CN212398841U - Precision workpiece machining clamp - Google Patents
Precision workpiece machining clamp Download PDFInfo
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- CN212398841U CN212398841U CN202020039805.8U CN202020039805U CN212398841U CN 212398841 U CN212398841 U CN 212398841U CN 202020039805 U CN202020039805 U CN 202020039805U CN 212398841 U CN212398841 U CN 212398841U
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Abstract
This application belongs to work piece holder technical field, especially relates to a precision grade work piece adds clamping apparatus, the precision grade work piece adds clamping apparatus of this application, and first fixed subassembly has the first dead lever that rotates and compresses tightly this side of waiting to process the work piece, just can leave the middle part region of this work piece for can carry out the trompil processing through the processing apparatus of outside to this middle part of waiting to process the work piece. The second fixing rod is further provided with a pressing piece, so that the middle of the workpiece to be machined can be fixed, the first fixing rod is rotated away from the workpiece to be machined, and the side edge of the workpiece to be machined can be machined to form the workpiece. Like this, just can locate this workpiece to be processed on the locating plate after need not to remove, just can fix the middle part and the side of this workpiece to be processed respectively to satisfy the demand to the different regional processing of this work piece, still can effectively ensure this workpiece to be processed's machining precision, and need not to dismantle the installation many times and can prevent that this workpiece to be processed's surface is by the fish tail.
Description
Technical Field
The application belongs to the technical field of workpiece fixture, especially relates to a precision grade workpiece machining anchor clamps.
Background
The tool clamp has wide application in the machining and assembling processes. Generally, a tool clamp can only clamp a standard workpiece, the clamping processing of a non-standard workpiece is usually careless, and the design of a new clamp is required according to the shape and the processing requirement of an actual workpiece. When the existing workpiece needs to be subjected to middle part hole opening and side edge processing, different fixing modes are needed to meet the requirements for processing different areas, so that the workpiece can be detached and fixed for multiple times, but the workpiece can be subjected to position deviation due to multiple times of detachment and installation, the precision is not high, and the surface of the product is easily scratched.
SUMMERY OF THE UTILITY MODEL
The application aims to provide a precision workpiece machining clamp, and aims to solve the technical problems that in the prior art, multiple times of disassembly and assembly can cause low machining precision of a workpiece and the surface of the workpiece is easily scratched when the middle part and the side part of the workpiece are machined.
In order to achieve the purpose, the technical scheme adopted by the application is as follows: the utility model provides a precision grade work piece adds clamping apparatus which characterized in that includes:
a base;
the mounting assembly comprises a positioning plate and a plurality of supporting columns arranged between the positioning plate and the base, and the middle part of the positioning plate is provided with a processing station for mounting a workpiece to be processed;
the first fixing assembly is used for pressing the edge of the workpiece to be machined on the positioning plate and comprises a connecting rod, a first fixing rod and a first driving piece, one end of the connecting rod is pivotally connected with the positioning plate, the other end of the connecting rod is pivotally connected with the middle part of the first fixing rod, and an output shaft of the first driving piece is pivotally connected with the end part of the first fixing rod;
the second fixing assembly comprises a second driving piece arranged below the positioning plate and a second fixing rod connected with the second driving piece and penetrating through the positioning plate, and a pressing piece used for enabling the second fixing rod to reciprocate to press the workpiece to be machined is detachably arranged on the second fixing rod.
Further, the first driving assembly further comprises an installation frame connected with the bottom surface of the positioning plate, and the first driving piece is erected on the installation frame.
Furthermore, a processing groove for installing the workpiece to be processed is formed in the position, corresponding to the processing position, of the positioning plate.
Furthermore, a first fixing hole penetrating through the positioning plate is formed in the middle of the processing groove, and the second fixing rod penetrates through the first fixing hole.
Furthermore, the compressing piece is provided with a second fixing hole corresponding to the second fixing rod, an internal thread is arranged in the second fixing hole, an external thread corresponding to the internal thread is arranged on the second fixing rod, and the compressing piece and the second fixing rod are in threaded connection with the external thread through the internal thread.
Furthermore, a fixed stopper used for pressing the pressing piece is arranged at the end part of the second fixed rod, and the end part of the second fixed rod is detachably connected with the fixed stopper.
Furthermore, each first driving piece is a lever cylinder, the lever cylinders are fixed on the mounting frame, and the first fixing rod is connected with an output shaft of the lever cylinder.
Further, the second driving piece is a linear cylinder, and an output shaft of the linear cylinder is connected with the second fixing rod and is located on the same straight line.
Further, the first fixing assembly comprises a plurality of first driving members and first fixing rods connected with the first driving members, and each side of the positioning plate is provided with one first fixing rod.
The beneficial effect of this application: the utility model provides a precision level work piece adds clamping apparatus, through set up the installation component on the base, the installation component is including being used for the installation to wait to process the locating plate of work piece, first fixed subassembly has the first dead lever that rotates and compress tightly this side of waiting to process the work piece, be equipped with on the locating plate and can be connected with the middle part rotation of first dead lever relatively this locating plate pivoted connecting rod, the connecting rod is connected with the middle part rotation of first dead lever, just can leave the middle part region of this work piece, make can carry out the trompil processing through outside processing apparatus to this middle part of waiting to process the work piece. The second fixing assembly corresponding to the position of the hole formed in the workpiece to be machined is arranged, the second fixing assembly can penetrate the second fixing rod through the positioning plate and the hole formed in the workpiece to be machined under the action of the second driving piece, the pressing piece is arranged on the second fixing rod, the middle of the workpiece to be machined can be fixed, the first fixing rod is rotated away from the workpiece to be machined, and the side edge of the workpiece to be machined can be machined to form the workpiece. Like this, just can locate this workpiece to be processed on the locating plate after need not to remove, just can fix the middle part and the side of this workpiece to be processed respectively to satisfy the demand to the different regional processing of this work piece, still can effectively ensure this workpiece to be processed's machining precision, and need not to dismantle the installation many times and can prevent that this workpiece to be processed's surface is by the fish tail.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a first schematic structural diagram of a precision-grade workpiece machining fixture according to an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of a precision-grade workpiece machining fixture according to an embodiment of the present application.
Wherein, in the figures, the respective reference numerals:
10-a base; 50-a workpiece to be processed;
20-mounting the assembly; 21-positioning plate; 22-a support column;
211-processing the tank; 2111 — first fixation hole; 23-a processing station;
30 — a first securing component; 31 — a first driving member; 32-a first fixing rod;
33-a mounting frame; 34-a connecting rod;
40-a second securing component; 41 — a second driving member; 42-a second fixing rod;
43-a compression member; 431-a second fixing hole; 44-fixed stop.
Detailed Description
Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to fig. 1-2 are exemplary and intended to be used to illustrate the present application and should not be construed as limiting the present application.
In the description of the present application, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is for convenience and simplicity of description, and does not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, is not to be considered as limiting.
Furthermore, the terms "first", "second" and "first" 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" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; 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 application can be understood by those of ordinary skill in the art as appropriate.
As shown in fig. 1-2, a precision workpiece machining fixture according to an embodiment of the present application includes:
the base 10 can be installed on an external processing platform, and the base 10 is detachably connected with the external processing platform;
the mounting assembly 20 comprises a positioning plate 21 and a plurality of supporting columns 22 arranged between the positioning plate 21 and the base 10, wherein the middle part of the positioning plate 21 is provided with a processing station for mounting a workpiece 50 to be processed;
the first fixing assembly 30 is used for pressing the edge of the workpiece 50 to be processed on the positioning plate 21 and comprises a connecting rod 34, a first fixing rod 32 and a first driving piece 31, wherein one end of the connecting rod 34 is pivotally attached to the positioning plate 21, the other end of the connecting rod is pivotally attached to the middle part of the first fixing rod 32, and the output shaft of the first driving piece 31 is pivotally attached to the end part of the first fixing rod 32;
the second fixing assembly 40 comprises a second driving member 41 arranged below the positioning plate 21, and a second fixing rod 42 connected with the second driving member 41 and penetrating through the positioning plate 21, wherein a pressing member 43 for reciprocating the second fixing rod 42 to press the workpiece 50 to be processed is detachably arranged on the second fixing rod 42.
The precision-grade workpiece machining clamp provided by the embodiment of the application comprises a base 10, a mounting assembly 20 is arranged on the base 10, the mounting assembly 20 comprises a positioning plate 21 used for mounting a workpiece 50 to be machined, a first fixing assembly 30 is provided with a first fixing rod 32 which is used for rotating and pressing the side edge of the workpiece 50 to be machined, the middle area of the workpiece can be reserved, and the middle of the workpiece 50 to be machined can be perforated through an external machining instrument. The second fixing assembly 40 corresponding to the position of the hole formed in the workpiece 50 to be machined is arranged, and under the action of the second driving element 41, the second fixing assembly 40 can enable the second fixing rod 42 to penetrate through the positioning plate 21 and the hole formed in the workpiece 50 to be machined, the middle of the workpiece 50 to be machined can be fixed by arranging the pressing element 43 on the second fixing rod 42, and the first fixing rod 32 is rotated away from the workpiece 50 to be machined, so that the side edge of the workpiece 50 to be machined can be machined to form a workpiece. Like this, just can locate this workpiece 50 of treating to process on locating plate 21 the back need not to remove, just can fix the middle part and the side of this workpiece 50 of treating respectively to satisfy the demand to the different regional processing of this work piece, still can effectively improve this workpiece 50 of treating processing's machining precision, and need not to dismantle the installation many times and can prevent this workpiece 50 of treating the surface by the fish tail.
Further, in the present embodiment, as shown in fig. 1 to 2, the first driving assembly further includes a mounting bracket 33 connected to the bottom surface of the positioning plate 21, and the first driving member 31 is mounted on the mounting bracket 33. By arranging the mounting bracket 33 on the bottom surface of the positioning plate 21, the first driving member 31 can be supported by the mounting bracket 33, the first driving member 31 is prevented from falling off from the positioning plate 21, because the size of the workpiece changes frequently in actual processing, the first driving member 31 with larger size or the first driving member 31 with special shape needs to be replaced, and the mounting bracket 33 is detachably arranged on the bottom surface of the positioning plate 21, so that the mounting bracket 33 corresponding to the shape and size of the first driving member 31 can be replaced according to specific requirements.
Optionally, the mounting frame 33 can also be connected with the supporting column 22 and the positioning plate 21 at the same time, so that the mounting frame 33 cannot rock on the positioning plate 21, and further the first fixing rod 32 cannot rock when pressing the workpiece 50 to be processed, so as to ensure the stability of the workpiece 50 to be processed, and further ensure the processing precision of the workpiece.
Further, in the present embodiment, as shown in fig. 1 to 2, a processing groove 211 for mounting the workpiece 50 to be processed is opened at a position of the positioning plate 21 corresponding to the processing position. By opening the processing tank 211, the workpiece 50 to be processed can be set in the processing tank 211, so that the workpiece 50 to be processed can be positioned.
Further, in the present embodiment, as shown in fig. 1 to 2, a first fixing hole 2111 penetrating through the positioning plate 21 is formed in the middle of the processing tank 211, and the second fixing rod 42 passes through the first fixing hole 2111. Through setting up first fixed orifices 2111, second dead lever 42 passes first fixed orifices 2111 for second dead lever 42 can reciprocate to slide in first fixed orifices 2111, plays the guide effect to the sliding direction of second dead lever 42 promptly, prevents that second dead lever 42 from rocking, prevents to produce the displacement to the work piece.
Further, in the present embodiment, as shown in fig. 1 to 2, the pressing member 43 is provided with a second fixing hole 431 corresponding to the position of the second fixing rod 42, an internal thread is provided in the second fixing hole 431, an external thread corresponding to the internal thread is provided on the second fixing rod 42, and the pressing member 43 and the second fixing rod 42 are in threaded connection with the external thread through the internal thread. Specifically, the size of the pressing piece 43 is larger than the size of the middle opening of the workpiece 50 to be processed, so that the workpiece 50 to be processed can be fixed between the pressing piece 43 and the positioning plate 21, the workpiece 50 to be processed can be effectively fixed without contacting the side edge of the workpiece 50 to be processed, and the side edge of the workpiece 50 to be processed can be processed conveniently.
Alternatively, the pressing member 43 is pressed onto the workpiece 50 to be processed, a fixed stopper 44 for pressing the pressing member 43 may be further disposed at an end of the second fixing rod 42, a threaded hole is disposed at an end of the second fixing rod 42, and the fixed stopper 44 is inserted into the threaded hole and detachably connected to the second fixing rod 42, so that the pressing member 43 can be pressed. After the central hole opening operation of the workpiece 50 to be processed is completed, the second fixing rod 42 is passed through the central hole opening of the workpiece 50 to be processed and passed through the pressing member 43, and then the pressing member 43 is pressed against the top of the workpiece 50 to be processed by the fixing stopper 44.
Further, in this embodiment, as shown in fig. 1 to 2, each of the first driving members 31 is a lever cylinder, the lever cylinders are fixed on the mounting frame 33, and the first fixing rods 32 are connected to output shafts of the lever cylinders. By setting the first driving member 31 as a lever cylinder, the first fixing rod 32 can be pressed on the edge of the workpiece 50 to be processed in a rotating manner, and the workpieces 50 to be processed with different sizes can be pressed, and in addition, when the workpiece 50 to be processed needs to be pressed by the second fixing assembly 40, the first fixing rod 32 is rotated to be opened, so that the interference of the first fixing rod 32 on the continuous processing of the workpiece 50 to be processed can be prevented. Of course, the first driving member 31 may also be another rotating cylinder capable of rotating away after pressing the workpiece 50 to be machined or another mechanism capable of leaving a clearance for the secondary machining, and is not limited herein.
Further, in the present embodiment, as shown in fig. 1 to 2, the second driving member 41 is a linear cylinder, and an output shaft of the linear cylinder is connected to the second fixing rod 42 and located on the same straight line. The second fixing lever 42 is connected by a linear cylinder so that the second fixing lever 42 can be driven to reciprocate, and further, the workpiece 50 to be processed is pressed by a pressing member 43 provided on the second fixing lever 42.
Further, in the present embodiment, as shown in fig. 1 to 2, the first fixing assembly 30 includes a plurality of first driving members 31 and first fixing rods 32 connected to the first driving members 31, and one first fixing rod 32 is disposed on each side of the positioning plate 21. By providing the plurality of first fixing bars 32, the fixing of the workpiece to be processed 50 can be enhanced, and the workpiece to be processed 50 is prevented from shaking.
The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed.
Claims (9)
1. The utility model provides a precision grade work piece adds clamping apparatus which characterized in that includes:
a base;
the mounting assembly comprises a positioning plate and a plurality of supporting columns arranged between the positioning plate and the base, and the middle part of the positioning plate is provided with a processing station for mounting a workpiece to be processed;
the first fixing assembly is used for pressing the edge of the workpiece to be machined on the positioning plate and comprises a connecting rod, a first fixing rod and a first driving piece, one end of the connecting rod is pivotally connected with the positioning plate, the other end of the connecting rod is pivotally connected with the middle part of the first fixing rod, and an output shaft of the first driving piece is pivotally connected with the end part of the first fixing rod;
the second fixing assembly comprises a second driving piece arranged below the positioning plate and a second fixing rod connected with the second driving piece and penetrating through the positioning plate, and a pressing piece used for enabling the second fixing rod to reciprocate to press the workpiece to be machined is detachably arranged on the second fixing rod.
2. The precision grade workpiece processing fixture of claim 1, wherein: the first fixing assembly further comprises an installation frame connected with the bottom surface of the positioning plate, and the first driving piece is erected on the installation frame.
3. The precision grade workpiece processing fixture of claim 1, wherein: and a processing groove for installing the workpiece to be processed is formed in the position, corresponding to the processing position, of the positioning plate.
4. The precision grade workpiece processing fixture of claim 3, wherein: the middle part of the processing groove is provided with a first fixing hole penetrating through the positioning plate, and the second fixing rod penetrates through the first fixing hole.
5. The precision grade workpiece processing fixture of claim 1, wherein: the pressing piece is provided with a second fixing hole corresponding to the second fixing rod, an internal thread is arranged in the second fixing hole, an external thread corresponding to the internal thread is arranged on the second fixing rod, and the pressing piece and the second fixing rod are in threaded connection through the internal thread and the external thread.
6. The precision grade workpiece processing fixture of claim 1, wherein: and a fixed stopper used for pressing the pressing piece is arranged at the end part of the second fixed rod, and the end part of the second fixed rod is detachably connected with the fixed stopper.
7. The precision grade workpiece processing fixture of claim 2, wherein: the first driving piece is a lever cylinder, the lever cylinder is fixed on the mounting frame, and the first fixing rod is connected with an output shaft of the lever cylinder.
8. The precision grade workpiece processing fixture of claim 1, wherein: the second driving piece is a linear cylinder, and an output shaft of the linear cylinder is connected with the second fixing rod and is positioned on the same straight line.
9. The precision grade workpiece processing fixture of claim 1, wherein: the first fixing assembly comprises a plurality of first driving pieces and first fixing rods connected with the first driving pieces, and each side of the positioning plate is provided with one first fixing rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020039805.8U CN212398841U (en) | 2020-01-08 | 2020-01-08 | Precision workpiece machining clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020039805.8U CN212398841U (en) | 2020-01-08 | 2020-01-08 | Precision workpiece machining clamp |
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| Publication Number | Publication Date |
|---|---|
| CN212398841U true CN212398841U (en) | 2021-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020039805.8U Active CN212398841U (en) | 2020-01-08 | 2020-01-08 | Precision workpiece machining clamp |
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| CN (1) | CN212398841U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112935864A (en) * | 2021-01-28 | 2021-06-11 | 东风汽车股份有限公司 | Automatic electric compact type flat end and vertical end forming structure |
| CN113664387A (en) * | 2021-08-25 | 2021-11-19 | 广东宏石激光技术股份有限公司 | Laser cutting device and method |
-
2020
- 2020-01-08 CN CN202020039805.8U patent/CN212398841U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112935864A (en) * | 2021-01-28 | 2021-06-11 | 东风汽车股份有限公司 | Automatic electric compact type flat end and vertical end forming structure |
| CN113664387A (en) * | 2021-08-25 | 2021-11-19 | 广东宏石激光技术股份有限公司 | Laser cutting device and method |
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Address after: 518000 101, No.4, baigong'ao Industrial Zone, Xikeng new village, Xikeng community, Fucheng street, Longhua District, Shenzhen City, Guangdong Province Patentee after: Guotai Daming Precision Technology Group Co.,Ltd. Address before: 518000 101, No.4, baigong'ao Industrial Zone, Xikeng new village, Xikeng community, Fucheng street, Longhua District, Shenzhen City, Guangdong Province Patentee before: CATHAY TAT MING PRECISION METAL PRODUCTS (SHENZHEN) Co.,Ltd. |