CN219521279U - Machining fixing device for mechanical parts - Google Patents
Machining fixing device for mechanical parts Download PDFInfo
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- CN219521279U CN219521279U CN202222967840.8U CN202222967840U CN219521279U CN 219521279 U CN219521279 U CN 219521279U CN 202222967840 U CN202222967840 U CN 202222967840U CN 219521279 U CN219521279 U CN 219521279U
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- supporting table
- hollow tube
- fixed
- clamping part
- fixedly connected
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Abstract
The utility model relates to the technical field of machine tool fixtures and discloses a machining fixing device for mechanical parts, which comprises a supporting mechanism, wherein a clamping mechanism is arranged in the supporting mechanism, the supporting mechanism comprises a supporting table, a fixed supporting table is fixedly connected to the right side of the top of the supporting table, a guide groove is formed in the top of the supporting table, and a transmission rod is movably connected between the guide grooves. This mechanical parts processing fixing device installs fixed stay platform and movable stay platform respectively through on the brace table to connect the diamond through the connecting piece on fixed stay platform and the movable stay platform and fix, then insert the surface of interior clamping part with the work piece, and adjust the position of movable stay platform through the regulating disk, make the pressure bar insert the inside of interior clamping part to the surface of interior clamping part pressurize, thereby make interior clamping part card in the inside of work piece, thereby fix the work piece and keep the majority area of work piece, reached the effect that can fix circular or oval work piece.
Description
Technical Field
The utility model relates to the technical field of machine tool fixtures, in particular to a machining fixing device for a mechanical part.
Background
When the mechanical part is machined, the mechanical part is often required to be fixed by using the fixing device, so that the machine tool or the lathe is convenient to machine, the traditional part fixing device is composed of a plurality of sliding blocks with adjustable inner diameters, and the parts are fixed by contacting and pressurizing the inner parts of the sliding blocks with the outer surfaces of the parts to be machined.
However, if the outer surface of the spherical or elliptic part is required to be machined as shown in fig. 1, the surface is a smooth curved surface, and if the spherical or elliptic part is clamped by a plurality of sliders, the spherical or elliptic part is fixed only at the right center of the part, and if the spherical or elliptic part is fixed in this way, the whole part is covered in a large area, so that the machining is inconvenient.
It is seen that there is a need for a mechanical component machining fixture that addresses the above-mentioned issues of the prior art fixtures not being able to well secure round and oval components.
Disclosure of Invention
The present utility model is directed to a mechanical part machining fixture, which solves the above-mentioned problems.
In order to solve the technical problems, the utility model provides the following technical scheme: a mechanical part machining fixing device comprises a supporting mechanism, wherein a clamping mechanism is arranged in the supporting mechanism;
the supporting mechanism comprises a supporting table, a fixed supporting table is fixedly connected to the right side of the top of the supporting table, a guide groove is formed in the top of the supporting table, a transmission rod is movably connected between the guide grooves, an adjusting disc is fixedly connected to the tail of the transmission rod, the guide groove is slidably connected with a movable supporting table in threaded connection with the transmission rod, and connecting pieces are arranged on the opposite surfaces of the fixed supporting table and the movable supporting table;
the clamping mechanism comprises a protection disc, one side of the protection disc is fixedly connected with a diamond joint, the other side of the protection disc is fixedly connected with a limiting piece, and the limiting piece is respectively provided with an inner clamping part and a pressing rod to form a mutually-spliced fixing clamp.
Preferably, the height and the area of the fixed supporting table and the movable supporting table at the top of the supporting table are equal, and the height and the axle center of the connecting piece arranged on the fixed supporting table and the movable supporting table are also equal.
Preferably, the bottom fixedly connected with slider of movable supporting bench, movable supporting bench passes through slider and transfer line threaded connection, and the slider is the T font to with the bottom overlap joint of supporting bench.
Preferably, the diamond-shaped connector is inserted into the two connecting pieces, and the diamond-shaped connector is fixed by bolts penetrating through the connecting pieces.
Preferably, the inner clamping part comprises a hollow pipe, an open groove is formed in the outer surface of the hollow pipe, and an anti-slip part is further formed in the outer surface of the hollow pipe.
Preferably, the length of the hollow tube is greater than that of the pressing rod, the interior of the hollow tube is a conical cavity, and the outer surface of the hollow tube is inserted into the central hole of the arc-shaped workpiece.
Preferably, the axis of the pressure applying rod is equal to the axis of the hollow tube, and the pressure applying rod is a conical rod with inclination smaller than that of the inner cavity of the hollow tube.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the fixed supporting table and the movable supporting table are respectively arranged on the supporting table, the diamond-shaped joint is fixed through the connecting pieces on the fixed supporting table and the movable supporting table, then the workpiece is inserted into the surface of the inner clamping part, the position of the movable supporting table is regulated through the regulating disc, the pressing rod is inserted into the inner part of the inner clamping part to pressurize the surface of the inner clamping part, so that the inner clamping part is clamped in the workpiece, the workpiece is fixed, and most area of the workpiece is reserved, and the effect of fixing the round or oval workpiece is achieved.
Secondly, the pressing rod is inserted into the inner clamping part, the workpiece is fixed through the outward expansion of the inner clamping part, the fixing process only needs to adjust the position of the movable supporting table, and the inner clamping part can uniformly fix the axis of the workpiece, so that the fixing point of the workpiece can be ensured to be positioned at the center when the workpiece is fixed, the positions of each surface of the workpiece and the knife edge can be ensured to be equal when the workpiece is cut, and the effect of improving the machining precision of the workpiece is achieved.
Drawings
FIG. 1 is a schematic diagram of the structure of a part to be processed;
FIG. 2 is a schematic diagram of the structure of the present utility model;
FIG. 3 is a schematic view of the inner clamping part structure of the present utility model;
fig. 4 is a schematic view of the structure of the pressing rod of the present utility model.
Wherein: 1. a support mechanism; 101. a support table; 102. a fixed support table; 103. a connecting piece; 104. a guide groove; 105. a transmission rod; 106. an adjusting plate; 107. a movable support; 2. a clamping mechanism; 201. a protective disk; 202. a diamond joint; 203. a limiting piece; 204. an inner clamping part; 2041. a hollow tube; 2042. an open groove; 2043. an anti-slip part; 205. and pressing the rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but 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.
Referring to fig. 1-4, a mechanical part machining and fixing device comprises a supporting mechanism 1, wherein a clamping mechanism 2 is arranged in the supporting mechanism 1;
the supporting mechanism 1 comprises a supporting table 101, a fixed supporting table 102 is fixedly connected to the right side of the top of the supporting table 101, a guide groove 104 is formed in the top of the supporting table 101, a transmission rod 105 is movably connected between the guide grooves 104, an adjusting disc 106 is fixedly connected to the tail of the transmission rod 105, the guide groove 104 is slidably connected with a movable supporting table 107 which is in threaded connection with the transmission rod 105, connecting pieces 103 are arranged on the opposite surfaces of the fixed supporting table 102 and the movable supporting table 107, the connecting pieces 103 are arranged on the fixed supporting table 102 and the movable supporting table 107 in two modes, one mode is fixedly connected, the other mode is movably connected, and when the other mode is movably connected, any group of the connecting pieces are driven by a motor, so that workpieces can be driven to rotate;
the clamping mechanism 2 comprises a protection disc 201, one side of the protection disc 201 is fixedly connected with a diamond joint 202, the other side of the protection disc 201 is fixedly connected with a limiting piece 203, and the limiting piece 203 is respectively provided with an inner clamping part 204 and a pressing rod 205 to form a mutually-spliced fixing clamp.
According to the technical scheme, the fixed supporting table 102 and the movable supporting table 107 are respectively arranged on the supporting table 101, the diamond-shaped joint 202 is fixed through the connecting pieces 103 on the fixed supporting table 102 and the movable supporting table 107, then a workpiece is inserted into the surface of the inner clamping part 204, the position of the movable supporting table 107 is adjusted through the adjusting disc 106, the pressurizing rod 205 is inserted into the inner clamping part 204 to pressurize the surface of the inner clamping part 204, so that the inner clamping part 204 is clamped in the workpiece, the workpiece is fixed, and most of the area of the workpiece is reserved, so that the effect of fixing a round or oval workpiece is achieved;
the pressing rod 205 is inserted into the inner clamping part 204, the workpiece is fixed through the outward expansion of the inner clamping part 204, the fixing process is only required to adjust the position of the movable supporting table 107, and the inner clamping part 204 can uniformly fix the axis of the workpiece, so that the fixing point of the workpiece can be ensured to be positioned at the center when the workpiece is fixed, the positions of all the surfaces of the workpiece and the knife edge can be ensured to be equal when the workpiece is cut, and the effect of improving the machining precision of the workpiece is achieved.
Specifically, the heights and the areas of the fixed support table 102 and the movable support table 107 at the top of the support table 101 are equal, and the heights and the axes of the connecting pieces 103 mounted on the fixed support table 102 and the movable support table 107 are also equal.
Through the technical scheme, the size that the fixed supporting table 102 and the movable supporting table 107 are positioned above the supporting table 101 is set, so that when the connecting piece 103 which is equiaxed and installed on the fixed supporting table 102 and the movable supporting table 107 is stressed, the stress points of the fixed supporting table 102 and the movable supporting table 107 are the same.
Specifically, the bottom of the movable supporting table 107 is fixedly connected with a slider, the movable supporting table 107 is in threaded connection with the transmission rod 105 through the slider, and the slider is T-shaped and is in lap joint with the bottom of the supporting table 101.
Through the above technical scheme, the sliding block is arranged at the bottom of the movable supporting table 107, the moving track of the movable supporting table 107 can be limited by matching the sliding block with the guide groove 104, and the movable supporting table 107 can be changed in position by connecting the sliding block with the transmission rod 105, so that the bottom of the sliding block is arranged into a T shape when the transmission rod 105 rotates, and the movable supporting table 107 is further limited.
Specifically, the diamond-shaped joint 202 is inserted into the two connectors 103, and the diamond-shaped joint 202 is fixed by bolts penetrating through the connectors 103.
Through the technical scheme, the diamond-shaped connector 202 is used for being inserted with the axis of the connecting piece 103, so that the protection disc 201 can be installed on the side face of the connecting piece 103 under the action of the diamond-shaped connector 202, the diamond-shaped connector 202 is a polygonal diamond, and the inside of the connecting piece 103 is also a polygonal diamond, so that the transmission stability during connection is improved.
Specifically, the inner clamping portion 204 includes a hollow tube 2041, an open groove 2042 is formed on the outer surface of the hollow tube 2041, and an anti-slip portion 2043 is further formed on the outer surface of the hollow tube 2041.
Through the above technical solution, the hollow tube 2041 is provided for being inserted into the through hole of the workpiece axis, so that the inner part of the workpiece is pressurized by the deformation of the hollow tube 2041, the open groove 2042 is provided for the hollow tube 2041 to have the capability of deformation, and the anti-slip portion 2043 is provided on the outer surface of the hollow tube 2041 for improving the roughness of the surface of the hollow tube 2041, and the friction force is improved by the roughness, so as to improve the stability of the fixed workpiece.
Specifically, the length of the hollow tube 2041 is greater than the length of the pressing rod 205, the interior of the hollow tube 2041 is a conical cavity, and the outer surface of the hollow tube 2041 is inserted into the central hole of the arc-shaped workpiece.
Through the above technical solution, the length of the hollow tube 2041 is set, so that the pressing rod 205 can be completely inserted into the hollow tube 2041, and the shape of the cavity inside the hollow tube 2041 is set, so that when the pressing rod 205 gradually enters into the hollow tube 2041, the hollow tube 2041 is deformed outwards by the change of shape and pressure is applied to achieve the fixing effect.
Specifically, the axis of the pressing rod 205 is equal to the axis of the hollow tube 2041, and the pressing rod 205 is a tapered rod having an inclination smaller than the inclination of the inner cavity of the hollow tube 2041.
Through the above technical scheme, the axial centers of the pressing rod 205 and the hollow tube 2041 are equal, and when the pressing rod 205 is inserted into the hollow tube 2041, the outward pressure can be stably and uniformly applied to the interior of the hollow tube 2041, so as to ensure that the fixing center in the workpiece fixing process is unchanged.
When the clamping device is used, the fixed supporting table 102 and the movable supporting table 107 are respectively arranged on the supporting table 101, the diamond-shaped joint 202 is fixed through the connecting pieces 103 on the fixed supporting table 102 and the movable supporting table 107, then a workpiece is inserted into the surface of the inner clamping part 204, the position of the movable supporting table 107 is adjusted through the adjusting disc 106, the pressurizing rod 205 is inserted into the inner clamping part 204 to pressurize the surface of the inner clamping part 204, so that the inner clamping part 204 is clamped in the workpiece, the workpiece is fixed, and most of the area of the workpiece is reserved, so that the effect of fixing a round or oval workpiece is achieved;
the pressing rod 205 is inserted into the inner clamping part 204, the workpiece is fixed through the outward expansion of the inner clamping part 204, the fixing process is only required to adjust the position of the movable supporting table 107, and the inner clamping part 204 can uniformly fix the axis of the workpiece, so that the fixing point of the workpiece can be ensured to be positioned at the center when the workpiece is fixed, the positions of all the surfaces of the workpiece and the knife edge can be ensured to be equal when the workpiece is cut, and the effect of improving the machining precision of the workpiece is achieved.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the above is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that the present utility model is described in detail with reference to the foregoing embodiments, and modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. A mechanical part machining fixing device, comprising a supporting mechanism (1), characterized in that: a clamping mechanism (2) is arranged in the supporting mechanism (1);
the supporting mechanism (1) comprises a supporting table (101), a fixed supporting table (102) is fixedly connected to the right side of the top of the supporting table (101), a guide groove (104) is formed in the top of the supporting table (101), a transmission rod (105) is movably connected between the guide grooves (104), an adjusting disc (106) is fixedly connected to the tail of the transmission rod (105), a movable supporting table (107) is connected with the transmission rod (105) in a sliding mode, and connecting pieces (103) are respectively arranged on the opposite surfaces of the fixed supporting table (102) and the movable supporting table (107);
the clamping mechanism (2) comprises a protection disc (201), one side of the protection disc (201) is fixedly connected with a diamond-shaped joint (202), the other side of the protection disc (201) is fixedly connected with a limiting piece (203), and the limiting piece (203) is respectively provided with an inner clamping part (204) and a pressing rod (205) to form a mutually-spliced fixing clamp.
2. A machine part machining fixture according to claim 1, wherein: the height and the area of the fixed supporting table (102) and the movable supporting table (107) positioned at the top of the supporting table (101) are equal, and the height and the axle center of a connecting piece (103) arranged on the fixed supporting table (102) and the movable supporting table (107) are equal.
3. A machine part machining fixture according to claim 1, wherein: the bottom of movable supporting bench (107) is fixedly connected with the slider, movable supporting bench (107) passes through slider and transfer line (105) threaded connection, and the slider is the T font to overlap joint with the bottom of supporting bench (101).
4. A machine part machining fixture according to claim 1, wherein: the diamond-shaped connector (202) is inserted into the two connecting pieces (103), and the diamond-shaped connector (202) is fixed by bolts penetrating through the connecting pieces (103).
5. A machine part machining fixture according to claim 1, wherein: the inner clamping part (204) comprises a hollow tube (2041), an open groove (2042) is formed in the outer surface of the hollow tube (2041), and an anti-skid part (2043) is further formed in the outer surface of the hollow tube (2041).
6. A machine part machining fixture according to claim 5, wherein: the length of the hollow tube (2041) is larger than that of the pressing rod (205), the interior of the hollow tube (2041) is a conical cavity, and the outer surface of the hollow tube (2041) is inserted into the central hole of the arc-shaped workpiece.
7. A machine part machining fixture according to claim 6, wherein: the axis of the pressing rod (205) is equal to the axis of the hollow tube (2041), and the pressing rod (205) is a conical rod with inclination smaller than that of the inner cavity of the hollow tube (2041).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222967840.8U CN219521279U (en) | 2022-11-08 | 2022-11-08 | Machining fixing device for mechanical parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222967840.8U CN219521279U (en) | 2022-11-08 | 2022-11-08 | Machining fixing device for mechanical parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219521279U true CN219521279U (en) | 2023-08-15 |
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ID=87583700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222967840.8U Active CN219521279U (en) | 2022-11-08 | 2022-11-08 | Machining fixing device for mechanical parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219521279U (en) |
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2022
- 2022-11-08 CN CN202222967840.8U patent/CN219521279U/en active Active
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