CN207872920U - A kind of pipe expander of the full-automatic expansion-molding machine of compressor housing - Google Patents
A kind of pipe expander of the full-automatic expansion-molding machine of compressor housing Download PDFInfo
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- CN207872920U CN207872920U CN201820310338.0U CN201820310338U CN207872920U CN 207872920 U CN207872920 U CN 207872920U CN 201820310338 U CN201820310338 U CN 201820310338U CN 207872920 U CN207872920 U CN 207872920U
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- expander
- arc panel
- polylith
- tube body
- pipe
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Abstract
The utility model is related to a kind of pipe expanders of the full-automatic expansion-molding machine of compressor housing.It includes pedestal, oil cylinder and expanding die, the oil cylinder and expanding die are set on pedestal, the expanding die includes expander pedestal, taper mandrel and polylith expander arc panel, polylith expander arc panel is distributed and is vertically arranged on expander pedestal in a ring, the upper end of taper mandrel is equipped with spacing head, the lower end of taper mandrel is equipped with connector, and the piston rod of the oil cylinder is connect with connector.The oil cylinder of the utility model is by pulling downward on taper mandrel, the arcuate flanks of expander arc panel are connected on the inner wall of tube body, taper mandrel drives polylith expander arc panel to slide in and out simultaneously expander simultaneously, expand after pipe, polylith expander arc panel is resetted under upper and lower elastic banding ring resilience effect, collapsed, and compares existing compressor housing pipe expander, the structure of the utility model pipe expander is simple, the operation is stable, expander is efficient, expander is high-quality, and expander precision is high.
Description
Technical field
The utility model is related to pipe expander technical field, especially a kind of full-automatic expansion-molding machine of compressor housing
Pipe expander.
Background technology
Compressor case is the important supporting member of the motor and some components in compressor, it is desirable that cylinder has preferable circle
Degree, cylindricity and internal diameter size.Existing shell after welding can have the circularity of workpiece to be welded into a cylinder after steel plate roll bending
Very big influence, it is therefore desirable to the cylinder welded is placed in an expanding die, to obtain preferable circularity and size needs.
The pipe expanding of pervious compressor housing is entirely this processing method phase by manually machining one by one
Work as backwardness, not only processing efficiency is low, and labor intensity is big, high processing costs, and is operated by hand due to pure, and therefore, it is difficult to ensure
Processing quality, very it is easy go out defective products, processing consistency it is poor.
Therefore, compressor housing production production man has developed compressor housing pipe expander and carrys out expander, but existing pressure
Contracting casing body pipe expander is since expander structure is not perfect, causes its expander efficiency low, high processing costs, and it is difficult to ensure
Processing quality, very it is easy go out defective products.
Utility model content
The purpose of the utility model is to overcome above-mentioned the shortcomings of the prior art, and provide a kind of simple in structure, conjunction
Reason, the pipe expander for the full-automatic expansion-molding machine of compressor housing that expander is efficient, expander is high-quality.
What the purpose of this utility model was realized in：
A kind of pipe expander of the full-automatic expansion-molding machine of compressor housing includes pedestal, oil cylinder, the secondary pipe expander of auxiliary
Structure and expanding die, the oil cylinder and expanding die are set on pedestal, and the pedestal is equipped with workbench, and the expanding die is set to
On workbench, oil cylinder is located at the lower section of workbench.The expanding die includes expander pedestal, taper mandrel and polylith expander arc
Plate, polylith expander arc panel are distributed and are vertically arranged on expander pedestal in a ring, and the outer wall of the polylith expander arc panel encloses
At the lateral surface of cylinder, the internal face of the expander arc panel is tapered slope, and the internal face of polylith expander arc panel surrounds
One expander conical cavity, the taper mandrel, which slides up and down, to be arranged in expander conical cavity, the lateral surface of the taper mandrel with it is every
The internal face of block expander arc panel is bonded, and the taper mandrel, which is presented, holds thick, the thin shape in lower end, and the upper end of taper mandrel is equipped with limit
Expander pedestal is stretched out in head, taper mandrel lower end, and the lower end of taper mandrel is equipped with connector, the piston rod and connector of the oil cylinder
Connection.
The utility model can also improve further below.
The upper end of the polylith expander arc panel is equipped with upper elastic hoop, and upper elasticity banding hoop lives polylith expander arc
The lower end of the upper end of plate, institute's polylith expander arc panel is equipped with lower elastic hoop, and lower elasticity banding hoop lives polylith expander arc
The lower end of plate, upper and lower elasticity hoop make polylith expander arc panel keep gathering together in not expander, upper and lower elasticity
Hoop can also make polylith expander arc panel synchronize expander outward and be collapsed with synchronous past center.
Expander resigning intracavitary is equipped in the expander pedestal, the top of the expander resigning chamber is equipped with through-hole, polylith expander
Through-hole is up stretched out in the upper end of arc panel, and the lower part of expander resigning chamber is equipped with axis hole, and the lower end of the taper mandrel is stretched out down
Axis hole is simultaneously connect with connector, and the lower end of the expander arc panel is equipped with sliding block, and polylith sliding block is reciprocatingly slided with radial fashion
It is arranged in expander resigning intracavitary.
The lateral surface of the taper mandrel along its inclined direction be equipped with limition orientation groove, the expander arc panel it is interior
Wall surface along its inclined direction be equipped be oriented to inclined plate, be oriented to inclined plate be slidably arranged in limition orientation groove, when taper mandrel down
When mobile, limition orientation groove slides on being oriented to inclined plate, is oriented to the stroke that inclined plate limits taper mandrel, that is, limits expander
The stroke of arc panel expander, namely set the range of the enlarged diameter tube of this expanding die.
The secondary expander mechanism of auxiliary includes tube body rotary cylinder, rotor plate and tube body swivel becket, tube body rotary cylinder
On workbench and by expanding die, the tube body swivel becket is set in outside polylith expander arc panel and steps down positioned at expander
The inner end of chamber, the rotor plate is connect with tube body swivel becket, and the outer end of the rotor plate is lived with the cylinder rod of tube body rotary cylinder
Dynamic connection.When the elongation of the cylinder rod of tube body rotary cylinder, the cylinder rod of tube body rotary cylinder drives the outer end movement of rotor plate,
The inner end of rotor plate drives tube body swivel becket to turn an angle（Preferably 90 °）, later expanding die carry out secondary expander again, from
And ensureing that expanding die expander is high-quality, expander is uniform, tubular form is regular, and the diameter of each position is consistent.
The cylinder rod of the tube body rotary cylinder is equipped with pivot, and the outer end of the rotor plate is equipped with chute hole, described
Rotor plate is slided by chute hole on pivot.When the elongation of the cylinder rod of tube body rotary cylinder, the cylinder of tube body rotary cylinder
Bar drives the outer end movement of rotor plate, chute hole to be slided on pivot, and the outer end of rotor plate pivots, the inner end of rotor plate
It drives the rotation of tube body swivel becket, the cylinder rod extended length of the tube body rotary cylinder that can set, therefore can guarantee tube body rotation
The angle that annulus moves tube body rotation is the same.
The beneficial effects of the utility model are as follows：
（One）The oil cylinder of the utility model is connected to pipe by pulling downward on taper mandrel, the arcuate flanks of expander arc panel
On the inner wall of body, taper mandrel drives polylith expander arc panel to slide in and out simultaneously expander simultaneously, has expanded after pipe, polylith expander arc
Shape plate is resetted under upper and lower elastic banding ring resilience effect, is collapsed, and compares existing compressor housing pipe expander, this practicality
The structure of novel pipe expander is simple, the operation is stable, and expander is efficient, expander is high-quality, and expander precision is high.
（Two）More have plenty of, the utility model further includes the secondary expander mechanism of auxiliary, and secondary expander mechanism is assisted to manage
After body rotates by a certain angle, pipe expander carries out expander to tube body again, so that the expander quality of tube body is high, tube body shape
Shape regular uniform.
（Three）Moreover, because the limitation of spacing head and the diameter of through-hole, taper mandrel can not slide always down, expand
Pipe arc panel can only the diameter of expander, therefore, the utility model expander have been got well in expander, i.e. restriction outward in certain stroke
Precision is high.
Description of the drawings
Fig. 1 is that the utility model applies the structural schematic diagram on the full-automatic expansion-molding machine of compressor housing.
Fig. 2 is the front view of Fig. 1.
Fig. 3 is the structural schematic diagram of the centering positioning device of the full-automatic expansion-molding machine of compressor housing.
Fig. 4 is the vertical view of Fig. 3.
Fig. 5 is the front view of Fig. 3.
Fig. 6 is the enlarged structure schematic diagram at A in Fig. 1.
Fig. 7 is the structural schematic diagram of the utility model pipe expander.
Fig. 8 is the vertical view of Fig. 7.
Fig. 9 is the front view of Fig. 7.
Figure 10 is the side view of Fig. 7.
Figure 11 is the structural schematic diagram of the expanding die of the utility model.
Figure 12 is the structural schematic diagram of the secondary expander mechanism of auxiliary of the full-automatic expansion-molding machine of compressor housing.
Figure 13 is the front view of Figure 12.
Figure 14 is the structural schematic diagram of the feed station manipulator of the full-automatic expansion-molding machine of compressor housing.
Figure 15 is the front view of Figure 14.
Figure 16 is the structural schematic diagram of the centering station manipulator of the full-automatic expansion-molding machine of compressor housing.
Figure 17 is the front view of Figure 16.
Specific implementation mode
The utility model is further described with reference to the accompanying drawings and embodiments.
Embodiment one, as shown in Fig. 1 to Figure 17, a kind of full-automatic expansion-molding machine of compressor housing, including charging conveying
Line 1, feeding mechanical hand 2, centering positioning device 3, pipe expander 4, oil hydraulic system 7 and discharging transmission line 6；
Pipeline 1 is fed, for being conveyed into the tube body 8 for waiting for expander；
Centering positioning device 3 is used for rotating tubular body 8, with by the position of hole on tube body 8 position centering tube body 8, to expand
Pipe device 4 carries out expander to tube body 8；
Pipe expander 4 is used for the enlarged-diameter of tube body 8；
Discharging transmission line 6, for transferring out the tube body 8 for having expanded pipe；
Feeding mechanical hand 2, for picking up and putting down tube body 8, to be the full-automatic expansion-molding machine of whole compressor shell
Delivery pipe body 8.
Oil hydraulic system 7, for providing hydraulic oil for pipe expander, using the power source as pipe expander.The utility model
More specific technical solution.
The more specific technical solution of the utility model.
The centering positioning device 3 include fixed seat 31, centering lifting cylinder 33, crane 39, centering turntable 36 with
And centering electric rotating machine 32, the crane 39, which slides up and down, to be arranged in fixed seat 31, is vertically set in fixed seat 31
It is equipped with riser guide 301, crane 39, which slides up and down, to be arranged on riser guide 301, the centering lifting cylinder 33 and lifting
Frame 39 is drivingly connected, and the centering electric rotating machine 32 is set on crane, and the centering turntable 36 horizontally rotates set on lifting
Top on frame 39 and positioned at centering electric rotating machine 32, motor shaft and the centering turntable 36 of the centering electric rotating machine 32 drive
Connection, centering turntable 36 are equipped with vertical registration pullover 37, and the crane 39 is equipped with centering positioning cylinder 34, described to look for
The piston rod of positive positioning cylinder 34 is equipped with fine positioning cross bar 35, and the fine positioning cross bar 35 is horizontally set on crane 39,
Fine positioning cross bar 35 is horizontally directed to vertical registration pullover 37.The centering turntable 36 is equipped with hole location detecting device 38.
The pipe expander 4 includes pedestal 40, oil cylinder 43, the secondary expander mechanism 45 of auxiliary and expanding die 41, the oil
Cylinder 43 and expanding die 41 are set on pedestal 40, and the pedestal 40 is equipped with workbench, and the expanding die 41 is set on workbench,
Oil cylinder 43 is located at the lower section of workbench, and the expanding die 41 includes expander pedestal 42, taper mandrel 412 and polylith expander arc
Plate 411, polylith expander arc panel 411 are distributed and are vertically arranged on expander pedestal 42 in a ring, the polylith expander arc panel
411 outer wall surrounds the lateral surface of cylinder, and the internal face of the expander arc panel 411 is tapered slope, how soon expander arc
The internal face of plate surrounds an expander conical cavity, and the taper mandrel 412, which slides up and down, to be arranged in expander conical cavity, the taper
The lateral surface of mandrel 412 is bonded with the internal face of every piece of expander arc panel 411, and the taper mandrel 412 is thick in upper end, lower end is thin
The upper end of shape, taper mandrel 412 is equipped with spacing head 416, and expander pedestal 42 is stretched out in 412 lower end of taper mandrel, taper mandrel 412
Lower end is equipped with connector 413, and the piston rod of the oil cylinder 43 is connect with connector 413.
The upper end of the polylith expander arc panel 411 is equipped with upper elastic hoop 410, and upper elasticity hoop 410 is waled more
The lower end of the upper end of block expander arc panel 411, institute's polylith expander arc panel 411 is equipped with lower elastic hoop 418, lower elasticity banding
Ring 418 wales the lower end of polylith expander arc panel 411.Upper and lower elasticity hoop 418 makes polylith expander arc panel 411 not
It keeps gathering together when expander,
It is equipped in expander resigning chamber 419 in the expander pedestal 42, the top of the expander resigning chamber 419 is equipped with through-hole
420, through-hole 420 is up stretched out in the upper end of polylith expander arc panel 411, and the lower part of expander resigning chamber 419 is equipped with axis hole 421, institute
The lower end for stating taper mandrel 412 is stretched out axis hole 421 and is connect with connector 413 down, and the lower end of the expander arc panel 411 is set
There is sliding block 422, polylith sliding block 422 is reciprocatingly slided with radial fashion to be arranged in expander resigning chamber 419.
The lateral surface of the taper mandrel 412 is equipped with limition orientation groove 415, the inner wall of the expander arc panel 411
Face, which is equipped with, is oriented to inclined plate 417, is oriented to inclined plate 417 and is slidably arranged in limition orientation groove 415.
The secondary expander mechanism 45 of auxiliary includes tube body rotary cylinder 450, rotor plate 451 and tube body swivel becket 452, pipe
Body rotary cylinder 450 is set on workbench and by expanding die 41, and the tube body swivel becket 452 is set in polylith expander arc
Plate 411 is outer and is located at expander resigning chamber 419, and the inner end of the rotor plate 451 is connect with tube body swivel becket 452, the rotor plate
451 outer end is flexibly connected with the cylinder rod of tube body rotary cylinder 450.
The cylinder rod of the tube body rotary cylinder 450 is equipped with pivot 453, and the outer end of the rotor plate 451, which is equipped with, to be slided
Slot 454, the rotor plate 451 are slided by chute hole 454 on pivot 453.
The feeding mechanical hand 2 includes rack 20 and moves horizontally servo motor 25, and corresponding charging is defeated in the rack 20
Line sending 1 is equipped with feed station manipulator 24, correspond in the rack 20 centering positioning device 3 be equipped with centering station manipulator 23,
Pipe expander 4 is corresponded in the rack 20 and is equipped with expander station manipulator 22, and corresponding to discharging transmission line 6 in the rack 20 is equipped with
Detection station manipulator 21, feed station manipulator 24, centering station manipulator 23, expander station manipulator 22 and detection
Station manipulator 21 is successively set on from front to back in rack 20, horizontally disposed in the rack 20 to have horizontal guide rail
27, the feed station manipulator 24, centering station manipulator 23, expander station manipulator 22 and detection station manipulator
21 are slidably arranged on horizontal guide rail 27, are connected by pull rod 28 between adjacent two station manipulators, described to move horizontally
Servo motor 25 is set in rack 20, is moved horizontally servo motor 25 and is connect with 21 screw rod transmission of detection station manipulator, to drive
Dynamic all station manipulators, which synchronize, makees horizontal sliding, realizes feed station manipulator 24, centering station manipulator 23, expander station
The 21 synchronizing moving feeding of manipulator 22 and detection station manipulator.
The feed station manipulator 24 includes first base 245, the first lifting cylinder 241, first lifting seat 243, the
One material folding cylinder 242, first material folding cylinder 242 are set in first lifting seat 243, and first lifting seat 243, which slides up and down, to be set
It sets in first base 245, first lifting cylinder 241, which is set in first base 245 and is driven with first lifting seat 243, to be connected
It connects, it lifts direction equipped with the first guiding axis 244 to 243 upper edge of the first lifting seat, and the first base 245 is equipped with first
Guide pad 246 is lifted, the first guiding axis 244 is slidably arranged on the first lifting guide pad 246, first material folding cylinder 242
Three output ends on be respectively equipped with the first claw, the second claw and third claw, three output ends of the first material folding cylinder 242
The first claw, the second claw and third claw is respectively driven to move towards and close up or be moved away from and separate.
The centering station manipulator 23, expander station manipulator 22, detection station manipulator 21 include second base
235, the second lifting cylinder 231, the second lifting seat 238, the second material folding cylinder 232, second material folding cylinder 232 are set to second
On lifting seat 238, the second lifting seat 238, which slides up and down, to be arranged in second base 235, and second lifting cylinder 231 is set to
Be drivingly connected in second base 235 and with the second lifting seat 238,238 upper edge of the second lifting seat its lift direction and be equipped with the
Two guiding axis 236, the second base 235 are equipped with the second lifting guide pad 237, and the second guiding axis 236 is slidably arranged in the
On two lifting guide pads 237, left clamping jaw 234, right clamping jaw 233 are respectively equipped on two output ends of second material folding cylinder 232,
Two output ends of the second material folding cylinder 232 respectively drive left clamping jaw 234, right clamping jaw 233 moves towards and closes up or be moved away from
And it separates.
The charging pipeline 1 is equipped with backgauge cylinder 11, inspection material sensor 13 and tube body detent mechanism 12, tube body positioning
Mechanism 12 is located at the discharge end of charging pipeline 1, and the backgauge cylinder 11 is located at the front of tube body detent mechanism 12, the tube body
Detent mechanism 12 include tube body positioning cylinder 121, left locating detent 122 and right locating detent 123, the two of tube body positioning cylinder 121
Output end is drivingly connected with left locating detent, right locating detent respectively, and left locating detent 122, right locating detent 123 constitute a pliers, pliers
Opening towards backgauge cylinder 11.Tube body positioning cylinder 121 drives left locating detent 122, right locating detent 123 to close up or detach.
The operation principle of the utility model is：
When utility model works, wait for that the tube body 8 of expander is conveyed by feeding pipeline 1, backgauge cylinder 11 is defeated in charging
Line sending 1 stops that tube body 8 advances, and tube body 8 is delivered to the position of tube body detent mechanism 12 one by one, with realize conveying manipulator by
A to grip tube body 8 one by one, the tube body 8 at tube body detent mechanism 12 is delivered to alignment device by feed station manipulator 24 again
The top of centering turntable 36, centering lifting cylinder 33 starts to be lifted centering turntable 36 until certain position, then feed station machine
The decline of tube body 8 is set on vertical registration pullover 37 by tool hand 24, and then feed station manipulator 24, which resets, rises, centering rotation
Motor 32 drives centering turntable 36 to rotate, and centering turntable 36 drives tube body 8 to rotate, and hole location detecting device 38 starts detection pipe
Hole position on body 8, when hole location detecting device 38 detects the position of the hole on tube body 8, centering electric rotating machine 32 stops operating, and realizes
Coarse positioning tube body 8, hole position on tube body 8 just alignment fine positioning cross bar 35, centering positioning cylinder 34 drives fine positioning cross bar 35
Elongation, fine positioning cross bar 35 stretches into the position of the hole on tube body 8, to realize fine positioning tube body 8.
It has good positioning after tube body 8, fine positioning cross bar 35 goes out from the hole displacement on tube body 8, and expander station manipulator 22 declines
And the tube body 8 having good positioning is gripped, it is sleeved on the expanding die 41 of pipe expander 4, which is to be set in polylith expander arc
On 411 lateral wall of plate, the lower end of tube body 8 is seated on tube body swivel becket 452, and then the piston rod of oil cylinder 43 starts pulled down cone
Shape mandrel 412, taper mandrel 412 move down, since polylith expander arc panel 411 coordinates with 412 inclined-plane of taper mandrel, cone
When shape mandrel 412 moves down, polylith expander arc panel 411 moves outward simultaneously, the lateral wall top of polylith expander arc panel 411
The madial wall of tube body 8 expander outward, so that the diameter of tube body 8 increases.Due to the diameter of spacing head 416 and through-hole 420
The limitation of size, taper mandrel 412 can not possibly slide always down, expander arc panel 411 can not possibly expander outward always, expander
Arc panel 411 is the expander in certain stroke, has been expanded after pipe for the first time, and oil cylinder 43 extends piston rod, taper mandrel upwards
412 move up reset, and polylith expander arc panel 411 is under 418 elastic reaction of upper elastic hoop 410 and lower elastic hoop
It moves and resets to center, the lateral wall of expander arc panel 411 is detached from the madial wall of tube body 8.
Then the cylinder rod driving rotor plate 451 of tube body rotary cylinder 450 rotates, and rotor plate 451 pulls tube body swivel becket
452 rotations, and then tube body 8 is driven to rotate 90 °, oil cylinder 43 pulls downward on 412 expander of taper mandrel again, realizes secondary expander,
To ensure that 8 expander of tube body is uniform.After secondary expander, all components of expanding die 41 reset again, expander arc panel 411
Lateral wall is detached from the madial wall of tube body 8, and the tube body 8 for having expanded pipe is delivered to 8 diameter of tube body and detects work by expander station manipulator 22
Position.After 8 diameter detection station of tube body detects, detection station manipulator 21 grips tube body 8, and is transported to discharging transmission line
On 6, discharging transmission line 6 again transfers out the tube body 8 expanded.
Claims (6)
1. a kind of pipe expander of the full-automatic expansion-molding machine of compressor housing, it is characterised in that：Including pedestal, oil cylinder and
Expanding die, the oil cylinder and expanding die be set to pedestal on, expanding die be located at oil cylinder top, the expanding die include expander pedestal,
Taper mandrel and polylith expander arc panel, polylith expander arc panel are distributed and are vertically arranged on expander pedestal in a ring, institute
The outer wall for stating polylith expander arc panel surrounds the lateral surface of cylinder, and the internal face of the expander arc panel is tapered slope, more
The internal face of block expander arc panel surrounds an expander conical cavity, and the taper mandrel, which slides up and down, to be arranged in expander conical cavity,
The lateral surface of the taper mandrel is bonded with the internal face of every piece of expander arc panel, and the taper mandrel presents that end is thick, lower end is thin
The upper end of shape, taper mandrel is equipped with spacing head, and expander pedestal is stretched out in taper mandrel lower end, and the lower end of taper mandrel is equipped with connection
The piston rod of head, the oil cylinder is connect with connector.
2. the pipe expander of the full-automatic expansion-molding machine of compressor housing according to claim 1, characterized in that the polylith
The upper end of expander arc panel is equipped with upper elastic hoop, and upper elasticity banding hoop lives the upper end of polylith expander arc panel, institute's polylith
The lower end of expander arc panel is equipped with lower elastic hoop, and lower elasticity banding hoop lives the lower end of polylith expander arc panel.
3. the pipe expander of the full-automatic expansion-molding machine of compressor housing according to claim 2, characterized in that the expander
Expander resigning intracavitary is equipped in pedestal, the top of the expander resigning chamber is equipped with through-hole, and the upper end of polylith expander arc panel is up
Through-hole is stretched out, the lower part of expander resigning chamber is equipped with axis hole, and the lower end of the taper mandrel is stretched out axis hole and connected with connector down
It connects, the lower end of the expander arc panel is equipped with sliding block, and polylith sliding block is reciprocatingly slided with radial fashion to be arranged in expander resigning chamber
It is interior.
4. the pipe expander of the full-automatic expansion-molding machine of compressor housing according to claim 3, characterized in that the taper
The lateral surface of mandrel is equipped with limition orientation groove, and the internal face of the expander arc panel, which is equipped with, is oriented to inclined plate, is oriented to inclined plate and slides
It is dynamic to be arranged in limition orientation groove.
5. the pipe expander of the full-automatic expansion-molding machine of compressor housing according to claim 4, characterized in that further include auxiliary
It includes tube body rotary cylinder, rotor plate and tube body swivel becket, tube body rotation to help secondary expander mechanism, the secondary expander mechanism of auxiliary
Rotaring cylinder is set on workbench and by expanding die, and the tube body swivel becket is set in outside polylith expander arc panel and positioned at expansion
The inner end of pipe resigning intracavitary, the rotor plate is connect with tube body swivel becket, outer end and the tube body rotary cylinder of the rotor plate
Cylinder rod is flexibly connected.
6. the pipe expander of the full-automatic expansion-molding machine of compressor housing according to claim 5, characterized in that the tube body
The cylinder rod of rotary cylinder is equipped with pivot, and the outer end of the rotor plate is equipped with chute hole, and the rotor plate passes through chute hole
It is slided on pivot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820310338.0U CN207872920U (en) | 2018-03-06 | 2018-03-06 | A kind of pipe expander of the full-automatic expansion-molding machine of compressor housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820310338.0U CN207872920U (en) | 2018-03-06 | 2018-03-06 | A kind of pipe expander of the full-automatic expansion-molding machine of compressor housing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207872920U true CN207872920U (en) | 2018-09-18 |
Family
ID=63496020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820310338.0U Active CN207872920U (en) | 2018-03-06 | 2018-03-06 | A kind of pipe expander of the full-automatic expansion-molding machine of compressor housing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207872920U (en) |
-
2018
- 2018-03-06 CN CN201820310338.0U patent/CN207872920U/en active Active
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