CN110435095A - Automobile core pulling mechanism for bent tube - Google Patents
Automobile core pulling mechanism for bent tube Download PDFInfo
- Publication number
- CN110435095A CN110435095A CN201910748354.7A CN201910748354A CN110435095A CN 110435095 A CN110435095 A CN 110435095A CN 201910748354 A CN201910748354 A CN 201910748354A CN 110435095 A CN110435095 A CN 110435095A
- Authority
- CN
- China
- Prior art keywords
- core
- planetary gear
- pulling mechanism
- arc
- sliding block
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/261—Moulds having tubular mould cavities
- B29C45/2614—Moulds having tubular mould cavities for manufacturing bent tubular articles using an undercut forming mould core
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C2045/338—Mould parts with combined axial and transversal movements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
- B29L2023/004—Bent tubes
Abstract
The invention discloses a kind of automobile core pulling mechanism for bent tube, including product and lower template, the product is located in lower template, arc groove is equipped in the product, the product front end is equipped with annular protrusion, circular trough is set in the annular protrusion, the diameter of the circular trough is greater than the diameter of arc groove and circular trough is connected to arc groove, the first edge core for forming circular trough inner wall is equipped in the circular trough, the second edge core for forming arc groove inner wall is equipped in the arc groove, it further includes that it further includes the first time straight line core-pulling mechanism for carrying out core pulling to circular trough and second of arc core-pulling mechanism for carrying out core pulling to arc groove, the first edge core and the second edge core links together, second of arc core-pulling mechanism is located in lower template, the present invention provides one kind and is not easy to pull product and can The automobile core pulling mechanism for bent tube high by property.
Description
Technical field
The present invention relates to injection mold field more particularly to a kind of automobile core pulling mechanism for bent tube.
Background technique
Injection mold is a kind of tool for producing plasthetics, is made of dynamic model and cover half two parts, in injection moulding
Dynamic model and cover half closure constitute running gate system and type chamber, and to take out plastic products, bend pipe is for dynamic model and cover half separation when die sinking
The circular arc of wide-angle, according to the prior art, by common core-pulling mechanism, mechanism occupied space is big, and move distance is long, can not quickly take off
Mould can interfere with the other portion structures of product, cause to cannot achieve arc core-pulling completely, kinetic stability is poor.
Summary of the invention
The technical problems to be solved by the present invention are: overcoming the defect of the above prior art, it is de- to provide a kind of acceleration circular arc
Mould shortens move distance, and mechanism space hold is small, the reliable automobile core pulling mechanism for bent tube of motion stabilization.
The technical solution used in the present invention is: a kind of automobile core pulling mechanism for bent tube, including product and lower template, it is described
Product is located in lower template, and arc groove is equipped in the product, and the product front end is equipped with annular protrusion, the annular
Circular trough is set in protrusion, the diameter of the circular trough is greater than the diameter of arc groove and circular trough is connected to arc groove, described
It is equipped with the first edge core for forming circular trough inner wall in circular trough, is equipped in the arc groove for forming arc groove inner wall
The second edge core, it further includes that it further includes for carrying out the first time straight line core-pulling mechanism of core pulling to circular trough and for arc
Shape slot carries out second of arc core-pulling mechanism of core pulling, and the described first edge core and the second edge core link together, and described the
Secondary circular arc core-pulling mechanism is located in lower template, and the first time straight line core-pulling mechanism is located at second of arc core-pulling mechanism
On, second of arc core-pulling mechanism further plays synchronous core pulling after the first time complete core pulling of straight line core-pulling mechanism.
After using the above structure, compared with the prior art, the present invention has the following advantages: setting first time straight line tube bundle extracting machine
Structure and second of arc core-pulling mechanism drive the first edge core core pulling using first time straight line core-pulling mechanism, then utilize second
Arc core-pulling mechanism drives the second edge core and the first edge core to carry out arc core-pulling together, it is not easy to product and high reliablity are pulled,
Accelerate circular arc demoulding, shortens move distance, mechanism space hold is small, and motion stabilization is reliable.
Preferably, the first time straight line core-pulling mechanism includes pedestal, sliding block, inclined hole and sliding block pressing plate, it is described
Pedestal is located in lower template, and the sliding block, the inclined hole being slidably matched with inclined guide pillar and sliding block pressing plate are all provided on the base, described
Sliding block be slidably fitted between sliding block pressing plate, the described first edge core is fixed on rear side of sliding block far from one end of product, described
Inclined hole be located at sliding block upper surface, inclined guide pillar is fixed on cope plate, and inclined guide pillar is slidably fitted in inclined hole drive when die sinking
Sliding block moves in a straight line, and structure is simple, does not take up space, and realizes that circular trough carries out the demoulding of first time straight line.
Preferably, the sliding block pressing plate lower surface and pedestal upper surface have spacing, the two sides difference of the sliding block
It is slidably fitted between sliding block pressing plate and pedestal, high reliablity.
Preferably, the pedestal upper surface is equipped with block, the block is described along slider width directional spreding
Block is located between two sliding block pressing plates and block is located at the leading flank of sliding block pressing plate, is limited to sliding block.
Preferably, second of arc core-pulling mechanism includes rotary shaft, oil cylinder, planetary gear and planetary gear guide rail
Plate, the rotary shaft, oil cylinder, planetary gear and planetary gear guide-rail plate are each provided in lower template, and the pedestal rear end is around rotation
Shaft rotation, the planetary gear are equipped with the sun between planetary gear guide-rail plate and pedestal front end on front side of the pedestal
Wheel, the nearly planetary gear side of the planetary gear guide-rail plate be equipped with gear ring, the planetary gear respectively with sun gear and tooth
Circle engagement, the piston rod of the oil cylinder are connect with planetary gear, and the planetary gear is in planet gear band moving base around rotation
The arc core-pulling of wide-angle, row are also realized using planetary gear around rotary shaft rotation planetary gear rotation simultaneously when pivot
Star core-pulling mechanism includes pedestal, planetary gear and planetary gear guide-rail plate, and rotary shaft is fixed, and pedestal does circumference fortune around rotary shaft
It is dynamic, as sun gear, planetary gear guide-rail plate be it is fixed, planetary gear while around rotary shaft rotation around center planetary gear from
It passes, is engaged respectively with sun gear and gear ring using oil cylinder driving planetary gear, realize pedestal rotation, the second edge core realizes that circular arc is taken out
Core, it is not easy to pull product, planetary gear demoulds core pulling track along product circular arc, does circular curve track around sun gear and transports
It moves while doing rotation round movement.Shorten the oil cylinder driving trip and structure motion process of wide-angle circular arc demolding mechanism
In stress equalization, it is ensured that structure motion is reliable and stable.
Preferably, the lower template upper surface is additionally provided with the first arc panel and the second arc panel, first arc
Shape plate and the second arc panel are concentric, and second arc panel is located in front of the first arc panel, the circle of first arc panel
The heart is located on the axis of rotary shaft, and the pedestal lower surface is equipped with guide holder, and the guide holder is slidably fitted in the first arc
Between shape plate and the second arc panel and pedestal is rotated in guide holder upper surface, be rotatably assorted using guide holder in the first arc panel and
Between second arc panel, guarantee that pedestal only does circular motion, the second edge core can smoothly realize arc core-pulling.
Preferably, the planetary gear guide-rail plate includes the first guide holder and the second guide holder, first guiding
Seat and the second guide holder are each provided in lower template, and second guide holder is located on the first guide holder, first guiding
Seat and the second guide holder form an opening towards planetary gear " Contraband " font structure, and the first guide holder upper surface is set
There is the first arc groove, the second guide holder upper surface is equipped with the second arc groove, and the gear ring is located at " Contraband " font structure
Medial surface, the piston rod of the oil cylinder are equipped with fixing seat, and the fixing seat side is equipped with open slot, the fixing seat
It is equipped with swingle, the swingle runs through open slot up and down, and the planetary gear is located in open slot and planetary gear
It is rotatably assorted on swingle, the part that the swingle stretches out open slot is equipped with guide pad, the guide pad difference
It is slidably fitted in the first arc groove and the second arc groove, structure is simple, both can guarantee that planetary gear around swingle rotation, also can
Guarantee that planetary gear does circular motion around rotary shaft.
Preferably, first stroke limit switch and second stroke limit switch are further respectively had in the lower template,
The first stroke limit switch and second stroke limit switch is located at the left and right sides of pedestal, limits pedestal
Position, pedestal can stop operating when encountering first stroke limit switch and second stroke limit switch.
Detailed description of the invention
Fig. 1 is the perspective view of automobile core pulling mechanism for bent tube of the present invention；
Fig. 2 is the perspective view of automobile core pulling mechanism for bent tube product of the present invention；
Fig. 3 is the perspective view that automobile core pulling mechanism for bent tube of the present invention removes lower template and product；
Fig. 4 is the perspective view of automobile core pulling mechanism for bent tube first time straight line core-pulling mechanism of the present invention；
Fig. 5 is automobile core pulling mechanism for bent tube pedestal of the present invention and planetary gear perspective view；
Fig. 6 is the perspective view of automobile core pulling mechanism for bent tube planetary gear and planetary gear guide-rail plate of the present invention.
Wherein, 1, product, 2, arc groove, 3, annular protrusion, 4, circular trough, the 5, first edge core, the 6, second edge core, 7, base
Seat, 8, sliding block, 9, inclined hole, 10, sliding block pressing plate, 11, block, 12, first stroke limit switch, 13, second stroke limit switch,
14, rotary shaft, 15, oil cylinder, 16, planetary gear, 17, lower template, 18, planetary gear guide-rail plate, 19, sun gear, 20, gear ring, 21,
First arc panel, the 22, second arc panel, 23, guide holder, the 24, first guide holder, the 25, second guide holder, the 26, first arc groove,
27, the second arc groove, 28, fixing seat, 29, open slot, 30, swingle, 31, guide pad.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and specific embodiments.
As shown, the present invention provides a kind of automobile core pulling mechanism for bent tube, including product 1 and lower template 17, the production
Product 1 are located in lower template 17, arc groove 2 are equipped in the product 1,1 front end of product is equipped with annular protrusion 3, described
Annular protrusion 3 in set circular trough 4, the diameter of the circular trough 4 is greater than the diameter of arc groove 2 and circular trough 4 and arc groove 2
Connection, interior the first edge core 5 being equipped with for forming 4 inner wall of circular trough of the circular trough 4, the arc groove 2 is interior to be equipped with use
In the second edge core 6 of molding 2 inner wall of arc groove, it further includes the first time straight line tube bundle extracting machine for carrying out core pulling to circular trough 4
Structure and second of arc core-pulling mechanism for carrying out core pulling to arc groove 2, the described first edge core 5 and the second edge core 6 connect
Together, second of arc core-pulling mechanism is located in lower template 17, and the first time straight line core-pulling mechanism is located at the
On secondary circular arc core-pulling mechanism, second of arc core-pulling mechanism is another after the first time complete core pulling of straight line core-pulling mechanism
Synchronous core pulling is played, it is an advantage of the invention that setting first time straight line core-pulling mechanism and second of arc core-pulling mechanism, utilize first
Secondary straight line core-pulling mechanism drives the first edge core core pulling, then drives the second edge core and the first edge using second of arc core-pulling mechanism
Core carries out arc core-pulling together, it is not easy to pull product 1 and high reliablity, accelerate circular arc demoulding, shorten move distance, mechanism is empty
Between occupy small, motion stabilization is reliable.
The first time straight line core-pulling mechanism includes pedestal 7, sliding block 8, the inclined hole 9 and sliding block being slidably matched with inclined guide pillar
Pressing plate 10, the pedestal 7 are located in lower template 17, and the sliding block 8, inclined hole 9 and sliding block pressing plate 10 are each provided on pedestal 7,
The sliding block 8 is slidably fitted between sliding block pressing plate 10, and the first edge core 5 is fixed on sliding block 8 far from one end of product 1
Rear side, the inclined hole 9 are located at 8 upper surface of sliding block, and inclined guide pillar is fixed on cope plate, and inclined guide pillar is slidably matched when die sinking
It is moved in a straight line in inclined hole 9 with movable slider 8, realizes that circular trough 4 carries out the demoulding of first time straight line, structure is simple, does not take up space.
There is spacing in 10 lower surface of sliding block pressing plate and 7 upper surface of pedestal, and the two sides of the sliding block 8 are slided respectively matches
Close the high reliablity between sliding block pressing plate 10 and pedestal 7.
7 upper surface of pedestal is equipped with block 11, and the block 11 is distributed along 8 width direction of sliding block, the gear
Block 11 is located between two sliding block pressing plates 10 and block 11 is located at the leading flank of sliding block pressing plate 10, is limited to sliding block 8.
Second of arc core-pulling mechanism includes rotary shaft 14, oil cylinder 15, planetary gear 16 and planetary gear guide-rail plate
18, the rotary shaft 14, oil cylinder 15, planetary gear 16 and planetary gear guide-rail plate 18 are each provided in lower template 17, the base
7 rear ends of seat are rotated around rotary shaft 14, and the planetary gear 16 is located between 7 front end of planetary gear guide-rail plate 18 and pedestal, described
Pedestal 7 on front side of be equipped with sun gear 19, the side of the nearly planetary gear 16 of planetary gear guide-rail plate 18 is equipped with gear ring 20, described
Planetary gear 16 engaged respectively with sun gear 19 and gear ring 20, the piston rod of the oil cylinder 15 is connect with planetary gear 16,
The planetary gear 16 is when planetary gear 16 is moved with moving base 7 around rotary shaft 14 also around the rotation of rotary shaft 14 while planet
The arc core-pulling of wide-angle is realized in 16 rotation of gear using planetary gear 16, and planet core-pulling mechanism includes pedestal 7, planetary gear
16 and planetary gear guide-rail plate 18, rotary shaft 14 is fixed, and pedestal 7 moves in a circle around rotary shaft 14, as sun gear, planet
Take turns guide-rail plate 18 be it is fixed, planetary gear 16 while around rotary shaft 14 rotate while around 16 center autobiography of planetary gear, utilize oil
Cylinder 15 drives planetary gear 16 to engage respectively with sun gear 19 and gear ring 20, realizes that pedestal 7 rotates, and the second edge core 6 realizes circular arc
Core pulling, it is not easy to pull product 1, planetary gear 16 demoulds core pulling track along 1 circular arc of product, does circular curve around sun gear
Track moves while doing rotation round movement.Shorten the oil cylinder driving trip and structure fortune of wide-angle circular arc demolding mechanism
Stress equalization during dynamic, it is ensured that structure motion is reliable and stable.
17 upper surface of lower template is additionally provided with the first arc panel 21 and the second arc panel 22, first arc panel
21 and second arc panel 22 with one heart, second arc panel 22 is located in front of the first arc panel 21, first arc panel
21 center of circle is located on the axis of rotary shaft 14, and 7 lower surface of pedestal is equipped with guide holder 23, and the guide holder 23 slides
Cooperation is between the first arc panel 21 and the second arc panel 22 and pedestal 7 is rotated in 23 upper surface of guide holder, utilizes guide holder 23
It is rotatably assorted between the first arc panel 21 and the second arc panel 22, guarantees that pedestal 7 only does circular motion, the second edge core 6 can be with
Smoothly realize arc core-pulling.
The planetary gear guide-rail plate 18 includes the first guide holder 24 and the second guide holder 25, first guide holder 24
It being each provided in lower template 17 with the second guide holder 25, second guide holder 25 is located on the first guide holder 24, and described
One guide holder 24 and the second guide holder 25 form an opening towards " Contraband " font structure of planetary gear 16, and described first leads
It is equipped with the first arc groove 26 to 24 upper surface of seat, 25 upper surface of the second guide holder is equipped with the second arc groove 27, described
Gear ring 20 is located at " Contraband " font structure medial surface, and the piston rod of the oil cylinder 15 is equipped with fixing seat 28, the fixing seat
28 sides are equipped with open slot 29, and the fixing seat 25 is equipped with swingle 30, and about 30 swingle runs through open slot
29, the planetary gear 16 is located in open slot 29 and planetary gear 16 is rotatably assorted on swingle 30, the rotation
The part that bar 30 stretches out open slot 29 is equipped with guide pad 31, and the guide pad 31 is slidably fitted in the first arc groove 26 respectively
In the second arc groove 27, structure is simple, both can guarantee that planetary gear 16 around 30 rotation of swingle, also can guarantee planetary gear 16
Circular motion is done around rotary shaft 14.
First stroke limit switch 12 and second stroke limit switch 13 are further respectively had in the lower template 17, it is described
First stroke limit switch 12 and second stroke limit switch 13 be located at the left and right sides of pedestal 7, pedestal 7 is limited
Position, pedestal 7 can stop operating when encountering first stroke limit switch 12 and second stroke limit switch 13, the angle that pedestal 7 rotates
Degree can realize the arc core-pulling of the second edge core 6 for 80 °, by first stroke limit switch 12 and second stroke limit switch 13
To realize.
Specifically, the principle of the present invention is setting first time straight line core-pulling mechanism and second of arc core-pulling mechanism, benefit
Drive the first edge core core pulling with first time straight line core-pulling mechanism, then using second arc core-pulling mechanism drive the second edge core and
First edge core carries out arc core-pulling together, it is not easy to and product 1 and high reliablity are pulled, accelerates circular arc demoulding, shortens move distance,
Mechanism space hold is small, and motion stabilization is reliable.
Planetary gear 16 demoulds core pulling track along 1 circular arc of product, does the movement of circular curve track simultaneously around sun gear
Do rotation round movement.Shorten the oil cylinder driving trip of wide-angle circular arc demolding mechanism and during structure motion by
Power is balanced, it is ensured that structure motion is reliable and stable, motion principle: oil cylinder 15 is driving force, drives planetary gear 16 along the sun
Track between wheel 19 and gear ring 20 is mobile, when track of the planetary gear 16 between sun gear 19 and gear ring 20 moves, because
It is constrained by dynamic planetary gear guide-rail plate 18, forces planetary gear 15 by 1:1 number of teeth transmission ratio, 360 degree circumference of the numbers of teeth such as done and transport sides, together
When, planetary gear 16 is also by the constraint of sun gear, but sun gear is because without any other stress approximate number, sun gear is had to
Under the stress of planetary gear 16, planetary gear is followed to be forced circular motion by number of teeth 1:1.
Action process: one, being opened, the inclined guide pillar of cope plate and inclined hole 9 be slidably matched band movable slider 8 sliding block pressing plate 10 it
Between move, until sliding block 8 encounters baffle 11, the first edge core 5 realizes core pulling at this time；Two, start oil cylinder 15, oil cylinder 15 drives planet
Gear 16 is engaged with sun gear 19 and gear ring 20 respectively, drives track of the planetary gear 16 between sun gear 19 and gear ring 20
It is mobile, when track of the planetary gear 16 between sun gear 19 and gear ring 20 moves, because being constrained by dynamic planetary gear guide-rail plate 18,
It forces planetary gear 15 by 1:1 number of teeth transmission ratio, 360 degree of circumference fortune sides of the numbers of teeth such as does, meanwhile, planetary gear 16 is also by sun gear
Constraint, but sun gear is because without any other stress approximate number, sun gear is had under the stress of planetary gear 16, by the number of teeth
1:1 follows planetary gear to be forced circular arc fortune, realizes the first edge core 5 and the second edge complete core pulling of core 6.
Preferred embodiments of the present invention are described above, but are not to be construed as limiting the scope of the invention.This hair
Bright to be not only limited to above embodiments, specific structure is allowed to vary, all institutes in the protection scope of demand for independence of the present invention
The various change of work is within the scope of the invention.
Claims (8)
1. a kind of automobile core pulling mechanism for bent tube, including product (1) and lower template (17), the product (1) are located at lower template
(17) on, arc groove (2) are equipped in the product (1), the product (1) front end is equipped with annular protrusion (3), the ring
Is set circular trough (4) in shape protrusion (3), the diameter of the circular trough (4) be greater than the diameter of arc groove (2) and circular trough (4) with
Arc groove (2) connection, interior the first edge core (5) being equipped with for forming circular trough (4) inner wall of the circular trough (4) are described
The second edge core (6) for forming arc groove (2) inner wall is equipped in arc groove (2), it is characterised in that: it further includes for circle
Shape slot (4) carries out the first time straight line core-pulling mechanism of core pulling and second of arc core-pulling for arc groove (2) to be carried out with core pulling
Mechanism, first edge core (5) and the second edge core (6) link together, under second of arc core-pulling mechanism is located at
In template (17), the first time straight line core-pulling mechanism is located in second of arc core-pulling mechanism, second of circular arc
Core-pulling mechanism further plays synchronous core pulling after the first time complete core pulling of straight line core-pulling mechanism.
2. automobile core pulling mechanism for bent tube according to claim 1, it is characterised in that: the first time straight line core-pulling mechanism
Including pedestal (7), sliding block (8), the inclined hole (9) and sliding block pressing plate (10) being slidably matched with inclined guide pillar, the pedestal (7) is located at
In lower template (17), the sliding block (8), inclined hole (9) and sliding block pressing plate (10) are each provided on pedestal (7), the sliding block (8)
It is slidably fitted between sliding block pressing plate (10), after first edge core (5) is fixed on sliding block (8) far from the one end of product (1)
Side, the inclined hole (9) are located at sliding block (8) upper surface.
3. automobile core pulling mechanism for bent tube according to claim 2, it is characterised in that: described sliding block pressing plate (10) lower surface
There is spacing with pedestal (7) upper surface, the two sides of the sliding block (8) are slidably fitted in sliding block pressing plate (10) and pedestal (7) respectively
Between.
4. automobile core pulling mechanism for bent tube according to claim 2, it is characterised in that: described pedestal (7) upper surface is equipped with
Block (11), the block (11) are distributed along sliding block (8) width direction, and the block (11) is located at two sliding block pressing plates
(10) between and block (11) is located at the leading flank of sliding block pressing plate (10).
5. automobile core pulling mechanism for bent tube according to claim 2, it is characterised in that: second of arc core-pulling mechanism
Including rotary shaft (14), oil cylinder (15), planetary gear (16) and planetary gear guide-rail plate (18), the rotary shaft (14), oil cylinder
(15), planetary gear (16) and planetary gear guide-rail plate (18) are each provided on lower template (17), and the pedestal (7) rear end is around rotation
Axis (14) rotation, the planetary gear (16) are located between planetary gear guide-rail plate (18) and pedestal (7) front end, the pedestal
(7) front side is equipped with sun gear (19), and the side of the nearly planetary gear (15) of the planetary gear guide-rail plate (18) is equipped with gear ring (20),
The planetary gear (15) is engaged with sun gear (19) and gear ring (20) respectively, the piston rod and planet of the oil cylinder (15)
Gear (15) connection, the planetary gear (15) is when planetary gear (15) band moving base (7) is moved around rotary shaft (14)
Around rotary shaft (14) rotation planetary gear (15) rotation simultaneously.
6. automobile core pulling mechanism for bent tube according to claim 5, it is characterised in that: described lower template (17) upper surface is also
Equipped with the first arc panel (21) and the second arc panel (22), first arc panel (21) and the second arc panel (22) with one heart,
Second arc panel (22) is located in front of the first arc panel (21), and the center of circle of first arc panel (21) is located at rotation
On the axis of axis (14), the pedestal (7) lower surface is equipped with guide holder (23), and the guide holder (23) is slidably fitted in the
Between one arc panel (21) and the second arc panel (22) and pedestal (7) is rotated in guide holder (23) upper surface.
7. automobile core pulling mechanism for bent tube according to claim 5, it is characterised in that: planetary gear guide-rail plate (18) packet
The first guide holder (24) and the second guide holder (25) are included, first guide holder (24) and the second guide holder (25) are each provided at down
In template (17), second guide holder (25) is located on the first guide holder (24), first guide holder (24) and
Two guide holders (25) form " Contraband " font structure of an opening towards planetary gear (15), on first guide holder (24)
Surface is equipped with the first arc groove (26), and the second guide holder (25) upper surface is equipped with the second arc groove (27), the tooth
Circle (20) is located at " Contraband " font structure medial surface, and the piston rod of the oil cylinder (15) is equipped with fixing seat (28), and described consolidates
Reservation (28) side is equipped with open slot (29), and the fixing seat (25) is equipped with swingle (30), the swingle (30)
Run through open slot (29) up and down, the planetary gear (15) is located in open slot (29) and planetary gear (15) is rotatably assorted
On swingle (30), the part that the swingle (30) stretches out open slot (29) is equipped with guide pad (31), the guiding
Block (31) is slidably fitted in respectively in the first arc groove (26) and the second arc groove (27).
8. automobile core pulling mechanism for bent tube according to claim 5, it is characterised in that: also distinguish in the lower template (17)
Equipped with first stroke limit switch (12) and second stroke limit switch (13), the first stroke limit switch (12) and
Two lead limit switches (13) are located at the left and right sides of pedestal (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910748354.7A CN110435095B (en) | 2019-08-14 | 2019-08-14 | Automobile elbow pipe core-pulling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910748354.7A CN110435095B (en) | 2019-08-14 | 2019-08-14 | Automobile elbow pipe core-pulling mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110435095A true CN110435095A (en) | 2019-11-12 |
| CN110435095B CN110435095B (en) | 2021-09-28 |
Family
ID=68435376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910748354.7A Active CN110435095B (en) | 2019-08-14 | 2019-08-14 | Automobile elbow pipe core-pulling mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110435095B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113650242A (en) * | 2021-08-10 | 2021-11-16 | 宁波均胜群英汽车系统股份有限公司 | A demolding structure for return bend |
| CN114407244A (en) * | 2022-01-12 | 2022-04-29 | 厦门建霖健康家居股份有限公司 | Mold capable of achieving segmented core pulling and segmented core pulling method |
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| CN102672908A (en) * | 2012-04-25 | 2012-09-19 | 扬州盛世模塑科技有限公司 | Core pulling structure for injection-molded arc product |
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| CN206926206U (en) * | 2017-06-16 | 2018-01-26 | 厦门协晟源模具有限公司 | Injection mold arcuate socket pulled core structure |
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| CN113650242A (en) * | 2021-08-10 | 2021-11-16 | 宁波均胜群英汽车系统股份有限公司 | A demolding structure for return bend |
| CN114407244A (en) * | 2022-01-12 | 2022-04-29 | 厦门建霖健康家居股份有限公司 | Mold capable of achieving segmented core pulling and segmented core pulling method |
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| CN110435095B (en) | 2021-09-28 |
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