Chip mounter material changing device

Abstract

The present invention relates to the technical field of chip placement machines, and discloses a material changing device for a chip placement machine. The material changing device for the chip placement machine includes a material head device and a material belt connecting device. The grabbing component is used to grab the new material tray, and the rotating driving component is used to drive the new material tray to rotate; the clamping head assembly is used to clamp the end of the new material belt in the new material tray, the shearing component is used to shear the new material belt, and the material head conveying assembly is used to clamp the end of the sheared new material belt and carry the end of the new material belt to move; the conveying track is provided with a splicing station, the material head conveying assembly drives the end of the new material belt to be conveyed to one end of the splicing station, and the other end of the splicing station carries the old material belt; the material film supply assembly is used to supply the material film component, and the material film component includes a protective film and a plurality of splicing films provided on the protective film; the label stripping assembly is used to separate the splicing film and the protective film; the splicing assembly is used to adsorb the splicing film after separation, and the splicing assembly is used to connect the connecting position of the new material belt and the old material belt through the splicing film.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of chip mounter, and particularly relates to a chip mounter material changing device. BACKGROUND

[0002] In the material supply process of an SMT (Surface Mount Technology) chip mounter, the traditional material changing and receiving operation is manually performed by an operator. The operator needs to pause production when the material disc is used up according to the prompt of the machine, manually take down the old material disc, and replace it with a new material disc. Then, the connection of the new and old material belts is completed through steps such as manually poking the belt head, cutting off the excess belt and film, and the like. This process not only consumes time and effort, but also requires high skills of the operator, and any slight mistake may cause production interruption or product defects. In addition, manual material changing and receiving also limits the production efficiency of the chip mounter, and it is difficult to meet the production demand of large scale and high efficiency.

[0003] Therefore, there is an urgent need for a chip mounter material changing device to solve the above problems. SUMMARY

[0004] Based on the above, the purpose of the present application is to provide a chip mounter material changing device, which realizes automatic connection of new and old material belts of the chip mounter, and realizes automatic material disc changing, improves the automation degree of production, realizes rapid and accurate material changing and receiving, and improves production efficiency and reduces labor cost.

[0005] To achieve the above purpose, the present application adopts the following technical scheme:

[0006] A chip mounter material changing device, comprising:

[0007] A material head searching device, comprising a grabbing assembly, a material head clamping assembly, a shearing assembly and a material head conveying assembly, the grabbing assembly comprising a first displacement driving part, a grabbing part provided at the output end of the first displacement driving part and a rotating driving part, the grabbing part being used for grabbing a new material disc, and the rotating driving part being used for driving the new material disc to rotate; the material head clamping assembly being used for clamping an end portion of a new material belt in the new material disc, the shearing assembly being used for shearing the new material belt, and the material head conveying assembly being used for clamping the end portion of the sheared new material belt and moving the end portion of the new material belt;

[0008] The tape connecting device comprises a support and a conveying track, a tape film feeding assembly, a label stripping assembly and a tape receiving assembly arranged on the support. The conveying track is provided with a tape receiving station. The tape head conveying assembly carries the end of the new tape to one end of the conveying track. The rotating driving component drives the new tape disc to rotate so that the end of the new tape moves to one end of the tape receiving station. The other end of the tape receiving station carries the old tape. The tape film feeding assembly is used to feed a tape film component. The tape film component comprises a protective film and a plurality of tape receiving films arranged on the protective film. The label stripping assembly is used to separate the tape receiving films and the protective film. The tape receiving assembly is used to adsorb the separated tape receiving films. The tape receiving assembly is used to connect the joint position of the new tape and the old tape through the tape receiving films.

[0009] As a preferred technical scheme of the patch machine tape changing device, the tape head assembly comprises a first driving member, a first claw and a second claw. The first driving member is drivingly connected to the first claw and the second claw. The first driving member is used to drive the first claw and the second claw to open and close. The top end of the first claw is higher than the top end of the second claw. The first displacement driving component can move the new tape disc above the tape head assembly. The top end of the first claw can be fitted in the new tape in the new tape disc. The rotating driving component drives the new tape disc to rotate so that the end of the new tape can move between the first claw and the second claw under the guidance of the first claw.

[0010] As a preferred technical scheme of the patch machine tape changing device, the shearing assembly comprises a second displacement driving component and a shearing component. The second displacement driving component is drivingly connected to the shearing component and can drive the shearing component to move in a first direction,

[0011] The first displacement driving component can drive the new tape disc to move in a third direction so that a shearing station is formed between the new tape disc and the tape head assembly. The second displacement driving component can drive the shearing component to move to the shearing station. The shearing assembly can shear the new tape.

[0012] As a preferred technical scheme of the patch machine tape changing device, the shearing assembly further comprises a tape winding component. The second displacement driving component is drivingly connected to the tape winding component. The tape winding component comprises a third driving member and two spaced apart winding rods. The third driving member is drivingly connected to the two winding rods so that the two winding rods are wound around each other.

[0013] The second displacement driving component can drive the shearing component to move to the shearing station so that the new tape is located between the two winding rods.

[0014] As a preferred technical scheme of the patch machine material changing equipment, the material roll component further comprises a stop block, the second displacement driving component is provided with a fixing seat, the stop block is rotationally connected to the fixing seat, the stop block is provided with a plurality of through holes, and the two roll rods are respectively arranged in the through holes.

[0015] As a preferred technical scheme of the patch machine material changing equipment, the material head conveying assembly comprises a third displacement driving component and a clamping component, the third displacement driving component is drivingly connected to the clamping component, and is used for driving the clamping component to move between the shearing assembly and the new material disc, the clamping component comprises a fourth driving member, a sixth driving member and two fixed clamping jaws, the sixth driving member is drivingly connected to the fourth driving member, the sixth driving member is used for driving the fourth driving member to rotate, and the fourth driving member is drivingly connected to the two fixed clamping jaws, so that the two fixed clamping jaws are close to or away from each other.

[0016] As a preferred technical scheme of the patch machine material changing equipment, the label stripping assembly comprises a label stripping block, a waste material wheel and a seventh driving member, the seventh driving member is arranged on the support, the seventh driving member is drivingly connected to the waste material wheel, the seventh driving member is used for driving the waste material wheel to rotate, one side of the label stripping block close to the material receiving assembly is provided with a label stripping edge, the waste material wheel is located on a side of the label stripping block away from the label stripping edge, and the protective film is arranged on the waste material wheel after passing through the label stripping edge of the label stripping block, so that the material receiving film and the protective film are separated.

[0017] As a preferred technical scheme of the patch machine material changing equipment, the material receiving assembly comprises a fourth displacement driving component and an adsorption component, the adsorption component comprises a material adsorption position and a pressure bonding position, when the adsorption component is located at the material adsorption position, the separated material receiving film moves to the lower side of the adsorption component, and the adsorption component can adsorb the material receiving film; when the adsorption component is located at the pressure bonding position, the adsorption component can press bond the material receiving film to the joint position of the new material belt and the old material belt.

[0018] The fourth displacement driving component is used for driving the adsorption component to move between the material adsorption position and the pressure bonding position.

[0019] As a preferred technical scheme of the patch machine material changing equipment, the adsorption component comprises:

[0020] A front label adsorption block, an output end of the fourth displacement driving component is provided with a connecting plate, and the front label adsorption block is slidingly connected to the connecting plate in the Z direction; the bottom of the front label adsorption block can adsorb the material receiving film, and a first elastic member is arranged between the top of the front label adsorption block and the connecting plate.

[0021] A rear suction block is slidably connected to the connecting plate along the Z direction; a second elastic member is arranged between the top of the rear suction block and the connecting plate;

[0022] When the suction component is located at the crimping position, the front suction block crimps part of the connecting film to the joint position of the new material tape and the old material tape; the rear suction block folds the part of the connecting film that is not arranged above the joint position of the new material tape and the old material tape, so as to fold the connecting film below the new material tape and the old material tape.

[0023] As a preferred technical solution of the patch machine material changing device, the connecting assembly further comprises an eighth driving member and a connecting film folding push block, the connecting film folding push block is provided with a connecting film folding blade, a gap is arranged between the joint position of the new material tape and the old material tape and the conveying track, and the connecting film folding blade is flush with the gap;

[0024] The eighth driving member is drivingly connected to the connecting film folding push block, and the eighth driving member is used to drive the connecting film folding blade to move in the direction close to the gap, so as to push the folding position of the connecting film into the gap.

[0025] The patch machine material changing device provided by the application has the following beneficial effects:

[0026] The patch machine material changing device provided by the application has the following beneficial effects: BRIEF DESCRIPTION OF DRAWINGS

[0027] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments of the present application will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative effort on the basis of the contents of the embodiments of the present application and the drawings.

[0028] Figure 1 is a structural schematic diagram of the patch machine material changing equipment provided by the specific embodiment of the present application;

[0029] Figure 2 is a structural schematic diagram of the material searching head device provided by the specific embodiment of the present application;

[0030] Figure 3 is a structural schematic diagram of the grabbing assembly provided by the specific embodiment of the present application;

[0031] Figure 4 is a structural schematic diagram of the material clamping head assembly and the shearing assembly provided by the specific embodiment of the present application;

[0032] Figure 5 is a structural schematic diagram of the material head conveying assembly provided by the specific embodiment of the present application;

[0033] Figure 6 is a structural schematic diagram of the material belt connecting device provided by the specific embodiment of the present application;

[0034] Figure 7 is Figure 6 the enlarged view at A;

[0035] Figure 8 is a partial structural schematic diagram of the material receiving assembly provided by the specific embodiment of the present application.

[0036] The drawings are marked as follows:

[0037] 10, material bin; 20, new material disc;

[0038] 1, material searching head device;

[0039] 11, grabbing assembly; 111, first displacement driving part; 112, grabbing part; 113, rotary driving part; 1131, fifth driving piece; 1132, silica gel wheel;

[0040] 12, material clamping head assembly; 121, first driving piece; 122, first picking claw; 123, second picking claw; 124, second visual sensor;

[0041] 13, shearing assembly; 131, second displacement driving part; 1311, fixed seat; 132, shearing part; 1321, second driving piece; 1322, shearing block; 133, coiling part; 1331, third driving piece; 1332, coiling rod; 1333, stop block; 134, first visual sensor;

[0042] 14, tail conveying assembly; 141, third displacement driving part; 142, clamping part; 1421, fourth driving piece; 1422, fixed clamping jaw; 1423, sixth driving piece;

[0043] 2, material belt connecting device;

[0044] 21, support;

[0045] 22, conveying track;

[0046] 23, material film supplying assembly; 231, rotating disc;

[0047] 24, label peeling assembly; 241, label peeling block; 2411, label peeling blade; 242, waste wheel; 243, seventh driving piece;

[0048] 25, material receiving assembly; 251, fourth displacement driving part; 2511, connecting block; 25111, stop boss; 252, adsorbing part; 2521, front adsorbing block; 2522, rear adsorbing block; 2523, hooking rod; 253, folded material film pushing block; 2531, folding blade;

[0049] 26, visual detection assembly;

[0050] 3, AGV. DETAILED DESCRIPTION

[0051] The application will be further described below in conjunction with the drawings and embodiments. It can be understood that the specific embodiments described herein are only used to explain the application, and not to limit the application. In addition, it should be noted that, for the convenience of description, only the parts related to the application are shown in the drawings, not all the structures.

[0052] In the description of the application, unless otherwise explicitly specified and limited, the terms "connected", "connected", "fixed" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the application can be understood according to the specific circumstances.

[0053] In the present application, unless otherwise explicitly specified and limited, the first feature is "on" or "under" the second feature can include that the first and second features are in direct contact, or can include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, the first feature "on", "above" and "over" the second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the first feature is higher in horizontal height than the second feature. The first feature "under", "below" and "underneath" the second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the first feature is lower in horizontal height than the second feature.

[0054] In the description of the present embodiment, the terms "upper", "lower", "left", "right", and other orientation or positional relationships shown in the drawings are based on the orientation or positional relationships shown in the drawings, and are only for the convenience of description and simplification of operation, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first" and "second" are only used to distinguish in the description and have no special meaning.

[0055] As shown in Figure 1 , Figure 2 and Figure 6 , the present embodiment provides a patch machine material changing device, which comprises a material head finding device 1 and a material belt connecting device 2. Specifically, the material head finding device 1 comprises a grabbing assembly 11, a material head clamping assembly 12, a shearing assembly 13 and a material head conveying assembly 14, the grabbing assembly 11 comprises a first displacement driving part 111, a grabbing part 112 provided at the output end of the first displacement driving part 111 and a rotating driving part 113, the grabbing part 112 is used to grab a new material disc 20, and the rotating driving part 113 is used to drive the new material disc 20 to rotate; the material head clamping assembly 12 is used to clamp the end of the new material belt in the new material disc 20, the shearing assembly 13 is used to shear the new material belt, and the material head conveying assembly 14 is used to clamp the end of the sheared new material belt and move the end of the new material belt; the material belt connecting device 2 comprises a support 21 and a conveying track 22 provided on the support 21, a material film supplying assembly 23, a label peeling assembly 24 and a material receiving assembly 25; the conveying track 22 is provided with a material receiving station, the material head conveying assembly 14 drives the end of the new material belt to be conveyed to one end of the material receiving station, and the other end of the material receiving station carries an old material belt; the material film supplying assembly 23 is used to supply a material film part, the material film part comprises a protective film and a plurality of material receiving films provided on the protective film; the label peeling assembly 24 is used to separate the material receiving film and the protective film; the material receiving assembly 25 is used to adsorb the separated material receiving film, and the material receiving assembly 25 is used to connect the connection position of the new material belt and the old material belt by the material receiving film.

[0056] When the tray of the chip mounter needs to be replaced, the first displacement driving part 111 drives the grabbing part 112 to move above the magazine 10, the grabbing part 112 grabs the new tray 20 in the magazine 10, then the first displacement driving part 111 drives the grabbing part 112 to move above the clamping head assembly 12, the clamping head assembly 12 clamps the end of the new material tape in the new tray 20, then the first displacement driving part 111 drives the grabbing part 112 to move away from the clamping head assembly 12, the shearing assembly 13 shears the new material tape, cuts off the excess lead tape, film and empty new material tape on the new material tape, the head conveying assembly 14 clamps the end of the sheared new material tape and carries the end of the new material tape to one end of the conveying track 22, the rotary driving part 113 drives the new tray 20 to rotate, so that the end of the new material tape moves to one end of the receiving station, the other end of the receiving station carries the old material tape on the old tray, at this time, one end of the old material tape is still running on the chip mounter, the chip mounter does not need to stop, and the other end of the old material tape is located on the receiving station to be connected. Then, the material film supply assembly 23 supplies the material film part, the label stripping assembly 24 separates the receiving film and the protective film, the separated receiving film is adsorbed by the receiving assembly 25, and the receiving assembly 25 connects the connection position of the new material tape and the old material tape through the receiving film. Finally, the first displacement driving part 111 installs the new tray 20 on the chip mounter. The embodiment realizes automatic connection of the new material tape and the old material tape of the chip mounter, and realizes automatic replacement of the tray, improves the degree of automation of production, realizes rapid and accurate replacement and receiving of materials, and improves production efficiency and reduces labor cost.

[0057] It should be noted that the end of the old material tape is transported to the receiving station by the mechanical hand, which is a prior art and will not be described here.

[0058] Further, as Figures 1-5As shown, the material clamping head assembly 12 comprises a first driving member 121, a first claw 122 and a second claw 123, the first driving member 121 is drivingly connected to the first claw 122 and the second claw 123, the first driving member 121 is used to drive the first claw 122 and the second claw 123 to open and close, the top end of the first claw 122 is higher than the top end of the second claw 123; the first displacement driving part 111 can move the new material disc 20 above the material clamping head assembly 12, the top end of the first claw 122 can be attached to the new material tape in the new material disc 20, and the rotary driving part 113 drives the new material disc 20 to rotate, so that the end of the new material tape can be moved between the first claw 122 and the second claw 123 under the flow guide of the first claw 122. Among them, the first displacement driving part 111 drives the grabbing part 112 to move above the material clamping head assembly 12, at this time, the first driving member 121 drives the first claw 122 and the second claw 123 to open, the top end of the first claw 122 is attached to the new material tape in the new material disc 20, and the rotary driving part 113 drives the new material disc 20 to rotate, when the end of the new material tape moves to the front of the first claw 122, the end of the new material tape moves between the first claw 122 and the second claw 123 under the interference flow guide of the first claw 122, and then the first driving member 121 drives the first claw 122 and the second claw 123 to close, realizing automatic material head finding, reducing labor cost, improving production quality, improving the production efficiency and accuracy of the chip mounter.

[0059] In this embodiment, as shown in the figure, Figure 3 The rotary driving part 113 comprises a fifth driving member 1131 and a silica gel wheel 1132, the fifth driving member 1131 is drivingly connected to the silica gel wheel 1132, and the fifth driving member 1131 is used to drive the silica gel wheel 1132 to rotate. When the grabbing part 112 grabs the new material disc 20, the silica gel wheel 1132 presses the circumferential side wall of the new material disc 20, and when the silica gel wheel 1132 rotates, the silica gel wheel 1132 can drive the new material disc 20 to rotate. In this embodiment, the fifth driving member 1131 is a servo motor. After the grabbing part 112 grabs the new material disc 20, the new material disc 20 can rotate relative to the grabbing part 112, and the grabbing part 112 is a prior art.

[0060] Preferably, as shown in the figure, Figure 4 The material clamping head assembly 12 further comprises a second visual sensor 124, which is used to detect the new material tape between the first claw 122 and the second claw 123. When the second visual sensor 124 detects that there is new material tape between the first claw 122 and the second claw 123, the first driving member 121 drives the first claw 122 and the second claw 123 to clamp the end of the new material tape.

[0061] In this embodiment, the first displacement drive component 111 can drive the grasping component 112 and the rotation drive component 113 to move along the first direction and the third direction, the first direction is the X direction, and the third direction is the Z direction. The first displacement drive component 111 can be coordinated with two linear modules, or the first displacement drive component 111 can be equipped with a robot, wherein the linear module and the robot are both existing technologies and will not be repeated here.

[0062] Preferably, if Figure 4 As shown, the material-finding head device 1 also includes a shearing assembly 13, which includes a second displacement drive component 131 and a shearing component 132. The second displacement drive component 131 is driven and connected to the shearing component 132 and can drive the shearing component 132 to move along the first direction; the first displacement drive component 111 can drive the new material tray 20 to move along the third direction, so that a shearing station is formed between the new material tray 20 and the clamping head assembly 12, and the second displacement drive component 131 can drive the shearing component 132 to move to the shearing station, and the shearing assembly 13 can cut the new material strip. After the clamping head assembly 12 clamps the end of the new material strip, the first displacement drive component 111 drives the new material tray 20 to move along the third direction, forming a shearing station between the new material tray 20 and the clamping head assembly 12, and the second displacement drive component 131 drives the shearing component 132 to move to the shearing station, and the shearing component 132 cuts the new material strip, realizing automated shearing and cutting off excess leader tape, lamination, and empty new material strip on the new material strip. In this embodiment, the second driving member 1321 is a clamping cylinder, and the second displacement driving component 131 can adopt a linear module.

[0063] In this embodiment, the shearing assembly 132 includes a second driver 1321 and two shear blocks 1322. The second driver 1321 is operatively connected to the two shear blocks 1322 to move them toward or away from each other. When the second displacement driver 131 drives the shearing assembly 132 to the shearing station, the two shear blocks 1322 are opened to allow the new material strip to be positioned between the two shear blocks 1322. The second driver 1321 then drives the two shear blocks 1322 toward each other, achieving shearing. In this embodiment, the second driver 1321 is a clamping cylinder.

[0064] Preferably, the shearing assembly 13 further comprises a winding component 133, the second displacement driving component 131 is drivingly connected to the winding component 133, the winding component 133 comprises a third driving piece 1331 and two winding rods 1332 arranged at intervals, the third driving piece 1331 is drivingly connected to the two winding rods 1332 to enable the two winding rods 1332 to wind each other, and the second displacement driving component 131 is capable of driving the shearing component 132 to move to a shearing station to enable a new material strip to be located between the two winding rods 1332. After the second displacement driving component 131 drives the shearing component 132 to move to the shearing station, the new material strip is located between the two winding rods 1332, and then the third driving piece 1331 drives the two winding rods 1332 to wind each other to realize winding of the new material strip until the paper new material strip moves to the shearing component 132. In this embodiment, the shearing station is small, and the excess leading strip, film and empty new material strip on the new material strip can be completely removed, and the equipment size is reduced. In this embodiment, the third driving piece 1331 is a servo motor.

[0065] In this embodiment, the winding component 133 further comprises a stop block 1333, the second displacement driving component 131 is provided with a fixing seat 1311, the stop block 1333 is rotationally connected to the fixing seat 1311, the stop block 1333 is provided with a plurality of through holes, and the two winding rods 1332 are respectively arranged in the through holes. The stop block 1333 is arranged on the fixing seat 1311, so that when the second displacement driving component 131 drives the shearing component 132 to move in the first direction, the stop block 1333 is fixed in the first direction, and when the winding rods 1332 rotate, the winding rods 1332 can drive the stop block 1333 to rotate relative to the fixing seat 1311; when the shearing of the new material strip is completed, the second displacement driving component 131 drives the shearing component 132 to retreat, and the waste materials on the two winding rods 1332 cannot pass through the ribs between adjacent through holes, so that the waste materials can automatically separate from the winding rods 1332 under the interference of the stop block 1333 to realize waste material recycling.

[0066] In this embodiment, the side of the stop block 1333 close to the new material strip is provided with a first visual sensor 134, and the first visual sensor 134 is used to detect the new material strip. When the first visual sensor 134 detects the paper new material strip on the new material strip, the third driving piece 1331 stops driving the winding rods 1332, and the second driving piece 1321 drives the shearing block 1322 to shear the new material strip.

[0067] Preferably, as Figure 5As shown, the material head device 1 further comprises a material head conveying assembly 14, the material head conveying assembly 14 comprising a third displacement driving component 141 and a clamping component 142, the third displacement driving component 141 being drivingly connected to the clamping component 142 for driving the clamping component 142 to move between the shearing assembly 13 and the new material disc 20, the clamping component 142 comprising a fourth driving member 1421, a sixth driving member 1423 and two fixed clamping jaws 1422, the sixth driving member 1423 being drivingly connected to the fourth driving member 1421, the sixth driving member 1423 being configured to drive the fourth driving member 1421 to rotate, the fourth driving member 1421 being drivingly connected to the two fixed clamping jaws 1422 to make the two fixed clamping jaws 1422 approach or move away from each other. When the shearing station is formed between the new material disc 20 and the material head clamping assembly 12, the third displacement driving component 141 drives the clamping component 142 to move between the shearing assembly 13 and the new material disc 20, after the first visual sensor 134 detects the new material tape on the new material tape, the fourth driving member 1421 drives the two fixed clamping jaws 1422 to approach each other to clamp the new material tape, and then the shearing of the new material tape is performed, at this time, the new material tape sheared by the new material disc 20 is clamped by the material head conveying assembly 14, and the end of the new material tape is in a vertical state, then the sixth driving member 1423 drives the fourth driving member 1421 to rotate, so that the end of the new material tape is switched from the vertical state to the horizontal state, the third displacement driving component 141 carries the end of the new material tape to move to one end of the conveying track 22, then the fourth driving member 1421 drives the two fixed clamping jaws 1422 to move away from each other to release the new material tape, and the rotary driving component 113 drives the new material disc 20 to rotate to move the end of the new material tape to one end of the receiving station. In the embodiment, the fourth driving member 1421 is a clamping cylinder, and the sixth driving member 1423 is a rotary cylinder.

[0068] In the embodiment, the third displacement driving component 141 is capable of driving the grabbing component 112 and the rotary driving component 113 to move in the second direction and the third direction, the second direction being the Y direction, and the first direction, the second direction and the third direction being perpendicular to each other. The third displacement driving component 141 can adopt two linear modules.

[0069] Further, the material film supply assembly 23 comprises a rotating disc 231, the rotating disc 231 being rotationally connected to the support 21, and the material film component being wound on the rotating disc 231, so that the continuous supply of the material film component is realized when the rotating disc 231 rotates.

[0070] Further, as shown in FIG. 1, the material film supply assembly 23 comprises a rotating disc 231, the rotating disc 231 being rotationally connected to the support 21, and the material film component being wound on the rotating disc 231, so that the continuous supply of the material film component is realized when the rotating disc 231 rotates. Figure 6 and Figure 7As shown, the stripping assembly 24 comprises a stripping block 241, a waste wheel 242 and a seventh driving member 243, the seventh driving member 243 is arranged on the support 21, the seventh driving member 243 is drivingly connected to the waste wheel 242, the seventh driving member 243 is used to drive the waste wheel 242 to rotate, the stripping block 241 is provided with a stripping blade 2411 on the side close to the material receiving assembly 25, the waste wheel 242 is located on the side of the stripping block 241 away from the stripping blade 2411, and the protective film winds around the waste wheel 242 after passing through the stripping blade 2411 of the stripping block 241, so that the material film and the protective film are separated. In the embodiment, the waste wheel 242 and the rotating disc 231 are both located on the side of the stripping block 241 away from the stripping blade 2411, and the waste wheel 242 is located below the stripping block 241, the protective film winds around the waste wheel 242 in sequence after passing through the rotating disc 231 and the stripping blade 2411 of the stripping block 241, when the seventh driving member 243 drives the waste wheel 242 to rotate, the waste wheel 242 can pull the protective film, realizing continuous supply of the material film component, when the protective film passes through the stripping blade 2411, the protective film is reversely conveyed, the hardness of the material film is greater than that of the protective film, so the material film will not be reversely folded, and the material film continues to be conveyed forward, realizing separation of the material film from the protective film. In the embodiment, the seventh driving member 243 is a servo motor.

[0071] Further, as shown in Figures 6-8 The material receiving assembly 25 comprises a fourth displacement driving component 251 and a suction component 252, the suction component 252 comprises a material suction position and a pressure bonding position, when the suction component 252 is located at the material suction position, the separated material film moves to the lower side of the suction component 252, and the suction component 252 can suck the material film; when the suction component 252 is located at the pressure bonding position, the suction component 252 can press the material film to the joint position of the new material tape and the old material tape; the fourth displacement driving component 251 is used to drive the suction component 252 to move between the material suction position and the pressure bonding position. When working, the fourth displacement driving component 251 first drives the suction component 252 to move to the material suction position, the separated material film moves to the lower side of the suction component 252, the suction component 252 sucks the material film, then the fourth displacement driving component 251 first drives the suction component 252 to move to the pressure bonding position, the suction component 252 press-bonds the material film to the joint position of the new material tape and the old material tape, and the suction component 252 stops sucking.

[0072] In this embodiment, the adsorption component 252 includes a front suction block 2521, and the output end of the fourth displacement driving component 251 is provided with a connecting plate, and the front suction block 2521 is slidably connected to the connecting plate in the Z direction; the bottom of the front suction block 2521 can adsorb the material film, and the top of the front suction block 2521 is provided with a first elastic element (not shown in the figure) between the connecting plate. The bottom of the front suction block 2521 can vacuum adsorb the material film, and when receiving the material, the bottom of the front suction block 2521 press-bonds the material film to the connection position of the new material tape and the old material tape, so as to realize the top surface material receiving of the new material tape and the old material tape; at this time, since the top of the front suction block 2521 is provided with the first elastic element between the connecting plate, the front suction block 2521 is in elastic contact when adsorbing the material film in the material receiving position, and the front suction block 2521 press-bonds the new material tape and the old material tape, so as to prevent the front suction block 2521 from pressing the material tape and the material film.

[0073] Further, the adsorption component 252 further includes a rear suction block 2522, and the rear suction block 2522 is slidably connected to the connecting plate in the Z direction; the top of the rear suction block 2522 is provided with a second elastic element (not shown in the figure) between the connecting plate; when the adsorption component 252 is located at the press-bonding position, the front suction block 2521 press-bonds part of the material film to the connection position of the new material tape and the old material tape; the rear suction block 2522 press-folds the part of the material film which is not arranged above the connection position of the new material tape and the old material tape, so as to press-fold the material film to the lower side of the new material tape and the old material tape. In this embodiment, the rear suction block 2522 is located on the side of the front suction block 2521 close to the stripping assembly 24, and in the state that the first elastic element and the second elastic element are not compressed, the bottom surfaces of the front suction block 2521 and the rear suction block 2522 are flush, and the front suction block 2521 and the rear suction block 2522 can jointly adsorb the material film; in the process of press-bonding of the front suction block 2521, the connecting plate is continuously pressed down, at this time, the front suction block 2521 compresses the first elastic element under the stop of the new material tape and the old material tape, and the rear suction block 2522 continues to move downward, so as to stagger the front suction block 2521 and the rear suction block 2522, at this time, the rear suction block 2522 press-folds the part of the material film which is not arranged above the connection position of the new material tape and the old material tape, so as to press-fold the material film to the lower side of the new material tape and the old material tape.

[0074] In this embodiment, the fourth displacement driving component 251 includes a first linear module and a second linear module, the second linear module is connected to the output end of the first linear module, the first linear module is used to drive the second linear module to move in the first direction, the conveying track 22 extends in the second direction, and the connecting block 2511 is arranged at the output end of the second linear module, and the second linear module is used to drive the connecting block 2511 to move in the third direction.

[0075] In this embodiment, the first elastic member and the second elastic member are both springs, and the connecting block 2511 is provided with a stop boss 25111, which is located above the front mark suction block 2521 and the rear mark suction block 2522. The first elastic member is located between the stop boss 25111 and the front mark suction block 2521, and the second elastic member is located between the stop boss 25111 and the rear mark suction block 2522. The front mark suction block 2521 and the rear mark suction block 2522 are also connected with a hooking rod 2523, which is hooked above the stop boss 25111 to ensure that the front mark suction block 2521 and the rear mark suction block 2522 will not separate from the connecting block 2511 under the elastic force of the first elastic member and the second elastic member.

[0076] Furthermore, the material splicing assembly 25 also includes an eighth drive member and a folding film pushing block 253. The folding film pushing block 253 is provided with a folding blade 2531. A gap is provided between the connection position of the new material strip and the old material strip and the conveyor track 22, and the folding blade 2531 is flush with the gap. The eighth drive member is drivingly connected to the folding film pushing block 253 and is used to drive the folding blade 2531 to move in the direction close to the gap to push the folding position of the splicing film into the gap. After the rear suction block 2522 folds the splicing film, the fourth displacement drive component 251 drives the front suction block 2521 and the rear suction block 2522 to rise. At this time, the eighth drive member drives the folding blade 2531 to move in the direction close to the gap to push the folding position of the splicing film into the gap. Finally, the front suction block 2521 presses the new material strip and the old material strip again, so that both sides of the new material strip and the old material strip are connected through the splicing film, completing the splicing. In this embodiment, the eighth driving member may be a telescopic cylinder.

[0077] Preferably, the folding blade 2531 is provided with rounded corners to facilitate the folding blade 2531 to extend into the gap.

[0078] In this embodiment, the strip connection device 2 further includes a visual inspection component 26 for detecting the connection status of the new strip and the old strip. The visual inspection component 26 includes multiple inspection cameras capable of detecting the new strip, the old strip, and the connection status of the new and old strips.

[0079] Preferably, if Figure 1 As shown, the SMT material changing equipment further includes an AGV3 (Automated Guided Vehicle), and the material finding head device 1 and the material belt connecting device 2 are both arranged on the AGV3 to realize the automatic movement of the SMT material changing equipment.

[0080] Note that the above merely describes preferred embodiments of the present application and the principles of the technology applied. Those skilled in the art will understand that the present application is not limited to the specific embodiments described herein, and that various obvious changes, modifications and substitutions can be made to the present application without departing from the scope of the present application. Therefore, although the present application has been described in detail through the above embodiments, the present application is not limited to the above embodiments, and can include more other equivalent embodiments without departing from the concept of the present application, and the scope of the present application is determined by the scope of the claims.

Claims

1. A chip placement machine material changing device, characterized in that: include: A material head finding device (1) comprises a grabbing assembly (11), a clamping head assembly (12), a shearing assembly (13) and a material head conveying assembly (14), wherein the grabbing assembly (11) comprises a first displacement driving component (111) and a grabbing component (112) and a rotation driving component (113) arranged at the output end of the first displacement driving component (111), the grabbing component (112) being used to grab a new material tray (20), and the rotation driving component (113) being used to drive the new material tray (20) to rotate; the clamping head assembly (12) being used to clamp the end of a new material strip in the new material tray (20), the shearing assembly (13) being used to shear the new material strip, and the material head conveying assembly (14) being used to clamp the end of the sheared new material strip and to carry the end of the new material strip to move; A material strip connecting device (2), comprising a bracket (21) and a conveying track (22) arranged on the bracket (21), a material film supply component (23), a label stripping component (24) and a material splicing component (25); the conveying track (22) is provided with a material splicing station, the material head conveying component (14) carries the end of the new material strip to one end of the conveying track (22), the rotating driving component (113) drives the new material tray (20) to rotate so that the end of the new material strip moves to one end of the material splicing station, and the other end of the material splicing station carries the old material strip; the material film supply component (23) is used to supply a material film component, the material film component includes a protective film and a plurality of splicing films arranged on the protective film; the label stripping component (24) is used to separate the splicing film and the protective film; the splicing component (25) is used to adsorb the splicing film after separation, and the splicing component (25) is used to connect the connecting position of the new material strip and the old material strip through the splicing film; The clamping head assembly (12) includes a first driving member (121), a first claw (122) and a second claw (123), the first driving member (121) is drivingly connected to the first claw (122) and the second claw (123), the first driving member (121) is used to drive the first claw (122) and the second claw (123) to open and close, and the top of the first claw (122) is higher than the top of the second claw (123); the first displacement driving member (111) can move the new material tray (20) to the top of the clamping head assembly (12), the top of the first claw (122) can fit the new material belt in the new material tray (20), and the rotation driving member (113) drives the new material tray (20) to rotate so that the end of the new material belt can move between the first claw (122) and the second claw (123) under the guidance of the first claw (122); The material receiving assembly (25) comprises a fourth displacement driving component (251) and an adsorption component (252), the adsorption component (252) comprises a material absorbing position and a pressing position, and the fourth displacement driving component (251) is used to drive the adsorption component (252) to move between the material absorbing position and the pressing position; When the adsorption component (252) is located at the material adsorption position, the separated material splicing film moves to the bottom of the adsorption component (252), and the adsorption component (252) can adsorb the material splicing film; the adsorption component (252) includes a front mark-absorbing block (2521) and a rear mark-absorbing block (2522); when the adsorption component (252) is located at the crimping position, the front mark-absorbing block (2521) crimps part of the material splicing film to the connecting position of the new material strip and the old material strip; the rear mark-absorbing block (2522) presses the part of the material splicing film that is not arranged above the connecting position of the new material strip and the old material strip, so as to press the material splicing film to the bottom of the new material strip and the old material strip; The material splicing assembly (25) further includes an eighth driving member and a folding film pushing block (253), wherein the folding film pushing block (253) is provided with a folding blade (2531), a gap is provided between the connecting position of the new material belt and the old material belt and the conveying track (22), and the folding blade (2531) is flush with the gap; The eighth driving member is drivingly connected to the folding film pushing block (253), and the eighth driving member is used to drive the folding blade (2531) to move in a direction close to the gap, so as to push the folding position of the splicing film into the gap.

2. The chip placement machine refueling equipment according to claim 1, characterized in that: The shearing assembly (13) comprises a second displacement driving component (131) and a shearing component (132), wherein the second displacement driving component (131) is drivingly connected to the shearing component (132) and is capable of driving the shearing component (132) to move along a first direction; The first displacement driving component (111) can drive the new material tray (20) to move along the third direction so that a shearing station is formed between the new material tray (20) and the clamping head assembly (12); the second displacement driving component (131) can drive the shearing component (132) to move to the shearing station, and the shearing assembly (13) can shear the new material strip.

3. The chip placement machine refueling equipment according to claim 2, characterized in that: The shearing assembly (13) further comprises a coiling component (133), the second displacement driving component (131) is drivingly connected to the coiling component (133), the coiling component (133) comprises a third driving component (1331) and two coiling rods (1332) arranged at intervals, the third driving component (1331) is drivingly connected to the two coiling rods (1332) so that the two coiling rods (1332) are wound around each other; The second displacement driving component (131) can drive the shearing component (132) to move to the shearing station so that the new material strip is located between the two rolling rods (1332).

4. The chip placement machine refueling equipment according to claim 3, characterized in that: The coiling component (133) further includes a stop block (1333), the second displacement driving component (131) is provided with a fixed seat (1311), the stop block (1333) is rotatably connected to the fixed seat (1311), the stop block (1333) is provided with a plurality of through holes, and the two coiling rods (1332) are respectively provided in the through holes.

5. The chip placement machine refueling equipment according to claim 2, characterized in that: The material head conveying assembly (14) includes a third displacement driving component (141) and a clamping component (142), wherein the third displacement driving component (141) is drivingly connected to the clamping component (142) and is used to drive the clamping component (142) to move between the shearing assembly (13) and the new material tray (20), and the clamping component (142) includes a fourth driving component (1421), a sixth driving component (1423) and two fixed clamps (1422), wherein the sixth driving component (1423) is drivingly connected to the fourth driving component (1421), and the sixth driving component (1423) is used to drive the fourth driving component (1421) to rotate, and the fourth driving component (1421) is drivingly connected to the two fixed clamps (1422) so that the two fixed clamps (1422) are moved closer to or farther away from each other.

6. The chip placement machine refueling equipment according to claim 1, characterized in that: The label stripping assembly (24) comprises a label stripping block (241), a waste wheel (242) and a seventh driving member (243). The seventh driving member (243) is arranged on the bracket (21) and is drivingly connected to the waste wheel (242). The seventh driving member (243) is used to drive the waste wheel (242) to rotate. A label stripping blade (2411) is provided on a side of the label stripping block (241) close to the material splicing assembly (25). The waste wheel (242) is located on a side of the label stripping block (241) away from the label stripping blade (2411). The protective film passes through the label stripping blade (2411) of the label stripping block (241) and is wound around the waste wheel (242) to separate the splicing film and the protective film.

7. The chip placement machine refueling device according to claim 1, characterized in that: The output end of the fourth displacement driving component (251) is provided with a connecting plate, and the front mark suction block (2521) is connected to the connecting plate in a sliding manner along the Z direction; the bottom of the front mark suction block (2521) is capable of adsorbing the material film, and a first elastic member is provided between the top of the front mark suction block (2521) and the connecting plate; The rear mark-absorbing block (2522) is connected to the connecting plate in a sliding manner along the Z direction; a second elastic member is provided between the top of the rear mark-absorbing block (2522) and the connecting plate.

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