Efficient edge grinding device for circuit board

Abstract

An efficient edge grinding device for a circuit board comprises a machining table, a supporting frame, a feeding assembly, a clamping assembly and a grinding assembly. The supporting frame stands on the machining table, the feeding assembly is arranged on the machining table and located below the supporting frame, the grinding assembly is arranged on the supporting frame and located above the feeding assembly, and the clamping assemblies are arranged on the machining table and the grinding assembly respectively and located on the upper side and the lower side of the feeding assembly respectively. According to the circuit board edge grinding device, the feeding assembly is designed to be matched with the clamping assembly to achieve rapid feeding, discharging and fixing operation on a circuit board, and the edge grinding machining efficiency of the circuit board is greatly improved; the grinding device is designed to be telescopic and rotate to adjust the angle, so that edge grinding processing of different angles can be realized on the edges of the circuit boards with different specifications, and the application range of the edge grinding device is greatly expanded; the utility model has the advantages of strong practicability and strong popularization significance.

Description

TECHNICAL FIELD

[0001] The utility model relates to circuit board technical field especially relates to a circuit board high -efficient edge grinding device. BACKGROUND

[0002] Circuit board is also called line board, it is important electronic component, is the support body of electronic component, is the carrier of electrical interconnection of electronic component. Almost every kind of electronic equipment, small to electronic watch, calculator, large to computer, communication electronic equipment, military weapon system, as long as integrated circuit and other electronic components, in order to make the electrical interconnection between various components, all want to use circuit board. Circuit board is composed of insulating base plate, connecting wire and mounting pad of assembled welded electronic component, has the dual role of conductive circuit and insulating base plate.

[0003] Circuit board after cutting process, its board edge is easy to appear burr, burr even is convex or concave uneven bad defect, therefore, circuit board after cutting often still needs to carry out edge grinding. Conventional circuit board edge grinding mostly adopts two ways, one is to design fixed polishing device to the edge of moving circuit board and polish, the efficiency of this kind of edge grinding is considerable, but because circuit board is easy to be shaken and inclined in the moving process, therefore, the effect of edge grinding is poor, two is to design the polishing device of moving to the edge of fixed circuit board and polish, the effect of this kind of edge grinding is good, but the fixation of circuit board makes the loading and unloading operation become complex and difficult, very influences processing efficiency. UTILITY MODEL CONTENTS

[0004] Therefore, it is necessary to provide a kind of circuit board high -efficient edge grinding device for the deficiency in prior art.

[0005] A kind of circuit board high -efficient edge grinding device, it includes processing table, support frame, feeding assembly, clamping assembly and polishing assembly. The support frame stands on the processing table, the feeding assembly is installed on the processing table and is located below the support frame, the polishing assembly is installed on the support frame and is located above the feeding assembly, the clamping assembly is installed on the processing table and the polishing assembly respectively and is located at the upper and lower sides of the feeding assembly respectively. The feeding assembly includes two groups of feeding slide rails and sliding bearing parts arranged symmetrically, two groups of the feeding slide rails are fixedly installed on the processing table, two groups of the sliding bearing parts are clamped and installed on two groups of feeding slide rails respectively and can slide left and right. The clamping assembly includes first clamping cylinder, jacking plate, second clamping cylinder and pressing disc, the first clamping cylinder is installed on the processing table and is located between two feeding slide rails and sliding bearing parts, the jacking plate is installed on the upper end of first clamping cylinder and can be driven to rise and fall by first clamping cylinder, the second clamping cylinder is installed on the polishing assembly and corresponds to the first clamping cylinder and jacking plate up and down, the pressing disc is installed with the lower end of second clamping cylinder and can be driven to rise and fall by second clamping cylinder.

[0006] Further, the sliding carrier comprises a sliding plate, an extension adjusting rod and a carrier plate. The sliding plate is clamped and arranged on the feeding slide rail and can slide left and right, the extension adjusting rod is arranged on the inner side of the sliding plate and can be adjusted in extension, and the carrier plate has an L-shaped cross section and is arranged on the inner side end of the extension adjusting rod.

[0007] Further, the grinding assembly comprises a first grinding cylinder, a grinding support and a grinding device. The first grinding cylinder is arranged on the support frame, the grinding support has a circular ring structure and is arranged on the lower end of the first grinding cylinder and above the first clamping cylinder, the grinding support can be lifted and lowered by the first grinding cylinder, the inner side of the grinding support is further provided with a grinding slide rail, and the grinding device is clamped and arranged on the grinding slide rail and can slide along the grinding slide rail. The second clamping cylinder is arranged on the inner side upper end of the grinding support.

[0008] Further, the grinding device comprises a sliding seat, a second grinding cylinder and a grinding wheel. The sliding seat comprises a sliding block and an adjusting seat, the sliding block is clamped and arranged on the grinding slide rail on the inner side of the grinding support and can slide along the grinding slide rail, and the adjusting seat is hinged to the inner side of the sliding block and can be adjusted in rotation. The second grinding cylinder is arranged on the inner side of the adjusting seat, and the grinding wheel is arranged on the inner side end of the second grinding cylinder and can be radially extended and retracted by the second grinding cylinder.

[0009] Further, the grinding device further comprises a third grinding cylinder and a dust collection nozzle. The third grinding cylinder is arranged on the inner side of the adjusting seat and located on both sides of the second grinding cylinder, and the dust collection nozzle is arranged on the inner side end of the third grinding cylinder and can be radially extended and retracted by the third grinding cylinder.

[0010] Further, the grinding device of the grinding assembly is provided with a plurality of groups, and the plurality of groups of the grinding device are clamped and arranged on the grinding slide rail and can slide along the grinding slide rail.

[0011] In summary, the circuit board efficient edge grinding device has the advantages that: the feeding assembly cooperates with the clamping assembly to realize rapid feeding and fixing operation of the circuit board, so that the edge grinding efficiency of the circuit board is greatly improved; the grinding device is designed to be adjustable in extension and rotation angle, so that different angle edge grinding of circuit boards of different specifications can be realized, and the application range of the grinding device is greatly improved; the dust collection structure is additionally arranged on the grinding device, which can effectively adsorb and collect dust and debris generated in the edge grinding process, and environmental pollution is greatly avoided; the circuit board efficient edge grinding device has strong practicability and strong popularization significance. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a structural schematic view of the circuit board efficient edge grinding device.

[0013] Figure 2 for Figure 1 an exploded view of the feeding assembly in the circuit board efficient edge grinding device 100;

[0014] Figure 3 for Figure 2 an exploded view of the feeding assembly in the circuit board efficient edge grinding device 100;

[0015] Figure 4 for Figure 2 an exploded view of the clamping assembly in the circuit board efficient edge grinding device 100;

[0016] Figure 5 for Figure 2 an exploded view of the polishing assembly in the circuit board efficient edge grinding device 100;

[0017] Figure 6 for Figure 5 an exploded view of the polishing assembly in the circuit board efficient edge grinding device 100. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical scheme and advantages of the utility model more clear, the utility model is further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model and do not limit the utility model.

[0019] As Figures 1 to 6 shown, the utility model provides a kind of circuit board efficient edge grinding device 100, it includes processing table 10, support frame 20, feeding assembly 30, clamping assembly 40 and polishing assembly 50.The support frame 20 stands on processing table 10, the feeding assembly 30 is installed on processing table 10 and is located below support frame 20, the polishing assembly 50 is installed on support frame 20 and is located above feeding assembly 30, the clamping assembly 40 is installed on processing table 10 and polishing assembly 50 respectively and is located above and below feeding assembly 30 respectively.It can be understood, the utility model also includes several electric drive device, pneumatic drive device, alignment camera and so on structure, since it is all conventional technical content in the art, thus no longer repeat.

[0020] The feeding assembly 30 comprises two sets of feeding slide rails 31 and slide carriers 32 arranged symmetrically. The two sets of feeding slide rails 31 are fixedly arranged on the processing table 10, and the two sets of slide carriers 32 are clampedly arranged on the two sets of feeding slide rails 31 and can slide left and right. The slide carrier 32 comprises a slide plate 321, an extension adjusting rod 322 and a carrying plate 323. The slide plate 321 is clampedly arranged on the feeding slide rail 31 and can slide left and right, the extension adjusting rod 322 is arranged on the inner side of the slide plate 321 and can be adjusted in extension, and the carrying plate 323 is designed in the shape of "L" in section and is arranged on the inner side end of the extension adjusting rod 322. The slide carrier 32 provided with the extension adjusting rod 322 can adjust the distance between each other, thereby realizing the carrying and feeding of circuit boards of different specifications.

[0021] The clamping assembly 40 comprises a first clamping cylinder 41, a jacking plate 42, a second clamping cylinder 43 and a pressing disc 44. The first clamping cylinder 41 is arranged on the processing table 10 and located between the two feeding slide rails 31 and the slide carriers 32. The jacking plate 42 is arranged on the upper end of the first clamping cylinder 41 and can be driven by the first clamping cylinder 41 to rise and fall. The second clamping cylinder 43 is arranged on the polishing assembly 50 and corresponds to the first clamping cylinder 41 and the jacking plate 42 in up and down direction. The pressing disc 44 is arranged on the lower end of the second clamping cylinder 43 and can be driven by the second clamping cylinder 43 to rise and fall.

[0022] When it is necessary to polish the edges of the circuit board, the circuit board is only needed to be placed on the slide carrier of the feeding assembly 30, and the slide carrier 32 will automatically drive the circuit board to the space between the jacking plate 42 and the pressing disc 44. Then the first clamping cylinder 41 drives the jacking plate 42 to rise, and the jacking plate 42 also simultaneously drives the circuit board to rise when passing through the space between the two slide carriers 32. At this time, the second clamping cylinder 43 also drives the pressing disc 44 to fall, and the circuit board is fixed in the air under the clamping of the pressing disc 44 and the jacking plate 42. After the circuit board is polished by the polishing assembly 50, the jacking plate 42 drives the circuit board to be returned to the slide carrier 32 for unloading.

[0023] The polishing assembly 50 comprises a first polishing cylinder 51, a polishing support 52 and a polishing device 53. The first polishing cylinder 51 is arranged on the support frame 20. The polishing support 52 is designed in the shape of a ring and is arranged on the lower end of the first polishing cylinder 51 and above the first clamping cylinder 41. The polishing support 52 can be driven by the first polishing cylinder 51 to rise and fall, and the inner side of the polishing support 52 is provided with a polishing slide rail 521. The polishing device 53 is clampedly arranged on the polishing slide rail 521 and can slide along the polishing slide rail 521. The second clamping cylinder 43 is arranged on the inner side upper end of the polishing support 52.

[0024] When polishing the circuit board, first, the first polishing cylinder 51 can polish the polishing slide rail 521 on the polishing support 52 to be horizontally aligned with the circuit board and encircle the periphery of the circuit board, and then the polishing device 53 can abut the polishing wheel 533 against the board edge of the circuit board to perform edge polishing processing on the circuit board. Specifically, in the embodiment, the polishing device 53 of the polishing assembly 50 is provided with two groups, and the two groups of polishing devices 53 are clamped and arranged on the polishing slide rail 521 and can slide along the polishing slide rail 521. Multiple polishing devices 53 can simultaneously polish different edge positions of the circuit board, greatly improving the edge polishing processing efficiency.

[0025] The polishing device 53 comprises a sliding seat 531, a second polishing cylinder 532 and a polishing wheel 533. The sliding seat 531 comprises a sliding block 531a and an adjusting seat 531b, the sliding block 531a is clamped and arranged on the polishing slide rail 521 on the inner side of the polishing support 52 and can slide along the polishing slide rail 521, and the adjusting seat 531b is hinged to the inner side of the sliding block 531a and can be adjusted to rotate. The second polishing cylinder 532 is arranged on the inner side of the adjusting seat 531b, and the polishing wheel 533 is arranged on the inner side of the second polishing cylinder 532 and can be driven by the second polishing cylinder 532 to radially extend and retract. The sliding seat 531 with the hinged structure can adjust the polishing angle of the polishing wheel 533, so that different ways of edge polishing of the circuit board are realized. The second polishing cylinder 532 can drive the polishing wheel 533 to adjust the abutting force, so that the polishing wheel 533 always polishes the edge of the circuit board with the best force.

[0026] The polishing device 53 further comprises a third polishing cylinder 534 and a dust collection nozzle 535. The third polishing cylinder 534 is arranged on the inner side of the adjusting seat 531b and located on both sides of the second polishing cylinder 532, and the dust collection nozzle 535 is arranged on the inner side of the third polishing cylinder 534 and can be driven by the third polishing cylinder 534 to radially extend and retract. The polishing device 53 with the added dust collection nozzle 535 can collect the dust and debris generated during edge polishing at the same time, thereby avoiding environmental pollution caused by edge polishing processing.

[0027] In summary, the circuit board high-efficiency edge polishing device 100 has the following advantages: the feeding assembly 30 cooperates with the clamping assembly 40 to realize rapid feeding and fixing operation of the circuit board, so that the edge polishing efficiency of the circuit board is greatly improved; the polishing device 53 is designed to be telescopic and adjustable in rotation angle, so that different angle edge polishing processing can be realized on the edges of circuit boards of different specifications, greatly improving the application range of the edge polishing device; the polishing device 53 is additionally provided with a dust collection structure, which can effectively collect the dust and debris generated during edge polishing, greatly avoiding environmental pollution; the utility model has strong practicability and strong popularization significance.

[0028] The above-described embodiments only express one implementation of the utility model, the description is more specific and detailed, but it cannot be understood as the limitation of the utility model patent scope. It should be pointed out that for ordinary skilled in the art, without departing from the concept of the utility model, a number of variations and improvements can be made, which belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent should be subject to the appended claims.

Claims

1. A high efficiency edge grinding device for circuit boards, characterized by: Including processing platform, support frame, feeding assembly, clamping assembly and polishing assembly; The support frame stands on the processing platform, the feeding assembly is installed on the processing platform and located below the support frame, the polishing assembly is installed on the support frame and located above the feeding assembly, and the clamping assembly is installed on the processing platform and the polishing assembly and located on the upper and lower sides of the feeding assembly respectively; The feeding assembly includes two groups of feeding slide rails and sliding bearing parts arranged symmetrically, both groups of feeding slide rails are fixedly installed on the processing platform, and the two groups of sliding bearing parts are respectively clamped and installed on the two groups of feeding slide rails and can slide left and right; The clamping assembly includes a first clamping cylinder, a jacking plate, a second clamping cylinder and a pressing disc, the first clamping cylinder is installed on the processing platform and located between the two feeding slide rails and the sliding bearing parts, the jacking plate is installed on the upper end of the first clamping cylinder and can be driven to rise and fall by the first clamping cylinder, the second clamping cylinder is installed on the polishing assembly and corresponds to the first clamping cylinder and the jacking plate up and down, and the pressing disc is installed on the lower end of the second clamping cylinder and can be driven to rise and fall by the second clamping cylinder.

2. The high efficiency edging apparatus for circuit boards of claim 1 wherein: The sliding bearing part includes a sliding plate, an extension adjusting rod and a bearing plate; The sliding plate is clamped and installed on the feeding slide rail and can slide left and right, the extension adjusting rod is installed on the inner side of the sliding plate and can be adjusted in extension and retraction, and the bearing plate has an "L" shaped cross section and is installed on the inner side end of the extension adjusting rod.

3. The high efficiency edging apparatus for circuit boards of claim 1 wherein: The polishing assembly includes a first polishing cylinder, a polishing support and a polishing device; The first polishing cylinder is installed on the support frame, the polishing support has a circular ring structure and is installed on the lower end of the first polishing cylinder and above the first clamping cylinder, the polishing support can be driven to rise and fall by the first polishing cylinder, and the inner side of the polishing support is provided with a polishing slide rail, and the polishing device is clamped and installed on the polishing slide rail and can slide along the polishing slide rail; The second clamping cylinder is installed on the inner side upper end of the polishing support.

4. The high efficiency edging apparatus for circuit boards of claim 3 wherein: The polishing device includes a sliding seat, a second polishing cylinder and a polishing wheel; The sliding seat includes a sliding block and an adjusting seat, the sliding block is clamped and installed on the polishing slide rail on the inner side of the polishing support and can slide along the polishing slide rail, and the adjusting seat is hinged to the inner side of the sliding block and can be adjusted in rotation; The second polishing cylinder is installed on the inner side of the adjusting seat, and the polishing wheel is installed on the inner side end of the second polishing cylinder and can be driven to extend and retract radially by the second polishing cylinder.

5. The circuit board high efficiency edging apparatus of claim 4, wherein: The polishing device further includes a third polishing cylinder and a dust collection nozzle; The third polishing cylinder is installed on the inner side of the adjusting seat and located on both sides of the second polishing cylinder, and the dust collection nozzle is installed on the inner side end of the third polishing cylinder and can be driven to extend and retract radially by the third polishing cylinder.

6. The high efficiency edging apparatus for circuit boards of claim 3 wherein: The polishing device of the polishing assembly is provided with a plurality of groups, and the plurality of groups of polishing devices are clamped and installed on the polishing slide rail and can slide along the polishing slide rail.

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