CN209824159U - High-precision component inserter - Google Patents

Abstract

The utility model discloses a high-precision plug-in machine, wherein a plug-in device for clamping a plug-in and inserting the plug-in into a PCB (printed circuit board) and a first detection device are arranged on a rack, the first detection device shoots the pin inserting direction of the plug-in clamped on the plug-in device, and the first detection device comprises a first CCD (charge coupled device) camera; the plug-in device is provided with a second detection device, the second detection device comprises a second CCD camera, the first CCD camera, the second CCD camera and the plug-in device are electrically connected with the controller, and the second detection device can shoot the position of the PCB board needing plug-in. The controller controls the plug-in device to adjust the height, the angle and other postures of the plug-in device in front of the plug-in device according to the shooting information of the first CCD camera, and the controller corrects the position of the plug-in device required according to the PCB information shot by the second CCD camera, so that the plug-in device is controlled to plug in, and the plug-in capability and the precision of the plug-in device are improved.

Description

High-precision component inserter

Technical Field

The utility model relates to an inserter technical field especially relates to an inserter.

Background

Electronic products have become a part of people's life, and the PCB is an important part of the electronic products, and electronic components are also called plug-in components, and plug-in components are needed to be inserted on the PCB. In the process of manufacturing the component inserter, the electronic components to be inserted are generally conveyed to the loading position one by one, and the component inserter holds the electronic components to be inserted on the PCB. In order to realize rapid production, some manufacturers use a production line type method to convey a PCB, and an inserter device leaves electronic elements on the PCB and then performs operations such as welding reinforcement and the like on the next station, which causes that the PCB is difficult to be accurately positioned, the postures of the electronic elements during feeding are different, and the required insertion angle and height of each electronic element are not consistent, resulting in low accuracy of the inserter, so that an inserter with simple structure and high production efficiency is urgently needed, and the accuracy of the inserter can be effectively ensured.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a simple structure, production efficiency is high, can pinpoint and carry out the plug-in components machine of plug-in components.

The utility model provides a technical scheme that its technical problem adopted does:

a high-precision plug-in machine comprises a rack, wherein a plug-in device and a first detection device are arranged on the rack, the plug-in device is used for clamping a plug-in and inserting the plug-in into a PCB, the first detection device can shoot the plug-in direction of the plug-in clamped on the plug-in device, and the first detection device comprises a first CCD camera; but plug-in components device passes through slide rail group slidable mounting in the frame, but the plug-in components device includes the centre gripping group of liftable and centre gripping plug-in components, centre gripping group is rotatable, is equipped with second detection device on the plug-in components device, second detection device includes the second CCD camera, the equal electric connection controller of first CCD camera, second CCD camera and plug-in components device, the second detection device can shoot the position of the needs plug-in components on the PCB board before the plug-in components, centre gripping group can be with the plug-in components cartridge of feed station output on the PCB board of group that promotes.

As an improvement of the above technical scheme, the rack is further provided with a feeding station for conveying the plug-in units and a positioning device for conveying and positioning the PCB, the positioning device comprises a pushing and lifting unit and a conveying rail for conveying the PCB, the pushing and lifting unit is located below the conveying rail, and a pressing plate which is matched with the pushing and lifting unit to press and position the PCB is arranged above the conveying rail; the plug-in device is positioned above the conveying rail.

As an improvement of the above technical solution, the first CCD camera and the feeding station are respectively disposed at two sides of the conveying rail, a lens of the first CCD camera is upward, the first CCD camera can shoot a direction of inserting pins of the card initially held by the card inserting device, the second CCD camera is disposed at one side of the card inserting device near the feeding station, a lens holder is disposed at a lower end of the card inserting device corresponding to the second CCD camera, and an auxiliary lens capable of assisting the second CCD camera in focusing is disposed on the lens holder.

As an improvement of the above technical solution, the clamping set further comprises a hollow driving shaft and a clamping member mounted at a lower end of the driving shaft, and the clamping member is provided with a clamping jaw for clamping the insert.

As above-mentioned technical scheme's improvement, the plug-in components device is including the lift group that is used for controlling centre gripping group to go up and down, the lift group includes the support frame, slidable mounting has the screens component on the support frame, the screens component connection has linear drive device, the centre gripping is organized and is provided with the locking component of cooperation screens component, the locking component can stretch out and block and put in the screens component, screens component accessible locking component drives centre gripping group and goes up and down.

As the improvement of the technical scheme, the clamping component is provided with a clamping position, the locking component comprises a fixed seat arranged on the driving shaft and a clamping pin arranged on the fixed seat in a telescopic mode, the clamping position is arranged on one side opposite to the output end of the clamping pin, and the clamping pin can be inserted into the clamping position.

As an improvement of the above technical solution, the conveying rail comprises a first member for conveying the PCB and a second member for pressing the PCB, and the second member and the first member are arranged in parallel; the push-up group is arranged between the first component and the second component, the first component and the second component are both connected with a pressing component, and the output end of the push-up group can upwards press the PCB conveyed on the first component and the second component on the pressing component.

As an improvement of the technical scheme, the pushing and lifting group comprises a mounting seat mounted on the rack, a plurality of guide posts movably inserted on the mounting seat, a lifting platform arranged at the upper ends of the guide posts, and a lifting mechanism for driving the lifting platform to lift.

The beneficial effects of the utility model are that:

the plug-in device of the plug-in machine comprises a clamping group which can be lifted and can clamp a plug-in, wherein the clamping group can rotate and is suitable for the plug-in requirements of different angles and different heights; initially, the plug-in device clamps the plug-in, the first detection device shoots the direction of inserting pins of the plug-in clamped on the plug-in device, the first detection device feeds back shot information to the controller, the controller controls the plug-in device to adjust the height, the angle and other postures of the plug-in front of the plug-in, the second detection device shoots the position of the plug-in required on the PCB in front of the plug-in, the second detection device feeds back shot information to the controller, the controller corrects the position of the plug-in required, and therefore the plug-in device is controlled to insert, the plug-in capability and precision of the plug-in machine are improved, the plug-in machine is simple in structure, and production efficiency is high.

Drawings

The present invention will be further described with reference to the accompanying drawings and specific embodiments, wherein:

fig. 1 is a first schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic structural diagram ii of the embodiment of the present invention;

fig. 3 is a first schematic structural diagram of a positioning device according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram ii of the positioning device in the embodiment of the present invention;

fig. 5 is a schematic structural diagram of a pushing and lifting group in an embodiment of the present invention;

fig. 6 is a schematic structural view of a pressing member in an embodiment of the present invention;

fig. 7 is a first schematic structural diagram of a plug-in device according to an embodiment of the present invention;

fig. 8 is a second schematic structural diagram of a plug-in device according to an embodiment of the present invention;

fig. 9 is a schematic structural view of a clamping group in an embodiment of the present invention;

fig. 10 is a cross-sectional view of a quick-change coupler in an embodiment of the present invention;

figure 11 is a cross-sectional view of a jaw in an embodiment of the invention;

fig. 12 is a schematic structural diagram of a second detecting device in the embodiment of the present invention.

Detailed Description

Referring to fig. 1 to 12, the utility model discloses a plug-in components machine, including frame 1, the feed station 4 that is used for carrying the plug-in components, be used for carrying and fix a position the positioner 2 of PCB board, cooperate positioner 2 to plug-in components device 3 and the first detection device 6 of PCB board plug-in components, first detection device 6 can be used to shoot the plug-in components's of centre gripping direction of participating in on plug-in components device 3, first detection device 6 includes a CCD camera.

The positioning device 2 comprises a conveying rail 22 for conveying the PCB and a pushing and lifting group 21 capable of compressing and positioning the PCB conveyed by the conveying rail 22, the conveying rail 22 is arranged on the rack 1 in an openable and closable manner and is positioned at the two sides of the pushing and lifting group 21, a compression plate 233 which is matched with the pushing and lifting group 21 to compress and position the PCB is arranged above the conveying rail 22, and the pushing and lifting group 21 is positioned below the plug-in device 3; but plug-in components device 3 passes through slide rail group 5 slidable mounting in frame 1, plug-in components device 3 is provided with liftable and is used for the centre gripping group 32 of centre gripping plug-in components, centre gripping group 32 rotationally sets up on plug-in components device 3, centre gripping group 32 can be with the plug-in components cartridge that feed station 4 exported on pushing up the PCB board on group 21. The plug-in device 3 is provided with a second detection device 7, the second detection device 7 comprises a second CCD camera, the first CCD camera, the second CCD camera and the plug-in device 3 are electrically connected with the controller, the second detection device 7 can shoot the position of the PCB board needing to be plugged in before the plug-in, and the clamping group 32 can plug the plug-in output from the feeding station 4 into the PCB board on the pushing and lifting group 21. When the plug-in machine works, the plug-in device 3 clamps the plug-in, the first CCD camera shoots the plug-in direction of the clamped plug-in on the plug-in device 3, the first CCD camera feeds back shot information to the controller, the controller controls the plug-in device 3 to adjust the height, angle and other postures of the plug-in front of the plug-in, the second CCD camera shoots the position of the plug-in needed on the PCB in front of the plug-in, the second CCD camera feeds back shot information to the controller, and the controller corrects the position of the plug-in needed, so that the plug-in device 3 is controlled to plug in, and the plug-in capacity of the plug-in machine is improved. And the controller can check out whether foreign matters are adhered to the PCB or not and whether the plate type number of the PCB is correct or not according to the information of the PCB shot by the second CCD camera.

The first CCD camera and the feeding station 4 are respectively arranged at two sides of the conveying rail 22, a lens of the first CCD camera faces upwards, the first CCD camera can shoot the inserting direction of the inserted part clamped by the inserting device 3 when the inserted part is initially taken, the second CCD camera is arranged at one side, close to the feeding station 4, of the inserting device 3, a lens frame is arranged at the lower end of the position, corresponding to the second CCD camera, of the inserting device 3, an auxiliary lens 71 and a radiation lamp capable of assisting the second CCD camera to focus are arranged on the lens frame, and the radiation lamp can provide enough illumination so that the second CCD camera can shoot enough clear information.

In this embodiment, the feeding station 4 is disposed at one side of the rack 1, wherein the feeding station 4 includes a material positioning seat for clamping the card by the card inserting device 3 and a positioning groove for locking the external feeding device, and the material positioning seat is connected to an output end of the external feeding device. In order to position accurately, a mechanism for correcting the insert is arranged on the material positioning seat, and details are not described here.

The upper end of the rack 1 is provided with a marble base 11, the slide rail set 5 comprises a longitudinal slide rail 52 installed on the marble base 11 and a transverse slide rail 51 slidably installed on the longitudinal slide rail 52, and the plug-in device 3 is slidably installed on the transverse slide rail 51. Compared with the traditional cushion piece, the marble base 11 can better ensure the stability of the sliding rail set 5 during sliding, and reduce the sliding deviation of the sliding rail set 5 caused by the vibration of the rack 1 or the vibration of the rack 1 caused by the sliding vibration of the sliding rail set 5. In addition, the longitudinal slide rail 52 and the transverse slide rail 51 are common slide rails in the market and are not described in detail here. The longitudinal slide rail 52 comprises two slide rails crossing over the conveying rail 22, and the two slide rails are respectively arranged at two sides of the rack 1; the transverse slide rail 51 comprises slide blocks 511 slidably mounted on the longitudinal slide rail 52 and guide rods 512 spanned between the two slide blocks 511, the plug-in unit 3 is movably sleeved on the guide rods 512, in order to enable the plug-in unit 3 to move accurately, a transmission lead screw 513 is arranged between the two slide blocks 511, and a lead screw sleeve matched with the transmission lead screw 513 is arranged on the plug-in unit 3. A servo motor for driving the driving screw 513 to rotate is arranged on one side of the frame 1, so that the sliding position of the card device 3 on the guide rod 512 can be accurately controlled.

Referring to fig. 1 to 6, the positioning device 2 further includes a bracket 24 disposed on the frame 1, the conveying rail 22 includes a first member 22A fixedly mounted on one side of the bracket 24 and a second member 22B slidably mounted on the bracket 24 and located on the opposite side of the first member 22A, both the first member 22A and the second member 22B can be used for conveying and pressing the PCB, and the second member 22B and the first member 22A finally cooperate to clamp the PCB. For simple and convenient structure, the conveying rail 22 that the both ends that promote group 21 business turn over material set up in this application is the second component 22B and the first component 22A who adopts the same structure, makes the spare part of being convenient for later stage change like this, and the installation of being convenient for is unified to the specification simultaneously also. In this embodiment, the first member 22A and the second member 22B are both capable of transporting PCB boards, and this design is designed to increase fault tolerance when one of the first member 22A and the second member 22B has a problem, and the other is intact and capable of transporting PCB boards. The first member 22A and the second member 22B of promotion group 21 both sides all are equipped with hold-down member 23, and the both ends of hold-down member 23 all are equipped with delivery track 22, adopt such design can make the PCB board can be carried to the delivery track 22 of ejection of compact one end from the delivery track 22 of feeding one end in succession, realize the production of assembly line, and the concrete structure of hold-down member 23 is detailed below this application. In the present application, the output end of the pushing-lifting group 21 can push up the PCB conveyed between the two sets of conveying rails 22 against the pressing member 23, and cooperate with the clamping group 32 to insert the PCB.

Wherein, in order to realize the position adjustment of the second member 22B and the first member 22A, the bracket 24 is provided with a guide rod 241 between the first member 22A and the second member 22B, and the second member 22B is slidably mounted on the guide rod 241; meanwhile, in order to realize the sliding of the second member 22B, a transmission lead screw is arranged on the bracket 24, and the transmission lead screw is connected with the second member 22B, so that the second member 22B can be forced to be close to or far away from the upper first member 22A, and the arrangement can ensure that the whole conveying rail 22 can adapt to PCB boards with different specifications and sizes, and the applicability is improved.

In order to realize the interchange of the structural components, in the present application, the first member 22A and the second member 22B have the same structure, and both are of a modular design, which facilitates the disassembly and assembly. The PCB board fixing device comprises a mounting plate 221 mounted on the bracket 24, a conveying belt 222 arranged on the mounting plate 221 and a clamping plate 223 used for being matched with the conveying belt 222 to limit a PCB board, wherein the clamping plate 223 is L-shaped, the clamping plate 223 comprises a mounting part and a limiting part, the mounting part is mounted on the mounting plate 221, and the limiting part is located above the conveying belt 222; the bracket 24 is provided with a driving mechanism 224 for driving the transmission belt 222 to rotate. It is simply understood that the clamping plate 223 is fastened on the mounting plate 221, and the clamping plate 223 is matched with the conveying belt 222 to limit the up-and-down movement of the PCB, so as to ensure the smooth conveying of the PCB. In addition, the two ends of the mounting plate 221 are provided with guide wheels, the conveying belt 222 is sleeved on the guide wheels at the two ends, and in order to increase the reliability of the movement, the bracket 24 is provided with a driving wheel, and the conveying belt 222 sequentially bypasses the driving wheel and the guide wheels at the two ends. The drive wheel is connected to the output of a drive mechanism 224, and the drive mechanism 224 may be a servo motor.

Referring to fig. 3, 4 and 6, the pressing member 23 includes a fixing plate 231 connected to the mounting plates 221 on both sides, a guide stopper plate 232, a pressing plate 233 having one side mounted on an upper end surface of the fixing plate 231, and a feeding belt 234 for conveying the PCB. The two ends of the fixing plate 231 are connected with the mounting plate 221, so that the whole pressing member 23 is connected with the first member 22A and the second member 22B into a whole, and the pressing member 23 can be driven to move when the second member 22B moves conveniently. In this embodiment, the guiding position-limiting plate 232 is vertically slidably mounted on the fixing plate 231 and located below the pressing plate 233, and such design is to press and clamp the PCB board by matching the pressing plate 233 in order to lift up the whole guiding position-limiting plate 232 by the pushing-up set 21 in the later period. Here, the other side of the pressing plate 233 is protruded on the inner side of the fixing plate 231, and the guide position limiting plate 232 is disposed on the inner side of the fixing plate 231, so that the pressing plate 233 and the guide position limiting plate 232 can cooperate with each other to hold the PCB.

Wherein, material loading belt 234 sets up in direction limiting plate 232 upper portion to outstanding direction limiting plate 232 upper surface, material loading belt 234 can cooperate the pressure strip 233 to compress tightly the both sides of passing the PCB board between the two, just so can cooperate the pressure strip 233 centre gripping with the PCB board, also can see the PCB board out after later stage plug-in components are accomplished. The vertical spout 2321 that is provided with is followed on the both ends of direction limiting plate 232, be equipped with the sliding seat 2322 in the spout 2321, in this embodiment, for the convenience of installation, spout 2321 is a slotted hole, convenient processing like this. The sliding seat 2322 is slidably mounted in the sliding groove 2321; a sliding rod 2323 is vertically movably inserted into the sliding seat 2322, a sliding sleeve 2324 is movably sleeved at the other end of the sliding rod 2323, and a return spring 2325 is arranged between the sliding sleeve 2324 and the sliding seat 2322 of the sliding rod 2323; the upper end of the sliding rod 2323 is provided with a blocking mechanism 2326 for blocking the forward movement of the PCB, when the output end of the push-up group 21 upwards pushes the sliding sleeve 2324, the sliding sleeve 2324 indirectly pushes up the guiding limiting plate 232 through the reset spring 2325, the blocking mechanism 2326 intercepts and positions the PCB, and the guiding limiting plate 232 cooperates with the pressing plate 233 to clamp and pass through the side edge of the PCB between the two. Wherein, the sliding seat 2322 is provided with two sets ofly, sets up respectively at the both ends of direction limiting plate 232, and in order to realize the better location of PCB board, the slide bar 2323 that is close to the relative ejection of compact one end of slide bar 2323 of feeding one end is shorter, makes the slide bar 2323 of ejection of compact one end rise to the position that can hold back the PCB board at first like this.

The principle is simply understood as follows: due to the structural design of the sliding rod 2323, the sliding seat 2322 and the sliding slot 2321, when the output end of the pushing-lifting group 21 presses the sliding sleeve 2324 upwards, the sliding sleeve 2324 at the lower end of the sliding rod 2323 is firstly stressed, the sliding sleeve 2324 can drive the whole sliding rod 2323 to move upwards relative to the sliding seat 2322, and after the return spring 2325 is compressed to a certain extent, the sliding rod 2323 can drive the whole sliding seat 2322 upwards through the return spring 2325, so that the sliding seat 2322 moves upwards in the sliding slot 2321 until the sliding seat 2322 moves to the top of the sliding slot 2321. When the sliding block 2322 moves to the top of the sliding slot 2321, the blocking mechanism 2326 located at the top of the sliding bar 2323 reaches the lower surface of the plane where the pressing plates 233 are located on the two sides. At this time, the first member 22A and the second member 22B at the feeding end cooperate with each other to completely convey the PCB board to be inserted between the pressing members 23 at both sides, and since the feeding belt 234 is also self-powered, the PCB board continues to move on the conveyor belt formed by the pressing members 23 at both sides. When the sliding seat 2322 at the discharging end moves to the top of the sliding groove 2321, the corresponding sliding rod 2323 has moved to the highest point and has protruded out of the upper surface of the PCB, so that the PCB is caught by the blocking mechanism 2326 at the discharging end when being conveyed by the feeding belt 234. In order to realize better positioning of the PCB, the output end of the pushing-lifting group 21 continues to lift upwards, at this time, the return spring 2325 continues to be compressed until the blocking mechanism 2326 on the sliding rod 2323 at the feeding end also protrudes out of the plane where the PCB is located, at this time, the pushing-lifting group 21 stops moving, and the PCB is limited between the blocking mechanisms 2326 at the feeding end and the discharging end, so that the positioning work is completed. Meanwhile, the feeding belt 234 is matched with the pressing plate 233 to clamp the whole PCB, so that the clamping group 32 at the later stage can be conveniently and accurately inserted.

With further reference to fig. 3 to 5, the lifting group 21 includes a mounting base 211 mounted on the frame 1, a plurality of guide posts 212 movably inserted into the mounting base 211, a lifting platform 213 disposed at an upper end of the guide posts 212, and a lifting mechanism 214 for driving the lifting platform 213 to lift, wherein the lifting mechanism 214 is mounted on the mounting base 211; the lifting mechanism 214 comprises a rotating motor 2141 installed on the installation base 211, a lead screw nut 2142 rotatably installed on the installation base 211, and a lifting lead screw 2143 sleeved in the lead screw nut 2142, an output end of the rotating motor 2141 is connected with the lead screw nut 2142 through a belt, and the rotating motor 2141 can drive the lifting lead screw 2143 to lift by driving the lead screw nut 2142 to rotate; a plurality of ejector rods 215 for ejecting the back of the PCB are arranged on the lifting platform 213, and the PCB is supported by the ejector rods 215, so that the flexible bending deformation cannot occur during the insertion of the PCB; when the rotating motor 2141 drives the lifting platform 213 to rise, the lifting platform 213 firstly contacts with the sliding sleeve 2324 and pushes the blocking mechanism 2326 to rise to trap and position the PCB; meanwhile, the guiding limit plate 232 is pushed to slide upwards, and the feeding belt 234 is matched with the pressing plate 233 to clamp and penetrate through the side edge of the PCB between the guiding limit plate 232 and the pressing plate 233.

Referring to fig. 1, 2, 7 to 11, the card device 3 is provided with a base plate 31 mounted on the slide rail set 5, and the base plate 31 is slidably mounted on a guide rod 512 and is driven by a transmission lead screw 513 to freely slide on the guide rod 512. The clamping group 32 is arranged on the base plate 31, a rotating group 33 for driving the clamping group 32 to rotate, a lifting group 34 for controlling the lifting of the clamping group 32 and a pneumatic control group 35 for controlling the clamping group 32 to open and close to clamp a workpiece are arranged on the base plate 31, and the upper end of the clamping group 32 is rotatably arranged on the base plate 31. The lifting unit 34 is provided with a support frame 341 at the bottom of the substrate 31, a position-locking member 36 is slidably mounted on the support frame 341, a locking member 37 matching with the position-locking member 36 is provided on the clamping unit 32, the locking member 37 can be extended out and clamped in the position-locking member 36, and the position-locking member 36 can drive the clamping unit 32 to lift through the locking member 37.

Referring to fig. 7 to 9, the clamping group 32 further includes a driving shaft 321 with a hollow structure and a clamping member mounted at the lower end of the driving shaft 321, the driving shaft 321 is rotatably mounted on the base plate 31 by a rotating wheel 322, the outer side of the driving shaft 321 is provided with a spline groove along the axial direction thereof, the driving shaft 321 is slidably inserted onto the rotating wheel 322 up and down along the axial direction thereof by means of spline-fitting with the spline groove, and the rotating wheel 322 is connected with the output end of the rotating group 33; the pneumatic control assembly 35 delivers pressurized gas to the clamping member through the driving shaft 321 and controls the clamping member to open and close to clamp the workpiece, the locking member 37 is disposed at the lower portion of the driving shaft 321 and corresponds to the position of the position retaining member 36, and when the locking member 37 is extended and retained in the position of the position retaining member 36, the position retaining member 36 can drive the driving shaft 321 and the clamping member to move up and down through the locking member 37.

The lifting unit 34 further includes a lifting motor 342 mounted on the base plate 31 and a cross bar 343 slidably mounted on the supporting frame 341, the position-locking member 36 is disposed on the cross bar 343, and the position-locking member 36 is provided with a position-locking 361; the locking member 37 comprises a fixed seat 371 mounted on the driving shaft 321 and a bayonet 372 telescopically arranged on the fixed seat 371, the clamping position 361 is arranged on one side opposite to the output end of the bayonet 372, the bayonet 372 can be inserted into the clamping position 361, the lower end of the supporting frame 341 is provided with a driven wheel 344, the output end of the lifting motor 342 is connected with the driven wheel 344 through a first belt, one end of the cross rod 343 is clamped on the first belt through a clamping block, the lifting motor 342 can drive the cross rod 343 to slide on the supporting frame 341 through the first belt, and when the bayonet 372 is extended and inserted into the clamping position 361, the lifting motor 342 can drive the driving shaft 321 to lift together with the clamping member.

Referring to fig. 10 to 11, the gripping means comprises a quick-change coupling 323 for mounting a lower end of the drive shaft 321, and jaws 324 for openable and closable gripping of a workpiece, the jaws 324 being snap-fitted into the quick-change coupling 323. Wherein, the concrete structure of quick-change coupler 323 includes: the positioning device comprises a hollow positioning sleeve 3232, a pressing sleeve 3231 and an elastic element 3233, wherein the pressing sleeve 3231 and the elastic element 3233 are sleeved outside the positioning sleeve 3232, the elastic element 3233 is sleeved on the positioning sleeve 3232, two ends of the elastic element 3233 are respectively connected with the positioning sleeve 3232 and the pressing sleeve 3231, a pressing hole 3234 is formed in the positioning sleeve 3232, and a ball 3235 which can freely roll and has a radial movement amount is arranged in the pressing hole 3234.

The positioning sleeve 3232 is provided with a locking portion and a shoulder portion, the lower end of the driving shaft 321 is inserted into the shoulder portion, and the clamping jaw 324 is inserted into the locking portion and communicated with the driving shaft 321; the pressing holes 3234 are provided with a plurality of groups, all the pressing holes 3234 are uniformly arranged on the locking portion along the circumferential direction, all the balls 3235 positioned in the pressing holes 3234 can penetrate through the inner wall of the locking portion and press the outer wall of the inserting portion 3243, the pressing sleeve 3231 is provided with an extruding portion capable of extruding the balls 3235, the elastic member 3233 is sleeved on the locking portion, two ends of the elastic member 3233 are respectively connected with the shoulder portion and the extruding portion, and the elastic member 3233 can force the extruding portion to press the balls 3235 to penetrate through the inner wall of the pressing holes 3234.

Referring to fig. 11, the clamping jaw 324 includes an inserting portion 3243 insertable into a positioning sleeve 3232, a cylinder 3244 communicating with the inserting portion 3243, and a chuck 3245 movably inserted into the cylinder 3244, wherein the chuck 3245 can open and close to clamp a workpiece; the elastic element 3233 can force the pressing sleeve 3231 to push the ball 3235 to press the inserting portion 3243 through the positioning sleeve 3232. The insertion portion 3243 is hollow and communicates with the drive shaft 321. The clamping head 3245 comprises a pair of fingers 3241 arranged at the outlet end of a cylinder 3244 and capable of cooperating with each other to clamp a workpiece and being capable of being reset, and a pressing head 3242 used for forcing the two fingers 3241 to open and close, the pressing head 3242 is movably inserted into the cylinder 3244, the two fingers 3241 are arranged at the position of a clamping jaw 324 at the output end of the pressing head 3242, the output end of the pressing head 3242 is provided with a V-shaped opening, the end, close to each other, of the two groups of fingers 3241 is provided with a slotted hole which is matched with the two ends of the V-shaped opening, when the pressing head 3242 extends out, the V-shaped opening can be inserted into the slotted hole, the two fingers 3242 are forced to clamp the workpiece by utilizing the characteristic that the V-shaped opening is gradually folded, and an elastic resetting piece 3246 is arranged between the two fingers 3242.

In order to achieve the telescopic ejection of the pressing head 3242 in the cylinder 3244, the driving shaft 321 is connected to the clamping jaws 324 through the quick-change connector 323, and when the pneumatic control group 35 feeds a pressure gas into the driving shaft 321, the pressure gas can push the pressing head 3242 out of the clamping jaws 324, and the pressing head 3242 can force the two fingers 3241 to clamp the workpiece. Therefore, the pneumatic control group 35 in this embodiment is actually a relay switch, the relay switch is communicated with an external air source, the other end of the relay switch is communicated with the driving shaft 321 through a hose, and the driving shaft 321 can be controlled to be in a gas state or not by controlling the on-off of the relay switch.

The component inserter is provided with the conveying rail 22 and the pushing and lifting group 21 capable of compressing and positioning the PCB conveyed by the conveying rail 22, the assembly line conveying of the PCB is realized by utilizing the conveying rail 22, the production efficiency is improved, meanwhile, the PCB conveyed by the conveying rail 22 is compressed and positioned by utilizing the pushing and lifting group 21, and the accuracy of the inserting position of the PCB can be effectively ensured; in addition, the plug-in unit 3 is provided with a clamping group 32, and the clamping group 32 can rotate and be lifted, so that the plug-in unit is suitable for plug-in requirements of different angles and different heights. The component inserter has simple structure and high production efficiency, and can effectively ensure the insertion precision of the electronic components.

The above description is only a preferred embodiment of the present invention, but the present invention is not limited to the above embodiments, and the technical effects of the present invention should be all included in the protection scope of the present invention as long as the technical effects are achieved by any of the same or similar means.

Claims (8)

1. A high accuracy plug-in components machine which characterized in that: the PCB board inserting device comprises a rack (1), wherein a plug-in device (3) used for clamping a plug-in and inserting the plug-in into a PCB board and a first detection device (6) are arranged on the rack (1), the first detection device (6) can shoot the pin inserting direction of the plug-in clamped on the plug-in device (3), and the first detection device (6) comprises a first CCD camera; but plug-in components device (3) pass through slide rail group (5) slidable mounting in frame (1), but plug-in components device (3) are including liftable and centre gripping group (32) of centre gripping plug-in components, but centre gripping group (32) are rotatable, are equipped with second detection device (7) on plug-in components device (3), second detection device (7) include the second CCD camera, the equal electric connection controller of first CCD camera, second CCD camera and plug-in components device (3), the position that needs the plug-in components on the PCB board can be shot in front of the plug-in components to second detection device (7), centre gripping group (32) can be with the plug-in components cartridge of feed station (4) output on the PCB board of group (21) promotes.

2. A high precision component inserter according to claim 1 wherein: the PCB inserting and positioning machine is characterized in that a feeding station (4) for conveying inserts and a positioning device (2) for conveying and positioning PCBs are further arranged on the rack (1), the positioning device (2) comprises a pushing and lifting group (21) and a conveying rail (22) for conveying PCBs, the pushing and lifting group (21) is located below the conveying rail (22), and a pressing plate (233) which is matched with the pushing and lifting group (21) to press and position PCBs is arranged above the conveying rail (22); the plug-in device (3) is located above the conveying rail (22).

3. A high precision component inserter according to claim 2 wherein: the utility model discloses a plug-in components, including conveying rail (22), first CCD camera and feed station (4), the camera lens of first CCD camera up, first CCD camera can shoot the plug-in components and be in the beginning by the direction of participating in of the centre gripping plug-in components that plug-in components device (3) were held, the one side that is close to feed station (4) on plug-in components device (3) is located to the second CCD camera, the position lower extreme that corresponds the second CCD camera on plug-in components device (3) is equipped with the lens frame, be equipped with auxiliary lens (71) that can assist the focus of second CCD camera on the lens frame.

4. A high precision component inserter according to claim 2 wherein: the clamping group (32) further comprises a hollow drive shaft (321) and a clamping member mounted at the lower end of the drive shaft (321), the clamping member being provided with a clamping jaw (324) for clamping the insert.

5. A high precision component inserter according to claim 2 or 4 wherein: plug-in components device (3) are including going up and down group (34) that are used for controlling centre gripping group (32) to go up and down, go up and down group (34) including support frame (341), slidable mounting has screens component (36) on support frame (341), screens component (36) are connected with linear drive device, be provided with locking member (37) of cooperation screens component (36) on centre gripping group (32), locking member (37) can stretch out and the card is put in screens component (36), screens component (36) accessible locking member (37) drive centre gripping group (32) and go up and down.

6. A high precision component inserter according to claim 5 wherein: screens component (36) are provided with screens (361), locking component (37) are including installing fixing base (371) on drive shaft (321) and scalable bayonet lock (372) of setting on fixing base (371), screens (361) set up in bayonet lock (372) output just right one side, and bayonet lock (372) but the dress is in screens (361).

7. A high precision component inserter according to claim 2 wherein: the conveying rail (22) comprises a first component (22A) for conveying the PCB and a second component (22B) for pressing the PCB, and the second component (22B) and the first component (22A) are arranged in parallel; the push-up group (21) is arranged between the first member (22A) and the second member (22B), the first member (22A) and the second member (22B) are both connected with a pressing member (23), and the output end of the push-up group (21) can upwards press the PCB conveyed on the first member (22A) and the second member (22B) on the pressing member (23).

8. A high precision component inserter according to claim 2 wherein: the pushing and lifting group (21) comprises a mounting seat (211) mounted on the rack (1), a plurality of guide posts (212) movably inserted on the mounting seat (211), a lifting platform (213) arranged at the upper ends of the guide posts (212), and a lifting mechanism (214) used for driving the lifting platform (213) to lift.