CN107009271A - A kind of hand-held sanding apparatus - Google Patents
A kind of hand-held sanding apparatus Download PDFInfo
- Publication number
- CN107009271A CN107009271A CN201710428274.4A CN201710428274A CN107009271A CN 107009271 A CN107009271 A CN 107009271A CN 201710428274 A CN201710428274 A CN 201710428274A CN 107009271 A CN107009271 A CN 107009271A
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- China
- Prior art keywords
- slide
- groove
- push
- hand
- accommodating chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000005611 electricity Effects 0.000 claims abstract description 67
- 244000309464 bull Species 0.000 claims abstract description 17
- 238000009434 installation Methods 0.000 claims abstract description 12
- 239000000428 dust Substances 0.000 claims description 8
- 238000005498 polishing Methods 0.000 description 6
- 230000000994 depressogenic effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 244000299461 Theobroma cacao Species 0.000 description 2
- 235000009470 Theobroma cacao Nutrition 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000881 depressing effect Effects 0.000 description 1
- 210000002615 epidermis Anatomy 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B23/00—Portable grinding machines, e.g. hand-guided; Accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding-Machine Dressing And Accessory Apparatuses (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
A kind of hand-held sanding apparatus, including frame, accommodating chamber is provided with frame, frame right side is provided with dead slot, slot is provided with dead slot upper end wall, the first power set are installed with accommodating chamber upper end wall, bull stick is connected with first power set, reel is installed with bull stick, Electricity Federation line is wound with reel, what is be additionally provided with below accommodating chamber and stretch up and down in frame pushes to slide groove, the beginning is provided with bull stick towards the installation cavity for pushing to slide groove, it is installed with installation cavity and connects electric pin, electricity pin lower end is connect to penetrate into and push to slide in groove, the top of Electricity Federation line penetrates into installation cavity and is fixedly connected with connecing electricity pin, push to slide to be provided with up and downly in groove and push to slide block, push to slide be provided with and connect in block upper surface electricity pin coordinate plug together groove, push to slide the block upper surface left and right sides and be correspondingly provided with push arm.
Description
Technical field
The present invention relates to grinding workpieces technical field, and in particular to a kind of hand-held sanding apparatus.
Background technology
Sanding and polishing is carried out to workpiece surface commonly using sanding apparatus in some work pieces process factories, it is smooth to increase
Degree.Hand sander is with small volume, rotating speed height, good stability, one-hand operation, indefatigability, the workpiece essence of polishing
Cause etc. many merits and be widely used.But it is existing in, because the supply lines of hand sander is longer, in folding and unfolding extremely
Be difficult and easily trampled, pull etc. the influence of extraneous factor and cause supply lines epidermis be damaged, cause service life to decline, deposit
In larger drawback.
The content of the invention
It is an object of the invention to provide a kind of hand-held sanding apparatus and its application method, prior art can be overcome
Drawbacks described above.
According to the present invention, a kind of hand-held sanding apparatus of apparatus of the present invention, including frame are provided with appearance in the frame
Receive chamber, the frame right side is provided with dead slot, the hole slot communicated, the sky are provided between the dead slot and the accommodating chamber
It is provided with groove upper end wall in slot, the accommodating chamber upper end wall and is installed with the first power set, first power
Bull stick is connected with device, the bull stick lower end is movably installed in the accommodating chamber lower end wall, and it is solid on the bull stick
Dingan County, which is equipped with reel, the reel, is wound with Electricity Federation line, and the end tail of the Electricity Federation line passes through the hole slot and is installed with
Sander, the sander is arranged in the slot, be additionally provided with the frame below the accommodating chamber and on
Under stretch push to slide the beginning be provided with groove, the bull stick towards the installation cavity for pushing to slide groove, it is fixed in the installation cavity to pacify
Equipped with connecing electric pin, it is described connect electricity pin lower end penetrate into it is described push to slide in groove, the top of the Electricity Federation line penetrates into the installation cavity
In and with it is described connect electricity pin be fixedly connected, it is described push to slide to be provided with up and downly in groove push to slide block, it is described to push to slide block upper end
Be provided with face with it is described connect electricity pin coordinate plug together groove, the block upper surface left and right sides that pushes to slide is correspondingly provided with push arm,
It is described to push to slide the logical conjunction groove that left and right in groove upper end wall is correspondingly provided with through the accommodating chamber and is connected with the push arm,
Described push to slide in groove bottom wall is also installed with that driving is described to push to slide the up and down pusher of block, the frame top top
Provided with dust excluding plate, the frame is fixedly connected with the dust excluding plate by push rod.
Further technical scheme, the pusher includes being fixedly mounted on the second power set pushed to slide in groove bottom wall
And the stud on second power set is fixedly mounted on, described push to slide is provided with screw hole in block lower surface, the spiral shell
Post is connected with the screw hole.
Further technical scheme, described plug together is provided with power connecting sheet in groove, the power connecting sheet is electrically connected with city.
Further technical scheme, the push arm is towards being installed with brake(-holder) block, and institute on the end face of the reel
State brake(-holder) block to the reel bottom gap with it is described push to slide block upper end wall pushed to slide described in groove roof gap it is equal.
The pan area communicated with the hole slot is provided with further technical scheme, the accommodating chamber right-hand member wall.
Further technical scheme, the sander side is installed with hand holding handle, the hand holding handle inward bottom wall
Left controller and right controller are installed, the left controller and right controller are connected with first power set.
Further technical scheme, the electricity pin bottom that connects is set to semiarc shape.
The beneficial effects of the invention are as follows：
1. because apparatus of the present invention are in original state, pushing to slide block positioned at trench bottom is pushed to slide, connect electricity pin and do not coordinate with plugging together groove,
So as to power off Electricity Federation line and sander, and the Electricity Federation coil of wire is received on reel, and sander is inserted in the presence of frictional force
Hang in slot, so that Electricity Federation line is contracted in the accommodating chamber and do not extended out in frame；
2. sander is in use, sander is removed from slot, and press bottom left controller, left controller control first is moved
Power apparatus is rotated forward, and the first power set cocoa drives spool turns and carries out unwrapping wire to Electricity Federation line, when Electricity Federation line is adjusted to suitable
Length after, unclamp left controller, the first power set stop operating, then run the second power set, the second power dress
Put to drive and push to slide block upward sliding, when pushing to slide block upward sliding to top, connect electricity pin lower end be inserted into plug together in groove and with
Power connecting sheet is contacted, so that Electricity Federation line is powered and electric power is led into sander, at the same time, push arm penetrate into accommodating chamber and
Brake(-holder) block is offseted with reel bottom, so as to prevent spool turns, and the extension elongation of Electricity Federation line thus can be made to keep fixing；
After 3. polishing is finished, run the second power set, the second power set, which can drive, to be pushed to slide block slide downward and make to connect electricity
Sell and plug together groove and depart from cooperation, so that Electricity Federation line is powered off, when then pressing bottom right controller, right controller controls the first power
Device is inverted, and the first power set can rotate backward with movable reel and carry out take-up to Electricity Federation line, when sander is retracted to dead slot
Afterwards, right controller is unclamped, and sander is inserted into slot；
4. apparatus of the present invention when not in use can be furled Electricity Federation line, so as to prevent Electricity Federation line exposes from causing mill outside frame
Damage, can also avoid Electricity Federation line from tripping pedestrian, and it is when not in use and during take-up and unwrapping wire, Electricity Federation line is all the time
State is remained powered off, so as to make Electrical Safety, and Electricity Federation line after appropriate length is adjusted to and is fixed and be powered, apparatus of the present invention
It is simple in construction, it is easy to use, it is stable.
Brief description of the drawings
, below will be to embodiment or existing in order to illustrate more clearly of inventive embodiments or technical scheme of the prior art
The accompanying drawing used required in technology description is briefly described, it should be apparent that, drawings in the following description are only invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is a kind of overall structure diagram of hand-held sanding apparatus of the present invention.
Fig. 2 is the inside mplifying structure schematic diagram of the region of interest in Fig. 1.
Fig. 3 is a kind of left view of hand-held sanding apparatus of the present invention.
Embodiment
All features disclosed in this specification, or disclosed all methods or during the step of, except mutually exclusive
Feature and/or step beyond, can combine in any way.
This specification（Including any accessory claim, summary and accompanying drawing）Disclosed in any feature, except non-specifically is chatted
State, can alternative features equivalent by other or with similar purpose replaced.I.e., unless specifically stated otherwise, each feature
It is an example in a series of equivalent or similar characteristics.
As Figure 1-3, appearance is provided with a kind of hand-held sanding apparatus of the invention, including frame 1, the frame 1
Receive chamber 11, the right side of frame 1 is provided with dead slot 12, the hole communicated is provided between the dead slot 12 and the accommodating chamber 11
It is provided with groove 16, the upper end wall of dead slot 12 in slot 5, the upper end wall of accommodating chamber 11 and is installed with the first power dress
Put and bull stick 22 is connected with 21, first power set 21, the lower end of bull stick 22 is movably installed at the accommodating chamber
It is installed with 11 lower end walls, and on the bull stick 22 on reel 24, the reel 24 and is wound with Electricity Federation line 25, the Electricity Federation
The end tail of line 25 is through the hole slot 16 and is installed with sander 26, and the sander 26 is arranged in the slot 5,
Pushing to slide in groove 13, the bull stick 22 for being additionally provided with below the accommodating chamber 11 and stretch up and down in the frame 1 is set
Have to be installed with the installation cavity for pushing to slide groove 13 described in beginning direction, the installation cavity and connect electric pin 23, it is described to connect under electric pin 23
End is pushed to slide in groove 13 described in penetrating into, and the top 251 of the Electricity Federation line 25 penetrates into the installation cavity and connects electric pin with described
23 are fixedly connected, it is described push to slide to be provided with up and downly in groove 13 push to slide block 34, it is described push to slide in the upper surface of block 34 set
Have with it is described connect that electric pin 23 coordinates plug together groove 35, the upper surface left and right sides of block 34 that pushes to slide is correspondingly provided with push arm 37,
It is described to push to slide what left and right in the upper end wall of groove 13 was correspondingly provided with through the accommodating chamber 11 and was connected with the push arm 37
It is logical to close groove 14, it is described push to slide also to be installed with the bottom wall of groove 13 described in driving push to slide the up and down pusher of block 34, institute
The over top of frame 1 is stated provided with dust excluding plate 101, the frame 1 is fixedly connected by push rod 102 with the dust excluding plate 101, passed through
The dust excluding plate 101 can effectively prevent dust from being fallen into by space in the present apparatus and influenceing normal operation, while also allowing for clear
It is clean.
Valuably, the pusher includes being fixedly mounted on the second power set 31 pushed to slide in the bottom wall of groove 13 and consolidated
Stud 32 of the Dingan County on second power set 31, described push to slide is provided with screw hole 33 in the lower surface of block 34, described
Stud 32 is connected with the screw hole 33.
Valuably, described plug together is provided with power connecting sheet 36 in groove 35, and the power connecting sheet 36 is electrically connected with city.
Valuably, the push arm 37 is towards being installed with brake(-holder) block 38, and the system on the end face of the reel 24
Moving plate 38 to the bottom of reel 24 gap with it is described push to slide the upper end wall of block 34 pushed to slide to described in the roof of groove 13 gap on an equal basis,
When pushing to slide the upward sliding of block 34 to top so as to described in, the brake(-holder) block 38 is contacted with the bottom of reel 24.
Valuably, the pan area 17 communicated with the hole slot 16 is provided with the right-hand member wall of accommodating chamber 11, so as to keep away
Exempt from the Electricity Federation line 25 to scratch when extending and retracting.
Valuably, the side of sander 26 is installed with hand holding handle 261, the inward bottom wall of hand holding handle 261 and pacified
Equipped with left controller 262 and right controller 263, the left controller 262 and right controller 263 with first power set
21 connections, when by the left controller 262 is depressed, the left controller 262 controls the rotating forward pair of the first power set 21
Electricity Federation line 25 carries out unwrapping wire；When by the right controller 263 is depressed, the right controller 263 controls first power to fill
Put 21 reversions and take-up is carried out to Electricity Federation line 25.
Valuably, it is described to connect the electric bottom of pin 23 and be set to semiarc shape, so that convenient coordinate with the groove 35 that plugs together.
During original state, it is described push to slide block 34 be located at it is described push to slide the bottom of groove 13, it is described to connect electric pin 23 and do not plugged together with described
Groove 35 coordinates, and the push arm 37 is pushed to slide in groove 13 and do not penetrated into the accommodating chamber 11, the Electricity Federation line 25 positioned at described
Retracting is on the reel 24, and the sander 26 is inserted in the presence of frictional force and hung in the slot 5；
Polishing is in use, the sander 26 is removed from the slot 5, and by the left controller 262 is depressed, described
Left controller 262 controls first power set 21 to rotate forward, and first power set 21 can drive the bull stick 22 to rotate,
The bull stick 22 can drive the reel 24 to rotate and carry out unwrapping wire to Electricity Federation line 25, when the Electricity Federation line 25 is adjusted to suitable
After length, the left controller 262 is unclamped, first power set 21 stop operating, and then make second power set
31 operations, second power set 31 drive the stud 32 to rotate, and the stud 32 can drive that described to push to slide block 34 upward
Slide, it is described when pushing to slide the upward sliding of block 34 to top, it is described connect the electric lower end of pin 23 be inserted into it is described plug together in groove 35 and with
The power connecting sheet 36 is contacted, and is connect electric pin 23 so that described and is powered, due to the Electricity Federation line 25 with it is described connect electric pin 23 and fix connect
Connect, therefore, electric power is led to sander by the Electricity Federation line 25, at the same time, the push arm 37 penetrates into the accommodating chamber 11
In and the brake(-holder) block 38 offseted with the bottom of reel 24, so as to prevent the reel 24 from rotating, thus can make the electricity
The extension elongation of on line 25 keeps fixing；
After polishing is finished, run second power set 31, second power set 31, which can drive, described pushes to slide block 34
Slide downward and make it is described connect electric pin 23 and depart from cooperation with the groove 35 that plugs together so that the Electricity Federation line 25 is powered off, then press
When depressing the right controller 263, the right controller 263 controls first power set 21 to invert, first power
Device 21 can drive the reel 24 to rotate backward and carry out take-up to Electricity Federation line 25, when the sander 26 is retracted to the sky
After groove 12, the right controller 263 is unclamped, and the sander 26 is inserted into the slot 5.
The beneficial effects of the invention are as follows：Because apparatus of the present invention are in original state, block is pushed to slide positioned at trench bottom is pushed to slide, is connect
Electricity pin does not coordinate with plugging together groove, and so as to power off Electricity Federation line and sander, and the Electricity Federation coil of wire is received on reel, and sander
Insert and hung in slot in the presence of frictional force, so that Electricity Federation line is contracted in the accommodating chamber and do not extended out in frame；
Sander is in use, sander is removed from slot, and press bottom left controller, left controller controls the first power
Device is rotated forward, and the first power set cocoa drives spool turns and carries out unwrapping wire to Electricity Federation line, when Electricity Federation line is adjusted to suitable
After length, left controller is unclamped, the first power set stop operating, then run the second power set, the second power set
It can drive and push to slide block upward sliding, when pushing to slide block upward sliding to top, connect electricity pin lower end and be inserted into and plug together in groove and with connecing
Electric piece contact, so that Electricity Federation line is powered and electric power is led into sander, at the same time, pushes arm and penetrates into accommodating chamber and make
Moving plate is offseted with reel bottom, so as to prevent spool turns, and the extension elongation of Electricity Federation line thus can be made to keep fixing；
After polishing is finished, run the second power set, the second power set, which can drive, to be pushed to slide block slide downward and make to connect electric pin
Depart from cooperation with plugging together groove, so that Electricity Federation line is powered off, when then pressing bottom right controller, right controller controls the first power dress
Reversion is put, the first power set can rotate backward with movable reel and carry out take-up to Electricity Federation line, after sander is retracted to dead slot,
Right controller is unclamped, and sander is inserted into slot；
Apparatus of the present invention when not in use can be furled Electricity Federation line, so that prevent Electricity Federation line exposes from causing abrasion outside frame,
Also Electricity Federation line can be avoided to trip pedestrian, and it when not in use and during take-up and unwrapping wire, Electricity Federation line is protected all the time
Off-position is held, so as to make Electrical Safety, and Electricity Federation line after appropriate length is adjusted to and is fixed and be powered, apparatus of the present invention knot
Structure is simple, easy to use, stable.
Embodiment described above, only inventing, but invention protection domain be not limited thereto, it is any without
The change or replacement that creative work is expected are crossed, should all be covered within the protection domain of invention.Therefore, the protection domain of invention
It should be determined by the scope of protection defined in the claims.
Claims (7)
1. a kind of hand-held sanding apparatus, including frame, it is characterised in that：Accommodating chamber, the frame are provided with the frame
Right side is provided with dead slot, is provided with the hole slot communicated, the dead slot upper end wall and sets between the dead slot and the accommodating chamber
It is equipped with slot, the accommodating chamber upper end wall and is installed with the first power set, is connected with first power set
Bull stick, the bull stick lower end is movably installed in the accommodating chamber lower end wall, and is installed with reel on the bull stick,
Electricity Federation line is wound with the reel, the end tail of the Electricity Federation line passes through the hole slot and is installed with sander, described to beat
Grinding machine is arranged in the slot, and what is be additionally provided with below the accommodating chamber and stretch up and down in the frame pushes to slide
It is provided with to be installed with the installation cavity for pushing to slide groove described in beginning direction, the installation cavity in groove, the bull stick and connects electric pin, institute
State connect electricity pin lower end penetrate into it is described push to slide in groove, the top of the Electricity Federation line penetrates into the installation cavity and connects electricity with described
Pin is fixedly connected, it is described push to slide to be provided with up and downly in groove push to slide block, described push to slide is provided with and institute in block upper surface
State connect electricity pin coordinate plug together groove, the block upper surface left and right sides that pushes to slide is correspondingly provided with push arm, described to push to slide groove upper end
The logical conjunction groove that left and right is correspondingly provided with through the accommodating chamber and is connected with the push arm in wall, it is described to push to slide groove bottom wall
In be also installed with that driving is described to be pushed to slide above the up and down pusher of block, the frame top provided with dust excluding plate, institute
Frame is stated to be fixedly connected by push rod with the dust excluding plate.
2. a kind of hand-held sanding apparatus according to claim 1, it is characterised in that：The pusher includes fixed pacify
It is described to push to slide mounted in the second power set pushed to slide in groove bottom wall and the stud being fixedly mounted on second power set
Screw hole is provided with block lower surface, the stud is connected with the screw hole.
3. a kind of hand-held sanding apparatus according to claim 1, it is characterised in that：It is described plug together to be provided with groove connect electricity
Piece, the power connecting sheet is electrically connected with city.
4. a kind of hand-held sanding apparatus according to claim 1, it is characterised in that：The arm that pushes is towards the reel
End face on be installed with brake(-holder) block, and the brake(-holder) block is arrived to the gap of the reel bottom with the block upper end wall that pushes to slide
The gap for pushing to slide groove roof is equal.
5. a kind of hand-held sanding apparatus according to claim 1, it is characterised in that：Set in the accommodating chamber right-hand member wall
There is the pan area communicated with the hole slot.
6. a kind of hand-held sanding apparatus according to claim 1, it is characterised in that：The sander side is fixedly mounted
Have and left controller and right controller be installed in hand holding handle, the hand holding handle inward bottom wall, described and right controller with it is described
First power set are connected.
7. a kind of hand-held sanding apparatus according to claim 1, it is characterised in that：The electricity pin bottom that connects is set to half
Arcuation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710428274.4A CN107009271B (en) | 2017-06-08 | 2017-06-08 | A kind of hand-held grinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710428274.4A CN107009271B (en) | 2017-06-08 | 2017-06-08 | A kind of hand-held grinding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107009271A true CN107009271A (en) | 2017-08-04 |
| CN107009271B CN107009271B (en) | 2018-10-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710428274.4A Active CN107009271B (en) | 2017-06-08 | 2017-06-08 | A kind of hand-held grinding device |
Country Status (1)
| Country | Link |
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| CN (1) | CN107009271B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109048606A (en) * | 2018-08-09 | 2018-12-21 | 广州俊天科技有限公司 | A kind of improved hard alloy pipe fitting |
| CN109129061A (en) * | 2018-08-09 | 2019-01-04 | 广州俊天科技有限公司 | A kind of hard alloy pipe fitting |
| CN109129086A (en) * | 2018-08-09 | 2019-01-04 | 广州俊天科技有限公司 | A kind of novel hard alloy pipe fitting |
| CN110371034A (en) * | 2019-06-25 | 2019-10-25 | 湖州银都铝业有限公司 | A kind of high-strength vehicle luggage carrier, and preparation method thereof and equipment |
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| KR20150131802A (en) * | 2014-05-16 | 2015-11-25 | 우창봉 | An apparatus for connecting grinder and drill |
| CN204324572U (en) * | 2014-12-21 | 2015-05-13 | 习颖 | A kind of Winder |
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| CN105215818A (en) * | 2015-09-01 | 2016-01-06 | 太仓市伦凯自动化设备有限公司 | A kind of small-sized sander |
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| CN205465699U (en) * | 2016-02-04 | 2016-08-17 | 三门众立机械制造有限公司 | Grinding head motor |
| CN205765442U (en) * | 2016-05-19 | 2016-12-07 | 窦敏江 | A kind of polishing pen of micro high efficiency |
| CN106541309A (en) * | 2016-12-22 | 2017-03-29 | 贵阳万江航空机电有限公司 | A kind of rain shaving electrical machine reducing gearbox intracoelomic cavity deburring equipment |
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| CN109048606A (en) * | 2018-08-09 | 2018-12-21 | 广州俊天科技有限公司 | A kind of improved hard alloy pipe fitting |
| CN109129061A (en) * | 2018-08-09 | 2019-01-04 | 广州俊天科技有限公司 | A kind of hard alloy pipe fitting |
| CN109129086A (en) * | 2018-08-09 | 2019-01-04 | 广州俊天科技有限公司 | A kind of novel hard alloy pipe fitting |
| CN110371034A (en) * | 2019-06-25 | 2019-10-25 | 湖州银都铝业有限公司 | A kind of high-strength vehicle luggage carrier, and preparation method thereof and equipment |
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