CN110876860B - Vacuum bubble removing machine - Google Patents
Vacuum bubble removing machine Download PDFInfo
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- CN110876860B CN110876860B CN201911152737.4A CN201911152737A CN110876860B CN 110876860 B CN110876860 B CN 110876860B CN 201911152737 A CN201911152737 A CN 201911152737A CN 110876860 B CN110876860 B CN 110876860B
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- 238000010438 heat treatment Methods 0.000 claims abstract description 96
- 230000007246 mechanism Effects 0.000 claims abstract description 51
- 230000033001 locomotion Effects 0.000 claims abstract description 50
- 238000007599 discharging Methods 0.000 claims abstract description 22
- RVCKCEDKBVEEHL-UHFFFAOYSA-N 2,3,4,5,6-pentachlorobenzyl alcohol Chemical compound OCC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RVCKCEDKBVEEHL-UHFFFAOYSA-N 0.000 claims abstract 4
- 230000000712 assembly Effects 0.000 claims description 15
- 238000000429 assembly Methods 0.000 claims description 15
- 238000010586 diagram Methods 0.000 description 5
- 239000006260 foam Substances 0.000 description 5
- 239000003292 glue Substances 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 229920002635 polyurethane Polymers 0.000 description 3
- 239000004814 polyurethane Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
Abstract
The invention discloses a vacuum bubble removing machine which comprises a frame, a feeding module, a discharging module, a vertical movement module and two transversely arranged vacuum heating modules, wherein the feeding module, the discharging module, the vertical movement module and the two transversely arranged vacuum heating modules are fixed on the frame, the feeding module and the discharging module are respectively arranged on the front side and the rear side of the two transversely arranged vacuum heating modules, the vertical movement module is arranged between the two transversely arranged vacuum heating modules, the feeding module comprises a first conveying mechanism and a first transversely moved module, the vacuum heating module comprises a vacuum cavity and a heating box body, the heating box body is provided with a heating assembly and a second conveying mechanism, and the discharging module comprises a third conveying mechanism and a second transversely moved module. The invention adopts the double vacuum heating modules to perform the bubble removing work on the PCBA board, has high working efficiency and high automation degree, greatly reduces the manual operation and further improves the yield of products.
Description
Technical Field
The invention relates to the technical field of PCBA (printed circuit board assembly) foam removing equipment, in particular to a vacuum foam removing machine.
Background
In the production process of the PCBA board, when glue is coated or sprayed on the PCBA board, bubbles are easily generated in the glue layer by glue with low viscosity, and the coating quality is affected, so that the PCBA board needs to be defoamed, and the bubbles of the glue layer of the PCBA board are mainly eliminated by utilizing high pressure and high temperature.
At present, the traditional bubble removing machine needs to manually place a PCBA board in a pressurizing cavity, pressurizes and heats air in the cavity, eliminates bubbles on a glue layer of the PCBA board, and takes out the PCBA board after the elimination is finished.
The above drawbacks are to be improved.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a vacuum bubble removing machine.
The technical scheme of the invention is as follows:
the vacuum bubble removing machine is characterized by comprising a frame, a feeding module, a discharging module, a vertical movement module and two transversely arranged vacuum heating modules, wherein the feeding module, the discharging module and the two transversely arranged vacuum heating modules are respectively arranged on the front side and the rear side of the two vacuum heating modules, the vertical movement module is arranged between the two transversely arranged vacuum heating modules,
The feeding module comprises a first conveying mechanism and a first transverse movement module, the first conveying mechanism drives the PCBA to longitudinally move, the first transverse movement module is fixed on the frame, the first transverse movement module drives the first conveying mechanism to transversely move on the frame,
The vacuum heating module comprises a vacuum cavity and a heating box body, the vacuum cavity is arranged in a vacuum cavity mounting frame of the frame, the heating box body is connected with the vertical movement module, the vertical movement module drives the heating box body to vertically move in the vacuum cavity, the heating box body is provided with a heating assembly and a second conveying mechanism, the second conveying mechanism drives the PCBA board to longitudinally move,
The blanking module comprises a third conveying mechanism and a second transverse movement module, the third conveying mechanism drives the PCBA to longitudinally move, the second transverse movement module is fixed on the frame, and the second transverse movement module drives the third conveying mechanism to transversely move on the frame.
The invention according to the proposal is characterized in that the first conveying mechanism comprises a feeding bottom plate, a first side supporting plate, a second side supporting plate and a first adjusting plate arranged between the first side supporting plate and the second side supporting plate, the first side supporting plate and the second side supporting plate are respectively fixed at the left side and the right side of the feeding bottom plate,
A first screw rod is arranged between the first side supporting plate and the second side supporting plate, the first screw rod is in threaded connection with the first adjusting plate, the first screw rod drives the first adjusting plate to transversely move, the first screw rod is connected with a first width adjusting motor, the first width adjusting motor is fixed on the feeding bottom plate, the first width adjusting motor drives the first screw rod to rotate,
The first rotating shaft penetrates through the first adjusting plate, the first adjusting plate is provided with a first belt conveying assembly, the second side supporting plate is provided with a second belt conveying assembly which is opposite to the first belt conveying assembly, the first belt conveying assembly and the second belt conveying assembly are respectively connected with the first rotating shaft, the first rotating shaft drives the first belt conveying assembly and the second belt conveying assembly to synchronously rotate, the first rotating shaft is connected with a first rotating motor, the first rotating motor is fixed on the feeding bottom plate, and the first rotating motor drives the first rotating shaft to rotate.
Further, its characterized in that, first lateral movement module includes first lateral sliding rail, first lead screw motor and first lead screw, first lateral sliding rail with first lead screw motor is fixed in the frame, the both ends of first lead screw are provided with first bearing frame, first bearing frame is fixed in the frame, first lead screw with first lead screw motor is connected, first lead screw motor drives first lead screw rotates, the bottom of loading bottom plate is provided with first slider and first fixed block, first slider is followed lateral movement of first lateral sliding rail, first fixed block be provided with first screw hole that first lead screw matches, first lead screw passes first screw hole, first lead screw drives first fixed block lateral movement.
Further, the feeding device is characterized in that a non-bar cylinder is arranged at the discharge end of the first adjusting plate, a rotary cylinder and a pushing plate are arranged on a longitudinal sliding block of the non-bar cylinder, the rotary cylinder is connected with the pushing plate, and the rotary cylinder drives the pushing plate to rotate.
The invention according to the above-mentioned scheme is characterized in that the heating cabinet comprises a top plate, a third side supporting plate, a fourth side supporting plate, a plurality of heating plates arranged between the third side supporting plate and the fourth side supporting plate and stacked in sequence along the vertical direction, and a second adjusting plate arranged between the third side supporting plate and the fourth side supporting plate,
The third side supporting plate and the fourth side supporting plate are respectively fixed on the left side and the right side of the top plate, the top plate is connected with a moving arm of the vertical moving module, the moving arm drives the top plate to vertically move, a second screw rod is arranged between the third side supporting plate and the fourth side supporting plate and is in threaded connection with the second adjusting plate, the second screw rod drives the second adjusting plate to transversely move,
The second adjusting plate is provided with a plurality of third belt conveying assemblies, the fourth side supporting plate is provided with a plurality of fourth belt conveying assemblies which are arranged opposite to the third belt conveying assemblies, and a group of opposite third belt conveying assemblies and fourth belt conveying assemblies are arranged above each heating plate.
Still further, its characterized in that is equipped with a plurality of baffle mechanisms on the second regulating plate, baffle mechanism includes vertical slide rail and sets up baffle on the vertical slide rail, vertical slide rail is fixed on the second regulating plate and be located third belt conveyor's discharge end, the baffle is followed vertical slide rail vertical motion.
Still further, its characterized in that, the discharge end of third belt conveying subassembly is provided with first helping hand gear, first helping hand gear drives third belt conveying subassembly rotates, the discharge end of fourth belt conveying subassembly is provided with the second helping hand gear, the second helping hand gear drives fourth belt conveying subassembly rotates.
Still further characterized in that the third conveying mechanism comprises a blanking bottom plate, a fifth side supporting plate, a sixth side supporting plate and a third adjusting plate arranged between the fifth side supporting plate and the sixth side supporting plate, the fifth side supporting plate and the sixth side supporting plate are respectively fixed at the left side and the right side of the blanking bottom plate,
A third screw rod is arranged between the sixth side supporting plate and the third adjusting plate, the third screw rod is in threaded connection with the third adjusting plate, the third screw rod drives the third adjusting plate to transversely move, the third screw rod is connected with a second width adjusting motor, the second width adjusting motor is fixed on the blanking bottom plate, the second width adjusting motor drives the third screw rod to rotate,
The automatic feeding device is characterized in that a second rotating shaft is arranged between the fifth side supporting plate and the sixth side supporting plate, the second rotating shaft penetrates through the third adjusting plate, the fifth side supporting plate is provided with a fifth belt conveying assembly, the third adjusting plate is provided with a sixth belt conveying assembly which is arranged opposite to the fifth belt conveying assembly, the fifth belt conveying assembly and the sixth belt conveying assembly are respectively connected with the second rotating shaft, the second rotating shaft drives the fifth belt conveying assembly and the sixth belt conveying assembly to synchronously rotate, the second rotating shaft is connected with a second rotating motor, the second rotating motor is fixed on the blanking bottom plate, and the second rotating motor drives the second rotating shaft to rotate.
Still further, its characterized in that, second lateral movement module includes second lateral sliding rail, second lead screw motor and second lead screw, the second lateral sliding rail with the second lead screw motor is fixed in the frame, the both ends of second lead screw are provided with the second bearing frame, the second bearing frame is fixed in the frame, the second lead screw with second lead screw motor is connected, the second lead screw motor drives the second lead screw rotates, the bottom of unloading bottom plate is provided with second slider and second fixed block, the second slider sets up on the second lateral sliding rail, the second slider is followed second lateral sliding rail lateral movement, the second fixed block be provided with the second screw hole that the second lead screw matches, the second lead screw passes the second screw hole, the second lead screw drives second fixed block lateral movement.
Still further characterized in that the feeding end of the fifth side supporting plate is provided with a first cylinder, the first cylinder is provided with a first fixing piece, the first cylinder drives the first fixing piece to longitudinally reciprocate, the first fixing piece is provided with a third rotating motor, the third rotating motor is provided with a first power gear matched with the first power gear, the third rotating motor drives the first power gear to rotate, when the first power gear is meshed with the first power gear, the first power gear drives the first power gear to rotate,
The feeding end of the third adjusting plate is provided with a second cylinder, the second cylinder is provided with a second fixing piece, the second cylinder drives the second fixing piece to longitudinally reciprocate, the second fixing piece is provided with a fourth rotating motor, the fourth rotating motor is provided with a second power gear matched with the second power gear, the fourth rotating motor drives the second power gear to rotate, when the second power gear is meshed with the second power gear, the second power gear drives the second power gear to rotate,
The feeding end of the sixth side supporting plate is provided with a third air cylinder, the third air cylinder is provided with a pushing block matched with the baffle plate, the third air cylinder drives the pushing block to longitudinally reciprocate, and when the pushing block is in contact with the baffle plate, the baffle plate moves upwards.
The invention has the beneficial effects that:
1. The two independently operated vacuum heating modules are adopted to perform the defoaming work, so that the working efficiency is high, and the mutual interference can be avoided; the heating box body of the vacuum heating module adopts a laminated plate structure, so that a plurality of plates can be conveniently filled by removing bubbles at a time, and the working efficiency is fast; the vacuum cavity of the vacuum heating module is fixed in the bottom space of the frame, so that the space can be utilized to the greatest extent, and the constitution of equipment is reduced;
2. The width adjusting devices are arranged on the feeding module, the discharging module and the heating box body, so that the device is applicable to PCBA plates with different sizes and has high universality;
3. the feeding module is provided with a pushing device, so that the PCBA plate can be completely pushed into the heating box body, and the PCBA plate is prevented from being damaged when the tail part of the PCBA plate does not completely enter the heating box body and enters the vacuum cavity; the heating box is provided with baffle mechanism, can prevent PCBA board roll-off heating box.
4. The conveying mechanism of the feeding module, the discharging module and the vacuum heating module adopts an in-line polyurethane wheel to carry and convey, so that the bearing and the surface friction can be enhanced, and the conveying speed can be improved.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of the present invention;
FIG. 2 is a schematic diagram of a loading module according to an embodiment of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2;
FIG. 4 is a schematic diagram of a heating box according to an embodiment of the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 4;
FIG. 6 is a schematic diagram illustrating a structure of a blanking module according to an embodiment of the present invention;
FIG. 7 is an enlarged view of a portion of FIG. 6;
FIG. 8 is a schematic view illustrating an internal structure of a frame according to an embodiment of the present invention;
FIG. 9 is a second schematic diagram of an embodiment of the present invention;
In the figure, 1, a rack; 2. a feeding module; 3. a blanking module; 4. a vertical movement module; 5. a vacuum heating module; 6. PCBA board; 7. a protective outer cover;
11. A vacuum chamber mounting rack;
21. A first conveying mechanism; 22. a first lateral movement module; 211 loading bottom plates; 212. a first side support plate; 213. a second side support plate; 214. a first adjustment plate; 215. a first screw; 216. a first width-adjusting motor; 217. a first rotating shaft; 218. a first rotating motor; 221. a first transverse slide rail; 222. a first lead screw motor; 223. a first lead screw; 224. a first bearing seat; 2131. a second belt transfer assembly; 2141. a first belt transfer assembly; 2142. a cylinder without a bar; 2143. a longitudinal slide block; 2144. a rotary cylinder; 2145. a pushing plate;
31. A third conveying mechanism; 32. a second lateral movement module; 311 blanking bottom plates; 312. a third side support plate; 313. a fourth side support plate; 314. a third adjusting plate; 315. a third screw; 316. a second width-adjusting motor; 317. a second rotating shaft; 318. a second rotating motor; 321. the second transverse sliding rail; 322. a second lead screw motor; 323. a second lead screw; 324. a second bearing seat; 3131. a second belt transfer assembly; 3132. a second cylinder; 3133. a second fixing member; 3134. a fourth rotating motor; 3135. a second power gear; 3136. a third cylinder; 3137. a pushing block; 3141. a first belt transfer assembly; 3142. a first cylinder; 3143. a first fixing member; 3144 a third rotary motor; 3145. a first power gear;
41. A motion arm;
51. A vacuum chamber; 52. heating the box body; 521. a top plate; 522. a third side support plate; 523. a fourth side support plate; 524. a heating plate; 525. a second adjusting plate; 526. a second screw; 5231. a fourth belt transfer assembly; 5232. a second booster gear is arranged; 5251. a third belt transfer assembly; 5252. a vertical slide rail; 5253. a baffle; 5254. a first booster gear;
71. Three-color alarm lamp; 72. an emergency stop switch; 73. a vacuum gauge; 74. touching the display screen; 75. a side door.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments.
As shown in fig. 1-8, the embodiment of the invention provides a vacuum bubble removing machine, which comprises a frame 1, a feeding module 2, a discharging module 3, a vertical movement module 4 and two transversely arranged vacuum heating modules 5, wherein the feeding module 2 and the discharging module 3 are respectively arranged on the front side and the rear side of the two vacuum heating modules 5, and the vertical movement module 4 is arranged between the two transversely arranged vacuum heating modules 5. The feeding module 2 comprises a first conveying mechanism 21 and a first transverse movement module 22, the first conveying mechanism 21 drives the PCBA 6 to longitudinally move, the first transverse movement module 22 is fixed on the frame 1, and the first transverse movement module 22 drives the first conveying mechanism 21 to transversely move on the frame 1. The vacuum heating module 5 comprises a vacuum cavity 51 and a heating box 52, the vacuum cavity 51 is arranged in a vacuum cavity mounting frame 11 of the frame 1, the heating box 52 is connected with the vertical movement module 4, the vertical movement module 4 drives the heating box 52 to vertically move in the vacuum cavity 51, the heating box 52 is provided with a heating assembly and a first conveying mechanism 21, and the second conveying mechanism drives the PCBA 6 to longitudinally move. The blanking module 3 comprises a third conveying mechanism 31 and a second transverse movement module 32, the third conveying mechanism 31 drives the PCBA 6 to longitudinally move, the second transverse movement module 32 is fixed on the frame 1, and the second transverse movement module 32 drives the third conveying mechanism 31 to transversely move on the frame 1.
As shown in fig. 2, the first conveying mechanism 21 includes a loading base 211, a first side support plate 212, a second side support plate 213, and a first adjusting plate 214 disposed between the first side support plate 212 and the second side support plate 213, where the first side support plate 212 and the second side support plate 213 are fixed on the left and right sides of the loading base 211, respectively.
A first screw rod 215 is arranged between the first side supporting plate 212 and the second side supporting plate 213, the first screw rod 215 is in threaded connection with the first adjusting plate 214, the first screw rod 215 drives the first adjusting plate 214 to move transversely, the first screw rod 215 is connected with a first width adjusting motor 216, the first width adjusting motor 216 is fixed on the feeding bottom plate 211, and the first width adjusting motor 216 drives the first screw rod 215 to rotate, so that the first adjusting plate 214 is driven to move transversely, and the distance between the first adjusting plate 214 and the second side supporting plate 213 is adjusted.
A first rotating shaft 217 is arranged between the first side supporting plate 212 and the second side supporting plate 213, the first rotating shaft 217 penetrates through the first adjusting plate 214, the first adjusting plate 214 is provided with a first belt conveying assembly 2141, the second side supporting plate 213 is provided with a second belt conveying assembly 2131 which is opposite to the first belt conveying assembly 2141, the first belt conveying assembly 2141 and the second belt conveying assembly 2131 are respectively connected with the first rotating shaft 217, the first rotating shaft 217 drives the first belt conveying assembly 2141 and the second belt conveying assembly 2131 to synchronously rotate, the first rotating shaft 217 is connected with a first rotating motor 218, the first rotating motor 218 is fixed on the feeding bottom plate 211, and the first rotating motor 218 drives the first rotating shaft 217 to rotate, so that the first belt conveying assembly 2141 and the second belt conveying assembly 2131 are driven to rotate.
Further, the first transverse movement module 22 comprises a first transverse sliding rail 221, a first screw motor 222 and a first screw 223, the first transverse sliding rail 221 and the first screw motor 222 are fixed on the frame 1, first bearing seats 224 are arranged at two ends of the first screw 223, the first bearing seats 224 are fixed on the frame 1, the first screw 223 is connected with the first screw motor 222, the first screw motor 222 drives the first screw 223 to rotate, a first sliding block and a first fixing block are arranged at the bottom of the feeding bottom plate 211, the first sliding block transversely moves along the first transverse sliding rail 221, the first fixing block is provided with a first threaded hole matched with the first screw 223, the first screw 223 penetrates through the first threaded hole, and the first screw 223 drives the first fixing block to transversely move, so that the feeding bottom plate 211 is driven to transversely move, and the first conveying mechanism 21 is switched between the two vacuum heating modules 5.
As shown in fig. 3, further, a non-rod cylinder 2142 is disposed at the discharge end of the first adjusting plate 214, a rotary cylinder 2144 and a pushing plate 2145 are disposed on a longitudinal sliding block 2143 of the non-rod cylinder 2142, the rotary cylinder 2144 is connected to the pushing plate 2145, and the rotary cylinder 2144 drives the pushing plate 2145 to rotate. When the PCBA board 6 is pushed too much on the first belt conveying component 2141 and the second belt conveying component 2131, the rotary cylinder 2144 rotates the pushing board 2145, so that the pushing board 2145 is perpendicular to the PCBA board 6, and the PCBA board 6 is pushed into the heating box 52 completely under the driving of the longitudinal sliding block 2143 of the non-rod cylinder 2142, so that the tail of the PCBA board 6 is prevented from damaging the PCBA board 6 when entering the vacuum chamber 51.
As shown in fig. 4, the heating case 52 includes a top plate 521, a third side support plate 522, a fourth side support plate 523, a plurality of heating plates 524 disposed between the third side support plate 522 and the fourth side support plate 523 and stacked in sequence along a vertical direction, and a second adjusting plate 525 disposed between the third side support plate 522 and the fourth side support plate 523.
The third side supporting plate 522 and the fourth side supporting plate 523 are respectively fixed on the left side and the right side of the top plate 521, the top plate 521 is connected with the moving arm 41 of the vertical moving module 4, the moving arm 41 drives the top plate 521 to vertically move, a second screw 526 is arranged between the third side supporting plate 522 and the fourth side supporting plate 523, the second screw 526 is in threaded connection with the second adjusting plate 525, the second screw 526 drives the second adjusting plate 525 to transversely move, and the distance between the second adjusting plate 525 and the third side supporting plate 522 is adjusted.
The second adjusting plate 525 is provided with a plurality of third belt conveying assemblies 5251, the fourth side supporting plate 523 is provided with a plurality of fourth belt conveying assemblies 5231 which are arranged opposite to the third belt conveying assemblies 5251, and a set of opposite third belt conveying assemblies 5251 and fourth belt conveying assemblies 5231 are arranged above each heating plate 524.
As shown in fig. 5, further, the second adjusting plate 525 is provided with a plurality of baffle mechanisms, each baffle mechanism comprises a vertical sliding rail 5252 and a baffle 5253 arranged on the vertical sliding rail 5252, the vertical sliding rail 5252 is fixed on the second adjusting plate 525 and is positioned at the discharge end of the third belt conveying assembly 5251, the baffle 5253 moves vertically along the vertical sliding rail 5252, and the PCBA plate 6 slides out of the heating box 52 when the heating box 52 is prevented from being fed by the baffle mechanism.
Further, a first booster gear 5254 is disposed at the discharge end of the third belt transmission assembly 5251, the first booster gear 5254 drives the third belt transmission assembly 5251 to rotate, a second booster gear 5232 is disposed at the discharge end of the fourth belt transmission assembly 5231, and the second booster gear 5232 drives the fourth belt transmission assembly 5231 to rotate.
As shown in fig. 6, the third conveying mechanism 31 includes a blanking base plate 311, a fifth side support plate 312, a sixth side support plate 313, and a third adjustment plate 314 disposed between the fifth side support plate 312 and the sixth side support plate 313, and the fifth side support plate 312 and the sixth side support plate 313 are respectively fixed on the left and right sides of the blanking base plate 311. A third screw rod 315 is arranged between the sixth side supporting plate 313 and the third adjusting plate 314, the third screw rod 315 is in threaded connection with the third adjusting plate 314, the third screw rod 315 drives the third adjusting plate 314 to transversely move, the third screw rod 315 is connected with a second width adjusting motor 316, the second width adjusting motor 316 is fixed on the blanking bottom plate 311, and the second width adjusting motor 316 drives the third screw rod 315 to rotate, so that the distance between the third adjusting plate 314 and the sixth side supporting plate 313 is adjusted.
A second rotating shaft 317 is arranged between the fifth side supporting plate 312 and the sixth side supporting plate 313, the second rotating shaft 317 passes through the third adjusting plate 314, the fifth side supporting plate 312 is provided with a fifth belt conveying assembly 3121, the third adjusting plate 314 is provided with a sixth belt conveying assembly 3141 which is arranged opposite to the fifth belt conveying assembly 3121, the fifth belt conveying assembly 3121 and the sixth belt conveying assembly 3141 are respectively connected with the second rotating shaft 317, the second rotating shaft 317 drives the fifth belt conveying assembly 3121 and the sixth belt conveying assembly 3141 to synchronously rotate, the second rotating shaft 317 is connected with a second rotating motor 318, the second rotating motor 318 is fixed on the blanking bottom plate 311, and the second rotating motor 318 drives the second rotating shaft 317 to rotate, so that the fifth belt conveying assembly 3121 and the sixth belt conveying assembly 3141 are driven to rotate.
The second transverse movement module 32 comprises a second transverse slide rail 321, a second screw motor 322 and a second screw 323, the second transverse slide rail 321 and the second screw motor 322 are fixed on the frame 1, two ends of the second screw 323 are provided with second bearing seats 324, the second bearing seats 324 are fixed on the frame 1, the second screw 323 is connected with the second screw motor 322, the second screw motor 322 drives the second screw 323 to rotate, a second sliding block and a second fixing block are arranged at the bottom of the blanking bottom plate 311, the second sliding block is arranged on the second transverse slide rail 321, the second sliding block transversely moves along the second transverse slide rail 321, the second fixing block is provided with a second threaded hole matched with the second screw 323, the second screw 323 penetrates through the second threaded hole, and the second screw 323 drives the second fixing block to transversely move, so that the third conveying mechanism 31 is switched between the two vacuum heating modules 5.
Further, a first cylinder 3142 is disposed at the feeding end of the third adjusting plate 314, a first fixing member 3143 is disposed on the first cylinder 3142, the first cylinder 3142 drives the first fixing member 3143 to longitudinally reciprocate, a first power gear 3145 matched with the first power gear 5254 is disposed on the first fixing member 3143 and the third power motor 3144, the third power gear 3145 is driven to rotate by the third power motor 3144, and when the first power gear 3145 is meshed with the first power gear 5254, the first power gear 3145 drives the first power gear 5254 to rotate, so as to drive the fifth belt conveying assembly 3121 to rotate. Specifically, after the heating of the heating box 52 is completed, the third conveying mechanism 31 of the discharging module 3 moves to the discharging end of the heating box 52, the first cylinder 3142 pushes the first fixing member 3143 out, so that the first power gear 3145 on the first fixing member 3143 is meshed with the first power gear 3145, and the third rotating motor 3144 is started, so that the fifth belt conveying assembly 3121 is rotated.
As shown in fig. 7, further, a second cylinder 3132 is disposed at the feeding end of the sixth side supporting plate 313, a second fixing member 3133 is disposed on the second cylinder 3132, the second cylinder 3132 drives the second fixing member 3133 to longitudinally reciprocate, a fourth rotating motor 3134 is disposed on the second fixing member 3133, a second power gear 3135 matched with the second power gear 5232 is disposed on the fourth rotating motor 3134, the fourth rotating motor 3134 drives the second power gear 3135 to rotate, and when the second power gear 3135 is meshed with the second power gear 5232, the second power gear 3135 drives the second power gear 5232 to rotate. Specifically, after the heating of the heating box 52 is completed, the third conveying mechanism 31 of the discharging module 3 moves to the discharging end of the heating box 52, the second cylinder 3132 pushes the second fixing member 3133 out, so that the second power gear 3135 on the second fixing member 3133 is meshed with the second power gear 3135, and the fourth rotating motor 3134 is started, so that the sixth belt conveying assembly 3141 rotates.
The feeding end of the sixth side supporting plate 313 is provided with a third cylinder 3136, the third cylinder 3136 is provided with a pushing block 3137 matched with the baffle 5253, the third cylinder 3136 drives the pushing block 3137 to longitudinally reciprocate, and when the pushing block 3137 contacts with the baffle 5253, the baffle 5253 moves upwards. Wherein, the contact portion of the push block 3137 and the baffle 5253 is provided with an upward slope, and when the push block 3137 contacts the baffle 5253, the baffle 5253 moves upward along the slope of the push block 3137. Specifically, after the heating of the heating box 52 is completed, the third conveying mechanism 31 of the blanking module 3 moves to the discharge end of the heating box 52, and the third cylinder 3136 pushes the push block 3137 out, so that the baffle 5253 moves up along the inclined plane of the push block 3137, thereby releasing the blocking of the PCBA plate 6, and the PCBA plate 6 is smoothly conveyed to the blanking module 3.
Further, the first belt conveyor 2141, the second belt conveyor 2131, the third belt conveyor 5251, the fourth belt conveyor 5231, the fifth belt conveyor 3121 and the sixth belt conveyor 3141 all employ in-line polyurethane bearings for enhanced load bearing and surface friction and increased conveyor speed.
As shown in fig. 8, each vacuum chamber 51 is communicated with one vacuum pump 52 to avoid mutual interference, and the air suction hole of the vacuum pump is arranged in the middle of the vacuum chamber 51 to avoid large particles or sundries from entering the pump.
As shown in fig. 9, the vacuum bubble removing machine further comprises a protective outer cover 7, wherein the protective outer cover 7 is arranged above the frame 1, and a three-color alarm lamp 71, an emergency stop switch 72, a vacuum gauge 73, a touch display screen 74 and two side doors 75 arranged at the upper end and the lower end are arranged on the protective outer cover 7.
Working principle:
Placing the PCBA board into a feeding module, and conveying the PCBA board into a heating box body of a first vacuum heating module by the feeding module until the heating box body is full (if the heating box body of the first vacuum heating module is full, moving the PCBA board to a heating box body of a second vacuum heating module for filling); the heating plate is started to heat the PCBA plate in the heating box body to a set temperature, then the heating box body is moved downwards into the vacuum cavity through the vertical movement module, and the PCBA plate is sealed into the vacuum cavity; starting a vacuum pump to remove bubbles; after the foam removal is finished, the heating box body is moved upwards through the vertical movement module, and the material is discharged through the material discharging module (if one vacuum cavity is in the foam removal process and the other vacuum cavity is finished, the material discharging module preferentially moves to the vacuum cavity after the foam removal is finished for material discharging).
The invention has the beneficial effects that:
1. The two independently operated vacuum heating modules are adopted to perform the defoaming work, so that the working efficiency is high, and the mutual interference can be avoided; the heating box body of the vacuum heating module adopts a laminated plate structure, so that a plurality of plates can be conveniently filled by removing bubbles at a time, and the working efficiency is fast; the vacuum cavity of the vacuum heating module is fixed in the bottom space of the frame, so that the space can be utilized to the greatest extent, and the constitution of equipment is reduced;
2. The width adjusting devices are arranged on the feeding module, the discharging module and the heating box body, so that the device is applicable to PCBA plates with different sizes and has high universality;
3. the feeding module is provided with a pushing device, so that the PCBA plate can be completely pushed into the heating box body, and the PCBA plate is prevented from being damaged when the tail part of the PCBA plate does not completely enter the heating box body and enters the vacuum cavity; the heating box is provided with baffle mechanism, can prevent PCBA board roll-off heating box.
4. The conveying mechanism of the feeding module, the discharging module and the vacuum heating module adopts an in-line polyurethane wheel to carry and convey, so that the bearing and the surface friction can be enhanced, and the conveying speed can be improved.
5. The invention has high degree of automation, greatly reduces manual operation and further improves the yield of products.
It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.
While the invention has been described above with reference to the accompanying drawings, it will be apparent that the implementation of the invention is not limited by the above manner, and it is within the scope of the invention to apply the inventive concept and technical solution to other situations as long as various improvements made by the inventive concept and technical solution are adopted, or without any improvement.
Claims (4)
1. The vacuum bubble removing machine is characterized by comprising a frame, a feeding module, a discharging module, a vertical movement module and two transversely arranged vacuum heating modules, wherein the feeding module, the discharging module and the two transversely arranged vacuum heating modules are respectively arranged on the front side and the rear side of the two vacuum heating modules, the vertical movement module is arranged between the two transversely arranged vacuum heating modules,
The feeding module comprises a first conveying mechanism and a first transverse movement module, the first conveying mechanism drives the PCBA to longitudinally move, the first transverse movement module is fixed on the frame, the first transverse movement module drives the first conveying mechanism to transversely move on the frame,
The vacuum heating module comprises a vacuum cavity and a heating box body, the vacuum cavity is arranged in a vacuum cavity mounting frame of the frame, the heating box body is connected with the vertical movement module, the vertical movement module drives the heating box body to vertically move in the vacuum cavity, the heating box body is provided with a heating assembly and a second conveying mechanism, the second conveying mechanism drives the PCBA board to longitudinally move,
The blanking module comprises a third conveying mechanism and a second transverse movement module, the third conveying mechanism drives the PCBA to longitudinally move, the second transverse movement module is fixed on the frame, and the second transverse movement module drives the third conveying mechanism to transversely move on the frame;
The first conveying mechanism comprises a feeding bottom plate, a first side supporting plate, a second side supporting plate and a first adjusting plate arranged between the first side supporting plate and the second side supporting plate, the first side supporting plate and the second side supporting plate are respectively fixed on the left side and the right side of the feeding bottom plate,
A first screw rod is arranged between the first side supporting plate and the second side supporting plate, the first screw rod is in threaded connection with the first adjusting plate, the first screw rod drives the first adjusting plate to transversely move, the first screw rod is connected with a first width adjusting motor, the first width adjusting motor is fixed on the feeding bottom plate, the first width adjusting motor drives the first screw rod to rotate,
A first rotating shaft is arranged between the first side supporting plate and the second side supporting plate, the first rotating shaft penetrates through the first adjusting plate, the first adjusting plate is provided with a first belt conveying assembly, the second side supporting plate is provided with a second belt conveying assembly which is opposite to the first belt conveying assembly, the first belt conveying assembly and the second belt conveying assembly are respectively connected with the first rotating shaft, the first rotating shaft drives the first belt conveying assembly and the second belt conveying assembly to synchronously rotate, the first rotating shaft is connected with a first rotating motor, the first rotating motor is fixed on the feeding bottom plate, and the first rotating motor drives the first rotating shaft to rotate;
The first transverse movement module comprises a first transverse slide rail, a first screw motor and a first screw, wherein the first transverse slide rail and the first screw motor are fixed on the frame, first bearing seats are arranged at two ends of the first screw, the first bearing seats are fixed on the frame, the first screw is connected with the first screw motor, the first screw motor drives the first screw to rotate, a first sliding block and a first fixed block are arranged at the bottom of the feeding bottom plate, the first sliding block transversely moves along the first transverse slide rail, a first threaded hole matched with the first screw is formed in the first fixed block, the first screw penetrates through the first threaded hole, and the first screw drives the first fixed block to transversely move;
the discharging end of the first adjusting plate is provided with a non-bar cylinder, a longitudinal sliding block of the non-bar cylinder is provided with a rotary cylinder and a pushing plate, the rotary cylinder is connected with the pushing plate, and the rotary cylinder drives the pushing plate to rotate;
the heating box body comprises a top plate, a third side supporting plate, a fourth side supporting plate, a plurality of heating plates which are arranged between the third side supporting plate and the fourth side supporting plate and are sequentially stacked along the vertical direction, and a second adjusting plate which is arranged between the third side supporting plate and the fourth side supporting plate,
The third side supporting plate and the fourth side supporting plate are respectively fixed on the left side and the right side of the top plate, the top plate is connected with a moving arm of the vertical moving module, the moving arm drives the top plate to vertically move, a second screw rod is arranged between the third side supporting plate and the fourth side supporting plate and is in threaded connection with the second adjusting plate, the second screw rod drives the second adjusting plate to transversely move,
The second adjusting plate is provided with a plurality of third belt conveying assemblies, the fourth side supporting plate is provided with a plurality of fourth belt conveying assemblies which are arranged opposite to the third belt conveying assemblies, and a group of opposite third belt conveying assemblies and fourth belt conveying assemblies are arranged above each heating plate;
the second adjusting plate is provided with a plurality of baffle mechanisms, each baffle mechanism comprises a vertical sliding rail and a baffle arranged on the corresponding vertical sliding rail, the corresponding vertical sliding rail is fixed on the corresponding second adjusting plate and located at the discharge end of the corresponding third belt conveying assembly, and the corresponding baffle vertically moves along the corresponding vertical sliding rail;
The discharge end of third belt conveying assembly is provided with first helping hand gear, first helping hand gear drives third belt conveying assembly rotates, the discharge end of fourth belt conveying assembly is provided with the second helping hand gear, the second helping hand gear drives fourth belt conveying assembly rotates.
2. The vacuum bubble removing machine according to claim 1, wherein the third conveying mechanism comprises a blanking bottom plate, a fifth side supporting plate, a sixth side supporting plate and a third adjusting plate arranged between the fifth side supporting plate and the sixth side supporting plate, the fifth side supporting plate and the sixth side supporting plate are respectively fixed on the left side and the right side of the blanking bottom plate,
A third screw rod is arranged between the sixth side supporting plate and the third adjusting plate, the third screw rod is in threaded connection with the third adjusting plate, the third screw rod drives the third adjusting plate to transversely move, the third screw rod is connected with a second width adjusting motor, the second width adjusting motor is fixed on the blanking bottom plate, the second width adjusting motor drives the third screw rod to rotate,
The automatic feeding device is characterized in that a second rotating shaft is arranged between the fifth side supporting plate and the sixth side supporting plate, the second rotating shaft penetrates through the third adjusting plate, the fifth side supporting plate is provided with a fifth belt conveying assembly, the third adjusting plate is provided with a sixth belt conveying assembly which is arranged opposite to the fifth belt conveying assembly, the fifth belt conveying assembly and the sixth belt conveying assembly are respectively connected with the second rotating shaft, the second rotating shaft drives the fifth belt conveying assembly and the sixth belt conveying assembly to synchronously rotate, the second rotating shaft is connected with a second rotating motor, the second rotating motor is fixed on the blanking bottom plate, and the second rotating motor drives the second rotating shaft to rotate.
3. The vacuum bubble removal machine according to claim 2, wherein the second transverse movement module comprises a second transverse slide rail, a second screw motor and a second screw, the second transverse slide rail and the second screw motor are fixed on the frame, second bearing seats are arranged at two ends of the second screw, the second screw is fixed on the frame and connected with the second screw motor, the second screw motor drives the second screw to rotate, a second sliding block and a second fixing block are arranged at the bottom of the blanking bottom plate, the second sliding block is arranged on the second transverse slide rail and moves transversely along the second transverse slide rail, second threaded holes matched with the second screw are formed in the second fixing block, the second screw penetrates through the second threaded holes, and the second screw drives the second fixing block to move transversely.
4. The vacuum bubble removing machine according to claim 2, wherein the feeding end of the third adjusting plate is provided with a first cylinder, the first cylinder is provided with a first fixing piece, the first cylinder drives the first fixing piece to longitudinally reciprocate, the first fixing piece is provided with a third rotating motor, the third rotating motor is provided with a first power gear matched with the first power gear, the third rotating motor drives the first power gear to rotate, when the first power gear is meshed with the first power gear, the first power gear drives the first power gear to rotate,
A second cylinder is arranged at the feeding end of the sixth side supporting plate, a second fixing piece is arranged on the second cylinder, the second cylinder drives the second fixing piece to longitudinally reciprocate, a fourth rotating motor is arranged on the second fixing piece, a second power gear matched with the second power gear is arranged on the fourth rotating motor, the fourth rotating motor drives the second power gear to rotate, when the second power gear is meshed with the second power gear, the second power gear drives the second power gear to rotate,
The feeding end of the sixth side supporting plate is provided with a third air cylinder, the third air cylinder is provided with a pushing block matched with the baffle plate, the third air cylinder drives the pushing block to longitudinally reciprocate, and when the pushing block is in contact with the baffle plate, the baffle plate moves upwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911152737.4A CN110876860B (en) | 2019-11-22 | Vacuum bubble removing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911152737.4A CN110876860B (en) | 2019-11-22 | Vacuum bubble removing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110876860A CN110876860A (en) | 2020-03-13 |
| CN110876860B true CN110876860B (en) | 2024-05-31 |
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