CN208929653U - Nut tightening device and nut tightening system with it - Google Patents
Nut tightening device and nut tightening system with it Download PDFInfo
- Publication number
- CN208929653U CN208929653U CN201821492368.4U CN201821492368U CN208929653U CN 208929653 U CN208929653 U CN 208929653U CN 201821492368 U CN201821492368 U CN 201821492368U CN 208929653 U CN208929653 U CN 208929653U
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- CN
- China
- Prior art keywords
- nut
- slide plate
- cutting ferrule
- tightening device
- predeterminated position
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Abstract
The utility model provides a kind of nut tightening device and the nut tightening system with it.The nut tightening device includes first base, slide plate, nut cutting ferrule and tightens component；Slide plate is slidably disposed in first base along preset direction；Nut cutting ferrule is rotatably installed on slide plate around its axial line, has nut card slot, the nut card slot nut to be tightened for clamping on nut cutting ferrule；Component is tightened to be arranged in first base；Wherein, slide plate has the first predeterminated position and the second predeterminated position, and when slide plate is moved to the first predeterminated position, nut card slot is aligned with nut feed mechanism to receive nut；When slide plate is moved to the second predeterminated position, tightens component and be mutually butted with nut cutting ferrule to drive the rotation of nut cutting ferrule mutually to tighten the nut being held on nut cutting ferrule with workpiece.To in copper pipe after supercooling, can quickly and efficiently nut is tightened on the pipe fitting of copper pipe.It solves the problems, such as to tighten nut efficiency on copper pipe in the prior art lower.
Description
Technical field
The utility model relates to air-conditioning fabricating tools apparatus fields, in particular to a kind of nut tightening device and tool
There is its nut tightening system.
Background technique
Nut is tightened connects copper pipe after the welding of air-conditioning manufacturing field in the pipe of copper pipe needing after cooling operations
On head.It is existing mainly by assembly line is using robotic arm and artificial nut is tightened one by one on the pipe fitting of copper pipe.From
And cause whole process efficiency lower, influence the orderly progress normally produced.
Utility model content
The main purpose of the utility model is to provide a kind of nut tightening device and with its nut tightening system, with
It at least solves the problems, such as to tighten nut efficiency on copper pipe in the prior art lower.
To achieve the goals above, first aspect according to the present utility model provides a kind of nut tightening device, packet
It includes: first base；Slide plate is slidably disposed in first base along preset direction；Nut cutting ferrule, nut cutting ferrule is around its axle center
Line is rotatably installed on slide plate, has nut card slot, the nut card slot nut to be tightened for clamping on nut cutting ferrule；It twists
Tight component is arranged in first base；Wherein, slide plate has the first predeterminated position and the second predeterminated position, and slide plate is moved to the
When one predeterminated position, nut card slot is aligned with nut feed mechanism to receive nut；When slide plate is moved to the second predeterminated position, twist
The nut and workpiece phase that tight component is mutually butted to drive the rotation of nut cutting ferrule will be held on nut cutting ferrule with nut cutting ferrule
Mutually tighten.
Further, nut cutting ferrule is multiple, and multiple nut cutting ferrules are arranged at intervals on slide plate along the extending direction of slide plate；
Wherein, tighten component be it is multiple, it is multiple tighten components and multiple nut cutting ferrules correspond it is default to be moved to second in slide plate
When position, multiple components of tightening are mutually butted to drive multiple nut cutting ferrules to rotate with multiple nut cutting ferrules.
Further, the lower section that slide plate is arranged in component is tightened, axis hole is offered on slide plate, nut tightening device also wraps
Include: connecting shaft is movably threaded through in axis hole along its axis direction, and the first end of connecting shaft is connect with nut cutting ferrule；Wherein,
Component is tightened to be mutually butted by connecting shaft and nut cutting ferrule to drive nut cutting ferrule to rotate.
Further, nut tightening device further include: lifting spring is set in connecting shaft；Wherein, the one of lifting spring
End is connect with nut cutting ferrule, and the other end of lifting spring is abutted with slide plate to make nut card when nut cutting ferrule is by pressed by external force
Set is docked by connecting shaft with component is tightened, and is made nut cutting ferrule when nut cutting ferrule loses pressed by external force and tightened component point
From.
Further, tightening component includes: servo motor, is arranged in first base, and servo motor is used to move in slide plate
It is mutually butted when moving to the second predeterminated position with the second end of connecting shaft to drive nut cutting ferrule to rotate.
Further, component is tightened further include: quick union is connected on the output shaft of servo motor, and servo motor is logical
The second end for crossing quick union and connecting shaft is mutually butted to drive nut cutting ferrule to rotate.
Further, nut tightening device further include: sliding rail, sliding rail are arranged in first base along rectilinear direction is preset；
Wherein, slide plate is slidably disposed on sliding rail.
Further, nut tightening device further include: slide plate driving motor is arranged in first base；Wherein, slide plate
Rack gear is provided on lower end surface, rack gear is arranged along the extending direction of slide plate, and slide plate driving motor is mutually nibbled by wheel and rack
It closes to drive slide plate to slide along rectilinear direction is preset.
The second aspect according to the present utility model provides a kind of nut tightening system, comprising: nut tightening device；
Nut feed mechanism, nut feed mechanism are used to nut to be tightened being delivered to nut tightening device；Piece-holder robot,
Piece-holder robot is for clamping workpiece so that workpiece is docked with the nut being delivered on nut tightening device；Wherein, nut
For device for screwing up for mutually tightening nut with workpiece, nut tightening device is above-mentioned nut tightening device.
Further, nut feed mechanism includes: second base；Nut material separating disc is arranged in second base, nut point
Charging tray is used to nut pressing linear array；Transfer block offers delivery chute, the first end and nut sub-material of delivery chute in transfer block
Disk connection, the second end of delivery chute extends to above the nut cutting ferrule of nut tightening device, in the slide plate of nut tightening device
The nut arranged is delivered to one by one in the nut card slot of each nut cutting ferrule when being moved to the first predeterminated position.
Further, the second end of delivery chute offers material spilling hole；Wherein, when slide plate is moved to the first predeterminated position, leakage
Expect that hole and nut card slot are opposite up and down, nut is delivered in nut card slot by material spilling hole.
Further, nut feed mechanism further include: vibrator is arranged in second base；Wherein, transfer block setting exists
On vibrator, vibrator is for making transfer block occur to vibrate so that the nut arranged is moved from the first end of delivery chute to second end
It is dynamic.
Further, piece-holder robot includes: robotic arm；Clamping jaw, is arranged in the end of robotic arm, and clamping jaw is used
In clamping workpiece so that workpiece is docked with the nut being delivered on nut tightening device.
Using the nut tightening device of technical solutions of the utility model, including first base, slide plate, nut cutting ferrule and tighten
Component；Slide plate is slidably disposed in first base along preset direction；Nut cutting ferrule is rotatably installed in around its axial line
On slide plate, there is nut card slot, the nut card slot nut to be tightened for clamping on nut cutting ferrule；Component is tightened to be arranged first
On pedestal；Wherein, slide plate has the first predeterminated position and the second predeterminated position, when slide plate is moved to the first predeterminated position, nut
Card slot is aligned with nut feed mechanism to receive nut；When slide plate is moved to the second predeterminated position, component and nut cutting ferrule are tightened
It is mutually butted to drive the rotation of nut cutting ferrule mutually to tighten the nut being held on nut cutting ferrule with workpiece.To in copper pipe
It, can quickly and efficiently nut is tightened on the pipe fitting of copper pipe after supercooling.It solves in the prior art on copper pipe
Tighten the lower problem of nut efficiency.
Other than objects, features and advantages described above, there are also other purposes, feature and excellent for the utility model
Point.Below with reference to figure, the utility model is described in further detail.
Detailed description of the invention
The Figure of description for constituting a part of the utility model is used to provide a further understanding of the present invention, this
The illustrative embodiments and their description of utility model do not constitute the improper limit to the utility model for explaining the utility model
It is fixed.In the accompanying drawings:
Fig. 1 is the structural schematic diagram according to the optional nut tightening device of the utility model embodiment；
Fig. 2 is the structural schematic diagram according to the nut cutting ferrule of the optional nut tightening device of the utility model embodiment；With
And
Fig. 3 is the structural schematic diagram according to the optional nut tightening system of the utility model embodiment.
Wherein, the above drawings include the following reference numerals:
10, first base；20, slide plate；21, rack gear；30, nut cutting ferrule；31, nut card slot；40, component is tightened；41, it watches
Take motor；50, connecting shaft；60, lifting spring；70, sliding rail；80, slide plate driving motor；90, second base；100, nut sub-material
Disk；110, transfer block；111, delivery chute；120, vibrator；130, robotic arm；140, clamping jaw；141, position is clamped.
Specific embodiment
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
In order to make those skilled in the art better understand the scheme of the utility model, below in conjunction with the utility model reality
The attached drawing in example is applied, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only the embodiment of the utility model a part, instead of all the embodiments.Based on the reality in the utility model
Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts is all answered
When the range for belonging to the utility model protection.
According to the nut tightening device of the utility model embodiment, as shown in Figure 1, including first base 10, slide plate 20, spiral shell
Master card covers 30 and tightens component 40；Slide plate 20 is slidably disposed in first base 10 along preset direction；Nut cutting ferrule 30 around
Its axial line is rotatably installed on slide plate 20, has nut card slot 31 on nut cutting ferrule 30, and nut card slot 31 is used for clamping
Nut to be tightened；Component 40 is tightened to be arranged in first base 10；Wherein, slide plate 20 has the first predeterminated position and second in advance
If position, when slide plate 20 is moved to the first predeterminated position, nut card slot 31 is aligned with nut feed mechanism to receive nut；Slide plate
20 when being moved to the second predeterminated position, tightens component 40 and nut cutting ferrule 30 is mutually butted to drive the rotation of nut cutting ferrule 30 with will
The nut being held on nut cutting ferrule 30 is mutually tightened with workpiece.
Using the nut tightening device of technical solutions of the utility model, including first base 10, slide plate 20, nut cutting ferrule 30
With tighten component 40；Slide plate 20 is slidably disposed in first base 10 along preset direction；Nut cutting ferrule 30 is around its axial line
It is rotatably installed on slide plate 20, there is nut card slot, the nut card slot nut to be tightened for clamping on nut cutting ferrule 30；
Component 40 is tightened to be arranged in first base 10；Wherein, slide plate 20 has the first predeterminated position and the second predeterminated position, slide plate 20
When being moved to the first predeterminated position, nut card slot is aligned with nut feed mechanism to receive nut；It is pre- that slide plate 20 is moved to second
If when position, tightening component 40 and nut cutting ferrule 30 being mutually butted to drive the rotation of nut cutting ferrule 30 will be held in nut cutting ferrule
Nut on 30 is mutually tightened with workpiece.To in copper pipe after supercooling, can quickly and efficiently nut is tightened in copper pipe
Pipe fitting on.It solves the problems, such as to tighten nut efficiency on copper pipe in the prior art lower.
When it is implemented, tightening the lower section that slide plate 20 is arranged in component 40, the upper end of first base 10 is provided with supporting surface
Plate offers aperture on support panel, so that the driving portion for tightening component 40 be enable to dock with nut cutting ferrule 30 to drive
Nut cutting ferrule 30 rotates.
Work is tightened in order to once realize multiple nuts, so that improving nut tightens efficiency, further, nut
Cutting ferrule 30 and tighten component 40 be it is multiple, multiple nut cutting ferrules 30 are arranged at intervals on slide plate 20 along the extending direction of slide plate 20
On, multiple component 40 and multiple nut cutting ferrules 30 tightened are corresponded with when slide plate 20 is moved to the second predeterminated position, multiple
It tightens component 40 and multiple nut cutting ferrules 30 is mutually butted to drive multiple nut cutting ferrules 30 to rotate.
It tightens component 40 and the accurate rapid abutting joint of nut cutting ferrule 30 in order to realize and separates, further, such as Fig. 1 and Fig. 2
It is shown, axis hole is offered on slide plate 20, nut tightening device further includes connecting shaft 50 and lifting spring 60, and connecting shaft 50 is along its axis
Line direction is movably threaded through in axis hole, and the first end of connecting shaft 50 is fixedly connected with nut cutting ferrule 30, connecting shaft 50 it is straight
Diameter is less than the diameter of nut cutting ferrule 30, to form step structure in the junction of connecting shaft 50 and nut cutting ferrule 30, goes up and down bullet
Spring 60 is set in connecting shaft 50；Wherein, one end of lifting spring 60 is fastened on the Step-edge Junction of connecting shaft 50 Yu nut cutting ferrule 30
Structure position is simultaneously connect with nut cutting ferrule 30, and the other end of lifting spring 60 is abutted with slide plate 20.It is default that slide plate 20 is moved to second
When position, each axis hole on slide plate 20 is aligned with each aperture on the support panel of first base 10, and nut cutting ferrule 30 exists
Pass through connecting shaft 50 on the support panel of the axis hole and first base 10 on slide plate 20
Aperture is docked with component 40 is tightened, and combination is tightened with nut and workpiece in nut rundown process, in lifting spring 60
Connecting shaft 50 can be made to be gradually disengaged with component 40 is tightened under effect.
Tightening component 40 includes servo motor 41 and quick union, and the supporting surface of first base 10 is arranged in servo motor 41
The lower part of plate, quick union are connected on the output shaft of servo motor 41, quick union can with connecting shaft 50 realize dock and
Separation, when slide plate 20 is moved to the second predeterminated position, nut cutting ferrule 30 by downward pressed by external force, make quick union with connect
The second end of axis 50 is mutually butted, so that servo motor 41 be made to deliver torque to nut card by quick union and connecting shaft 50
Set 30 is to drive the rotation of nut cutting ferrule 30 thus by the pipe of nut and copper pipe to be tightened in the nut card slot 31 of nut cutting ferrule 30
Connector is mutually tightened.During nut is tightened, as the pipe fitting of nut and copper pipe is gradually tightened, the physical length of the two
It gradually tapers up, correspondingly, under the action of lifting spring 60, nut cutting ferrule 30 is gradually pushed up upwards together with connecting shaft 50, works as top
When to certain position, the pipe fitting of nut and copper pipe is mutually tightened, and connecting shaft 50 is separated with quick union, is twisted to complete nut
Tight work.
In order to drive slide plate 20 to be quickly converted between the first predeterminated position and the second predeterminated position, further, nut
Device for screwing up further includes sliding rail 70 and slide plate driving motor 80, and sliding rail 70 is arranged in first base 10 along default rectilinear direction,
Slide plate 20 is slidably disposed on sliding rail 70；Slide plate driving motor 80 is arranged in first base 10；Wherein, under slide plate 20
Rack gear 21 is provided on end face, rack gear 21 is arranged along the extending direction of slide plate 20, and slide plate driving motor 80 passes through wheel and rack
21 intermeshings are to drive slide plate 20 to slide along default rectilinear direction to cut between the first predeterminated position and the second predeterminated position
Change place is to carry out feeding and tighten two courses of work.
The second aspect according to the present utility model provides a kind of nut tightening system, which includes
Nut tightening device, nut feeding structure and piece-holder robot, nut tightening device are that the nut of above-described embodiment is tightened
Device.Nut feed mechanism is used to nut to be tightened being delivered to nut tightening device；Piece-holder robot is for clamping
Workpiece is so that workpiece is docked with the nut being delivered on nut tightening device；Wherein, nut tightening device is used for nut and work
Part is mutually tightened,.
Specifically, as shown in figure 3, nut feed mechanism includes second base 90, nut material separating disc 100 and transfer block 110,
Nut material separating disc 100 is arranged in second base 90, and nut material separating disc 100 is helical structure, by getting rid of the nut poured into
To make nut to be tightened by linear array in the sliding slot at edge；Delivery chute 111, delivery chute are offered in transfer block 110
111 first end is connected to nut material separating disc 100, and the second end of delivery chute 111 extends to the nut cutting ferrule of nut tightening device
30 tops are additionally provided with vibrator 120 in second base 90, and transfer block 110 is arranged on vibrator 120, and vibrator 120 is used
In make transfer block 110 occur vibration to make the nut arranged by nut material separating disc 100 from the first end of delivery chute 111 to
Second end gradually moves.The second end of delivery chute 111 offers material spilling hole；Wherein, when slide plate 20 is moved to the first predeterminated position,
Material spilling hole and about 31 nut card slot are opposite, and nut is delivered in nut card slot 31 by material spilling hole.
Since nut cutting ferrule 30 is multiple, and delivery chute 111 is one, in order to carry out to each nut cutting ferrule 30
Material, the first predeterminated position of slide plate 20 be it is multiple, i.e., the upper discharge position of nut cutting ferrule 30 is multiple, and slide plate 20 is by the second default position
It sets and is moved to the first different predeterminated positions in order to carry out feeding, each nut cutting ferrule 30 to each nut cutting ferrule 30
After completing feeding, slide plate 20 is directly moved to the second predeterminated position by the last one first predeterminated position and is tightened with carrying out nut
Work.
Piece-holder robot includes robotic arm 130 and clamping jaw 140, and the end of robotic arm 130 is arranged in clamping jaw 140
Portion, clamping jaw 140 is for clamping workpiece so that workpiece is docked with the nut being delivered on nut tightening device.Specifically, clamping jaw 140
End is set side by side with multiple clamping positions 141, and each clamping position 141 is for clamping a copper pipe, multiple clamping positions 141 and nut
Multiple nut cutting ferrules 30 of device for screwing up correspond to each other, when slide plate 20 is moved to the second predeterminated position, in robotic arm 130
Under effect, more copper pipes on each clamping position 141 are mutually aligned and press with multiple nut cutting ferrules 30, make nut tightening device
Tighten component 40 and nut cutting ferrule 30 is mutually butted to drive nut cutting ferrule 30 to rotate, thus by each nut cutting ferrule 30
Multiple nuts simultaneously be tightened on the pipe fitting of more copper pipes.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (13)
1. a kind of nut tightening device characterized by comprising
First base (10)；
Slide plate (20) is slidably disposed on the first base (10) along preset direction；
Nut cutting ferrule (30), the nut cutting ferrule (30) is rotatably installed on the slide plate (20) around its axial line, described
There are nut card slot (31) on nut cutting ferrule (30), the nut card slot (31) nut to be tightened for clamping；
It tightens component (40), is arranged on the first base (10)；
Wherein, the slide plate (20) has the first predeterminated position and the second predeterminated position, and the slide plate (20) is moved to described the
When one predeterminated position, the nut card slot (31) is aligned to receive the nut with nut feed mechanism；The slide plate (20) is moved
It is described to tighten component (40) and the nut cutting ferrule (30) is mutually butted to drive the spiral shell when moving to second predeterminated position
Master card set (30) is rotated mutually to tighten the nut being held on the nut cutting ferrule (30) with workpiece.
2. nut tightening device according to claim 1, which is characterized in that the nut cutting ferrule (30) be it is multiple, it is multiple
The nut cutting ferrule (30) is arranged at intervals on the slide plate (20) along the extending direction of the slide plate (20)；
Wherein, it is described tighten component (40) be it is multiple, it is multiple described to tighten component (40) and multiple nut cutting ferrules (30) one
One is corresponding with when the slide plate (20) is moved to second predeterminated position, it is multiple it is described tighten component (40) with it is multiple described
Nut cutting ferrule (30) is mutually butted to drive multiple nut cutting ferrule (30) rotations.
3. nut tightening device according to claim 1, which is characterized in that described tighten component (40) are arranged in the cunning
The lower section of plate (20) offers axis hole, the nut tightening device on the slide plate (20) further include:
Connecting shaft (50), is movably threaded through in the axis hole along its axis direction, the first end of the connecting shaft (50) with
Nut cutting ferrule (30) connection；
Wherein, the component (40) of tightening is mutually butted by the connecting shaft (50) and the nut cutting ferrule (30) to drive
State nut cutting ferrule (30) rotation.
4. nut tightening device according to claim 3, which is characterized in that the nut tightening device further include:
Lifting spring (60) is set on the connecting shaft (50)；
Wherein, one end of the lifting spring (60) is connect with the nut cutting ferrule (30), the lifting spring (60) it is another
End is abutted with the slide plate (20) pass through the nut cutting ferrule (30) when the nut cutting ferrule (30) is by pressed by external force
The connecting shaft (50) is docked with the component (40) of tightening, and makes institute when the nut cutting ferrule (30) loses pressed by external force
Nut cutting ferrule (30) is stated to separate with the component (40) of tightening.
5. nut tightening device according to claim 3, which is characterized in that the component (40) of tightening includes:
Servo motor (41) is arranged on first base (10), and the servo motor (41) is used for mobile in the slide plate (20)
It is mutually butted when to second predeterminated position with the second end of the connecting shaft (50) to drive the nut cutting ferrule (30) to revolve
Turn.
6. nut tightening device according to claim 5, which is characterized in that described to tighten component (40) further include:
Quick union is connected on the output shaft of the servo motor (41), and the servo motor (41) is connect fastly by described
The second end of head and the connecting shaft (50) is mutually butted to drive the nut cutting ferrule (30) to rotate.
7. nut tightening device according to claim 1, which is characterized in that the nut tightening device further include:
Sliding rail (70), the sliding rail (70) are arranged on the first base (10) along default rectilinear direction；
Wherein, the slide plate (20) is slidably disposed on the sliding rail (70).
8. nut tightening device according to claim 1, which is characterized in that the nut tightening device further include:
Slide plate driving motor (80) is arranged on the first base (10)；
Wherein, it is provided with rack gear (21) on the lower end surface of the slide plate (20), rack gear (21) the prolonging along the slide plate (20)
Direction setting is stretched, the slide plate driving motor (80) is intermeshed by gear and the rack gear (21) to drive the slide plate
(20) it is slided along default rectilinear direction.
9. a kind of nut tightening system characterized by comprising
Nut tightening device；
Nut feed mechanism, the nut feed mechanism are used to nut to be tightened being delivered to the nut tightening device；
Piece-holder robot, the piece-holder robot are used for clamping workpiece so as to the workpiece and be delivered to the nut
Nut docking on device for screwing up；
Wherein, for mutually tightening the nut and the workpiece, the nut tightening device is the nut tightening device
Nut tightening device described in any item of the claim 1 to 8.
10. nut tightening system according to claim 9, which is characterized in that the nut feed mechanism includes:
Second base (90)；
Nut material separating disc (100) is arranged on the second base (90), and the nut material separating disc (100) is used for the spiral shell
Mother presses linear array；
Transfer block (110) offers delivery chute (111) on the transfer block (110), the first end of the delivery chute (111) with
Nut material separating disc (100) connection, the second end of the delivery chute (111) extend to the nut card of the nut tightening device
It covers above (30), with the spiral shell that will be arranged when the slide plate of the nut tightening device (20) is moved to the first predeterminated position
Mother is delivered to one by one in the nut card slot (31) of each nut cutting ferrule (30).
11. nut tightening system according to claim 10, which is characterized in that the second end of the delivery chute (111) is opened
Equipped with material spilling hole；
Wherein, when the slide plate (20) is moved to the first predeterminated position, the material spilling hole and the nut card slot (31) phase up and down
It is right, the nut is delivered in the nut card slot (31) by the material spilling hole.
12. nut tightening system according to claim 10, which is characterized in that the nut feed mechanism further include:
Vibrator (120) is arranged on the second base (90)；
Wherein, the transfer block (110) is arranged on the vibrator (120), and the vibrator (120) is for making the conveying
Block (110) occurs to vibrate so that the nut arranged is mobile from the first end of the delivery chute (111) to second end.
13. nut tightening system according to claim 9, which is characterized in that the piece-holder robot includes:
Robotic arm (130)；
Clamping jaw (140), setting is in the end of the robotic arm (130), and the clamping jaw (140) is for clamping workpiece so that described
Workpiece is docked with the nut being delivered on the nut tightening device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821492368.4U CN208929653U (en) | 2018-09-12 | 2018-09-12 | Nut tightening device and nut tightening system with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821492368.4U CN208929653U (en) | 2018-09-12 | 2018-09-12 | Nut tightening device and nut tightening system with it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208929653U true CN208929653U (en) | 2019-06-04 |
Family
ID=66720773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821492368.4U Expired - Fee Related CN208929653U (en) | 2018-09-12 | 2018-09-12 | Nut tightening device and nut tightening system with it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208929653U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108838667A (en) * | 2018-09-12 | 2018-11-20 | 珠海格力智能装备有限公司 | Nut tightening device and nut tightening system with it |
-
2018
- 2018-09-12 CN CN201821492368.4U patent/CN208929653U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108838667A (en) * | 2018-09-12 | 2018-11-20 | 珠海格力智能装备有限公司 | Nut tightening device and nut tightening system with it |
| CN108838667B (en) * | 2018-09-12 | 2024-04-02 | 珠海格力智能装备有限公司 | Nut tightening device and nut tightening system with same |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190604 Termination date: 20210912 |
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| CF01 | Termination of patent right due to non-payment of annual fee |