CN112895469A - Ear belt spot welding mechanism and method of mask machine - Google Patents
Ear belt spot welding mechanism and method of mask machine Download PDFInfo
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- CN112895469A CN112895469A CN202110138721.9A CN202110138721A CN112895469A CN 112895469 A CN112895469 A CN 112895469A CN 202110138721 A CN202110138721 A CN 202110138721A CN 112895469 A CN112895469 A CN 112895469A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
- B29C65/7841—Holding or clamping means for handling purposes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
- B29C65/7858—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus characterised by the feeding movement of the parts to be joined
- B29C65/7861—In-line machines, i.e. feeding, joining and discharging are in one production line
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/48—Wearing apparel
- B29L2031/4807—Headwear
- B29L2031/4835—Masks
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
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Abstract
The invention discloses an ear belt spot welding mechanism and a spot welding method of a mask machine, which comprise a bottom plate, a conveying unit, a spot welding position adjusting unit, a spot welding buffering unit, a mask clamping unit and a spot welding mechanism lifting unit, wherein the spot welding position adjusting unit is arranged on the bottom plate; the mask conveying device comprises a bottom plate, a mask clamping unit, a spot welding mechanism lifting unit, a lifting block and a conveying unit, wherein the conveying unit is arranged on the bottom plate at equal intervals; the spot welding unit includes transmission shaft, drive pulley, drive belt, driven pulley, spot welding axle, rotates mount pad, spot welding head, bearing and sleeve, the transmission shaft is connected to the pivot of conveying unit, install drive pulley on the transmission shaft. The power that can adopt the conveying unit drives the activity of spot welding unit, makes a plurality of spot welding heads carry out spot welding in turn and handles, makes the spot welding head have sufficient time to fill and can heat, can improve the efficiency of spot welding, improves the production speed of gauze mask.
Description
Technical Field
The invention relates to the technical field of mask production, in particular to an ear belt spot welding mechanism and a spot welding method of a mask machine.
Background
In the gauze mask production process, can cut different cloth layers earlier, superpose then make up and form the gauze mask main part, then connect ear area and gauze mask main part, the mode that current connected mode all adopted spot welding connects, and because the electric welding head need preheat during current spot welding, need certain time after the heating at every turn again to fill can the heating, influence the efficiency of spot welding to the production speed of gauze mask has been reduced.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the existing defects and provide an ear belt spot welding mechanism and a spot welding method of a mask machine, wherein the spot welding unit can be driven to move by the power of a conveying unit, so that a plurality of spot welding heads can carry out spot welding treatment in turn, the spot welding heads have sufficient time to be charged and heated, the spot welding efficiency can be improved, the production speed of the mask can be improved, and the problems in the background technology can be effectively solved.
In order to achieve the purpose, the invention provides the following technical scheme: an ear belt spot welding mechanism of a mask machine comprises a bottom plate, a conveying unit, a spot welding position adjusting unit, a spot welding buffering unit, a mask clamping unit and a spot welding mechanism lifting unit;
the mask conveying device comprises a bottom plate, a mask clamping unit, a spot welding mechanism lifting unit, a lifting block and a conveying unit, wherein the conveying unit is arranged on the bottom plate at equal intervals;
the spot welding unit includes transmission shaft, driving pulley, drive belt, driven pulley, spot welding axle, rotates mount pad, spot welding head, bearing one and sleeve, the transmission shaft is connected in the pivot of conveying unit, install driving pulley on the transmission shaft, the unit is raised to spot welding mechanism's the piece side of raising is connected and is rotated the mount pad, it rotates through one rotation of bearing to rotate the mount pad and is connected with the spot welding axle, driven pulley is connected to the one end of spot welding axle, driven pulley passes through the drive belt and connects driving pulley, the other end of spot welding axle is located gauze mask centre gripping unit top and installs the sleeve through spot welding position adjustment unit, the spot welding head is installed through two sets of annular array distribution's spot welding buffer unit to telescopic side.
The conveying unit can drive the mask clamping unit to convey forwards in order, the mask clamping unit can fix the mask main body to be subjected to spot welding and the ear band, the spot welding mechanism can lift the spot welding unit conveniently for subsequent spot welding, and the spot welding mechanism can lift the spot welding unit conveniently when the machine is stopped for maintenance.
The transmission shaft drives the drive pulley and rotates, and the drive pulley passes through the drive belt and drives driven pulley and rotate, and driven pulley can drive the spot welding axle and rotate for rotating the mount pad, and the spot welding axle can drive spot welding processing that carries out of spot welding head intermittent type in turn on the sleeve, makes the spot welding head can have time to fill can the waste heat, guarantees the spot welding effect, improves the efficiency of spot welding.
Further, the conveying unit comprises supporting plates, rotating shafts, rollers, conveying belts, driven gears, driving gears, power motors, motor bases and first convex plates, the rectangular array is provided with the four supporting plates on the bottom plate, the four supporting plates are connected with the two rotating shafts parallel to each other in a rotating mode, the rollers are installed on the two rotating shafts respectively, the two rollers are connected through the conveying belts in a transmission mode, the driven gears are connected to one ends of the rotating shafts, the first convex plates are fixed to the side face of the bottom plate, the power motors are fixed to the first convex plates through the motor bases, the driving gears are connected with output shafts of the power motors, and the driving gears are meshed with the driven gears.
The power motor can drive the driving gear to rotate, the driving gear can drive the driven gear to rotate, so that the rotating shaft is driven to rotate relative to the supporting plate, the roller is driven to rotate, and the roller can drive the conveying belt to convey forwards.
Further, gauze mask centre gripping unit includes inlays post, sliding seat, mounting panel, side piece, connecting plate, centre gripping frame, spot welding spacing ring, loose axle and torsional spring, equidistant the inlaying has the post of inlaying in the conveyer belt, the middle part swing joint who inlays the post has the sliding seat, the sliding seat extends to the conveyer belt outside and connects the mounting panel, one side of mounting panel is fixed with the side piece, the side inslot of side piece has cup jointed the torsional spring through the one end of sliding shaft swing joint connecting plate on the sliding axle, the side of the one end connecting plate of torsional spring and the side inslot wall of other end connection side piece, the centre gripping frame is connected to the other end of connecting plate, the centre gripping frame is located the upside of mounting panel, the four corners of centre gripping frame is inlayed respectively and is had spot welding spacing ring.
The centre gripping frame lifts, the torsion that overcomes the torsional spring through the connecting plate is along the loose axle activity, place the gauze mask main part on the mounting panel, aim at the spot welding spacing ring with the tip of ear area and place the four corners in the gauze mask main part, then loosen the centre gripping frame, gauze mask main part and ear area are lived to the centre gripping frame clamp, thereby spot welding work is accomplished to the spot welding spacing ring of impressing through spot welding buffer unit when the spot welding head rotates the bottom, inlay the post and can be stable install the mounting panel on the conveyer belt with the sliding seat, avoid the large tracts of land of conveyer belt and mounting panel to connect the roller that does not utilize through the major diameter.
Further, the unit is raised to spot welding mechanism includes flange two, bearing three, lead screw, slip montant, raises piece, roof and raises the swivel becket, the surperficial rear side of bottom plate is equipped with flange two, it is connected with vertical lead screw to rotate through bearing three on the flange two, the surperficial rear side of bottom plate is equipped with the slip montant that is on a parallel with the lead screw, the top fixed connection roof of slip montant, the top of lead screw is passed through bearing three and is connected with the roof rotation, and the top of lead screw is connected with raises the swivel becket, raise screw and lead screw threaded connection on the piece, and raise piece and slip montant sliding connection.
The lead screw can be rotated by using the lifting rotating ring, and the lead screw can drive the lifting block to move up and down along the sliding vertical rod under the action of the thread of the lifting block, so that the spot welding shaft can be driven to move up and down by rotating the mounting seat, and the spot welding head is convenient to maintain and replace.
Further, spot welding position adjustment unit includes turns round piece, two, screw rods, guide arm, adjusting block, connecting rod and logical groove of bearing, the spot welding axle is the hollow shaft, two logical grooves have been seted up to the side symmetry of spot welding axle, the spot welding axle inner center is rotated through two bearings and is connected with the screw rod, and still is fixed with the guide arm that is on a parallel with the screw rod each other in the spot welding axle, the screw rod passes the tip of spot welding axle and connects and turn round the piece, adjusting block and screw rod threaded connection, and adjusting block and guide arm sliding connection, the connecting rod is connected respectively to the both sides of adjusting block, and two connecting rods pass logical groove and connecting sleeve's inboard respectively.
The twisting block drives the screw rod to rotate, and the screw rod can drive the adjusting block to move along the guide rod, so that the connecting rod drives the sleeve to move along the spot welding shaft, and the position of the spot welding head is adjusted.
Further, spot welding buffer unit includes buffer cylinder, cushion column, slip ring, annular spout, solid fixed ring, buffer spring and erection column, the telescopic outside of one end fixed connection of buffer cylinder, and the other end opening and the cushion column sliding connection of buffer cylinder, annular spout has been seted up to the inner wall of buffer cylinder, the side of buffer column be equipped with annular spout sliding connection's slip ring, buffer spring's one end is connected through the erection column to the closed end of buffer cylinder, buffer spring's the other end is located the one end of buffer cylinder through solid fixed ring fixed connection cushion column.
When the spot welding head performs spot welding, the buffer cylinder and the buffer column are buffered through the buffer spring, so that the spot welding head can be in flexible contact with a spot welding part, and stable spot welding is ensured.
Further, still including rotating electric connection unit, it includes the change, leads electrical slip ring, leads electrical slider, internal conductor, insulating tube, external conductor and fixed knee to rotate electric connection unit, the side of raising the piece is through fixed knee connection change, the change rotates and connects epaxially at the spot welding, the inner wall of change is inlayed and is had two and leads electrical slip rings, and two external conductors are connected respectively to two and lead electrical slip rings, inlay on the spot welding epaxially have two with lead electrical slip ring frictional contact's the electrical slider, two one end of connecting two internal conductors respectively to lead electrical slider, and the other end of two internal conductors passes spot welding axle and spot welding buffer unit respectively and connects the spot welding head, has cup jointed the insulating tube in two internal conductor outsides.
When the spot welding shaft rotates, the spot welding head needs electric energy, and when a lead is connected, the lead can be wound due to the rotation of the spot welding shaft, the two conductive slip rings and the two conductive sliding blocks are in sliding contact, so that the power supply for the spot welding head is not influenced when the spot welding shaft rotates, the two outer leads are electrically connected with an external switch, and the spot welding head is controlled by the external switch.
The supporting unit comprises a stand column, a rib plate, a cross rod, rib rods, a supporting plate, blind grooves, a wheel shaft and supporting rollers, the rib plate is connected with the stand column through the front side of the surface of the bottom plate, the top of the stand column is connected with the cross rod, the stand column and the cross rod are in reinforced connection through the rib rods, the cross rod extends to the middle of the conveying unit and is connected with the supporting plate, the supporting plate vertically corresponds to the spot welding shaft, the blind grooves are formed in the surface of the supporting plate, and the supporting rollers are rotatably connected in the blind grooves through the wheel shaft.
Use the floor to improve the intensity of stand, use the rib pole to strengthen the joint strength of stand and horizontal pole, the spot welding head during operation can have the effect of pushing down to the mounting panel, can push down the upside of conveyer belt, uses the layer board to carry out the bearing to the conveyer belt, and the layer board has the conveyer belt friction this moment, adopts the support roller bearing conveyer belt of activity can reduce the friction.
Further, still include the adsorption and filtration unit, the adsorption and filtration unit includes air cover, stereoplasm return bend, connecting pipe, air pump, rose box, intake pipe, outlet duct, support and active carbon filter, the surface front side of bottom plate is connected with the air cover that is located the conveying unit top through the stereoplasm return bend, the air inlet of air pump is connected through the connecting pipe to the bottom side of stereoplasm return bend, the one end of intake-tube connection rose box is passed through to the gas outlet of air pump, the outlet duct is connected to the opposite side of rose box, there is the active carbon filter through the support mounting in the rose box.
The air pump is used for pumping the air hood into a negative pressure state, the air hood can absorb odor generated after spot welding and then convey the odor to the filter box, the activated carbon filter plate in the filter box is used for filtering the odor, and the support is used for installing the activated carbon filter plate to avoid odor diffusion after spot welding.
A spot welding method of an ear belt spot welding mechanism of a mask machine comprises the following steps:
the method comprises the following steps: the mask body and the ear belt are matched, and then the mask body and the ear belt are fixed on the conveying unit through the mask clamping unit;
step two: the conveying unit works to convey the mask main body and the ear belt to be connected in a spot welding mode forwards, and meanwhile, the spot welding unit is driven to work to fix the mask main body and the ear belt in a spot welding mode;
step three: adjusting the spot welding position of the spot welding unit by using a spot welding position adjusting unit according to the use condition;
step four: in the spot welding process, the spot welding buffer unit performs telescopic buffer on a spot welding head of the spot welding unit, so that the stability of the spot welding head in spot welding contact with the mask main body and the ear band is ensured;
step five: the supporting unit plays the bottom sprag at spot welding unit spot welding in-process, and supporting roller and conveying unit's conveyer belt rolling contact can not worn and torn when making the layer board press close to the conveyer belt.
Compared with the prior art, the invention has the beneficial effects that: this ear area spot welding mechanism and spot welding method of gauze mask machine has following advantage:
1. the conveying unit can drive the mask clamping unit to convey forwards in order, the mask clamping unit can fix the mask main body to be subjected to spot welding and the ear band, the spot welding mechanism can lift the spot welding unit conveniently for subsequent spot welding, and the spot welding mechanism can lift the spot welding unit conveniently when the machine is stopped for maintenance.
2. The transmission shaft drives the drive pulley and rotates, and the drive pulley passes through the drive belt and drives driven pulley and rotate, and driven pulley can drive the spot welding axle and rotate for rotating the mount pad, and the spot welding axle can drive spot welding processing that carries out of spot welding head intermittent type in turn on the sleeve, makes the spot welding head can have time to fill can the waste heat, guarantees the spot welding effect, improves the efficiency of spot welding.
3. The power that can adopt the conveying unit drives the activity of spot welding unit, makes a plurality of spot welding heads carry out spot welding in turn and handles, makes the spot welding head have sufficient time to fill and can heat, can improve the efficiency of spot welding, improves the production speed of gauze mask.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1A;
FIG. 3 is a schematic structural view of a spot welding position adjusting unit according to the present invention;
FIG. 4 is a schematic structural diagram of a spot welding buffer unit according to the present invention;
FIG. 5 is a schematic view of a structure of a portion of the mask holding unit according to the present invention;
FIG. 6 is a schematic view of a second partial structure of the mask holding unit according to the present invention;
FIG. 7 is a schematic side view of the present invention;
FIG. 8 is a partial structural view of a supporting unit according to the present invention;
FIG. 9 is a rear side view of the present invention;
FIG. 10 is a partial structural view of a rotary electrical connection unit according to the present invention;
FIG. 11 is a schematic view of a partial structure of an adsorption filtration unit according to the present invention.
In the figure: 1 bottom plate, 2 conveying units, 21 supporting plates, 22 rotating shafts, 23 rollers, 24 conveying belts, 25 driven gears, 26 driving gears, 27 power motors, 28 motor bases, 29 flange I, 3 spot welding units, 31 transmission shafts, 32 driving pulleys, 33 transmission belts, 34 driven pulleys, 35 spot welding shafts, 36 rotating mounting bases, 37 spot welding heads, 38 bearing I, 39 sleeves, 4 spot welding position adjusting units, 41 twisting blocks, 42 bearing II, 43 screw rods, 44 guide rods, 45 adjusting blocks, 46 connecting rods, 47 through grooves, 5 spot welding buffer units, 51 buffer cylinders, 52 buffer columns, 53 sliding rings, 54 annular sliding grooves, 55 fixing rings, 56 buffer springs, 57 mounting columns, 6 mask clamping units, 61 embedding columns, 62 moving bases, 63 mounting plates, 64 side blocks, 65 connecting plates, 66 clamping frames, 67 spot welding limiting rings, 68 moving shafts, 69 torsion springs, 7 rotating electric connecting units, a motor base I, a 3 spot welding unit, a 31 adjusting block, 45, 71 rotating ring, 72 conductive sliding ring, 73 conductive sliding block, 74 inner lead wire, 75 insulating tube, 76 outer lead wire, 77 fixed bent rod, 8 spot welding mechanism lifting unit, 81 convex plate two, 82 bearing three, 83 lead screw, 84 sliding vertical rod, 85 lifting block, 86 top plate, 87 lifting rotating ring, 9 supporting unit, 91 upright post, 92 ribbed plate, 93 cross rod, 94 ribbed rod, 95 supporting plate, 96 blind groove, 97 wheel shaft, 98 supporting roller, 10 adsorption filtering unit, 101 air cover, 102 hard bent pipe, 103 connecting pipe, 104 air pump, 105 filter box, 106 air inlet pipe, 107 air outlet pipe, 108 support and 109 active carbon filter plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the first embodiment, please refer to fig. 1-7 and 9, the present embodiment provides a technical solution: an ear belt spot welding mechanism of a mask machine comprises a bottom plate 1, a conveying unit 2, a spot welding unit 3, a spot welding position adjusting unit 4, a spot welding buffering unit 5, a mask clamping unit 6 and a spot welding mechanism lifting unit 8;
the mask conveying device is characterized in that a conveying unit 2 is installed on a bottom plate 1, mask clamping units 6 are installed on the conveying unit 2 at equal distances, spot welding mechanism lifting units 8 are installed on the rear side of the surface of the bottom plate 1, and spot welding units 3 are installed on lifting blocks 85 of the spot welding mechanism lifting units 8;
Conveying unit 2 can drive gauze mask clamping unit 6 and carry forward in proper order, and gauze mask clamping unit 6 can be fixed with the gauze mask main part and the ear area centre gripping of treating the spot welding, convenient subsequent spot welding, and spot welding mechanism raises unit 8 and can lift spot welding unit 3, can shut down to raise spot welding unit 3 very convenient when maintaining.
Conveying unit 2 includes backup pad 21, pivot 22, roller 23, conveyer belt 24, driven gear 25, driving gear 26, motor 27, motor cabinet 28 and a flange 29, rectangular array is equipped with four backup pads 21 on the bottom plate 1, it is connected with two pivot 22 that are parallel to each other to rotate between four backup pads 21, install roller 23 on two pivot 22 respectively, two rollers 23 pass through conveyer belt 24 transmission and connect, driven gear 25 is connected to the one end of one of them pivot 22, the side of bottom plate 1 is fixed with flange 29, be fixed with motor 27 through motor cabinet 28 on the flange 29, motor 27's output shaft connecting driving gear 26, driving gear 26 is connected with driven gear 25 meshing.
The power motor 27 can drive the driving gear 26 to rotate, the driving gear 26 can drive the driven gear 25 to rotate, so as to drive the rotating shaft 22 to rotate relative to the supporting plate 21, so as to drive the roller 23 to rotate, and the roller 23 can drive the conveying belt 24 to convey forwards.
Gauze mask clamping unit 6 includes inlay post 61, sliding seat 62, mounting panel 63, side piece 64, connecting plate 65, centre gripping frame 66, spot welding spacing ring 67, loose axle 68 and torsional spring 69, equidistant inlay has inlay post 61 in the conveyer belt 24, the middle part swing joint of inlaying post 61 has sliding seat 62, sliding seat 62 extends to the conveyer belt 24 outside and connects mounting panel 63, one side of mounting panel 63 is fixed with side piece 64, the side inslot of side piece 64 is through the one end of loose axle 68 swing joint connecting plate 65, the last torsional spring 69 that has cup jointed of loose axle 68, the side of connecting plate 65 and the side inslot inner wall of other end connection side piece 64 are connected to the one end of torsional spring 69, centre gripping frame 66 is connected to the other end of connecting plate 65, centre gripping frame 66 is located the upside of mounting panel 63, the four corners of centre gripping frame 66 are inlayed respectively and are had spot welding spacing.
The centre gripping frame 66 lifts, overcome torsional spring 69's torsion through connecting plate 65 and move about along loose axle 68, place the gauze mask main part on mounting panel 63, aim at spot welding spacing ring 67 with the tip of ear area and place the four corners at the gauze mask main part, then loosen centre gripping frame 66, centre gripping frame 66 centre gripping is lived gauze mask main part and ear area, thereby spot welding work is accomplished to the spot welding spacing ring 67 of impressing through spot welding buffer unit 5 when spot welding head 37 rotates the bottom, inlay post 61 and movable seat 62 can be stable install mounting panel 63 on conveyer belt 24, avoid conveyer belt 24 and mounting panel 63's large tracts of land to be connected and not utilize roller 23 through the major diameter.
Spot welding mechanism raises unit 8 and includes two 81 on the flange, three 82 on the bearing, the lead screw 83, slip montant 84, raise piece 85, roof 86 and raise swivel becket 87, the surface rear side of bottom plate 1 is equipped with two 81 on the flange, it is connected with vertical lead screw 83 to rotate through three 82 on the flange on two 81 on the bearing, the surface rear side of bottom plate 1 is equipped with the slip montant 84 that is on a parallel with lead screw 83, the top fixed connection roof 86 of slip montant 84, the top of lead screw 83 is passed through three 82 on the bearing and is rotated with roof 86 and be connected, and the top of lead screw 83 is connected with and raises swivel becket 87, raise screw and lead screw 83 threaded connection on the piece 85, and raise piece 85 and slip montant 84 sliding connection.
The lead screw 83 can be rotated by the lifting rotating ring 87, and the lead screw 83 can drive the lifting block 85 to move up and down along the sliding vertical rod 84 due to the thread action of the lifting block 85, so that the spot welding shaft 35 can be driven to move up and down by rotating the mounting base 36, and the spot welding head 37 can be maintained and replaced conveniently.
The spot welding position adjusting unit 4 comprises a torsion block 41, a second bearing 42, a screw 43, a guide rod 44, an adjusting block 45, a connecting rod 46 and a through groove 47, the spot welding shaft 35 is a hollow shaft, the two through grooves 47 are symmetrically formed in the side face of the spot welding shaft 35, the screw 43 is rotatably connected to the center of the spot welding shaft 35 through the second bearing 42, the guide rod 44 parallel to the screw 43 is further fixed in the spot welding shaft 35, the screw 43 penetrates through the end portion of the spot welding shaft 35 and is connected with the torsion block 41, the adjusting block 45 is in threaded connection with the screw 43, the adjusting block 45 is in sliding connection with the guide rod 44, the connecting rods 46 are respectively connected to two sides of the adjusting block 45, and the two connecting rods 46 respectively penetrate through the through grooves 47.
The screw 43 is rotated by the twisting block 41, and the adjusting block 45 is moved along the guide rod 44 by the screw 43, so that the sleeve 39 is moved along the spot welding shaft 35 by the connecting rod 46, thereby adjusting the position of the spot welding head 37.
Spot welding buffer unit 5 includes buffer cylinder 51, cushion column 52, slip ring 53, annular spout 54, solid fixed ring 55, buffer spring 56 and erection column 57, the outside of buffer cylinder 51's one end fixed connection sleeve 39, and buffer cylinder 51's other end opening and cushion column 52 sliding connection, annular spout 54 has been seted up to buffer cylinder 51's inner wall, buffer column 52's side is equipped with the slip ring 53 with annular spout 54 sliding connection, buffer cylinder 51's closed end passes through the one end that erection column 57 connects buffer spring 56, buffer spring 56's the other end is located the one end of buffer cylinder 51 through solid fixed ring 55 fixed connection cushion column 52.
When the spot welding head 37 performs spot welding, the buffer tube 51 and the buffer column 52 are buffered by the buffer spring 56, so that the spot welding head 37 can be brought into flexible contact with a spot welding portion, and stable spot welding can be ensured.
In the second embodiment, referring to fig. 4 and 9-10, the second embodiment provides a technical solution: the ear band spot welding mechanism of the mask machine is the same as the first embodiment in structure, and is characterized by further comprising a rotary electric connection unit 7, wherein the rotary electric connection unit 7 comprises a rotary ring 71, a conductive sliding ring 72 and a conductive sliding block 73, inner lead 74, insulating tube 75, outer lead 76 and fixed knee 77, the side of raising piece 85 connects swivel 71 through fixed knee 77, swivel 71 rotates to be connected on spot welding axle 35, the inner wall of swivel 71 is inlayed and is had two conductive sliding rings 72, two conductive sliding rings 72 connect two outer leads 76 respectively, inlay on spot welding axle 35 and have two and conductive sliding ring 72 frictional contact's conductive slider 73, two conductive slider 73 connect the one end of two inner leads 74 respectively, the other end of two inner leads 74 passes spot welding axle 35 and spot welding buffer unit 5 respectively and connects spot welding head 37, insulating tube 75 has been cup jointed outside two inner leads 74.
When the spot welding shaft 35 rotates, the spot welding head 37 needs electric energy, and when a lead is connected, the lead is wound due to the rotation of the spot welding shaft 35, the two conductive slip rings 72 and the two conductive sliding blocks 73 are in sliding contact, so that the power supply for the spot welding head 37 is not influenced when the spot welding shaft 35 rotates, the two outer leads 76 are electrically connected with an external switch, and the spot welding head 37 is controlled by the external switch.
In the third embodiment, referring to fig. 1, 7 and 8, the present embodiment provides a technical solution: the utility model provides an ear strap spot welding mechanism of gauze mask machine, this embodiment is roughly the same with the structure of above embodiment, the difference lies in, still include supporting element 9, supporting element 9 includes stand 91, floor 92, horizontal pole 93, rib pole 94, layer board 95, blind groove 96, shaft 97 and supporting roller 98, floor 1's surface front side passes through floor 92 and connects stand 91, horizontal pole 93 is connected at the top of stand 91, stand 91 and horizontal pole 93 pass through rib pole 94 reinforced connection, horizontal pole 93 extends to conveying unit 2 middle part and connecting plate 95, layer board 95 corresponds from top to bottom with spot welding axle 35, and blind groove 96 has been seted up on layer board 95's surface, rotate through shaft 97 in the blind groove 96 and be connected with supporting roller 98.
Use floor 92 to improve the intensity of stand 91, use rib 94 to strengthen the joint strength of stand 91 and horizontal pole 93, spot welding head 37 during operation can have the effect of pushing down to mounting panel 63, can push down the upside of conveyer belt 24, uses layer board 95 to carry out the bearing to conveyer belt 24, and layer board 95 has conveyer belt 24 friction this moment, and the support roller 98 bearing conveyer belt 24 that adopts the activity can reduce friction.
In a fourth embodiment, referring to fig. 1, 7 and 11, the present embodiment provides a technical solution: the utility model provides an ear area spot welding mechanism of gauze mask machine, this embodiment is roughly the same with the structure of above embodiment, the difference lies in, still include adsorption filtration unit 10, adsorption filtration unit 10 includes air cover 101, stereoplasm return bend 102, connecting pipe 103, air pump 104, rose box 105, intake pipe 106, outlet duct 107, support 108 and active carbon filter 109, the surface front side of bottom plate 1 is connected with the air cover 101 that is located conveying unit 2 top through stereoplasm return bend 102, the bottom side of stereoplasm return bend 102 passes through the air inlet of connecting pipe 103 connection air pump 104, the one end of rose box 105 is connected through intake pipe 106 in the gas outlet of air pump 104, outlet duct 107 is connected to the opposite side of rose box 105, install active carbon filter 109 through support 108 in the rose box 105.
The air cover 101 is pumped into a negative pressure state by the air pump 104, the air cover 101 can absorb odor generated after spot welding and then convey the odor to the filter box 105, the odor is filtered by the activated carbon filter plate 109 in the filter box 105, and the support 108 is used for installing the activated carbon filter plate 109, so that the odor is prevented from being diffused after spot welding.
A spot welding method of an ear belt spot welding mechanism of a mask machine comprises the following steps:
the method comprises the following steps: the mask body and the ear belt are matched, and then the mask body and the ear belt are fixed on the conveying unit 2 through the mask clamping unit 6;
step two: the conveying unit 2 conveys the mask main body and the ear belt to be connected in a spot welding mode forwards in a working mode, and meanwhile the spot welding unit 3 is driven to work to fix the mask main body and the ear belt in a spot welding mode;
step three: adjusting the spot welding position of the spot welding unit 3 using the spot welding position adjusting unit 4 according to the use condition;
step four: in the spot welding process, the spot welding buffer unit 5 performs telescopic buffer on the spot welding head 37 of the spot welding unit 3, so that the stability of the spot welding head 37 in spot welding contact with the mask main body and the ear band is ensured;
step five: the supporting unit 9 plays a role of bottom support in the spot welding process of the spot welding unit 3, and the supporting roller 98 is in rolling contact with the conveying belt 24 of the conveying unit 2, so that the supporting plate 95 is not worn when being close to the conveying belt 24.
It should be noted that the input terminals of the power motor 27 and the air pump 104 disclosed in the above embodiments are electrically connected to the output terminal of the external power source through a PLC controller, and the PLC controller controls the power motor 27 and the air pump 104 to operate by a method commonly used in the prior art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides an ear area spot welding mechanism of gauze mask machine which characterized in that: the mask welding device comprises a bottom plate (1), a conveying unit (2), a spot welding unit (3), a spot welding position adjusting unit (4), a spot welding buffer unit (5), a mask clamping unit (6) and a spot welding mechanism lifting unit (8);
the mask conveying device is characterized in that a conveying unit (2) is installed on the bottom plate (1), mask clamping units (6) are installed on the conveying unit (2) at equal intervals, spot welding mechanism lifting units (8) are installed on the rear side of the surface of the bottom plate (1), and spot welding units (3) are installed on lifting blocks (85) of the spot welding mechanism lifting units (8);
spot welding unit (3) includes transmission shaft (31), drive pulley (32), drive belt (33), driven pulley (34), spot welding axle (35), rotates mount pad (36), spot welding head (37), bearing (38) and sleeve (39), pivot (22) connecting drive shaft (31) of conveying unit (2), install drive pulley (32) on transmission shaft (31), spot welding mechanism raises piece (85) side connection rotation mount pad (36) of raising of unit (8), it connects some welding axle (35) to rotate mount pad (36) through bearing (38), driven pulley (34) is connected to the one end of some welding axle (35), driven pulley (34) are connected through drive belt (33), the other end of some welding axle (35) is located gauze mask clamping unit (6) top and installs sleeve (39) through spot welding position adjustment unit (4), the side surface of the sleeve (39) is provided with spot welding heads (37) through two groups of spot welding buffer units (5) distributed in an annular array.
2. The ear band spot welding mechanism of a mask machine according to claim 1, characterized in that: the conveying unit (2) comprises supporting plates (21), rotating shafts (22), rollers (23), a conveying belt (24), driven gears (25), driving gears (26), a power motor (27), a motor base (28) and a first convex plate (29), wherein the four supporting plates (21) are arranged on the bottom plate (1) in a rectangular array mode, the four supporting plates (21) are connected with the two rotating shafts (22) which are parallel to each other in a rotating mode, the rollers (23) are respectively installed on the two rotating shafts (22), the two rollers (23) are connected through the conveying belt (24) in a transmission mode, one end of one rotating shaft (22) is connected with the driven gear (25), the first convex plate (29) is fixed to the side face of the bottom plate (1), the power motor (27) is fixed to the first convex plate (29) through the motor base (28), and an output shaft of the power motor (27) is connected with, the driving gear (26) is meshed with the driven gear (25).
3. The ear band spot welding mechanism of a mask machine according to claim 2, characterized in that: gauze mask centre gripping unit (6) include inlay post (61), sliding seat (62), mounting panel (63), side piece (64), connecting plate (65), centre gripping frame (66), spot welding spacing ring (67), loose axle (68) and torsional spring (69), equidistant inlaying has inlay post (61) in conveyer belt (24), the middle part swing joint of inlaying post (61) has sliding seat (62), sliding seat (62) extend to the conveyer belt (24) outside and connect mounting panel (63), one side of mounting panel (63) is fixed with side piece (64), the side inslot of side piece (64) is through the one end of loose axle (68) swing joint connecting plate (65), has cup jointed torsional spring (69) on loose axle (68), the side of connecting plate (65) and the side inslot wall of other end connection side piece (64) are connected to the one end of torsional spring (69), the other end of connecting plate (65) is connected centre gripping frame (66), centre gripping frame (66) are located the upside of mounting panel (63), the four corners of centre gripping frame (66) are inlayed respectively and are had spot welding spacing ring (67).
4. The ear band spot welding mechanism of a mask machine according to claim 3, characterized in that: the spot welding mechanism lifting unit (8) comprises a second convex plate (81), a third bearing (82), a lead screw (83), a sliding vertical rod (84), a lifting block (85), a top plate (86) and a lifting rotating ring (87), a second convex plate (81) is arranged on the rear side of the surface of the bottom plate (1), a vertical screw rod (83) is rotatably connected to the second convex plate (81) through a third bearing (82), a sliding vertical rod (84) parallel to the screw rod (83) is arranged on the rear side of the surface of the bottom plate (1), the top end of the sliding vertical rod (84) is fixedly connected with a top plate (86), the top of the screw rod (83) is rotatably connected with the top plate (86) through a third bearing (82), and the top of lead screw (83) is connected with raises swivel becket (87), raise screw and lead screw (83) threaded connection on piece (85), and raise piece (85) and slip montant (84) sliding connection.
5. The ear band spot welding mechanism of a mask machine according to claim 4, characterized in that: the spot welding position adjusting unit (4) comprises a twisting block (41), a second bearing (42), a screw (43), a guide rod (44), an adjusting block (45), a connecting rod (46) and a through groove (47), the spot welding shaft (35) is a hollow shaft, two through grooves (47) are symmetrically formed in the side surface of the spot welding shaft (35), the inner center of the spot welding shaft (35) is rotationally connected with a screw rod (43) through a second bearing (42), and a guide rod (44) which is parallel to the screw rod (43) with the screw rod (43) is also fixed in the spot welding shaft (35), the screw rod (43) passes through the end part of the spot welding shaft (35) and is connected with the twisting block (41), the adjusting block (45) is in threaded connection with the screw rod (43), and the adjusting block (45) is connected with the guide rod (44) in a sliding manner, two sides of the adjusting block (45) are respectively connected with the connecting rods (46), and the two connecting rods (46) respectively penetrate through the through groove (47) and are connected with the inner side of the sleeve (39).
6. The ear band spot welding mechanism of a mask machine according to claim 5, characterized in that: spot welding buffer unit (5) include buffer cylinder (51), cushion column (52), slip ring (53), annular spout (54), solid fixed ring (55), buffer spring (56) and erection column (57), the outside of one end fixed connection sleeve (39) of buffer cylinder (51), and the other end opening and cushion column (52) sliding connection of buffer cylinder (51), annular spout (54) have been seted up to the inner wall of buffer cylinder (51), the side of buffer column (52) is equipped with slip ring (53) with annular spout (54) sliding connection, the one end of buffer spring (56) is connected through erection column (57) to the closed end of buffer cylinder (51), the other end of buffer spring (56) is located the one end of buffer cylinder (51) through solid fixed ring (55) fixed connection cushion column (52).
7. The ear band spot welding mechanism of a mask machine according to claim 6, characterized in that: the spot welding device is characterized by further comprising a rotary electric connection unit (7), the rotary electric connection unit (7) comprises a rotary ring (71), conductive sliding rings (72), conductive sliding blocks (73), inner conducting wires (74), an insulating tube (75), outer conducting wires (76) and fixed bent rods (77), the side faces of the lifting blocks (85) are connected with the rotary ring (71) through the fixed bent rods (77), the rotary ring (71) is rotatably connected onto a spot welding shaft (35), two conductive sliding rings (72) are embedded in the inner wall of the rotary ring (71), the two conductive sliding rings (72) are respectively connected with the two outer conducting wires (76), two conductive sliding blocks (73) in friction contact with the conductive sliding rings (72) are embedded on the spot welding shaft (35), the two conductive sliding blocks (73) are respectively connected with one ends of the two inner conducting wires (74), the other ends of the two inner conducting wires (74) respectively penetrate through the spot welding shaft (35) and the spot welding buffer unit (5) and are connected with spot welding heads (, and insulating pipes (75) are sleeved on the outer sides of the two inner leads (74).
8. The ear band spot welding mechanism of a mask machine according to claim 7, characterized in that: still include supporting element (9), supporting element (9) include stand (91), floor (92), horizontal pole (93), rib pole (94), layer board (95), blind groove (96), shaft (97) and support rolls (98), floor (92) connection stand (91) are passed through to the surface front side of bottom plate (1), horizontal pole (93) are connected at the top of stand (91), and the connection is strengthened through rib pole (94) in stand (91) and horizontal pole (93), horizontal pole (93) extend to conveying unit (2) middle part and connect layer board (95), layer board (95) correspond from top to bottom with spot welding axle (35), and the surface of layer board (95) has seted up blind groove (96), rotate through shaft (97) in blind groove (96) and be connected with support rolls (98).
9. The ear band spot welding mechanism of a mask machine according to claim 8, characterized in that: still include adsorption and filtration unit (10), adsorption and filtration unit (10) include air cover (101), stereoplasm return bend (102), connecting pipe (103), air pump (104), rose box (105), intake pipe (106), outlet duct (107), support (108) and active carbon filter (109), the surface front side of bottom plate (1) is connected with air cover (101) that are located conveying unit (2) top through stereoplasm return bend (102), the air inlet of connecting pipe (103) connection air pump (104) is passed through to the bottom side of stereoplasm return bend (102), the one end of rose box (105) is connected through intake pipe (106) in the gas outlet of air pump (104), outlet duct (107) is connected to the opposite side of rose box (105), install active carbon filter (109) through support (108) in rose box (105).
10. The spot welding method of the ear band spot welding mechanism of a mask machine according to any one of claims 1 to 9, characterized in that: comprises the following steps:
the method comprises the following steps: the mask body and the ear belt are matched, and then the mask body and the ear belt are fixed on the conveying unit (2) through the mask clamping unit (6);
step two: the conveying unit (2) works to convey the mask main body and the ear belt to be connected in a spot welding mode forwards, and meanwhile the spot welding unit (3) is driven to work to fix the mask main body and the ear belt in a spot welding mode;
step three: according to the use condition, the spot welding position of the spot welding unit (3) is adjusted by using a spot welding position adjusting unit (4);
step four: in the spot welding process, the spot welding buffer unit (5) performs telescopic buffer on a spot welding head (37) of the spot welding unit (3) to ensure the stability of the spot welding head (37) in spot welding contact with the mask body and the ear band;
step five: the supporting unit (9) plays a role of bottom support in the spot welding process of the spot welding unit (3), and the supporting rollers (98) are in rolling contact with the conveying belt (24) of the conveying unit (2), so that the supporting plate (95) cannot be abraded when being close to the conveying belt (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110138721.9A CN112895469A (en) | 2021-02-01 | 2021-02-01 | Ear belt spot welding mechanism and method of mask machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110138721.9A CN112895469A (en) | 2021-02-01 | 2021-02-01 | Ear belt spot welding mechanism and method of mask machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112895469A true CN112895469A (en) | 2021-06-04 |
Family
ID=76122564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110138721.9A Withdrawn CN112895469A (en) | 2021-02-01 | 2021-02-01 | Ear belt spot welding mechanism and method of mask machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112895469A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114919198A (en) * | 2022-05-26 | 2022-08-19 | 赵小秦 | Mask ear belt welding device of mask production line |
-
2021
- 2021-02-01 CN CN202110138721.9A patent/CN112895469A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114919198A (en) * | 2022-05-26 | 2022-08-19 | 赵小秦 | Mask ear belt welding device of mask production line |
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Application publication date: 20210604 |
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