Swing-angle-adjustable hot-pressing soldering tin head mechanism

Abstract

A vertical plate is installed in a vertical plate installation notch, a rotating shaft screw hole right faces a shaft hole, a locking through hole right faces a locking screw hole in the corresponding side, a threaded part of a shaft nail penetrates through the shaft hole and is screwed and fixedly inserted into the rotating shaft screw hole, and a rotating shaft part of the shaft nail can be inserted into the shaft hole in a relatively rotating mode. The rear wall of a nail cap of the shaft nail can abut against the front wall of the vertical plate, a rotating gap is formed between the downward pressing shaft and the bottom plate, the locking nail body penetrates through the locking through hole and is screwed and fixedly inserted into the corresponding locking screw hole, and the rear wall of the locking nut abuts against the rear wall of the locking nut containing groove in a pressing mode. The partition protruding block is inserted into the partition gap so that the front electrode cooling fin and the rear electrode cooling fin can be insulated and separated from each other, and the front electrode cooling fin and the rear electrode cooling fin are both electrically and fixedly connected with the upper end of the thermocompression soldering lug. The swing angle of the thermocompression soldering lug can be flexibly adjusted, and the thermocompression soldering lug is more flexible and convenient to use.

Description

Technical Field

[0001] The utility model relates to the field of automated machinery, in particular to a swing-angle adjustable hot-pressing soldering head mechanism. Background Art

[0002] Referring to the application number 201921404838.1, which is named as precision hot pressing soldering head mechanism, it can be seen that the heat sink of the soldering head mechanism is directly fixed to the lower end of the lower pressing shaft. During installation, position deviation is prone to occur, which makes it inconvenient to adjust the installation angle of the soldering piece and is not flexible enough to use. Utility Model Content

[0003] The utility model aims to provide a hot pressing soldering head mechanism with adjustable swing angle to solve the above technical problems.

[0004] In order to achieve the above-mentioned purpose, the technical solution of the utility model is: to provide a swing-angle adjustable hot-pressing soldering head mechanism, including a mounting shell, a pressure buffer, a pressure sensor, a lower pressure shaft, a position adjustment component, a front electrode heat sink, a rear electrode heat sink, a heat sink connecting block made of an insulating material, a sheet-like hot-pressing welding sheet and a control system, a side wall of the mounting shell is provided with a mounting opening, a packaging end cover is detachably installed on the mounting opening, a lower pressure shaft through hole is provided at the bottom of the mounting shell, a buffer mounting hole is provided at the top of the mounting shell, the pressure sensor is placed in the mounting shell, the pressure buffer is installed in the buffer mounting hole, the output end of the pressure buffer is abutted against the upper end of the pressure sensor, and the pressure buffer The punch is used to apply adjustable pressure to the upper end of the pressure sensor, the lower end of the pressure sensor is fixedly connected to the top of the lower pressure shaft, the pressure sensor is electrically connected to the control system, the lower end of the lower pressure shaft is inserted through the through hole of the lower pressure shaft, the side wall of the lower pressure shaft is slidably connected to the inner side wall of the mounting shell up and down, the position adjustment assembly includes a rotating seat, an axis pin and two locking screws, the rotating seat includes a flat bottom plate and a vertical and left-right vertical plate, the lower end of the vertical plate is vertically fixed to the top of the bottom plate, the vertical plate is provided with an axis hole, and the vertical plate is respectively provided with locking through holes on both sides of the axis hole, the lower part of the front wall of the lower pressure shaft is recessed backward to form a vertical plate mounting notch, and the rear wall of the vertical plate mounting notch A rotating shaft screw hole running forward and backward is opened, and locking screw holes are respectively opened on both sides of the rotating shaft screw hole of the rear wall of the vertical plate installation notch, and the vertical plate is installed in the vertical plate installation notch, and the rotating shaft screw hole is opposite to the shaft hole, and the locking through hole is opposite to the locking screw hole on the corresponding side, and the shaft nail comprises a rotating shaft part and a nail cap part and a threaded part respectively connected to the front and rear ends of the rotating shaft part, the diameter of the rotating shaft part is consistent with the diameter of the shaft hole, and the diameter of the rotating shaft part is greater than or equal to the diameter of the threaded part and is smaller than the diameter of the nail cap part, the threaded part of the shaft nail passes through the shaft hole and is screwed and fixedly inserted in the rotating shaft screw hole, the rotating shaft part of the shaft nail can be relatively rotatably inserted in the shaft hole, and the rear wall of the nail cap of the shaft nail can be aligned with the vertical plate The locking screw comprises a locking nail body and a locking nut fixedly connected to the front end of the locking nail body, the diameter of the locking nail body is smaller than the diameter of the locking through hole, the locking nail body passes through the locking through hole and is screwed and fixedly inserted in the corresponding locking screw hole, and the rear wall of the locking nut and the front wall of the vertical plate are pressed and abutted at the outer side of the locking screw hole, so that the vertical plate is locked on the lower pressure shaft, the bottom of the bottom plate is fixedly connected to the top of the heat sink connecting block, and the bottom of the heat sink connecting block is convexly provided with a partition protrusion running left and right, and the front electrode heat sink and the rear electrode heat sink are arranged alternately front and back.A partition gap is formed between the front electrode heat sink and the rear electrode heat sink, and the partition protrusion is inserted in the partition gap so that the front electrode heat sink and the rear electrode heat sink are insulated and isolated from each other. The top of the front electrode heat sink and the top of the rear electrode heat sink are both fixed to the bottom of the heat sink connection block, and the front electrode heat sink and the rear electrode heat sink are both electrically fixed to the upper end of the hot pressing welding sheet.

[0005] Preferably, front electrode conversion blocks are respectively fixed on both sides of the lower end of the front electrode heat sink, and a rear electrode conversion block is fixed on the lower end of the rear electrode heat sink. The rear electrode conversion blocks are alternately located between the two front electrode conversion blocks, and the two front electrode conversion blocks and the rear electrode conversion block are electrically fixed to the upper end of the hot pressing welding sheet.

[0006] Preferably, a welding piece limiting block is installed on the outer side of the front electrode adapter block, and the welding piece limiting block includes a side limiting portion and an upper limiting portion, one end of the upper limiting portion is integrally connected to the upper end of the side limiting portion, the lower edge of the upper limiting portion is provided with a horizontal straight upper limiting edge, and the inner edge of the side limiting portion is provided with a vertical straight side limiting edge, the upper limiting edge and the side limiting edge are respectively abutted against the upper edge and the side edge of the corresponding side of the hot pressing welding piece.

[0007] Preferably, a front mounting groove is provided at the top of the front electrode heat sink, and a rear mounting groove is provided at the top of the rear electrode heat sink, the front mounting groove is connected with the rear mounting groove to form a positioning mounting groove, the partition gap is located between the front mounting groove and the rear mounting groove, the partition protrusion is inserted in the partition gap, and the bottom of the heat sink connecting block is fixed in the positioning mounting groove, and the width of the heat sink connecting block is consistent with the width of the positioning mounting groove.

[0008] Preferably, the thickness of the heat sink connecting block is less than or equal to the depth of the positioning and mounting groove, the upper portion of the left side wall of the positioning and mounting groove is recessed to the left to form a left isolation step, and the upper portion of the right side wall of the positioning and mounting groove is recessed to the right to form a right isolation step.

[0009] Preferably, the pressure buffer comprises a hollow spring mounting tube, a spring, a fine-tuning screw body, a fine-tuning nut, a nut fitting, an adjusting block with an adjusting screw hole in the middle, a mounting shell, an upper pressure shaft and an upper pressure shaft limiting collar, the lower end of the spring mounting tube is fixedly inserted in the buffer mounting hole, the upper pressure shaft limiting collar is fixedly inserted in the lower end of the spring mounting tube, the upper pressure shaft comprises a limiting portion and an inserting portion fixedly connected to the bottom of the limiting portion, the inserting portion is fixedly inserted through the upper pressure shaft limiting collar from top to bottom, the middle portion of the side wall of the limiting portion protrudes outward to form a spring lower sleeve, the nut fitting is fixedly inserted in the upper end of the spring mounting tube, the middle portion of the nut fitting A screw mating hole is provided in the part, and the adjusting block is installed in the upper part of the spring mounting tube, the upper end of the fine-tuning screw body passes through the screw mating hole and is fixedly connected with the bottom of the fine-tuning nut, and the lower end of the fine-tuning screw body is screwed and inserted in the adjusting screw hole, and the spring is installed in the lower part of the spring mounting tube, the upper end of the spring is pressed against the lower end of the adjusting block, the lower end of the spring is pressed against the top of the limiting part and is sleeved outside the spring lower sleeve, the lower end of the insertion part is fixedly connected with the upper end of the pressure sensor, and when the limiting part reaches the end of the downward voyage, the bottom of the limiting part is pressed against the top of the upper pressure shaft limiting collar.

[0010] Preferably, the swing-angle adjustable hot-press soldering head mechanism also includes a temperature-sensing plug mounting block and a temperature-sensing wire plug. The upper and lower ends of the temperature-sensing plug mounting block are respectively fixedly mounted on the upper and lower edges of the mounting opening, and the temperature-sensing plug mounting block is located on the inner side of the packaging end cover. The temperature-sensing plug mounting block is provided with a receiving groove on the side wall facing the packaging end cover. The temperature-sensing wire plug is fixedly mounted in the receiving groove. The temperature-sensing wire plug is electrically connected to the control system. The control system is provided with a display module, and the display module is mounted on the outer wall of the mounting shell for displaying the data of the pressure sensor and the temperature data.

[0011] Preferably, the swing-angle adjustable hot-press soldering head mechanism also includes four fixing screws and four spacers made of insulating material, the top of the front electrode heat sink and the top of the rear electrode heat sink are respectively provided with two first connecting through holes, the heat sink connecting block is provided with a second connecting through hole opposite to the first connecting through hole, the bottom plate is provided with a fixing screw hole opposite to the second connecting through hole, the spacer includes a through hole insertion portion and a nut isolating portion integrally connected to the lower end of the through hole insertion portion, the spacer is provided with a nail body insertion hole that passes through itself from top to bottom, and the through hole insertion portion The outer diameter of the part is less than or equal to the diameter of the first connecting through hole, the outer diameter of the nut isolating part is larger than the diameter of the first connecting through hole, the through hole insertion part is inserted in the first connecting through hole, the fixing screw includes a nut part and a nail body part integrally connected to the upper end of the nut part, the nail body part is inserted through the nail body insertion hole and the second connecting through hole in turn and is screwed and inserted in the corresponding fixing screw hole, the nut isolating part is clamped between the nut part and the first connecting through hole, so that the bottom of the base plate is fixedly connected to the top of the heat sink connecting block.

[0012] Preferably, the swing-angle adjustable hot-press soldering head mechanism also includes a positioning bar, an upper positioning groove running forward and backward is provided at the bottom of the base plate, a lower positioning groove is provided at the top of the heat sink connecting block opposite to the upper positioning groove, the upper positioning groove is connected to the lower positioning groove to form a positioning bar accommodating space, the positioning bar is installed in the positioning bar accommodating space, and the shape and size of the positioning bar are consistent with the shape and size of the positioning bar accommodating space.

[0013] Preferably, the upper end of the vertical plate is a matching protrusion that protrudes upward and is in the shape of an arc, and correspondingly, the top wall of the vertical plate mounting notch is a matching recess that is recessed upward and is in the shape of an arc, the radius of the matching protrusion is less than or equal to the radius of the matching recess, and the axis center of the matching protrusion, the axis center of the matching recess and the axis center of the axial hole are located on the same straight line, so that the matching protrusion can rotate relatively along the matching recess.

[0014] Different from the prior art, the utility model has an adjustable swing angle hot pressing soldering head mechanism which can flexibly adjust the swing angle of the hot pressing soldering piece, making it more convenient to use; the heat sink connecting block not only fixes and insulates the front and rear electrode heat sinks, but also insulates the front and rear electrode heat sinks from the base plate, thereby ensuring the normal operation of the heating circuit and making the overall structure more compact and rigorous.

[0015] The present invention will become more clear through the following description in conjunction with the accompanying drawings, which are used to explain the embodiments of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1This is a structural diagram of the first angle of the swing-angle adjustable hot-press soldering head mechanism of the utility model.

[0017] Figure 2 for Figure 1 A partial exploded view of the .

[0018] Figure 3 for Figure 2 A partial exploded view of .

[0019] Figure 4 The utility model is a structural diagram of the shaft pin of the swing angle adjustable hot pressing soldering head mechanism.

[0020] Figure 5 This is a structural diagram of the second angle of the swing-angle adjustable hot-press soldering head mechanism of the utility model.

[0021] Figure 6 for Figure 5 A partial exploded view of the .

[0022] Figure 7 This is a structural diagram of the third angle of the swing-angle adjustable hot-press soldering head mechanism of the utility model.

[0023] Figure 8 It is a cross-sectional view of the swing-angle adjustable hot-press soldering head mechanism of the utility model. DETAILED DESCRIPTION

[0024] refer to Figures 1 to 8 The utility model has an adjustable swing angle hot pressing soldering head mechanism 100, which includes a mounting shell 10, a pressure buffer 20, a pressure sensor 30, a lower pressing shaft 40, a position adjustment component 50, a front electrode heat sink 60, a rear electrode heat sink 63, a heat sink connecting block 65 made of insulating material, a sheet-like hot pressing welding sheet 70, a cross guide rail 80 and a control system (not shown).

[0025] A mounting opening 11 is provided on one side wall of the mounting shell 10, and a packaging end cover 12 is detachably installed on the mounting opening 11. A lower pressure shaft through hole 13 is provided at the bottom of the mounting shell 10, and a buffer mounting hole 14 is provided at the top of the mounting shell 10. The pressure sensor 30 is placed in the mounting shell 10, and the pressure buffer 20 is installed in the buffer mounting hole 14. The output end of the pressure buffer 20 abuts against the upper end of the pressure sensor 30, and the pressure buffer 20 is used to apply an adjustable pressure to the upper end of the pressure sensor 30. The lower end of the pressure sensor 30 is fixedly connected to the top of the lower pressure shaft 40, and the pressure sensor 30 is electrically connected to the control system. The lower end of the lower pressure shaft 40 is inserted through the lower pressure shaft through hole 13. The cross guide rail 80 includes two fixed guide rails 81 running up and down and two sliding guide rails 82 running up and down. The two fixed guide rails 81 are respectively fixedly installed on the inner sides of the opposite side walls in the mounting shell 10, and the two sliding guide rails 82 are located between the two fixed guide rails 81. The two sliding guide rails 82 are fixedly connected in parallel on the left and right sides, and the two sliding guide rails 82 are respectively connected to the fixed guide rails 81 on the corresponding side by sliding up and down, and the side wall of the lower pressure shaft 40 is fixedly connected to the two sliding guide rails 82.

[0026] The position adjustment assembly 50 includes a rotating seat 51, an axis pin 52 and two locking screws 53. The rotating seat 51 includes a flat bottom plate 511 and a vertical and left-right vertical plate 512. The lower end of the vertical plate 512 is vertically fixed to the top of the bottom plate 511. The vertical plate 512 is provided with an axis hole 5121. The vertical plate 512 is provided with locking through holes 5122 on both sides of the axis hole 5121. The lower part of the front wall of the lower pressure shaft 40 is recessed backward to form a vertical plate installation notch 41. The rear wall of the vertical plate installation notch 41 is provided with a rotating shaft screw hole 411 running forward and backward. The rear wall of the vertical plate installation notch 41 Locking screw holes 412 are respectively opened on both sides of the shaft screw hole 411, the vertical plate 512 is installed in the vertical plate installation notch 41, the shaft screw hole 411 is opposite to the shaft hole 5121, and the locking through hole 5122 is opposite to the locking screw hole 412 on the corresponding side, and the shaft nail 52 includes a shaft portion 521 and a nail cap portion 522 and a threaded portion 523 respectively connected to the front and rear ends of the shaft portion 521, the diameter of the shaft portion 521 is consistent with the diameter of the shaft hole 5121, and the diameter of the shaft portion 521 is greater than or equal to the diameter of the threaded portion 523 and smaller than the diameter of the nail cap portion 522. The threaded portion 523 of the shaft pin 52 passes through the shaft hole 5121 and is screwed and fixedly inserted in the shaft screw hole 411. The shaft portion 521 of the shaft pin 52 can be relatively rotatably inserted in the shaft hole 5121. The rear wall of the nail cap 522 of the shaft pin 52 can abut against the front wall of the vertical plate 512. The lower end of the lower pressure shaft 40 is located above the bottom plate 511. A rotation gap 101 is formed between the lower pressure shaft 40 and the bottom plate 511. The height of the rotation gap 101 is 1 mm to 10 mm, or other distances, and can be flexibly adjusted according to the required rotation angle. The locking screw 53 includes a locking nail body 531 and a locking nut 532 fixed to the front end of the locking nail body 53, the diameter of the locking nail body 531 is smaller than the diameter of the locking through hole 5122, the locking nail body 531 passes through the locking through hole 5122 and is screwed and fixedly inserted in the corresponding locking screw hole 412, and the rear wall of the locking nut 532 and the front wall of the vertical plate 512 are pressed and abutted against the outer side of the locking screw hole 412, so that the vertical plate 512 is locked on the lower pressure shaft 40. Preferably, the front end of the locking through hole 5122 is radially recessed outward to form a locking nut receiving groove 5123, and the locking nut 532 is received in the locking nut receiving groove 5123. A washer (not shown) is also sleeved on the locking nail body 531, and the washer is clamped between the rear wall of the locking nut 532 and the inner rear wall of the locking nut receiving groove 5123.The bottom of the base plate 51 is fixedly connected to the top of the heat sink connecting block 65, and the bottom of the heat sink connecting block 65 is protruded with a partition protrusion 651 running left and right. The front electrode heat sink 60 and the rear electrode heat sink 63 are arranged alternately front and back, and a partition gap 105 is formed between the front electrode heat sink 60 and the rear electrode heat sink 63. The partition protrusion 651 is inserted in the partition gap 105 so that the front electrode heat sink 60 and the rear electrode heat sink 63 are insulated and separated from each other. The top of the front electrode heat sink 60 and the top of the rear electrode heat sink 63 are both fixedly connected to the bottom of the heat sink connecting block 65, and the front electrode heat sink 60 and the rear electrode heat sink 63 are both electrically fixedly connected to the upper end of the hot pressing welding sheet 70. In this embodiment, a front mounting groove 601 is provided at the top of the front electrode heat sink 60, and a rear mounting groove 631 is provided at the top of the rear electrode heat sink 63. The front mounting groove 601 and the rear mounting groove 631 are connected to form a positioning mounting groove 66. The partition gap 105 is located between the front mounting groove 601 and the rear mounting groove 631, the partition protrusion 651 is inserted in the partition gap 105, and the bottom screw of the heat sink connection block 65 is fixed in the positioning mounting groove 66, and the width of the heat sink connection block 65 is consistent with the width of the positioning mounting groove 66. The front electrode heat sink 60 and the rear electrode heat sink 63 can be made of conductive materials such as gold, silver, brass or red copper. The hot pressing welding sheet 70 is placed vertically and is oriented left and right.

[0027] Preferably, the upper end of the vertical plate 512 is an arc-shaped mating convex head 5124 convex upward, and correspondingly, the top wall of the vertical plate installation notch 41 is an arc-shaped mating notch 413 concave upward, the radius of the mating convex head 5124 is less than or equal to the radius of the mating notch 413, and the axis of the mating convex head 5124, the axis of the mating notch 413 and the axis of the shaft hole 5121 are located on the same straight line, so that the mating convex head 5124 can rotate relatively along the mating notch 413. The thickness of the vertical plate 512 is equal to the depth of the vertical plate installation notch 41.

[0028] Specifically, the swing angle adjustable hot pressing solder head mechanism 100 further includes two front locking screws (not shown) and two rear locking screws (not shown). The left and right ends of the front portion of the heat sink connecting block 65 are respectively provided with front connecting through holes 655, and the upper portion of the front connecting through holes 655 is recessed radially outward to form a front nut receiving groove 6551. The left and right ends of the rear portion of the heat sink connecting block 65 are respectively provided with rear connecting through holes 656, and the upper portion of the rear connecting through holes 656 is recessed radially outward to form a rear nut receiving groove 6561. The left and right ends of the front mounting groove 601 are respectively provided with front locking screw holes 6011, and the left and right ends of the rear mounting groove 631 are respectively provided with rear locking screw holes 6311. The front locking screw passes through the front connection through hole 655 and is screwed and inserted into the front locking screw hole 6011, and the rear locking screw passes through the rear connection through hole 656 and is screwed and inserted into the front locking screw hole 6311, so that the top of the front electrode heat sink 60 and the top of the rear electrode heat sink 63 are both fixed to the bottom of the heat sink connection block 65. At this time, the nut portion of the front locking screw is located below the upper edge of the front nut receiving groove 6551, and the nut portion of the rear locking screw is located below the upper edge of the rear nut receiving groove 6561.

[0029] Specifically, the front electrode heat sink 60 is fixedly connected to both sides of the lower end with a front electrode adapter block 602, and the lower end of the rear electrode heat sink 63 is fixedly connected to a rear electrode adapter block 632. The rear electrode adapter blocks 632 are alternately located between the two front electrode adapter blocks 602. The two front electrode adapter blocks 602 and the rear electrode adapter block 632 are electrically fixed to the upper end of the hot pressing welding sheet 70. A welding piece limit block 64 is installed on the outer side of the front electrode adapter block 602, and the welding piece limit block 64 includes a side limit portion 641 and an upper limit portion 642. One end of the upper limit portion 642 is integrally connected to the upper end of the side limit portion 641, and the lower edge of the upper limit portion 642 is provided with a horizontal straight upper limit edge 6421, and the inner edge of the side limit portion 641 is provided with a vertical straight side limit edge 6411. The upper limit edge 6421 and the side limit edge 6411 are respectively abutted against the upper edge and the side edge of the corresponding side of the hot pressing welding piece 70, thereby positioning the upper edge and the side edge of the hot pressing welding piece 70.

[0030] Specifically, the thickness of the heat sink connection block 65 is less than or equal to the depth of the positioning and mounting groove 66, the upper portion of the left side wall of the positioning and mounting groove 66 is recessed to the left to form a left isolation step 661, and the upper portion of the right side wall of the positioning and mounting groove 66 is recessed to the right to form a right isolation step 662. The left isolation step 661 and the right isolation step 662 can insulate and isolate the front electrode heat sink 60 and the rear electrode heat sink 63 from the bottom plate 51 to avoid electrical contact and affect the normal operation of the soldering plate heating circuit. In addition to positioning the heat sink connection block 65, the positioning and mounting groove 66 can also reduce the overall height of the swing-angle adjustable hot-pressing soldering head mechanism by installing the heat sink connection block 65 into the positioning and mounting groove 66, making the overall structure of the swing-angle adjustable hot-pressing soldering head mechanism more stable.

[0031] Preferably, the swing-angle adjustable hot-press soldering head mechanism 100 also includes a blowing piece 90, which is horizontally fixedly installed on the left and right side ends of the front electrode heat sink 60, and a plurality of blowing holes 91 are opened at the lower end of the blowing piece 90 facing the hot-press soldering piece 70, and the side wall of the blowing piece 90 is connected to an air source connector 95, and the output end of the air source connector 95 is communicated with the blowing hole 91.

[0032] Specifically, the pressure buffer 20 includes a hollow spring mounting tube 21, a spring 22, a fine-tuning screw body 23, a fine-tuning nut 24, a nut fitting 25, an adjustment block 26 with an adjustment screw hole 261 in the middle, a mounting shell 27, an upper pressure shaft 28 and an upper pressure shaft limiting collar 29. The lower end of the spring mounting tube 21 is fixedly inserted into the buffer mounting hole 14, the upper pressure shaft limiting collar 29 is fixedly inserted into the lower end of the spring mounting tube 21, and the upper pressure shaft 28 includes a limiting portion 281 and an inserting portion 282 fixedly connected to the bottom of the limiting portion 281. The inserting portion 282 is inserted from top to bottom through the upper pressure shaft limiting collar 29, and the middle part of the side wall of the limiting portion 281 protrudes outward to form a spring lower sleeve 2811. The nut fitting 25 is inserted into the upper end of the spring mounting tube 21, and a screw fitting socket 251 is provided in the middle of the nut fitting 25. The adjusting block 26 is installed in the upper part of the spring mounting tube 21. The upper end of the fine-tuning screw body 23 passes through the screw fitting socket 251 and is fixedly connected to the bottom of the fine-tuning nut 24. The lower end of the fine-tuning screw body 23 The end of the spring 22 is screwed and inserted into the adjusting screw hole 261, the spring 22 is installed in the lower part of the spring installation tube 21, the upper end of the spring 22 is pressed against the lower end of the adjusting block 26, the lower end of the spring 22 is pressed against the top of the limiting part 281 and is sleeved outside the spring lower sleeve 2811, the lower end of the insertion part 282 is fixedly connected to the upper end of the pressure sensor 30, when the limiting part 281 reaches the end of the downward voyage, the bottom of the limiting part 281 is abutted against the top of the upper pressure shaft limiting collar 29. In this embodiment, the upper end of the spring installation tube 21 is provided with a mating screw hole 212, the outer side wall of the lower part of the nut mating part 25 is threaded, and the lower part of the nut mating part 25 is screwed and fixedly inserted into the mating screw hole 212. In this embodiment, a guide block 262 is protruding from the side wall of the adjustment block 26 , and a guide hole 211 extending upward and downward is opened at the upper portion of the spring installation tube 21 . The guide block 262 is slidably engaged in the guide hole 211 .

[0033] Specifically, the swing angle adjustable hot pressing solder head mechanism 100 also includes four fixing screws 92, four spacers 93 made of insulating material and a positioning strip 94. Two first connecting through holes 605 are respectively provided at the top of the front electrode heat sink 60 and the top of the rear electrode heat sink 63. The heat sink connection block 65 is provided with a second connecting through hole 652 opposite to the first connecting through hole 605. The bottom plate 51 is provided with a fixing screw hole 514 opposite to the second connecting through hole 652. The spacer 93 includes a through hole inserting portion 931 and a nut isolating portion 932 integrally connected to the lower end of the through hole inserting portion 931. The spacer 93 is provided with a nail body inserting hole 933 that passes through itself from top to bottom. The outer diameter of the through hole inserting portion 931 is less than or equal to the diameter of the first connecting through hole 605. The outer diameter of the nut isolating portion 932 is greater than the diameter of the first connecting through hole 605. The through hole inserting portion 931 is inserted into the first connecting through hole 605. The fixing screw 92 includes a nut portion 921 and a nail body portion 922 integrally connected to the upper end of the nut portion 921. The bottom of the front electrode heat sink 60 and the bottom of the rear electrode heat sink 63 are provided with a groove 606 for accommodating the nut portion 921 below the first connecting through hole 605. The nail body portion 922 is inserted through the nail body insertion hole 933 and the second connecting through hole 652 in sequence and screwed into the corresponding fixing screw hole 514. The nut isolating portion 932 is clamped between the nut portion 921 and the first connecting through hole 605, so that the bottom of the base plate 51 is fixedly connected to the top of the heat sink connecting block 65. The nut portion 921 is accommodated in the groove 606, and the lower end of the nut portion 921 is located above the lower edge of the groove 606. At the same time, the spacer 93 plays an insulating role, so that the front electrode heat sink 60 and the rear electrode heat sink 63 are insulated and isolated from the bottom plate 51, so as to avoid electrical contact between the bottom plate 51 and the welding piece heating circuit, and ensure the normal operation of the welding piece heating circuit. The bottom of the bottom plate 51 is provided with an upper positioning groove 5111 running forward and backward, and the top of the heat sink connection block 65 is provided with a lower positioning groove 653 opposite to the upper positioning groove 5111. The upper positioning groove 5111 is connected with the lower positioning groove 653 to form a positioning bar accommodating space, and the positioning bar 94 is installed in the positioning bar accommodating space. The shape and size of the positioning bar 94 are consistent with the shape and size of the positioning bar accommodating space. In this embodiment, the positioning bar 94 and the positioning bar accommodating space are both rectangular parallelepiped.

[0034] Preferably, the swing angle adjustable hot press soldering head mechanism 100 further includes a temperature sensing plug installation block 96 and a temperature sensing wire plug 97, the upper and lower ends of the temperature sensing plug installation block 96 are respectively fixedly installed on the upper and lower edges of the installation opening 11, and the temperature sensing plug installation block 96 is located on the inner side of the package end cover 12, and the temperature sensing plug installation block 96 is provided with a receiving groove 961 on the side wall facing the package end cover 12, and the temperature sensing wire plug 97 is fixedly installed in the receiving groove 961. The package end cover 12 is provided with an observation hole 121 facing the temperature sensing wire plug 97. The temperature sensing wire plug 97 is electrically connected to the control system. The control system is provided with a display module (not shown), which is installed on the outer side wall of the installation shell 10 and is used to display the pressure data of the pressure sensor 30 and the temperature data of the temperature sensing wire plug 97. The display module can be a touch display screen or a CNC display screen.

[0035] During the use of the swing angle adjustable hot press solder head mechanism 100 of the utility model, the front electrode heat sink 60 and the rear electrode heat sink 63 are respectively electrically connected to the two ends of the external solder piece heating circuit to form a heating circuit, so that the hot press solder piece 70 is heated. When it is necessary to adjust the left and right swing position of the hot press solder piece 40, the two locking screws 53 are loosened. Since the diameter of the locking nail body 531 is smaller than the diameter of the locking through hole 5122, the locking nail body 531 can move parallel to the central axis of the locking through hole 5122 in the locking through hole 5122, and the swing angle position of the vertical plate 512 is manually adjusted. After the swing angle is adjusted, the locking screws 53 can be tightened again.

[0036] The utility model discloses a hot pressing soldering head mechanism with adjustable swing angle can flexibly adjust the swing angle of the hot pressing soldering piece, and is more convenient to use; the heat sink connecting block not only fixes and insulates the front and rear electrode heat sinks, but also insulates the front and rear electrode heat sinks from the bottom plate, thereby ensuring the normal operation of the heating circuit and making the overall structure more compact and rigorous.

[0037] The present invention is described above in conjunction with the best embodiment, but the present invention is not limited to the embodiment disclosed above, but should cover various modifications and equivalent combinations based on the essence of the embodiment.

Claims

1. A swing angle adjustable hot pressing soldering head mechanism, characterized in that: The invention comprises a mounting shell, a pressure buffer, a pressure sensor, a lower pressure shaft, a position adjustment component, a front electrode heat sink, a rear electrode heat sink, a heat sink connection block made of an insulating material, a sheet-like hot pressing welding sheet and a control system. A mounting opening is provided on one side wall of the mounting shell, a packaging end cover is detachably provided on the mounting opening, a lower pressure shaft through hole is provided at the bottom of the mounting shell, a buffer mounting hole is provided at the top of the mounting shell, the pressure sensor is placed in the mounting shell, the pressure buffer is installed in the buffer mounting hole, the output end of the pressure buffer is in contact with the upper end of the pressure sensor, the pressure buffer is used to apply an adjustable pressure to the upper end of the pressure sensor, and the lower end of the pressure sensor The top of the lower pressure shaft is fixedly connected, the pressure sensor is electrically connected to the control system, the lower end of the lower pressure shaft is inserted through the through hole of the lower pressure shaft, the side wall of the lower pressure shaft is slidably connected to the inner side wall of the mounting shell up and down, the position adjustment component includes a rotating seat, an axis pin and two locking screws, the rotating seat includes a flat bottom plate and a vertical and left-right vertical plate, the lower end of the vertical plate is vertically fixed to the top of the bottom plate, the vertical plate is provided with an axis hole, and the vertical plate is respectively provided with locking through holes on both sides of the axis hole, the lower part of the front wall of the lower pressure shaft is recessed backward to form a vertical plate mounting notch, the rear wall of the vertical plate mounting notch is provided with a rotating shaft screw hole running forward and backward, and the rear wall of the vertical plate mounting notch is at the rotating shaft screw hole The two sides are respectively provided with locking screw holes, the vertical plate is installed in the vertical plate installation notch, the rotating shaft screw hole is opposite to the shaft hole, and the locking through hole is opposite to the locking screw hole on the corresponding side, and the shaft nail comprises a rotating shaft part and a nail cap part and a threaded part respectively connected to the front and rear ends of the rotating shaft part, the diameter of the rotating shaft part is consistent with the diameter of the shaft hole, and the diameter of the rotating shaft part is greater than or equal to the diameter of the threaded part and is smaller than the diameter of the nail cap part, the threaded part of the shaft nail passes through the shaft hole and is screwed and fixedly inserted in the rotating shaft screw hole, the rotating shaft part of the shaft nail can be relatively rotatably inserted in the shaft hole, the rear wall of the nail cap of the shaft nail can abut against the front wall of the vertical plate, the lower end of the lower pressing shaft is located above the bottom plate, and the lower pressing shaft and The locking screw comprises a locking nail body and a locking nut fixedly connected to the front end of the locking nail body, the diameter of the locking nail body is smaller than the diameter of the locking through hole, the locking nail body passes through the locking through hole and is screwed and fixedly inserted in the corresponding locking screw hole, and the rear wall of the locking nut and the front wall of the vertical plate are pressed and abutted at the outer side of the locking screw hole, so that the vertical plate is locked on the lower pressure shaft, the bottom of the bottom plate is fixedly connected to the top of the heat sink connecting block, and the bottom of the heat sink connecting block is convexly provided with a partition protrusion running left and right, the front electrode heat sink and the rear electrode heat sink are arranged alternately front and back, and a partition gap is formed between the front electrode heat sink and the rear electrode heat sink.The partitioning protrusion is inserted into the partitioning gap so that the front electrode heat sink and the rear electrode heat sink are insulated and isolated from each other. The top of the front electrode heat sink and the top of the rear electrode heat sink are both fixed to the bottom of the heat sink connection block. The front electrode heat sink and the rear electrode heat sink are both electrically fixed to the upper end of the hot pressing welding sheet.

2. The swing angle adjustable hot pressing soldering head mechanism according to claim 1, characterized in that: The front electrode heat sink is fixedly connected to both sides of the lower end with a front electrode adapter block, and the lower end of the rear electrode heat sink is fixedly connected to a rear electrode adapter block. The rear electrode adapter blocks are alternately located between the two front electrode adapter blocks, and the two front electrode adapter blocks and the rear electrode adapter block are electrically fixed to the upper end of the hot pressing welding sheet.

3. The swing angle adjustable hot pressing soldering head mechanism according to claim 2, characterized in that: A welding piece limiting block is installed on the outer side of the front electrode adapter block, and the welding piece limiting block includes a side limiting portion and an upper limiting portion, one end of the upper limiting portion is integrally connected to the upper end of the side limiting portion, the lower edge of the upper limiting portion is provided with a horizontal straight upper limiting edge, and the inner edge of the side limiting portion is provided with a vertical straight side limiting edge, the upper limiting edge and the side limiting edge are respectively abutted against the upper edge and the side edge of the corresponding side of the hot pressing welding piece.

4. The swing angle adjustable hot pressing soldering head mechanism according to claim 1, characterized in that: A front mounting groove is provided at the top of the front electrode heat sink, and a rear mounting groove is provided at the top of the rear electrode heat sink. The front mounting groove is connected with the rear mounting groove to form a positioning mounting groove. The partition gap is located between the front mounting groove and the rear mounting groove. The partition protrusion is inserted in the partition gap, and the bottom of the heat sink connecting block is fixed in the positioning mounting groove. The width of the heat sink connecting block is consistent with the width of the positioning mounting groove.

5. The swing angle adjustable hot pressing soldering head mechanism according to claim 4, characterized in that: The thickness of the heat sink connection block is less than or equal to the depth of the positioning and mounting groove. The upper portion of the left side wall of the positioning and mounting groove is recessed to the left to form a left isolation step. The upper portion of the right side wall of the positioning and mounting groove is recessed to the right to form a right isolation step.

6. The swing angle adjustable hot pressing soldering head mechanism according to claim 1, characterized in that: The pressure buffer comprises a hollow spring mounting tube, a spring, a fine-tuning screw body, a fine-tuning nut, a nut fitting, an adjustment block with an adjustment screw hole in the middle, a mounting shell, an upper pressure shaft and an upper pressure shaft limiting collar. The lower end of the spring mounting tube is fixedly inserted in the buffer mounting hole, and the upper pressure shaft limiting collar is fixedly inserted in the lower end of the spring mounting tube. The upper pressure shaft comprises a limiting portion and an inserting portion fixedly connected to the bottom of the limiting portion, the inserting portion is fixedly inserted from top to bottom through the upper pressure shaft limiting collar, and the middle portion of the side wall of the limiting portion protrudes outward to form a spring lower sleeve, and the nut fitting is fixedly inserted in the upper end of the spring mounting tube, and the middle portion of the nut fitting is opened A screw matching socket is provided, and the adjustment block is installed in the upper part of the spring mounting tube, the upper end of the fine-tuning screw body passes through the screw matching socket and is fixedly connected with the bottom of the fine-tuning nut, and the lower end of the fine-tuning screw body is screwed and inserted in the adjusting screw hole, and the spring is installed in the lower part of the spring mounting tube, the upper end of the spring is pressed against the lower end of the adjustment block, the lower end of the spring is pressed against the top of the limiting part and is sleeved outside the spring lower sleeve, the lower end of the insertion part is fixedly connected with the upper end of the pressure sensor, and when the limiting part reaches the end of the downward voyage, the bottom of the limiting part is pressed against the top of the upper pressure shaft limiting collar.

7. The swing angle adjustable hot pressing soldering head mechanism according to claim 1, characterized in that: It also includes a temperature sensing plug installation block and a temperature sensing wire plug. The upper and lower ends of the temperature sensing plug installation block are respectively fixedly installed on the upper and lower edges of the installation opening, and the temperature sensing plug installation block is located on the inner side of the packaging end cover. The temperature sensing plug installation block is provided with a receiving groove on the side wall facing the packaging end cover. The temperature sensing wire plug is fixedly installed in the receiving groove. The temperature sensing wire plug is electrically connected to the control system. The control system is provided with a display module. The display module is installed on the outer wall of the installation shell and is used to display the data of the pressure sensor and the temperature data.

8. The swing angle adjustable hot pressing soldering head mechanism according to claim 1, characterized in that: It also includes four fixing screws and four spacers made of insulating material, the top of the front electrode heat sink and the top of the rear electrode heat sink are respectively provided with two first connecting through holes, the heat sink connecting block is provided with a second connecting through hole opposite to the first connecting through hole, the bottom plate is provided with a fixing screw hole opposite to the second connecting through hole, the spacer includes a through hole insertion portion and a nut isolating portion integrally connected to the lower end of the through hole insertion portion, the spacer is provided with a nail body insertion hole that passes through itself from top to bottom, and the outer diameter of the through hole insertion portion is less than or equal to the The diameter of the first connecting through hole, the outer diameter of the nut isolating portion is larger than the diameter of the first connecting through hole, the through hole insertion portion is inserted in the first connecting through hole, the fixing screw includes a nut portion and a nail body portion integrally connected to the upper end of the nut portion, the nail body portion is sequentially inserted through the nail body insertion hole and the second connecting through hole and screwed and inserted in the corresponding fixing screw hole, the nut isolating portion is clamped between the nut portion and the first connecting through hole, so that the bottom of the base plate is fixedly connected to the top of the heat sink connecting block.

9. The swing angle adjustable hot pressing soldering head mechanism according to claim 1, characterized in that: It also includes a positioning bar, the bottom of the base plate is provided with an upper positioning groove running forward and backward, the top of the heat sink connecting block is provided with a lower positioning groove opposite to the upper positioning groove, the upper positioning groove is connected with the lower positioning groove to form a positioning bar accommodating space, the positioning bar is installed in the positioning bar accommodating space, and the shape and size of the positioning bar are consistent with the shape and size of the positioning bar accommodating space.

10. The swing angle adjustable hot pressing soldering head mechanism according to claim 1, characterized in that: The upper end of the vertical plate is a matching protrusion that protrudes upward and is in the shape of an arc. Correspondingly, the top wall of the vertical plate mounting notch is a matching recess that is recessed upward and is in the shape of an arc. The radius of the matching protrusion is consistent with the radius of the matching recess, and the axis of the matching protrusion, the axis of the matching recess and the axis of the axial hole are located on the same straight line, so that the matching protrusion can be rotated along the matching recess to be matched.

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