CN210995988U - Anchor clamps and digit control machine tool of digit control machine tool - Google Patents
Anchor clamps and digit control machine tool of digit control machine tool Download PDFInfo
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- CN210995988U CN210995988U CN201921722755.7U CN201921722755U CN210995988U CN 210995988 U CN210995988 U CN 210995988U CN 201921722755 U CN201921722755 U CN 201921722755U CN 210995988 U CN210995988 U CN 210995988U
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Abstract
The utility model discloses an anchor clamps and digit control machine tool of digit control machine tool, wherein, the anchor clamps of digit control machine tool include: a substrate; the clamping part comprises a pressing block assembly and a fixing block fixed on the substrate, the fixing block is used for placing a workpiece, the pressing block assembly comprises a first driving device and a pressing block connected with an output shaft of the first driving device, and the first driving device is used for driving the pressing block to be close to or far away from the fixing block so as to clamp or loosen the workpiece; and the female die is fixed in the fixing block, and a punching hole matched with the punch is formed in the female die. The utility model discloses a punching press die structure merges with the CNC anchor clamps, accomplishes processing in one process, need not to move the work piece, shortens the shaping manufacturing procedure processing procedure, has reduced the clamping error, has improved machining efficiency.
Description
Technical Field
The utility model relates to a numerical control field, concretely relates to anchor clamps and digit control machine tool of digit control machine tool.
Background
The traditional machining is that a common machine tool is operated manually, metal is cut by shaking a mechanical cutter during machining, and the precision of a product is measured by using tools such as calipers and the like by eyes. Modern industries have already operated by using machine tools controlled by computer digitalization, and numerical control machine tools can automatically and directly process any product according to programs programmed by technicians in advance. This is what we say "numerical control machining". Numerical Control is short for Numerical Control (CNC), Numerical Control technology is a method for controlling mechanical motion and processing process by using digital information, and Numerical Control processing is widely applied to any field of all mechanical processing, and is more a development trend and an important technical means of die processing.
The stamping is a forming method in which a press and a die are used to apply external force to a plate, a strip, a pipe, a profile, etc. to cause plastic deformation or separation, thereby obtaining a workpiece (stamped part) of a desired shape and size. The die used for stamping is called stamping die, and is called stamping die for short. A die is a specialized workpiece that batch processes materials (metallic or non-metallic) into the desired punches. The punching die is provided with a metal part punch, which is also called a male die, an upper film, a male film, a punching needle and the like, and the punch separates or plastically deforms a processed workpiece to obtain a required finished product or semi-finished product. Some workpieces need to have not only a punch forming structure, but also other characteristics of numerical control machining, such as milling machine machining and the like. The traditional way is that directly use stamping die earlier to carry out the punching press, then shift the work piece to next process and carry out CNC processing, and the conversion process carries out the clamping error grow that the contour machining can make between the different processes, leads to production efficiency to reduce, increases process turnover number of times, increases the problem that the stock is dull.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an anchor clamps and digit control machine tool of digit control machine tool aims at solving current work piece and carries out the punching press process after, need shift to next process and carry out CNC processing, the big problem of clamping error.
In order to achieve the above object, the utility model provides an anchor clamps of digit control machine tool, include:
a substrate;
the clamping part comprises a pressing block assembly and a fixing block fixed on the substrate, the fixing block is used for placing a workpiece, the pressing block assembly comprises a first driving device and a pressing block connected with an output shaft of the first driving device, and the first driving device is used for driving the pressing block to be close to or far away from the fixing block so as to clamp or loosen the workpiece;
and the female die is fixed in the fixing block, and a punching hole matched with the punch is formed in the female die.
Preferably, the clamp of the numerical control machine further comprises an ejection part, the ejection part comprises a second driving device and an ejection block connected with an output shaft of the second driving device, and the ejection block is used for ejecting the workpiece under the driving of the second driving device.
Preferably, the second driving device is fixed at the bottom of the substrate, and a first through hole for the output shaft of the second driving device to pass through is formed in the substrate.
Preferably, the fixture of the numerical control machine further comprises a positioning assembly, the positioning assembly comprises a third driving device and a positioning block connected with an output shaft of the third driving device, and the positioning block is provided with a positioning groove for accommodating the workpiece.
Preferably, the pressing block comprises a first pressing block and a second pressing block which are connected with each other, the second pressing block is located between the first pressing block and the fixing block, the first pressing block is a rigid pressing block, and the second pressing block is an elastic pressing block.
Preferably, the briquetting is equipped with the groove of stepping down, the groove of stepping down is used for supplying the drift is through reaching the punching press hole of die.
Preferably, the upper surface of the female die is flush with the upper surface of the fixing block.
Preferably, the first driving device is fixed at the bottom of the substrate, and a second through hole for the output shaft of the first driving device to pass through is formed in the substrate.
Preferably, the number of the clamping parts is multiple.
Furthermore, the utility model also provides a digit control machine tool, including bed frame, handle of a knife, drift and the aforesaid the anchor clamps of digit control machine tool, the anchor clamps of handle of a knife and digit control machine tool are all installed on the bed frame, drift detachably installs the tip of handle of a knife.
The technical scheme of the utility model in, clamping portion includes the briquetting subassembly and fixes fixed block on the base plate, the briquetting subassembly include first drive arrangement and with the briquetting of first drive arrangement's output shaft, the work piece is placed on the fixed block, and the die is fixed in the fixed block, need add man-hour to the work piece, first drive arrangement drive briquetting removes to the direction of fixed block, until pressing from both sides the work piece tight, then control the drift carries out the punching press to the work piece, and the drift reaches the punching press hole of die, and the drift extrusion work piece warp stamping forming simultaneously, carries out other CNC precision finishing to the work piece again, for example milling machine processing etc.. Of course, the order of stamping and other CNC precision machining may be reversed. The utility model discloses a punching press die structure merges with the CNC anchor clamps, accomplishes processing in one process, need not to move the work piece, shortens the shaping manufacturing procedure processing procedure, has reduced the clamping error, has improved machining efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of a clamp of a numerically-controlled machine tool according to an embodiment of the present invention;
fig. 2 is a partial structural schematic view of a clamp of a numerically-controlled machine tool according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a fixing block of a clamp of a numerically-controlled machine tool according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a concave die of a fixture of a numerically-controlled machine tool according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a positioning assembly of a fixture of a numerically-controlled machine tool according to an embodiment of the present invention.
The reference numbers illustrate:
the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
The present invention refers to "upper" and "lower" based on the orientation shown in fig. 1, that is, the "upper" and "lower" referred to by the present invention correspond to the upper and lower orientations of fig. 1, and are only used to explain the relative position relationship between the components under the posture shown in fig. 1, if the specific posture is changed, the directional indication is correspondingly changed accordingly.
The utility model provides a clamp of numerical control machine tool, as shown in figure 1, figure 2 and figure 4, include:
a substrate 1;
the clamping part 2 comprises a pressing block assembly 21 and a fixing block 22 fixed on the substrate 1, the fixing block 22 is used for placing the workpiece 6, the pressing block assembly 21 comprises a first driving device 211 and a pressing block 212 connected with an output shaft of the first driving device 211, and the first driving device 211 is used for driving the pressing block 212 to be close to or far away from the fixing block 22 so as to clamp or loosen the workpiece 6;
and the female die 3 is fixed in the fixing block 22, and a punching hole 31 matched with the punch is formed in the female die 3.
The utility model discloses a processing of the preceding frame product of TV set can be applied to the anchor clamps of digit control machine tool, but also not only is not limited to above-mentioned product. The bosses of the front frame product require boss punch forming from the back and contain other CNC machined features such as milling. The front frame product is firstly placed on the fixing block 22 and the female die 3, and then the first driving device 211 is controlled to drive the pressing block 212 to move downwards until the pressing block 212 presses the front frame product, so that the front frame product is prevented from moving in the machining process. The front frame product is then stamped by a punch which deforms the front frame product and which enters the stamping hole 31 of the female die 3. After the punching is finished, the front frame product does not need to be moved, and other cutters are switched to perform other CNC machining, such as milling cutter machining. The utility model discloses a machine tool clamp can merge stamping process and other CNC manufacturing procedure (for example milling machine processing), shortens the shaping manufacturing procedure processing procedure, reduces the clamping error, improves machining efficiency.
As shown in fig. 2, further, the jig of the numerically controlled machine tool further includes an ejection part 4, the ejection part 4 includes a second driving device 41 and an ejection block 42 connected to an output shaft of the second driving device 41, and the ejection block 42 is used for ejecting the workpiece 6 under the driving of the second driving device 41. The number of the ejection portions 4 may be two, and the two ejection portions 4 are respectively located at both sides of the clamping portion 2. Before processing, the workpiece 6 is placed at the upper ends of the ejector blocks and the fixed blocks 22, after the processing is finished, the second driving device 41 drives the ejector blocks 42 to move upwards, and the workpiece 6 is jacked upwards by the ejector blocks 42 so as to realize unloading action and prevent the workpiece 6 from being adhered to the female die 3.
Specifically, the second driving device 41 is fixed at the bottom of the substrate 1, and the substrate 1 is provided with a first through hole (not shown) for passing an output shaft of the second driving device 41. The output shaft of the second driving device 41 passes through the first through hole and is connected with the bottom of the top block 42, so that the structure is compact, and the space is saved. The top block 42 can be arranged to be flush with the upper surface of the female die 3, and after the machining is completed, the second driving device 41 drives the top block 42 to move upwards, so that the workpiece 6 can leave the female die 3.
Furthermore, the clamp of the numerical control machine further includes a positioning assembly, as shown in fig. 1 and 5, the positioning assembly includes a third driving device 51 and a positioning block 52 connected to an output shaft of the third driving device 51, and a positioning groove 521 for accommodating the workpiece 6 is disposed on the positioning block 52. The third driving device 51 is fixed on the substrate 1, an output shaft of the third driving device 51 can be parallel to the substrate 1, after the clamping part 2 clamps the workpiece 6, the third driving device 51 drives the positioning block 52 to move towards the workpiece 6 until part of the workpiece 6 is accommodated in the positioning groove 521, so that the positioning of the positioning block 52 on the workpiece 6 is realized, the workpiece 6 is further prevented from moving during machining, and the machining precision is improved. The positioning block 52 is disposed facing the clamping portion 2, and both sides of the workpiece 6 can be fixed. The positioning groove 521 can be a U-shaped groove, and the specific size can be set according to the workpiece 6 to be processed.
More specifically, as shown in fig. 2, the pressing block 212 includes a first pressing block 2121 and a second pressing block 2122 connected to each other, the second pressing block 2122 is located between the first pressing block 2121 and the fixed block 22, the first pressing block 2121 is a rigid pressing block, and the second pressing block 2122 is an elastic pressing block. When the workpiece 6 is clamped, the second pressing block 2122 is in direct contact with the workpiece 6, so that the pressing block 212 is prevented from damaging the workpiece 6. The first pressing block 2121 may be made of steel, and the second pressing block 2122 may be made of high-strength rubber.
As a preferred embodiment, as shown in fig. 3, the pressing piece 212 is provided with an abdicating groove 2123, and the abdicating groove 2123 is used for the punch to pass through to the punching hole 31 of the die 3. The receding groove 2123 can be a U-shaped groove, and the pressing block 212 positioned on two sides of the U-shaped groove can be used for pressing the workpiece 6, so that the workpiece 6 is prevented from moving, and the machining precision is improved.
The upper surface of the female die 3 of the embodiment is flush with the upper surface of the fixing block 22, so that the flatness and stability of the workpiece 6 during placement are ensured. As shown in fig. 3 and 4, the female die 3 is provided with a threaded hole 32, the fixing block 22 is provided with a receiving groove 221 for receiving the fixing block 22, and the female die 3 is fixed in the receiving groove 221 by a screw.
As shown in fig. 1 and 2, the first driving device 211 is fixed at the bottom of the substrate 1, and the substrate 1 is provided with a second through hole (not shown) for the output shaft of the first driving device 211 to pass through, so that the compactness of the whole structure is improved, and the space is saved.
The quantity of clamping portion 2 of this embodiment is a plurality of, and a plurality of clamping portion 2 intervals set up, can accomplish the processing in different positions on work piece 6 simultaneously, improve machining efficiency.
The first driving device 211, the second driving device 41 and the third driving device 51 may be air cylinders or hydraulic cylinders, and of course, in other embodiments, they may also be electric push rods, such as trapezoidal screw rod type linear actuators, ball screw rod type linear actuators, planetary roller screw rod type linear actuators, and planetary roller screw rod type linear actuators, which are not described herein again.
Furthermore, the utility model also provides a digit control machine tool, including the anchor clamps of bed frame, handle of a knife, drift and foretell digit control machine tool, the anchor clamps of handle of a knife and digit control machine tool are all installed on the bed frame, and drift detachably installs the tip at the handle of a knife. When the workpiece 6 needs to be punched, the punch is arranged on the cutter handle, other CNC machining is needed, the cutter can be switched, for example, a milling cutter can be arranged on the cutter handle, and the milling machine machining is completed. The specific structure of the clamp of the numerical control machine tool refers to the above embodiments, and since the numerical control machine tool adopts all the technical solutions of all the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and no further description is given here.
The above only is the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.
Claims (10)
1. The utility model provides a anchor clamps of digit control machine tool which characterized in that includes:
a substrate;
the clamping part comprises a pressing block assembly and a fixing block fixed on the substrate, the fixing block is used for placing a workpiece, the pressing block assembly comprises a first driving device and a pressing block connected with an output shaft of the first driving device, and the first driving device is used for driving the pressing block to be close to or far away from the fixing block so as to clamp or loosen the workpiece;
and the female die is fixed in the fixing block, and a punching hole matched with the punch is formed in the female die.
2. The jig for the numerical control machine tool according to claim 1, further comprising an ejection part including a second driving means and an ejector block connected to an output shaft of the second driving means, the ejector block being for ejecting the workpiece by the driving of the second driving means.
3. The jig for the numerical control machine tool according to claim 2, wherein the second driving means is fixed to a bottom of the base plate, and the base plate is provided with a first through hole through which an output shaft of the second driving means passes.
4. The apparatus of claim 1, further comprising a positioning assembly, wherein the positioning assembly comprises a third driving device and a positioning block connected to an output shaft of the third driving device, and the positioning block is provided with a positioning groove for receiving the workpiece.
5. The clamp of numerical control machine tool according to claim 1, wherein the pressing block comprises a first pressing block and a second pressing block which are connected with each other, the second pressing block is located between the first pressing block and the fixed block, the first pressing block is a rigid pressing block, and the second pressing block is an elastic pressing block.
6. The clamp of the numerical control machine tool according to any one of claims 1 to 5, wherein the pressing block is provided with a relief groove for the punch to pass through to the punching hole of the die.
7. The jig of a numerical control machine tool according to any one of claims 1 to 5, wherein an upper surface of the die is flush with an upper surface of the fixing block.
8. The clamp of numerical control machine tool according to any one of claims 1 to 5, wherein the first driving device is fixed to a bottom of the base plate, and the base plate is provided with a second through hole for an output shaft of the first driving device to pass through.
9. The jig for a numerical control machine tool according to any one of claims 1 to 5, wherein the number of the clamping parts is plural.
10. A numerical control machine tool is characterized by comprising a base frame, a tool shank, a punch and a clamp of the numerical control machine tool as claimed in any one of claims 1 to 9, wherein the tool shank and the clamp of the numerical control machine tool are both mounted on the base frame, and the punch is detachably mounted at the end part of the tool shank.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921722755.7U CN210995988U (en) | 2019-10-14 | 2019-10-14 | Anchor clamps and digit control machine tool of digit control machine tool |
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| CN201921722755.7U CN210995988U (en) | 2019-10-14 | 2019-10-14 | Anchor clamps and digit control machine tool of digit control machine tool |
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| CN210995988U true CN210995988U (en) | 2020-07-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114523045A (en) * | 2022-04-24 | 2022-05-24 | 南通新强机床制造有限公司 | Clamp for machine tool and machine tool using same |
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2019
- 2019-10-14 CN CN201921722755.7U patent/CN210995988U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114523045A (en) * | 2022-04-24 | 2022-05-24 | 南通新强机床制造有限公司 | Clamp for machine tool and machine tool using same |
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