used for preventing the rotation of milled head, plays guide effect.
The use procedure of the knurling machine described in the present embodiment 6 is as follows:
During use, workpiece is placed between two milled heads, the sequence of movement of swing mechanism is set according to the size and dimension at the processed position of workpiece, and this sequence of movement is combined with machine tool program; Then start lathe follow procedure and surface of the work is carried out rolling and processing. In the course of processing, supporting plate is provided feed motion by the main shaft of lathe, workpiece is processed by hydraulic swivel feed arrangement under the movement of turntable, and coordinates swing mechanism to make milled head adapt to the shape of surface of the work, so that the normal direction rolling and processing with surface of the work accomplished all the time by milled head.
Claims (10)
1. a knurling machine, including lathe bed and be arranged on the main spindle box on lathe bed, longitudinal feed mechanism and tailstock, it is characterized in that, also including hydraulic swivel feed arrangement, described hydraulic swivel feed arrangement includes supporting plate, swing mechanism, telescoping mechanism and rolling device, and on supporting plate, both sides are respectively provided with swing mechanism, swing mechanism arranges telescoping mechanism, rolling device is installed in one end of telescoping mechanism, and the rolling device of both sides is oppositely arranged, and described supporting plate is connected with longitudinal feed mechanism.
2. knurling machine as claimed in claim 1, it is characterised in that described swing mechanism is arranged on supporting plate by gear drive.
3. knurling machine as claimed in claim 2, it is characterised in that described gear drive includes gear and fan ring gear, and gear is arranged on swing mechanism, and fan ring gear is fixedly installed on supporting plate, and gear is meshed with fan ring gear; One end of swing mechanism is connected with supporting plate by rotating axle.
4. knurling machine as claimed in claim 3, it is characterised in that described swing mechanism includes pedestal and power source, and power source is arranged on pedestal, and gear is positioned at the bottom of pedestal and is connected with power source.
5. knurling machine as claimed in claim 4, it is characterised in that described power source is included motor or hydraulic motor, motor or hydraulic motor and is connected with gear drive by reductor.
6. knurling machine as claimed in claim 4, it is characterised in that the bottom of pedestal being provided with bearing, supporting plate is provided with ring-shaped guide rail, bearing is placed on ring-shaped guide rail.
7. knurling machine as claimed in claim 1, it is characterized in that, described telescoping mechanism includes hydraulic cylinder, inner sleeve and outer sleeve, inner sleeve and hydraulic cylinder are arranged in outer sleeve and hydraulic cylinder is fixed with outer sleeve and is connected, the piston rod of hydraulic cylinder and the tail end of inner sleeve are fixing to be connected, and the front end of inner sleeve is stretched out outer sleeve and fixing with rolling device and is connected.
8. knurling machine as claimed in claim 1, it is characterized in that, described telescoping mechanism includes piston, bonnet, internal gland, inner sleeve and outer sleeve, inner sleeve is embedded in outer sleeve, the tail end of inner sleeve offers a cavity, and the front end of piston is positioned at cavity and cavity is divided into the first chamber and the second chamber, and the tail end of piston is connected by bonnet and outer sleeve are fixing, piston is provided with two oil-ins, two oil-ins respectively with the first chamber and the second chamber.
9. knurling machine as claimed in claim 7 or 8, it is characterised in that the front end of described inner sleeve offers the endoporus installing rolling device, and the barrel of inner sleeve is provided with keyway, and outer sleeve coordinates installation by stop pin or key with the keyway on inner sleeve.
10. knurling machine as claimed in claim 1, it is characterised in that described rolling device is milled head;
Described milled head includes turning rolls, roller, roller shaft and bearing, and described roller is arranged on turning rolls by roller shaft, is connected by bearing between roller with roller shaft;
Described milled head also includes locking nut, and one end of roller shaft is fixed by locking nut, is connected by two taper roll bearings in parallel, is provided with adjusting pad between two taper roll bearings between roller with roller shaft;
Described turning rolls is provided with flat key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521115881.8U CN205309690U (en) | 2015-12-29 | 2015-12-29 | Knurling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521115881.8U CN205309690U (en) | 2015-12-29 | 2015-12-29 | Knurling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205309690U true CN205309690U (en) | 2016-06-15 |
Family
ID=56199693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521115881.8U Expired - Fee Related CN205309690U (en) | 2015-12-29 | 2015-12-29 | Knurling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205309690U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105397406A (en) * | 2015-12-29 | 2016-03-16 | 山东华云机电科技有限公司 | Rolling machine tool and application thereof |
| CN108637589A (en) * | 2018-05-23 | 2018-10-12 | 北京理工大学 | A kind of numerical control rolling lathe for the rolling of torsion shaft tooth root |
| CN113275833A (en) * | 2021-06-01 | 2021-08-20 | 莱芜环球汽车零部件有限公司 | Crankshaft fillet rolling machine |
-
2015
- 2015-12-29 CN CN201521115881.8U patent/CN205309690U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105397406A (en) * | 2015-12-29 | 2016-03-16 | 山东华云机电科技有限公司 | Rolling machine tool and application thereof |
| CN108637589A (en) * | 2018-05-23 | 2018-10-12 | 北京理工大学 | A kind of numerical control rolling lathe for the rolling of torsion shaft tooth root |
| CN108637589B (en) * | 2018-05-23 | 2020-04-24 | 北京理工大学 | Numerical control rolling machine tool for torsion shaft tooth root rolling |
| CN113275833A (en) * | 2021-06-01 | 2021-08-20 | 莱芜环球汽车零部件有限公司 | Crankshaft fillet rolling machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20160615 Termination date: 20181229 |