CN217104000U - Rotatable cooling lower center for induction quenching machine tool - Google Patents
Rotatable cooling lower center for induction quenching machine tool Download PDFInfo
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- CN217104000U CN217104000U CN202220747040.2U CN202220747040U CN217104000U CN 217104000 U CN217104000 U CN 217104000U CN 202220747040 U CN202220747040 U CN 202220747040U CN 217104000 U CN217104000 U CN 217104000U
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- lower center
- bearing
- center
- cylinder
- sleeved
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Abstract
本实用新型公开了一种用于感应淬火机床中可旋转冷却下顶尖，涉及感应淬火领域，其包括主轴固定板和第一交流电机，主轴固定板上设置有下顶尖座，下顶尖座内设置有相连的下顶尖旋转主轴和顶尖，第一交流电机用于驱动下顶尖旋转主轴转动；还包括定位夹具和驱动机构；定位夹具用于夹紧待淬火工件；驱动机构的驱动端通过拉板与升降板连接，用于驱动定位夹具。
The utility model discloses a rotatable cooling lower tip used in an induction hardening machine tool, and relates to the field of induction hardening. The utility model comprises a spindle fixing plate and a first alternating current motor. There is a connected lower center rotating spindle and a center, and the first AC motor is used to drive the lower center rotating spindle to rotate; it also includes a positioning fixture and a driving mechanism; the positioning fixture is used to clamp the workpiece to be quenched; the driving end of the driving mechanism Lifting plate connection for driving positioning fixture.
Description
Technical Field
The utility model relates to the field of induction quenching, in particular to a rotatable cooling lower center used in an induction quenching machine tool.
Background
At present, the tip used by a quenching machine tool only can fix workpieces with consistent lengths, but the length of the workpiece can be changed under the influence of machining errors and expansion and contraction during quenching, and the workpiece can be displaced when being unstably clamped during rotating and heating of the workpiece. After the centre is used for a long time, the centre is gradually worn, the coaxiality of the clamped workpiece cannot be guaranteed, and the centre is difficult to replace. In addition, the centre only has a clamping function and is too single.
SUMMERY OF THE UTILITY MODEL
To the defect that exists among the prior art, the utility model aims to provide a but be arranged in response quenching machine tool under the rotary cooling top, adopt elastic spring to be used for pressing from both sides the work piece of tight different length, after the work piece rotary heating, the coolant liquid passes through rotary joint, flows through down top rotatory main shaft and No. 3 top insides of mo shi and cools off the work piece inner chamber, top overall structure is simple, dismantles conveniently, and the function is various.
In order to achieve the above purpose, the utility model adopts the technical proposal that: a rotatable cooling lower center for an induction quenching machine tool comprises a main shaft fixing plate and a first alternating current motor, wherein a lower center seat is arranged on the main shaft fixing plate, a lower center rotating main shaft and a center which are connected are arranged in the lower center seat, and the first alternating current motor is used for driving the lower center rotating main shaft to rotate; the device also comprises a positioning clamp and a driving mechanism; the positioning fixture comprises a lifting plate, a plurality of top pull rods, a conical positioning fixture, an oilless bearing, an end face positioning disc, a compression spring, a top spacer sleeve, a small rotating disc, a flat plate and a plurality of supporting columns, wherein the top pull rods are fixedly arranged at the upper end of the lifting plate and are uniformly distributed along the circumference of the lifting plate; and the driving end of the driving mechanism is connected with the lifting plate through the pulling plate and is used for driving the positioning clamp.
The further improvement lies in that: the driving mechanism comprises a first air cylinder and a second air cylinder which are fixedly arranged above the main shaft fixing plate and used for providing power; a first pull rod cylinder fixing plate and a second pull rod cylinder fixing plate are respectively arranged between the first cylinder and the main shaft fixing plate and between the second cylinder and the main shaft fixing plate; the first cylinder and the second cylinder piston rod head are respectively provided with a first cylinder joint and a second cylinder joint; and a pulling plate for pulling the positioning clamp is arranged between the first cylinder joint and the second cylinder joint, and a pull rod switch fixing support is arranged above the first cylinder joint.
The further improvement lies in that: the end face positioning disc is provided with a groove the same as that of the conical positioning fixture, and after the workpiece is stably placed on the end face positioning disc, the conical positioning fixture can penetrate through the groove of the end face positioning disc, extend into the inner cavity of the workpiece and fix the workpiece, and spray cooling is performed.
The further improvement lies in that: the center seat is covered with a lower center waterproof cover; a first O-shaped sealing ring for sealing is arranged between the lower tip seat and the main shaft fixing plate; the outer end of the lower center seat is provided with an oil filling nozzle for lubrication; the lower end of the lower center seat is fixedly provided with a lower center bearing cover; a first framework oil seal is sleeved at the inner lower end of the lower tip bearing cover; a first tin filling nut parallel to the first framework oil seal is sleeved above the first framework oil seal; the first tin filling nut is sleeved with a lower tip bearing positioning sleeve; and a second O-shaped sealing ring for sealing is arranged between the lower center bearing cover and the lower center seat.
The further improvement is that: the lower end in the lower tip seat is sleeved with a first rolling bearing; a lower center bearing outer ring spacer bush is sleeved above the first rolling bearing; a lower center bearing inner ring spacer bush is sleeved in the lower center bearing outer ring spacer bush; a second rolling bearing is sleeved above the spacer bush of the outer ring of the lower center bearing; a third rolling bearing is sleeved above the second rolling bearing; a lower tip bearing dismounting gasket is sleeved above the third rolling bearing; and a second framework oil seal is sleeved above the lower tip bearing detaching gasket.
The further improvement lies in that: a third O-shaped sealing ring in contact with the lower tip rotating main shaft is sleeved in the lower tip waterproof cover; the upper end of the lower tip waterproof cover is sleeved with a first elastic check ring which is in contact with the lower tip rotating main shaft.
The further improvement lies in that: and holes for circulating cooling liquid are formed in the lower center rotating main shaft and the center.
The further improvement lies in that: the first alternating current motor is fixedly arranged on the lower tip motor base; the lower tip motor base is connected with the main shaft fixing plate through a supporting plate; and a lower tip rotating joint anti-rotating frame is arranged below the lower tip motor base.
The further improvement lies in that: the driving end of the first alternating current motor is provided with a spur gear meshed with the lower end of the lower tip rotating main shaft; the bottom of the lower center rotating main shaft is sleeved with a rotating joint transition rod; a gear stop block is arranged between the rotary joint transition rod and the lower tip rotary main shaft; a first small round nut and a second small round nut for locking are arranged below the gear stop block; and a rotary joint for circulating cooling liquid is sleeved at the lower end of the rotary joint transition rod.
The further improvement lies in that: the tip is Morse No. 3 tip.
The beneficial effects of the utility model reside in that:
the utility model discloses in, treat that the work piece of quenching places the terminal surface positioning disk after, first cylinder and second cylinder synchronous motion, it is upwards to drive the arm-tie, elastic spring's elasticity is released this moment, promote the tight work piece of positioning fixture clamp upwards clamp, start first AC motor afterwards, the AC motor drive end drives the positioning fixture rotation through the gear drive of fixing under top rotatory epaxial, the work piece is rotatory to be accomplished the heating after, the coolant liquid passes through rotary joint, lower top rotatory main shaft and No. 3 top inside blowout of mo shi cools off the back work piece of heating.
Drawings
Fig. 1 is a schematic structural view of a rotatable cooling lower center according to the present invention;
fig. 2 is a schematic view of a partial cross-sectional structure of a positioning fixture in a rotatable cooling lower center according to the present invention;
fig. 3 is a schematic view of the structure of the rotatable cooling lower center of the present invention.
Reference numerals:
1-a first alternating current motor; 2-a main shaft fixing plate; 3-lower apical plate base; 4-lower tip waterproof cover; 5-rotating the main shaft by the lower center; 6-morse # 3 finial; 7-positioning the clamp;
10-lower tip motor base; 11-a support plate; 13-the lower center rotating joint prevents rotation;
20-spur gears; 21-a swivel joint transition rod; 22-gear dog; 23-a first small round nut; 24-a second small round nut; 25-a rotary joint;
30-a first O-ring seal; 31-a fuel filler neck; 32-lower tip bearing cap; 33-a first framework oil seal; 34-a first interference tin nut; 35-lower tip bearing locating sleeve; 36-a second O-ring seal;
40-a first rolling bearing; 41-lower centre bearing outer ring spacer bush; 42-lower center bearing inner ring spacer bush; 43-a second rolling bearing; 44-a third rolling bearing; 45-disassembling the gasket of the lower tip bearing; 46-a second framework oil seal;
50-a third O-ring seal; 51-a first circlip;
60-lifting plate; 61-top pull rod; 62-a conical positioning fixture; 63-oilless bearings; 64-end face positioning disc; 65-compression spring; 66-tip spacer sleeve; 67-small turntable; 68-plate; 69-support column;
70-a first cylinder; 71-a second cylinder; 72-first tie rod cylinder fixing plate; 73-a second tie rod cylinder fixing plate; 74-first cylinder connection; 75-a second cylinder joint; 76-pulling plate; 77-fixed support of the pull rod switch.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout.
In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and the positional relationship are indicated based on the orientation or the positional relationship shown in the drawings, and the description is only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or the element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of the present invention.
Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and "a plurality" or "a plurality" in the description of the invention means two or more unless a specific definition is explicitly provided.
The technical solution and the advantages of the present invention will be more clear and clear by further describing the embodiments of the present invention with reference to the drawings of the specification. The embodiments described below are exemplary and are intended to be illustrative of the present invention, but should not be construed as limiting the invention.
Referring to fig. 1, an embodiment of the present invention provides a rotatable cooling lower center for an induction hardening machine, including a first ac motor 1, a main shaft fixing plate 2, a lower center seat 3, a lower center waterproof cover 4, a lower center rotating main shaft 5, a morse No. 3 center 6, and a positioning fixture 7; the first alternating current motor 1 is arranged below the main shaft fixing plate 2 and used for providing power; the lower tip seat 3 is arranged above the main shaft fixing plate 2; the lower tip waterproof cover 4 is sleeved on the lower tip seat 3; the lower centre rotating main shaft 5 is sleeved in the lower centre seat 3 and the lower centre waterproof cover 4 and is used for transmitting power; the Morse 3 center 6 is sleeved in the positioning clamp 7 and is connected with the lower center rotating main shaft 5 and used for cooling the inner cavity of the quenching workpiece; the positioning clamp 7 is used for clamping a workpiece to be quenched.
Specifically, the first alternating current motor 1 is fixedly arranged on a lower tip motor base 10; the lower tip motor base 10 is connected with the main shaft fixing plate 2 through a supporting plate 11; a lower tip rotating joint anti-rotating frame 13 is arranged below the lower tip motor base 10.
Specifically, the driving end of the first alternating current motor 1 is provided with a spur gear 20 meshed with the lower end of the lower tip rotating main shaft 5; the bottom of the lower center rotating main shaft 5 is sleeved with a rotating joint transition rod 21; a gear stop 22 is arranged between the rotary joint transition rod 21 and the lower tip rotary main shaft 5; a first small round nut 23 and a second small round nut 24 for locking are arranged below the gear stop 22; the lower end of the rotary joint transition rod 21 is sleeved with a rotary joint 25 for circulating cooling liquid.
Referring to fig. 1 and 2, the rotatable cooling lower center in the induction hardening machine further comprises a first O-ring 30 for sealing arranged between the lower center seat 3 and the main shaft fixing plate 2; the outer end of the lower tip seat 3 is provided with an oil filling nozzle 31 for lubrication; the lower end of the lower tip 3 is fixedly provided with a lower tip bearing cover 32; the lower end in the lower tip bearing cap 32 is sleeved with a first framework oil seal 33; a first tin filling nut 34 parallel to the first framework oil seal 33 is sleeved above the first framework oil seal 33; a lower tip bearing positioning sleeve 35 is sleeved outside the first tin filling nut 34; a second O-ring 36 for sealing is arranged between the lower tip bearing cap 32 and the lower tip seat 3.
Specifically, a first rolling bearing 40 is sleeved at the inner lower end of the lower tip seat 3; a lower center bearing outer ring spacer bush 41 is sleeved above the first rolling bearing 40; a lower centre bearing inner ring spacer 42 is sleeved in the lower centre bearing outer ring spacer 41; a second rolling bearing 43 is sleeved above the lower center bearing outer ring spacer 41; a third rolling bearing 44 is sleeved above the second rolling bearing 43; a lower tip bearing detaching gasket 45 is sleeved above the third rolling bearing 44; and a second framework oil seal 46 is sleeved above the lower tip bearing detaching gasket 45.
Specifically, a third O-shaped sealing ring 50 which is in contact with the lower center rotating main shaft 5 is sleeved in the lower center waterproof cover 4; the upper end of the lower tip waterproof cover 4 is sleeved with a first elastic retainer ring 51 which is in contact with the lower tip rotating main shaft 5.
Specifically, holes for circulating cooling liquid are formed inside the lower center rotating main shaft 5 and the morse 3 center 6.
Referring to fig. 2 and 3, the positioning fixture 7 includes a lifting plate 60, a plurality of center pull rods 61 fixed on the upper end of the lifting plate 60 and uniformly distributed along the circumference of the lifting plate 60, a cone positioning fixture 62 sleeved on the upper ends of the center pull rods 61, an oilless bearing 63 fixed below the cone positioning fixture 62, and an end face positioning disk 64 fixed outside the cone positioning fixture 62 and used for placing a workpiece, the center positioning device comprises a compression spring 65, a center spacer 66, a small rotating disc 67, a flat plate 68 and a plurality of supporting columns 69, wherein the compression spring 65 is sleeved outside the oilless bearing 63 and used for jacking the oilless bearing 63, the center spacer 66 is fixedly arranged in the compression spring 65 and used for protecting the Morse No. 3 center 6, the small rotating disc 67 is fixedly arranged above the lower center rotating main shaft 5 and used for limiting the lower part of the compression spring 65, the flat plate 68 is fixedly arranged below the end face positioning disc 64 and used for limiting the upper part of the compression spring 65, and the supporting columns 69 are fixedly arranged between the small rotating disc 67 and the flat plate 68 and evenly distributed along the circumference of the small rotating disc 67.
Specifically, the end face positioning disc 64 is provided with a groove which is the same as that of the conical positioning fixture 62, and after the workpiece is stably placed on the end face positioning disc 64, the conical positioning fixture 62 can penetrate through the groove of the end face positioning disc 64 to extend into an inner cavity of the workpiece to fix the workpiece, and spray cooling is performed.
Referring to fig. 1, the spindle fixing plate further comprises a first cylinder 70 for providing power, and a second cylinder 71 is fixedly arranged above the spindle fixing plate 2; a first pull rod cylinder fixing plate 72 and a second pull rod cylinder fixing plate 73 are respectively arranged between the first cylinder 70, the second cylinder 71 and the main shaft fixing plate 2; the piston rod heads of the first cylinder 70 and the second cylinder 71 are respectively provided with a first cylinder joint 74 and a second cylinder joint 75; a pulling plate 76 for pulling the positioning clamp 7 is arranged between the first cylinder joint 74 and the second cylinder joint 75, and a pull rod switch fixing bracket 77 is arranged above the first cylinder joint 74.
In the description of the specification, reference to the description of "one embodiment," "preferably," "an example," "a specific example" or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention, and schematic representations of the terms in this specification do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
With the above structure and principle in mind, those skilled in the art should understand that the present invention is not limited to the above embodiments, and all modifications and substitutions based on the present invention and adopting the known technology in the art are within the scope of the present invention, which should be limited by the claims.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220747040.2U CN217104000U (en) | 2022-04-01 | 2022-04-01 | Rotatable cooling lower center for induction quenching machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220747040.2U CN217104000U (en) | 2022-04-01 | 2022-04-01 | Rotatable cooling lower center for induction quenching machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217104000U true CN217104000U (en) | 2022-08-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220747040.2U Withdrawn - After Issue CN217104000U (en) | 2022-04-01 | 2022-04-01 | Rotatable cooling lower center for induction quenching machine tool |
Country Status (1)
| Country | Link |
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| CN (1) | CN217104000U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114592111A (en) * | 2022-04-01 | 2022-06-07 | 湖北祥泰智能装备有限公司 | A rotatable cooling lower center for induction hardening machine tools |
-
2022
- 2022-04-01 CN CN202220747040.2U patent/CN217104000U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114592111A (en) * | 2022-04-01 | 2022-06-07 | 湖北祥泰智能装备有限公司 | A rotatable cooling lower center for induction hardening machine tools |
| CN114592111B (en) * | 2022-04-01 | 2025-10-03 | 湖北恒进数控装备有限公司 | A rotatable cooling lower center for induction hardening machine tools |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 442000 No.1, Zong'er Road, Poverty Alleviation Demonstration Park, Qinba District, High-tech Zone, Yunyang District, Shiyan City, Hubei Province Patentee after: Hubei Hengjin CNC Equipment Co.,Ltd. Address before: 442000 No. 1, zonger Road, poverty alleviation demonstration park, Qinba District, Yunyang District, Shiyan City, Hubei Province Patentee before: Hubei Xiangtai Intelligent Equipment Co.,Ltd. |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20220802 Effective date of abandoning: 20251003 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20220802 Effective date of abandoning: 20251003 |