CN219944659U - Welding type thermal shrinkage knife handle - Google Patents
Welding type thermal shrinkage knife handle Download PDFInfo
- Publication number
- CN219944659U CN219944659U CN202320430787.XU CN202320430787U CN219944659U CN 219944659 U CN219944659 U CN 219944659U CN 202320430787 U CN202320430787 U CN 202320430787U CN 219944659 U CN219944659 U CN 219944659U
- Authority
- CN
- China
- Prior art keywords
- handle
- knife
- annular groove
- depth
- welding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000005493 welding type Methods 0.000 title claims abstract description 26
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 abstract description 18
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000012797 qualification Methods 0.000 abstract description 4
- 238000003754 machining Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000010894 electron beam technology Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Milling Processes (AREA)
Abstract
The utility model relates to the technical field of machine manufacturing, in particular to a welding type heat-shrinkable knife handle, which comprises a knife handle body and a connecting handle, wherein the end face, close to the connecting handle, of the knife handle body is a first connecting surface, the end face, close to the knife handle body, of the connecting handle is a second connecting surface, the first connecting surface is welded with the second connecting surface, a first annular groove is formed in the position, close to the first connecting surface, of the periphery of the knife handle body, and a second annular groove is formed in the position, close to the second connecting surface, of the periphery of the connecting handle body. The utility model has simple structure, can reduce the local thermal deformation caused by welding, ensures that the cutter handle body and the joint handle have higher coaxiality after the welding is finished, can improve the qualification rate of the subsequent processing workpiece, and relatively reduces the manufacturing cost.
Description
Technical Field
The utility model relates to the technical field of mechanical manufacturing, in particular to a welding type heat-shrinkable knife handle.
Background
In the machine manufacturing process, machine tools, tool shanks, tools, clamps, workpieces are an integral part, wherein the tool shanks are an important ring for determining the quality of the product.
In the knife handle product, the welding type heat shrinkage knife handle has high precision, small interference and wide application in the die and high-precision manufacture. However, in the process of producing the welding type heat-shrinkable knife handle, local thermal deformation is easy to generate when the knife handle body and the connecting handle are welded, so that the coaxiality of the knife handle body and the connecting handle is poor, a high rejection rate can be caused for subsequent workpiece processing, and the manufacturing cost is increased in an intangible way.
Disclosure of Invention
The utility model aims to solve the problem that in the prior art, local thermal deformation is easy to generate when a cutter handle body and a connector handle are welded, so that the coaxiality of the cutter handle body and the connector handle is poor. Therefore, the utility model provides a welding type heat-shrinkable knife handle.
The utility model is realized by the following technical scheme: the utility model provides a welding type pyrocondensation handle of a knife, includes the handle of a knife body and connects the handle, the terminal surface that the handle of a knife body is close to the handle of a knife is first joint face, the terminal surface that the handle of a knife is close to the handle of a knife body is the second joint face, first joint face welds with the second joint face mutually, the position that the handle of a knife body periphery is close to first joint face is equipped with the first annular that is used for radiating, the position that the handle of a knife periphery is close to the second joint face is equipped with the second annular that is used for radiating.
Preferably, the outer circumferential surface of the shank body is provided with a first carburized layer, and the outer circumferential surface of the shank is provided with a second carburized layer.
Preferably, the depth of the first annular groove is smaller than the depth of the first carburized layer, and the depth of the second annular groove is smaller than the depth of the second carburized layer.
Preferably, the depth of the first carburized layer and the depth of the second carburized layer are 1.5mm, and the depth of the first annular groove and the depth of the second annular groove are 1mm.
Preferably, the distance from the first annular groove to the first connecting surface is 1.5-2.5mm, and the distance from the second annular groove to the second connecting surface is 1.5-2.5mm.
Preferably, the width of the first annular groove is 2.5-3.5mm, and the width of the second annular groove is 2.5-3.5mm.
The above technical solutions in the embodiments of the present utility model have at least one of the following technical effects:
the utility model has simple structure, can reduce the local thermal deformation caused by welding, ensures that the cutter handle body and the joint handle have higher coaxiality after the welding is finished, can improve the qualification rate of the subsequent processing workpiece, and relatively reduces the manufacturing cost; the hardness, the wear resistance and the fatigue strength of the shank body and the shank can be improved by arranging the carburized layer, so that the overall rigidity of the welding type heat-shrinkable shank is improved, and the machining precision of the welding type heat-shrinkable shank can be improved; the relative relation between the depth of the first annular groove and the depth of the first carburized layer and the relative relation between the depth of the second annular groove and the depth of the second carburized layer are limited, so that the local thermal deformation caused by welding can be reduced on the premise of ensuring the integral rigidity of the welding type thermal shrinkage cutter handle, and the machining precision of the welding type thermal shrinkage cutter handle is further ensured.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
In the figure: 1. a mounting part; 2. a shank body; 3. a first ring groove; 4. a second ring groove; 5. and (5) connecting a handle.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.
In the description of the embodiments of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the embodiments of the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled," "coupled," and "connected" should be construed broadly, and may be either a fixed connection, a removable connection, or an integral connection, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in embodiments of the present utility model will be understood in detail by those of ordinary skill in the art.
In embodiments of the utility model, unless expressly specified and limited otherwise, a first feature "up" or "down" on a second feature may be that the first and second features are in direct contact, or that the first and second features are in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., 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 embodiments of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed 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. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
As shown in fig. 1, the welding type heat-shrinkable knife handle provided by the utility model comprises a knife handle body 2 and a connecting handle 5, wherein the end face, close to the connecting handle 5, of the knife handle body 2 is a first connecting surface, one end, far away from the first connecting surface, of the knife handle body 2 is provided with a mounting part 1 for connecting a main shaft of a machine tool, the end, close to the knife handle body 2, of the connecting handle 5 is a second connecting surface, one end, far away from the second connecting surface, of the connecting handle 5 is provided with a heat shrinkage hole, the heat shrinkage hole is used for mounting a knife tool by utilizing the heat expansion and cold shrinkage principle, the first connecting surface is welded with the second connecting surface, the position, close to the first connecting surface, of the periphery of the knife handle body 2 is provided with a first annular groove 3, the position, close to the second connecting surface, of the periphery of the connecting handle 5 is provided with a second annular groove 4, in the welding process of the first connecting surface and the second connecting surface in an electron beam welding mode, as the first annular groove 3 is closer to the first connecting surface, heat generated by welding can be quickly transferred to the first annular groove 3, the surface area of the first annular groove 3 is larger than that of a corresponding position where the first annular groove 3 is not arranged, so that the first annular groove 3 increases the heat dissipation area, better heat dissipation effect can be achieved, and similarly, the second annular groove 4 can also achieve better heat dissipation effect, so that local thermal deformation caused by welding is reduced, the cutter handle body 2 and the joint handle 5 have higher coaxiality after welding is achieved, the qualification rate of subsequent processed workpieces can be improved, and the manufacturing cost is relatively reduced.
The outer peripheral surface of the cutter handle body 2 is provided with a first carburized layer, the outer peripheral surface of the joint handle 5 is provided with a second carburized layer, and the hardness, the wear resistance and the fatigue strength of the cutter handle body 2 and the joint handle 5 can be improved by arranging the carburized layers, so that the integral rigidity of the welding type heat-shrinkable cutter handle is improved, and the machining precision of the welding type heat-shrinkable cutter handle can be improved.
The depth of the first annular groove 3 is smaller than that of the first carburized layer, the depth of the second annular groove 4 is smaller than that of the second carburized layer, specifically, the depths of the first carburized layer and the second carburized layer are 1.5mm, the depths of the first annular groove 3 and the second annular groove 4 are 1mm, and local thermal deformation caused by welding can be reduced on the premise of guaranteeing the integral rigidity of the welding type thermal shrinkage cutter handle, so that the machining precision of the welding type thermal shrinkage cutter handle is further guaranteed.
The distance from the first annular groove 3 to the first connecting surface is 1.5-2.5mm, the distance from the second annular groove 4 to the second connecting surface is 1.5-2.5mm, the width of the first annular groove 3 is 2.5-3.5mm, and the width of the second annular groove 4 is 2.5-3.5mm. Specifically, the distance from the first annular groove 3 to the first connecting surface and the distance from the second annular groove 4 to the second connecting surface are both 2mm, and the widths of the first annular groove 3 and the second annular groove 4 are both 3mm, so that the first annular groove 3 has better heat dissipation effect.
The working principle of the welding type heat-shrinkable knife handle provided by the utility model is that in the welding process of the first connecting surface and the second connecting surface by an electron beam welding mode, heat generated by welding can be quickly transferred to the external environment through the first annular groove and the second annular groove, so that the local thermal deformation caused by welding can be reduced. The utility model has simple structure, can reduce the local thermal deformation caused by welding, ensures that the cutter handle body and the joint handle have higher coaxiality after the welding is finished, can improve the qualification rate of the subsequent processing workpiece, and relatively reduces the manufacturing cost; the hardness, the wear resistance and the fatigue strength of the shank body and the shank can be improved by arranging the carburized layer, so that the overall rigidity of the welding type heat-shrinkable shank is improved, and the machining precision of the welding type heat-shrinkable shank can be improved; the relative relation between the depth of the first annular groove and the depth of the first carburized layer and the relative relation between the depth of the second annular groove and the depth of the second carburized layer are limited, so that the local thermal deformation caused by welding can be reduced on the premise of ensuring the integral rigidity of the welding type thermal shrinkage cutter handle, and the machining precision of the welding type thermal shrinkage cutter handle is further ensured.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (6)
1. The utility model provides a welding type pyrocondensation handle of a knife, includes the handle of a knife body and connects the handle, the terminal surface that the handle of a knife body is close to the handle of a knife is first joint face, the terminal surface that the handle of a knife is close to the handle of a knife body is the second joint face, first joint face welds with the second joint face mutually, its characterized in that, the position that the handle of a knife body periphery is close to first joint face is equipped with the first annular that is used for radiating, the position that the handle of a knife periphery is close to the second joint face is equipped with the second annular that is used for radiating.
2. The welding type heat-shrinkable knife handle according to claim 1, wherein the outer peripheral surface of the knife handle body is provided with a first carburized layer, and the outer peripheral surface of the connecting handle is provided with a second carburized layer.
3. The welded, heat-shrinkable knife handle of claim 2 wherein the first annular groove has a depth less than the depth of the first carburized layer and the second annular groove has a depth less than the depth of the second carburized layer.
4. The welding-type heat-shrinkable knife handle according to claim 3, wherein the depth of the first carburized layer and the depth of the second carburized layer are 1.5mm, and the depth of the first annular groove and the depth of the second annular groove are 1mm.
5. A welded heat shrink handle as claimed in claim 3 wherein the distance from the first ring groove to the first connecting surface is 1.5-2.5mm and the distance from the second ring groove to the second connecting surface is 1.5-2.5mm.
6. The welding type heat shrinkage tool handle according to claim 5, wherein the first ring groove has a width of 2.5-3.5mm, and the second ring groove has a width of 2.5-3.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320430787.XU CN219944659U (en) | 2023-03-09 | 2023-03-09 | Welding type thermal shrinkage knife handle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320430787.XU CN219944659U (en) | 2023-03-09 | 2023-03-09 | Welding type thermal shrinkage knife handle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219944659U true CN219944659U (en) | 2023-11-03 |
Family
ID=88548274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320430787.XU Active CN219944659U (en) | 2023-03-09 | 2023-03-09 | Welding type thermal shrinkage knife handle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219944659U (en) |
-
2023
- 2023-03-09 CN CN202320430787.XU patent/CN219944659U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8455786B2 (en) | Electrode head of the plasma cutting machine | |
| CN108500576A (en) | A kind of welding procedure of differential assembly | |
| CN109664678A (en) | A kind of integrated wheel and preparation method thereof | |
| CN103522014A (en) | Laser combination welding thick-wall diamond bit manufacturing method | |
| CN219944659U (en) | Welding type thermal shrinkage knife handle | |
| CN104959863A (en) | Turning clamp for plate part hole and inner annular groove machining | |
| CN114351096A (en) | Sputtering target, target assembly and manufacturing method of target assembly | |
| CN108705266B (en) | Machining process of press-fit type wheel structure | |
| CN108620828A (en) | A kind of solid tyre wheel and its processing technology | |
| CN206200424U (en) | Tailstock weld jig after a kind of electric motor car | |
| CN105312862A (en) | Processing technology of seal jacket assembly | |
| CN207326457U (en) | Gas turbine exhaust flange processing tool and process tool | |
| CN110614439A (en) | High-reflectivity material laser connection method and device | |
| CN114505570A (en) | Method for improving welding performance of direct current relay | |
| MX2007008216A (en) | A manufacturing method of machinery parts for linear motion and linear bushing manufactured by the above method. | |
| CN201529848U (en) | Split stirring friction welding stirring head capable of disassembling and repeatedly using stirring probe | |
| CN211991884U (en) | Clamp for cutting ball seat | |
| CN220144797U (en) | Tool for turning multi-angle elbow die forging joint | |
| CN110102663A (en) | The quasi- hemispherical head plunger chip die of bearing device and manufacturing method | |
| SE525996C2 (en) | Process for producing cutting tools in which two parts are joined by laser welding | |
| CN218575089U (en) | Welding type PCD (polycrystalline Diamond) sleeve cutter for machining composite boss | |
| CN212350981U (en) | Surface extrusion cutter | |
| CN219402771U (en) | Positioning spot welding tool for typical seat parts and missile shell assembly | |
| CN203527361U (en) | Press-fit welding-on assembly for combination part formed by clutch hubs and gear with shaft | |
| CN219263023U (en) | Welded cover plate universal joint assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |