CN211362480U - Alignment clamping device for drilling prepreg - Google Patents
Alignment clamping device for drilling prepreg Download PDFInfo
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- CN211362480U CN211362480U CN201921208746.6U CN201921208746U CN211362480U CN 211362480 U CN211362480 U CN 211362480U CN 201921208746 U CN201921208746 U CN 201921208746U CN 211362480 U CN211362480 U CN 211362480U
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Abstract
The utility model provides a counterpoint clamping device for drilling of prepreg, includes rig mesa, fixture and controller, has seted up the dovetail groove on the rig mesa, and fixture includes fixed centre gripping subassembly and slip centre gripping subassembly, and fixed centre gripping subassembly is installed on the rig mesa, and during the dovetail groove was located to the slip centre gripping subassembly, fixed centre gripping subassembly and slip centre gripping subassembly all with controller electric connection, slip centre gripping subassembly and the cooperation of fixed centre gripping subassembly form the centre gripping district. The utility model discloses easy and simple to handle, counterpoint accurate, fixed effectual, can show improvement machining efficiency and quality.
Description
Technical Field
The utility model relates to a circuit board production field, in particular to counterpoint clamping device for prepreg drilling.
Background
In the production process of the multilayer circuit board, a dielectric layer, namely a prepreg, is needed in the pressing process, and the material is very thin and has the thickness of less than 0.15 mm. Need pass through the riveting process during multilayer circuit board pressfitting, specifically for after the prepreg cuts the machining dimension, carry out the pre-drilling with the prepreg in order to hold the rivet, the circuit inlayer plywood passes through the rivet riveting with the prepreg and is in the same place to ensure that multilayer circuit board can not take place the skew between the layer at hot pressing and in-process.
At present, a method for pre-drilling a prepreg is to align a stack of prepregs with the thickness of about 20mm and then place the stack of prepregs on a table top of a numerical control drilling machine horizontally, a 3mm thick epoxy resin plate covers the top of the stack of prepregs, under the condition, the prepreg to be drilled is pressed only by dead weight and the 3mm thick epoxy resin plate, the surface of the prepreg is smooth, the prepreg is easy to slide when the table top of a pre-drilling machine moves and cannot be aligned accurately, a pre-drilling target hole is deviated, the prepreg is scrapped seriously, and no good method exists for fixing the drilling of the prepreg in the industry at present.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that, overcome the above-mentioned defect that prior art exists, provide an easy and simple to handle, counterpoint accurate, fixed effectual, can show the counterpoint clamping device who is used for prepreg drilling that improves machining efficiency and quality.
The utility model provides a technical scheme that its technical problem adopted is for counterpoint clamping device of prepreg drilling, including rig mesa, fixture and controller, the forked tail spout has been seted up on the rig mesa, fixture includes fixed centre gripping subassembly and slip centre gripping subassembly, fixed centre gripping unit mount is on the rig mesa, slip centre gripping subassembly is located in the forked tail spout, fixed centre gripping subassembly and slip centre gripping subassembly all with controller electric connection, slip centre gripping subassembly forms the grip block with the cooperation of fixed centre gripping subassembly.
Preferably, the fixed clamping assembly comprises a first clamping cylinder, a first alignment rod and a first pressing cap, the first clamping cylinder is connected with the first pressing cap through the first alignment rod, the first clamping cylinder is installed on the table top of the drilling machine, the top surface of the first clamping cylinder is flush with the table top of the drilling machine, and the first clamping cylinder is electrically connected with the controller.
Preferably, the fixed clamping assemblies are arranged on the table top of the drilling machine at intervals along the X-axis direction and the Y-axis direction respectively.
Preferably, the sliding clamping assembly comprises a second clamping cylinder, a second aligning rod and a second pressing cap, the second clamping cylinder is connected with the second pressing cap through the second aligning rod, the second clamping cylinder is arranged in the dovetail sliding groove, the top surface of the second clamping cylinder is flush with the table surface of the drilling machine, and the second clamping cylinder is electrically connected with the controller.
Preferably, the sliding clamping assembly further comprises a driving mechanism, the driving mechanism is arranged in the dovetail sliding groove, the bottom surface of the second clamping cylinder is connected with the driving mechanism, and the driving mechanism is electrically connected with the controller.
Preferably, actuating mechanism includes base, guide rail, ball and servo motor, the base is located in the dovetail groove, the guide rail is located on the base along the dovetail groove direction, ball locates between the guide rail, and is connected with servo motor, the bottom and the guide rail sliding connection of second centre gripping cylinder, and with ball fixed connection, servo motor locates the one end of base, and with controller electric connection.
Preferably, the dovetail groove includes a first dovetail groove extending in the Y-axis direction and a second dovetail groove extending in the X-axis direction, and the sliding clamping assembly is provided in the first dovetail groove and the second dovetail groove.
Preferably, the first pressing cap is made of resin, and the thickness of the first pressing cap is 2 mm.
Preferably, the second pressing cap is made of resin, and the thickness of the second pressing cap is 2 mm.
Compared with the prior art, the beneficial effects of the utility model are that:
the method comprises the steps that a stack of prepregs is placed in a clamping area and is abutted against first alignment rods distributed along an X axis and a Y axis, size information of the prepregs is input on a controller of a numerical control drilling machine, the controller controls a servo motor to drive a sliding clamping assembly to slide along a first dovetail chute and a second dovetail chute, the second alignment rods are abutted against plate edges of the prepregs, the whole stack of prepregs are kept aligned, a first pressing cap and a second pressing cap descend, the plate edges of the prepregs are pressed, the prepregs cannot move in the processing process of the prepregs, after the numerical control drilling machine drills holes according to relevant target hole data, the controller controls the first pressing cap and the second pressing cap to ascend, the plate edges of the prepregs are loosened, the servo motor drives the sliding clamping assembly to reset along the first dovetail chute and the second dovetail chute, the prepregs are taken out, and processing is completed. The utility model has high automation degree, simple operation, accurate alignment, good fixing effect and capability of obviously improving the processing efficiency and quality; the method comprises the following steps that a stack of prepregs is accurately aligned through a fixed clamping assembly and a sliding clamping assembly which are distributed along the X axis and the Y axis; the method comprises the following steps that a first compression cap and a second compression cap are adopted to fix a whole stack of prepregs to be drilled, and the prepregs cannot move in the processing process; the pressing cap protrudes out of the plate surface by 2mm, so that collision with a drill bit of a moving numerical control drilling machine can be avoided; compress tightly the cap and adopt the resin material, if the mistake is bored to compressing tightly on the cap, the dust of production is the powder that does not conduct, can avoid causing quality problems such as circuit board inlayer short circuit.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural view of the sliding clamp assembly shown in FIG. 1;
FIG. 3 is a schematic view of the stationary clamp assembly shown in FIG. 1;
fig. 4 is a schematic structural diagram of another embodiment of the present invention.
Description of reference numerals: 1 is a drilling machine table board, 1-1 is a dovetail chute, 1-1-1 is a first dovetail chute, 1-1-2 is a second dovetail chute, 2 is a clamping mechanism, 2-1 is a fixed clamping component, 2-1-1 is a first clamping cylinder, 2-1-2 is a first alignment rod, 2-1-3 is a first pressing cap, 2-2 is a sliding clamping component, 2-2-1 is a second clamping cylinder, 2-2-2 is a second alignment rod, 2-2-3 is a second pressing cap, 2-2-4 is a driving mechanism, 2-2-4-1 is a base, 2-2-4-2 is a guide rail, 2-2-4-3 is a ball screw, 2-2-4-4 is a servo motor, 2-2-5 is a boss, 3 is a controller, and 4 is a clamping area.
Detailed Description
The technical solution provided by the embodiments of the present invention is described in detail below with reference to the accompanying drawings.
Example 1
Referring to fig. 1-3, the present embodiment includes a drilling machine table 1, a clamping mechanism 2 and a controller 3, the drilling machine table 1 is provided with a dovetail chute 1-1, the clamping mechanism 2 includes a fixed clamping component 2-1 and a sliding clamping component 2-2, the fixed clamping component 2-1 is installed on the drilling machine table 1, the sliding clamping component 2-2 is disposed in the dovetail chute 1-1, the fixed clamping component 2-1 and the sliding clamping component 2-2 are both electrically connected to the controller 3, and the sliding clamping component 2-2 and the fixed clamping component 2-1 cooperate to form a clamping area 4.
The fixed clamping assembly 2-1 comprises a first clamping cylinder 2-1-1, a first aligning rod 2-1-2 and a first pressing cap 2-1-3, the first clamping cylinder 2-1-1 is connected with the first pressing cap 2-1-3 through the first aligning rod 2-1-2, the first clamping cylinder 2-1-1 is installed on a drilling machine table board 1, the top surface of the first clamping cylinder 2-1-1 is flush with the drilling machine table board 1, and the first clamping cylinder 2-1-1 is electrically connected with a controller 3.
The fixed clamping components 2-1 are arranged on the drilling machine table board 1 at intervals along the X-axis direction and the Y-axis direction respectively.
The sliding clamping assembly 2-2 comprises a second clamping cylinder 2-2-1, a second aligning rod 2-2-2 and a second pressing cap 2-2-3, the second clamping cylinder 2-2-1 is connected with the second pressing cap 2-2-3 through the second aligning rod 2-2-2, the second clamping cylinder 2-2-1 is arranged in the dovetail sliding groove 1-1, the top surface of the second clamping cylinder 2-2-1 is flush with the table board 1 of the drilling machine, and the second clamping cylinder 2-2-1 is electrically connected with the controller 3.
The sliding clamping assembly 2-2 further comprises a driving mechanism 2-2-4, the driving mechanism 2-2-4 is arranged in the dovetail sliding groove 1-1, the bottom surface of the second clamping cylinder 2-2-1 is connected with the driving mechanism 2-2-4, and the driving mechanism 2-2-4 is electrically connected with the controller 3.
The driving mechanism 2-2-4 comprises a base 2-2-4-1, a guide rail 2-2-4-2, a ball screw 2-2-4-3 and a servo motor 2-2-4-4, the base 2-2-4-1 is arranged in a dovetail sliding groove 1-1, the guide rail 2-2-4-2 is arranged on the base 2-2-4-1 along the direction of the dovetail sliding groove 1-1, the ball screw 2-2-4-3 is arranged between the guide rails 2-2-4-2 and is connected with the servo motor 2-2-4-4, the bottom end of the second clamping cylinder 2-2-1 is connected with the guide rail 2-2-4-2 in a sliding manner, and is fixedly connected with the ball screw 2-2-4-3, and the servo motor 2-2-4-4 is arranged at one end of the base 2-2-4-1 and is electrically connected with the controller 3.
Dovetail chute 1-1 includes the first dovetail chute 1-1-1 that extends along the Y axle direction and the second dovetail chute 1-1-2 that extends along the X axle direction, slip centre gripping subassembly 2-2 locates first dovetail chute 1-1-1 and is used for fixed prepreg along the flange edge of X axle direction, and slip centre gripping subassembly 2-2 locates and is used for fixed prepreg along the flange edge of Y axle direction in the second dovetail chute 1-1-2, can be applicable to the prepreg of not unidimensional.
The first pressing cap 2-1-3 and the second pressing cap 2-2-3 are made of resin materials, and the thickness of the first pressing cap and the second pressing cap is 2 mm.
The utility model discloses embodiment 1's theory of operation:
importing the related target hole data into a numerical control drilling machine;
operating a button on the controller 3 to lift the first pressing cap 2-1-3 and the second pressing cap 2-2-3;
placing a stack of prepregs in the clamping area 4, abutting against first alignment rods 2-1-2 on a fixed clamping assembly 2-1 distributed along the X axis and the Y axis, and aligning the whole stack of prepregs;
inputting the size of the prepreg on the controller 3, driving the sliding clamping assembly 2-2 to slide to the plate edge of the prepreg along the first dovetail chute 1-1-1 and the second dovetail chute 1-1-2 by the servo motor 2-2-4-4, and enabling the second aligning rod 2-2-2 to be close to the plate edge of the prepreg;
the controller 3 controls the first pressing cap 2-1-3 and the second pressing cap 2-2-3 to descend, and the fixed clamping assembly 2-1 and the sliding clamping assembly 2-2 press the plate edges of the prepregs;
the numerical control drilling machine drills according to the relevant target hole data;
after drilling is finished, the controller 3 controls the first pressing cap 2-1-3 and the second pressing cap 2-2-3 to ascend, and the fixed clamping assembly 2-1 and the sliding clamping assembly 2-2 loosen the plate edges of the prepreg;
the servo motor 2-2-4-4 drives the sliding clamping component 2-2 to slide and reset along the first dovetail chute 1-1-1 and the second dovetail chute 1-1-2;
and taking out the processed prepreg.
The embodiment 1 of the utility model provides a degree of automation is high, easy and simple to handle, counterpoint accurate, fixed effectual, can show improvement machining efficiency and quality.
Example 2
Referring to fig. 4, the present embodiment includes a drilling machine table-board 1, a clamping mechanism 2 and a controller 3, the drilling machine table-board 1 is provided with a dovetail sliding groove 1-1, the clamping mechanism 2 includes a fixed clamping component 2-1 and a sliding clamping component 2-2, the fixed clamping component 2-1 is installed on the drilling machine table-board 1, the sliding clamping component 2-2 is disposed in the dovetail sliding groove 1-1, the fixed clamping component 2-1 and the sliding clamping component 2-2 are both electrically connected to the controller 3, and the sliding clamping component 2-2 and the fixed clamping component 2-1 cooperate to form a clamping area 4.
The fixed clamping assembly 2-1 comprises a first clamping cylinder 2-1-1, a first aligning rod 2-1-2 and a first pressing cap 2-1-3, the first clamping cylinder 2-1-1 is connected with the first pressing cap 2-1-3 through the first aligning rod 2-1-2, the first clamping cylinder 2-1-1 is installed on a drilling machine table board 1, the top surface of the first clamping cylinder 2-1-1 is flush with the drilling machine table board 1, and the first clamping cylinder 2-1-1 is electrically connected with a controller 3.
The fixed clamping components 2-1 are arranged on the drilling machine table board 1 at intervals along the X-axis direction and the Y-axis direction respectively.
The sliding clamping assembly 2-2 comprises a second clamping cylinder 2-2-1, a second aligning rod 2-2-2, a second pressing cap 2-2-3 and a boss 2-2-5, the second clamping cylinder 2-2-1 is connected with the second pressing cap 2-2-3 through the second aligning rod 2-2-2, the second clamping cylinder 2-2-1 is arranged in the dovetail chute 1-1, the bottom surface of the second clamping cylinder 2-2-1 is connected with the boss 2-2-5, the top surface of the second clamping cylinder 2-2-1 is flush with the drilling machine table board 1, and the second clamping cylinder 2-2-1 is electrically connected with the controller 3.
Dovetail chute 1-1 includes the first dovetail chute 1-1-1 that extends along the Y axle direction and the second dovetail chute 1-1-2 that extends along the X axle direction, slip centre gripping subassembly 2-2 locates first dovetail chute 1-1-1 and is used for fixed prepreg along the flange edge of X axle direction, and slip centre gripping subassembly 2-2 locates and is used for fixed prepreg along the flange edge of Y axle direction in the second dovetail chute 1-1-2, can be applicable to the prepreg of not unidimensional.
The first pressing cap 2-1-3 and the second pressing cap 2-2-3 are made of resin materials, and the thickness of the first pressing cap and the second pressing cap is 2 mm.
The utility model discloses embodiment 2's theory of operation:
importing the related target hole data into a numerical control drilling machine;
operating a button on the controller 3 to lift the first and second compression caps 2-1-3 and 2-2-3;
placing a stack of prepregs in the clamping area 4, abutting against first alignment rods 2-1-2 on a fixed clamping assembly 2-1 distributed along the X axis and the Y axis, and aligning the whole stack of prepregs;
manually adjusting the sliding clamping assembly 2-2 to slide to the plate edge of the prepreg along the first dovetail chute 1-1-1 and the second dovetail chute 1-1-2, and enabling the second alignment rod 2-2-2 to be close to the plate edge of the prepreg;
a button on the controller 3 is operated to enable the first pressing cap 2-1-3 and the second pressing cap 2-2-3 to descend, and the fixed clamping assembly 2-1 and the sliding clamping assembly 2-2 press the plate edges of the prepreg;
the numerical control drilling machine drills according to the relevant target hole data;
after drilling is finished, operating a button on the controller 3 to enable the first pressing cap 2-1-3 and the second pressing cap 2-2-3 to ascend, and loosening the plate edge of the prepreg by the fixed clamping assembly 2-1 and the sliding clamping assembly 2-2;
the sliding clamping assembly 2-2 is manually adjusted to slide along the first dovetail chute 1-1-1 and the second dovetail chute 1-1-2 to reset;
and taking out the processed prepreg.
The embodiment 2 of the utility model provides accurate, fixed effectual, can show improvement processing quality of counterpointing.
The above embodiments are only used for illustrating the technical solution of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (9)
1. A counterpoint clamping device for drilling of prepreg, its characterized in that: the drill table comprises a drill table board (1), a clamping mechanism (2) and a controller (3), wherein a dovetail sliding groove (1-1) is formed in the drill table board (1), the clamping mechanism (2) comprises a fixed clamping component (2-1) and a sliding clamping component (2-2), the fixed clamping component (2-1) is installed on the drill table board (1), the sliding clamping component (2-2) is arranged in the dovetail sliding groove (1-1), the fixed clamping component (2-1) and the sliding clamping component (2-2) are both electrically connected with the controller (3), and the sliding clamping component (2-2) and the fixed clamping component (2-1) are matched to form a clamping area (4).
2. The alignment clamping device for drilling the prepreg according to claim 1, wherein: the fixed clamping assembly (2-1) comprises a first clamping cylinder (2-1-1), a first aligning rod (2-1-2) and a first pressing cap (2-1-3), the first clamping cylinder (2-1-1) is connected with the first pressing cap (2-1-3) through the first aligning rod (2-1-2), the first clamping cylinder (2-1-1) is installed on a drilling machine table board (1), the top surface of the first clamping cylinder (2-1-1) is flush with the drilling machine table board (1), and the first clamping cylinder (2-1-1) is electrically connected with the controller (3).
3. The alignment clamping device for drilling the prepreg according to claim 2, wherein: the fixed clamping components (2-1) are arranged on the drilling machine table board (1) at intervals along the X-axis direction and the Y-axis direction respectively.
4. The alignment clamping device for drilling the prepreg according to claim 3, wherein: the sliding clamping assembly (2-2) comprises a second clamping cylinder (2-2-1), a second aligning rod (2-2-2) and a second pressing cap (2-2-3), the second clamping cylinder (2-2-1) is connected with the second pressing cap (2-2-3) through the second aligning rod (2-2-2), the second clamping cylinder (2-2-1) is arranged in the dovetail sliding groove (1-1), the top surface of the second clamping cylinder (2-2-1) is flush with the drilling machine table board (1), and the second clamping cylinder (2-2-1) is electrically connected with the controller (3).
5. The alignment clamping device for drilling the prepreg according to claim 4, wherein: the sliding clamping assembly (2-2) further comprises a driving mechanism (2-2-4), the driving mechanism (2-2-4) is arranged in the dovetail sliding groove (1-1), the bottom surface of the second clamping cylinder (2-2-1) is connected with the driving mechanism (2-2-4), and the driving mechanism (2-2-4) is electrically connected with the controller (3).
6. The alignment clamping device for drilling the prepreg according to claim 5, wherein: the driving mechanism (2-2-4) comprises a base (2-2-4-1), a guide rail (2-2-4-2), a ball screw (2-2-4-3) and a servo motor (2-2-4-4), the base (2-2-4-1) is arranged in a dovetail sliding groove (1-1), the guide rail (2-2-4-2) is arranged on the base (2-2-4-1) along the direction of the dovetail sliding groove (1-1), the ball screw (2-2-4-3) is arranged between the guide rails (2-2-4-2) and is connected with the servo motor (2-2-4-4), and the bottom end of the second clamping cylinder (2-2-1) and the guide rail (2-2-4-2) ) The servo motor is connected with the ball screw (2-2-4-3) in a sliding mode, the servo motor (2-2-4-4) is arranged at one end of the base (2-2-4-1) and is electrically connected with the controller (3).
7. The alignment clamping device for drilling the prepreg according to claim 6, wherein: dovetail chute (1-1) is including first dovetail chute (1-1-1) that extends along the Y axle direction and second dovetail chute (1-1-2) that extends along the X axle direction, slip centre gripping subassembly (2-2) are located in first dovetail chute (1-1-1) and second dovetail chute (1-1-2).
8. The alignment clamping device for drilling the prepreg according to claim 7, wherein: the first pressing cap (2-1-3) is made of resin and is 2mm thick.
9. The alignment clamping device for drilling the prepreg according to claim 8, wherein: the second pressing cap (2-2-3) is made of resin and is 2mm thick.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921208746.6U CN211362480U (en) | 2019-07-30 | 2019-07-30 | Alignment clamping device for drilling prepreg |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921208746.6U CN211362480U (en) | 2019-07-30 | 2019-07-30 | Alignment clamping device for drilling prepreg |
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| Publication Number | Publication Date |
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| CN211362480U true CN211362480U (en) | 2020-08-28 |
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| CN201921208746.6U Active CN211362480U (en) | 2019-07-30 | 2019-07-30 | Alignment clamping device for drilling prepreg |
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| CN (1) | CN211362480U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110405841A (en) * | 2019-07-30 | 2019-11-05 | 奥士康科技股份有限公司 | A kind of contraposition clamping device for prepreg drilling |
-
2019
- 2019-07-30 CN CN201921208746.6U patent/CN211362480U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110405841A (en) * | 2019-07-30 | 2019-11-05 | 奥士康科技股份有限公司 | A kind of contraposition clamping device for prepreg drilling |
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