CN115243469A - Plug-in components head of plug-in components machine - Google Patents
Plug-in components head of plug-in components machine Download PDFInfo
- Publication number
- CN115243469A CN115243469A CN202210134721.6A CN202210134721A CN115243469A CN 115243469 A CN115243469 A CN 115243469A CN 202210134721 A CN202210134721 A CN 202210134721A CN 115243469 A CN115243469 A CN 115243469A
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- clamping jaw
- inserter
- jaw mounting
- mounting
- groove
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- 230000007246 mechanism Effects 0.000 claims abstract description 77
- 238000009434 installation Methods 0.000 claims abstract description 27
- 230000003139 buffering effect Effects 0.000 abstract description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K13/00—Apparatus or processes specially adapted for manufacturing or adjusting assemblages of electric components
- H05K13/04—Mounting of components, e.g. of leadless components
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Automatic Assembly (AREA)
Abstract
The invention provides an inserter head of an inserter, which comprises an installation frame, a driving device, an auxiliary inserter mechanism and two clamping jaw installation mechanisms, wherein a screw rod on the driving device drives a moving block of a left clamping jaw installation mechanism, a rack on the moving block on the left side drives a gear, and the gear drives a moving block on the right side, so that the centering motion of the left clamping jaw installation mechanism and the right clamping jaw installation mechanism is realized; the clamping jaw mounting part is connected with the moving block through a linear bearing, and a second spring is additionally arranged in the middle of the clamping jaw mounting part, so that the vertical buffering can be realized; the force sensors are fixed on the moving block and are in contact with the clamping jaw mounting part through the first spring, the clamping jaw mounting part compresses the first spring when the force is applied upwards, and the force sensors on the two sides monitor the force applied to the clamping jaw mounting part on the two sides through the force transmitted by the springs respectively; the second cylinder drives the auxiliary plug-in tool to move up and down to realize auxiliary plug-in mounting of components; automatic locking and loosening of the replaceable clamping jaw are achieved through stretching of the first cylinder, and automatic replacement of the clamping jaw is achieved.
Description
Technical Field
The invention relates to the technical field of component inserters, in particular to a component inserter head of a component inserter.
Background
As is well known, a PCB is formed by connecting electronic components on a substrate through a circuit, and the electronic components on the PCB are soldered on the substrate through a plug-in; the first type is manual insertion, and a plurality of workers are arranged on the production line to perform manual insertion, so that the method has the defects of high labor intensity and low production efficiency; the other type is to insert the components through an inserter, and the inserter is provided with components such as an element material belt feeding mechanism, a substrate feeding mechanism, a positioning mechanism, an inserter mechanism and the like, so that the labor intensity is effectively reduced, and the production is accelerated. In the operation of PCB plug-in, a plurality of components are inserted on a PCB, and different components often use clamping jaws with different specifications. Therefore, when different components are inserted into the component inserter, the clamping jaws need to be replaced manually, at the moment, the component inserter needs to be stopped to replace the clamping jaws, or only one component is inserted into one piece of equipment, so that manual work or great equipment waste is caused. In addition, a general plug-in head has no force sensor, and the component cannot be detected due to incorrect alignment in the plug-in operation.
Disclosure of Invention
In order to solve the above problems, the present invention provides a plug-in head of a plug-in machine.
The invention is realized by the following technical scheme:
the invention provides an inserter head of an inserter, which comprises:
the sliding block is arranged on the sliding rail and can slide relative to the sliding rail;
the driving device is provided with a screw rod and a moving part, the driving device is fixedly installed on the outer wall of the left side of the installation frame, the screw rod penetrates into the center of the installation frame from the left side of the installation frame, and the driving device drives the screw rod to enable the moving part to move back and forth on the screw rod;
the auxiliary plug-in mechanism comprises a connecting plate, a connecting column is arranged on the connecting plate, a gear is sleeved on the connecting column and can rotate relative to the connecting column, and the connecting column is fixedly connected to the rear side plate of the mounting frame;
the clamping jaw mounting mechanisms are respectively positioned on the left side and the right side of the mounting frame, the clamping jaw mounting mechanisms on the two sides are symmetrically distributed, a moving block, a clamping jaw mounting part connected below the moving block, a first air cylinder fixedly mounted on the side edge of the clamping jaw mounting part and a replaceable clamping jaw locked on the clamping jaw mounting part are arranged on the clamping jaw mounting mechanism, the first air cylinder is used for locking the replaceable clamping jaw on the clamping jaw mounting part, the rear side of the moving block is fixedly connected with the sliding block, the moving part is fixedly mounted on the moving block on the clamping jaw mounting mechanism on the left side, and the screw rod penetrates through the moving block;
the motion block is provided with a rack, the rack on the motion block on the left side is meshed with the upper part of the gear, and the rack on the motion block on the right side is meshed with the lower part of the gear.
Further, clamping jaw installation mechanism still includes force sensor and first spring, be equipped with the accepting groove on the motion piece, be equipped with the mounting groove on the clamping jaw installation component, force sensor fixed mounting be in on the motion piece and accept in the accepting groove, first spring one end with force sensor connects, the other end fixed mounting of first spring is in the mounting groove.
Further, clamping jaw installation mechanism still includes linear bearing, still be equipped with the spread groove on the motion piece, linear bearing fixed mounting be in the spread groove.
Further, clamping jaw installation mechanism still includes the second spring, still be equipped with the connecting rod on the clamping jaw installation component, the connecting rod runs through linear bearing, the second spring housing is established on the connecting rod, the second spring is located linear bearing's bottom.
Furthermore, a lock shaft is arranged on the first air cylinder, an L-shaped groove is formed in the clamping jaw mounting part, a locking rod is arranged on the replaceable clamping jaw, the lock shaft is inserted into the L-shaped groove from the side edge, the locking rod is inserted into the L-shaped groove from the bottom, and the first air cylinder can drive the lock shaft to lock the locking rod.
Further, the locking rod is provided with a locking groove, and when the locking rod is locked by the locking shaft, the end portion of the locking shaft is clamped in the locking groove.
Furthermore, still be equipped with the locating lever on the removable clamping jaw, still be equipped with the constant head tank on the clamping jaw installation part, the locating lever accept in the constant head tank.
Furthermore, the plug-in components head of plug-in components machine still includes the apron, apron fixed mounting is in the top of installing frame.
Furthermore, the auxiliary plug-in mechanism comprises a second cylinder, and the second cylinder is fixedly installed on the cover plate.
Furthermore, the auxiliary plug-in mechanism further comprises an auxiliary plug-in tool, and the top of the auxiliary plug-in tool is fixedly connected with the piston rod of the second cylinder; the auxiliary plug-in tool is provided with a movable groove, the connecting plate is partially contained in the movable groove, and the connecting plate penetrates from the front of the movable groove to the rear of the movable groove.
The invention has the beneficial effects that:
the plug-in head of the plug-in machine provided by the invention realizes automatic locking and loosening of the replaceable clamping jaw through the extension and retraction of the first cylinder, and realizes automatic replacement of the clamping jaw; the screw rod on the driving device drives the moving block of the left clamping jaw mounting mechanism, the rack on the moving block on the left side drives the gear, and the gear drives the moving block on the right side, so that the centering motion of the left clamping jaw mounting mechanism and the right clamping jaw mounting mechanism is realized; the clamping jaw mounting part is connected with the moving block through a linear bearing, and a second spring is additionally arranged in the middle of the clamping jaw mounting part, so that the vertical buffering can be realized; the force sensors are fixed on the moving block and are in contact with the clamping jaw mounting part through the first spring, the clamping jaw mounting part compresses the first spring when being stressed upwards, and the force sensors on the two sides respectively monitor the stress of the clamping jaw mounting parts on the two sides through the force transmitted by the springs; and the second cylinder drives the auxiliary plug-in tool to move up and down to realize auxiliary plug-in mounting of the component.
Drawings
FIG. 1 is an exploded view of the inserter head of the inserter of the present invention;
FIG. 2 is an exploded view of the jaw mounting mechanism of the present invention;
FIG. 3 is an exploded view of the accessory card mechanism of the present invention;
FIG. 4 is a schematic view of the jaw mounting member of the present invention;
fig. 5 is a schematic structural diagram of a plug-in head of the plug-in machine of the present invention.
Detailed Description
In order to more clearly and completely explain the technical scheme of the invention, the invention is further explained by combining the attached drawings.
Referring to fig. 1-5, the present invention provides a plug-in head of a plug-in machine, including:
the mounting structure comprises a mounting frame 30, wherein slide rails 31 are fixedly mounted on the left side and the right side of the inner wall of a rear side plate of the mounting frame 30, a slide block 32 is mounted on each slide rail 31, and the slide block 32 can slide relative to the slide rails 31; the slide rails 31 on both sides are symmetrically disposed on the rear side plate of the mounting frame 30, and the slide blocks 32 and the slide rails 31 are connected by a common rail and can slide relatively.
The driving device 34 is provided with a screw rod 35 and a movable member 36, the driving device 34 is fixedly mounted on the outer wall of the left side of the mounting frame 30, the screw rod 35 penetrates from the left side of the mounting frame 30 to the central position of the mounting frame 30, and the driving device 34 drives the screw rod 35 to enable the movable member 36 to move back and forth on the screw rod 35; the driving device 34 is a motor for driving the screw 35 to rotate, the screw 35 is a ball screw, and the movable member 36 is a movable nut on the ball screw, and can slide on the screw 35.
Supplementary plug-in components mechanism 37, supplementary plug-in components mechanism 37 includes connecting plate 41, be equipped with spliced pole 42 on the connecting plate 41, the cover is equipped with a gear 43 on the spliced pole 42, gear 43 can for spliced pole 42 is rotatory, spliced pole 42 fixed connection is in on the posterior lateral plate of installing frame 30, the position of connecting plate 41 is just in the central point of installing frame 30 puts, spliced pole 42 fixed mounting is two on the intermediate position between slide rail 31.
The clamping jaw mounting mechanisms 10 are arranged, the two clamping jaw mounting mechanisms 10 are respectively located on the left side and the right side of the mounting frame 30, the clamping jaw mounting mechanisms 10 on the two sides are symmetrically distributed, the clamping jaw mounting mechanisms 10 are provided with clamping jaw mounting mechanisms 11, clamping jaw mounting components 21 connected below the clamping jaw mounting mechanisms 11, first air cylinders 18 fixedly mounted on the side edges of the clamping jaw mounting components 21, and replaceable clamping jaws 26 locked on the clamping jaw mounting components 21, the first air cylinders 18 are used for locking the replaceable clamping jaws 26 on the clamping jaw mounting components 21, the rear sides of the clamping jaw mounting mechanisms 11 are fixedly connected with the sliding blocks 32, moving pieces 36 are fixedly mounted on the clamping jaw mounting mechanisms 11 on the left side of the clamping jaw mounting mechanisms 10, and the screw rods 35 penetrate through the clamping jaw mounting mechanisms 11; the clamping jaw mounting mechanism 11 is provided with a rack 12, the left side of the clamping jaw mounting mechanism 11 is provided with the rack 12 which is meshed with the upper part of the gear 43, and the right side of the clamping jaw mounting mechanism 11 is provided with the rack 12 which is meshed with the lower part of the gear 43.
In the present embodiment, two of the jaw mounting mechanisms 10 are provided at the plug-in head of the plug-in machine, and one of the jaw mounting mechanisms 10 is mounted on each of the left and right sides, and the two jaw mounting mechanisms 10 are symmetrically distributed. There are two differences between the two jaw mounting mechanisms 10: the rack 12 of the left-hand side jaw mounting mechanism 11 is provided above the gear 43, and the rack 12 of the right-hand side jaw mounting mechanism 11 is provided below the gear 43; the left clamping jaw mounting mechanism 11 is also fixedly connected with the movable piece 36, the screw rod 35 on the driving device 34 drives the left clamping jaw mounting mechanism 11, the rack 12 on the left clamping jaw mounting mechanism 11 drives the gear 43, and the gear 43 drives the right clamping jaw mounting mechanism 11, so that the left clamping jaw mounting mechanism 10 and the right clamping jaw mounting mechanism 10 move in a centering manner. The replaceable clamping jaw 26 is automatically locked and loosened through the expansion and contraction of the first air cylinder 18, and the clamping jaw is automatically replaced. The plug-in components head of plug-in components machine is installed and is used on the plug-in components machine, can be provided with special clamping jaw and lay the device on the plug-in components machine, when needing to carry out the clamping jaw and change, just can move automatically to the below of clamping jaw installation mechanism 10 carries out the position and aims at, then first cylinder 18 loosens removable clamping jaw 26, but the clamping jaw is laid at the assigned position more, and clamping jaw is laid the device and is rotated again, and the clamping jaw that needs to be changed aims at clamping jaw installation mechanism 10, toward butt joint on clamping jaw installation mechanism 10, then through first cylinder 18 is the centre gripping locking, just so can accomplish automatic change clamping jaw.
Further, clamping jaw installation mechanism 10 still includes force sensor 20 and first spring 16, be equipped with accepting groove 13 on the clamping jaw installation mechanism 11, be equipped with mounting groove 25 on the clamping jaw installation part 21, force sensor 20 fixed mounting be in on the clamping jaw installation mechanism 11 and accept in the accepting groove 13, first spring 16 one end with force sensor 20 is connected, the other end fixed mounting of first spring 16 is in the mounting groove 25. The clamping jaw mounting mechanism 10 further comprises a linear bearing 15, a connecting groove 14 is further formed in the clamping jaw mounting mechanism 11, and the linear bearing 15 is fixedly mounted in the connecting groove 14. Clamping jaw installation mechanism 10 still includes second spring 17, still be equipped with connecting rod 22 on the clamping jaw installation component 21, connecting rod 22 runs through linear bearing 15, second spring 17 cover is established on connecting rod 22, second spring 17 is located linear bearing 15's bottom.
In this embodiment, the jaw mounting member 21 is movably connected to the jaw mounting mechanism 11, the connecting rod 22 is inserted into the connecting groove 14 but is not fixed to the inner wall of the connecting groove 14, the connecting rod 22 is movable up and down relative to the jaw mounting mechanism 11, and a limiting plate is provided at the top of the connecting rod 22 to limit the position of the connecting rod 22, so that the connecting rod 22 cannot be easily detached from the jaw mounting mechanism 11. The clamping jaw mounting part 21 is connected with the clamping jaw mounting mechanism 11 through the linear bearing 15, and the connecting rod 22 is additionally provided with the second spring 17, so that the vertical buffering can be realized; the force sensor 20 is fixed on the clamping jaw mounting mechanism 11, and is contacted with the clamping jaw mounting part 21 through the first spring 16, the clamping jaw mounting part 21 is stressed upwards to compress the first spring 16, and the force sensors 20 on two sides monitor the stress of the clamping jaw mounting part 21 on two sides through the force transmitted by the springs respectively.
Further, a lock shaft 19 is arranged on the first cylinder 18, an L-shaped groove 24 is arranged on the jaw mounting part 21, a locking rod 28 is arranged on the replaceable jaw 26, the lock shaft 19 is inserted into the L-shaped groove 24 from the side, the locking rod 28 is inserted into the L-shaped groove 24 from the bottom, and the first cylinder 18 can drive the lock shaft 19 to lock the locking rod 28. The lock lever 28 is provided with a lock groove 29, and when the lock shaft 19 is locked to the lock lever 28, an end portion of the lock shaft 19 is engaged with the lock groove 29. The replaceable clamping jaw 26 is further provided with a positioning rod 27, the clamping jaw mounting part 21 is further provided with a positioning groove 23, and the positioning rod 27 is contained in the positioning groove 23.
In the present embodiment, one positioning rod 27 is provided on each side of the locking lever 28. The L-shaped groove 24 is formed in the jaw mounting member 21, and two notches of the L-shaped groove 24 are distributed on the bottom and the side of the jaw mounting member 21, respectively, so that the locking lever 28 can be inserted into the jaw mounting member 21 from the bottom, and the lock shaft 19 can be inserted into the jaw mounting member 21 from the side, and then driven by the first cylinder 18 to lock the locking lever 28.
Further, the plug-in head of the plug-in machine further comprises a cover plate 33, and the cover plate 33 is fixedly installed at the top of the installation frame 30. The auxiliary plug-in mechanism 37 comprises a second cylinder 38, and the second cylinder 38 is fixedly mounted on the cover plate 33. The auxiliary plug-in mechanism 37 further comprises an auxiliary plug-in tool 39, and the top of the auxiliary plug-in tool 39 is fixedly connected with the piston rod of the second cylinder 38; the auxiliary plug-in assembly tool 39 is provided with a movable groove 40, the connecting plate 41 is partially accommodated in the movable groove 40, and the connecting plate 41 penetrates from the front of the movable groove 40 to the rear of the movable groove 40.
In this embodiment, the second cylinder 38 drives the auxiliary plug-in fixture 39 to move up and down to realize auxiliary component plugging, and the height of the movable slot 40 is the up-and-down movement range of the auxiliary plug-in fixture 39.
Of course, the present invention may have other embodiments, and based on the embodiments, those skilled in the art can obtain other embodiments without any creative effort, and all of them are within the protection scope of the present invention.
Claims (10)
1. An inserter head for an inserter, comprising:
the mounting frame is characterized in that sliding rails are fixedly mounted on the left side and the right side of the inner wall of the rear side plate of the mounting frame, sliding blocks are mounted on the sliding rails, and the sliding blocks can slide relative to the sliding rails;
the driving device is provided with a screw rod and a moving part, the driving device is fixedly installed on the outer wall of the left side of the installation frame, the screw rod penetrates into the center of the installation frame from the left side of the installation frame, and the driving device drives the screw rod to enable the moving part to move back and forth on the screw rod;
the auxiliary plug-in mechanism comprises a connecting plate, a connecting column is arranged on the connecting plate, a gear is sleeved on the connecting column and can rotate relative to the connecting column, and the connecting column is fixedly connected to the rear side plate of the mounting frame;
the clamping jaw mounting mechanisms are respectively positioned on the left side and the right side of the mounting frame, the clamping jaw mounting mechanisms on the two sides are symmetrically distributed, the clamping jaw mounting mechanisms are provided with moving blocks, clamping jaw mounting components connected below the moving blocks, first air cylinders fixedly mounted on the side edges of the clamping jaw mounting components, and replaceable clamping jaws locked on the clamping jaw mounting components, the first air cylinders are used for locking the replaceable clamping jaws on the clamping jaw mounting components, the rear sides of the moving blocks are fixedly connected with the sliding blocks, the moving parts are fixedly mounted on the moving blocks on the clamping jaw mounting mechanisms on the left side, and the screw rod penetrates through the moving blocks;
the moving block is provided with a rack, the rack on the moving block on the left side is meshed with the upper part of the gear, and the rack on the moving block on the right side is meshed with the lower part of the gear.
2. The card head of the card inserter according to claim 1, wherein the clamping jaw mounting mechanism further comprises a force sensor and a first spring, the motion block is provided with an accommodating groove, the clamping jaw mounting component is provided with a mounting groove, the force sensor is fixedly mounted on the motion block and accommodated in the accommodating groove, one end of the first spring is connected with the force sensor, and the other end of the first spring is fixedly mounted in the mounting groove.
3. The inserter head of claim 1 wherein said jaw mounting mechanism further comprises a linear bearing, said moving block further comprising a connecting slot, said linear bearing being fixedly mounted within said connecting slot.
4. The inserter head of claim 3 wherein the gripper mounting mechanism further comprises a second spring, the gripper mounting member further comprises a connecting rod, the connecting rod extends through the linear bearing, the second spring is sleeved on the connecting rod, and the second spring is located at the bottom of the linear bearing.
5. The inserter head according to claim 1 wherein the first cylinder is provided with a lock shaft, the jaw mounting member is provided with an L-shaped groove, the replaceable jaw is provided with a lock lever, the lock shaft is inserted into the L-shaped groove from a side, the lock lever is inserted into the L-shaped groove from a bottom, and the first cylinder can drive the lock shaft to lock the lock lever.
6. The inserter head of claim 5 wherein said locking bar is provided with a locking groove, and when said locking bar is locked by said lock shaft, the end of said lock shaft is engaged in said locking groove.
7. The inserter head of claim 1 wherein said replaceable holding jaw further comprises a positioning rod, said holding jaw mounting member further comprises a positioning slot, and said positioning rod is received in said positioning slot.
8. The inserter head of claim 1 wherein the inserter head further comprises a cover plate fixedly mounted to the top of the mounting frame.
9. The inserter head of claim 8 wherein said auxiliary inserter mechanism comprises a second pneumatic cylinder fixedly mounted to said cover plate.
10. The inserter head of the inserter machine as claimed in claim 9, wherein the auxiliary inserter mechanism further comprises an auxiliary inserter tool, and the top of the auxiliary inserter tool is fixedly connected with the piston rod of the second cylinder; the auxiliary plug-in tool is provided with a movable groove, the connecting plate is partially contained in the movable groove, and the connecting plate penetrates from the front of the movable groove to the rear of the movable groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210134721.6A CN115243469B (en) | 2022-02-14 | Plug-in head of plug-in machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210134721.6A CN115243469B (en) | 2022-02-14 | Plug-in head of plug-in machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115243469A true CN115243469A (en) | 2022-10-25 |
| CN115243469B CN115243469B (en) | 2024-07-30 |
Family
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108289405A (en) * | 2017-01-10 | 2018-07-17 | 深圳市祈飞科技有限公司 | Automatism card machine |
| CN209435749U (en) * | 2018-09-21 | 2019-09-24 | 珠海泰坦能源电子技术有限公司 | The plug head mould group of deformed insertion machine |
| CN210725897U (en) * | 2019-08-15 | 2020-06-09 | 东莞市德速达精密设备有限公司 | Pneumatic clamping jaw with spring buffer |
| CN213368258U (en) * | 2020-11-03 | 2021-06-04 | 上海盟云全息科技股份有限公司 | Special-shaped element plug-in machine suitable for automatic control module and motion application |
| WO2021258730A1 (en) * | 2020-06-23 | 2021-12-30 | 东莞市冠佳电子设备有限公司 | Inserting apparatus and inserting machine |
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108289405A (en) * | 2017-01-10 | 2018-07-17 | 深圳市祈飞科技有限公司 | Automatism card machine |
| CN209435749U (en) * | 2018-09-21 | 2019-09-24 | 珠海泰坦能源电子技术有限公司 | The plug head mould group of deformed insertion machine |
| CN210725897U (en) * | 2019-08-15 | 2020-06-09 | 东莞市德速达精密设备有限公司 | Pneumatic clamping jaw with spring buffer |
| WO2021258730A1 (en) * | 2020-06-23 | 2021-12-30 | 东莞市冠佳电子设备有限公司 | Inserting apparatus and inserting machine |
| CN213368258U (en) * | 2020-11-03 | 2021-06-04 | 上海盟云全息科技股份有限公司 | Special-shaped element plug-in machine suitable for automatic control module and motion application |
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