CN118081451A - Guiding device, processing table, processing device and feeding and discharging method - Google Patents
Guiding device, processing table, processing device and feeding and discharging method Download PDFInfo
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- CN118081451A CN118081451A CN202410336093.9A CN202410336093A CN118081451A CN 118081451 A CN118081451 A CN 118081451A CN 202410336093 A CN202410336093 A CN 202410336093A CN 118081451 A CN118081451 A CN 118081451A
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- 238000003825 pressing Methods 0.000 claims description 14
- 210000001503 joint Anatomy 0.000 claims description 9
- 238000003754 machining Methods 0.000 abstract description 7
- 239000011087 paperboard Substances 0.000 description 6
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- 238000005553 drilling Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
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Abstract
The invention belongs to the technical field of machining equipment, and particularly relates to a guiding device, a machining table, a machining device and a feeding and discharging method. The guiding device comprises a workbench and a guiding mechanism for guiding a workpiece to be processed to the workbench; the guide mechanism comprises a guide driving assembly and two guide clamping plates; the guide driving assembly is arranged on the workbench and is connected with the guide clamping plate; the workbench is provided with two first accommodating grooves respectively used for accommodating the two guide clamping plates; the guide driving assembly is used for driving the two guide clamping plates to move out of or move in from the two first accommodating grooves respectively and driving the two guide clamping plates to mutually approach or separate from each other along a second direction perpendicular to the first direction; when the two guide clamping plates move out of the first receiving groove and approach each other, a guide groove for guiding the workpiece to be processed onto the table can be formed. The guiding device completes automatic feeding of the workpiece to be processed on the workbench and ensures accurate positioning of the workpiece to be processed on the workbench.
Description
Technical Field
The invention belongs to the technical field of machining equipment, and particularly relates to a guiding device, a machining table, a machining device and a feeding and discharging method.
Background
In procedures such as numerical control forming milling or drilling, the degree of automation is very low, and feeding and discharging are all needed to be carried out manually. Before manual feeding and discharging, a paperboard is generally placed on a processing table of a PCB forming machine and is adhered with the textured paper around, the paperboard and a table top are fixed, then a spindle clamping knife drills pin avoiding holes in the paperboard, then a small-size knife is replaced, the same positions of the pin avoiding holes are drilled on the table top to form pin holes, then a pin is inserted into the pin holes through a manual or plug-in pin manipulator, the pin holes are in interference fit with the pin, and then a textured paper adhesive tape is torn off. During feeding, firstly, the whole plate material is stacked, then the whole plate material is placed on a paperboard of a table board, and the plate material is fixed and then subjected to milling through the nesting of pins on the table board and through holes of the plate material. After the machine milling plate, the paperboard and the processed PCB plate are jacked up and separated from the pins through the jacking device, the small PCB plates (finished plate) which are processed and formed are manually picked up, stacked and taken away at the moment, then the leftover materials generated in the plate processing process are taken away, finally the jacking device is lowered, and the paperboard falls onto the table top again, so that the blanking process is completed. If a PCB forming machine has a plurality of processing table tops, then need go up the unloading of manual work of mesa one by one, take time by a long time, and in the in-process of unloading is gone up to the manual work, the machine is stop work, has increased the empty probability of machine, has reduced production efficiency, has increased the cost of labor.
With the continuous progress of industrial automation, some manufacturers use a mechanical arm to automatically place a PCB board on a processing table for processing. In the prior art, a PCB board is placed on a processing table by using a manipulator and the like, but the position of the PCB board on the processing table is easy to deviate due to the fact that a guide mechanism is not arranged on the processing table, and then the processing precision of the PCB board is lower.
Disclosure of Invention
Aiming at the technical problem that the position of a PCB (printed circuit board) on a processing table is easy to deviate due to the fact that a guide mechanism is not arranged on the processing table in the prior art, the invention provides a guide device, the processing table, a processing device and a feeding and discharging method.
In view of the above, a first embodiment of the present invention provides a guide apparatus including a table and a guide mechanism for guiding a workpiece to be processed onto the table;
the guide mechanism comprises a guide driving assembly and two guide clamping plates; the guide driving assembly is arranged on the workbench and is connected with the guide clamping plate;
the workbench is provided with two first accommodating grooves respectively used for accommodating the two guide clamping plates;
The guide driving assembly is used for driving the two guide clamping plates to move out of or move in from the two first accommodating grooves along a first direction respectively and driving the two guide clamping plates to be close to or far from each other along a second direction perpendicular to the first direction;
When the two guide clamping plates move out of the first accommodating groove and approach each other, a guide groove for guiding a workpiece to be processed onto the workbench can be formed.
Optionally, the guiding driving assembly comprises a guiding driving piece, a limiting plate, two moving pieces and two sliding blocks, wherein the moving pieces are provided with sliding grooves, the sliding blocks are slidably arranged in the sliding grooves, and the guiding clamping plates are arranged on the sliding blocks; the guide driving piece is arranged on the workbench and is connected with the two moving pieces;
The limiting plate is arranged on the workbench, and two sliding holes which are distributed at intervals are formed in the limiting plate; the sliding block is provided with a protruding part which is inserted in the sliding hole in a sliding way; the moving parts, the sliding blocks and the guide clamping plates are arranged in a one-to-one correspondence manner;
When the guide driving piece is used for driving the two moving pieces to be close to each other, the protruding parts slide in the sliding holes so that the sliding blocks slide in the sliding grooves, the two sliding blocks drive the two guide clamping plates to move out of the first accommodating groove, and the two guide clamping plates are close to each other and generate the guide grooves.
Optionally, the two sliding holes are symmetrically arranged along the central line of the limiting plate in a symmetrical axis, the sliding holes comprise a first hole and a second hole communicated with the first hole, an included angle between the first hole and the second hole is a preset included angle, and the preset included angle is more than or equal to 90 degrees and less than 180 degrees; the sliding groove is arranged along the vertical direction;
The protruding part slides in the first hole and is used for driving the guide clamping plate to move in or out of the first accommodating groove through the sliding block;
the protruding part slides in the second hole and is used for driving the two guide clamping plates to be close to each other or to be far away from each other through the sliding block.
Optionally, the guiding driving assembly comprises two first driving pieces and two second driving pieces, the first driving pieces are connected with the second driving pieces, the second driving pieces are connected with the guiding clamping plates, and the first driving pieces, the second driving pieces and the guiding clamping plates are arranged in a one-to-one correspondence manner;
The first driving piece is used for driving the guide clamping plate and the second driving piece to move in or out of the first accommodating groove along the first direction;
the second driving piece is used for driving the two guide clamping plates to be close to or far away from each other along the second direction.
The second embodiment of the invention also provides a processing table which is used for processing the PCB provided with the first guide piece and the second guide piece and comprises a first clamping component, a second clamping component, a first positioning piece, a second positioning piece and the guide device; the first positioning piece is provided with a first positioning hole, and the second positioning piece is provided with a second positioning hole;
The workbench is provided with a first mounting groove and a second mounting groove; the first clamping assembly is arranged in the first mounting groove and is used for clamping the first positioning piece; the second clamping assembly is arranged in the second mounting groove and is used for clamping the second positioning piece;
When the PCB is placed on the workbench, the first guide piece is inserted into the first positioning hole, and the second guide piece is inserted into the second positioning hole.
Optionally, the first clamping assembly includes a first driving member, a first top block, and a first positioning block installed in the first installation groove, where the first positioning block is provided with a first groove for accommodating the first positioning member;
The output end of the first driving piece is connected with the first top block and used for pressing the first positioning piece in the first groove through the first top block.
Optionally, the opening of the first groove gradually decreases from the end close to the first top block toward the end far from the first top block; and friction teeth are arranged on the inner wall of the first groove.
The third embodiment of the invention provides processing equipment for processing a PCB, which comprises a moving mechanism, a picking and placing mechanism, a jacking driving piece, a conveying mechanism and the processing table; the workbench is also provided with a second accommodating groove for accommodating the conveying mechanism, and the conveying mechanism is used for moving the PCB;
The picking and placing mechanism is arranged on the moving mechanism and is used for placing the first positioning piece in the first clamping assembly and the second positioning piece in the second clamping assembly.
Optionally, the processing device further comprises a pressing plate mechanism mounted on the moving mechanism, wherein the pressing plate mechanism is used for pressing the PCB onto the workbench.
The fifth embodiment of the present invention provides a feeding method applied to the above processing apparatus, including:
Receiving a feeding instruction, wherein the moving mechanism drives the first positioning piece to be placed in the first clamping assembly and clamped by the first clamping assembly through the picking and placing mechanism, and drives the second positioning piece to be placed in the second clamping assembly and clamped by the second clamping assembly;
The moving mechanism drives a main shaft on the moving mechanism to process a first positioning hole on the first positioning piece and process a second positioning hole on the second positioning piece;
The jacking driving piece drives the conveying mechanism to move out of the second accommodating groove; the guide driving assembly drives the two guide clamping plates to move out of the two first accommodating grooves respectively and drives the two guide clamping plates to approach each other until a guide groove is formed between the two guide clamping plates;
The conveying mechanism receives and conveys the PCB, and a first guide piece and/or a second guide piece on the PCB slide along the guide groove until the first guide piece is in butt joint with the first positioning hole and the second guide piece is in butt joint with the second positioning hole;
After the guide driving assembly drives the guide clamping plate to retract into the first accommodating groove, the jacking driving piece drives the conveying mechanism to retract into the second accommodating groove, the first guide piece is inserted into the first positioning hole, and the second guide piece is inserted into the second positioning hole, so that the feeding of the PCB is completed.
Optionally, the feeding and discharging method further includes:
Receiving a blanking instruction, wherein the first clamping assembly loosens the first positioning piece, and the second clamping assembly loosens the second positioning piece;
The jacking driving piece drives the conveying mechanism to move out of the second accommodating groove, so that the PCB, the first positioning piece and the second positioning piece which are respectively inserted on the two guide pieces are separated from the workbench;
the guide driving assembly drives the two guide clamping plates to move out of the two first accommodating grooves respectively and drives the two guide clamping plates to approach each other until a guide groove is formed between the two guide clamping plates;
the conveying mechanism drives the PCB on the conveying mechanism to move out of the workbench so as to finish the blanking of the PCB; and in the process of moving the PCB out of the processing table, the first positioning piece and/or the second positioning piece slide along the guide groove.
In the invention, the guide driving assembly drives the two guide clamping plates to move out of the two first accommodating grooves respectively and then drives the two guide clamping plates to approach each other until a guide groove is formed between the two guide clamping plates; the manipulator, the conveyer belt and the like drive the to-be-machined workpiece to move above the workbench, and the guide piece on the to-be-machined workpiece slides along the guide groove until the to-be-machined workpiece moves in place, so that automatic feeding of the to-be-machined workpiece on the workbench is completed, and accurate positioning of the to-be-machined workpiece on the workbench is ensured. In addition, when the workbench does not carry out feeding, the guide driving assembly drives the two guide clamping plates to be respectively inserted into the two first accommodating grooves, so that the integrity of the workbench is ensured, and the workbench cannot obstruct the processing of a workpiece to be processed.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic view of a guiding device according to an embodiment of the present invention;
FIG. 2 is a schematic view of a guiding driving assembly of a guiding device according to an embodiment of the present invention;
FIG. 3 is a schematic exploded view of a pilot drive assembly according to one embodiment of the present invention;
FIG. 4 is a schematic view of a part of a processing apparatus according to an embodiment of the present invention;
FIG. 5 is a front view of a processing station according to one embodiment of the present invention;
FIG. 6 is a schematic view of a portion of a second clamping assembly of a processing station according to one embodiment of the present invention;
FIG. 7 is a schematic view of a portion of a second clamping assembly of a processing station according to an embodiment of the present invention;
FIG. 8 is an enlarged view of a portion of a first clamping assembly of a processing station provided in accordance with one embodiment of the present invention;
FIG. 9 is a schematic diagram of a feeding method of a feeding and discharging method according to an embodiment of the present invention;
FIG. 10 is a schematic diagram of a blanking method of the loading and blanking method according to an embodiment of the present invention;
fig. 11 is a schematic structural diagram of a workpiece to be machined according to an embodiment of the present invention.
Reference numerals in the specification are as follows:
1. A guide device; 11. a work table; 111. a first accommodation groove; 112. a second accommodation groove; 12. a guide mechanism; 121. a pilot drive assembly; 1211. a guide driving member; 1212. a limiting plate; 12121. a slide hole; 1213. a moving member; 12131. a chute; 1214. a slide block; 12141. a protruding portion; 122. a guide clamping plate; 10. a workpiece to be machined; 101. a first guide; 102. a second guide;
2. A processing table; 21. a first clamping assembly; 211. a first top block; 212. a first positioning block; 2121. a first groove; 22. a second clamping assembly; 221. a first clamping plate; 222. a second clamping plate; 2221. an oblique lock hole; 223. a strip-shaped clamping groove; 224. a locking driving member; 225. a connecting rod; 226. a locking piece; 227. a lock lever; 2271. a locking part; 23. a first positioning member; 24. a second positioning member; 3. a picking and placing mechanism; 4. a conveying mechanism; 5. a pressing plate mechanism.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects solved by the invention more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
It is to be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "front", "rear", "middle", etc., are based on the directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the invention.
As shown in fig. 1, a guiding apparatus 1 according to a first embodiment of the present invention includes a table 11 and a guiding mechanism 12 for guiding a workpiece 10 onto the table 11; it will be appreciated that the table 11 may be a machining plane of a drilling machine, milling machine or the like; the workpiece to be processed 10 includes, but is not limited to, a PCB board or the like, and when the workpiece to be processed 10 is a PCB board, a pad is provided at the bottom of the PCB board, and a guide is implanted on the pad.
The guide mechanism 12 includes a guide driving assembly 121 and two guide clamping plates 122; the guide driving assembly 121 is installed on the table 11 and connected to the guide clamping plate 122; the guide driving assembly 121 can drive the two guide clamping plates 122 to lift and translate.
The workbench 11 is provided with two first accommodating grooves 111 for accommodating the two guide clamping plates 122 respectively; as can be appreciated, the first receiving groove 111 and the guide clamping plate 122 are provided in one-to-one correspondence; an opening is provided above the first receiving groove 111 so that the guide clamping plate 122 can be sunk into the first receiving groove 111 or removed from the first receiving groove 111; two first receiving grooves 111 are provided on the table 11 at intervals in a first direction perpendicular to a direction in which the workpiece 10 to be machined moves on the table 11.
The guiding driving assembly 121 is used for driving the two guiding clamping plates 122 to move out of or into the two first accommodating grooves 111 along a first direction respectively, and driving the two guiding clamping plates 122 to move close to or away from each other along a second direction perpendicular to the first direction;
When the two guide clamping plates 122 are moved out of the first receiving groove 111 and brought close to each other, a guide groove (not shown) for guiding the workpiece 10 to be processed on the table 11 can be formed. It will be appreciated that the guide driving assembly 121 may drive the two guide clamping plates 122 to be inserted into the two first receiving grooves 111, or drive the two guide clamping plates 122 to be removed from the first receiving grooves 111. Preferably, the first direction is a vertical direction and the second direction is a horizontal direction.
Specifically, the guide driving assembly 121 drives the two guide clamping plates 122 to move out of the two first accommodating grooves 111 respectively, and then drives the two guide clamping plates 122 to approach each other until a guide groove is formed between the two guide clamping plates 122; the manipulator, the conveyer belt and the like drive the to-be-machined workpiece 10 to move above the workbench 11, and the guide piece on the to-be-machined workpiece 10 slides along the guide groove until the to-be-machined workpiece 10 moves in place, so that automatic feeding of the to-be-machined workpiece 10 on the workbench 11 is completed, and accurate positioning of the to-be-machined workpiece 10 on the workbench 11 is ensured. In addition, when the workbench 11 does not perform feeding, the guide driving assembly 121 drives the two guide clamping plates 122 to be respectively inserted into the two first accommodating grooves 111, so that the integrity of the workbench 11 is ensured, and the workbench 11 does not obstruct the processing of the workpiece 10 to be processed.
In one embodiment, as shown in fig. 1 to 3, the guide driving assembly 121 includes a guide driving member 1211, a limit plate 1212, two moving members 1213, and two sliding blocks 1214, the moving members 1213 are provided with sliding grooves 12131, the sliding blocks 1214 are slidably mounted in the sliding grooves 12131, and the guide clamping plate 122 is mounted on the sliding blocks 1214; the guide driving member 1211 is mounted on the table 11 and connects the two moving members 1213; it will be appreciated that the pilot drive 1211 includes, but is not limited to, a pneumatic cylinder, a lead screw nut mechanism, etc.; when the guiding driving member 1211 is a screw-nut mechanism, the guiding driving member 1211 includes a screw, a first nut and a second nut, the screw is provided with a first threaded section and a second threaded section which are distributed at intervals and are opposite in rotation direction, the first nut is sleeved on the first threaded section and is connected with one moving member 1213, and the second nut is sleeved on the second threaded section and is connected with the other moving member 1213, so that the screw can drive the first nut and the second nut to be close to each other or far from each other.
The limiting plate 1212 is mounted on the workbench 11, and two sliding holes 12121 are arranged on the limiting plate 1212 at intervals; the sliding block 1214 is provided with a protruding part 12141 which is inserted in the sliding hole 12121 in a sliding way; the moving member 1213, the slider 1214 and the guide clamping plate 122 are arranged in a one-to-one correspondence;
When the guiding driving member 1211 is used for driving the two moving members 1213 to approach each other, the protruding portion 12141 slides in the sliding hole 12121 so that the sliding blocks 1214 slide in the sliding grooves 12131, and the two sliding blocks 1214 drive the two guiding clamping plates 122 to move out of the first accommodating groove 111; and the protrusion 12141 slides in the slide hole 12121, also brings the two guide jaws 122 toward each other and creates a guide groove.
Specifically, when the guide driving member 1211 drives the two moving members 1213 to approach each other, the protrusion 12141 on the slide 1214 is slidably inserted into the slide hole 12121, so that the slide 1214 is limited by the slide hole 12121 on the slide 1214, and the slide 1214 moves in the slide groove 12131, so that the slide 1214 can drive the two guide clamping plates 122 to move up and out of the first accommodating groove 111, and the two guide clamping plates 122 after moving out of the first accommodating groove 111 can approach each other, and a guide groove is formed between the two guide clamping plates 122 that approach each other. In this embodiment, the guide driving assembly 121 is compact and occupies a small space.
In an embodiment, as shown in fig. 2 and fig. 3, the two slide holes 12121 are symmetrically arranged with the center line of the limiting plate 1212 as a symmetry axis, the slide holes 12121 include a first hole and a second hole communicated with the first hole, and an included angle between the first hole and the second hole is a preset included angle a, and the preset included angle is greater than or equal to 90 degrees and less than 180 degrees (i.e., the preset included angle is an obtuse angle or a right angle); the chute 12131 is arranged along the vertical direction; preferably, the first hole is an inclined hole, the second hole is a transverse hole, and an included angle between the inclined hole and the transverse hole is an obtuse angle; it will be appreciated that the first aperture has a lower height at the end remote from the second aperture than at the end towards the second aperture.
The protrusion 12141 slides in the first hole for moving the guide clamp plate 122 into or out of the first receiving groove 111 by the slider 1214 (i.e., for moving the guide clamp plate 122 in the first direction by the slider 1214); specifically, the guide driving member 1211 drives the two moving members 1213 to approach each other, and the protrusion 12141 of the slider 1214 slides in the first hole while the slider 1214 moves upward in the slide hole 12121, so that the slider 1214 can drive the guide clamping plate 122 to move out of the first receiving groove 111. It will be appreciated that the principle of the guide clamping plate 122 moving into the first receiving groove 111 is opposite to that of the guide clamping plate moving out of the first receiving groove 111, and will not be described again.
The protrusion 12141 slides in the second hole for driving the two guide jaws 122 toward or away from each other by the slider 1214 (i.e., for driving the two guide jaws 122 to move in the second direction by the slider 1214). Specifically, the guide driving member 1211 drives the two moving members 1213 to further approach each other, and the protrusion 12141 of the slider 1214 slides in the second hole, so that the slider 1214 can drive the two guide clamping plates 122 to approach each other. It will be appreciated that the principle of the two guide clamping plates 122 being far away from each other is opposite to the principle of the two guide clamping plates 122 being close to each other, and will not be described again here.
In this embodiment, the guide driving assembly 121 has a simple structure and low manufacturing cost.
In another embodiment, the guiding driving assembly 121 includes two first driving members (shown in the figure) and two second driving members (shown in the figure), the first driving members are connected to the second driving members, the second driving members are connected to the guiding clamping plates 122, and the first driving members, the second driving members and the guiding clamping plates 122 are arranged in a one-to-one correspondence; it is understood that both the first and second drive members may be linear drives (linear motor, screw-nut mechanism, pneumatic cylinder, hydraulic cylinder, etc.)
The first driving member is used for driving the guide clamping plate 122 and the second driving member to move in or out of the first accommodating groove 111 along the first direction; that is, the first driving member moves the second driving member together with the guide clamping plates 122 in the first direction so that the two guide clamping plates 122 can be moved out of or into the two first receiving grooves 111, respectively.
The second driving member is configured to drive the two guide clamping plates 122 to approach or separate from each other along the second direction; that is, the second driving member moves the first driving guide clamping plate 122 in the second direction so that the two guide clamping plates 122 are moved toward or away from each other in the second direction. In this embodiment, the guiding driving assembly 121 has a simple structure and is convenient to assemble and disassemble.
As shown in fig. 1, 4 and 5, a processing table 2 according to a second embodiment of the present invention is provided for processing a PCB board provided with a first guide 101 and a second guide 102 (preferably, the first guide 101 and the second guide 102 are positioning pins), and includes a first clamping assembly 21, a second clamping assembly 22, a first positioning member 23, a second positioning member 24 and the guiding device 1 described above; the first positioning piece 23 is provided with a first positioning hole, and the second positioning piece 24 is provided with a second positioning hole; it will be appreciated that the first clamping assembly 21 and the second clamping assembly 22 each include, but are not limited to, air clamps, clamping jaws, and the like; the upper parts of the first positioning hole and the second positioning hole can be provided with an opening structure. It should be noted that, the workpiece 10 in the above embodiment may also be a PCB (Printed Circuit Board ).
The workbench 11 is provided with a first mounting groove and a second mounting groove; the first clamping assembly 21 is mounted in the first mounting groove and is used to clamp the first positioning member 23; the second clamping assembly 22 is mounted in the second mounting slot and is used to clamp the second positioning member 24; it is to be understood that the first mounting groove and the second mounting groove may be provided on the table 11 at intervals in the front-rear direction.
When the PCB is placed on the table 11, the first guide 101 of the PCB is inserted into the first positioning hole, and the second guide 102 of the PCB is inserted into the second positioning hole.
Specifically, the guide driving assembly 121 drives the two guide clamping plates 122 to move out of the two first accommodating grooves 111 respectively, and then drives the two guide clamping plates 122 to approach each other until a guide groove is formed between the two guide clamping plates 122; the mechanical arm, the conveyer belt and the like drive the PCB to move above the workbench 11, and the first guide piece 101 on the PCB and/or slide along the guide groove until the first guide piece 101 of the PCB is positioned right above the first positioning hole, and the second guide piece 102 is positioned right above the second positioning hole; the guide driving assembly 121 drives the two guide clamping plates 122 to be mutually far away and retract into the two first accommodating grooves 111, and the manipulator, the conveying belt and the like drive the PCB to move downwards until the first guide piece 101 is inserted into the first positioning hole, and the second guide piece 102 is inserted into the second guide hole, so that the accurate feeding function of the workbench 11 is completed.
In one embodiment, as shown in fig. 8, the first clamping assembly 21 includes a first driving member (not shown), a first top block 211, and a first positioning block 212 installed in the first installation groove, and a first groove 2121 for accommodating the first positioning member 23 is provided on the first positioning block 212; it is understood that the first drive member includes, but is not limited to, a pneumatic cylinder, a hydraulic cylinder, a linear motor, and the like.
The output end of the first driving member is connected to the first top block 211, and is used for pressing the first positioning member 23 into the first groove 2121 through the first top block 211. Specifically, after the first positioning member 23 is placed in the first groove 2121, the first driving member drives the first top block 211 to approach the first positioning block 212 until the first top block 211 presses the first positioning member 23 into the first groove 2121. In this embodiment, the first positioning members 23 with different sizes can be accommodated in the first groove 2121, so that the applicability and versatility of the processing table 2 are improved.
In one embodiment, as shown in fig. 8, the opening of the first groove 2121 gradually decreases from the end near the first top block 211 toward the end far from the first top block 211; and friction teeth are provided on the inner wall of the first groove 2121. It will be appreciated that the first groove 2121 has a horn shape, and the opening of the first groove 2121 near one end of the first top block 211 is larger, so that the first top block 211 can compress the first guide members 101 with different sizes in the first groove 2121, thereby improving the applicability and versatility of the first clamping assembly 21. The friction teeth are designed so that the first guide 101 is not likely to slip in the first groove 2121, thereby ensuring the stability of the first top piece 211 pressing the first guide 101 in the first groove 2121.
In one embodiment, as shown in fig. 5, the second clamping assembly 22 includes a second driving member (not shown) and first and second clamping plates 221 and 222 each mounted in the second mounting groove, and an elongated clamping groove 223 for clamping the second positioning member 24 is provided between the first and second clamping plates 221 and 222; it will be appreciated that the second drive member includes, but is not limited to, a pneumatic cylinder, a hydraulic cylinder, a linear motor, etc.; the first clamping plate 221 and the second clamping plate 222 are elongated clamping plates, and the first clamping plate 221 and the second clamping plate 222 are mounted in the second mounting groove in the left-right direction. Preferably, an extension line of the elongated clip groove 223 passes through the first groove 2121.
The second driving member is mounted on the table 11 and connected to the first clamping plate 221; the second driving member is used for driving the first clamping plate 221 to move so as to press the second positioning member 24 in the strip-shaped clamping groove 223.
Specifically, after the second positioning member 24 is placed in the elongated clamping groove 223, the second driving member drives the first clamping plate 221 to approach the second clamping plate 222 until the second positioning member 24 is clamped between the elongated clamping groove 223 of the first clamping plate 221 and the second clamping plate 222. In this embodiment, the elongated clamping groove 223 for clamping the second positioning member 24 is disposed between the first clamping plate 221 and the second clamping plate 222, so that the second positioning member 24 can be clamped at different positions of the elongated clamping groove 223, and the distance between the first positioning member 23 and the second positioning member 24 can be adjusted, so that the processing table 2 can position PCB boards with different sizes, and the applicability and versatility of the processing table 2 are improved.
Preferably, the first clamping plate 221 is provided with second clamping teeth towards the elongated clamping groove 223, and the second clamping plate 222 is provided with third clamping teeth towards the elongated clamping groove 223; the design of the second clamping teeth and the third clamping teeth ensures the clamping stability of the first clamping plate 221 and the second clamping plate 222 to the second positioning piece 24.
In one embodiment, as shown in fig. 5 to 7, the second clamping assembly 22 further includes a locking driving member 224, a connecting rod 225, a locking piece 226, and a locking rod 227 mounted on the locking piece 226, wherein one end of the connecting rod 225 is rotatably connected to the output end of the locking driving member 224, and the other end of the connecting rod 225 is rotatably connected to the locking piece 226; it is understood that the locking actuator 224 includes, but is not limited to, a pneumatic cylinder, a hydraulic cylinder, a linear motor, etc., and that the locking actuator 224 is disposed below the second clamp plate 222.
The second clamping plate 222 is provided with an inclined locking hole 2221 inclined toward the first clamping plate 221; one end of the lock rod 227, which is far away from the lock block 226, extends out of the oblique lock hole 2221 and is provided with a locking part 2271; as can be appreciated, the locking portion 2271 is disposed at an end of the lock lever 227 remote from the locking block 226, and the locking portion 2271 cannot pass through the oblique locking hole 2221.
The locking driving member 224 is used for driving the locking bar 227 to move in the inclined locking hole 2221 through the connecting rod 225 and the locking block 226, so as to fix the second clamping plate 222 in the second installation groove through the locking part 2271 pressed in the inclined locking hole 2221.
Specifically, the locking driving member 224 drives the locking block 226 to move through the connecting rod 225, and the locking rod 227 on the locking block 226 slides along the oblique locking hole 2221, so that the locking rod 227 can drive the second clamping plate 222 to be close to the first clamping plate 221, and after the second clamping plate 222 is close to the first clamping plate 221 and moves in place, the locking rod 227 moves down and compresses the second clamping plate 222 in the second mounting groove through the locking portion 2271, so that the clamping force of the first clamping plate 221 and the second clamping plate 222 to the second positioning member 24 is further ensured.
As shown in fig. 4, the third embodiment of the present invention further provides a processing apparatus for processing a PCB board, which includes a moving mechanism (not shown), a pick-and-place mechanism 3, a lift-up driving member (not shown), a conveying mechanism 4, and the processing table 2 described above; the workbench 11 is also provided with a second accommodating groove 112 for accommodating the conveying mechanism 4, and the conveying mechanism 4 is used for driving the PCB to move on the workbench 11; it can be understood that the moving drive is further provided with a cutter, the moving drive can drive the pick-and-place mechanism 3, the cutter on the moving drive to move along the X direction, the Y direction and the Z direction, and the second accommodating groove 112 is positioned outside the first accommodating groove 111; the pick-and-place mechanism 3 includes, but is not limited to, an adsorption mechanism, a gripper mechanism, and the like; the conveying mechanism 4 includes, but is not limited to, a belt mechanism or the like. Preferably, the workbench 11 is further provided with a containing library for storing a plurality of first positioning members 23 and a plurality of second positioning members 24.
The pick-and-place mechanism 3 is mounted on the moving mechanism and is used to place a first positioning member 23 in the first clamping assembly 21 and a second positioning member 24 in the second clamping assembly 22.
Specifically, the moving mechanism drives the first positioning piece 23 to be placed in the first clamping assembly 21 and clamped by the first clamping assembly 21 through the picking and placing mechanism 3, and drives the second positioning piece 24 to be placed in the second clamping assembly 22 and clamped by the second clamping assembly 22; after the guide driving assembly 121 drives the two guide clamping plates 122 to move out of the two first accommodating grooves 111 respectively, the two guide clamping plates 122 are driven to approach each other until a guide groove is formed between the two guide clamping plates 122; the jacking driving piece drives the conveying mechanism 4 to move out of the second accommodating groove 112; the conveying mechanism 4 receives the PCB and drives the PCB to move above the workbench 11, and the first guide piece 101 on the PCB and/or the first guide piece 101 slides along the guide groove until the first guide piece 101 of the PCB is positioned right above the first positioning hole, and the second guide piece 102 is positioned right above the second positioning hole; the guide driving assembly 121 drives the two guide clamping plates 122 to move away from each other and retract into the two first accommodating grooves 111; the jacking driving piece drives the conveying mechanism 4 to move into the second accommodating groove 112, at this time, the PCB on the conveying mechanism 4 moves down to the workbench 11, the first guide piece 101 is inserted into the first positioning hole, and the second guide piece 102 is inserted into the second positioning hole, so that the accurate feeding function of the workbench 11 is completed.
According to the invention, the conveying mechanism 4 can transfer the to-be-conveyed piece above the workbench 11, so that the accidents of scratching and scraping the PCB by the workbench 11 are avoided, and the wire guide device can realize accurate feeding of the PCB on the workbench 11.
In one embodiment, as shown in fig. 4, the processing apparatus further includes a pressing plate mechanism 5 mounted on the moving mechanism, the pressing plate mechanism 5 being used to press the PCB onto the table 11.
Specifically, after the PCB on the conveying mechanism 4 moves down onto the working table 11, the moving mechanism drives the pressing plate mechanism 5 to press the PCB on the working table 11, and the first guide member 101 is inserted into the first guide hole, and the second guide member 102 is inserted into the second guide hole. In this embodiment, the design of the pressing plate mechanism 5 ensures the stability of the PCB board mounted on the table 11.
As shown in fig. 9, a fifth embodiment of the present invention further provides a feeding and discharging method using the above processing apparatus, including:
S101, receiving a feeding instruction, wherein the moving mechanism drives the first positioning piece 23 to be placed in the first clamping assembly 21 and clamped by the first clamping assembly 21 through the picking and placing mechanism 3, and drives the second positioning piece 24 to be placed in the second clamping assembly 22 and clamped by the second clamping assembly 22; it can be understood that the feeding instruction may be an instruction generated after triggering the feeding key, or may be an instruction automatically generated by the processing device.
Specifically, the moving mechanism drives the picking and placing mechanism 3 to respectively pick or suck the first positioning piece 23 and the second positioning piece 24 from the accommodating warehouse, and then respectively place the first positioning piece 23 and the second positioning piece 24 in the first clamping assembly 21 and the second clamping assembly 22; thereafter, the first clamping assembly 21 and the second clamping assembly 22 clamp the first positioning member 23 and the second positioning member 24, respectively; and, the processing equipment can control the distance between the first positioning piece 23 and the second positioning piece 24 according to the distance between the first guiding piece 101 and the second guiding piece 102 on the PCB, so that the second guiding piece 102 is also in butt joint with the second positioning piece 24 while the first guiding piece 101 is in butt joint with the first positioning piece 23.
S102, the moving mechanism drives a main shaft on the moving mechanism to process a first positioning hole on a first positioning piece 23 and process a second positioning hole on a second positioning piece 24;
Specifically, the moving mechanism drives the main shaft thereon to move to the position right above the first positioning piece 23, so that the main shaft can process a first positioning hole on the first positioning piece 23; and, the moving mechanism drives the main shaft thereon to move to the position right above the second positioning piece 24, so that the main shaft can process a second positioning hole on the second positioning piece 24.
S103, the jacking driving piece drives the conveying mechanism 4 to move out of the second accommodating groove 112; the guide driving assembly 121 drives the two guide clamping plates 122 to move out of the two first accommodating grooves 111 respectively, and drives the two guide clamping plates 122 to approach each other until a guide groove is formed between the two guide clamping plates 122;
Specifically, the lifting driving piece drives the conveying mechanism 4 to move out of the second accommodating groove 112, and at this time, the conveying mechanism 4 is located above the workbench 11; after the guide driving assembly 121 drives the two guide clamping plates 122 to move out of the two first accommodating grooves 111, the two guide clamping plates 122 are driven to approach each other until a guide groove matched with the first guide member 101 and/or the second guide member 102 is formed between the two guide clamping plates 122.
S104, the conveying mechanism 4 receives and conveys the PCB, and the first guide piece 101 and/or the second guide piece 102 on the PCB slide along the guide groove until the first guide piece 101 is in butt joint with the first positioning hole, and the second guide piece 102 is in butt joint with the second positioning hole; preferably, the first guide 101 and the second guide 102 are both positioning pins.
Specifically, when the conveying mechanism 4 is located above the workbench 11, the conveying mechanism can be in butt joint with an external transfer mechanism, the external transfer mechanism can convey the PCB board thereon to the conveying mechanism 4, and the first guide piece 101 and/or the second guide piece 102 are located in the guide groove; the conveying mechanism 4 drives the PCB thereon to move forward until the first guide piece 101 moves to the position right above the first positioning hole, and the second guide piece 102 moves to the position right above the second positioning hole; and the first guide 101 and/or the second guide 102 move along the guide groove during the forward movement of the PCB by the conveyor 4, thereby ensuring the directionality of the movement of the PCB by the conveyor 4.
S105, after the guide driving assembly 121 drives the guide clamping plate 122 to retract into the first accommodating groove 111, the jacking driving piece drives the conveying mechanism 4 to retract into the second accommodating groove 112, the first guide piece 101 is inserted into the first positioning hole, and the second guide piece 102 is inserted into the second positioning hole, so that the loading of the PCB is completed.
Specifically, the guide clamping plate 122 is retracted into the first accommodating groove 111, after the conveying mechanism 4 is retracted into the second accommodating groove 112, the PCB board will drop onto the workbench 11, and the first guide member 101 is inserted into the first positioning hole, and the second guide member 102 is inserted into the second positioning hole; further, the moving mechanism drives the pressing plate mechanism 5 thereon to press the PCB on the workbench 11, so that the PCB is attached to the workbench 11, the first guide member 101 is inserted into the first positioning hole, and the second guide member 102 is inserted into the second positioning hole.
According to the feeding and discharging method, the automatic feeding of the PCB on the workbench 11 can be automatically completed, the feeding precision of the PCB to the workbench 11 is ensured, and the processing precision of the PCB is further ensured.
In an embodiment, as shown in fig. 10, the feeding and discharging method further includes:
S201, receiving a blanking instruction, wherein the first clamping assembly 21 releases the first positioning piece 23, and the second clamping assembly 22 releases the second positioning piece 24; it can be understood that the blanking instruction can be an instruction generated after triggering the blanking key, or can be an instruction automatically generated by processing equipment. After the first clamping assembly 21 releases the first positioning member 23, the first positioning member 23 can automatically move; the second positioning member 24 is automatically movable after the second clamping assembly 22 releases the second positioning member 24.
S202, the jacking driving piece drives the conveying mechanism 4 to move out of the second accommodating groove 112, so that the PCB, the first positioning piece 23 inserted on the first guide piece 101 and the second positioning piece 24 inserted on the second guide piece 102 are separated from the workbench 11;
Specifically, the jacking driving member drives the conveying mechanism 4 to move upwards and move out of the second accommodating groove 112, the pcb board will follow the conveying mechanism 4 to separate from the processing table 2, the pcb board drives the first positioning member 23 to separate from the first clamping assembly through the first guiding member 101, and drives the second positioning member 24 to separate from the second clamping assembly through the second guiding member 102.
S203, the guide driving assembly 121 drives the two guide clamping plates 122 to move out of the two first accommodating grooves 111 respectively, and drives the two guide clamping plates 122 to approach each other until a guide groove is formed between the two guide clamping plates 122;
Specifically, the lifting driving piece drives the conveying mechanism 4 to move out of the second accommodating groove 112, and at this time, the conveying mechanism 4 is located above the workbench 11; after the guide driving assembly 121 drives the two guide clamping plates 122 to move out of the two first accommodating grooves 111, the two guide clamping plates 122 are driven to approach each other until a guide groove matched with the first positioning piece 23 and/or the second positioning piece 24 is formed between the two guide clamping plates 122.
S204, the conveying mechanism 4 drives the PCB thereon to move out of the workbench 11 so as to finish the blanking of the PCB; and the first positioning piece 23 and/or the second positioning piece 24 slide along the guide groove in the process of moving the PCB out of the processing table 2.
Specifically, the conveying mechanism 4 drives the PCB thereon to move out of the workbench 11, and the first positioning member 23 and/or the second positioning member 24 slide along the guiding member until the conveying mechanism 4 drives the PCB thereon to move onto the external transfer mechanism. Since the first positioning member 23 and/or the second positioning member 24 slide along the guide members, the accuracy of the conveying mechanism 4 for conveying the PCB thereon to the external transfer mechanism is ensured.
The above embodiments of the guiding device, the processing table, the processing arrangement and the feeding and discharging method of the present invention are merely examples, and are not intended to limit the present invention, and any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims (11)
1. A guiding device is characterized by comprising a workbench and a guiding mechanism for guiding a workpiece to be processed to the workbench;
the guide mechanism comprises a guide driving assembly and two guide clamping plates; the guide driving assembly is arranged on the workbench and is connected with the guide clamping plate;
the workbench is provided with two first accommodating grooves respectively used for accommodating the two guide clamping plates;
The guide driving assembly is used for driving the two guide clamping plates to move out of or move in from the two first accommodating grooves along a first direction respectively and driving the two guide clamping plates to be close to or far from each other along a second direction perpendicular to the first direction;
When the two guide clamping plates move out of the first accommodating groove and approach each other, a guide groove for guiding a workpiece to be processed onto the workbench can be formed.
2. The guide device according to claim 1, wherein the guide driving assembly comprises a guide driving member, a limiting plate, two moving members and two sliding blocks, the moving members are provided with sliding grooves, the sliding blocks are slidably arranged in the sliding grooves, and the guide clamping plates are arranged on the sliding blocks; the guide driving piece is arranged on the workbench and is connected with the two moving pieces;
The limiting plate is arranged on the workbench, and two sliding holes which are distributed at intervals are formed in the limiting plate; the sliding block is provided with a protruding part which is inserted in the sliding hole in a sliding way; the moving parts, the sliding blocks and the guide clamping plates are arranged in a one-to-one correspondence manner;
When the guide driving piece is used for driving the two moving pieces to be close to each other, the protruding parts slide in the sliding holes so that the sliding blocks slide in the sliding grooves, the two sliding blocks drive the two guide clamping plates to move out of the first accommodating groove, and the two guide clamping plates are close to each other and generate the guide grooves.
3. The guide device according to claim 2, wherein the two sliding holes are symmetrically arranged with a center line of the limiting plate as a symmetry axis, the sliding holes comprise a first hole and a second hole communicated with the first hole, an included angle between the first hole and the second hole is a preset included angle, and the preset included angle is greater than or equal to 90 degrees and smaller than 180 degrees; the sliding groove is arranged along the vertical direction;
The protruding part slides in the first hole and is used for driving the guide clamping plate to move in or out of the first accommodating groove through the sliding block;
the protruding part slides in the second hole and is used for driving the two guide clamping plates to be close to each other or to be far away from each other through the sliding block.
4. The guide device according to claim 1, wherein the guide driving assembly comprises two first driving pieces and two second driving pieces, the first driving pieces are connected with the second driving pieces, the second driving pieces are connected with the guide clamping plates, and the first driving pieces, the second driving pieces and the guide clamping plates are arranged in a one-to-one correspondence;
The first driving piece is used for driving the guide clamping plate and the second driving piece to move in or out of the first accommodating groove along the first direction;
the second driving piece is used for driving the two guide clamping plates to be close to or far away from each other along the second direction.
5. A processing table for processing a PCB board provided with a first guide member and a second guide member, characterized by comprising a first clamping assembly, a second clamping assembly, a first positioning member, a second positioning member and a guide device according to any one of claims 1to 4; the first positioning piece is provided with a first positioning hole, and the second positioning piece is provided with a second positioning hole;
The workbench is provided with a first mounting groove and a second mounting groove; the first clamping assembly is arranged in the first mounting groove and is used for clamping the first positioning piece; the second clamping assembly is arranged in the second mounting groove and is used for clamping the second positioning piece;
When the PCB is placed on the workbench, the first guide piece is inserted into the first positioning hole, and the second guide piece is inserted into the second positioning hole.
6. The tooling table of claim 5, wherein the first clamping assembly includes a first drive member, a first top block, and a first positioning block mounted in the first mounting slot, the first positioning block having a first recess thereon for receiving the first positioning member;
The output end of the first driving piece is connected with the first top block and used for pressing the first positioning piece in the first groove through the first top block.
7. The processing table of claim 6, wherein an opening of the first groove tapers from an end proximate to the first top piece toward an end distal from the first top piece; and friction teeth are arranged on the inner wall of the first groove.
8. A processing apparatus for processing a PCB board, comprising a moving mechanism, a pick-and-place mechanism, a lift driving member, a conveying mechanism, and the processing station according to any one of claims 5 to 7; the workbench is also provided with a second accommodating groove for accommodating the conveying mechanism, and the conveying mechanism is used for driving the PCB to move on the workbench;
The picking and placing mechanism is arranged on the moving mechanism and is used for placing the first positioning piece in the first clamping assembly and the second positioning piece in the second clamping assembly.
9. The processing apparatus of claim 8, further comprising a platen mechanism mounted on the moving mechanism for pressing the PCB onto the table.
10. A loading and unloading method applied to the processing apparatus according to claim 8 or 9, comprising:
Receiving a feeding instruction, wherein the moving mechanism drives the first positioning piece to be placed in the first clamping assembly and clamped by the first clamping assembly through the picking and placing mechanism, and drives the second positioning piece to be placed in the second clamping assembly and clamped by the second clamping assembly;
The moving mechanism drives a main shaft on the moving mechanism to process a first positioning hole on the first positioning piece and process a second positioning hole on the second positioning piece;
The jacking driving piece drives the conveying mechanism to move out of the second accommodating groove; the guide driving assembly drives the two guide clamping plates to move out of the two first accommodating grooves respectively and drives the two guide clamping plates to approach each other until a guide groove is formed between the two guide clamping plates;
The conveying mechanism receives and conveys the PCB, and a first guide piece and/or a second guide piece on the PCB slide along the guide groove until the first guide piece is in butt joint with the first positioning hole and the second guide piece is in butt joint with the second positioning hole;
After the guide driving assembly drives the guide clamping plate to retract into the first accommodating groove, the jacking driving piece drives the conveying mechanism to retract into the second accommodating groove, the first guide piece is inserted into the first positioning hole, and the second guide piece is inserted into the second positioning hole, so that the feeding of the PCB is completed.
11. The loading and unloading method of claim 10, further comprising:
Receiving a blanking instruction, wherein the first clamping assembly loosens the first positioning piece, and the second clamping assembly loosens the second positioning piece;
the jacking driving piece drives the conveying mechanism to move out of the second accommodating groove, so that the PCB, the first positioning piece inserted on the first guide piece and the second positioning piece inserted on the second guide piece are separated from the workbench;
the guide driving assembly drives the two guide clamping plates to move out of the two first accommodating grooves respectively and drives the two guide clamping plates to approach each other until a guide groove is formed between the two guide clamping plates;
the conveying mechanism drives the PCB on the conveying mechanism to move out of the workbench so as to finish the blanking of the PCB; and in the process of moving the PCB out of the processing table, the first positioning piece and/or the second positioning piece slide along the guide groove.
Priority Applications (1)
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CN202410336093.9A CN118081451A (en) | 2024-03-22 | 2024-03-22 | Guiding device, processing table, processing device and feeding and discharging method |
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CN202410336093.9A CN118081451A (en) | 2024-03-22 | 2024-03-22 | Guiding device, processing table, processing device and feeding and discharging method |
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CN202410336093.9A Pending CN118081451A (en) | 2024-03-22 | 2024-03-22 | Guiding device, processing table, processing device and feeding and discharging method |
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