CN208601149U - A kind of screw propulsion clamping device for the cutting of bearing holder (housing, cover) outer wall - Google Patents
A kind of screw propulsion clamping device for the cutting of bearing holder (housing, cover) outer wall Download PDFInfo
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- CN208601149U CN208601149U CN201821447876.0U CN201821447876U CN208601149U CN 208601149 U CN208601149 U CN 208601149U CN 201821447876 U CN201821447876 U CN 201821447876U CN 208601149 U CN208601149 U CN 208601149U
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Abstract
The utility model relates to field of bearings, and in particular to a kind of screw propulsion clamping device for the cutting of bearing holder (housing, cover) outer wall, including bearing holder (housing, cover) clamp system and bearing holder (housing, cover) propulsive mechanism；Bearing holder (housing, cover) clamp system includes: shell I, central gear, bull stick, clamping element, motor I；The quantity of clamping element is two, is symmetrical arranged centered on shell I, and clamping element includes: rack gear seat, deck, clamps top pillar, fixed guide column；Bearing holder (housing, cover) propulsive mechanism includes: shell II, helical gear I, helical gear II, motor II, fixed block, screw propulsion item；It is rotated by bearing holder (housing, cover) propulsive mechanism by motor II when use and the bearing holder (housing, cover) being placed on two screw propulsion items is subjected to feeding, and bearing holder (housing, cover) is clamped by two clamping top pillars, and fixed guide column is successively driven by motor I, clamps top pillar, bearing holder (housing, cover) rotation, the outer wall of bearing holder (housing, cover) is cut by external cutter, realize Continuous maching cutting, processing efficiency is improved, it is simple and convenient practical.
Description
Technical field
The utility model relates to field of bearings, in particular to a kind of screw propulsion for the cutting of bearing holder (housing, cover) outer wall
Clamping device.
Background technique
Bearing is that component that is fixed and reducing load coefficient of friction is played in mechanical transmission course.It may also be said that when other
Parts are when generating relative motion each other on axis, for reducing coefficient of friction and the holding shaft center in power transmission process
Fixed parts.Bearing is a kind of very important components in contemporary mechanical equipment.Its major function is the mechanical rotation of support
Swivel, to reduce mechanical load coefficient of friction of the equipment in transmission process.The meeting when very little of gap between shaft and outer tube
Using smooth Casing bearing be inserted between use as bearing.
Bearing ring needs to cut outer wall in processing, so as to produce the axis of all size model
It holds.But generally stepped up using unilateral top pillar propulsion mode when carrying out machining operation generally for bearing holder (housing, cover) outer wall at present
It is fixed, it will cause certain influence to the concentricity of bearing holder (housing, cover), and currently without effective bearing feeding mechanism, need worker
It places manually and is then clamped fixation at top pillar, strong influence efficiency can not quickly Continuous maching cutting.
Summary of the invention
To solve the above problems, continuously bearing holder (housing, cover) can be cut the purpose of this utility model is to provide one kind
Screw propulsion clamping device for the cutting of bearing holder (housing, cover) outer wall.
The purpose of this utility model is achieved through the following technical solutions:
A kind of screw propulsion clamping device for the cutting of bearing holder (housing, cover) outer wall provided by the utility model, including bearing holder (housing, cover) folder
Tight mechanism and bearing holder (housing, cover) propulsive mechanism；Bearing holder (housing, cover) clamp system includes: shell I, central gear, bull stick, clamping element, motor I；Folder
The quantity of tight part is two, is symmetrical arranged centered on shell I, and clamping element includes: rack gear seat, deck, clamp top pillar, fixation is led
Xiang Zhu；Bearing holder (housing, cover) propulsive mechanism includes: shell II, helical gear I, helical gear II, motor II, fixed block, screw propulsion item；
Central gear is rotatably arranged in shell I, and rack segments are provided on rack gear seat, and two rack gear seats are arranged in parallel
It is engaged in shell I and through rack segments with central gear, it is outer and right centered on central gear that two rack gear seats stretch out shell I
Claim, bull stick is rotatably arranged on shell I and connect with central gear, and the portion that rack gear seat stretches out outside shell I is arranged in deck
Point, clamping top pillar activity is fastened on deck and the axis of two clamping top pillars are overlapped, and it clamps and offers feather key hole on top pillar, Gu
Determine guide post to be mounted in feather key hole by feather key, motor I is connected by power with fixed guide column；
Helical gear I, helical gear II are rotatably arranged in shell II and are meshed, and motor II is arranged on shell II simultaneously
Be connected by power with helical gear I, fixed block, screw propulsion item quantity be two, two fixed blocks are separately positioned on helical gear
I, on helical gear II and outside stretching shell II, the end of two screw propulsion items is connected to two fixed blocks and stretches out shells II
Outer part；Screw propulsion item is the spiral bar of no elastic deformation, is provided with the spiral section of identical joint number on screw propulsion item, two
A screw propulsion item is symmetrical arranged with the engagement place of helical gear I, helical gear II.
Further, U-shaped card slot is offered on deck, is clamped and is provided with recess step, recess step active card on top pillar
It is located in U-shaped card slot.
Further, U-shaped card slot is semicircular arc-shaped.
Further, the end for clamping top pillar is provided for head into the both ends through-hole of bearing holder (housing, cover) the circular cone of clamping
Section.
Further, conical section is the cone structure of cone.
Further, rack gear seat is L-shaped, and one section of L-type rack gear seat is rack segments, and another section is vertical bending section, L-type tooth
The vertical bending section of item seat is bent to I center line of shell, one side direction, and deck is arranged on vertical bending section.
Further, central gear articulated shaft is connected between bull stick and central gear, central gear articulated shaft can be rotated
Ground is arranged on shell I.
Further, bull stick is T-type.
Further, it is provided with guide block structure in shell I, guide block structure is formed in shell I there are two guide rail, and two
A rack segments, which respectively correspond, to be arranged in two guide rails.
Further, fixed block is cylindric.
In the screw propulsion clamping device for the cutting of bearing holder (housing, cover) outer wall of the utility model, led to by bearing holder (housing, cover) propulsive mechanism
It crosses the rotation of motor II and the bearing holder (housing, cover) being placed on two screw propulsion items is subjected to feeding, and by two clamping top pillars to bearing holder (housing, cover)
It is clamped, and fixed guide column is successively driven by motor I, clamps top pillar, bearing holder (housing, cover) rotation, by external cutter to bearing
The outer wall of set is cut, and realizes Continuous maching cutting, improves processing efficiency, simple and convenient practical.
Detailed description of the invention
Attached drawing described herein is used to provide a further understanding of the present invention, and is constituted part of this application,
The exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the improper of the utility model
It limits.In the accompanying drawings:
Fig. 1 is structure chart of the utility model for the screw propulsion clamping device of bearing holder (housing, cover) outer wall cutting；
Fig. 2 is front view of the utility model for the screw propulsion clamping device of bearing holder (housing, cover) outer wall cutting；
Fig. 3 is the screw propulsion clamping device centre bearer bush clamp system that the utility model is used for the cutting of bearing holder (housing, cover) outer wall
Cutaway view；
Fig. 4 is the screw propulsion clamping device centre bearer bush propulsive mechanism that the utility model is used for the cutting of bearing holder (housing, cover) outer wall
Structure chart；
Fig. 5 is the screw propulsion clamping device centre bearer bush propulsive mechanism that the utility model is used for the cutting of bearing holder (housing, cover) outer wall
Front view；
Fig. 6 is the screw propulsion clamping device centre bearer bush propulsive mechanism that the utility model is used for the cutting of bearing holder (housing, cover) outer wall
Cutaway view；
Wherein appended drawing reference are as follows: 1, shell I；2, central gear；3, bull stick；4, rack gear seat；5, deck；6, top pillar is clamped；
7, fixed guide column；8, shell II；9, helical gear I；10, helical gear II；11, motor II；12, fixed block；13, screw propulsion
Item；14, U-shaped card slot；15, recess step；16, central gear articulated shaft；17, guide block structure；18, guide rail；19, bearing holder (housing, cover)；
20, cutter.
Specific embodiment
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.
As shown in Figures 1 to 6, a kind of screw propulsion for the cutting of bearing holder (housing, cover) outer wall of the utility model embodiment clamps dress
It sets, including bearing holder (housing, cover) clamp system and bearing holder (housing, cover) propulsive mechanism；Bearing holder (housing, cover) clamp system includes: shell I 1, central gear 2, turns
Bar 3, clamping element, motor I；The quantity of clamping element is two, is symmetrical arranged centered on shell I 1, clamping element includes: rack gear seat
4, deck 5, clamping top pillar 6, fixed guide column 7；Bearing holder (housing, cover) propulsive mechanism include: shell II 8, helical gear I 9, helical gear II 10,
Motor II 11, fixed block 12, screw propulsion item 13；
Central gear 2 is rotatably arranged in shell I 1, and rack segments are provided on rack gear seat 4, and two rack gear seats 4 are parallel
It is arranged in shell I 1 and is engaged by rack segments with central gear 2, two rack gear seats 4 stretches out outside shell I 1 and with central gear
Symmetrical centered on 2, bull stick 3 is rotatably arranged on shell I 1 and connect with central gear 2, and the setting of deck 5 is stretched in rack gear seat 4
Part outside shell I 1 out, clamping 6 activity of top pillar is fastened on deck 5 and the axis of two clamping top pillars 6 are overlapped, and clamps top pillar
Feather key hole is offered on 6, fixed guide column 7 is mounted in feather key hole by feather key, and motor I is connected by power with fixed guide column 7；
Helical gear I 9, helical gear II 10 are rotatably arranged in shell II 8 and are meshed, and motor II 11 is arranged in shell
Be connected by power on II 8 and with helical gear I 9, fixed block 12, screw propulsion item 13 quantity be two, two fixed blocks 12 divide
It on helical gear I 9, helical gear II 10 and She Zhi not stretch out outside shell II 8, the end of two screw propulsion items 13 is connected to
Two fixed blocks 12 stretch out the part outside shell II 8；Screw propulsion item 13 is the spiral bar of no elastic deformation, screw propulsion item 13
On be provided with the spiral section of identical joint number, two screw propulsion items 13 are symmetrically set with the engagement place of helical gear I 9, helical gear II 10
It sets.
Specifically, fixed inside shell II 8 in bearing holder (housing, cover) propulsive mechanism, there are two intermeshing helical gear I 9 and helical teeth
II 10 are taken turns, two helical gears are hinged in II 8 inside of shell, and wherein the articulated shaft of helical gear I 9 extends II 8 outside of shell simultaneously
It is fixedly and coaxially connected motor II 11, the opening of motor II 11 can drive helical gear I 9 to rotate, and helical gear I 9 can drive helical gear II
10 rotations, so that two helical gears are synchronized and rotated towards each other, are respectively arranged with and helical gear I 9 and helical gear II outside shell II 8
10 fixed blocks 12 being fixedly and coaxially connected, are symmetrically fixedly connected with screw propulsion item 13 on the periphery of two fixed blocks 12,
Screw propulsion item 13 is the spiral bar of no elastic deformation's characteristic, and the spiral outer diameter of two spiral bars is consistent with screw pitch, and
The shape for the screw propulsion item 13 being fixedly connected on two fixed blocks 12 remains bilateral symmetry.Above-mentioned setting is so that spiral pushes away
Each lower spiral section of section can be located at the left and right sides and hold up to same to bearing holder (housing, cover) 19 in the level height of ingoing silver 13.
When motor II 11 rotates, motor II 11 drives helical gear I 9 to rotate towards each other with helical gear II 10, synchronizes and passes through it
Corresponding fixed block 12 drives screw propulsion item 13 to carry out oppositely oriented rotation, because the geometry of 13 helix of screw propulsion item is special
Property, lifted up on the 13 lower spiral section of each section of screw propulsion item to preceding propulsion on bearing holder (housing, cover) 19, in screw propulsion item
13 spiral end-position is two 6 middle positions of clamping top pillar of bearing holder (housing, cover) clamp system.
In the screw propulsion clamping device for the cutting of bearing holder (housing, cover) outer wall of the utility model, led to by bearing holder (housing, cover) propulsive mechanism
The progress feeding of the bearing holder (housing, cover) on two screw propulsion items 13 19 will be placed on by crossing the rotation of motor II 11, and by two clamping top pillars 6
Bearing holder (housing, cover) 19 is clamped, and fixed guide column 7 is successively driven by motor I, clamps top pillar 6, the rotation of bearing holder (housing, cover) 19, by outer
The cutter 20 in portion cuts the outer wall of bearing holder (housing, cover) 19, realizes Continuous maching cutting, improves processing efficiency, simple and convenient reality
With.
In as a preferred technical scheme, U-shaped card slot 14 is offered on deck 5, is clamped and is provided with recess step on top pillar 6
15,15 activity of recess step is fastened in U-shaped card slot 14.U-shaped card slot 14 is preferably semicircular arc-shaped.It is vertical in the L-type of rack gear seat 4
Bending segment is fixedly connected with deck 5, and it is the U-shaped card slot 14 of semicircular arc-shaped that the design of 5 upper end of deck, which has bottom surface, two decks 5 it is U-shaped
14 center line of card slot keeps being overlapped.Setting card, which has, inside the U-shaped card slot 14 of deck 5 clamps top pillar 6, clamps top pillar 6 in U-shaped card
14 Position Design of slot is the lesser recess step 15 of outer diameter for the progress clamping fixed of deck 5.
14 center line of U-shaped card slot of two decks 5 keeps being overlapped the axis coincidence so that clamping top pillar 6, ensure that and is pressed from both sides
The concentricity of mandrel bearing sleeve 19.The central interior that top pillar 6 is clamped at two, which axially runs through, fixed guide column 7, fixed guide
One or several guide grooves are distributed in 7 outer wall even circumferential of column, while the outboard end of fixed guide column 7 and extraneous motor I are solid
It is fixed to connect, it can be driven when motor I rotates and clamp the synchronous rotation of top pillar 6, so as to guarantee to move axially when clamping top pillar 6
When clamp top pillar 6 drive 19 synchronous high-speed of bearing holder (housing, cover) rotation.When the clamping top pillar 6 at both ends presss from both sides the bearing holder (housing, cover) 19 that outer wall waits for
When tight and when bearing holder (housing, cover) 19 being driven to rotate, 19 outer circumferential walls of bearing holder (housing, cover) can be cut by cutting tool 20.
In as a preferred technical scheme, clamp top pillar 6 end be provided for the both ends through-hole of bearing holder (housing, cover) 19 into
Row heads into the conical section of clamping.Conical section is the cone structure of cone.Cone is designed as in the inner end for clamping top pillar 6
Cone structure, the conical section for clamping top pillar 6 convenient for two carry out heading into clamping to the both ends through-hole of bearing holder (housing, cover) 19.
In as a preferred technical scheme, rack gear seat 4 is L-shaped, and one section of L-type rack gear seat 4 is rack segments, and another section is vertical
The vertical bending section of straight bending section, L-type rack gear seat 4 is bent to I 1 center line of shell, one side direction, and deck 5 is arranged vertical
On bending section.With the centrosymmetric L-type tooth of central gear 2 there are two being engaged respectively in the two sides of I 1 inside center gear 2 of shell
Item seat 4,4 one sections of L-type rack gear seat are rack segments, and the other end is vertical bending section, and the vertical bending section of L-type rack gear seat 4 is to shell
I 1 center line of body, one side direction is bent.
In as a preferred technical scheme, central gear articulated shaft 16, center are connected between bull stick 3 and central gear 2
Gear articulated shaft 16 is rotatably arranged on shell I 1.The present apparatus is mainly by bearing holder (housing, cover) propulsive mechanism and bearing holder (housing, cover) clamp system
Composition, the I 1 bosom position of shell of bearing holder (housing, cover) clamp system are hinged with central gear 2, and central gear articulated shaft 16 is from below
Extend outside shell I 1.
In as a preferred technical scheme, bull stick 3 is T-type.In the fixed company in 16 end of central gear articulated shaft extended
It is connected to T-type bull stick 3, T-type bull stick 3 can control the rotation of central gear 2.
In as a preferred technical scheme, guide block structure 17 is provided in shell I 1, guide block structure 17 is in shell I 1
There are two guide rail 18, two rack segments, which respectively correspond, to be arranged in two guide rails 18 for interior formation.Two are arranged inside shell I 1
Guide block structure 17 corresponding with the rack segments of rack gear seat 4 allows rack gear seat 4 in the engagement lower edge two of central gear 2
Hold rectilinear direction mobile.
In as a preferred technical scheme, fixed block 12 be it is cylindric, match with helical gear shape, convenient for transmission.
When needing to bearing holder (housing, cover) 19, will be placed in bearing holder (housing, cover) 19 at the low segmental arc of every section spiral of screw propulsion item 13,
Motor II 11 is opened, motor II 11 drives helical gear I 9 to rotate towards each other with helical gear II 10, and screw propulsion item 13 carries out rotation direction phase
Anti- rotation, so that is lifted up on two screw propulsion items 13 pushes ahead to bearing holder (housing, cover) 19, when front end is to bearing holder (housing, cover) 19
When being advanced into the axial location for clamping top pillar 6, bull stick 3 is rotated, bull stick 3 drives central gear 2 to rotate, and central gear 2 drives shell
The rack gear seat 4 that the inside of body I 1 is engaged with 2 two sides of central gear move towards it is close, when the conical section of two sides clamping 6 front end of top pillar
When treating bearing holder (housing, cover) 19 and being fixedly clamped, the extraneous motor I of 7 outer end of fixed guide column connection, which is opened, drives 7 high speed of fixed guide column
Rotation, fixed guide column 7, which drives, clamps the rotation of top pillar 6, finally drives and is clamped the rotation of 19 synchronous high-speed of bearing holder (housing, cover), at this time cutter
20 cut close to 19 outer peripheral surface of bearing holder (housing, cover) of height rotation.
After current bearing holder (housing, cover) 19, cutter 20 of retreating closes extraneous motor I, and bearing holder (housing, cover) 19 stops operating, rotates backward
Bull stick 3 makes the clamping top pillar 6 of 19 two sides of bearing holder (housing, cover) while backing out, and manufactured bearing holder (housing, cover) 19 is fallen into collecting box, then
Screw propulsion item 13 drives next center for pushing to bearing holder (housing, cover) 19 and clamping top pillar 6 at this time, and then repeatedly aforesaid operations, make
Obtaining can continuously carry out to bearing holder (housing, cover) 19.
The innovative point and beneficial effect of the utility model at least that:
1. clamping top pillar 6 to be stuck on deck 5, deck 5 is engaged with the rack segments of the rack gear seat 4 of two sides with central gear 2,
It is moved towards by the clamping top pillar 6 that central gear 2 controls both ends while clamping fixed is carried out to the both ends of bearing holder (housing, cover) 19, it can
Make 19 position of bearing holder (housing, cover) from start to finish will not ensure that bearing holder (housing, cover) 19 presss from both sides along axial variation by way of the clamping simultaneously of both ends
Concentricity when tight.
2. intermeshing two helical gears are fixedly connected with two symmetrically arranged spirals by corresponding fixed block 12
Item 13 is promoted, screw propulsion item 13 is provided with the spiral section of identical joint number.When two screw propulsion items 13 rotate towards each other simultaneously
Bearing holder (housing, cover) 19 can be driven at the uniform velocity to push ahead always, feeding speed remains stable.
3. clamping through there is fixed guide column 7 inside top pillar 6,7 pairs of fixed guide column clamp the work that top pillar 6 plays control rotation
With, can be driven when fixed guide column 7 follows extraneous motor high speed rotation clamp top pillar 6 rotate synchronously.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (10)
1. a kind of screw propulsion clamping device for the cutting of bearing holder (housing, cover) outer wall, which is characterized in that including bearing holder (housing, cover) clamp system
And bearing holder (housing, cover) propulsive mechanism；The bearing holder (housing, cover) clamp system includes: shell I, central gear, bull stick, clamping element, motor I；It is described
The quantity of clamping element is two, is symmetrical arranged centered on the shell I, the clamping element includes: rack gear seat, deck, clamping
Top pillar, fixed guide column；The bearing holder (housing, cover) propulsive mechanism include: shell II, helical gear I, helical gear II, motor II, fixed block,
Screw propulsion item；
The central gear is rotatably arranged in the shell I, and rack segments, two teeth are provided on the rack gear seat
Item seat is arranged in parallel in the shell I and is engaged by the rack segments with the central gear, and two rack gear seats are stretched
The shell I is outer and symmetrical centered on the central gear out, the bull stick be rotatably arranged on the shell I and with
The part that the rack gear seat stretches out outside the shell I is arranged in the central gear connection, the deck, and the clamping top pillar is living
It is dynamic to be fastened on the deck and two axis for clamping top pillars are overlapped, feather key hole, institute are offered on the clamping top pillar
It states fixed guide column to be mounted in the feather key hole by feather key, the motor I is connected by power with the fixed guide column；
The helical gear I, helical gear II are rotatably arranged in the shell II and are meshed, and the motor II is arranged in institute
State on shell II and be connected by power with the helical gear I, the fixed block, screw propulsion item quantity be two, two institutes
Fixed block is stated to be separately positioned on the helical gear I, on helical gear II and stretch out outside the shell II, two screw propulsion items
End be connected to the part that two fixed blocks stretch out outside the shell II；The screw propulsion item is nonelastic change
The spiral bar of shape, is provided with the spiral section of identical joint number on the screw propulsion item, two screw propulsion items with it is described tiltedly
Gear I, the engagement place of helical gear II are arranged symmetrically.
2. the apparatus according to claim 1, which is characterized in that offer U-shaped card slot, the clamping top pillar on the deck
On be provided with recess step, the recess step activity is fastened in the U-shaped card slot.
3. the apparatus of claim 2, which is characterized in that the U-shaped card slot is semicircular arc-shaped.
4. the apparatus according to claim 1, which is characterized in that the end for clamping top pillar is provided for bearing holder (housing, cover)
Both ends through-hole head into the conical section of clamping.
5. device according to claim 4, which is characterized in that the conical section is the cone structure of cone.
6. the apparatus according to claim 1, which is characterized in that the rack gear seat is L-shaped, and one section of rack gear seat described in L-type
For the rack segments, another section is vertical bending section, and the vertical bending section of rack gear seat described in L-type is to I center line one of shell
Side direction is bent, and the deck is arranged on the vertical bending section.
7. the apparatus according to claim 1, which is characterized in that be connected with center between the bull stick and the central gear
Gear articulated shaft, the central gear articulated shaft are rotatably arranged on the shell I.
8. device according to claim 7, which is characterized in that the bull stick is T-type.
9. the apparatus according to claim 1, which is characterized in that be provided with guide block structure, the guiding in the shell I
Block structure is formed in the shell I there are two guide rail, and two rack segments, which respectively correspond, to be arranged in two guide rails.
10. the apparatus according to claim 1, which is characterized in that the fixed block is cylindric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821447876.0U CN208601149U (en) | 2018-09-05 | 2018-09-05 | A kind of screw propulsion clamping device for the cutting of bearing holder (housing, cover) outer wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821447876.0U CN208601149U (en) | 2018-09-05 | 2018-09-05 | A kind of screw propulsion clamping device for the cutting of bearing holder (housing, cover) outer wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208601149U true CN208601149U (en) | 2019-03-15 |
Family
ID=65680566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821447876.0U Active CN208601149U (en) | 2018-09-05 | 2018-09-05 | A kind of screw propulsion clamping device for the cutting of bearing holder (housing, cover) outer wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208601149U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112193416A (en) * | 2020-09-29 | 2021-01-08 | 北京二郎神科技有限公司 | Unmanned aerial vehicle and logistics distribution system |
| CN114227322A (en) * | 2022-01-10 | 2022-03-25 | 宁波招宝磁业有限公司 | Magnetic steel center positioning and clamping tool |
| CN114393466A (en) * | 2022-02-16 | 2022-04-26 | 沈阳 | Spring finish machining device |
-
2018
- 2018-09-05 CN CN201821447876.0U patent/CN208601149U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112193416A (en) * | 2020-09-29 | 2021-01-08 | 北京二郎神科技有限公司 | Unmanned aerial vehicle and logistics distribution system |
| CN114227322A (en) * | 2022-01-10 | 2022-03-25 | 宁波招宝磁业有限公司 | Magnetic steel center positioning and clamping tool |
| CN114393466A (en) * | 2022-02-16 | 2022-04-26 | 沈阳 | Spring finish machining device |
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