CN110064726A - Riveting nut automatic assembly equipment - Google Patents
Riveting nut automatic assembly equipment Download PDFInfo
- Publication number
- CN110064726A CN110064726A CN201910459360.0A CN201910459360A CN110064726A CN 110064726 A CN110064726 A CN 110064726A CN 201910459360 A CN201910459360 A CN 201910459360A CN 110064726 A CN110064726 A CN 110064726A
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- China
- Prior art keywords
- axis
- driving mechanism
- riveting nut
- mould group
- automatic assembly
- Prior art date
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- 239000000463 material Substances 0.000 claims abstract description 34
- 206010044565 Tremor Diseases 0.000 claims abstract description 18
- 238000007664 blowing Methods 0.000 claims abstract description 13
- 238000000926 separation method Methods 0.000 claims abstract description 12
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 11
- 230000000712 assembly Effects 0.000 claims description 10
- 238000000429 assembly Methods 0.000 claims description 10
- 238000013016 damping Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000013519 translation Methods 0.000 claims description 2
- 238000004891 communication Methods 0.000 description 8
- 238000001914 filtration Methods 0.000 description 7
- 229910001369 Brass Inorganic materials 0.000 description 5
- 239000010951 brass Substances 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/10—Riveting machines
- B21J15/30—Particular elements, e.g. supports; Suspension equipment specially adapted for portable riveters
- B21J15/32—Devices for inserting or holding rivets in position with or without feeding arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses a kind of riveting nut automatic assembly equipments, including feed mould group, coordinate feeding blowing mould group and coordinate setting mould group；Feed mould group includes vibrating disc, horizontal tremble and separation feed mechanism；Coordinate feeding blowing mould group includes X1 axis driving mechanism, Z axis driving mechanism and suction discharge mechanism；Coordinate setting mould group includes Y-axis driving mechanism, X2 axis driving mechanism and positioning fixture, and workpiece setting is on positioning fixture.The invention is sent into horizontal tremble after expecting using vibrating disc reason so that orderly be sent into material by linear movement of material separates feed mechanism, to be sent material one by one to feeding station, and high-precision suction is realized by the flexible contact of guide-localization vacuum slot and material, accurately material is put into workpiece by coordinate setting simultaneously, automation degree of equipment is high and positioning accuracy is high, ensures that the assembly efficiency and precision of riveting nut.
Description
Technical field
The present invention relates to a kind of riveting nut automatic assembly equipment, with for by riveting nut assembly communication (communication),
On the cover boards of tuning filterings equipment such as filter, oscillator, double function devices in the fields such as electronics and subsequent handling is used for by self-locking tune
Humorous screw rod is locked in riveting nut.
Background technique
With wireless telecommunications (communication), the development of electronic technology, the tuning filterings equipment such as filter, oscillator, double function devices
It is used widely in fields such as satellite communication, mobile communication, navigation, radars, the especially upcoming communications field pair 5G
More stringent requirements are proposed for the design of the tuning filterings equipment such as filter, the tuning filterings such as filter with more high-technology index
Concern of the design scheme of equipment increasingly by domestic and international communication apparatus manufacturer.
It is self-locking in the tuning filterings equipment such as filter, oscillator, double function devices in the fields such as communication (communication), electronics
Tuning screw is critically important tuned cell, is used on the cover boards of tuning filterings equipment such as filter, oscillator, double function devices simultaneously
It is locked with the riveting nut on cover board, as shown in Figure 1, thread segment one is distributed on the axis of this self-locking tuning screw
A1, two A2 of thread segment, with the axial dipole field (as shown in Figure 2) of certain distance between one A1 of thread segment, two A2 of thread segment；Screw thread
One A1 of section, have one section of polished rod A3 between two A2 of thread segment, and the diameter of polished rod A3 be less than one A1 of thread segment, two A2 of thread segment it is small
Diameter, is distributed with two radial grooving A4 that are symmetrical and mutually staggering certain distance in polished rod A3 axial direction, two radial grooving A4's
Working depth is greater than polished rod radius, and working depth is to determine the principal element of self-locking torque magnitude, can be according to self-locking torsion
It is required that doing suitable adjustment；An important factor for the distance between two radial grooving A4 are decision torsion amplitudes of variation, can basis
Suitable adjustment is done in the requirement of self-locking torsion.When corresponding riveting nut on self-locking tuning screw precession cover board shown in FIG. 1,
Due to the axial dipole field having between two sections of screw threads, and lead to the external screw thread of self-locking tuning screw and the internal screw thread of riveting nut
Spiral is misaligned, and grooving is made to generate axial elastic deformation and external screw thread is made to be forced to screw in interior spiral shell under the action of being further threaded into power
In line, thus eliminate the gap between screw thread pair and generate frictional force achieve the purpose that it is locking self-locking.
In the production process of the tuning filterings equipment such as filter, oscillator, double function devices, need first to pre-install riveting nut
Carry out the assembly of self-locking tuning screw again on the cover board, riveting nut is usually manually picked up and be put into one by one by the prior art
On cover board in corresponding hole, but since riveting nut size itself is smaller and is brass material, conventional magnetic absorption work
Tool cannot achieve feeding, and artificial feeding efficiency is lower, there is no at present preferably for brass material small size riveting nut
Feeding mode.In addition, auto-sequencing and single separation feed how to realize riveting nut in feeder process are in order to single
Pickup and riveting nut assembly technology problem in need of consideration.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of riveting nut automatic assembly equipments, including it is mounted on work
Make feed mould group, coordinate feeding blowing mould group and the coordinate setting mould group controlled on platform and by PLC control system；
The feed mould group includes that vibrating disc, the horizontal tremble for being connected to the vibrating disc discharge port and setting go out in the horizontal tremble
The separation feed mechanism of material mouth；
The coordinate feeding blowing mould group includes X1 axis driving mechanism, by the X1 axis driving mechanism is driven and moved horizontally
Z axis driving mechanism, and the suction discharge mechanism for being driven and being gone up and down by the Z axis driving mechanism；
The X2 axis that the coordinate setting mould group includes Y-axis driving mechanism, is driven and is moved horizontally by the Y-axis driving mechanism
Driving mechanism, and the positioning fixture for being driven and being moved horizontally by the X2 axis driving mechanism, workpiece setting is in the locating clip
On tool；
The suction discharge mechanism by X1 to and Z-direction it is mobile with the correspondence separation feed mechanism progress feeding, and lead to
The Y-direction and X2 for crossing positioning fixture to mobile make workpiece and corresponding progress blowing above and below the suction discharge mechanism with corresponding.
Wherein, the separation feed mechanism includes the baffle one and baffle two that horizontal tremble discharge port two sides are arranged in, if
Set the pusher driven by pusher cylinder between the baffle one and baffle two.
Further, the pusher includes sliding block pedestal, and the sliding block being arranged on the sliding block pedestal, described
Pusher cylinder drives the sliding block to slide along the sliding block pedestal level and passes through the other end of sliding block for the horizontal tremble discharge port
Material push to feeding station one by one.
Further, the corresponding feeding station is additionally provided with sensor for whether in place to incude material.
Wherein, the X1 axis driving mechanism includes X1 axis servo motor, and by X1 axis servo motor driving and water
The dynamic X1 axis support plate of translation；The Z axis driving mechanism includes the Z axis servo motor being mounted in the X1 axis support plate, with
And the Z axis lifter plate for being driven and being gone up and down by the Z axis servo motor, the suction discharge mechanism are mounted on Z axis lifter plate.
Wherein, the suction discharge mechanism includes suction nozzle seat, and is arranged on the suction nozzle seat and is connected to vacuum equipment
Guide-localization vacuum slot, the suction discharge mechanism is mounted on the Z axis lifter plate by the suction nozzle seat.
Further, damping spring is provided between the suction nozzle seat and guide-localization vacuum slot for flexible contact
Material, and the guide-localization vacuum slot is mounted on the suction nozzle seat in order to dismount by circlip.
Wherein, the Y-axis driving mechanism includes Y-axis servo motor, and by Y-axis servo motor driving and horizontal shifting
Dynamic Y-axis support plate；The X2 axis driving mechanism includes the X2 axis servo motor being mounted in the Y-axis support plate, described fixed
Position fixture is driven and is moved horizontally by the X2 axis servo motor.
Arbitrarily, the positioning fixture includes the internal runner plate with airflow channel and is mounted on the upside of the runner plate
Mounting plate, positioning is provided on the mounting plate and is drifted along pin assemblies and locking assembly, workpiece is drifted along pin bank by the positioning
Part and locking assembly positioning are arranged on the mounting plate.
Further, the pin assemblies that drift along that position include the key seat that drifts along being arranged on the mounting plate, and setting
In the pin that drifts along to drift along in key seat, the inner cavity of the key seat that drifts along is connected to the airflow channel of the runner plate；The lock
Tight component includes the locking bed being arranged on the mounting plate, the push rod in the locking bed is arranged in, and be arranged described
Hoodle on locking bed side wall, the inner cavity of the locking bed are connected to the airflow channel of the runner plate；The locking bed is in circle
Tubular, the push rod have the cylindric to cooperate the locking bed to be arranged of frustum in top, and the hoodle corresponds to the frustum
Upper lateral part is arranged on the locking bed side wall.
Through the above technical solutions, magnetic in order to solve using for brass material small size riveting nut for the prior art
Adsorption tool cannot achieve feeding and the lower problem of artificial feeding efficiency, the present invention use be sent into after vibrating disc reason material horizontal tremble with
So that orderly be sent into material by linear movement of material is separated feed mechanism, to sending material to feeding station one by one, and leads to
The flexible contact (suction nozzle spring shock absorption) for crossing guide-localization vacuum slot and material realizes high-precision suction, while fixed by guiding
Material is accurately put into workpiece by the coordinate setting of position vacuum slot cooperation positioning fixture, to realize the small ruler of brass material
Efficient feed, feeding and the blowing of very little riveting nut, automation degree of equipment is high and positioning accuracy is high, ensures that riveting spiral shell
Female assembly efficiency and precision；In addition, workpiece of the invention position and being pushed away using pneumatic type using the pneumatic type pin that drifts along
Bar pushes the hoodle that is arranged on the locking bed side wall to realize efficiently locking, has and positions and locking efficiency and with high accuracy excellent
Point.
Detailed description of the invention
Fig. 1 and 2 is the self-locking tuning screw structural schematic diagram in background of invention；
Fig. 3 is automatic assembly equipment schematic view of the front view disclosed in the embodiment of the present invention；
Fig. 4 is feed mould group overlooking structure diagram disclosed in the embodiment of the present invention；
Fig. 5 be in Fig. 4 A-A to schematic cross-sectional view；
Fig. 6 is suction discharge mechanism schematic view of the front view disclosed in the embodiment of the present invention；
Fig. 7 is positioning fixture overlooking structure diagram disclosed in the embodiment of the present invention；
Fig. 8 is B-B direction schematic cross-sectional view in Fig. 7；
Fig. 9 is that positioning disclosed in the embodiment of the present invention is drifted along pin assemblies schematic cross-sectional view；
Figure 10 is locking group schematic cross-sectional view disclosed in the embodiment of the present invention.
Digital representation in figure:
A1. one A2. thread segment of thread segment, two A3. polished rod
A4. 1. vibrating disc of radial grooving, 2. horizontal tremble
3. separating 31. baffle of feed mechanism, one 32. baffle two
33. 34. sensor of pusher cylinder, 35. sliding block pedestal
36. sliding block 4.X1 axis servo motor 5.Z axis servo motor
6. 61. suction nozzle seat of suction discharge mechanism, 62. damping spring
63. 64. circlip 7.Y axis servo motor of guide-localization vacuum slot
9. positioning fixture 91. of 8.X2 axis servo motor positions the pin assemblies that drift along
911. pins 912. that drift along drift along 92. locking assembly of key seat
921. push rod, 922. locking bed, 923. hoodle
93. 94. mounting plate of workpiece, 95. runner plate
10. 20. material of workbench
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description.
With reference to Fig. 3, riveting nut automatic assembly equipment provided by the invention, including be mounted on workbench 10 and by PLC
Feed mould group, coordinate feeding blowing mould group and the coordinate setting mould group of control system control；Feed mould group includes vibrating disc 1, connects
It passes to the horizontal tremble 2 of 1 discharge port of vibrating disc and the separation feed mechanism 3 of 2 discharge port of horizontal tremble is set；Coordinate feeding blowing mould group packet
X1 axis servo motor 4 is included, the X1 axis support plate for being driven and being moved horizontally by X1 axis servo motor 4 is mounted in X1 axis support plate
Z axis servo motor 5, driven by Z axis servo motor 5 and the Z axis lifter plate that goes up and down, and be mounted on suction on Z axis lifter plate
Discharge mechanism 6；Coordinate setting mould group includes Y-axis servo motor 7, and the Y-axis for being driven and being moved horizontally by Y-axis servo motor 7 supports
Plate, the X2 axis servo motor 8 being mounted in Y-axis support plate, and the locating clip for being driven and being moved horizontally by X2 axis servo motor 8
Tool 9, workpiece setting is on positioning fixture 9；Suction discharge mechanism 6 by X1 to and Z-direction it is mobile with correspond to separate feed mechanism 3 into
Row feeding, and the workpiece on positioning fixture 9 is corresponded to mobile by Y-direction and X2 and carries out blowing.
With reference to Fig. 4 and 5, separating feed mechanism 3 includes the baffle 1 and baffle two that 2 discharge port two sides of horizontal tremble are arranged in
32, the pusher driven by pusher cylinder 33 between baffle 1 and baffle 2 32 is set；Pusher includes sliding block
Pedestal 35, and the sliding block 36 being arranged on sliding block pedestal 35, pusher cylinder 33 drive sliding block 36 horizontal sliding along sliding block pedestal 35
It moves and passes through the other end and the material 20 of 2 discharge port of horizontal tremble is pushed into feeding station one by one；Corresponding feeding station is additionally provided with biography
Whether in place sensor 34 for incuding material 20.
With reference to Fig. 6, suction discharge mechanism 6 includes suction nozzle seat 61, and is arranged on suction nozzle seat 61 and is connected to vacuum equipment
Guide-localization vacuum slot 63, suction discharge mechanism 6 is mounted on Z axis lifter plate by suction nozzle seat 61, suction nozzle seat 61 and guiding
Damping spring 62 is provided between positioning vacuum suction nozzle 63 to be used for flexible contact material 20, and guide-localization vacuum slot 63 is logical
Circlip 64 is crossed to be mounted on suction nozzle seat 61 in order to dismount.
With reference to Fig. 7 and 8, positioning fixture 9 includes the internal runner plate 95 with airflow channel and is mounted on runner plate 95
The mounting plate 94 of side, positioning is provided on mounting plate 94 and is drifted along pin assemblies 91 and locking assembly 92, and workpiece 93 is drifted along by positioning
Pin assemblies 91 and the positioning of locking assembly 92 are arranged on mounting plate 94.
With reference to Fig. 9, positioning the pin assemblies 91 that drift along includes the key seat 912 that drifts along being arranged on mounting plate 94, and setting exists
The pin 911 that drifts along to drift along in key seat 912, the inner cavity for the key seat 912 that drifts along are connected to the airflow channel of runner plate 95.
With reference to Figure 10, locking assembly 92 includes the locking bed 922 being arranged on mounting plate 94, is arranged in locking bed 922
Push rod 921, and the hoodle 923 being arranged on 922 side wall of locking bed, the inner cavity of locking bed 922 and the air-flow of runner plate 95
Channel connection；Locking bed 922 is cylindrical, and push rod 921 has the cylindric to lock the setting of seat 922 of frustum in top,
The corresponding frustum upper lateral part of hoodle 923 is arranged on 922 side wall of locking bed, to carry out workpiece 93 using the pneumatic type pin 911 that drifts along
The efficient lock for positioning and using the push rod 921 of pneumatic type that the hoodle 923 being arranged on 922 side wall of locking bed is pushed to realize workpiece 93
Tightly.
When the invention works, using be sent into horizontal tremble 2 after the reason material of vibrating disc 1 so that material 20 it is orderly by linear movement by object
Material 20 is sent into separation feed mechanism 3, expects to push sliding block 36 along 35 water of sliding block pedestal by pusher cylinder 33 in mechanism 3 in separation
The material 20 of 2 discharge port of horizontal tremble is pushed to feeding station, corresponding feeding work by the smooth dynamic and other end by sliding block 36 one by one
Position is additionally provided with sensor 34 with for whether in place incuding material 20, and by the X1 of suction discharge mechanism 6 to and Z-direction it is mobile
So that the feeding station of the corresponding separation feed mechanism 3 of guide-localization vacuum slot 63 is to pass through guide-localization vacuum slot 63 and object
The flexible contact (setting of spring shock absorption 62) of material 20 realizes high-precision suction, and by the Y-direction of positioning fixture 9 and X2 to move with
Correspondence keeps workpiece 93 corresponding with about the 6 suction discharge mechanism to be accurately put into material 20 in the riveted holes of workpiece 93,
To realize efficient feed, feeding and the blowing of brass material small size riveting nut, automation degree of equipment is high and positions
Precision is high, ensures that the assembly efficiency and precision of riveting nut.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
A variety of modifications of above-described embodiment will be readily apparent to those skilled in the art, it is as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of riveting nut automatic assembly equipment, which is characterized in that including being installed on the workbench and by PLC control system control
Feed mould group, coordinate feeding blowing mould group and the coordinate setting mould group of system；
The feed mould group includes vibrating disc, the horizontal tremble for being connected to the vibrating disc discharge port and is arranged in the horizontal tremble discharge port
Separation feed mechanism；
The Z that the coordinate feeding blowing mould group includes X1 axis driving mechanism, is driven and is moved horizontally by the X1 axis driving mechanism
Axis driving mechanism, and the suction discharge mechanism for being driven and being gone up and down by the Z axis driving mechanism；
The coordinate setting mould group includes Y-axis driving mechanism, the X2 axis for being driven and being moved horizontally by Y-axis driving mechanism driving
Mechanism, and the positioning fixture for being driven and being moved horizontally by the X2 axis driving mechanism, workpiece setting is on the positioning fixture；
The suction discharge mechanism by X1 to and Z-direction is mobile carries out feeding with the correspondence separation feed mechanism, and by determining
The Y-direction and X2 of position fixture make workpiece and corresponding progress blowing above and below the suction discharge mechanism to mobile with corresponding.
2. riveting nut automatic assembly equipment according to claim 1, which is characterized in that the separation feed mechanism includes
The baffle one and baffle two of horizontal tremble discharge port two sides are set, be arranged between the baffle one and baffle two by pusher
The pusher of cylinder driving.
3. riveting nut automatic assembly equipment according to claim 2, which is characterized in that the pusher includes sliding block
Pedestal, and the sliding block being arranged on the sliding block pedestal, the pusher cylinder drive the sliding block along the sliding block pedestal water
The material of the horizontal tremble discharge port is pushed to feeding station by the other end that is smooth dynamic and passing through sliding block one by one.
4. riveting nut automatic assembly equipment according to claim 3, which is characterized in that the corresponding feeding station is also set
Sensor is equipped with for whether in place to incude material.
5. riveting nut automatic assembly equipment according to claim 1, which is characterized in that the X1 axis driving mechanism includes
X1 axis servo motor, and the X1 axis support plate for being driven and being moved horizontally by the X1 axis servo motor；The Z axis driving mechanism
Including the Z axis servo motor being mounted in the X1 axis support plate, and the Z axis for being driven and being gone up and down by the Z axis servo motor
Lifter plate, the suction discharge mechanism are mounted on Z axis lifter plate.
6. riveting nut automatic assembly equipment according to claim 1, which is characterized in that the suction discharge mechanism includes
Suction nozzle seat, and it is arranged on the suction nozzle seat and is connected to the guide-localization vacuum slot of vacuum equipment, the suction feeding machine
Structure is mounted on the Z axis lifter plate by the suction nozzle seat.
7. riveting nut automatic assembly equipment according to claim 1, which is characterized in that the suction nozzle seat and guide-localization
Damping spring is provided between vacuum slot to be used for flexible contact material, and the guide-localization vacuum slot passes through circlip and pacifies
In order to dismounting on the suction nozzle seat.
8. riveting nut automatic assembly equipment according to claim 1, which is characterized in that the Y-axis driving mechanism includes Y
Axis servo motor, and the Y-axis support plate for being driven and being moved horizontally by the Y-axis servo motor；The X2 axis driving mechanism packet
The X2 axis servo motor being mounted in the Y-axis support plate is included, the positioning fixture is by X2 axis servo motor driving and water
Translation is dynamic.
9. riveting nut automatic assembly equipment according to claim 1-8, which is characterized in that the positioning fixture
Including the internal runner plate with airflow channel and the mounting plate being mounted on the upside of the runner plate, it is provided on the mounting plate
Positioning is drifted along pin assemblies and locking assembly, and workpiece drifts along pin assemblies and locking assembly positioning setting in the peace by the positioning
In loading board.
10. riveting nut automatic assembly equipment according to claim 9, which is characterized in that described to position the pin assemblies that drift along
Including the key seat that drifts along being arranged on the mounting plate, and the pin that drifts along to drift along in key seat, the pin that drifts along are set
The inner cavity of seat is connected to the airflow channel of the runner plate；The locking assembly includes the locking being arranged on the mounting plate
Seat, is arranged in the push rod in the locking bed, and the hoodle being arranged on the locking bed side wall, the inner cavity of the locking bed
It is connected to the airflow channel of the runner plate；The locking bed is cylindrical, and the push rod has the cylindric of frustum in top
To cooperate the locking bed to be arranged, the hoodle corresponds to the frustum upper lateral part and is arranged on the locking bed side wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910459360.0A CN110064726B (en) | 2019-05-29 | Automatic assembling equipment for riveting nuts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910459360.0A CN110064726B (en) | 2019-05-29 | Automatic assembling equipment for riveting nuts |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110064726A true CN110064726A (en) | 2019-07-30 |
| CN110064726B CN110064726B (en) | 2024-06-28 |
Family
ID=
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114558977A (en) * | 2022-02-21 | 2022-05-31 | 苏州鼎睿达自动化设备有限公司 | Automatic nail feeding machine |
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| Title |
|---|
| 吴懿平等: "电子组装技术", 31 December 2006, 华中科技大学出版社, pages: 139 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114558977A (en) * | 2022-02-21 | 2022-05-31 | 苏州鼎睿达自动化设备有限公司 | Automatic nail feeding machine |
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