CN204148666U - The device of processing multi start thread - Google Patents
The device of processing multi start thread Download PDFInfo
- Publication number
- CN204148666U CN204148666U CN201420589198.7U CN201420589198U CN204148666U CN 204148666 U CN204148666 U CN 204148666U CN 201420589198 U CN201420589198 U CN 201420589198U CN 204148666 U CN204148666 U CN 204148666U
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- tooth bar
- gear
- main shaft
- vertical gear
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Abstract
The utility model discloses a kind of device processing multi start thread, comprise whirligig, feed arrangement and be arranged with the main shaft of tubular workpiece, described main shaft is arranged with horizontal bearing; Described whirligig comprises active friction plate, sleeve, transverse gear, horizontal tooth bar, the first vertical gear, the second vertical gear, rotating shaft and vertical tooth bar, and horizontal tooth bar is " L " type, and the both ends of the surface of " L " are equipped with tooth; Described feed arrangement is provided with knife rest, and described vertical tooth bar is connected with feed arrangement.The utility model overcomes that the apparatus structure of existing processing multi start thread is complicated, the technological deficiency of complicated operation and waste resource, provides the device of processing multi start thread that a kind of structure is simple, simple to operate and economize on resources.
Description
Technical field
The utility model belongs to field of machining, is specifically related to a kind of device processing multi start thread.
Background technology
Multi start thread refers to along the screw thread that two or more helix is formed on cylinder, and this multi start thread is axially in being equally spaced.Because the lead angle of multi start thread is comparatively large, the frictional force that screw or nut screw formation is less, and therefore multi start thread is generally used for transmitting dynamic force and motion, such as, for raising the jack of maintenance of equipment, carrying out the bench vice etc. of pincers worker processing for clamping work pieces.
During machining screw, need to cutter centripetal force, cutter is moved forward, need to workpiece revolving force simultaneously, workpiece is rotated, thus process threaded line.At present, the device of processing multi start thread all comprises the feed arrangement of cutter and the whirligig of workpiece usually, thus cutter is moved forward, workpiece is rotated, existing feed arrangement and whirligig belong to two dynamical systems usually, and install two power set and can make complex structure; And whirligig in the device of existing processing multi start thread can not counter-rotating, usually be all after processing a screw thread, follow rest, cutter is made to be back to working origin, then knife rest rotated a pitch, make cutter point to next working origin, carry out the processing of Article 2 screw thread again, by that analogy, process other threaded line, owing to not processing workpiece when cutter returns, being in Light Condition, waste energy, and often a processing threaded line all needs cutter to return and rotating turret, complicated operation.
Utility model content
The technical problems to be solved in the utility model is the technological deficiency of, complicated operation complicated for the apparatus structure of existing processing multi start thread and waste resource, provides the device of processing multi start thread that a kind of structure is simple, simple to operate and economize on resources.
In order to solve the problems of the technologies described above, the utility model provides following technical scheme: the device of processing multi start thread, comprises whirligig, feed arrangement and is arranged with the main shaft of tubular workpiece, described main shaft is arranged with horizontal bearing, described whirligig comprises active friction plate, with the sleeve of driven friction disk, transverse gear, horizontal tooth bar, first vertical gear, second vertical gear, rotating shaft and vertical tooth bar, described horizontal tooth bar is " L " type, the both ends of the surface of " L " are equipped with tooth, described first vertical gear and the second vertical gear are all sheathed on rotating shaft, and rotating shaft is also provided with vertical bearing, described active friction plate key is connected on main shaft, sleeve is placed on main shaft, transverse gear is sheathed on sleeve, transverse gear engages with one end of the horizontal tooth bar of " L " shape, first vertical gear engages with the other end of the horizontal tooth bar of " L " shape, second vertical gear engages with vertical tooth bar, described feed arrangement is provided with knife rest, and described vertical tooth bar is connected with feed arrangement.
Friction plate to be a kind ofly applied on dynamic power machine, to rely on rubbing action to perform the parts of braking and transmission agency, and mainly comprise brake facing and clutch disc, brake block is used for braking, and clutch disc is used for transmission.The active friction plate of technical solutions of the utility model can move on main shaft by external force and driven friction disk on sleeve is combined, thus main shaft can rotate together with sleeve; When the driven friction disk of active friction plate not on sleeve in conjunction with time, the rotation of sleeve and the rotation of main shaft are independent of each other.
Adopt the device of the processing multi start thread of technical solutions of the utility model, main shaft is equivalent to work piece holder, is sheathed on by tubular workpiece on main shaft, processes workpiece to facilitate, and main shaft is also for support rotation device; Horizontal bearing is used for supports main shaft, thus tubular workpiece on spring bearing and whirligig; Whirligig rotates for making main shaft thus the tubular workpiece on main shaft is rotated, so that cutter processes screw thread on tubular workpiece; Vertical tooth bar and the second vertical gears meshing, thus the movement of vertical tooth bar can drive the rotation of the second vertical gear; First vertical gear and the second vertical gear all on the rotary shaft sheathed, thus the rotation of the second vertical gear can be rotated by driven rotary axle, and then drives the rotation of the first vertical gear; Horizontal tooth bar is L-shaped, the two ends of " L " are equipped with tooth bar, the one end of " L " is engaged with transverse gear with the first vertical gears meshing, the other end, thus the rotation of the first vertical gear can drive the movement of horizontal tooth bar, and the movement of horizontal tooth bar can drive the rotation of transverse gear; Transverse gear is set on sleeve, thus the rotation of transverse gear can with the rotation of moving sleeve; Sleeve empty set on main shaft, when its with active friction plate in conjunction with time, active friction plate and main shaft can be driven to rotate, and then drive tubular workpiece to rotate, when it separates with active friction plate, the rotation of sleeve and the rotation of main shaft can not influence each other; Active friction plate and main shaft removably connect, and when it is dismantled, can slide on main shaft, when it connects, with main shaft relative to maintaining static and can rotating with main shaft; The cutter of processing knife rest is equipped with, knife rest and vertical tooth bar are all connected on feed arrangement and knife rest and vertical tooth bar can together move forward, when knife rest moves forward, cutter on knife rest also moves forward, and vertical tooth bar moves forward, due to whirligig, the movement of vertical tooth bar can drive the rotation of tubular workpiece, therefore, cutter can process screw thread at surface of the work.
Philosophy and technique effect of the present utility model is: feed arrangement moves forward, knife rest on feed arrangement and vertical tooth bar just together move forward, thus the cutter on knife rest processes the striped of straight line at surface of the work, but because vertical tooth bar moves forward, engage with vertical tooth bar second vertical gear just rotates, thus the first vertical gear coaxial with the second vertical gear rotates, thus move with the transverse gear occurred level of the first vertical gears meshing, thus the transverse gear engaged with horizontal tooth bar rotates, thus the sleeve fixedly sleeved with transverse gear rotates, if active friction plate is combined with sleeve, then active friction plate, main shaft, namely workpiece on main shaft rotates, because workpiece rotates, therefore the striped that the cutter advanced processes on workpiece is helical form, be screw thread, feed arrangement moves backward, then knife rest and vertical tooth bar together move backward, due to the reverse movement of vertical tooth bar, then the first vertical gear, the second vertical gear rotate backward, the oppositely movement of horizontal tooth bar, transverse gear rotates backward, and therefore sleeve, active friction plate, main shaft, workpiece rotate backward, so cutter processes at surface of the work the screw thread that preceding thread rotation direction is consistent with it, when active friction plate separates with sleeve, because active friction plate and main shaft are empty sets, therefore the rotation of main shaft can not affect sleeve, namely can not affect vertical tooth bar, feed arrangement.The utility model only needs a feed arrangement can meet the movement of cutter and the rotation of workpiece, and avoid and not only need feed arrangement but also need whirligig, structure is simple; Only need mobile feed arrangement can process workpiece during the utility model operation, avoid to move feed arrangement simultaneously and rotate whirligig and could meet screw thread process to workpiece, simple to operate; Can process workpiece when the utility model cutter moves forward, return Shi Yike backward to process workpiece, avoid unloaded when cutter returns and waste resource, and the rotary motion of the feed motion of cutter and workpiece is synchronously carried out, avoid the idle running of workpiece before formal processing, economize on resources.
Further, described horizontal bearing is located between tubular workpiece and sleeve, and vertical bearing is located between the first vertical gear and the second vertical gear.Horizontal bearing is located between tubular workpiece and sleeve, makes lateral shaft honour the support of main shaft, tubular workpiece and sleeve more stable; Vertical bearing is located between the first vertical gear and the second vertical gear, make vertical axis honour rotating shaft, the first vertical gear, the second vertical gear support more stable.
Further, described horizontal bearing is thrust bearing, and vertical bearing is ball bearing.Workpiece is subject to axial force adding man-hour, thus main shaft is subject to axial force, and thrust bearing can bear axial force; First vertical gear is subject to radial load when engaging with the second vertical gear word, thus rotating shaft is subject to radial load, and ball bearing can bear radial load.
Further, described main shaft is also provided with handle.Main shaft is provided with handle, facilitates rotating spindle, thus turning of work piece.
Further, described main shaft is provided with the shaft shoulder, and tubular workpiece and the shaft shoulder offset, and is also provided with the first nut of locking workpiece outside workpiece.Workpiece can be locked by the shaft shoulder and the first nut, avoids workpiece to be moved when processing stressed.
Further, the two ends of the described first vertical gear and the second vertical gear are equipped with the second nut for locking the first vertical gear and the second vertical gear.With the vertical gear of the second nut check first and the second vertical gear, avoid the first vertical gear and the second vertical gear is moved when stressed.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, technical solutions of the utility model are further illustrated:
Fig. 1 is schematic diagram of the present utility model;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the schematic diagram of horizontal tooth bar;
Fig. 4 is the side view of Fig. 3;
Fig. 5 is the top view of Fig. 4.
Wherein: 1-feed arrangement; The vertical tooth bar of 2-; The vertical gear of 3-second; 4-second nut; 5-rotating shaft; 6-ball bearing; The vertical gear of 7-first; The horizontal tooth bar of 8-; 9-transverse gear; 10-sleeve; 11-active friction plate; 12-handle; 13-main shaft; 14-thrust bearing; The 15-shaft shoulder; 16-tubular workpiece; 17-cutter; 18-knife rest; 19-lateral shaft bearing; 20-vertical axis bearing; The vertical tooth of 21-; 22-transverse teeth; 23-first nut.
Detailed description of the invention
As shown in Figure 1 and Figure 2, the device of the utility model processing multi start thread, comprise the main shaft 13 being arranged with tubular workpiece 16, main shaft 13 there is the shaft shoulder 15, tubular workpiece 16 to be sheathed on main shaft 13 and to offset with the shaft shoulder 15, and is locked by tubular workpiece 16 with the first nut 23 in the side away from the shaft shoulder 15, also include whirligig, whirligig comprises active friction plate 11, sleeve 10, transverse gear 9, horizontal tooth bar 8, first vertical gear 7, second vertical gear 3, rotating shaft 5 and vertical tooth bar 2, horizontal tooth bar 8 is " L " type, the both ends of the surface of " L " have transverse teeth 22 and vertical tooth 21 respectively, first vertical gear 7 and the second vertical gear 3 are all sheathed on rotating shaft 5, and the two ends of the first vertical gear 7 and the second vertical gear 3 are all locked with the second nut 4, middle rotating shaft 5 being positioned at the first vertical gear 7 and the second vertical gear 3 also has ball bearing 6, vertical axis bearing 20 is also arranged with outside ball bearing 6, wearing piece 11 is sheathed on main shaft 13, sleeve 10 is placed on main shaft 13, transverse gear 9 is sheathed on sleeve 10, and transverse gear 9 engages with the transverse teeth 22 of the horizontal tooth bar of " L " shape, the first vertical gear 7 engages with the vertical tooth 21 of the horizontal tooth bar of " L " shape, the second vertical gear 3 engages with vertical tooth 21, also include knife rest 18 and feed arrangement 1, described knife rest 18 and vertical tooth bar 2 are all connected on feed arrangement 1 and knife rest 18 and vertical tooth bar 2 can together move forward, there is thrust bearing 14 middle main shaft 13 being positioned at tubular workpiece 16 and sleeve 10, is also arranged with lateral shaft bearing 19 outside thrust bearing 14, and main shaft 13 is also arranged with handle 12 away from one end of feed arrangement 1.
In specific implementation process, carry out according to following steps: stir active friction plate 11, active friction plate 11 and sleeve 10 are combined, opens feed arrangement 1, feed arrangement 1 carry its tools 17 and vertical tooth bar 2 are moved forward, processes Article 1 screw thread; After processing Article 1 screw thread, close feed arrangement 1, make cutter 17 and vertical tooth bar 2 keep motionless, active friction plate 11 is peeled off sleeve 10, turning handle 12, tubular workpiece 16 is made to rotate a pitch, again active friction plate 11 is combined with sleeve 10, takes off cutter 17, revolved turnback and be arranged on knife rest 18 again, open feed arrangement 1, processing Article 2 screw thread; After processing Article 2 screw thread, according to the step processing Article 3 screw thread of processing Article 1 screw thread, by that analogy, process all screw threads.
For a person skilled in the art; under the prerequisite not departing from the utility model structure; can also make some distortion and improvement, these also should be considered as protection domain of the present utility model, and these all can not affect effect and the practical applicability of the utility model enforcement.
Claims (6)
1. process the device of multi start thread, it is characterized in that: comprise whirligig, feed arrangement and be arranged with the main shaft of tubular workpiece, described main shaft is arranged with horizontal bearing, described whirligig comprises active friction plate, with the sleeve of driven friction disk, transverse gear, horizontal tooth bar, first vertical gear, second vertical gear, rotating shaft and vertical tooth bar, described horizontal tooth bar is " L " type, the both ends of the surface of " L " are equipped with tooth, described first vertical gear and the second vertical gear are all sheathed on rotating shaft, and rotating shaft is also provided with vertical bearing, described active wearing piece key is connected on main shaft, sleeve is placed on main shaft, transverse gear is sheathed on sleeve, transverse gear engages with one end of the horizontal tooth bar of " L " shape, first vertical gear engages with the other end of the horizontal tooth bar of " L " shape, second vertical gear engages with vertical tooth bar, described feed arrangement is provided with knife rest, and described vertical tooth bar is connected with feed arrangement.
2. the device of processing multi start thread as claimed in claim 1, it is characterized in that: described horizontal bearing is located between tubular workpiece and sleeve, vertical bearing is located between the first vertical gear and the second vertical gear.
3. the device of processing multi start thread as claimed in claim 2, it is characterized in that: described horizontal bearing is thrust bearing, vertical bearing is ball bearing.
4. the device of processing multi start thread as claimed in claim 3, is characterized in that: described main shaft is also provided with handle.
5. the device of processing multi start thread as claimed in claim 4, it is characterized in that: described main shaft is provided with the shaft shoulder, tubular workpiece and the shaft shoulder offset, and are also provided with the first nut of locking workpiece outside workpiece.
6. the device of processing multi start thread as claimed in claim 5, is characterized in that: the two ends of the described first vertical gear and the second vertical gear are equipped with the second nut for locking the first vertical gear and the second vertical gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420589198.7U CN204148666U (en) | 2014-10-13 | 2014-10-13 | The device of processing multi start thread |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420589198.7U CN204148666U (en) | 2014-10-13 | 2014-10-13 | The device of processing multi start thread |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204148666U true CN204148666U (en) | 2015-02-11 |
Family
ID=52506819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420589198.7U Expired - Fee Related CN204148666U (en) | 2014-10-13 | 2014-10-13 | The device of processing multi start thread |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204148666U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104308290A (en) * | 2014-10-13 | 2015-01-28 | 重庆金仑工业股份有限公司 | Device for machining multi-start threads |
| CN108577971A (en) * | 2018-04-16 | 2018-09-28 | 封志明 | A kind of adjustable type accepting rack for medical instrument |
-
2014
- 2014-10-13 CN CN201420589198.7U patent/CN204148666U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104308290A (en) * | 2014-10-13 | 2015-01-28 | 重庆金仑工业股份有限公司 | Device for machining multi-start threads |
| CN104308290B (en) * | 2014-10-13 | 2019-01-04 | 重庆金仑工业股份有限公司 | Process the device of multi start thread |
| CN108577971A (en) * | 2018-04-16 | 2018-09-28 | 封志明 | A kind of adjustable type accepting rack for medical instrument |
| CN108577971B (en) * | 2018-04-16 | 2020-10-27 | 山西白求恩医院 | Adjustable storage rack for medical instruments |
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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 |
Granted publication date: 20150211 Termination date: 20151013 |
|
| EXPY | Termination of patent right or utility model |