CN211681555U - Grinding device for laminated plate - Google Patents
Grinding device for laminated plate Download PDFInfo
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- CN211681555U CN211681555U CN202020014678.6U CN202020014678U CN211681555U CN 211681555 U CN211681555 U CN 211681555U CN 202020014678 U CN202020014678 U CN 202020014678U CN 211681555 U CN211681555 U CN 211681555U
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Abstract
The utility model belongs to the field of laminated plates, and discloses a grinding device for laminated plates, which comprises a disc for placing a workpiece, wherein the circle center of the disc is provided with a rotating shaft for driving the disc to rotate, the disc is provided with a clamping unit for clamping the workpiece, and a roller shaft for grinding the workpiece is arranged above the clamping unit; the clamping unit comprises a first clamping block, a second clamping block and a third clamping block which synchronously move in opposite directions, and the first clamping block, the second clamping block and the third clamping block are arranged in a triangular structure; the center of the clamping unit and the circle center of the disc are arranged at intervals, and the roll shafts are arranged horizontally; the problem that the laminated plate face generates unevenness is solved.
Description
Technical Field
The utility model relates to a laminated board field, especially a grinder that laminated board was used.
Background
With the development of the electronic industry, the demand of high-end products such as precision circuit boards, thick plate back plates, high-order HDI plates and the like is increasing day by day, the manufacturing technical difficulties of the products are many, and the process flow control method is complex, wherein the manufacturing of the outer layer circuit is one of the more critical technical difficulties, and the outer layer circuit is usually obtained by adopting the following processes: electroplating → resin plug hole → grinding plate → thinning copper → outer layer circuit.
Traditional laminated board at the in-process of production, at first need cut whole laminated board, separate into not the small-size laminated board of equidimension, because there is the burr in the small-size laminated board face after the cutting, consequently often adopt artifical manual face to the laminated board to polish, and artifical efficiency of polishing is lower, and makes the laminated board face produce unevenness's phenomenon easily, and then leads to the damage of laminated board easily, for this reason, we provide the grinder that laminated board was used.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a grinder that laminated board was used solves the laminated board face and produces unevenness's problem.
The utility model provides a technical scheme does: a grinding device for a laminated plate comprises a disc for placing a workpiece, wherein a rotating shaft for driving the disc to rotate is arranged in the center of the disc, a clamping unit for clamping the workpiece is arranged on the disc, and a roller shaft for grinding the workpiece is arranged above the clamping unit;
the clamping unit comprises a first clamping block, a second clamping block and a third clamping block which synchronously move in opposite directions, and the first clamping block, the second clamping block and the third clamping block are arranged in a triangular structure; the center of the clamping unit and the circle center of the disc are arranged at intervals, and the roll shafts are arranged horizontally.
In the above polishing apparatus for a laminated plate, the first clamping block is connected to the outer side surface of the workpiece in a butting manner, and the second clamping block and the third clamping block are in butting contact with the inner side surface of the workpiece in a butting manner; and a driving mechanism for the first clamping block, the second clamping block and the third clamping block to move oppositely is arranged at the lower side of the disc.
In the above polishing apparatus for a laminate, the second and third blocks are each of an L-shaped configuration and are oppositely disposed at corners of the workpiece.
In the above-mentioned lapping device for a laminated plate, the driving mechanism includes a first screw, a second screw and a third screw which are horizontally arranged; the disc is provided with sliding chutes corresponding to the first clamping block, the second clamping block and the third clamping block respectively;
the lower ends of the first clamping block, the second clamping block and the third clamping block respectively penetrate through the sliding grooves and extend to the outer side of the lower side face of the disc, the first screw rod, the second screw rod and the third screw rod are respectively in threaded connection with the first clamping block, the second clamping block and the third clamping block, and the inner ends of the first screw rod, the second screw rod and the third screw rod are respectively provided with conical gears which are meshed with each other;
the outer end of the first screw rod extends to the outer side of the side face of the disc.
In the above-mentioned grinder for laminated plate, the lower side of the disc is respectively provided with a fixed block for supporting and fixing the first screw, the second screw and the third screw, and the fixed blocks are respectively arranged at the inner side and the outer side of the area of the clamping unit;
and a first spring, a second spring and a third spring are arranged between the first clamping block, the second clamping block and the third clamping block and the fixing block outside the area of the clamping unit respectively, and the first spring, the second spring and the third spring are arranged on the first screw rod, the second screw rod and the third screw rod respectively.
The outer end of the first screw rod is provided with a handle.
In the above polishing device for a laminated plate, the upper side surfaces of the first clamping block, the second clamping block and the third clamping block are not higher than the upper side surface of the workpiece; the axis of the roll shaft is arranged in parallel with the radial diameter space of the disc.
In the grinding device for the laminated plate, the lifting cylinder for adjusting the height of the roller shaft is arranged on the upper side of the roller shaft, and a bracket is arranged between the lifting cylinder and the roller shaft;
the upper end of the support is fixedly connected with the power output end of the lifting cylinder, and the lower end of the support is rotatably connected with the roll shaft.
After the technical scheme is adopted in the utility model, its beneficial effect who has is:
the laminated plate grinding machine is further improved in the scheme that a disc and a rotating shaft are arranged, the rotating shaft is used as a rotating shaft, the disc is fixed on the rotating shaft, the disc automatically rotates, a laminated plate is placed on the disc, the disc rotates to drive the laminated plate to rotate, an automatically rotating roller shaft is arranged above the disc, the rotation of the disc is ground by the roller shaft, and the surface of the laminated plate is uniformly ground; the laminated plate is fixed on the disc through the clamping unit, the first clamping block, the second clamping block and the third clamping block are arranged on the peripheral edge of the laminated plate and move synchronously and oppositely to clamp the laminated plate, fixing is completed, the disc rotates to drive the laminated plate to rotate, and the laminated plate cannot deviate.
The laminated plate is limited in the freedom degree of movement of the laminated plate in the radial direction of the disc by arranging the first clamping block, the second clamping block and the third clamping block, the laminated plate cannot be thrown out in the rotation process of the disc, and the first clamping block, the second clamping block and the third clamping block are synchronously controlled by the driving mechanism to realize loosening or clamping opposite movement.
Further improvement, this scheme utilizes the L shape structure of second clamp splice, third clamp splice through setting up second clamp splice, third clamp splice, arranges in the inboard corner of laminated board, and then the motion degree of freedom of the tangential direction on the restriction laminated board circular motion, and the laminated board is more stable fixes on the disc.
The first screw, the second screw and the third screw are meshed through conical gears on the inner ends of the first screw, the second screw and the third screw to synchronously move, wherein the thread directions of the second screw and the third screw are opposite to each other, and the first screw is rotated to drive the second screw and the third screw to realize opposite movement; the outer end of the first screw rod is arranged, so that the first screw rod can be rotated more easily and conveniently, and convenience is realized.
In the scheme, the fixing blocks are arranged, so that the first screw, the second screw and the third screw are respectively fixed on the lower side of the disc, and keep the same circular motion with the rotation of the disc, and continuously clamp the laminated plate; the arrangement of the first spring, the second spring and the third spring ensures that no external force is applied to the clamping blocks in the rotating process of the first clamping block, the second clamping block and the third clamping block, the clamping blocks tightly push the lower clamping block to clamp the laminated plate all the time under the elastic force of the first spring, the second spring and the third spring respectively, the springs are arranged on the screw rods respectively, and the screw rods have guiding effect on the springs to prevent the springs from being distorted and deformed; the handle is arranged, so that the first screw rod can be rotated more easily and conveniently, and convenience is realized.
In the scheme, the height of the upper side of the first clamping block, the second clamping block and the third clamping block is set, so that the clamping blocks cannot be ground when the laminated plate is ground, and the service lives of the roller shaft and the clamping blocks are prolonged; the direction of the roll shaft is arranged, so that the grinding contact surface of the roll shaft is perpendicular to the tangential direction of the circular motion of the laminated plate, and the maximum grinding efficiency is provided.
Further improvement, this scheme is through setting up the lift cylinder for the roller is according to actual adjustment position from top to bottom, and the cylinder passes through the leg joint roller, and the roller makes things convenient for the operation of adorning, unloading.
Drawings
Fig. 1 is a schematic structural view of a polishing apparatus for a laminate sheet according to embodiment 1 of the present invention;
fig. 2 is a schematic configuration diagram of a polishing apparatus for a laminate sheet according to example 1 of the present invention.
Reference numerals: 1. a disc; 2. a second clamp block; 3. a laminate; 4. a first clamping block; 5. a third clamping block; 6. a roll shaft; 7. A lifting cylinder; 8. a support; 9. a rotating shaft; 10. a chute; 11. a handle; 12. a first spring; 13. a second spring; 14. a fixed block; 15. a second screw; 16. a bevel gear; 17. a third spring; 18. a third screw; 19. first screw
Detailed Description
The technical solution of the present invention will be further described in detail with reference to the following detailed description, but the present invention is not limited thereto.
Example 1: as shown in fig. 1-2, a grinding device for a laminated plate 3 comprises a disc 1 for placing a workpiece, wherein a rotating shaft 9 for driving the disc 1 to rotate is arranged at the center of the disc 1, and is characterized in that a clamping unit for clamping the workpiece is arranged on the disc 1, and a roller shaft 6 for grinding the workpiece is arranged above the clamping unit;
the clamping unit comprises a first clamping block 4, a second clamping block 2 and a third clamping block 5 which synchronously move in opposite directions, and the first clamping block 4, the second clamping block 2 and the third clamping block 5 are arranged in a triangular structure; the centers of the clamping units and the circle center of the disc 1 are arranged at intervals, and the roll shafts 6 are horizontally arranged.
The working principle of the grinding machine is that by arranging the disc 1 and the rotating shaft 9, the rotating shaft 9 is used as the rotating shaft 9, the disc 1 is fixed on the rotating shaft 9, the disc 1 rotates, the laminated plate 3 is placed on the disc 1, the disc 1 rotates to drive the laminated plate 3 to rotate, the rotating roller shaft 6 is arranged above the disc 1, the rotating roller shaft 6 is added for grinding, and the surface of the laminated plate 3 is uniformly ground; wherein laminated plate 3 passes through clamping unit to be fixed on disc 1, utilizes first clamp splice 4, second clamp splice 2, third clamp splice 5 to become the triangle-shaped structure, arranges at the peripheral border of laminated plate 3, and synchronous phase to each other removes and presss from both sides tight laminated plate 3, accomplishes fixedly, and disc 1 rotates and drives laminated plate 3 and rotate, and laminated plate 3 can not squint.
In this embodiment, the first clamping block 4 is connected with the outer side surface of the workpiece in a propping manner, and the second clamping block 2 and the third clamping block 5 are in propping contact with the inner side surface of the workpiece in a propping manner; the lower side of the disc 1 is provided with a driving mechanism for the first clamping block 4, the second clamping block 2 and the third clamping block 5 to move oppositely.
Preferably, the freedom of movement of the laminated plate 3 in the radial direction of the disc 1 is limited by the positions of the first clamping block 4, the second clamping block 2, and the third clamping block 5, so that the laminated plate 3 is not thrown out during the rotation of the disc 1, and the first clamping block 4, the second clamping block 2, and the third clamping block 5 are synchronously controlled by the driving mechanism to realize the opposite movement of loosening or clamping.
In this embodiment, the second clamping block 2 and the third clamping block 5 are both L-shaped structures and are oppositely arranged at the corners of the workpiece.
Preferably, by arranging the second clamping block 2 and the third clamping block 5 and utilizing the L-shaped structures of the second clamping block 2 and the third clamping block 5, the laminated plate 3 is arranged at the inner corner of the laminated plate 3, so that the freedom of movement of the laminated plate 3 in the tangential direction during the circumferential movement is limited, and the laminated plate 3 is more stably fixed on the disc 1.
In the present embodiment, the driving mechanism includes a first screw 19, a second screw 15, and a third screw 18, which are horizontally arranged; the disc 1 is respectively provided with a sliding chute 10 corresponding to the first clamping block 4, the second clamping block 2 and the third clamping block 5;
the lower ends of the first clamping block 4, the second clamping block 2 and the third clamping block 5 respectively penetrate through the sliding groove 10 and extend to the outer side of the lower side surface of the disc 1, the first screw rod 19, the second screw rod 15 and the third screw rod 18 are respectively in threaded connection with the first clamping block 4, the second clamping block 2 and the third clamping block 5, and the inner ends of the first screw rod 19, the second screw rod 15 and the third screw rod 18 are respectively provided with conical gears 16 which are meshed with each other;
the outer end of the first screw 19 extends to the lateral outside of the disc 1.
In practical use, the chute 10 is arranged, so that the first clamping block 4, the second clamping block 2 and the third clamping block 5 pass through the chute 10 to reach the driving mechanism on the lower side of the disc 1, and as the first screw rod 19, the second screw rod 15 and the third screw rod 18 are respectively in threaded connection with the first clamping block 4, the second clamping block 2 and the third clamping block 5, the first screw rod 19, the second clamping block 2 and the third clamping block 5 are respectively pushed to move in the chute 10 by utilizing the principle of screw transmission, the first screw rod 19, the second screw rod 15 and the third screw rod 18 are engaged through the conical gears 16 on the inner ends of the first screw rod 19, the second screw rod 15 and the third screw rod 18 are arranged in opposite thread directions, and the first screw rod 19 is rotated to drive the second screw rod 15 and the third screw rod 18 to move oppositely; the outer end of the first screw rod 19 is arranged, so that the first screw rod 19 can be rotated more easily and conveniently, and convenience is provided.
In the embodiment, the lower sides of the discs 1 are respectively provided with fixing blocks 14 for supporting and fixing a first screw 19, a second screw 15 and a third screw 18, and the fixing blocks 14 are respectively arranged on the inner side and the outer side of the area of the clamping unit;
a first spring 12, a second spring 13 and a third spring 17 are arranged between the first clamping block 4, the second clamping block 2 and the third clamping block 5 and a fixing block 14 outside the area of the clamping unit respectively, and the first spring 12, the second spring 13 and the third spring 17 are arranged on a first screw rod 19, a second screw rod 15 and a third screw rod 18 respectively.
The outer end of the first screw rod 19 is provided with a handle 11.
In practical application, the fixing block 14 is arranged, so that the first screw 19, the second screw 15 and the third screw 18 are respectively fixed at the lower side of the disc 1, and keep the same circular motion with the rotation of the disc 1, and continuously clamp the laminated plate 3; the arrangement of the first spring 12, the second spring 13 and the third spring 17 ensures that no external force is applied to the clamping blocks in the rotating process of the first clamping block 4, the second clamping block 2 and the third clamping block 5, the clamping blocks tightly push the lower clamping blocks to clamp the laminated plate 3 all the time under the elastic force of the first spring 12, the second spring 13 and the third spring 17 respectively, the springs are arranged on the screw rods respectively, and the screw rods have guiding effect on the screw rods to prevent the springs from being distorted and deformed; the handle 11 is arranged, so that the first screw rod 19 can be rotated more easily and conveniently, and convenience is provided.
In the embodiment, the upper sides of the first clamping block 4, the second clamping block 2 and the third clamping block 5 are not higher than the upper side of the workpiece; the axis of the roll shaft 6 is arranged in parallel with the radial diameter space of the disc 1.
Preferably, the heights of the upper side faces of the first clamping block 4, the second clamping block 2 and the third clamping block 5 are set, so that the clamping blocks cannot be ground on the grinding laminated plate 3, and the service lives of the roll shaft 6 and the clamping blocks are prolonged; the orientation of the roller shaft 6 is such that the grinding contact surface of the roller shaft 6 is perpendicular to the tangential direction of the circular motion of the laminate 3, providing maximum grinding efficiency.
In the embodiment, a lifting cylinder 7 for adjusting the height of the roller shaft 6 is arranged on the upper side of the roller shaft 6, and a bracket 8 is arranged between the lifting cylinder 7 and the roller shaft 6;
the upper end of the support 8 is fixedly connected with the power output end of the lifting cylinder 7, and the lower end of the support 8 is rotatably connected with the roll shaft 6.
In addition, through setting up lift cylinder 7 for roll shaft 6 adjusts the position from top to bottom according to actual carrying out, and the cylinder passes through support 8 and connects roll shaft 6, and roll shaft 6 makes things convenient for the operation of dress, unloading.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.
Claims (7)
1. A grinding device for laminated plates comprises a disc for placing a workpiece, wherein a rotating shaft for driving the disc to rotate is arranged in the center of the disc;
the clamping unit comprises a first clamping block, a second clamping block and a third clamping block which synchronously move in opposite directions, and the first clamping block, the second clamping block and the third clamping block are arranged in a triangular structure; the center of the clamping unit and the circle center of the disc are arranged at intervals, and the roll shafts are arranged horizontally.
2. The apparatus for grinding a laminate according to claim 1, wherein the first and second holding blocks are abutted against the outer side surface of the workpiece, and the second and third holding blocks are abutted against the inner side surface of the workpiece; and a driving mechanism for the first clamping block, the second clamping block and the third clamping block to move oppositely is arranged at the lower side of the disc.
3. The apparatus of claim 1, wherein the second and third blocks are each L-shaped and are disposed opposite each other at corners of the workpiece.
4. The apparatus for grinding a laminate according to claim 2, wherein the drive mechanism includes a first screw, a second screw, and a third screw arranged horizontally; the disc is provided with sliding chutes corresponding to the first clamping block, the second clamping block and the third clamping block respectively;
the lower ends of the first clamping block, the second clamping block and the third clamping block respectively penetrate through the sliding grooves and extend to the outer side of the lower side face of the disc, the first screw rod, the second screw rod and the third screw rod are respectively in threaded connection with the first clamping block, the second clamping block and the third clamping block, and the inner ends of the first screw rod, the second screw rod and the third screw rod are respectively provided with conical gears which are meshed with each other;
the outer end of the first screw rod extends to the outer side of the side face of the disc.
5. The apparatus for grinding a laminate according to claim 4, wherein fixing blocks for holding and fixing the first screw, the second screw and the third screw are provided on lower sides of the circular plate, respectively, and the fixing blocks are provided inside and outside the area of the clamping unit, respectively;
a first spring, a second spring and a third spring are arranged between the first clamping block, the second clamping block and the third clamping block and a fixing block outside the area of the clamping unit respectively, and the first spring, the second spring and the third spring are arranged on the first screw rod, the second screw rod and the third screw rod respectively;
the outer end of the first screw rod is provided with a handle.
6. The apparatus for grinding a laminate according to claim 1, wherein none of the first, second and third blocks has an upper side disposed higher than an upper side of the workpiece; the axis of the roll shaft is arranged in parallel with the radial diameter space of the disc.
7. The apparatus for grinding a laminated plate according to claim 1, wherein a lifting cylinder for adjusting the height of the roll shaft is provided above the roll shaft, and a support is provided between the lifting cylinder and the roll shaft;
the upper end of the support is fixedly connected with the power output end of the lifting cylinder, and the lower end of the support is rotatably connected with the roll shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020014678.6U CN211681555U (en) | 2020-01-06 | 2020-01-06 | Grinding device for laminated plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020014678.6U CN211681555U (en) | 2020-01-06 | 2020-01-06 | Grinding device for laminated plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211681555U true CN211681555U (en) | 2020-10-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020014678.6U Active CN211681555U (en) | 2020-01-06 | 2020-01-06 | Grinding device for laminated plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211681555U (en) |
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2020
- 2020-01-06 CN CN202020014678.6U patent/CN211681555U/en active Active
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