CN215393873U - V-shaped clamp for numerical control machining - Google Patents
V-shaped clamp for numerical control machining Download PDFInfo
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- CN215393873U CN215393873U CN202121358921.7U CN202121358921U CN215393873U CN 215393873 U CN215393873 U CN 215393873U CN 202121358921 U CN202121358921 U CN 202121358921U CN 215393873 U CN215393873 U CN 215393873U
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- wedge
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- shaped support
- numerical control
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Abstract
The utility model discloses a V-shaped clamp for numerical control machining, which comprises a base, a V-shaped support and a lifting driving piece, wherein the lifting driving piece is fixed on the base and connected with the V-shaped support, clamping oil cylinders connected with an external oil pump are arranged at two ends of the V-shaped support, the movable ends of the two clamping oil cylinders are oppositely arranged, clamping press blocks are connected to the movable ends of the clamping oil cylinders, the two clamping oil cylinders synchronously drive the clamping press blocks to move so as to clamp and support a workpiece, when the V-shaped clamp is used, the workpiece can be clamped and supported through the clamping oil cylinders, the problem that the machining precision is easily influenced by other factors in the machining process due to overlong workpiece can be effectively avoided, in addition, the height of the workpiece can be adjusted through the lifting driving piece, and the use is more convenient.
Description
Technical Field
The utility model relates to a V-shaped clamp for numerical control machining, and belongs to the technical field of numerical control machining.
Background
Drilling is needed on four surfaces of the frame longitudinal beam of the off-highway mining dump truck, and the frame longitudinal beam is processed in a mode of fixing and rotating two ends at present; because of the whole length of longeron is longer, and the lathe processing span is big, because the centre does not have the centre gripping fixed point, and the work piece deflection is big, and the rigidity is not enough, often appears that the machining precision can't satisfy the requirement and the damage cutter condition appears.
The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provide a V-shaped clamp for numerical control machining, so as to solve the technical problem that no clamping fixed point exists in the middle of longitudinal beam machining in the prior art, and the machining precision of the longitudinal beam cannot meet the requirement.
In order to solve the technical problems, the utility model is realized by adopting the following technical scheme:
the utility model provides a V type anchor clamps for numerical control processing, includes base, V type support and fixes on the base and lift the driving piece that is connected with V type support the both ends of V type support all are provided with the tight hydro-cylinder of clamp that is connected with external oil pump, two the expansion end of pressing from both sides tight hydro-cylinder sets up for relative, just be connected with on the activity end of pressing from both sides tight hydro-cylinder and press from both sides tight briquetting, two it drives the tight briquetting motion of clamp in step to press from both sides tight support to the work piece.
As a preferred technical scheme of the utility model, the lifting driving member comprises a lifting oil cylinder connected with an external oil pump, the lifting oil cylinder is fixed on the base, a movable end of the lifting oil cylinder is fixedly connected with the V-shaped bracket, and the movable end of the lifting oil cylinder moves along the vertical direction to adjust the height position of the V-shaped bracket.
As a preferable technical scheme of the utility model, one side of the lifting oil cylinder is provided with a connecting block fixedly connected to the V-shaped support, a containing cavity for containing the connecting block is formed on the base, and the connecting block is contained or extends out of the containing cavity along with the movement of the V-shaped support.
As a preferred technical scheme of the utility model, a first wedge block is fixed at the bottom of the connecting block, a second wedge block matched with the first wedge block is fixed on the base, and the connecting block extends out of the accommodating cavity along with the movement of the V-shaped support, so that the first wedge block and the second wedge block are attached to form a limiting structure for limiting the V-shaped support.
In a preferred embodiment of the present invention, the first wedge and the second wedge have a matching inclined structure on their surfaces that are in contact with each other.
As a preferable technical scheme of the utility model, ball screws for supporting the workpiece are arranged at the tops of two ends of the V-shaped support, and the tops of two ends of the V-shaped support for mounting the ball screws are of a plane structure vertical to the motion direction of the connecting block.
As a preferred technical scheme of the utility model, the device also comprises a ground beam guide rail and a movable guide rail which is fixed at the bottom of the base and matched with the ground beam guide rail, wherein the base moves along a specified path through the matching of the ground beam guide rail and the movable guide rail.
Compared with the prior art, the utility model has the following beneficial effects:
when the workpiece lifting device is used, a workpiece can be clamped and supported through the clamping oil cylinder, the problem that the machining precision is easily influenced by other factors in the machining process due to the fact that the workpiece is too long can be effectively solved, in addition, the height of the workpiece lifted by the workpiece lifting device can be adjusted through the lifting driving piece, and the workpiece lifting device is more convenient to use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of another aspect of the present invention;
FIG. 3 is a schematic view of a connection structure of a first wedge and a second wedge in the present invention;
fig. 4 is a schematic view of the mounting structure of the present invention.
In the figure: 1-a base; 2-V type bracket; 3-lifting the driving piece; 4-clamping the oil cylinder; 5, clamping a pressing block; 6-ball head screw; 7-ground beam guide rails; 8-moving the guide rail;
301-lifting oil cylinder; 302-connecting block; 303-a receiving cavity; 304-a first compact; 305-second wedge.
Detailed Description
The utility model is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The processing method is mainly used for processing the frame longitudinal beam of the off-highway mining dump truck, and solves the problem that the processing precision can not be further ensured because the workpiece is easy to deform during processing due to overlong workpiece.
As shown in fig. 1 to 4, a V-shaped clamp for numerical control machining includes a base 1, a V-shaped support 2 and a lifting driving member 3 fixed on the base 1 and connected with the V-shaped support 2, clamping cylinders 4 connected with an external oil pump are respectively arranged at two ends of the V-shaped support 2, movable ends of the two clamping cylinders 4 are arranged oppositely, and a clamping pressing block 5 is connected to the movable ends of the clamping cylinders 4, and the two clamping cylinders 4 synchronously drive the clamping pressing block 5 to move so as to clamp and support a workpiece.
The clamping pressing block 5 plays a role in clamping and fixing the workpiece under the action of the clamping oil cylinder 4 and also plays a role in supporting the tool, namely, the friction force between the clamping pressing block 5 and the workpiece is utilized when the clamping pressing block is clamped, and the workpiece is supported by the clamping pressing block, so that the problem that the workpiece is easy to deform when the workpiece is subjected to vertical downward force is solved.
The lifting driving piece 3 comprises a lifting oil cylinder 301 connected with an external oil pump, the lifting oil cylinder 301 is fixed on the base 1, the movable end of the lifting oil cylinder 301 is fixedly connected with the V-shaped support 2, and the movable end of the lifting oil cylinder 301 moves along the vertical direction to adjust the height position of the V-shaped support 2.
It should be noted that this anchor clamps have two kinds of operating condition, one kind is that lift cylinder 301 holds up V type support 2 completely, and another kind is that lift cylinder 301 drives V type support 2 to the minimum, is supported V type support 2 by base 1.
One side of lifting oil cylinder 301 is provided with connecting block 302 of fixed connection on V type support 2, is formed with the chamber 303 of accomodating connecting block 302 on base 1, and connecting block 302 is accomodate or is stretched out along with the motion of V type support 2 and accomodates the chamber 303 setting, accomodates the chamber 303 and is used for preventing when the motion, and connecting block 302 can interfere its problem of normal motion.
The bottom of the connecting block 302 is fixed with a first wedge 304, the base 1 is fixed with a second wedge 305 matched with the first wedge 304, and the connecting block 302 extends out of the accommodating cavity 303 along with the movement of the V-shaped support 2, so that the first wedge 304 and the second wedge 305 are attached to form a limiting structure for limiting the V-shaped support 2.
The surfaces of the first wedge 304 and the second wedge 305 which are attached to each other are of matched inclined structures.
When the V-shaped support 2 is directly supported by the base 1 at the lowest position, stable support to a workpiece can be realized due to the fact that the base is not moved, when the V-shaped support is supported to the highest position, the first wedge 304 can be driven by the connecting block 302 to move to the position where the first wedge 305 is attached to the second wedge 305, the maximum height position of the V-shaped support 2 which rises can be limited by the structure of the first wedge 304, when the force for supporting the V-shaped support 2 by the lifting oil cylinder is not removed, the limiting structure formed by attaching the first wedge 304 and the second wedge 305 can be utilized, further limiting fixation is carried out on the position of the V-shaped support 2, and the problem of shaking is effectively avoided in the machining process and is easy to occur.
Ball screws 6 for supporting a workpiece are arranged at the tops of the two ends of the V-shaped support 2, and the tops of the two ends of the V-shaped support 2 for mounting the ball screws 6 are of a plane structure perpendicular to the movement direction of the connecting block 302.
When overturning the workpiece by 90 degrees along the axial direction, the clamp can be lowered to the lowest position, the workpiece is directly supported by the ball head screw 6, the upper end surface of the ball head screw 6 is of a plane structure, and meanwhile, the support height of the ball head screw to the workpiece can be adjusted in a rotating mode, so that the machining is more convenient.
Still include ground beam guide rail 7 and fix in base 1 bottom and with ground beam guide rail 7 assorted removal guide rail 8, base 1 moves along appointed route through ground beam guide rail 7 and removal guide rail 8's cooperation.
The clamp is preferably used in a plurality of ways, that is, the clamps support different positions of the workpiece to ensure the stability of workpiece fixing, and the ground beam guide rail 7 and the moving guide rail 8 are mainly arranged to facilitate the adjustment of the positions of the ground beam guide rail and the moving guide rail by workers to adapt to the processing of different workpieces.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The utility model provides a V type anchor clamps for numerical control processing, its characterized in that includes base (1), V type support (2) and fixes on base (1) and lift driving piece (3) that is connected with V type support (2) the both ends of V type support (2) all are provided with the tight hydro-cylinder (4) of clamp that are connected with external oil pump, two the expansion end of pressing from both sides tight hydro-cylinder (4) sets up for relative, just be connected with on the activity end of pressing from both sides tight hydro-cylinder (4) and press from both sides tight briquetting (5), two press from both sides tight hydro-cylinder (4) and drive in step and press from both sides tight briquetting (5) motion to press from both sides tight support to the work piece.
2. The V-shaped clamp for numerical control machining according to claim 1, wherein the lifting driving piece (3) comprises a lifting oil cylinder (301) connected with an external oil pump, the lifting oil cylinder (301) is fixed on the base (1), the movable end of the lifting oil cylinder (301) is fixedly connected with the V-shaped support (2), and the movable end of the lifting oil cylinder (301) moves along the vertical direction to adjust the height position of the V-shaped support (2).
3. The V-shaped clamp for numerical control machining according to claim 2, characterized in that a connecting block (302) fixedly connected to the V-shaped support (2) is arranged on one side of the lifting oil cylinder (301), a containing cavity (303) for containing the connecting block (302) is formed on the base (1), and the connecting block (302) is arranged to be contained or extend out of the containing cavity (303) along with the movement of the V-shaped support (2).
4. The V-shaped clamp for numerical control machining according to claim 3, characterized in that a first wedge (304) is fixed at the bottom of the connecting block (302), a second wedge (305) matched with the first wedge (304) is fixed on the base (1), and the connecting block (302) extends out of the accommodating cavity (303) along with the movement of the V-shaped support (2) so that the first wedge (304) and the second wedge (305) are attached to form a limiting structure for limiting the V-shaped support (2).
5. The V-shaped clamp for numerical control machining according to claim 4, wherein the surfaces of the first wedge (304) and the second wedge (305) which are attached to each other are of matched inclined structures.
6. The V-shaped clamp for numerical control machining according to claim 2 is characterized in that ball screws (6) for supporting a workpiece are further arranged at the tops of two ends of the V-shaped support (2), and the tops of two ends of the V-shaped support (2) for mounting the ball screws (6) are of a plane structure perpendicular to the movement direction of the connecting block (302).
7. The V-shaped clamp for numerical control machining according to claim 1 is characterized by further comprising a ground beam guide rail (7) and a moving guide rail (8) which is fixed at the bottom of the base (1) and matched with the ground beam guide rail (7), wherein the base (1) moves along a specified path through matching of the ground beam guide rail (7) and the moving guide rail (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121358921.7U CN215393873U (en) | 2021-06-18 | 2021-06-18 | V-shaped clamp for numerical control machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121358921.7U CN215393873U (en) | 2021-06-18 | 2021-06-18 | V-shaped clamp for numerical control machining |
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| Publication Number | Publication Date |
|---|---|
| CN215393873U true CN215393873U (en) | 2022-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121358921.7U Active CN215393873U (en) | 2021-06-18 | 2021-06-18 | V-shaped clamp for numerical control machining |
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| CN (1) | CN215393873U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115106766A (en) * | 2022-07-13 | 2022-09-27 | 武汉锐科光纤激光技术股份有限公司 | Clamp, screw machine and laser processing method |
-
2021
- 2021-06-18 CN CN202121358921.7U patent/CN215393873U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115106766A (en) * | 2022-07-13 | 2022-09-27 | 武汉锐科光纤激光技术股份有限公司 | Clamp, screw machine and laser processing method |
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