CN202239411U - Cylindrical die roll component for lead screw machine - Google Patents
Cylindrical die roll component for lead screw machine Download PDFInfo
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- CN202239411U CN202239411U CN2011203833574U CN201120383357U CN202239411U CN 202239411 U CN202239411 U CN 202239411U CN 2011203833574 U CN2011203833574 U CN 2011203833574U CN 201120383357 U CN201120383357 U CN 201120383357U CN 202239411 U CN202239411 U CN 202239411U
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- cylindrical die
- die roll
- wheel shaft
- thread
- rolled
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Abstract
The utility model discloses a cylindrical die roll component for a lead screw machine. The cylindrical die roll component comprises a cylindrical die roll and a cylindrical die roll shaft, wherein threads are formed on an inner hole of the cylindrical die roll; external threads are formed on the surface of the cylindrical die roll shaft; the threads of the cylindrical die roll are adaptive to the external threads formed on the surface of the cylindrical die roll shaft; and the cylindrical die roll shaft is connected with a connecting plate of the lead screw machine. The cylindrical die roll component has the beneficial effects that: due to the adoption of the cylindrical die roll and the cylindrical die roll shaft combined by threads, a key is not needed, therefore, the phenomenon that the cylindrical die roll cracks from a key groove is radically avoided, the replacement of the cylindrical die roll is more convenient, the matching between the cylindrical die roll and the cylindrical die roll shaft is proper, the concentricity is high, and the processing on workpieces is accurate; a rolled screw penetrating through the wall has uniform thickness; the swing amplitude of the workpieces is reduced; the process for rolling the lead screw saves labor, materials, cylindrical die rolls and the like; the production volume can be improved by 35 % when being compared with that of the cylindrical die rolls made of same materials; and through the thermal treatment processing on the cylindrical die roll shaft, materials are saved, and various unreasonable conditions of the original cylindrical die roll shaft such as easy key rolling, looseness of a large nut, inconvenience in assembly and disassembly and the like are changed.
Description
Technical field
The utility model relates to a kind of leading screw machine, particularly relates to the cylindrical die roll parts that use on a kind of leading screw machine, belongs to leading screw mechanical fitting technical field.
Background technology
Multi-functional leading screw machine is otherwise known as and builds leading screw machinery, omnipotent screw-rolling machine and screw bolt machine through walls, is produce building leading screw, through-wall bolt and screw through walls indispensable mechanical.
General leading screw machine comprises, head, power transmission shaft; Gear-box, reductor, motor and pony sill; At first, observe the size of processed diameter of work, again according to the front and back position of the size adjustment head of diameter of work; Then, regulate the spiral angle of leading screw according to the size of the pitch of screw thread and leading screw diameter.Come adjustable screw plate center line and the required angle of location slide plate center line according to the size and the screw thread intercept of rolling leading screw diameter again.The size of diameter of work no matter, workpiece all can not break away from the cylindrical die roll center.If workpiece has broken away from the cylindrical die roll center, can be according to the size of diameter of work, the little pedestal of suitable adjusting.After installing cylindrical die roll, spacious amount is arranged, then need tighten the screw on the bearing block like cylindrical die roll.Leading screw is pressed in two centers of rolling, then, lets the loom preliminary operation make a movement, observe helicla flute above the leading screw whether on a helix,, just should observe and behind which direction adjustment location slide plate, to adjust again as not on a helix.Must often check the parts of key position such as line electricity magnet valve, with the work of the normal safety of assurance equipment.If equipment does not use for a long time yet and will maintain accordingly it.
Fig. 1 is the rolled thread wheel shaft sketch map of the cylindrical die roll parts that the leading screw machine is used in the prior art; Fig. 2 is the cylindrical die roll generalized section of the cylindrical die roll parts that the leading screw machine is used in the prior art; Like Fig. 1, shown in Figure 2, leading screw machine of the prior art uses the cooperation of cylindrical die roll 1 and rolled thread wheel shaft 2 fastening with big nut as Φ 75 places as diameter; In addition, the rolled thread wheel shaft is tighter with the cooperation of leading screw machine binding dish, and dismounting is inconvenience very.The cylindrical die roll rolling screw-threads is processed in the machinery manufacturing industry and is widely used, adopts the traverse feed rolling process more.Because the processing problem of rough, when cylindrical die roll was combined with the gap with the rolled thread wheel shaft, the big nut of fastening cylindrical die roll was prone to become flexible cylindrical die roll is axial, and the keyway in the middle of the rolled thread wheel shaft is prone to roll key, and cylindrical die roll splits from keyway easily, and the rolled thread wheel shaft is scrapped.Because two cylindrical die rolls roll button relatively, roll that the button of two-wheeled deviation occurs apart from meeting behind the key, leading screw that shuts out and screw thickness through walls are inhomogeneous, have further increased the damage to cylindrical die roll.When cooperating of cylindrical die roll and axle is too tight, in use for some time, when cylindrical die roll needs repairing, be difficult to pull down cylindrical die roll, keep in repair time-consuming, the dismounting inconvenience, if the rolled thread wheel load is inclined to one side, the rolled thread wheel shaft need be scrapped too.
Summary of the invention
The utility model technical problem to be solved is, overcomes defective of the prior art, provides a kind of leading screw machine to use the cylindrical die roll parts.
The technical scheme that the utility model adopted is that a kind of leading screw machine is used the cylindrical die roll parts, comprises; Cylindrical die roll and rolled thread wheel shaft; The endoporus of cylindrical die roll is formed with screw thread, and the surface of rolled thread wheel shaft is formed with external screw thread, and the external screw thread that the surface of the screw thread of cylindrical die roll and rolled thread wheel shaft forms is suitable; The inner hole thread of cylindrical die roll is divided into straight thread cylindrical die roll and taper thread cylindrical die roll, and the surperficial external screw thread of rolled thread wheel shaft is divided into straight thread rolled thread wheel shaft and taper thread rolled thread wheel shaft, and the binding dish of rolled thread wheel shaft and leading screw machine links.The binding of rolled thread wheel shaft and leading screw machine binding dish is singly-bound or spline, and fit clearance is 0.15 to 0.30mm, and the spindle nose of said rolled thread wheel shaft is provided with jump ring.
The length of the junction of rolled thread wheel shaft and said cylindrical die roll is the thickness of cylindrical die roll, and the diameter at the screw thread position of rolled thread wheel shaft is 61mm to 90mm; The diameter at the screw thread position of the endoporus of cylindrical die roll is 61mm to 90mm; The thickness of cylindrical die roll is 65mm to 90mm; The external diameter of cylindrical die roll is 180mm to 220mm.
The material of rolled thread wheel shaft is that 45# steel or 20-40Cr close the knot steel, and the material of cylindrical die roll is Cr12, Cr12MOV, GM (9Cr6w3Mo2V2) or ER5 high strength steel.
The utility model beneficial effect be because the cylindrical die roll and the rolled thread wheel shaft that adopt screw thread to combine, without key; Fundamentally solved the phenomenon of cylindrical die roll from the keyway cracking, it is more convenient to change cylindrical die roll, and the cooperation of cylindrical die roll and rolled thread wheel shaft is suitable; Concentricity is high, and workpiece processing is meticulous; The screw even thickness through walls that shuts out; Reduced the amplitude of fluctuation of workpiece; Roll the same saving of labor of leading screw, material-saving, province's cylindrical die roll etc., can increase production more than 35% than the cylindrical die roll of equal material, through heat treatment process to the rolled thread wheel shaft; Practice thrift the raw-material while, changed the former multiple irrational situation such as the loosening and dismounting inconvenience of key, big nut that is prone to roll with the rolled thread wheel shaft.
Description of drawings
Fig. 1 is the rolled thread wheel shaft sketch map of the cylindrical die roll parts that the leading screw machine is used in the prior art;
Fig. 2 is the cylindrical die roll generalized section of the cylindrical die roll parts that the leading screw machine is used in the prior art;
Fig. 3 is the straight thread rolled thread wheel shaft sketch map of the cylindrical die roll parts used of the utility model leading screw machine;
Fig. 4 is the straight thread cylindrical die roll generalized section of the cylindrical die roll parts used of the utility model leading screw machine;
Fig. 5 is the taper thread rolled thread wheel shaft sketch map of the cylindrical die roll parts used of the utility model leading screw machine;
Fig. 6 is the taper thread cylindrical die roll generalized section of the cylindrical die roll parts used of the utility model leading screw machine.
Among the figure:
30. straight thread rolled thread wheel shaft 40. straight thread cylindrical die rolls
50. taper thread rolled thread wheel shaft 60. taper thread cylindrical die rolls.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is done further explain:
Fig. 3 is the straight thread rolled thread wheel shaft sketch map of the cylindrical die roll parts used of the utility model leading screw machine; Fig. 4 is the cylindrical die roll generalized section of the straight thread cylindrical die roll parts used of the utility model leading screw machine; Fig. 5 is the taper thread rolled thread wheel shaft sketch map of the cylindrical die roll parts used of the utility model leading screw machine; Fig. 6 is the taper thread cylindrical die roll generalized section of the cylindrical die roll parts used of the utility model leading screw machine.To shown in Figure 6, the utility model leading screw machine is used the cylindrical die roll parts, comprises like Fig. 3; Cylindrical die roll and rolled thread wheel shaft; The endoporus of cylindrical die roll is formed with screw thread, and the surface of rolled thread wheel shaft is formed with external screw thread, and the external screw thread that the surface of the screw thread of cylindrical die roll and rolled thread wheel shaft forms is suitable; The inner hole thread of cylindrical die roll is divided into straight thread cylindrical die roll 40 and taper thread cylindrical die roll 60, and the surperficial external screw thread of rolled thread wheel shaft is divided into straight thread rolled thread wheel shaft 30 and taper thread rolled thread wheel shaft 50.Straight thread cylindrical die roll 40 is suitable with straight thread rolled thread wheel shaft 30, and taper thread cylindrical die roll 60 is suitable with taper thread rolled thread wheel shaft 50; The binding dish of rolled thread wheel shaft and leading screw machine links.The binding of rolled thread wheel shaft and leading screw machine binding dish is singly-bound or spline, and fit clearance is 0.15 to 0.30mm, and the spindle nose of said rolled thread wheel shaft is provided with jump ring 20.Use spline or singly-bound, prevent rolled thread wheel shaft play back and forth with the jump ring location, easy accessibility, the saving of labor, save time, laborsaving.The mode of fastening cylindrical die roll have various ways such as right-hand thread, left-hand thread, useful retaining pad, two mothers of being equipped with all can, therefore, the life-span of rolled thread wheel shaft is former tens times with the method axle, even hundreds of times.
When processing work, cylindrical die roll is difficult for loosening, and mother does not become flexible to utilize retaining pad to make fully again.Because cylindrical die roll and rolled thread wheel shaft adopt threaded connection; And do not adopt the mode of key, again through heat treatment preprocessing, fundamentally solved the problem that problem that cylindrical die roll splits from keyway and rolled thread wheel shaft roll key to the rolled thread wheel shaft; Thereby reach the purpose that saves material; And the concentricity of cylindrical die roll and rolled thread wheel shaft is high, increases production more than 35% than the cylindrical die roll with material.When needing repairing cylindrical die roll, unclamp the mother that is equipped with on the rolled thread wheel shaft, opposite direction is unclamped cylindrical die roll, unloads to get final product, and dismounting is very convenient.The length of the junction of rolled thread wheel shaft and cylindrical die roll is the thickness of cylindrical die roll, and the diameter at the screw thread position of rolled thread wheel shaft is 61mm to 90mm; For example used round steel divides several kinds of models such as Φ 65, Φ 75, Φ 80, Φ 85, Φ 90.The diameter at the screw thread position of the endoporus of cylindrical die roll is 61mm to 90mm; The thickness of cylindrical die roll is 65mm to 90mm; The external diameter of cylindrical die roll is 180mm to 220mm.
The material of rolled thread wheel shaft is that 45# steel or 20-40Cr close the knot steel, and the material of cylindrical die roll is high strength steels such as Cr12, Cr12MOV, GM (9Cr6w3Mo2V2) or ER5.
The utility model is owing to adopt the cylindrical die roll and the rolled thread wheel shaft of screw thread combination, and cylindrical die roll is more convenient during replacing, and the cooperation of cylindrical die roll and rolled thread wheel shaft is suitable, and concentricity is high, and workpiece processing is meticulous; The screw even thickness through walls that shuts out has reduced the amplitude of fluctuation of workpiece, rolls the same saving of labor of leading screw, material-saving, province's cylindrical die roll etc., can increase production more than 35% than the cylindrical die roll of equal material; Formerly change two to four, repair three to five times with annual need of rolled thread wheel shaft, use this novel rolled thread wheel shaft after, owing to exquisite in workmanship; Through heat treatment process to the rolled thread wheel shaft, once use, lifelong freedom from repairs is by 17 kilograms of calculating of every rolled thread wheel shaft; 30 yuan of each prices for repairing, every leading screw machine can be saved 40-80 kilograms of rolled thread wheel shaft material, about 100-200 yuan of prices for repairing every year; Press 4 yuan of calculating of per kilogram, be roughly equal to 160-400 yuan, practice thrift 260-600 yuan annual the total.Because cylindrical die roll and rolled thread wheel shaft adopt screw thread to combine, and do not adopt the mode of key to combine, and have fundamentally solved the phenomenon that cylindrical die roll ftractures from keyway easily.Every year can be practiced thrift a large amount of maintenance funds and valuable raw material to hundreds of thousands platform leading screw machine in the whole nation several ten thousand; Simultaneously, changed the former multiple irrational situation such as the loosening and dismounting inconvenience of key, big nut that is prone to roll with the rolled thread wheel shaft.
It is worthy of note; The protection domain of the utility model is not limited to above-mentioned instantiation mode; According to the basic fundamental design of the utility model, also available essentially identical structure can realize the purpose that this is novel, as long as those of ordinary skills need not through creative work; The embodiment that can associate all belongs to the protection domain of the utility model.
Claims (4)
1. a leading screw machine is used the cylindrical die roll parts, comprises cylindrical die roll and rolled thread wheel shaft; It is characterized in that; The endoporus of said cylindrical die roll is formed with screw thread, and the surface of said rolled thread wheel shaft is formed with external screw thread, and the external screw thread that the surface of the screw thread of said cylindrical die roll and said rolled thread wheel shaft forms is suitable; The inner hole thread of said cylindrical die roll is divided into straight thread cylindrical die roll (30) and taper thread cylindrical die roll (50); The surperficial external screw thread of said rolled thread wheel shaft is divided into straight thread rolled thread wheel shaft (40) and taper thread rolled thread wheel shaft (60), and the binding dish of said rolled thread wheel shaft and leading screw machine links.
2. leading screw machine according to claim 1 is used the cylindrical die roll parts, it is characterized in that, the binding of said rolled thread wheel shaft and leading screw machine binding dish is singly-bound or spline, and fit clearance is 0.15 to 0.30mm, and the spindle nose of said rolled thread wheel shaft is provided with jump ring (20).
3. leading screw machine according to claim 1 and 2 is used the cylindrical die roll parts, it is characterized in that, the length of the junction of said rolled thread wheel shaft and said cylindrical die roll is cylindrical die roll thickness, and the diameter at the screw thread position of said rolled thread wheel shaft is 61mm to 90mm; The diameter at the screw thread position of the endoporus of said cylindrical die roll is 61mm to 90mm; The thickness of said cylindrical die roll is 65mm to 90mm; The external diameter of said cylindrical die roll is 180mm to 220mm.
4. the cylindrical die roll parts that leading screw machine according to claim 1 and 2 is used; It is characterized in that; The material of said rolled thread wheel shaft is that 45# steel or 20-40Cr close the knot steel, and the material of said cylindrical die roll is Cr12, Cr12MOV, GM (9Cr6w3Mo2V2) or ER5 high strength steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203833574U CN202239411U (en) | 2011-10-10 | 2011-10-10 | Cylindrical die roll component for lead screw machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203833574U CN202239411U (en) | 2011-10-10 | 2011-10-10 | Cylindrical die roll component for lead screw machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202239411U true CN202239411U (en) | 2012-05-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203833574U Expired - Fee Related CN202239411U (en) | 2011-10-10 | 2011-10-10 | Cylindrical die roll component for lead screw machine |
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| Country | Link |
|---|---|
| CN (1) | CN202239411U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113182787A (en) * | 2021-05-07 | 2021-07-30 | 常州惠勒电机有限公司 | Method for machining lead screw of stepping motor |
-
2011
- 2011-10-10 CN CN2011203833574U patent/CN202239411U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113182787A (en) * | 2021-05-07 | 2021-07-30 | 常州惠勒电机有限公司 | Method for machining lead screw of stepping motor |
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| 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: 20120530 Termination date: 20141010 |
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| EXPY | Termination of patent right or utility model |