CN211492868U - Multi-station hot melting machine - Google Patents

Abstract

The utility model provides a multistation hot melting machine, which comprises a shell, a hot melting device body, a production line assembly and a feeding assembly, wherein the quantity of the hot melting device body is an even number, the hot melting device body is arranged oppositely, and the production line assembly and the feeding assembly are arranged between the hot melting device bodies; the assembly line subassembly is including the cylinder, the assembly line group, the cylinder is connected with the assembly line group, make the assembly line group reciprocating motion between both sides hot melting device body, the pay-off subassembly is including transmission and removal clamping jaw, it includes vertical drive piece to remove the clamping jaw, the clamping jaw board is installed in vertical drive piece both sides, make the clamping jaw board be close to both sides hot melting device body, realize ejection of compact and pan feeding through the assembly line group, utilize vertical drive piece drive clamping jaw board motion to realize loading and unloading of hot melting device body, this equipment production efficiency is high, high durability and convenient use, and convenient to install.

Description

Multi-station hot melting machine

Technical Field

The utility model belongs to the hot melt machine field, concretely relates to multistation hot melt machine.

Background

The hot melting machine is an instrument which transfers the heat of a heater to the welding surface of the circuit board by an electric heating method to melt the surface of the circuit board, then rapidly withdraws the heater, melts and solidifies the welding surface of the circuit board into a required connecting port.

In the industry, the hot melt machine's application is extensive, mainly used domestic appliance, the car light, the welding of moulding such as car solution ware, because hot melt machine work needs to pass through hot melt, cooling, the step such as design, make and utilize hot melt machine shaping to need to wait for certain time, and in the automatic water production, in order to pursue higher efficiency, just need wait for the time quantum that shaping processing was accomplished, it can utilize this section of time to service another hot melt subassembly to snatch the subassembly, make production efficiency higher, and simultaneously, because the hot melt machine is responsible for hot melt processing, in whole production line, belong to a step, need a plurality of steps to add man-hour when producing complicated work piece, this machine miniaturization that just needs to be responsible for each step, and the space is saved.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's not enough, the utility model provides a multistation hot melt machine, install the clamping jaw board through vertical drive spare both sides, it feeds for the hot melting device body of both sides to remove the clamping jaw, adopt the mode of duplex position, production efficiency is improved, the assembly line group that adopts reciprocating motion between the hot melting device body of both sides is for removing the clamping jaw feed, make the motion stroke at the horizontal direction of removing the clamping jaw shorten, thereby the distance between relative hot melt assembly has been shortened, thereby whole hot melt machine's volume has been reduced, the miniaturization of hot melt machine is compromise to page or leaf when improving production efficiency.

The utility model provides a multi-station hot melting machine, which comprises a shell for protecting the internal structure, at least two hot melting device bodies and a feeding assembly; wherein,

the feeding assembly comprises a plurality of movable clamping jaws; the movable clamping jaw comprises a moving part and a clamping jaw, the moving part drives the clamping jaw to move, the clamping jaw moves and clamps a workpiece to be hot-melted and then puts the workpiece into the hot melting device body, and the clamping jaw clamps the workpiece to be hot-melted and then moves and puts the workpiece to be hot-melted into the other hot melting device body.

Preferably, the hot melting device further comprises a production line assembly, the production line assembly comprises a driver, a production line and a feeding port, the driver drives the production line to move between the melting device bodies, workpieces move to the production line from the feeding port, and the hot melting device bodies are fed through the production line.

Preferably, the assembly line assembly comprises a discharge port, the movable clamping jaw takes out the workpiece subjected to hot melting in the hot melting device body and moves and places the workpiece to the assembly line, and the workpiece subjected to hot melting moves out of the assembly line through the discharge port.

Preferably, the assembly line subassembly still includes the base plate, through two the assembly line constitutes the assembly line group, the notch has been seted up on the base plate, install the slider in the notch, the slider with the cylinder is connected, the slider with notch sliding connection, through the slider with the assembly line group connects, makes the assembly line group slide on the base plate, pan feeding mouth, discharge gate fixed mounting are in on the base plate, pan feeding mouth, discharge gate position are corresponding, pan feeding mouth, discharge gate setting are in the assembly line both ends.

Preferably, the moving part comprises a vertical driving part, the clamping jaw comprises a clamping jaw plate, a vacuum generator and a sucking disc, the clamping jaw plate is arranged on two sides of the vertical driving part, and the clamping jaw plate is fixedly connected with the movable end of the vertical driving part;

the plurality of suckers are mounted on the clamping jaw plate, and the vacuum generator is connected with the suckers to provide suction force for the suckers to adsorb workpieces;

the vertical driving piece drives the clamping jaw plate to move along the vertical direction, and the vacuum generator is utilized to generate negative pressure, so that the suckers adsorb workpieces.

Preferably, the feeding assembly further comprises a horizontal movement mechanism, the horizontal movement mechanism comprises a longitudinal driving member and a transverse driving member, the longitudinal driving member drives the transverse driving member to move, and the transverse driving member drives the vertical driving member to move; the horizontal movement mechanism further comprises a guide piece, the guide piece is parallel to the longitudinal driving piece, the transverse driving piece is connected with the guide piece and the longitudinal driving piece, so that the clamping jaw is conveniently moved between the hot melting device bodies, and the guide piece and the longitudinal driving piece are fixedly installed on the hot melting device bodies.

Preferably, the vertical driving member is provided with an upper mounting plate and a lower mounting plate, and the upper mounting plate and the lower mounting plate are arranged close to two sides of the transverse driving member.

Preferably, the hot melting device body comprises a jig body, a pressing and holding assembly and a hot melting assembly, the pressing and holding assembly moves relative to the jig body, and the hot melting assembly moves relative to the jig body, so that the pressing and holding assembly, the hot melting assembly and the jig body are folded to perform hot melting processing on the workpiece.

Preferably, the jig body comprises a bearing plate for loading a workpiece and a forming sheet for hot-melting a connecting port of a formed circuit board, and the forming sheet is arranged on the bearing plate;

the forming sheet comprises a heat conduction layer and a shaping layer, the forming sheet is arranged on the bearing plate, and the shaping layer is provided with a forming hole consistent with a forming shape; the heat conduction layer is attached to one side of the forming hole, and the hot melting assembly is arranged on one surface, close to the heat conduction layer; be close to be provided with on the one side on shaping layer the subassembly is held to the pressure, through the hot melt subassembly heats the shaping thin slice, the pressure is held the subassembly and is fixed the work piece the loading board to it solidifies into to treat the hot melt back for the work piece the shape in shaping hole.

Preferably, the hot melting device body further comprises a mold frame, the mold frame comprises a first mold plate, a second mold plate, a third mold plate and a guide pillar, the first mold plate and the second mold plate are fixedly connected through the guide pillar, the third mold plate is installed between the first mold plate and the second mold plate, so that the first mold plate, the second mold plate and the third mold plate are parallel to each other, the pressing and holding assembly is installed on the first mold plate, the hot melting assembly is installed on the second mold plate, and the jig body is installed on the third mold plate.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the beneficial effects are that: the hot melting device comprises a plurality of hot melting device bodies, clamping jaw plates are arranged on two sides of a vertical driving piece, and clamping jaws are moved to charge the hot melting device bodies, so that the production efficiency is improved;

the beneficial effects are that: the assembly line group which reciprocates between the hot melting device bodies on the two sides is adopted to supply materials to the movable clamping jaw, so that the movement stroke of the movable clamping jaw in the horizontal direction is shortened, the distance of the opposite hot melting device bodies is shortened, the size of the whole hot melting machine is reduced, the production efficiency is improved, and the miniaturization of the hot melting machine is considered;

the beneficial effects are three: the hot melting assembly is contacted with the forming sheet by utilizing the forming sheet, the heat generated by the hot melting assembly is transmitted to the workpiece by the forming sheet in a heat transmission mode, so that the workpiece is heated, the heat transmission efficiency is reduced after the temperature of the circuit board rises, and partial heat of the hot melting assembly contacted with the forming sheet is accumulated, so that the circuit board can be simultaneously preheated and hot melted by the contact of the hot melting assembly and the forming sheet, the preheating step is saved, the processing is simplified, the use of parts is reduced, and the structure volume is reduced;

the beneficial effects are four: utilize last mounting panel, lower mounting panel to support and remove the clamping jaw, will remove the weight dispersion of clamping jaw and arrive mounting panel, lower mounting panel for it is difficult to damage to remove the clamping jaw, the utility model discloses production efficiency is high, uses reliable and stable, the installation of being convenient for.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a schematic perspective view of a hot-melting machine according to an embodiment of the present invention;

fig. 2 is a schematic internal perspective view of a hot melting machine according to an embodiment of the present invention;

fig. 3 is an exploded view of the internal structure of the heat melting machine according to an embodiment of the present invention;

fig. 4 is a schematic perspective view of a pipeline assembly according to an embodiment of the present invention;

fig. 5 is an exploded view of the assembly line assembly of the present invention in one embodiment;

fig. 6 is a schematic perspective view of an assembly line according to an embodiment of the present invention;

fig. 7 is a schematic perspective view of a body of a heat melting device according to an embodiment of the present invention;

fig. 8 is an exploded view of the body of the heat melting device according to an embodiment of the present invention;

fig. 9 is a schematic perspective view of a jig body according to an embodiment of the present invention;

FIG. 10 is an enlarged partial schematic view of FIG. 9;

FIG. 11 is an exploded view of a formed sheet according to an embodiment of the present invention;

fig. 12 is an exploded view of the ram in one embodiment of the invention;

fig. 13 is a schematic perspective view of a thermal fuse head according to an embodiment of the present invention;

fig. 14 is a cross-sectional view of a hot melt forming operation structure according to an embodiment of the present invention;

fig. 15 is an exploded view of the pressure holding assembly in one embodiment of the present invention;

fig. 16 is an exploded view of a fuse assembly in an embodiment of the present invention;

fig. 17 is a schematic partial structure diagram of a heat fusible component according to an embodiment of the present invention;

fig. 18 is a schematic perspective view of the mold frame according to an embodiment of the present invention;

fig. 19 is a schematic perspective view of a feeding device according to an embodiment of the present invention;

fig. 20 is an exploded view of the feeding device in an embodiment of the present invention;

fig. 21 is a schematic perspective view of the movable clamping jaw according to an embodiment of the present invention;

fig. 22 is an exploded view of the moving jaw of the present invention in one embodiment;

fig. 23 is a schematic perspective view of the vertical driving member according to an embodiment of the present invention;

fig. 24 is an exploded view of a jaw structure according to an embodiment of the present invention;

fig. 25 is a schematic perspective view of a claw plate according to an embodiment of the present invention;

fig. 26 is a schematic half-sectional view of a jaw plate according to an embodiment of the present invention.

Shown in the figure:

100. a housing; 110. an integrated controller; 120. a power supply chamber; 200. a hot melting device body; 210. a mold frame; 211. a first template; 212. a second template; 213. a guide post; 214. a third template; 215. a first support column; 216. a first photosensor; 217. a second photosensor; 220. a pressing component; 221. a first transmission device; 222. a pressure head fixing plate; 223. a first guide sleeve; 224. a pressure head piece; 2241. fixing the housing; 2242. a pressure head; 2243. an air knife; 2244. positioning blocks; 2245. a first pressure detector; 2246. an elastomeric support column; 230. a hot melt assembly; 231. a second transmission device; 232. a hot melting head fixing plate; 233. a second guide sleeve; 234. a thermal fuse head piece; 2341. a hot melting head; 2342. a temperature sensor; 2343. a hot melt head receiving block; 2344. a heat insulation plate; 2345. fixing a bracket; 2346. a hot melting head mounting plate; 235. a second pressure sensor; 236. a connecting member; 240. a jig body; 241. a carrier plate; 2411. positioning a rod; 2412. a limiting groove; 242. a fixture fixing plate; 243. forming a sheet; 2431. a molding layer; 24311. forming holes; 2432. a thermally conductive layer; 2433. positioning holes; 244. a positioning member; 245. a heat-insulating layer fixing sleeve; 2451. a heat-insulating layer; 300. a pipeline assembly; 310. a substrate; 320. a cylinder; 330. a slider; 340. a pipeline group; 3411. a production line; 350. a feeding port; 360. a discharge port; 400. a feeding assembly; 410. a longitudinal drive member; 420. a transverse drive; 430. moving the clamping jaw; 431. a vertical driving member; 4311. a fixing plate; 4312. an upper mounting plate; 4313. a lower mounting plate; 4314. a motor; 4315. a connecting plate; 432. a vacuum generator; 433. a first solenoid valve; 434. a second solenoid valve; 435. a connecting frame; 436. a splitter; 437. a jaw plate; 4371. an airway; 438. a first interface; 4381. a second interface; 439. a suction cup; 440. a guide member.

Detailed Description

The foregoing and other objects, features, aspects and advantages of the present invention will become more apparent to those skilled in the art from the following detailed description, which, taken in conjunction with the annexed drawings, discloses a more detailed description of the present invention, which will enable those skilled in the art to make and use the present invention. In the drawings, the shape and size may be exaggerated for clarity, and the same reference numerals will be used throughout the drawings to designate the same or similar components. In the following description, terms such as center, thickness, height, length, front, back, rear, left, right, top, bottom, upper, lower, and the like are used based on the orientation or positional relationship shown in the drawings. In particular, "height" corresponds to the dimension from top to bottom, "width" corresponds to the dimension from left to right, and "depth" corresponds to the dimension from front to back. These relative terms are for convenience of description and are not generally intended to require a particular orientation. Terms concerning attachments, coupling and the like (e.g., "connected" and "attached") refer to a relationship wherein structures are secured or attached, either directly or indirectly, to one another through intervening structures, as well as both movable or rigid attachments or relationships, unless expressly described otherwise.

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

In this embodiment, the workpiece to be subjected to hot melting is a connector on the circuit board, and the connector on the circuit board has a small size, a high requirement on connection strength, and a large processing difficulty, and is suitable for being processed by using a hot melting molding process.

As shown in fig. 1-3, a multi-station hot melting machine is composed of a housing 100, a hot melting device body 200, a flow line assembly 300, and a feeding assembly 400, wherein the number of the hot melting device body 200 is even, in the preferred embodiment, the number of the hot melting device body 200 is two, and the even number of the hot melting device body 200 is correspondingly arranged on two sides, the two hot melting device bodies 200 are connected through the feeding assembly 400, the flow line assembly 300 and the feeding assembly 400 are placed between the hot melting device bodies 200, the hot melting device body 200, the flow line assembly 300, and the feeding assembly 400 are installed on the housing 100, as shown in fig. 1, an integrated controller 110 is installed on the surface of the housing 100, the integrated controller 110 controls other electronic components in the hot melting machine, and simultaneously the other electronic components feed back working data signals to the integrated controller 110, and the working condition is displayed through the integrated, the user can conveniently know the working condition, the hot melting device body 200, the production line assembly 300 and the feeding assembly 400 are arranged on the upper half part of the shell 100, the power supply chamber 120 is arranged on the lower half part of the shell 100, and the power supply chamber 120 provides electric energy for the hot melting machine to normally work.

As shown in fig. 7 and 8, the hot melting device body 200 is composed of a mold frame 210, a pressing component 220, a hot melting component 230, and a fixture body 240, wherein the pressing component 220, the hot melting component 230, and the fixture body 240 are installed in the mold frame 210, the fixture body 240 is disposed between the pressing component 220 and the hot melting component 230, and the pressing component 220, the hot melting component 230, and the fixture body 240 move, so that the pressing component 220, the hot melting component 230, and the fixture body 240 move with respect to each other with the fixture body 240 as a reference, and the pressing component 220, the hot melting component 230, and the fixture body 240 move in opposite directions, so that the pressing component 220, the hot melting component 230, and the fixture body 240 are folded, the pressing component 220 fixes the circuit board on the fixture body 240, and the hot melting component 230 forms a desired shape for a hot melting connection port.

As shown in fig. 18, the mold frame 210 includes a first mold plate 211, a second mold plate 212, guide posts 213, a third mold plate 214, and first support posts 215, wherein the first mold plate 211 and the second mold plate 212 are connected by the guide posts 213, and the third mold plate 214 is fixedly connected to the second mold plate 212 by the first support posts 215, such that the third mold plate 214 is disposed between the first mold plate 211 and the second mold plate 212, and the first mold plate 211, the second mold plate 212, and the third mold plate 214 are parallel to each other.

As shown in fig. 16, the pressing assembly 220 includes a first transmission device 221, a pressing head fixing plate 222, and a pressing head piece 224, wherein the first transmission device 221 is connected to one side of the pressing head fixing plate 222, the other side of the pressing head fixing plate 222 is connected to the pressing head piece 224, and the pressing head fixing plate 222 is provided with a first guide sleeve 223; as shown in fig. 12 and 14, the pressure head piece 224 includes a fixed housing 2241, a pressure head 2242, an air knife 2243, a positioning block 2244, a first pressure detector 2245 and an elastic support column 2246, the first pressure detector 2245 is installed in the fixed housing 2241, the fixed housing 2241 is fixedly connected to the pressure head fixing plate 222, the pressure head 2242 penetrates through the positioning block 2244 to be connected to the elastic support column 2246, the pressure head 2242 is fixed to the positioning block 2244, the elastic support column 2246 is connected to the first pressure detector 2245, a spring is installed in the elastic support column 2246, the elastic support column 2246 elastically presses the circuit board by the pressure head piece 224 to play a role in buffering, the air knives 2243 are installed at two sides of the pressure head 2242, an air outlet of the air knife 2243 faces the pressure head 2242, the air knife 2243 is convenient to cool the circuit board after completing the hot melting step, the first pressure detector 2245 detects the magnitude of the thrust generated by the first transmission device 221, the phenomenon that the pushing force generated by the first transmission device 221 is too large to damage the pressing head piece 224 or the jig body 240 is avoided; in a preferred embodiment, a ball plunger is mounted at one end of the spring, and the ball plunger reduces fatigue of the spring and increases the service life of the spring.

As shown in fig. 15 and 16, the thermal melting assembly 230 is composed of a second transmission device 231, a thermal melting head fixing plate 232, a thermal melting head piece 234, and a second pressure sensor 235, the second transmission device 231 is connected to the second pressure sensor 235, the second pressure sensor 235 is fixed to one surface of the thermal melting head fixing plate 232 through a connecting member 236, the thermal melting head piece 234 is installed on the other surface of the thermal melting head fixing plate 232, thrust generated by the first transmission device 221 and the second transmission device 231 is adjusted through the first pressure detector 2245 and the second pressure sensor 235, so that the thrust generated by the first transmission device 221 and the second transmission device 231 are matched, and thermal melting processing is better completed, and the thermal melting head fixing plate 232 is provided with a second guide sleeve 233; as shown in fig. 13 and 14, the thermal head piece 234 includes a thermal head 2341, a temperature sensor 2342, a thermal head receiving block 2343, a fixing bracket 2345 and a thermal head mounting plate 2346, wherein one surface of the thermal head mounting plate 2346 is fixedly connected to the thermal head fixing plate 232, the other surface of the thermal head mounting plate 2346 is fixed to the fixing bracket 2345, the fixing bracket 2345 is connected to the thermal head receiving block 2343, the thermal head 2341 is connected to the thermal head receiving block 2343, the temperature sensor 2342 is mounted inside the thermal head 2341, and the position of the thermal head 2341 corresponds to a connection port of the circuit board to be processed by thermal melting; in a preferred embodiment, a heat shield 2344 is mounted between the mounting bracket 2345 and the heat stake receiving block 2343, and the heat shield 2344 is spread toward the mounting bracket 2345 by the heat shield 2344, thereby damaging other parts.

As shown in fig. 9-11, the fixture body 240 includes a carrier plate 241, a fixture fixing plate 242, a forming sheet 243, and a heat insulating layer fixing sleeve 245, the carrier plate 241 is connected to the fixture fixing plate 242, the forming sheet 243 is installed on one side of the carrier plate 241, the heat insulating layer fixing sleeve 245 is installed on the other side of the carrier plate 241, the heat insulating layer fixing sleeve 245 passes through the fixture fixing plate 242, a positioning rod 2411 is further installed on the carrier plate 241, a positioning hole 2433 is formed at a position of the forming sheet 243 corresponding to the positioning rod 2411, the positioning hole 2433 is connected to the positioning rod 2411 to position the carrier plate 241 on the carrier plate 241, a positioning groove 2412 for placing a circuit board is further formed on the carrier plate 241, the size of the positioning groove 2412 is consistent with the circuit board, the circuit board is installed on the forming sheet 243 through the positioning rod 2411, the molding layer 2431 has molding holes 24311 with the same shape as the connection holes on the circuit board, and the heat conductive layer 2432 is attached to one side of the molding layer 2431, so that the heat conductive layer 2432 shields the molding holes 24311 on the one side.

In a preferred embodiment, the top of the thermal melting head 2341 is provided with a bump, the position of the bump corresponds to the position of the molding hole 24311, when the thermal fuse head 2341 approaches the molding sheet 243, the bumps on the thermal fuse head 2341 contact the thermally conductive layer 2432, and heat generated by the thermal fuse head 2341 is conducted to the thermally conductive layer 2432 by heat conduction from the contact positions, since the temperature difference between the thermal head 2341 and the molding sheet 243 is large just before the thermal head 2341 comes into contact with the molding sheet 243, the heat transfer rate is high, the temperature of the molding sheet 243 rises rapidly, so that a large amount of heat is diffused to the molding sheet 243 to heat the circuit board, and when the temperature of the circuit board is increased, because the temperature difference between the circuit board and the thermal fusing head 2341 is reduced, the heat transfer is slowed down, and the temperature at the contact position of the bump and the heat conduction layer 2432 continues to rise, so that the circuit board at the molding layer 2431 is thermally fused to form the upper connecting port of the circuit board.

In fact, the hot melting process step is always performed, when just contacting, a large amount of heat is diffused to the part where the temperature of the forming sheet 243 is low, the temperature of the forming sheet 243 is increased to heat the circuit board, the temperature of the contact part serving as a heat source is higher than that of the other part of the forming sheet 243, the hot melting process is started, and after a period of time and heat transfer is slowed down, heat is accumulated at the contact position of the hot melting head 2341 and the forming sheet 243, and the temperature is increased to aggravate the hot melting phenomenon, so that the hot melting head 2341 can heat the circuit board and hot melt the connecting port on the circuit board at the same time through the forming sheet 243, compared with the hot melting head 2341 directly contacting with the workpiece to perform hot melting, the forming sheet 243 is arranged between the hot melting head 2341 and the workpiece, the forming sheet 243 is used as a heat transfer medium, and the heat energy transferred by, firstly, heat can be diffused in the forming sheet 243, and secondly, heat can be diffused from the forming sheet 243 to other media, so that the temperature of the contact part is lower than that of the hot melting head 2341, and the temperature difference between the workpiece and the hot melting piece is reduced; compared with the hot melting assembly 230 directly contacting with a workpiece for hot melting, the hot melting assembly 230 can heat the circuit board and hot melt the connecting port on the circuit board through the forming sheet 243, the forming sheet 243 is arranged between the hot melting assembly 230 and the workpiece, the forming sheet 243 is used as a heat conduction medium, heat energy conducted by the forming sheet 243 is smaller than heat energy generated by the hot melting assembly 230, firstly, the heat energy can be diffused in the forming sheet 243, secondly, the heat energy can be diffused into other media from the forming sheet 243, the temperature of a contact part is lower than that of the hot melting assembly 230, the temperature difference between the workpiece and the hot melting assembly is reduced, meanwhile, other parts of the forming sheet 243 are also used as heating devices for heating the workpiece, heating devices required for preheating are saved, a hot melting machine is simplified, the use of parts is reduced, and the volume of the hot melting machine is reduced.

As shown in fig. 7, 8, 15 and 16, in a preferred embodiment, the first actuator 221 is fixedly connected to the first template 211, the second actuator 231 is fixedly connected to the second template 212, the jig fixing plate 242 is fixedly connected to the third template 214, the first actuator 221 and the second actuator 231 are respectively installed at a side far from the third template 214, the first actuator 221 and the second actuator 231 are pushed on the same plumb line, so that the first actuator 221 and the second actuator 231 generate large pushing forces to cooperate with each other, the thermal melting is more stable, the first guide sleeve 223 and the second guide sleeve 233 are slidably connected to the guide post 213, so that the first actuator 221 and the second actuator 231 push the pressure head 224 and the thermal head 234 more stably, the first photoelectric sensor 216 for detecting the movement distance of the pressure head 224 is disposed at a side of the first template 211, and the second photoelectric sensor 217 for detecting the movement distance of the thermal head 234 is disposed at a side of the third template 214 .

In a preferred embodiment, as shown in fig. 1, the fixture body 240 further includes a positioning element 244, and when the pressing head element 224 approaches the fixture body 240, the positioning element 244 is connected to the positioning block 2244, so that the pressing head element 224 is accurately contacted with the circuit board workpiece.

As shown in fig. 9, the thermal insulation layer fixing sleeve 245 is coated outside the thermal fuse head piece 234, so that the thermal fuse head 2341 slides in the thermal insulation layer fixing sleeve 245, the thermal insulation layer 2451 is installed inside the thermal insulation layer fixing sleeve 245, only a small gap exists between the thermal fuse head piece 234 and the thermal insulation layer 2451, when the thermal fuse head 2341 is separated from the molding sheet 243, a large amount of heat energy is still remained on the thermal fuse head 2341, because the thermal insulation layer 2451 is arranged inside, the heat energy generated on the thermal fuse head 2341 cannot be diffused, the heat energy is accumulated in a space formed by the thermal insulation layer 2451 and the thermal fuse head piece 234, so that the air temperature in the space rises, the circuit board is heated by the aid of high-temperature air, the heat energy which is wasted originally is accumulated to.

As shown in fig. 4 and 5, the assembly line 300 includes a base plate 310, a cylinder 320, a assembly line group 340, a feeding port 350, and a discharging port 360, the cylinder 320 is fixedly installed on the base plate 310, the base plate 310 is provided with a notch, a slider 330 is installed in the notch, the slider 330 is slidably connected to the notch, the cylinder 320 is connected to the slider 330, the assembly line group 340 is fixedly connected to the slider 330, the assembly line group 340 slides on the base plate 310, the cylinder 320 is axially perpendicular to the fuse device body 200, the assembly line group 340 reciprocates between the fuse device bodies 200 on both sides, the feeding port 350 and the discharging port 360 are fixedly installed on the base plate 310, the feeding port 350 and the discharging port 360 are in corresponding positions, the feeding port 350 and the discharging port 360 are installed at both ends of the assembly line group 340, projections of the feeding port 350 and the discharging port 360 fall on end faces of the assembly line group 340, the assembly, when the width of the assembly line 3411 is consistent with the width of the material inlet 350 and the width of the material outlet 360, when the assembly line 340 moves, the material inlet 350 and the material outlet 360 correspond to one assembly line 3411 at the limit position to which the assembly line 340 reciprocates, so that when the assembly line 340 moves to the limit position, one assembly line 3411 is communicated with the material inlet 350 and the material outlet 360; in a preferred example, the material inlet 350 is provided with an identification device for identifying a workpiece number, the identification device is fixed on the material inlet 350 through a connector, when the workpiece passes through the material inlet 350 and is conveyed to the production line 3411, the identification device identifies an identification code on the workpiece, so that specific information of the workpiece can be known, and a working process can be known through the specific information of the workpiece, so that a working condition of the hot melting machine can be known; the substrate 310 is further provided with a barrier block, the barrier block is arranged on two sides of the assembly line group 340, and the distance between the barrier blocks on the two sides is equal to the width of three assembly lines 3411.

As shown in fig. 19 and 20, the feeding assembly 400 includes a movable clamping jaw 430 and a horizontal movement mechanism, wherein the movable clamping jaw 430 is mounted on the horizontal movement mechanism; as shown in fig. 21-26, the movable clamping jaw 430 includes a vertical driving member 431, a vacuum generator 432, a clamping jaw plate 437, and a suction cup 439, wherein the clamping jaw plate 437 is installed on two sides of the vertical driving member 431, and the clamping jaw plate 437 is disposed on two sides of the vertical driving member 431, because in this embodiment, the workpiece sucked by the feeding clamping jaw is a circuit board, when a circuit board is processed, the processing process requires a period of time, if the feeding clamping jaw only serves one processing device, the feeding clamping jaw is in a pause in the processing process of the circuit board, so that the utilization rate of the feeding clamping jaw is not high, and by disposing the clamping jaw plates 437 on two sides, the feeding clamping jaw can be conveniently operated in a dislocation manner, and two processing devices can be simultaneously served, thereby; wherein the vertical driving member 431 drives the jaw plate 437 to slide synchronously in the Z-axis direction.

In this embodiment, be vertical drive piece 431 through the motion piece, absorb the technical scheme of work piece through vertical drive piece 431 to reach the technological effect for hot melt device body 200 material loading, the utility model discloses an above-mentioned scheme, but not limited to above-mentioned scheme, absorb the work piece or combine the multiaxis motion through rotating device and absorb the work piece, also perhaps combine multiaxis drive and rotating device to absorb the work piece, can reach the technological effect for hot melt device body 200 material loading equally, also should regard as the utility model discloses a technical scheme should not pass through the restriction of description drawing the utility model discloses a technical scheme's protection scope.

The suction cup 439 is mounted on the jaw plate 437, the vacuum generator 432 is mounted on the vertical driving member 431, and the vacuum generator 432 is connected with the suction cup 439; the suction cups 439 are arranged on the clamping jaw plate 437, the suction cups 439 are arranged on one surface close to the workpiece, the suction cups 439 are arranged at positions where the projections of the suction cups 439 fall on the circuit board, the suction cups 439 mainly work to grab the circuit board, therefore, when the clamping jaw plate 437 is driven by the vertical driving member 431 to be close to the circuit board, the suction cups 439 should suck the circuit board, wherein the vacuum generator 432 is mainly utilized to generate negative pressure, so that the suction cups 439 can suck the workpiece, meanwhile, the suction cups 439 can suck different parts of the circuit board, so that the workpiece can be stably and reliably clamped, if the circuit board comprises a large number of electronic components, if the suction cups 439 suck the circuit board, a larger suction force is needed, the circuit board can be prevented from falling off from the suction cups 439 while the circuit board is sucked, and if the suction force does not meet the requirement of sucking the circuit board, when the plurality of suckers 439 are adopted for adsorption, workpieces are adsorbed from a plurality of positions at the same time, so that the adsorption force of each sucker 439 is reduced, and the plurality of suckers 439 can ensure that the circuit board cannot fall off due to the fact that most suckers 439 adsorb the circuit board under the condition that a few suckers 439 do not adsorb the circuit board; and the large suction force of the single suction cup 439 causes the pressure difference between the contact position of the suction cup 439 and the circuit board and the external pressure to be larger, so that the contact position of the suction cup 439 and the circuit board is easily damaged.

In a preferred embodiment, the movable clamping jaw 430 further comprises an electromagnetic valve and a port, an air channel 4371 is formed in the clamping jaw plate 437, the port is connected with the air channel 4371, the suction cups 439 are arranged on the air channel 4371, and the port and the suction cups 439 are arranged on two sides of the air channel 4371; the interface is connected with the electromagnetic valve, the electromagnetic valve is connected with the vacuum generator 432, the electromagnetic valve is arranged on the air channel 4371 through the suckers 439, the air channel 4371 is provided with a plurality of suckers 439, one side of the air channel 4371 is provided with the interface, the interface is arranged on one surface of the clamping jaw plate 437 opposite to the suckers 439, the air channel 4371 is arranged between the interface and the suckers 439, the interface is conveniently connected to the electromagnetic valve, the suckers 439 on the clamping jaw plates 437 on two sides can be controlled to work in a staggered mode through the electromagnetic valve, a double-station processing mode is realized, only one side of the clamping jaw plate 437 works in one time period in the clamping jaw plates 437 on two sides, the vacuum generator 432 only needs to provide the suction force of the sucker.

In another preferred embodiment, air passages 4371 are formed in two adjacent sides of the clamping jaw plate 437, so that the air passages 4371 on two adjacent sides are communicated with each other, a connector is installed at the intersection of the air passages 4371, the suction cup 439 is installed on the air passages 4371, the suction cup 439 is arranged between the two connectors of the connector, the electromagnetic valve is a reversing electromagnetic valve, the opening and closing of the connector is controlled through the electromagnetic valve, part of the suction cup 439 is controlled to work, the working freedom degree of the suction cup 439 is higher, and a user can control the required suction cup 439 to work according to requirements.

In a preferred embodiment, the solenoid valves include a first solenoid valve 433 and a second solenoid valve 434, the ports include a first port 438 and a second port 4381, the second port 4381 is connected to the air channel 4371 near the clamping jaw plate 437, the second port 4381 is connected to the second solenoid valve 434, and the first port 438 is connected to the first solenoid valve 433; the number of air passages 4371 on any one of the clamping jaw plates 437 is not less than two, so that the number of the first interfaces 438 is not less than one, the movable clamping jaw 430 further comprises a shunt 436, the shunt 436 is arranged between the first solenoid valve 433 and the first interfaces 438, so that the first solenoid valve 433 is connected with the first interfaces 438, the operation of the second solenoid valve 434 is controlled, when the volume of the circuit board is smaller, the second solenoid valve 434 is controlled, so that no suction force exists at the second interfaces 4381, and when the workpiece is a large circuit board, the operation of the second solenoid valve 434 is controlled, so that the suction cups 439 on the air passages 4371 where the second interfaces 4381 and the first interfaces 438 are located work to adsorb the circuit board at the same time, and the reserved suction cups 439 are controlled by the second solenoid valve 434, so that the feeding clamping jaw can conveniently clamp circuit boards; the first port 438 is disposed on the same side of the jaw plate 437, and the shunt 436 is installed on a side close to the first port 438, so that the shunt 436 is located at a short distance from the first port 438, and since there are a plurality of first ports 438, if the shunt 436 is located at a long distance from the first port 438, an error is likely to occur during connection, and when the distance is increased, the connection position can be checked quickly, thereby facilitating connection.

In a preferred embodiment, the vertical driving member 431 includes a fixing plate 4311, a motor 4314, a lead screw, the motor 4314 is mounted on the fixing plate 4311, the motor 4314 is connected with the lead screw, the jaw plate 437 is connected with the connecting frame 435, and the connecting frame 435 is connected with the lead screw, so that the jaw plate 437 slides axially along the lead screw; one side surface of the fixing plate 4311 is provided with a sliding rail, the connecting frame 435 on the clamping jaw plate 437 on one side is in sliding connection with the sliding rail, the screw rod is connected with the connecting frame 435 on the clamping jaw plate 437 on the side, the vertical driving piece 431 further comprises a connecting plate 4315, the connecting frames 435 of the clamping jaw plates 437 on two sides are connected through the connecting plate 4315, and the clamping jaw plate 437 on one side is driven to move through the screw rod to realize synchronous movement of the clamping jaw plates 437 on two sides.

As shown in fig. 19 and 20, the horizontal movement mechanism includes a longitudinal driving member 410 and a horizontal driving member 420, the horizontal driving member 420 is mounted on the longitudinal driving member 410, so that the horizontal driving member 420 slides along the X-axis direction, the movable clamping jaw 430 is mounted on the horizontal driving member 420, so that the movable clamping jaw 430 slides along the Y-axis direction, and the movement of the clamping jaw plate 437 in the three-axis direction is realized, so that the clamping jaw plate 437 is convenient for taking and loading, and the fine adjustment of the clamping jaw plate 437 is convenient, so that the position for clamping and placing the circuit board is more accurate

As shown in fig. 21, in a preferred embodiment, an upper mounting plate 4312 and a lower mounting plate 4313 are mounted on a fixing plate 4311 of the vertical driving member 431, the distance between the upper mounting plate 4312 and the lower mounting plate 4313 is close to the width of the horizontal driving member 420, the upper mounting plate 4312 and the lower mounting plate 4313 are mounted close to two sides of the horizontal driving member 420, and the upper mounting plate 4312 and the lower mounting plate 4313 are slidably connected to the horizontal driving member 420, so that the weight of the movable clamping jaw 430 is large due to the large number of components contained in the movable clamping jaw 430, and the weight is dispersed by the upper mounting plate 4312 and the lower mounting plate 4313, so that the force applied to the upper mounting plate 4312 and the lower mounting plate 4313 is reduced, thereby reducing the.

In a preferred embodiment, the horizontal motion mechanism further comprises a guide 440, the guide 440 is disposed in parallel with the longitudinal driving member 410, the transverse driving member 420 is slidably connected to the guide 440, the guide 440 is provided with a track, the track is provided with a sliding block, and the sliding block is fixedly connected to the transverse driving member 420 to limit the motion track of the transverse driving member 420.

For convenience, the jaw plate 437 includes a jaw plate 437 and a suction cup 439 mounted on the jaw plate 437, the jaw plate 437 is driven by a longitudinal driving member 410, a transverse driving member 420 and a vertical driving member 431 to move in three axes, wherein, during the movement, the suction cup 439 can be normally used, in the utility model, in order to reduce the volume of the hot melting machine, the distance between the two jaw plates 437 is the same as the distance between the two hot melting device bodies 200, the stroke of the jaw plate 437 is smaller, the jaw plate 437 sucks the workpiece and mainly depends on the flow line group 340 to move to the position under the jaw plate 437, the jaw plate 437 moves in the Z axis direction, sucks the workpiece on the flow line 3411 close to the hot melting device body 200, the jaw plate 437 moves to the position above the jig body 240, and moves the workpiece into the jig body 240 and then moves out of the hot melting device body 200, at this time, the hot melting device body 200 on this side starts to work, the assembly line 340 moves close to the hot melting device body 200 on the other side, the clamping jaw plate 437 on the other side sucks a workpiece on the other assembly line 3410 to be placed into the hot melting device body 200 on the other side, after the hot melting device body 200 on the other side is placed, the hot melting device body 200 which works before finishes hot melting, at the moment, the assembly line 340 moves back to the previous side, the clamping jaw plate 437 takes out the machined workpiece to be placed on the assembly line 3411, the assembly line 340 moves to enable the assembly line 3411, the material inlet 350 and the material outlet 360 to be in the same straight line, the machined workpiece is conveyed out, the workpiece with machining is conveyed in, the assembly line 340 moves back to one side of the hot melting device body 200 which stops working, the clamping jaw plate 437 sucks the workpiece to be placed into the hot melting device body 200, the assembly line 340 moves to the hot melting device body 200 on the other side to repeat the above work, and the idle time, the assembly line group 340 and the clamping jaw plate 437 serve the hot melting device body 200 on the other side, and processing time is fully utilized, so that the hot melting machine improves working efficiency while considering the volume.

The utility model provides a multi-station hot melting machine, which adopts a plurality of hot melting device bodies, clamping jaw plates are arranged on two sides of a vertical driving piece, and a movable clamping jaw feeds materials for the hot melting device bodies, thereby improving the production efficiency; the assembly line group which reciprocates between the hot melting device bodies on the two sides is adopted to supply materials to the movable clamping jaw, so that the movement stroke of the movable clamping jaw in the horizontal direction is shortened, the distance of the opposite hot melting device bodies is shortened, the size of the whole hot melting machine is reduced, the production efficiency is improved, and the miniaturization of the hot melting machine is considered; limiting the movement distance of the assembly line by using the blocking block; the vertical driving piece drives the clamping jaw plate to be close to the workpiece, the vacuum generator is used for generating negative pressure, the sucker is enabled to adsorb the workpiece, the sucker is utilized to adsorb different parts of the workpiece, the workpiece is clamped stably and reliably, meanwhile, the sucker adsorbs the workpiece from different positions simultaneously, the suction force required by each position is reduced, and the air consumption of the vacuum generator is reduced; the second electromagnetic valve is used for controlling the second interface to work, when small workpieces are machined, the second electromagnetic valve is closed, so that the air passage connected with the second interface is free from negative pressure, the sucking disc connected to the air passage does not work, the sucking disc is saved, and the workpieces with different sizes can be conveniently produced; the clamping jaw can conveniently move in three directions by utilizing the longitudinal driving piece, the transverse driving piece and the movable clamping jaw, so that the clamping jaw can conveniently take materials and feed materials; the movable clamping jaws are supported by the upper mounting plate and the lower mounting plate, and the weight of the movable clamping jaws is dispersed to the upper mounting plate and the lower mounting plate, so that the movable clamping jaws are not easy to damage; the hot melting assembly is contacted with the heat conduction layer of the forming sheet by utilizing the forming sheet, the heat generated by the hot melting assembly is conducted to the circuit board by the forming sheet in a heat transfer mode, so that the circuit board is heated, when the temperature of the circuit board rises, the heat transfer efficiency is reduced, partial heat of the hot melting assembly contacted with the heat conduction layer is gathered, the temperature of the contact part is continuously raised, the contact part corresponds to a part needing hot melting forming on the circuit board, and therefore, the circuit board can be simultaneously preheated and hot melted by the contact of the hot melting assembly and the forming sheet, other heating steps of the circuit board are omitted, errors caused by control of preheating and hot melting by controlling the temperature of the hot melting head step by monitoring the temperature are avoided, the time is saved, the processing steps are simplified, the use of parts; the heat preservation layer fixing sleeve and the heat preservation layer are used for storing heat generated by the hot melting assembly in the heat preservation layer, the internal temperature drop speed is slowed down through the heat preservation layer, the circuit board is heated in an auxiliary mode, the circuit board is heated by waste heat, the heat utilization efficiency is improved, and energy is saved; the molded sheet is connected with the circuit board through the same positioning rod, so that the circuit board is quickly positioned, and the working efficiency is higher; the elastic supporting column is used for connecting the pressure head piece and the first transmission device, so that the pressure head piece elastically presses the circuit board, the buffer effect is achieved, and meanwhile, one side of a spring in the elastic supporting column is connected with the ball plunger, the fatigue of the spring is reduced, and the service life of the spring is prolonged; utilize the air knife to cool down hot melt circuit board, the utility model discloses production efficiency is high, uses reliable and stable, the installation of being convenient for.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the utility model can be smoothly implemented by the ordinary technicians in the industry according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations made by the above-described technology can be made without departing from the scope of the present invention, and all such changes, modifications and variations are equivalent embodiments of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.

Claims (10)

1. A multistation hot melt machine which characterized in that: comprises a shell (100) for protecting the internal structure, at least two hot melting device bodies (200) and a feeding assembly (400); wherein,

the feeding assembly (400) comprises a plurality of movable clamping jaws (430); the movable clamping jaw (430) comprises a moving part and a clamping jaw, the moving part drives the clamping jaw to move, the clamping jaw moves and clamps a workpiece to be hot-melted and then puts the workpiece into the hot melting device body (200), and the clamping jaw clamps the workpiece to be hot-melted and then moves and puts the workpiece to be hot-melted into the other melting device body (200).

2. A multi-station hot-melt machine, as claimed in claim 1, wherein: the hot melting device is characterized by further comprising a production line assembly (300), wherein the production line assembly (300) comprises a driver, a production line (3411) and a feeding port (350), the driver drives the production line (3411) to move between the melting device bodies (200), workpieces move to the production line (3411) from the feeding port (350), and the production line (3411) is used for feeding the melting device bodies (200).

3. A multi-station hot-melt machine, as claimed in claim 2, wherein: the assembly line assembly (300) comprises a discharge port (360), the movable clamping jaw (430) takes out the workpieces subjected to hot melting in the hot melting device body (200) and moves to the assembly line (3411), and the workpieces subjected to hot melting move out of the assembly line (3411) through the discharge port (360).

4. A multi-station hot-melt machine, as claimed in claim 3, wherein: the assembly line subassembly (300) is still including base plate (310), cylinder (320), through two assembly line (3411) constitutes assembly line group (340), the notch has been seted up on base plate (310), install slider (330) in the notch, slider (330) with cylinder (320) are connected, slider (330) with notch sliding connection, through slider (330) with assembly line group (340) are connected, make assembly line group (340) slide on base plate (310), pan feeding mouth (350), discharge gate (360) fixed mounting be in on base plate (310), pan feeding mouth (350), discharge gate (360) position are corresponding, pan feeding mouth (350), discharge gate (360) set up assembly line group (340) both ends.

5. A multi-station hot-melt machine, as claimed in claim 1, wherein: the moving part comprises a vertical driving part (431), the clamping jaw comprises a clamping jaw plate (437), a vacuum generator (432) and a suction cup (439), the clamping jaw plate (437) is arranged on two sides of the vertical driving part (431), and the clamping jaw plate (437) is fixedly connected with the movable end of the vertical driving part (431);

the clamping jaw plate (437) is provided with a plurality of suction cups (439), and the vacuum generator (432) is connected with the suction cups (439) to provide suction force for the suction cups (439) to adsorb workpieces;

the vertical driving member (431) drives the jaw plate (437) to move in a vertical direction, and a negative pressure is generated by the vacuum generator (432), so that the suction cups (439) adsorb workpieces.

6. A multi-station hot-melt machine, as claimed in claim 5, wherein: the feeding assembly (400) further comprises a horizontal movement mechanism, the horizontal movement mechanism comprises a longitudinal driving piece (410) and a transverse driving piece (420), the longitudinal driving piece (410) drives the transverse driving piece (420) to move, and the transverse driving piece (420) drives the vertical driving piece (431) to move; the horizontal movement mechanism further comprises a guide piece (440), the guide piece (440) and the longitudinal driving piece (410) are arranged in parallel, the transverse driving piece (420) is connected with the guide piece (440) and the longitudinal driving piece (410), a clamping jaw (430) is moved between the hot melting device bodies (200) conveniently, and the guide piece (440) and the longitudinal driving piece (410) are fixedly installed on the hot melting device bodies (200).

7. A multi-station hot-melt machine, as claimed in claim 6, wherein: an upper mounting plate (4312) and a lower mounting plate (4313) are mounted on the vertical driving piece (431), and the upper mounting plate (4312) and the lower mounting plate (4313) are mounted at two sides close to the transverse driving piece (420).

8. A multi-station hot-melt machine, as claimed in claim 1, wherein: the hot melting device body (200) comprises a jig body (240), a pressing and holding assembly (220) and a hot melting assembly (230), wherein the pressing and holding assembly (220) moves relative to the jig body (240), and the hot melting assembly (230) moves relative to the jig body (240), so that the pressing and holding assembly (220), the hot melting assembly (230) and the jig body (240) are folded to perform hot melting processing on a workpiece.

9. A multi-station hot-melt machine, as claimed in claim 8, wherein: the jig body (240) comprises a bearing plate (241) for loading a workpiece and a forming sheet (243) for hot-melting a connecting port of a formed circuit board;

the forming sheet (243) comprises a heat conduction layer (2432) for conducting heat and a sizing layer (2431) for hot-melting a formed workpiece, the forming sheet (243) is installed on the bearing plate (241), and the hot-melting component (230) is arranged on one surface close to the heat conduction layer (2432); be close to be provided with on the one side of design layer (2431) press holding assembly (220), through hot melt subassembly (230) heat shaping thin slice (243), press holding assembly (220) with the work piece fix loading board (241).

10. A multi-station hot-melt machine, as claimed in claim 9, wherein: the shaping layer (2431) is provided with a shaping hole (24311) which is consistent with the shaping shape, and the heat conduction layer (2432) is attached to one side of the shaping hole (24311).

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