CN214135019U - Anchor clamps for machining - Google Patents
Anchor clamps for machining Download PDFInfo
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- CN214135019U CN214135019U CN202120047767.5U CN202120047767U CN214135019U CN 214135019 U CN214135019 U CN 214135019U CN 202120047767 U CN202120047767 U CN 202120047767U CN 214135019 U CN214135019 U CN 214135019U
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Abstract
The utility model discloses an anchor clamps for machining, it includes pedestal, two centre gripping subassemblies and supporting component, and the supporting component is located two centre gripping subassemblies's below, and it includes that one places board, two connecting rods, two connecting blocks, a screw rod and motor. Through the rotation of motor drive screw rod, can control about two connecting blocks, because two connecting rods intercrossing and through pivot swing joint, consequently opening and shutting of two connecting rods can drive and place the board and descend or rise, and the centre gripping position of placing the work piece on placing the board can be adjusted, can adjust to the centre gripping position and put for the central point of work piece, improves centre gripping stability.
Description
Technical Field
The embodiment of the utility model relates to an anchor clamps particularly, relate to an anchor clamps for machining.
Background
The jig is a device for fixing a processing object to occupy a correct position for receiving construction or inspection in a machine manufacturing process. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in a process may be referred to as a jig.
In the invention patent application with the application number of 2018106280803, a clamp for machining is disclosed, which comprises a connecting block 2, a motor 3, a first gear 4, a second gear 5, a third gear 6, a connecting rod 7, a connecting plate 8, a first fixing column 9, a first movable block 10, a fixed rod 11, a second movable block 12, a second fixing column 13 and a clamping block 15. When the clamping device is used, a workpiece is placed on the fixed block 1, the motor 3 is started, the motor 3 drives the first gear 4 to rotate, the first gear 4 drives the second gear 5 and the third gear 6 to rotate, the second gear 5 and the third gear 6 drive the connecting plate 8 to rotate, the connecting plate 8 drives the first fixed column 9 to rotate, the first fixed column 9 drives the first movable block 10 to move left and right, the first movable block 10 drives the fixed rod 11 to move left and right, the fixed rod 11 drives the second movable block 12 to move left and right, the second movable block 12 drives the second fixed column 13 to move left and right, the second fixed column 13 drives the movable rod 14 to move left and right, the movable rod 14 drives the clamping block 15 to move left and right, and the clamping block 15 clamps the workpiece.
Through analysis, although the clamp for machining can be used for clamping workpieces and is convenient to adjust, the position of the fixing block 1 is fixed, so that the clamping point of the workpieces is also fixed, when the workpieces are different in size, the central position of the workpieces cannot be clamped, and the workpieces may shake or even separate from the workpieces due to unbalanced clamping in the operation process.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an anchor clamps for machining of adjustable work piece clamping position to the above-mentioned defect among the prior art.
In order to realize the purpose of the utility model, the utility model adopts the following technical scheme: a clamp for machining comprises a seat body, two clamping components and a supporting component; the seat body comprises a bottom plate and two supporting plates, the two supporting plates are arranged in an axial symmetry mode about a central axis of the bottom plate in the vertical direction, a first sliding groove and a second sliding groove are respectively arranged on the inner sides of the two supporting plates, and a third sliding groove is arranged on the upper plane of the bottom plate; the two clamping components are fixedly arranged at the upper ends of the two supporting plates and are symmetrical with each other; the supporting component is located the below of two centre gripping subassemblies, it includes that one places the board, two connecting rods, two sliding blocks, two connecting blocks, a screw rod, and motor, wherein, the both ends of placing the board respectively with first spout and second spout sliding connection, the below of placing the board is provided with the fourth spout, two sliding blocks slidable connection are on the fourth spout, two connecting block slidable connection are on the third spout, two connecting rod intercrossing and through pivot swing joint, the upper end of these two connecting rods is articulated with two sliding blocks respectively, the lower extreme of these two connecting rods is articulated with two connecting blocks respectively, be provided with normal thread section and anti-thread section on the screw rod, respectively with two connecting block threaded connection, the motor is connected with the screw rod.
Furthermore, the utility model discloses still provide following subsidiary technical scheme:
the two ends of the placing plate are respectively provided with a first sliding block and a second sliding block, the first sliding block is connected with the first sliding groove in a matched mode, and the second sliding block is connected with the second sliding groove in a matched mode.
And a third sliding block and a fourth sliding block are arranged below the two connecting blocks and are connected with a third sliding groove.
A limiting block is fixedly arranged between the positive thread section and the negative thread section of the screw rod, and the two connecting blocks are respectively positioned on two sides of the limiting block.
The two clamping components respectively comprise a clamping plate and a telescopic rod, the clamping plate is positioned above the placing plate, and the telescopic rod penetrates through the supporting plate and is matched and connected with the clamping plate.
The two clamping assemblies further comprise a movable plate and a spring respectively, one end of the spring is fixedly connected with the clamping plate, the other end of the spring is fixedly connected with the movable plate, and the movable plate is further fixedly connected with the telescopic rod.
The two clamping components further comprise sliding rods respectively, the sliding rods penetrate through the supporting plate and are fixedly connected with the moving plate, and the sliding rods are movably connected with the supporting plate.
Compared with the prior art, the utility model discloses an anchor clamps for machining include pedestal, two centre gripping subassemblies and supporting component, and the supporting component is located two centre gripping subassemblies's below, and it includes that one places board, two connecting rods, two sliding blocks, two connecting blocks, a screw rod and motor. Through the rotation of motor drive screw rod, can control about two connecting blocks, because two connecting rods intercrossing and through pivot swing joint, consequently opening and shutting of two connecting rods can drive and place the board and descend or rise, and the centre gripping position of placing the work piece on placing the board can be adjusted, can adjust to the centre gripping position and put for the central point of work piece, improves centre gripping stability.
Drawings
In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments or related technologies will be briefly introduced below, and it is obvious that the drawings in the following description only relate to some embodiments of the present invention and are not limiting to the present invention.
Fig. 1 is a schematic structural view of a machining jig according to a preferred embodiment of the present invention.
Fig. 2 is a schematic structural view of a machining jig according to a preferred embodiment of the present invention.
Fig. 3 is a schematic sectional view taken along line a-a in fig. 2.
Fig. 4 is a schematic sectional view taken along line b-b in fig. 2.
Fig. 5 is a schematic sectional view taken along line c-c in fig. 2.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the following detailed description of the present invention, taken in conjunction with the accompanying drawings and the detailed description, is given in a non-limiting manner.
Referring to fig. 1 and 2, the machining fixture of the present embodiment includes a base, two clamping assemblies, and a supporting assembly; the base body plays a role in integral supporting, the two clamping assemblies are used for clamping a processing workpiece, and the supporting assembly is used for supporting the processing workpiece and adjusting the height of the processing workpiece, so that the clamped position of the processing workpiece is located at the center position of the processing workpiece.
The pedestal includes bottom plate 1 and two backup pads, and these two backup pads divide into 2 right branch fagging 3 of left branch fagging, and left branch fagging 2 and right branch fagging 3 are axisymmetric setting about the vertical direction central axis of bottom plate 1. A first sliding groove 4 is installed on the inner side of the left supporting plate 2, a second sliding groove 5 is installed on the inner side of the right supporting plate 3, and a third sliding groove 6 is installed on the upper plane of the bottom plate 1.
Two centre gripping subassemblies are left centre gripping subassembly and right centre gripping subassembly respectively, and left centre gripping subassembly fixed mounting is in the upper end of left support plate 2, and right centre gripping subassembly fixed mounting is in the upper end of right support plate 3 to this left centre gripping subassembly and right centre gripping subassembly are axisymmetric setting about the vertical direction central axis of bottom plate 1. The left clamping assembly and the right clamping assembly have the same structure, and the left clamping assembly is taken as an example for description, and comprises a clamping plate 10, two springs 11, a moving plate 12, an expansion rod 13 and two sliding rods 14; the clamping plate 10 is positioned above the supporting component and is vertically arranged; the moving plate 12 is parallel to the clamping plate 10 and is connected to the clamping plate 10 by two springs 11, namely: the two springs 11 are horizontally arranged, and one end of each spring is fixedly connected with the clamping plate 10, and the other end of each spring is fixedly connected with the moving plate 12; the telescopic rod 13 penetrates through the left supporting plate 2 and then is connected with the moving plate 12, the connecting position is located at the center of the moving plate 12, and the telescopic rod 13 is a pneumatic telescopic rod and can drive the moving plate 12 and the clamping plate 10 to reciprocate; two sliding rods 14 penetrate through the left support plate 2 and then are connected with the moving plate 12, one sliding rod 14 is located above the telescopic rod 13, the other sliding rod 14 is located below the telescopic rod 13, and the two sliding rods 14 mainly play a role in connection and support and connect the whole left clamping assembly to the left support plate 2.
The supporting component is located below the two clamping components and mainly comprises a placing plate 30, two connecting rods 31, two sliding blocks 41, two connecting blocks, a screw 34 and a motor 35. The placing plate 30 is horizontally disposed and located below the holding plate 10, the placing plate 30 can move up and down along the two supporting plates, and in order to improve the moving stability and smoothness, a first sliding block 36 and a second sliding block 37 are respectively disposed at both ends thereof, as shown in fig. 3, the first sliding block 36 is slidably fitted to the first sliding groove 4, and the second sliding block 37 is slidably fitted to the second sliding groove 5. The two sliding blocks 41 have the same structure, and a fourth sliding slot 42 is disposed below the placing plate 30, see fig. 4, and the sliding blocks 41 are slidably connected to the fourth sliding slot 42. Two connecting blocks are left connecting block 32 and right connecting block 33, and left connecting block 32 and right connecting block 33 can move about along bottom plate 1, for improving stability and the smoothness of moving, see fig. 5, are provided with third slider 38 in the bottom of left connecting block 32, are provided with fourth slider 39 in the bottom of right connecting block 33, and third slider 38 and fourth slider 39 all slide to join in marriage with third spout 6 and connect. The two connecting rods 31 are located below the placing plate 30, are mutually crossed and are movably connected through a rotating shaft, the upper ends of the two connecting rods 31 are respectively hinged with the two sliding blocks 41 in a one-to-one mode, and the lower ends of the two connecting rods are respectively hinged with the two connecting blocks in a one-to-one mode. The screw rod 34 is provided with a regular thread section and a reverse thread section, the left connecting block 32 and the right connecting block 33 are both provided with screw holes, the regular thread section is in threaded connection with the left connecting block 32, and the reverse thread section is in threaded connection with the right connecting block 33. The motor 35 is arranged outside the seat body, and the screw 34 penetrates through the right support plate 3 and is connected with the motor shaft through a coupling.
In order to prevent the left connecting block 32 and the right connecting block 33 from colliding, a polish rod section is further arranged between the positive thread section and the negative thread section of the screw 34, a limiting block 40 is arranged on the polish rod section, the third sliding grooves 6 of the limiting block 40 are fixedly connected in a matched mode, and the left connecting block 32 and the right connecting block 33 are respectively located on two sides of the limiting block 40.
The working process of the clamp for machining of the embodiment is as follows: the workpiece to be processed is placed on the placing plate 30, and if the center position of the workpiece is not aligned with the holding plate 10, the motor 35 is started, the screw 34 is driven by the motor 35, and since the screw 34 is respectively in threaded connection with the left connecting block 32 and the right connecting block 33 and is in reverse thread, the rotation of the screw 34 causes the left connecting block 32 and the right connecting block 33 to approach or separate from each other. In the moving process of the left connecting block 32 and the right connecting block 33, because the two connecting rods 31 are connected in a cross manner, the opening and closing of the two connecting rods 31 can drive the placing plate 30 to descend or ascend, the relative position of the processing workpiece on the placing plate 30 and the clamping plate 10 is changed, and the clamping position is adjusted. After the clamping position of the workpiece to be machined is adjusted, the motor 35 is turned off and locked, the left and right telescopic rods are started, the telescopic rods push the moving plate, the two springs and the clamping plate to move oppositely, and after the workpiece to be machined is clamped stably, the telescopic rods are turned off and locked. And starting to process the processed workpiece.
In summary, the clamp for machining of the embodiment can clamp the machined workpiece, can adjust the height of the machined workpiece, and can adjust the clamping position to be the central position of the workpiece, thereby improving the clamping stability.
It should be noted that the above-mentioned preferred embodiments are only for illustrating the technical concepts and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention accordingly, and the protection scope of the present invention cannot be limited thereby. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (7)
1. The utility model provides a anchor clamps for machining which characterized in that: comprises a seat body, two clamping components and a supporting component; wherein the content of the first and second substances,
the seat body comprises a bottom plate and two supporting plates, the two supporting plates are arranged in an axial symmetry mode about a central axis in the vertical direction of the bottom plate, a first sliding groove and a second sliding groove are respectively arranged on the inner sides of the two supporting plates, and a third sliding groove is arranged on the upper plane of the bottom plate;
the two clamping components are fixedly arranged at the upper ends of the two supporting plates and are symmetrical with each other;
the supporting component is located the below of two centre gripping subassemblies, it includes that one places the board, two connecting rods, two sliding blocks, two connecting blocks, a screw rod, and motor, wherein, the both ends of placing the board respectively with first spout and second spout sliding connection, the below of placing the board is provided with the fourth spout, two sliding blocks slidable connection are on the fourth spout, two connecting block slidable connection are on the third spout, two connecting rod intercrossing and through pivot swing joint, the upper end of these two connecting rods is articulated with two sliding blocks respectively, the lower extreme of these two connecting rods is articulated with two connecting blocks respectively, be provided with normal thread section and anti-thread section on the screw rod, respectively with two connecting block threaded connection, the motor is connected with the screw rod.
2. The jig for machining according to claim 1, characterized in that: the two ends of the placing plate are respectively provided with a first sliding block and a second sliding block, the first sliding block is connected with the first sliding groove in a matched mode, and the second sliding block is connected with the second sliding groove in a matched mode.
3. The jig for machining according to claim 1, characterized in that: and a third sliding block and a fourth sliding block are arranged below the two connecting blocks and are connected with a third sliding groove.
4. The jig for machining according to claim 1, characterized in that: a limiting block is fixedly arranged between the positive thread section and the negative thread section of the screw rod, and the two connecting blocks are respectively positioned on two sides of the limiting block.
5. The jig for machining according to claim 1, characterized in that: the two clamping components respectively comprise a clamping plate and a telescopic rod, the clamping plate is positioned above the placing plate, and the telescopic rod penetrates through the supporting plate and is matched and connected with the clamping plate.
6. The jig for machining according to claim 5, characterized in that: the two clamping assemblies further comprise a movable plate and a spring respectively, one end of the spring is fixedly connected with the clamping plate, the other end of the spring is fixedly connected with the movable plate, and the movable plate is further fixedly connected with the telescopic rod.
7. The jig for machining according to claim 6, characterized in that: the two clamping components further comprise sliding rods respectively, the sliding rods penetrate through the supporting plate and are fixedly connected with the moving plate, and the sliding rods are movably connected with the supporting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120047767.5U CN214135019U (en) | 2021-01-08 | 2021-01-08 | Anchor clamps for machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120047767.5U CN214135019U (en) | 2021-01-08 | 2021-01-08 | Anchor clamps for machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214135019U true CN214135019U (en) | 2021-09-07 |
Family
ID=77547247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120047767.5U Active CN214135019U (en) | 2021-01-08 | 2021-01-08 | Anchor clamps for machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214135019U (en) |
-
2021
- 2021-01-08 CN CN202120047767.5U patent/CN214135019U/en active Active
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