CN217193926U - A fourth axle clamping device for machining center - Google Patents
A fourth axle clamping device for machining center Download PDFInfo
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- CN217193926U CN217193926U CN202220275412.6U CN202220275412U CN217193926U CN 217193926 U CN217193926 U CN 217193926U CN 202220275412 U CN202220275412 U CN 202220275412U CN 217193926 U CN217193926 U CN 217193926U
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- clamp
- machining center
- mounting plate
- pressing plate
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Abstract
The utility model relates to a machining center especially relates to a fourth shaft clamping device for machining center. A fourth shaft clamping device for machining center, includes rotating part, horizontal clamping part, vertical clamping part. The beneficial effects of the utility model are that: the device for providing 360-degree rotation in the fourth movement direction for the machining center is high in repeated positioning precision, and the accuracy of workpiece installation can be known through air tightness detection. Wherein, mounting fixture, activity anchor clamps, locating plate, clamp plate, cushion are demountable installation, can select the part of installation different grade type according to the shape of work piece, realize the processing to multiple product. And the main mounting plate is detachably connected with the platform of the machining center, so that the main mounting plate is convenient to assemble and disassemble.
Description
Technical Field
The utility model relates to a machining center especially relates to a fourth shaft clamping device for machining center.
Background
The machining centers of the prior art typically have three linear directions of motion, referred to as three-axis machining centers. In practical applications, it is often necessary to add more movement directions.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome exist among the prior art not enough, provide a fourth shaft clamping device for machining center.
The utility model discloses a realize through following technical scheme:
a fourth shaft clamping device for a machining center comprises a rotating part, a transverse clamping part and a longitudinal clamping part;
the rotating part comprises a driving turntable and a driven turntable which are coaxial, the driving turntable is connected with the motor, the driving turntable is connected with the main mounting plate through a bearing, and the driven turntable is connected with the main mounting plate through a bearing;
the transverse clamping part comprises an auxiliary mounting plate, a fixed block, a fixed clamp and a movable clamp, wherein two ends of the auxiliary mounting plate are respectively and fixedly connected with a driving turntable and a driven turntable;
the vertical clamping part comprises a positioning plate and a pressing plate, the positioning plate is fixedly connected with the auxiliary mounting plate, the positioning plate is provided with a supporting surface, the supporting surface is opposite to the pressing plate, the supporting surface is provided with an airtight hole, an inflation hole and a barometer are arranged in the airtight hole, the inflation hole is communicated with an air compressor, the pressing plate is connected with a piston rod of a pressing plate hydraulic cylinder, and a main body of the pressing plate hydraulic cylinder is fixedly connected with the auxiliary mounting plate.
According to the above technical solution, preferably, the fixed clamp and the movable clamp are respectively provided with one or more pairs of opposite cushion blocks, and a V-shaped included angle is formed between the pair of cushion blocks.
According to the technical scheme, preferably, the pressing plate is rotatably connected with a pressing plate hydraulic cylinder piston rod, the pressing plate hydraulic cylinder piston rod is provided with a limiting block, the limiting block is positioned on the upper side and the lower side of the pressing plate, the pressing plate is provided with a spiral sliding groove, the main mounting plate is provided with a protruding block, and the protruding block is inserted into the spiral sliding groove.
The utility model has the advantages that: the device for providing 360-degree rotation in the fourth movement direction for the machining center is high in repeated positioning precision, and the accuracy of workpiece installation can be known through air tightness detection. Wherein, mounting fixture, activity anchor clamps, locating plate, clamp plate, cushion are demountable installation, can select the part of installation different grade type according to the shape of work piece, realize the processing to multiple product. And the main mounting plate is detachably connected with the platform of the machining center, so that the main mounting plate is convenient to assemble and disassemble.
The lower surface of the workpiece is placed on the supporting surface of the positioning plate of the longitudinal clamping part, and the supporting surface provides lower limit for the workpiece. The pressing plate hydraulic cylinder drives the pressing plate to move downwards, and the pressing plate is in contact with the workpiece to provide upper limit for the workpiece. After the positioning plate and the pressing plate clamp the workpiece, the workpiece is pressed tightly against the airtight holes on the supporting surface of the positioning plate, the air compressor is used for ventilating the airtight holes through the inflation holes, and the air pressure gauge is used for detecting the air pressure in the airtight holes. If the air pressure indication number is too low, it indicates that the airtight hole is not closed by the workpiece. This may occur due to the operator being required to troubleshoot the fault, for example, due to the workpiece not being placed in the correct position, or machining chips between the workpiece and the support surface. When the pressure in the airtight hole is normal, the longitudinal positioning of the workpiece is completed, and the side surface of the workpiece is contacted with the fixing clamp. The clamp hydraulic cylinder drives the movable clamp to move, so that the movable clamp is contacted with the side face of the workpiece. The fixed clamp and the movable clamp the side face of the workpiece. The longitudinal clamping part is matched with the transverse clamping part to fix the workpiece. The motor can drive the driving turntable and the driven turntable to rotate, so that a workpiece fixed between the driving turntable and the driven turntable rotates along with the driving turntable and the driven turntable, and the fourth shaft rotates.
Drawings
Fig. 1 shows a schematic front view structure diagram of an embodiment of the present invention.
Fig. 2 shows a schematic diagram of an explosion-amplifying structure of a layout according to an embodiment of the present invention.
In the figure: 1. the automatic bearing assembling device comprises a driving rotary table, 2 parts of a driven rotary table, 3 parts of a motor, 4 parts of a bearing, 5 parts of a main mounting plate, 6 parts of an auxiliary mounting plate, 7 parts of a fixed block, 8 parts of a fixed clamp, 9 parts of a movable clamp, 10 parts of a clamp hydraulic cylinder, 11 parts of a positioning plate, 12 parts of a pressure plate, 13 parts of a supporting surface, 14 parts of an airtight hole, 15 parts of a pressure plate hydraulic cylinder and 16 parts of a cushion block.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and preferred embodiments.
As shown in the figures, the fourth shaft clamping device for the machining center of the present invention comprises a rotating portion, a transverse clamping portion, and a longitudinal clamping portion;
the rotating part comprises a driving turntable 1 and a driven turntable 2 which are coaxial, the driving turntable is connected with a motor 3, the driving turntable is connected with a main mounting plate 5 through a bearing 4, and the driven turntable is connected with the main mounting plate through a bearing;
the transverse clamping part comprises an auxiliary mounting plate 6, a fixed block 7, a fixed clamp 8 and a movable clamp 9, two ends of the auxiliary mounting plate are respectively and fixedly connected with a driving turntable and a driven turntable, the fixed block is fixedly connected to the middle part of the auxiliary mounting plate, two opposite sides of the fixed block are respectively and fixedly connected with a pair of fixed clamps, the fixed clamps are opposite to the movable clamps, the movable clamps are fixedly connected with piston rods of clamp hydraulic cylinders 10, and clamp hydraulic cylinder bodies are fixedly connected with the auxiliary mounting plate;
the vertical clamping part comprises a positioning plate 11 and a pressing plate 12, the positioning plate is fixedly connected with the auxiliary mounting plate, the positioning plate is provided with a supporting surface 13, the supporting surface is opposite to the pressing plate, the supporting surface is provided with an airtight hole 14, an inflation hole and a barometer are arranged in the airtight hole, the inflation hole is communicated with an air compressor, the pressing plate is connected with a piston rod of a pressing plate hydraulic cylinder 15, and a main body of the pressing plate hydraulic cylinder is fixedly connected with the auxiliary mounting plate.
According to the above embodiment, the stationary clamp and the movable clamp are preferably provided with one or more pairs of opposing shoes 16, respectively, with a V-shaped included angle therebetween.
According to the above embodiment, preferably, the pressing plate is rotatably connected with a pressing plate hydraulic cylinder piston rod, the pressing plate hydraulic cylinder piston rod is provided with a limiting block, the limiting block is positioned on the upper side and the lower side of the pressing plate, the pressing plate is provided with a spiral chute, the main mounting plate is provided with a convex block, and the convex block is inserted into the spiral chute.
The working principle of the embodiment is as follows: the lower surface of the workpiece is placed on the supporting surface of the positioning plate of the longitudinal clamping part, and the supporting surface provides lower limit for the workpiece. The pressing plate hydraulic cylinder drives the pressing plate to move downwards, and the pressing plate is in contact with the workpiece to provide upper limit for the workpiece. After the positioning plate and the pressing plate clamp the workpiece, the workpiece is pressed tightly against the airtight holes on the supporting surface of the positioning plate, the air compressor is used for ventilating the airtight holes through the inflation holes, and the air pressure gauge is used for detecting the air pressure in the airtight holes. If the air pressure indication number is too low, it indicates that the airtight hole is not closed by the workpiece. This may occur due to the operator being required to troubleshoot the fault, for example, due to the workpiece not being placed in the correct position, or machining chips between the workpiece and the support surface.
When the pressure in the airtight hole is normal, the longitudinal positioning of the workpiece is completed, and the side surface of the workpiece is contacted with the fixing clamp. The clamp hydraulic cylinder drives the movable clamp to move, so that the movable clamp is contacted with the side surface of the workpiece. The fixed clamp and the movable clamp the side face of the workpiece.
The longitudinal clamping part is matched with the transverse clamping part to fix the workpiece.
The motor can drive the driving turntable and the driven turntable to rotate, so that a workpiece fixed between the driving turntable and the driven turntable rotates along with the driving turntable and the driven turntable, and the fourth shaft rotates.
The beneficial effects of the utility model are that: the device for providing 360-degree rotation in the fourth movement direction for the machining center is high in repeated positioning precision, and the accuracy of workpiece installation can be known through air tightness detection. Wherein, mounting fixture, activity anchor clamps, locating plate, clamp plate, cushion are demountable installation, can select the part of installation different grade type according to the shape of work piece, realize the processing to multiple product. And the main mounting plate is detachably connected with the platform of the machining center, so that the main mounting plate is convenient to assemble and disassemble.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (3)
1. The utility model provides a fourth shaft clamping device for machining center which characterized in that: comprises a rotating part, a transverse clamping part and a longitudinal clamping part;
the rotating part comprises a driving turntable and a driven turntable which are coaxial, the driving turntable is connected with the motor, the driving turntable is connected with the main mounting plate through a bearing, and the driven turntable is connected with the main mounting plate through a bearing;
the transverse clamping part comprises an auxiliary mounting plate, a fixed block, a fixed clamp and a movable clamp, wherein two ends of the auxiliary mounting plate are respectively and fixedly connected with a driving turntable and a driven turntable;
the vertical clamping part comprises a positioning plate and a pressing plate, the positioning plate is fixedly connected with the auxiliary mounting plate, the positioning plate is provided with a supporting surface, the supporting surface is opposite to the pressing plate, the supporting surface is provided with an airtight hole, an inflation hole and a barometer are arranged in the airtight hole, the inflation hole is communicated with an air compressor, the pressing plate is connected with a piston rod of a pressing plate hydraulic cylinder, and a main body of the pressing plate hydraulic cylinder is fixedly connected with the auxiliary mounting plate.
2. A fourth shaft holding device for a machining center according to claim 1, wherein: the fixed clamp and the movable clamp are respectively provided with one or more pairs of opposite cushion blocks, and a V-shaped included angle is formed between the pair of cushion blocks.
3. A fourth shaft holding device for a machining center according to claim 1, wherein: the clamp plate is connected with the clamp plate hydraulic cylinder piston rod in a rotating mode, the clamp plate hydraulic cylinder piston rod is provided with a limiting block, the limiting block is located on the upper side and the lower side of the clamp plate, the clamp plate is provided with a spiral sliding groove, the main mounting plate is provided with a protruding block, and the protruding block is inserted into the spiral sliding groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220275412.6U CN217193926U (en) | 2022-02-11 | 2022-02-11 | A fourth axle clamping device for machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220275412.6U CN217193926U (en) | 2022-02-11 | 2022-02-11 | A fourth axle clamping device for machining center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217193926U true CN217193926U (en) | 2022-08-16 |
Family
ID=82796154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220275412.6U Active CN217193926U (en) | 2022-02-11 | 2022-02-11 | A fourth axle clamping device for machining center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217193926U (en) |
-
2022
- 2022-02-11 CN CN202220275412.6U patent/CN217193926U/en active Active
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