CN217942643U - Clamp for machining of numerical control lathe - Google Patents
Clamp for machining of numerical control lathe Download PDFInfo
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- CN217942643U CN217942643U CN202221332810.3U CN202221332810U CN217942643U CN 217942643 U CN217942643 U CN 217942643U CN 202221332810 U CN202221332810 U CN 202221332810U CN 217942643 U CN217942643 U CN 217942643U
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Abstract
The utility model discloses a clamp for numerical control lathe processing, which comprises a bottom plate, wherein two clamping components which are arranged in opposite directions are arranged above the bottom plate, each clamping component comprises a clamping cylinder, a clamping support and a plurality of clamping rods, the clamping cylinders are fixed on the bottom plate, and the clamping supports are driven by the clamping cylinders; the clamping support is of a U-shaped structure, a plurality of guide rods are fixed in the middle of the U-shaped structure, and springs are sleeved on the guide rods; the clamping bracket is provided with a plurality of through holes, and the plurality of clamping rods are respectively arranged in the through holes; the rear end of the clamping rod is of a hollow structure and is sleeved on the guide rod; the rear end of the clamping rod is provided with a convex annular surface, one end of the spring is propped against the clamping support, and the other end of the spring is propped against the annular surface of the clamping rod. The utility model discloses utilize the centre gripping subassembly that sets up in opposite directions to fix and wait to process the part, a plurality of supporting rods that set up on the centre gripping subassembly receive the spring action, can be used in the circumference of different positions, the disc of the different diameters of centre gripping, and the commonality is strong.
Description
Technical Field
The utility model relates to a metal processing technology field, in particular to an anchor clamps for numerical control lathe processing.
Background
The numerical control lathe is mainly used for cutting and processing inner and outer cylindrical surfaces, inner and outer conical surfaces with any taper angle, complex rotary inner and outer curved surfaces, cylindrical threads, conical threads and the like of shaft metal parts or disc metal parts, and can perform grooving, drilling, reaming, boring and the like. The numerical control machine tool automatically processes the processed parts according to a processing program programmed in advance.
The metal parts need to be fixed by a clamp when being processed, so that the phenomenon that the metal parts are not processed in place due to displacement and dislocation is avoided, and the processing precision is influenced. The metal part can be specially designed with an adaptive clamp according to the shape of the metal part, and after the machined part is replaced, a different clamp needs to be replaced. When a certain metal part is not machined any more, the matched clamp is also idle, and waste is caused.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides an anchor clamps for numerical control lathe processing, the commonality is strong, is applicable to fixed not unidimensional dish class metal part.
Therefore, the technical scheme of the utility model is that: a clamp for machining a numerical control lathe comprises a bottom plate, wherein two clamping assemblies which are arranged in opposite directions are arranged above the bottom plate, each clamping assembly comprises a clamping cylinder, a clamping support and a plurality of clamping rods, the clamping cylinders are fixed on the bottom plate, and the clamping supports are driven by the clamping cylinders and can move along the bottom plate; the clamping support is of a U-shaped structure, a plurality of guide rods are fixed in the middle of the U-shaped structure, and springs are sleeved on the guide rods; the clamping bracket is provided with a plurality of through holes arranged side by side, and the plurality of clamping rods are respectively arranged in the through holes; the front end of the clamping rod is a clamping part, and the rear end of the clamping rod is of a hollow structure and is sleeved on the guide rod; the rear end of the clamping rod is provided with a convex annular surface, one end of the spring is propped against the clamping support, and the other end of the spring is propped against the annular surface of the clamping rod.
The utility model is suitable for fixing the disc or disc-like metal parts with different diameters, the metal parts are placed on the bottom plate, and the clamping cylinder drives the clamping support to move in opposite directions; the supporting rod is under the effect of spring, the clamping part can stretch out to metal part department, because metal part is the arc surface towards supporting rod one side, metal part can be touch earlier to the supporting rod of intermediate position, and continue to impel the in-process of centre gripping support at the centre gripping cylinder, the supporting rod of intermediate position can follow the guide arm and move backward, compression spring, until centre gripping support stop motion, the length that the centre gripping support was stretched out to each supporting rod of unilateral this moment differs, under the effect of spring, with metal part's circumferential surface to the butt, fix metalloid disc part with the mode of multiple spot location, and the cooperation of supporting rod and spring, make anchor clamps can the disc of the different diameters of centre gripping.
Preferably, the bottom plate is provided with a guide rail, the bottom of each clamping support is provided with a sliding block matched with the guide rail, and the two clamping supports move oppositely or back to back along the guide rail. Be equipped with the guide rail on the bottom plate, make things convenient for the centre gripping support along bottom plate round trip movement, the centre gripping support removes in opposite directions can the centre gripping treat the processing metal part, and the back of the body removes mutually and can unclamp the metal part that processing is good, conveniently gets the piece.
Preferably, the clamping part at the front end of the clamping rod is fixed with a non-slip mat, the annular surface at the rear end is provided with a spring fixing groove, and the end part of the spring is fixed on the spring fixing groove. The non-slip mat can select the rubber material for use, increases the clamping part and treats the frictional force between the processing part, and the centre gripping is more firm.
Preferably, the inner diameter of the clamping rod is matched with the outer diameter of the guide rod, and the clamping rod can move relative to the guide rod. The clamping rod is sleeved on the guide rod, and the guide rod supports the clamping rod, so that the clamping rod can move more stably.
Preferably, a center mark is arranged on the bottom plate and comprises a plurality of concentric circles. In order to place the part to be processed at the middle position conveniently, set up the concentric circles on the bottom plate, the user can tentatively place the part, and the action symmetry of both sides centre gripping cylinder and centre gripping support can finely tune the position of part, makes it fixed, convenient processing at the bottom plate intermediate position.
Compared with the prior art, the beneficial effects of the utility model are that: the clamping assemblies arranged in opposite directions are utilized to fix parts to be machined, a plurality of clamping rods arranged on the clamping assemblies are under the action of springs and can act on the circumferences of different positions, discs of different diameters are clamped in a multi-point positioning mode, and the universality is high.
Drawings
The following detailed description is made with reference to the accompanying drawings and embodiments of the present invention
FIG. 1 is a schematic view of the structure of embodiment 1;
fig. 2 and 3 are schematic structural views of the clamping assembly;
FIG. 4 is a schematic view of a clamping bracket;
FIG. 5 is a schematic view of the operation of example 1;
fig. 6 is a schematic structural view of embodiment 2.
Labeled as: the clamping device comprises a bottom plate 1, a guide rail 11, a center mark 12, a clamping assembly 2, a clamping cylinder 21, a clamping bracket 22, a clamping rod 23, a sliding block 24, a rectangular groove 25, a guide rod 26, a through hole 27, an anti-skidding pad 28, an annular surface 29, a spring 3 and a metal part 4.
Detailed Description
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.
Example 1
The clamp comprises a bottom plate 1, wherein the bottom plate is fixed in a numerically controlled lathe and is provided with a guide rail 11 which is transversely arranged; the bottom plate top is equipped with two centre gripping subassemblies 2 that set up in opposite directions, and the centre gripping subassembly includes centre gripping cylinder 21, centre gripping support 22 and a plurality of supporting rod 23, and centre gripping cylinder 21 fixes on bottom plate 1, and centre gripping support 22 bottom is equipped with the slider 24 with the guide rail adaptation, and two centre gripping supports 22 are driven by centre gripping cylinder 21 separately, and along 11 or the back of the body move along the guide rail in opposite directions. Guide rail on the bottom plate makes things convenient for the centre gripping support along bottom plate round trip movement, and the centre gripping support removes in opposite directions can the centre gripping treat processing metal parts, and the metal parts that process can be loosened in the back of the body removal mutually, conveniently gets the piece.
The U-shaped clamping support 22 is of a rectangular structure, a rectangular groove 25 is formed in the upper portion of the U-shaped clamping support, a plurality of guide rods 26 are arranged in the rectangular groove 25 side by side, the rear ends of the guide rods 26 are fixed to the rear side wall of the rectangular groove, the front ends of the guide rods face the front side wall of the rectangular groove, through holes 27 penetrating through the front side wall of the rectangular groove are formed, and the through holes and the guide rods are located on the same straight line.
The front end of the clamping rod 23 is provided with a clamping part, and an anti-skid pad 28 is fixed on the clamping part; the rear end of the clamping rod is of a hollow structure, the clamping rod 23 is sleeved on the guide rod 26 after passing through the through hole 27 in the clamping support, the inner diameter of the clamping rod is matched with the outer diameter of the guide rod, the outer diameter of the clamping rod is matched with the inner diameter of the through hole, and the through hole and the guide rod support the clamping rod, so that the clamping rod can move more stably. The rear end of the clamping rod 23 is provided with a convex annular surface 29, and a spring fixing groove is formed in the annular surface; the guide rod 26 is sleeved with a spring 3, one end of the spring 3 is propped against the rear side wall of the rectangular groove 25, and the other end of the spring 3 is fixed on a spring fixing groove of the clamping rod 23.
When the device is used, the metal parts 4 such as discs are placed on the bottom plate 1, and the clamping cylinders 21 on the two sides drive the two clamping supports 22 to move oppositely; because metal part 4 is the arc surface towards clamping rod one side, the intermediate position is the most salient, so the clamping rod that is in the intermediate position can touch metal part earlier, continue to impel the in-process of centre gripping support at the centre gripping cylinder, the clamping rod of intermediate position can be contradicted by metal part, move backward along the guide arm, compression spring, until centre gripping support stop motion, the length that the clamping rod stretches out centre gripping support is different in each position this moment, the clamping rod of shortest department is in extreme position, the spring is compressed to the end, avoid metal part 4 to be processed, receive the effort of processing and shift, the clamping rod of shortest department can restrict moving about metal part, both sides centre gripping subassembly application of force is even, it is fixed to make metal part can push away the intermediate position, conveniently process on next step, guarantee the machining precision. The positions of the clamping parts on the single side are distributed in an arc shape and are attached to the circumferential surface of the metal part, and the clamping rods are limited by the guide rod and the through holes and only can move left and right along the guide rod, so that the metal part can be limited to move back and forth except for the clamping rods at the shortest positions after the rest of the clamping rods are abutted against the side surface of the metal part.
After the machining is finished, the clamping cylinder 21 drives the clamping support 22 to be separated, each clamping rod 23 resets under the action of the spring 3, the same length is restored, and the next metal part to be machined is clamped conveniently.
Example 2
The structure of the present embodiment is the same as that of embodiment 1, except that: in order to facilitate the quick positioning of the metal parts, a center mark 12 is arranged at the center of the bottom plate 1, and the center mark may be a plurality of concentric circles. The user can select the circle of suitable diameter size, and the metal parts that will treat processing tentatively places on this circle, when waiting to the action of both sides centre gripping cylinder and centre gripping support, only need finely tune the position of part can, realize quick location, convenient processing.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the fan belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. The utility model provides a anchor clamps for numerical control lathe processing which characterized in that: the clamping device comprises a bottom plate, wherein two clamping assemblies which are arranged in opposite directions are arranged above the bottom plate, each clamping assembly comprises a clamping cylinder, a clamping bracket and a plurality of clamping rods, the clamping cylinders are fixed on the bottom plate, and the clamping brackets are driven by the clamping cylinders and can move along the bottom plate; the clamping support is of a U-shaped structure, a plurality of guide rods are fixed in the middle of the U-shaped structure, and springs are sleeved on the guide rods; the clamping bracket is provided with a plurality of through holes arranged side by side, and the plurality of clamping rods are respectively arranged in the through holes; the front end of the clamping rod is a clamping part, and the rear end of the clamping rod is of a hollow structure and is sleeved on the guide rod; the rear end of the clamping rod is provided with a convex annular surface, one end of the spring is propped against the clamping support, and the other end of the spring is propped against the annular surface of the clamping rod.
2. The jig for numerically controlled lathe machining according to claim 1, characterized in that: the bottom plate is provided with a guide rail, the bottom of each clamping support is provided with a sliding block matched with the guide rail, and the two clamping supports move oppositely or back to back along the guide rail.
3. The jig for numerically controlled lathe machining according to claim 1, wherein: the clamping device is characterized in that a non-slip mat is fixed on the clamping portion at the front end of the clamping rod, a spring fixing groove is formed in the annular surface at the rear end, and the end portion of the spring is fixed on the spring fixing groove.
4. The jig for numerically controlled lathe machining according to claim 1, characterized in that: the inner diameter of the clamping rod is matched with the outer diameter of the guide rod, and the clamping rod can move relative to the guide rod.
5. The jig for numerically controlled lathe machining according to claim 1, characterized in that: the bottom plate is provided with a center mark, and the center mark comprises a plurality of concentric circles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221332810.3U CN217942643U (en) | 2022-05-30 | 2022-05-30 | Clamp for machining of numerical control lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221332810.3U CN217942643U (en) | 2022-05-30 | 2022-05-30 | Clamp for machining of numerical control lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217942643U true CN217942643U (en) | 2022-12-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221332810.3U Active CN217942643U (en) | 2022-05-30 | 2022-05-30 | Clamp for machining of numerical control lathe |
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| CN (1) | CN217942643U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116430161A (en) * | 2023-06-15 | 2023-07-14 | 陕西西高电气科技有限公司 | Power distribution cabinet component load testing device |
-
2022
- 2022-05-30 CN CN202221332810.3U patent/CN217942643U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116430161A (en) * | 2023-06-15 | 2023-07-14 | 陕西西高电气科技有限公司 | Power distribution cabinet component load testing device |
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