CN218657939U - Double-side milling positioning clamping table for metal shell - Google Patents
Double-side milling positioning clamping table for metal shell Download PDFInfo
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- CN218657939U CN218657939U CN202222701484.5U CN202222701484U CN218657939U CN 218657939 U CN218657939 U CN 218657939U CN 202222701484 U CN202222701484 U CN 202222701484U CN 218657939 U CN218657939 U CN 218657939U
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Abstract
The utility model relates to a double-sided milling positioning clamping table for a metal shell, which comprises a four-shaft rotating table seat, a turning positioning frame, an inclined ejection mechanism, a rotary pressing mechanism and a linear pressing mechanism; the overturning positioning frame is positioned on an index plate of the four-shaft rotating table seat, a central positioning through groove is formed in the middle of the overturning positioning frame, and a positioning stepped groove is formed along the outline of the central positioning through groove; the inclined ejection mechanism is located at a position, close to the central positioning through groove, of the bottom end face of the overturning positioning frame, and the rotary pressing mechanism and the linear pressing mechanism are located at positions, close to the central positioning through groove, of the upper end face of the overturning positioning frame. The utility model improves the structure of the jig, adds a four-shaft turntable seat, has the turning capability and is beneficial to double-sided processing; and the positioning constraint on the metal shell is enhanced, and the bad phenomenon that the metal shell workpiece is not firmly positioned or falls off after being turned over is avoided.
Description
Technical Field
The utility model relates to a machine tooling field, concretely relates to two-sided location clamping platform that mills of metal casing.
Background
The shell of the communication base station is mostly made of aluminum alloy and belongs to a metal shell. In the production and processing operation of the base station housing, in order to ensure the assembly precision, the surface of the base station housing needs to be finely processed.
In the base station shell course of working, need use the tool location in the CNC.
In order to solve the above problems, the patent numbers applied by the applicant and 2019 are as follows: 201921227880.0, with publication number: CN210649655U, a chinese utility model patent entitled "a base station housing side groove upset trip tool", records: "the groove is led to at center, the outer edge that the groove was led to at center is provided with the profile groove of stepping down, braced frame and substrate connection and with the center lead to the position in groove corresponding, upset trip mechanism is located braced frame, upset trip mechanism includes cylinder, removal free bearing, upset pole and fixed free bearing, it is connected with the piston rod of cylinder to remove the free bearing, the one end of upset pole is articulated with removing the free bearing, the middle part of upset pole is articulated with fixed free bearing, be provided with the technical scheme of trip" on the upset pole.
Although above-mentioned scheme can fix a position the clamping to the metal casing of communication basic station, the upper and lower two sides of metal casing all need carry out the processing of refining, and above-mentioned scheme can only maintain the clamping of a fixed gesture, neither possesses the upset ability, and the bad phenomenon that the metal casing location is insecure or even drops appears after discovering whole upset 180 in the in-service use process simultaneously, consequently needs to improve.
SUMMERY OF THE UTILITY MODEL
The utility model aims at:
the structure of the jig is improved, and the four-shaft turntable base is additionally arranged, so that the jig has the turning capability and is beneficial to double-sided processing; and the positioning constraint on the metal shell is enhanced, and the bad phenomenon that the metal shell workpiece is not firmly positioned or falls off after being turned over is avoided.
In order to achieve the above object, the present invention provides the following technical solutions:
a double-sided milling, positioning and clamping table for a metal shell comprises a four-shaft rotating table seat, a turnover positioning frame, an inclined ejection mechanism, a rotary pressing mechanism and a linear pressing mechanism; the overturning positioning frame is positioned on an index plate of the four-shaft rotating table seat, a central positioning through groove is formed in the middle of the overturning positioning frame, and a positioning stepped groove is formed along the outline of the central positioning through groove; the inclined ejection mechanism is positioned at the position, close to the central positioning through groove, of the bottom end surface of the overturning positioning frame, and the rotary pressing mechanism and the linear pressing mechanism are positioned at the position, close to the central positioning through groove, of the upper end surface of the overturning positioning frame; the pitched roof mechanism comprises a pitched roof pin; the rotary pressing mechanism comprises a rotary cylinder and a lifting pressing frame; the linear pressing mechanism comprises a linear cylinder and a reciprocating pressing block.
Furthermore, the overturning positioning frame is flat, and the central positioning through groove is rectangular; the inclined ejection mechanism is located on the periphery of the central positioning through groove, and the rotary pressing mechanism and the linear pressing mechanism are located at two ends of the central positioning through groove in the length direction.
Furthermore, the pitched roof mechanism further comprises a pin boss, the pin boss is connected with the overturning positioning frame, the pitched roof pin is located on the pin boss, and the tail end of the pitched roof pin inclines towards the inner side of the central positioning through groove.
Further, the linear pressing mechanism is specifically positioned at two sides of the rotary pressing mechanism; the lifting pressing frame is L-shaped and is connected with a piston of the rotary cylinder, and a pressing plate is arranged at the tail end of the lifting pressing frame.
Further, the direction of a piston rod of the linear cylinder is parallel to the length direction of the central positioning through groove; the linear cylinder is positioned on the cylinder seat; the reciprocating pressing block is connected with the tail end of a piston rod of the linear cylinder, and a guide positioning groove is formed in the reciprocating pressing block.
Furthermore, the overturning positioning frame is detachably connected with an index plate of the four-axis turntable seat through a screw; and a support rod is arranged on the bottom end face of the turnover positioning frame.
The beneficial effects of the utility model are that: a double-side milling, positioning and clamping table for a metal shell is characterized in that the structure of an original jig is improved, a four-shaft rotating table seat is additionally arranged, and the table has the capability of clamping the metal shell to turn over, and is beneficial to realizing double-side processing of the metal shell; and through the collocation and use of the positioning stepped groove, the inclined ejection mechanism, the rotary pressing mechanism and the linear pressing mechanism, the positioning constraint on the metal shell workpiece is enhanced, the positioning stability is ensured, the bad phenomenon that the metal shell workpiece is not firmly positioned or falls after being turned is avoided, and the smooth operation of the double-side processing operation of the metal shell workpiece is ensured.
Drawings
Fig. 1 is an overall structural diagram of the metal casing double-sided milling positioning clamping table of the present invention.
Fig. 2 is an overall structural diagram of the metal casing double-sided milling positioning clamping table at another angle.
Fig. 3 is a structural diagram of the turning positioning frame of the metal shell double-sided milling positioning clamping table of the utility model.
Fig. 4 is a partial schematic structure diagram of the structure shown in fig. 3.
Part numbers in the drawings:
1. a four-axis turret base; 2. turning over the positioning frame; 21. a central positioning through groove; 22. positioning the stepped groove; 3. a pitched roof mechanism; 31. a pin boss; 32. a lifter pin; 4. rotating the pressing mechanism; 41. a rotating cylinder; 42. lifting the pressing frame; 5. a linear pressing mechanism; 51. a cylinder block; 52. a linear cylinder; 53. and (6) reciprocating briquetting.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the following description of the present invention is provided in detail with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating preferred embodiments of the invention, are given by way of illustration only, and are not intended to limit the invention.
Referring to the attached drawings 1 to 4, a double-sided milling, positioning and clamping table for a metal shell comprises a four-axis rotating table base 1, a turning and positioning frame 2, an inclined ejection mechanism 3, a rotary pressing mechanism 4 and a linear pressing mechanism 5; the turnover positioning frame 2 is positioned on an index plate of the four-shaft turntable base 1, the index plate of the four-shaft turntable base 1 is used for supporting and driving the turnover positioning frame 2, a central positioning through groove 21 is formed in the middle of the turnover positioning frame 2, a positioning stepped groove 22 is formed along the outline of the central positioning through groove 21, the central positioning through groove 21 is used for accommodating and placing a metal shell workpiece, and the positioning stepped groove 22 is used for positioning the outline of the metal shell workpiece; the inclined ejection mechanism 3 is positioned at the position, close to the central positioning through groove 21, of the bottom end face of the turnover positioning frame 2, and the rotary pressing mechanism 4 and the linear pressing mechanism 5 are positioned at the position, close to the central positioning through groove 21, of the upper end face of the turnover positioning frame 2; the inclined ejection mechanism 3 comprises an inclined ejection pin 32 for supporting and positioning the metal shell workpiece; the rotary pressing mechanism 4 comprises a rotary cylinder 41 and a lifting pressing frame 42, and is used for pressing and positioning the edge of the metal shell workpiece; the linear pressing mechanism 5 comprises a linear cylinder 52 and a reciprocating pressing block 53, and is used for pressing and positioning the edge of the metal shell workpiece.
The overturning positioning frame 2 is flat, and the central positioning through groove 21 is rectangular; the inclined ejection mechanism 3 is located around the central positioning through groove 21, and the rotary pressing mechanism 4 and the linear pressing mechanism 5 are located at two ends of the central positioning through groove 21 in the length direction, so that uniform pressing and positioning of metal shell workpieces are achieved.
The pitched roof mechanism 3 further comprises a pin seat 31, the pin seat 31 is connected with the overturning positioning frame 2, the pitched roof pin 32 is positioned on the pin seat 31, the tail end of the pitched roof pin 32 inclines towards the inner side of the central positioning through groove 21, the supporting direction of the pitched roof pin is opposite to the placing direction of the positioning stepped groove 22, and therefore positioning is achieved.
The linear pressing mechanism 5 is specifically positioned at two sides of the rotary pressing mechanism 4; the lifting and pressing frame 42 is L-shaped and is connected with a piston of the rotary cylinder 41, a pressing plate is arranged at the tail end of the lifting and pressing frame 42, the rotary cylinder 41 is used for driving the lifting and pressing frame 42 to rotate and lift, and the pressing plate is used for pressing a metal shell workpiece.
The direction of the piston rod of the linear cylinder 52 is parallel to the length direction of the central positioning through groove 21; the linear cylinder 52 is positioned on the cylinder seat 51; the reciprocating press block 53 is connected with the tail end of a piston rod of the linear air cylinder 52, the linear air cylinder 52 is used for driving the reciprocating press block 53 to move in a reciprocating mode, and the reciprocating press block 53 is provided with a guide positioning groove which is used for compressing and positioning the edge of a metal shell workpiece.
The overturning positioning frame 2 is detachably connected with an index plate of the four-axis turntable base 1 through a screw, namely the overturning positioning frame 2 can be detached and replaced according to actual needs; the bottom end face of the turnover positioning frame 2 is provided with a supporting rod, and the supporting rod is used as a support after the turnover positioning frame 2 is detached, so that the metal shell workpiece is prevented from contacting the ground.
The utility model discloses a concrete application method does: firstly, a piston of a rotary cylinder 41 of the rotary pressing mechanism is in a lifting open state, and at the moment, a lifting pressing frame 42 is in a high position and staggered with a central positioning through groove 21; the piston rod of the linear cylinder 52 of the linear pressing mechanism 5 is in a retraction state, and the reciprocating press block 53 is positioned outside the central positioning through groove 21, so that abdication is realized, and structural interference when the metal shell is put in is avoided;
then, a metal shell workpiece to be subjected to double-sided machining is placed into the central positioning through groove 21 of the turnover positioning frame 2, the edge of the metal shell is clamped into the positioning stepped groove 22, and the tail end of an inclined ejector pin 32 of the inclined ejector mechanism 3 is embedded into a groove at the bottom end of the metal shell workpiece to realize positioning;
then the piston of the rotary cylinder 41 of the rotary pressing mechanism 4 rotates and descends to drive the lifting pressing frame 42 to rotate and descend, and a pressing plate at the tail end of the lifting pressing frame 42 is pressed at the edge of the metal shell workpiece after the piston is in position; a piston rod of a linear cylinder 52 of the linear pressing mechanism 5 extends out to drive the reciprocating press block 53 to move towards the metal shell workpiece, and the edge of the metal shell workpiece is clamped into a guide positioning groove at the bottom of the reciprocating press block 53 after the reciprocating press block is in place; at the moment, the metal shell workpiece is stably positioned under the co-positioning, clamping and restraining effects of the positioning stepped groove 22, the inclined ejection mechanism 3, the rotary pressing mechanism 4 and the linear pressing mechanism 5, and finish machining operation can be carried out;
after the machining operation of one surface of the metal shell workpiece is completed, the four-shaft rotating table seat 1 drives the overturning positioning frame 2 to overturn 180 degrees, so that the other surface of the metal shell workpiece is subjected to finish machining, the metal shell workpiece is stably fixed and cannot be displaced or fall relative to the overturning positioning frame 2, and the machining precision is guaranteed.
The above examples are provided for further illustration of the present invention, but do not limit the present invention to these specific embodiments. Any modification, equivalent replacement, improvement and extension made within the spirit and principle of the present invention should be understood as being within the protection scope of the present invention.
Claims (6)
1. The utility model provides a two-sided milling location clamping table of metal casing which characterized in that: the device comprises a four-shaft rotating table seat (1), a turning positioning frame (2), an inclined ejection mechanism (3), a rotary pressing mechanism (4) and a linear pressing mechanism (5); the overturning positioning frame (2) is positioned on an index plate of the four-shaft rotating table seat (1), a central positioning through groove (21) is formed in the middle of the overturning positioning frame (2), and a positioning stepped groove (22) is formed along the outline of the central positioning through groove (21); the inclined ejection mechanism (3) is positioned at the position, close to the central positioning through groove (21), of the bottom end face of the turnover positioning frame (2), and the rotary pressing mechanism (4) and the linear pressing mechanism (5) are positioned at the position, close to the central positioning through groove (21), of the upper end face of the turnover positioning frame (2); the pitched roof mechanism (3) comprises a pitched roof pin (32); the rotary pressing mechanism (4) comprises a rotary cylinder (41) and a lifting pressing frame (42); the linear pressing mechanism (5) comprises a linear air cylinder (52) and a reciprocating pressing block (53).
2. The double-sided milling and positioning clamping table for the metal shell as claimed in claim 1, wherein: the overturning positioning frame (2) is flat, and the central positioning through groove (21) is rectangular; the inclined ejection mechanism (3) is located on the periphery of the central positioning through groove (21), and the rotary pressing mechanism (4) and the linear pressing mechanism (5) are located at two ends of the central positioning through groove (21) in the length direction.
3. The double-sided milling and positioning clamping table for the metal shell as claimed in claim 2, wherein: the pitched roof mechanism (3) further comprises a pin seat (31), the pin seat (31) is connected with the overturning positioning frame (2), the pitched roof pin (32) is located on the pin seat (31) and the tail end of the pitched roof pin (32) inclines towards the inner side of the central positioning through groove (21).
4. The double-sided milling and positioning clamping table for the metal shell as claimed in claim 3, wherein: the linear pressing mechanism (5) is specifically positioned at two sides of the rotary pressing mechanism (4); the lifting pressing frame (42) is L-shaped and is connected with a piston of the rotary cylinder (41), and a pressing plate is arranged at the tail end of the lifting pressing frame (42).
5. The double-sided milling and positioning clamping table for the metal shell as claimed in claim 4, wherein: the direction of a piston rod of the linear cylinder (52) is parallel to the length direction of the central positioning through groove (21); the linear cylinder (52) is positioned on the cylinder seat (51); the reciprocating press block (53) is connected with the tail end of a piston rod of the linear cylinder (52), and a guide positioning groove is formed in the reciprocating press block (53).
6. The double-sided milling and positioning clamping table for the metal shell as claimed in claim 5, wherein: the overturning positioning frame (2) is detachably connected with an index plate of the four-axis turntable base (1) through a screw; the bottom end face of the overturning positioning frame (2) is provided with a supporting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222701484.5U CN218657939U (en) | 2022-10-14 | 2022-10-14 | Double-side milling positioning clamping table for metal shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222701484.5U CN218657939U (en) | 2022-10-14 | 2022-10-14 | Double-side milling positioning clamping table for metal shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218657939U true CN218657939U (en) | 2023-03-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222701484.5U Active CN218657939U (en) | 2022-10-14 | 2022-10-14 | Double-side milling positioning clamping table for metal shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218657939U (en) |
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2022
- 2022-10-14 CN CN202222701484.5U patent/CN218657939U/en active Active
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