CN107413884A - A kind of middle compression apparatus for pipe part - Google Patents
A kind of middle compression apparatus for pipe part Download PDFInfo
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- CN107413884A CN107413884A CN201710328904.0A CN201710328904A CN107413884A CN 107413884 A CN107413884 A CN 107413884A CN 201710328904 A CN201710328904 A CN 201710328904A CN 107413884 A CN107413884 A CN 107413884A
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- middle compression
- chuck
- pipe part
- compression apparatus
- upper rack
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/15—Making tubes of special shape; Making tube fittings
- B21C37/16—Making tubes with varying diameter in longitudinal direction
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Press Drives And Press Lines (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a kind of middle compression apparatus for pipe part, and it includes workbench（1）, the workbench（1）Middle compression system is provided with, the middle compression system includes feed mechanism（2）, spindle drive（3）With chuck rotary squeezing mechanism（4）, the feed mechanism（2）Side is provided with spindle drive（3）, the spindle drive（3）Side is provided with chuck rotary squeezing mechanism（4）.For the present invention using the middle compression apparatus for pipe part, operating efficiency is high, reasonable in design.
Description
Technical field
The present invention relates to machining technology field, and in particular to a kind of middle compression apparatus for pipe part.
Background technology
At present, not dedicated for the device that will be contracted in the progress of pipe workpiece, therefore urgently in machining technology field
A kind of middle compression apparatus for pipe part, which need to be sought, becomes the vital task of those skilled in the art.
The content of the invention
The invention aims to overcome above-mentioned the deficiencies in the prior art, there is provided a kind of operating efficiency it is high and
Middle compression apparatus for pipe part reasonable in design.
In order to reach foregoing invention purpose, technical scheme provided by the invention is as follows：A kind of middle contracting for pipe part
Device, it includes workbench, and the workbench is provided with middle compression system, and the middle compression system includes feed mechanism, main shaft passes
Motivation structure and chuck rotary squeezing mechanism, the feed mechanism side are provided with spindle drive, the spindle drive side
Provided with chuck rotary squeezing mechanism.
Preferably, the feed mechanism include driving element, shaft coupling, ball screw, guide rail, expansion bearing seat,
Bearing, fixed frame and pull bar, the pull bar are hollow shaft structure, and the fixed frame and guide rail are located at workbench,
The guide rail is provided with expansion bearing seat, and the expansion bearing seat both upper ends thereof is provided with bearing, pull bar, institute are provided with the bearing
State fixed frame side and be provided with driving element, the shaft coupling in fixed frame and respectively with driving element and ball screw
Being connected makes driving element drive ball screw motion through shaft coupling, and the expansion bearing seat keeps past by ball screw in guide rail
It is multiple to move and cause pull bar to carry out axial advance and retreat.
Preferably, the spindle drive includes main spindle box, motor and driving belt component, and the main spindle box is set
Motor is provided with above guide rail side, the main spindle box, the motor side is provided with motor shaft, runs through in the main spindle box and be provided with
Transmission main shaft, described transmission main shaft one end are connected with chuck rotary squeezing mechanism, and the transmission main shaft is hollow structure.
Preferably, the chuck rotary squeezing mechanism includes chuck body, sleeve, crank member, radially movable card
Pawl seat and extrusion structure, the chuck body are evenly equipped with least one radially movable master jaw, on the radially movable master jaw
Provided with extrusion structure, the crank member is connected with radially movable master jaw, and sleeve is provided with the chuck body, described
Pull bar is connected with sleeve through in transmission main shaft, is provided with crank member on the outside of the sleeve, the sleeve is carried out with pull bar
Move back and forth, so as to drive crank member to move and so that radially movable master jaw moves radially along chuck body, and the electricity
Arbor is connected through driving belt component with transmission main shaft so that the transmission main shaft carries out axial rotation motion, and drives chuck to revolve
Turn pressing mechanism and keep rotary motion, so that extrusion structure rotates with chuck rotary squeezing mechanism and radially moved along chuck body
Contracting extrusion forming in the dynamic progress to pipe workpiece.
Preferably, in addition to fulcrum pin, the crank member are rotatably arranged in chuck body by fulcrum pin.
Preferably, the extrusion structure is spherical, and is made up of hard alloy steel.
Preferably, the chuck rotary squeezing mechanism side is additionally provided with self-centering clamping mechanism, the self-centering folder
Tight mechanism includes clamp system body and gas-pressure component, and the clamp system body upper part offers clamping slot, the air pressure member
Part is located at clamp system body side, and the gas-pressure component is provided with piston push plate, and the piston push plate side is provided with tooth on first
Bar and lower rack, the clamp system body also include the second upper rack for collinearly being set with the first upper rack, on described first
Rack is relative with the second upper rack to be run through in the clamp system body of clamping slot both sides, on first upper rack and second
Rack is equipped with the clamp jaw being adapted close to one end of clamping slot, and the lower rack, which runs through, is located at clamp system body lower part,
The lower rack is adapted to transmission through the intrinsic gear of clamp system with the second upper rack makes the first upper rack and the second upper rack
Relative motion is clamped by workpiece self-centering and by clamp jaw cooperation.
Preferably, reciprocating mechanism and pedestal, the reciprocating mechanism are additionally provided with below the workbench
Including line slideway, driver, power transmission shaft and fixed mount, the pedestal is provided with line slideway and fixed mount, the workbench
On line slideway, described power transmission shaft one end is connected with workbench, the power transmission shaft through fixed mount and and driver
Connection, makes workbench to be moved back and forth along line slideway.
Preferably, the driving element and driver are servomotor.
Preferably, the bearing is plane bearing.
Based on above-mentioned technical proposal, the present invention has following technological merit for the middle compression apparatus of pipe part：
1. for the present invention using the middle compression apparatus for pipe part, operating efficiency is high, reasonable in design；
2. the present invention is using compression system in setting on the workbench, middle compression system include feed mechanism, spindle drive and
Chuck rotary squeezing mechanism, feed mechanism side are provided with spindle drive, and the spindle drive side rotates provided with chuck
Pressing mechanism, it is reasonable in design, it is possible to increase operating efficiency；Crank member is provided with the outside of sleeve, sleeve carries out past with pull bar
Multiple motion, so as to drive crank member move and so that radially movable master jaw moves radially along chuck body, and motor shaft warp
Driving belt component is connected with transmission main shaft so that the transmission main shaft carries out axial rotation motion, and drives chuck rotary squeezing
Mechanism keeps rotary motion, and extrusion structure can be caused to rotate with chuck rotary squeezing mechanism and moved radially pair along chuck body
Contracting extrusion forming during pipe workpiece is carried out, operating efficiency are high；Also extended through in pull bar provided with elongated plug, can be in order to pipe workpiece
Placement；Extrusion structure is spherical, and is made up of hard alloy steel, and preferably pipe workpiece can be processed；Chuck revolves
Turn pressing mechanism side and be additionally provided with self-centering clamping mechanism, material folding and self-centering can be carried out fast and stable；Lower rack warp
The intrinsic gear of clamp system, which is adapted to transmission with the second upper rack, makes the first upper rack and the second upper rack relative motion by work
Part self-centering is simultaneously clamped by clamp jaw cooperation, can realize two by the first upper rack and the second upper rack relative motion
Individual clamp jaw self-centering is simultaneously clamped, and structure is simpler, and self-centering and clamping being capable of stable operations；Using servo
Motor can enable driving element and driver to control speed, stable, reaction speed as driving element and driver
Degree is fast.
Brief description of the drawings
Fig. 1 is the structural representation for the middle compression apparatus that the present invention is used for pipe part.
Fig. 2 is the partial structural diagram for the middle compression apparatus that the present invention is used for pipe part.
Fig. 3 is the part section structural representation of self-centering clamping mechanism of the present invention.
Fig. 4 is the internal structure schematic diagram of chuck rotary squeezing mechanism of the present invention.
In figure：
1. workbench；
2. feed mechanism, 201. driving elements, 202. shaft couplings, 203. ball screws, 204. guide rails, 205. expansion bearing seats,
206. bearings, 207. fixed frames, 208. pull bars；
3. spindle drive, 301. main spindle boxes, 302. motors, 303. driving belt components, 304. motor shafts, 305. transmission masters
Axle；
4. chuck rotary squeezing mechanism, 401. chuck bodies, 402. sleeves, 403. crank members, 404. radially movable master jaws,
405. extrusion structures, 406. fulcrum pins；
5. elongated plug；
6. self-centering clamping mechanism, 601. clamp system bodies, 602. gas-pressure components, 603. clamping slots, 604. piston push plates,
605. first upper racks, 606. second upper racks, 607. times racks, 608. clamp jaws, 609. gears；
7. reciprocating mechanism, 701. line slideways, 702. drivers, 703. power transmission shafts, 704. fixed mounts；
8. pedestal.
Embodiment
The middle compression apparatus for being used for pipe part to the present invention with reference to the accompanying drawings and examples is further explained.
As shown in Figure 1 to 4, a kind of middle compression apparatus for pipe part, it includes workbench 1, the workbench 1
Middle compression system is provided with, the middle compression system includes feed mechanism 2, spindle drive 3 and chuck rotary squeezing mechanism 4, institute
State the side of feed mechanism 2 and be provided with spindle drive 3, the side of spindle drive 3 is provided with chuck rotary squeezing mechanism 4.
The feed mechanism 2 includes driving element 201, shaft coupling 202, ball screw 203, guide rail 204, expansion bearing seat
205th, bearing 206, fixed frame 207 and pull bar 208, the pull bar 208 are hollow shaft structure, the He of fixed frame 207
Guide rail 204 is located at workbench 1, and the guide rail 204 is provided with expansion bearing seat 205, the top two of expansion bearing seat 205
End is provided with bearing 206, is provided with pull bar 208 in the bearing 206, the side of fixed frame 207 is provided with driving element 201, institute
Shaft coupling 202, which is stated, in fixed frame 207 and is connected respectively with driving element 201 and ball screw 203 makes driving element 201
Ball screw 203 is driven to move through shaft coupling 202, and the expansion bearing seat 205 is kept by ball screw 203 in guide rail 208
Move back and forth and so that pull bar 208 carries out axial advance and retreat.The spindle drive 3 includes main spindle box 301, motor 302 and passed
Dynamic belt component 303, the main spindle box 301 are located at the side of guide rail 208, and the top of main spindle box 301 is provided with motor 302, described
The side of motor 302 is provided with motor shaft 304, runs through in the main spindle box 301 and is provided with transmission main shaft 305, the transmission main shaft 305 1
End is connected with chuck rotary squeezing mechanism 4, and the transmission main shaft 305 is hollow structure.The chuck rotary squeezing mechanism 4 includes
Chuck body 401, sleeve 402, crank member 403, radially movable master jaw 404 and extrusion structure 405, chuck body 401 are equal
Three radially movable master jaws 404 are furnished with, each radially movable master jaw 404 is provided with an extrusion structure 405, the crank
Component 403 is connected with radially movable master jaw 404, is provided with sleeve 402 in the chuck body 401, the pull bar 208 passes through
It is through in transmission main shaft 305, and is connected with sleeve 402, the outside of sleeve 402 is provided with crank member 403, the sleeve 402
Moved back and forth with pull bar 208, so as to drive crank member 403 to move and cause radially movable master jaw 404 along chuck sheet
Body 401 moves radially, and the motor shaft 304 is connected through driving belt component 303 with transmission main shaft 305 so that transmission master
Axle 305 carry out axial rotation motion, and drive chuck rotary squeezing mechanism 4 keep rotary motion so that extrusion structure 405 with
Chuck rotary squeezing mechanism 4 rotates and moved radially along chuck body 401 to contracting extrusion forming in the progress of pipe workpiece.
Also extended through in the pull bar 208 provided with elongated plug 5.Also include fulcrum pin 406, the crank member 403 passes through
Fulcrum pin 406 is rotatably arranged in chuck body 401.The both ends of the crank member 403 are set to the first tooth-shape structure, and
The drive connection portion and the outside of sleeve 402 and crank member that the radially movable master jaw 404 and crank member 403 connect
The 403 drive connection portion positions to connect are equipped with the second tooth-shape structure being adapted with the first tooth-shape structure.The extrusion structure
405 be spherical, and is made up of hard alloy steel.The side of chuck rotary squeezing mechanism 4 is additionally provided with self-centering clamping mechanism 6,
The self-centering clamping mechanism 6 includes clamp system body 601 and gas-pressure component 602, and the top of clamp system body 601 is opened
Provided with clamping slot 603, the gas-pressure component 602 is located at the side of clamp system body 601, and the gas-pressure component 602 is provided with piston
Push pedal 604, the side of piston push plate 604 are provided with the first upper rack 605 and lower rack 607, and the clamp system body 601 is also
Including the second upper rack 606 collinearly set with the first upper rack 605, first upper rack 605 and the phase of the second upper rack 606
To in the clamp system body 601 located at the both sides of clamping slot 603, first upper rack 605 leans on the second upper rack 606
One end of nearly clamping slot 603 is equipped with the clamp jaw 608 being adapted, and the lower rack 607, which runs through, is located at clamp system body 601
Bottom, the lower rack 607 is adapted to transmission through the gear 609 in clamp system body 601 with the second upper rack 606 to be made on first
The relative motion of 605 and second upper rack of rack 606 is clamped workpiece self-centering and coordinating by clamp jaw 608.It is described
The lower section of workbench 1 is additionally provided with reciprocating mechanism 7 and pedestal 8, and the reciprocating mechanism 7 includes line slideway 701, driving
Device 702, power transmission shaft 703 and fixed mount 704, the pedestal 8 are provided with line slideway 701 and fixed mount 704, the workbench 1
On line slideway 701, described one end of power transmission shaft 703 is connected with workbench, and the power transmission shaft 703 is through fixed mount
704 and it is connected with driver 702, workbench 1 is moved back and forth along line slideway 701.The driving element 201 and driving
Device 702 is servomotor.The bearing 206 is plane bearing.The side of chuck rotary squeezing mechanism 4 also includes traction stretching-machine
Structure, traction drawing mechanism include stationary fixture, for being clamped simultaneously to the middle contracting fragment position of the pipe workpiece after being contracted in completion
Stretching.
Specific implementation process for the middle compression apparatus of pipe part is：
First, position setting is carried out to pipe workpiece and is clamped：
Pipe workpiece is socketed on elongated plug 5, and three that the middle-end of pipe workpiece is placed in chuck rotary squeezing mechanism 4
The center of the extended line of extrusion structure 405 of individual radially movable master jaw 404, then the air pressure by self-centering clamping mechanism 6
Element 602 makes piston push plate 604 drive the first upper rack 605 and lower rack 607 to ipsilateral movement, and lower rack 607 is through clamping
Gear 609 in mechanism body 601 is adapted to transmission with the second upper rack 606 makes the first upper rack 605 and the phase of the second upper rack 606
To motion so that pipe workpiece self-centering and being coordinated by clamp jaw 608 be clamped；
Secondly, contracting extrusion forming in being carried out to pipe workpiece：
Motor shaft 304 is set to be connected through driving belt component 303 with the transmission of transmission main shaft 305 by motor 302, so as to transmission master
Axle 305 carries out axial rotation motion, and drives chuck rotary squeezing mechanism 4 to keep rotary motion, then is passed through by driving element 201
Shaft coupling 202 drives ball screw 203 to move, and the expansion bearing seat 205 keeps past by ball screw 203 in guide rail 204
Multiple to move and make it that pull bar 208 carries out axial advance and retreat, pull bar 208 is connected with sleeve 402 through in transmission main shaft 305,
The outside of sleeve 402 is provided with crank member 403, and sleeve 402 is retreated so as to move back and forth with the axial direction of pull bar 208, simultaneously
Crank member 403 is driven to move and so that radially movable master jaw 404 moves radially along chuck body 401, and because chuck revolves
Turn pressing mechanism 4 and keep rotary motion, so as to realize the extrusion structure 405 of radially movable master jaw 404 with chuck rotary squeezing
Mechanism 4 rotates and moved radially along chuck body 401 to contracting extrusion forming in the progress of pipe workpiece；
Again, the pipe workpiece after centering contracting is drawn into reducer pipe finished product；
Traction drawing mechanism through the side of chuck rotary squeezing mechanism 4, to the middle contracting fragment position of the pipe workpiece after being contracted in completion
Clamped and be drawn into reducer pipe finished product.
The above is example and explanation of the invention, but does not mean that the obtainable advantage of the present invention is so limited, all
It is wherein the one of may be to being realized in the simple transformation of structure, and/or some embodiments in practice process of the present invention the advantages of
It is individual or multiple in the protection domain of the application.
Claims (10)
- A kind of 1. middle compression apparatus for pipe part, it is characterised in that：It includes workbench（1）, the workbench（1）On Provided with middle compression system, the middle compression system includes feed mechanism（2）, spindle drive（3）With chuck rotary squeezing mechanism （4）, the feed mechanism（2）Side is provided with spindle drive（3）, the spindle drive（3）Side rotates provided with chuck Pressing mechanism（4）.
- 2. the middle compression apparatus according to claim 1 for pipe part, it is characterised in that：The feed mechanism（2）Bag Include driving element（201）, shaft coupling（202）, ball screw（203）, guide rail（204）, expansion bearing seat（205）, bearing （206）, fixed frame（207）And pull bar（208）, the pull bar（208）For hollow shaft structure, the fixed frame（207） And guide rail（204）It is located at workbench（1）, the guide rail（204）It is provided with expansion bearing seat（205）, the expansion bearing Seat（205）Both upper ends thereof is provided with bearing（206）, the bearing（206）It is interior to be provided with pull bar（208）, the fixed frame（207）One Side is provided with driving element（201）, the shaft coupling（202）Located at fixed frame（207）It is interior and respectively with driving element（201）And Ball screw（203）Being connected makes driving element（201）Through shaft coupling（202）Drive ball screw（203）Motion, and the activity is propped up Bearing（205）Pass through ball screw（203）In guide rail（204）Keep moving back and forth and causing pull bar（208）Carry out axial advance and retreat.
- 3. the middle compression apparatus according to claim 2 for pipe part, it is characterised in that：The spindle drive （3）Including main spindle box（301）, motor（302）With driving belt component（303）, the main spindle box（301）Located at guide rail（208） Side, the main spindle box（301）Top is provided with motor（302）, the motor（302）Side is provided with motor shaft（304）, the master Axle box（301）It is interior through being provided with transmission main shaft（305）, the transmission main shaft（305）One end and chuck rotary squeezing mechanism（4）Phase Even, the transmission main shaft（305）For hollow structure.
- 4. the middle compression apparatus according to claim 3 for pipe part, it is characterised in that：The chuck rotary squeezing machine Structure（4）Including chuck body（401）, sleeve（402）, crank member（403）, radially movable master jaw（404）And extrusion structure （405）, the chuck body（401）It is evenly equipped with least one radially movable master jaw（404）, the radially movable master jaw （404）It is provided with extrusion structure（405）, the crank member（403）With radially movable master jaw（404）Drive connection, it is described Chuck body（401）It is interior to be provided with sleeve（402）, the pull bar（208）Through transmission main shaft（305）It is interior, and and sleeve（402） It is connected, the sleeve（402）Outside is provided with crank member（403）, the sleeve（402）With pull bar（208）Move back and forth, So as to drive crank member（403）Move and cause radially movable master jaw（404）Along chuck body（401）Move radially, and The motor shaft（304）Through driving belt component（303）With transmission main shaft（305）It is connected so that the transmission main shaft（305）Carry out Axial rotation motion, and drive chuck rotary squeezing mechanism（4）Rotary motion is kept, so that extrusion structure（405）With chuck Rotary squeezing mechanism（4）Rotate and along chuck body（401）Move radially contracting extrusion forming in being carried out to pipe workpiece.
- 5. the middle compression apparatus according to claim 4 for pipe part, it is characterised in that：Also include fulcrum pin（406）, The crank member（403）Pass through fulcrum pin（406）It is rotatably arranged in chuck body（401）It is interior.
- 6. the middle compression apparatus according to claim 2 for pipe part, it is characterised in that：The extrusion structure（405） To be spherical, and it is made up of hard alloy steel.
- 7. the middle compression apparatus according to claim 4 for pipe part, it is characterised in that：The chuck rotary squeezing machine Structure（4）Side is additionally provided with self-centering clamping mechanism（6）, the self-centering clamping mechanism（6）Including clamp system body（601）With Gas-pressure component（602）, the clamp system body（601）Top offers clamping slot（603）, the gas-pressure component（602）If In clamp system body（601）Side, the gas-pressure component（602）Provided with piston push plate（604）, the piston push plate（604） Side is provided with the first upper rack（605）With lower rack（607）, the clamp system body（601）Also include and the first upper rack （605）The second upper rack collinearly set（606）, first upper rack（605）With the second upper rack（606）Run through relatively and set In clamping slot（603）The clamp system body of both sides（601）It is interior, first upper rack（605）With the second upper rack（606）Lean on Nearly clamping slot（603）One end be equipped with the clamp jaw being adapted（608）, the lower rack（607）Through located at clamp system Body（601）Bottom, the lower rack（607）Through clamp system body（601）Interior gear（609）With the second upper rack （606）Adaptation transmission makes the first upper rack（605）With the second upper rack（606）Relative motion is by workpiece self-centering and passes through folder Tight pawl（608）Cooperation is clamped.
- 8. the middle compression apparatus according to claim 1 for pipe part, it is characterised in that：The workbench（1）Under Side is additionally provided with reciprocating mechanism（7）And pedestal（8）, the reciprocating mechanism（7）Including line slideway（701）, driver （702）, power transmission shaft（703）And fixed mount（704）, the pedestal（8）Provided with line slideway（701）And fixed mount（704）, it is described Workbench（1）Located at line slideway（701）On, the power transmission shaft（703）One end is connected with workbench, the power transmission shaft （703）Through fixed mount（704）And and driver（702）Connection, makes workbench（1）Can be along line slideway（701）Back and forth Motion.
- 9. the middle compression apparatus according to claim 8 for pipe part, it is characterised in that：The driving element（201） And driver（702）It is servomotor.
- 10. the middle compression apparatus according to claim 2 for pipe part, it is characterised in that：The bearing（206）It is flat Spherical bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710328904.0A CN107413884B (en) | 2017-05-11 | 2017-05-11 | A device that contracts in for pipe part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710328904.0A CN107413884B (en) | 2017-05-11 | 2017-05-11 | A device that contracts in for pipe part |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107413884A true CN107413884A (en) | 2017-12-01 |
| CN107413884B CN107413884B (en) | 2019-12-27 |
Family
ID=60425518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710328904.0A Active CN107413884B (en) | 2017-05-11 | 2017-05-11 | A device that contracts in for pipe part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107413884B (en) |
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| CN108971260A (en) * | 2018-08-31 | 2018-12-11 | 福建坤孚股份有限公司 | A kind of equipment for processing variable diameter magnesium alloy pipe |
| CN109013726A (en) * | 2018-09-12 | 2018-12-18 | 泰州驰骏智能设备有限公司 | A kind of implementation method using compression system processing air conditioner connecting pipe base in automation |
| CN109013746A (en) * | 2018-08-31 | 2018-12-18 | 福建坤孚股份有限公司 | A kind of variable diameter method of magnesium-alloy tube |
| CN109158481A (en) * | 2018-09-12 | 2019-01-08 | 泰州驰骏智能设备有限公司 | Compression system in a kind of automation |
| CN109676043A (en) * | 2019-02-25 | 2019-04-26 | 廊坊中德汽车座椅制造有限公司 | Necking device of headrest rod of automobile seat |
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| CN108971260A (en) * | 2018-08-31 | 2018-12-11 | 福建坤孚股份有限公司 | A kind of equipment for processing variable diameter magnesium alloy pipe |
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| CN109013726A (en) * | 2018-09-12 | 2018-12-18 | 泰州驰骏智能设备有限公司 | A kind of implementation method using compression system processing air conditioner connecting pipe base in automation |
| CN109158481A (en) * | 2018-09-12 | 2019-01-08 | 泰州驰骏智能设备有限公司 | Compression system in a kind of automation |
| CN109158481B (en) * | 2018-09-12 | 2023-09-12 | 泰州驰骏智能设备有限公司 | Automatic change well system of contracting |
| CN109676043A (en) * | 2019-02-25 | 2019-04-26 | 廊坊中德汽车座椅制造有限公司 | Necking device of headrest rod of automobile seat |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107413884B (en) | 2019-12-27 |
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