CN215200905U - Clamping mechanism and numerical control machine tool with same - Google Patents
Clamping mechanism and numerical control machine tool with same Download PDFInfo
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- CN215200905U CN215200905U CN202121452171.XU CN202121452171U CN215200905U CN 215200905 U CN215200905 U CN 215200905U CN 202121452171 U CN202121452171 U CN 202121452171U CN 215200905 U CN215200905 U CN 215200905U
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Abstract
The utility model provides a fixture and have its digit control machine tool, wherein fixture is including getting a chuck, placing chuck, support body and power pack, places the chuck and is provided with the push plate and places the clamping jaw, is provided with on the push plate and dodges the notch, places the chuck and gets a chuck and become the contained angle setting on the support body, and the support body setting drives the rotation through power pack on power pack's output shaft. A double-chuck structure of a workpiece taking chuck and a workpiece placing chuck is designed on the clamping mechanism, so that the workpiece which is processed by the workpiece taking chuck is taken down, and then the workpiece to be processed is placed by the workpiece placing chuck; and in the feeding area, the workpiece taking chuck is used for placing the processed workpiece, and the workpiece to be processed is taken by the placing chuck. Meanwhile, the workpiece taking chuck and the workpiece placing chuck rotate through the power unit, so that the workpiece taking and placing chucks can take and place workpieces at the same place. When the clamping mechanism is applied to a numerical control machine tool, the purpose of efficiently replacing workpieces for processing can be realized.
Description
Technical Field
The utility model relates to the field of mechanical equipment, specificly relate to a fixture and have its digit control machine tool.
Background
The numerically controlled lathe is one of the widely used numerically controlled machines at present. The cutting tool is mainly used for cutting and processing inner and outer cylindrical surfaces of shaft parts or disc parts, inner and outer conical surfaces with any taper angles, complex rotary inner and outer curved surfaces, cylindrical threads, conical threads and the like, 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 machining process route, process parameters, tool motion track, displacement, cutting parameters and auxiliary functions of the part are compiled into a machining program list according to instruction codes and program formats specified by the numerical control machine, and then the content in the program list is recorded on a control medium and then input into a numerical control device of the numerical control machine, so that the machine tool is instructed to machine the part.
When the existing numerical control lathe is operated, the workpiece needs to be placed manually, and then automatic machining can be carried out. However, in the current process, many workpieces are produced in batches, and if the workpieces are manually placed, the process efficiency is relatively slow.
SUMMERY OF THE UTILITY MODEL
The utility model provides a fixture and have its digit control machine tool aims at improving the problem that current digit control lathe does not have dedicated work piece and places anchor clamps.
The utility model discloses a realize like this: a clamping mechanism comprising:
the workpiece taking chuck is used for clamping, taking and placing a workpiece;
the workpiece clamping device comprises a placing chuck, a pushing plate and a placing clamping jaw, wherein the clamping end face of the placing chuck is provided with the pushing plate and the placing clamping jaw, the pushing plate is arranged in a sliding mode in the direction away from or close to the clamping end face of the placing chuck, an avoiding notch is formed in the pushing plate, and the placing clamping jaw moves in the avoiding notch to clamp and take workpieces;
the rack body is provided with an included angle between the placing chuck and the picking chuck; and
and the frame body is arranged on an output shaft of the power unit and is driven to rotate by the power unit.
Preferably, a pushing piece is arranged on the pushing plate, and the pushing piece is arranged on the placing chuck.
Preferably, the pushing member is a spring, a cylinder or a linear motor.
Preferably, the pushing member is a spring, the number of the springs is multiple, and the springs are connected and arranged between the pushing plate and the placing chuck.
Preferably, the clamping end of the workpiece taking chuck is provided with a workpiece taking clamping jaw, and a flexible block is arranged on the workpiece taking clamping jaw.
Preferably, a clamping groove is formed in the clamping surface of the flexible block.
Preferably, the placing chuck and the taking chuck are three-jaw chucks or four-jaw chucks.
Preferably, the placing chuck and the taking chuck are arranged on the rack body at an angle of 90 degrees.
Preferably, the frame body is a right-angle triangular prism, and the placing chuck and the taking chuck are respectively positioned on two right-angle side surfaces of the right-angle triangular prism.
The numerical control machine tool with the clamping mechanism is further provided, and the numerical control machine tool with the clamping mechanism comprises the clamping mechanism.
The utility model has the advantages that:
1. a double-chuck structure of a workpiece taking chuck and a workpiece placing chuck is designed on the clamping mechanism, so that the workpiece which is processed by the workpiece taking chuck is taken down, and then the workpiece to be processed is placed by the workpiece placing chuck; and in the feeding area, the workpiece taking chuck is used for placing the processed workpiece, and the workpiece to be processed is taken by the placing chuck. When the clamping mechanism is applied to a numerical control machine tool, the purpose of efficiently replacing workpieces for processing can be realized.
2. When fixture used on the digit control machine tool, driving fixture through cross rail and cylinder and removing on three-dimensional space, and get a chuck and place the chuck and then rotate through power pack for get a chuck and place the chuck and can get the work piece in same place and put, improve practicality and convenience, equipment is more simple and convenient relatively on automated control.
3. The pushing plate is arranged on the placing clamp head, so that the workpiece can be conveniently placed on the clamp in a propping mode, the placing and stabilizing effects are achieved, and the effect of stably installing the workpiece on the numerical control machine tool is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a perspective view of a clamping mechanism in an embodiment of the invention at a first viewing angle;
fig. 2 is a perspective view of a clamping mechanism according to an embodiment of the present invention at a second viewing angle;
FIG. 3 is a partial view of a clamping mechanism according to an embodiment of the present invention;
fig. 4 is a schematic view of a push plate of a clamping mechanism according to an embodiment of the present invention.
Description of reference numerals:
10. a pickup chuck; 101. a workpiece taking clamping jaw; 102. a flexible block;
1021. a card slot;
20. placing a chuck; 201. A push plate; 202. Placing a clamping jaw;
2011. avoiding the notch; 2012. A pusher member;
30. a frame body;
40. and a power unit.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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 work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. 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 the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The first embodiment,
Referring to fig. 1 to 4, the present embodiment provides a clamping mechanism, which includes a pick-off chuck 10, a placing chuck 20, a frame 30 and a power unit 40, wherein the pick-off chuck 10 is used for clamping, picking and placing a workpiece; the clamping end face of the placing chuck 20 is provided with a pushing plate 201 and a placing clamping jaw 202, an avoiding notch 2011 is formed in the pushing plate 201, and the placing clamping jaw 202 moves in the avoiding notch 2011 to clamp and take workpieces. The placing chuck 20 and the taking chuck 10 are arranged on the frame body 30 at an included angle. The frame body 30 is disposed on an output shaft of the power unit 40 and is driven to rotate by the power unit 40.
Use fixture on digit control machine tool in this embodiment to realize through cross slide rail, linear rail or cylinder etc. that fixture carries out the removal on the three-dimensional space in the digit control machine tool, can also adopt the manipulator to drive, the moving means in three-dimensional space is mature technique among the prior art, does not give unnecessary detail here. Set up the district of placing of a material dish on digit control machine tool, fixture move between the (holding) chuck of digit control machine tool and material dish can, realize getting a chuck 10 and place chuck 20 and can get the work piece in same place, improve practicality and convenience, equipment is more simple and convenient relatively in automated control.
Specifically, as shown in fig. 1 and 2, a double-chuck structure of a workpiece taking chuck 10 and a workpiece placing chuck 20 is designed on a clamping mechanism, so that the workpiece taking chuck 10 takes down a workpiece after processing, and then the workpiece to be processed is placed by the workpiece placing chuck 20; in the placing area, the workpiece-removing chuck 10 removes the workpiece that has been processed, and the placing chuck 20 removes the workpiece to be processed. Meanwhile, in order to provide stable rotating power, the power unit 40 may be a rotating cylinder, so that the purpose that the workpiece taking chuck 10 and the workpiece placing chuck 20 rotate along with the rotating cylinder is achieved, and the purpose that efficient workpiece replacement and processing can be achieved through a clamping mechanism is achieved.
As shown in fig. 2, in the embodiment, the pushing plate 201 is provided with a pushing member 2012, and the pushing member 2012 is provided on the placing chuck 20. The pushing member 2012 is a spring, a cylinder or a linear motor. When the workpiece is installed, the pushing plate 201 can be pushed to place the workpiece, so that the workpiece is stably clamped.
Specifically, as shown in fig. 2 and 4, taking the pushing element 2012 as a spring as an example, when the chuck 20 is placed to clamp a workpiece, the workpiece will push against the pushing plate 201, so that the spring is compressed, and then the clamping jaw on the chuck 20 is placed to slide in the avoiding notch 2011, and the workpiece is clamped and taken. When a workpiece is placed, the workpiece is aligned to a chuck of a numerical control machine tool, the clamping jaw is loosened, the workpiece is pushed by the pushing plate 201 and placed into the chuck, and the purpose of stably placing the workpiece is achieved.
Further, in order to reduce the weight of the pushing plate 201, the opening area of the avoiding notch 2011 may be increased. For example, the opening angle of the three avoidance notches 2011 formed in the push plate 201 is 115 degrees, and the area reserved in the middle position is smaller than the area of the cross section of the workpiece, so that the clamping jaw for placing the chuck 20 can clamp the workpiece, and the practicability of the clamping mechanism is improved.
In this embodiment, the pushing member 2012 is a spring, and a plurality of springs are disposed between the pushing plate 201 and the placing chuck 20. The springs provide elasticity, so that the workpiece can be accurately pushed into the chuck of the numerical control machine tool with enough elasticity, the pushing plate 201 does not provide stable clamping force, and the practicability of the clamping mechanism is improved.
As shown in fig. 2, the gripping end of the picking chuck 10 of this embodiment is provided with a picking jaw 101, and the picking jaw 101 is provided with a flexible block 102. The workpiece taking chuck 10 is used for taking a machined workpiece, and in order to avoid damage caused during clamping between the workpiece taking clamping jaw 101 and the workpiece, the flexible block 102 is used for protection, so that the integrity of the workpiece is ensured, and the practicability of the clamping mechanism is improved.
As shown in fig. 3, the clamping surface of the flexible block 102 of the present embodiment is provided with a clamping groove 1021. For example, since the clamping groove 1021 is formed with a corresponding screw structure for improving clamping stability by performing screw processing on a workpiece, clamping can be performed in an engaging manner to improve clamping stability.
In this embodiment, the placing chuck 20 and the picking chuck 10 are three-jaw chucks or four-jaw chucks. Three-jaw chuck and four-jaw chuck can realize the firm centre gripping to the work piece, can effectually prevent that the work piece of centre gripping from dropping at the removal in-process, are convenient for fix a position simultaneously, improve fixture's practicality.
As shown in fig. 1 and 2, the placing chuck 20 and the picking chuck 10 are disposed on the frame body 30 at an angle of 90 °. The support body 30 is the right angle triangular prism, places chuck 20 and gets a chuck 10 and be located the two right angle sides of right angle triangular prism respectively, and corresponding power pack 40 can install on the side of the triangle hypotenuse of right angle triangular prism, realizes controlling with specific structure, can be comparatively simple and convenient in control programming. Meanwhile, the 90-degree structural design is relatively convenient for installing the placing chuck 20 and the taking chuck 10, the rotating stroke is well coordinated, and the practicability of the clamping mechanism is improved.
Example II,
Referring to fig. 1, the present embodiment provides a numerically controlled machine tool with a clamping mechanism, including the clamping mechanism described in the first embodiment. The clamping mechanism is applied to the numerical control machine tool, manual operation is not needed when a workpiece is taken and placed, the automation degree of the numerical control machine tool is further improved, the workpiece processing efficiency is improved, manual operation steps are reduced, and corresponding risks are reduced.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A clamping mechanism, comprising:
the workpiece taking chuck is used for clamping, taking and placing a workpiece;
the workpiece clamping device comprises a placing chuck, a pushing plate and a placing clamping jaw, wherein the clamping end face of the placing chuck is provided with the pushing plate and the placing clamping jaw, the pushing plate is arranged in a sliding mode in the direction away from or close to the clamping end face of the placing chuck, an avoiding notch is formed in the pushing plate, and the placing clamping jaw moves in the avoiding notch to clamp and take workpieces;
the rack body is provided with an included angle between the placing chuck and the picking chuck; and
and the frame body is arranged on an output shaft of the power unit and is driven to rotate by the power unit.
2. The clamping mechanism of claim 1, wherein: the pushing plate is provided with a pushing piece, and the pushing piece is arranged on the placing chuck.
3. The clamping mechanism of claim 2, wherein: the pushing piece is a spring, a cylinder or a linear motor.
4. The clamping mechanism of claim 2, wherein: the pushing piece is a spring, the springs are arranged in a plurality, and the springs are connected and arranged between the pushing plate and the placing chuck.
5. The clamping mechanism of claim 1, wherein: the clamping end of the piece taking chuck is provided with a piece taking clamping jaw, and a flexible block is arranged on the piece taking clamping jaw.
6. The clamping mechanism of claim 5, wherein: and a clamping groove is formed in the clamping surface of the flexible block.
7. The clamping mechanism of claim 1, wherein: the placing chuck and the taking chuck are three-jaw chucks or four-jaw chucks.
8. The clamping mechanism of claim 1, wherein: the placing chuck and the taking chuck are arranged on the frame body at an angle of 90 degrees.
9. The clamping mechanism of claim 1, wherein: the support body is right angle triangular prism, place the chuck with get a chuck and be located respectively on the two right angle sides of right angle triangular prism.
10. A numerically controlled machine tool with a clamping mechanism, characterized in that it comprises a clamping mechanism according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121452171.XU CN215200905U (en) | 2021-06-29 | 2021-06-29 | Clamping mechanism and numerical control machine tool with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121452171.XU CN215200905U (en) | 2021-06-29 | 2021-06-29 | Clamping mechanism and numerical control machine tool with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215200905U true CN215200905U (en) | 2021-12-17 |
Family
ID=79431788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121452171.XU Active CN215200905U (en) | 2021-06-29 | 2021-06-29 | Clamping mechanism and numerical control machine tool with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215200905U (en) |
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2021
- 2021-06-29 CN CN202121452171.XU patent/CN215200905U/en active Active
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