CN218873287U - Copper pipe stretching device - Google Patents
Copper pipe stretching device Download PDFInfo
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- CN218873287U CN218873287U CN202223047167.2U CN202223047167U CN218873287U CN 218873287 U CN218873287 U CN 218873287U CN 202223047167 U CN202223047167 U CN 202223047167U CN 218873287 U CN218873287 U CN 218873287U
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Abstract
The utility model discloses a copper pipe stretching device, which comprises a feeding station, an inserting station A, an inserting station B, a stretching station, an outer die holder and an inner core rod; the feeding station is provided with a feeding mechanism; the insertion station A is provided with a clamping and feeding mechanism A, and the clamping and feeding mechanism A is used for clamping and transferring the pipe blank; the inserting station B comprises a first lifting mechanism, a clamping and feeding mechanism B and a first clamping mechanism which are sequentially arranged, the inserting station B also comprises a second lifting mechanism for driving the clamping and feeding mechanism B to lift between the height corresponding to the outer die holder and the height corresponding to the clamping and feeding mechanism A, an inner core rod is telescopically arranged on the inserting station B along the axial direction of an outer die hole of the outer die holder, and the inner core rod penetrates through the first lifting mechanism, the clamping and feeding mechanism B and the first clamping mechanism and extends to the outer die holder; the stretching station is provided with the stretching mechanism, so that automatic feeding, insertion and stretching are realized, and the automation degree and the insertion efficiency of the copper pipe stretching device are greatly improved.
Description
Technical Field
The utility model relates to a tensile technical field of copper pipe, in particular to copper pipe stretching device.
Background
Because the applied product of copper pipe is different, also different to the pipe diameter demand of copper pipe, simultaneously because the pipe of prefabrication shaping is shorter and the pipe wall is thicker, consequently need carry out tensile processing to it, at the in-process of flare-outing, the pipe becomes little under the effect of mould, and the pipe wall attenuation satisfies the product to the dimensional requirement of copper pipe.
The existing die comprises an outer die base and an inner core rod, the outer diameter of a copper pipe is controlled through outer die holes of the outer die base, the inner diameter of the copper pipe is controlled through an inner core head of the inner core rod, namely the wall thickness of the copper pipe is controlled through outer die holes of the outer die base and the inner core head of the inner core rod in a matched mode, the existing pipe blank needs to be manually inserted into the inner core rod before stretching, the other end, opposite to an insertion end, of the pipe blank is inserted into outer die holes of the outer die base, stretching is carried out through a stretching device, the pipe blank inserting is required to be manually completed, the inserting efficiency and the automation degree are lower, the safety is lower, and therefore a stretching device which is higher in automation degree and higher in inserting efficiency needs to be designed.
Disclosure of Invention
The utility model aims at providing a copper pipe stretching device can realize processes such as automatic feeding, cartridge and tensile, and then has improved copper pipe stretching device's degree of automation and cartridge efficiency greatly.
The above technical purpose of the present invention can be achieved by the following technical solutions: a copper pipe stretching device comprises a feeding station, a plugging station A, a plugging station B, a stretching station, an outer die holder and an inner core rod;
the feeding station is provided with a feeding mechanism, and the tube blanks at the feeding station are transferred to the inserting station A one by one through the feeding mechanism;
the insertion station A is arranged on the pulling-out side of the outer die base, a clamping and feeding mechanism A is arranged on the insertion station A, and the clamping and feeding mechanism A is used for clamping and transferring the pipe blank;
the inserting station B is arranged at the inserting side of the outer die base and is positioned below the inserting station A; the inserting station B comprises a first lifting mechanism, a clamping and feeding mechanism B and a first clamping mechanism which are sequentially arranged, the inserting station B also comprises a second lifting mechanism for driving the clamping and feeding mechanism B to lift between the height corresponding to the outer die holder and the height corresponding to the clamping and feeding mechanism A, an inner core rod is telescopically arranged on the inserting station B along the axial direction of an outer die hole of the outer die holder, and the inner core rod penetrates through the first lifting mechanism, the clamping and feeding mechanism B and the first clamping mechanism and extends to the outer die holder;
the drawing station is arranged on the drawing side of the outer die base and is arranged at the same height as the inserting station B, the drawing station is provided with a drawing mechanism, and the tube blank is drawn out of an outer die hole of the outer die base through the drawing mechanism.
Furthermore, the clamping and feeding mechanism A and the clamping and feeding mechanism B respectively comprise a clamping wheel pair, a first driving assembly for driving the clamping wheel pair to open and close and a second driving assembly for driving one of the clamping wheels of the clamping wheel pair to rotate, and the first lifting mechanism and the second lifting mechanism can drive the inserting side of the inner core rod to lift between the height corresponding to the outer die holder and the height of the clamping and feeding mechanism A.
Further, the clamping and feeding mechanism a and the clamping and feeding mechanism B comprise a fixed plate and a movable plate which can be close to or far away from the fixed plate under the action of a first driving assembly, the clamping wheel pair comprises a first clamping wheel which is rotatably arranged on the fixed plate and a second clamping wheel which is rotatably arranged on the movable plate, and the second driving assembly can drive the first clamping wheel to rotate so as to transfer the tube blank.
Furthermore, a second clamping mechanism is arranged on the insertion station B and arranged between the first lifting mechanism and the clamping and feeding mechanism B, and the first clamping mechanism and the second clamping mechanism respectively comprise clamping blocks arranged on two sides of the inner core rod and clamping cylinders for driving the corresponding clamping blocks to stretch.
Further, a sensor A is arranged on the insertion station A and used for detecting whether the tube blank positioned on the insertion station A returns to the place or not.
Further, the insertion station B is provided with a sensor B, the sensor B is arranged between the first clamping mechanism and the outer die holder, and the sensor B is used for detecting whether the tube blank is transferred in place.
Furthermore, a sensor C is arranged on the clamping and feeding mechanism B and used for detecting whether the tube blank is transferred in place.
Furthermore, the feeding mechanism comprises a storage rack, a lifting assembly arranged at the end part of the storage rack in a liftable manner and a transition feeding assembly arranged between the lifting assembly and the insertion station A, the lifting assembly comprises a material receiving rack arranged in an inclined manner and a lifting power part for driving the material receiving rack to lift, the transition feeding assembly comprises a transition rack arranged in an inclined manner and a pushing cylinder arranged at the end part of the transition rack, the pipe blank is lifted by matching the material receiving rack and a leaning grid on the right side of the storage rack to a height higher than the leaning grid, the pipe blank descending along with the material receiving rack is received by the transition rack, and the pipe blank on the transition rack is pushed to the insertion station A by the pushing cylinder.
Further, the storage rack comprises a fixed frame, a storage plate arranged on the fixed frame in a reverable manner, a leaning grid fixedly arranged on the fixed frame and positioned at the end part of the storage plate, and a turnover power part driving the storage plate to turn over.
Further, be equipped with supplementary climbing mechanism between first elevating system and the tight feeding mechanism B of clamp, supplementary climbing mechanism includes the jacking driving piece and sets up the supplementary wheel subassembly at the jacking driving piece output, in the pipe billet drawing process, the jacking driving piece orders about supplementary wheel subassembly and pushes up, supplementary wheel subassembly and inner core pole receive the restriction of pipe billet and be in first height, supplementary wheel subassembly contacts and the pipe billet can move along supplementary wheel subassembly surface this moment, when the pipe billet is drawn, supplementary wheel subassembly and inner core pole break away from the restriction in the pipe billet, supplementary wheel subassembly pushes up to the second height under the effect of the lifting driving piece, at this moment, the inner core pole is pushed up to the position that is higher than the outer die holder at its insertion end under the effect of supplementary wheel subassembly.
To sum up, the utility model discloses following beneficial effect has:
the utility model discloses a copper pipe stretching device can realize processes such as automatic feeding, cartridge and tensile, and then has improved copper pipe stretching device's degree of automation and cartridge efficiency greatly.
Drawings
Fig. 1 is a schematic structural diagram of the feeding mechanism of the present invention.
Fig. 2 is a schematic forward view of the present invention.
Fig. 3 is a schematic top view of the present invention.
Fig. 4 is a schematic structural view of the inner core bar, the outer die holder and the tube blank of the present invention.
In the figure: 1. a feeding station; 11. a feeding mechanism; 12. a material storage rack; 121. a material storage plate; 122. leaning against a grid; 123. turning over the power part; 13. a lifting assembly; 14. a transition feeding assembly; 141. a transition frame; 142. a pushing cylinder; 2. inserting a station A; 21. clamping the feeding mechanism A; 211. a pinch roller pair; 2111. a first pinch roller; 2112. a second pinch roller; 212. a first drive assembly; 213. a second drive assembly; 214. a fixing plate; 215. moving the plate; 22. a sensor A; 3. inserting a station B; 31. a first lifting mechanism; 32. clamping the feeding mechanism B; 33. a first clamping mechanism; 331. a clamping block; 332. a clamping cylinder; 34. a second lifting mechanism; 35. a second clamping mechanism; 36. a sensor B; 37. an auxiliary jacking mechanism; 4. a stretching station; 5. an outer die holder; 51. an outer die hole; 6. an inner core bar; 61. an inner core print; 7. and (5) tube blanks.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 4, a copper tube stretching device includes a feeding station 1, an insertion station A2, an insertion station B3, a stretching station 4, an outer die holder 5, and an inner core bar 6, where the insertion station B3 and the stretching station 4 are respectively located at two sides of the outer die holder 5 and located at the same height, the insertion station A2 is disposed right above the stretching station 4, and the feeding station 1 is disposed at one side adjacent to the insertion station A2.
The pipe blank storage device is characterized in that the feeding station 1 is provided with a feeding mechanism 11, the feeding station 1 is used for storing pipe blanks 7, and the pipe blanks 7 at the feeding station 1 are transferred to the insertion station A2 one by one through the feeding mechanism 11.
The insertion station A2 is arranged on the drawing side of the outer die base 5 and located right above the drawing station 4, the insertion station A2 is provided with a clamping and feeding mechanism A21, and the clamping and feeding mechanism A21 is used for clamping the tube blank 7 and transferring the tube blank 7.
The inserting station B3 is arranged at the inserting side of the outer die holder 5 and is positioned below the inserting station A2; the insertion station B3 comprises a first lifting mechanism 31, a clamping and feeding mechanism B32 and a first clamping mechanism 33 which are sequentially arranged, the insertion station B3 further comprises a second lifting mechanism 34 for driving the clamping and feeding mechanism B32 to lift between the height corresponding to the outer die holder 5 and the height corresponding to the clamping and feeding mechanism A21, the inner core rod 6 is telescopically arranged on the insertion station B3 along the axial direction of the outer die hole 51 of the outer die holder 5, the inner core rod 6 penetrates through the first lifting mechanism 31, the clamping and feeding mechanism B32 and the first clamping mechanism 33, and the inner core head 61 of the inner core rod extends to the outer die holder 5.
The utility model discloses a copper pipe stretching device can realize processes such as automatic feeding, cartridge and tensile, and then has improved copper pipe stretching device's degree of automation and cartridge efficiency greatly.
In some embodiments, the feeding mechanism 11 includes a storage rack 12, a lifting assembly 13 arranged at an end portion of the storage rack 12 in a liftable manner, and a transition feeding assembly 14 arranged between the lifting assembly 13 and the insertion station A2, the lifting assembly 13 includes a material receiving rack arranged in an inclined manner, and a lifting power part driving the material receiving rack to lift, the lifting power part may adopt a structure of an air cylinder, an electric push rod, or a gear and gear wheel and a motor, the transition feeding assembly 14 includes a transition rack 141 arranged in an inclined manner, and a pushing air cylinder 142 arranged at an end portion of the transition rack 141, the material receiving rack cooperates with a backup grid 122 on a right side of the storage rack 12 to lift a pipe billet 7 and lift the pipe billet 7 to a height exceeding the backup grid 122, the transition rack 141 receives the pipe billet 7 falling along with the material receiving rack, the pipe billet 7 on the transition rack 141 is pushed to the insertion station A2 by the pushing air cylinder 142, the material receiving rack and the transition rack 141 have the same inclination direction, and have stopping portions at the bottoms of the pipe billets 7, the material receiving rack and the transition rack 141 are provided with the transition rack 141, the material receiving rack and the transition rack 141 are provided with a plurality of stopping portions arranged at intervals, and the material receiving rack 141 and the transition rack 141 are provided with the top ends (the front end of the transition rack) extending to the front end (the front end of the transition rack) extending to the rear end of the transition rack).
The storage rack 12 comprises a fixing frame, a storage plate 121 arranged on the fixing frame in a earable and turnable manner, a fence 122 fixedly arranged on the fixing frame and positioned at the end part of the storage plate 121, and a turning power part 123 for turning over the storage plate 121, wherein the turning power part 123 can be an actuating part such as a turning oil cylinder, the fence 122 is arranged on the fixing frame in a columnar structure and transversely spaced manner, and through the arrangement, after a tube blank 7 on one side of the storage plate 121, which is adjacent to the receiving rack, is transferred, the storage plate 121 is driven to turn over by the turning power part 123 so that the tube blank 7 on the other side moves towards one side of the receiving rack.
When the material receiving frame ascends, the material receiving frame is matched with the leaning grid 122 to drive 1-2 tube blanks 7 to move upwards to a height exceeding the leaning grid 122, so that the tube blanks 7 move downwards along the supporting surface of the material receiving frame and abut against the stopping portion, the transition frame 141 receives the tube blanks 7 when the material receiving frame descends, the tube blanks 7 move downwards along the supporting surface of the transition frame 141 and abut against the stopping portion, the pushing cylinder 142 pushes the tube blanks 7 on the transition frame 141 to the insertion station A2, and specifically, the width of the output end of the pushing cylinder 142 can only push a single tube blank 7.
In some embodiments, each of the clamping and feeding mechanisms a21 and B32 includes a clamping wheel pair 211, a first driving assembly 212 for driving the clamping wheel pair 211 to open and close, and a second driving assembly 213 for driving one of the clamping wheels of the clamping wheel pair 211 to rotate, and the first lifting mechanism 31 and the second lifting mechanism 34 can drive the inserted side of the inner core rod 6 to lift between the height of the corresponding outer die holder 5 and the height of the clamping and feeding mechanism a 21.
In some embodiments, the clamping and feeding mechanism a21 and the clamping and feeding mechanism B32 include a fixed plate 214 and a movable plate 215 that can move closer to or away from the fixed plate 214 by a first driving assembly 212, the pinch roller pair 211 includes a first pinch roller 2111 rotatably disposed on the fixed plate 214 and a second pinch roller 2112 rotatably disposed on the movable plate 215, the second driving assembly 213 can drive the first pinch roller 2111 to rotate to transfer the tube blank 7, the outer diameters of the first pinch roller 2111 and the second pinch roller 2112 are both large at two sides and small at middle, so that a channel for accommodating the inner core rod 6 can be formed between the first pinch roller 2111 and the second pinch roller 2112, the tube blank 7 is clamped by the pinch roller pair 211 formed by the first pinch roller and the second pinch roller 2112, and the second driving assembly 213 includes a motor, the first pinch roller 2111 is driven to rotate by the second driving assembly 213 to advance or retreat the tube blank 7, that is driven by the second driving assembly 213 to advance or retreat the tube blank 7 when the second driving assembly 213 rotates reversely.
In some embodiments, the clamping and feeding mechanism a21 and the clamping and feeding mechanism B32 are respectively provided with at least two sets of pinch roller pairs 211, and the pinch roller pairs 211 are transversely arranged, the utility model discloses in, be equipped with the first pinch roller 2111 that two sets of intervals set up on the fixed plate 214, the position that the movable plate 215 corresponds to the first pinch roller 2111 is equipped with the second pinch roller 2112 with the first pinch roller 2111 one-to-one, through this setting, the stability of transferring to the pipe 7 is increased, can make the pipe 7 more stable, smoothly cartridge.
In some embodiments, the second clamping mechanism 35 is arranged on the insertion station B3, the second clamping mechanism 35 is arranged between the first lifting mechanism 31 and the clamping and feeding mechanism B32, the first clamping mechanism 33 and the second clamping mechanism 35 both include clamping blocks 331 respectively disposed at two sides of the inner core rod 6 and clamping cylinders 332 for driving the corresponding clamping blocks 331 to expand and contract, and the inner core rod 6 is clamped by the first clamping mechanism 33 or/and the second clamping mechanism 35, so that the problem of high-frequency vibration of the inner core rod 6 caused by top lifting can be solved, and the stability of the process of inserting the tube blank 7 into the inner core head 61 before the insertion of the inner core rod 6 is started can be effectively ensured.
In some embodiments, the insertion station A2 is provided with a sensor a22, the sensor a22 is used for detecting whether the tube blank 7 positioned on the insertion station A2 is retracted to a position, since the distance between the sensor a22 and the first clamping mechanism 33 after the assembly of the sensor a22 and the first clamping mechanism 33 is completed is constant, specifically, during the process of transferring the tube blank 7 from the position of the sensor a22 to the position of the first clamping mechanism 33, the first clamping mechanism 33 is kept in a state of clamping the core rod 6, and the distance of transferring the tube blank 7 is controlled by controlling the number of turns of the first pinch wheel 2111, so as to prevent the tube blank 7 from directly colliding with the first clamping mechanism 33 during transferring.
In some embodiments, the insertion station B3 is provided with a sensor B36, the sensor B36 is arranged between the first clamping mechanism 33 and the outer die holder 5, the sensor B36 is used for detecting whether the tube blank 7 is transferred in place, when the sensor B36 detects the tube blank 7, the clamping and feeding mechanism a21 stops transferring the tube blank 7, the first clamping mechanism 33 is opened, the clamping and feeding mechanism a21 continues to move, and through the arrangement, the tube blank 7 is prevented from colliding with the first clamping mechanism 33.
In some embodiments, the clamping and feeding mechanism B32 is provided with a sensor C for detecting whether the tube blank 7 is transferred in place.
In some embodiments, the first lifting mechanism 31 includes a first lifting cylinder fixedly disposed at the insertion station and first guide posts symmetrically disposed at two sides of the first lifting cylinder, the first lifting cylinder is fixedly mounted at the insertion station B3 through a mounting plate, guide holes are disposed at positions of the mounting plate corresponding to the first guide posts and in guiding fit with the first guide posts, a support seat is disposed at an output end of the first lifting cylinder, a support wheel is rotatably disposed on the support seat, specifically, limit nuts disposed at upper and lower ends of the mounting plate are disposed on the first guide posts, and the limit nuts are in limiting fit with the mounting plate to limit a lifting stroke of the support wheel.
Second elevating system 34 sets up the second guide post in second elevating system both sides including fixed second elevating system cylinder and the symmetry that sets up at cartridge station B3, second elevating system cylinder passes through mount pad fixed mounting at cartridge station B3, and the position that the mount pad corresponds the second guide post is equipped with the direction complex uide bushing of second guide post, the output of second elevating system cylinder is connected with the backup pad, press from both sides the fixed upper end that sets up in the backup pad of tight feeding mechanism B32.
In some embodiments, be equipped with supplementary climbing mechanism 37 between first elevating system 31 and the tight feeding mechanism B32 of clamp, supplementary climbing mechanism 37 includes the jacking driving piece and sets up the auxiliary wheel subassembly at the jacking driving piece output, the utility model discloses in, the jacking driving piece can adopt executive component such as electric putter, the auxiliary wheel subassembly is including fixing the auxiliary wheel mount pad of jacking cylinder output and rotationally setting up the auxiliary wheel on the auxiliary wheel mount pad, and in the tensile process of pipe 7, the jacking driving piece orders about the auxiliary wheel subassembly and pushes up, and the auxiliary wheel subassembly receives the restriction of pipe 7 with inner core pole 6 and is in first height, and the auxiliary wheel subassembly contacts with pipe 7 and pipe 7 can move along the auxiliary wheel subassembly surface this moment, and when the pipe 7 is tensile to be accomplished, auxiliary wheel subassembly and inner core pole 6 break away from the restriction in pipe 7, and the auxiliary wheel subassembly pushes up to the second height under the effect of lifting driving piece, and inner core pole 6 is inserted its the end under the auxiliary wheel subassembly effect and is pushed up to the position that is higher than outer die holder 5, and then can prevent that inner core pole 6 from inserting in the mistake in outer die holder 5's hole 51 and need the operator to extract.
The utility model discloses a stretching process:
1. before stretching begins, the tube blanks 7 are conveyed to an insertion station A2 one by one through a feeding mechanism 11;
2. the first driving assembly 212 of the clamping and feeding mechanism A21 drives the pinch roller pair 211 to clamp the tube blank 7, the second driving assembly 213 drives the first pinch roller 2111 to rotate so as to drive the tube blank 7 to retreat, the sensor A22 can detect a signal of the tube blank 7 in the process of retreating the tube blank 7 until the tube blank 7 retreats to the tube blank 7 which cannot be detected by the sensor A22, and at the moment, the second driving assembly 213 stops acting;
3. in the process of returning the tube blank 7 or after finishing the returning, the second lifting mechanism 34 firstly drives the insertion side of the inner core rod 6 to be jacked to the height of the tube blank 7 at the position of the clamping and feeding mechanism A21, the first lifting mechanism 31 then drives the inner core rod 6 to ascend so that the insertion side of the inner core rod 6 is in a quasi-linear state, the inner core rod 6 is clamped by the first clamping mechanism 33 and the second clamping mechanism 35 so as to be stably kept at a set position, and the problem that the tube blank 7 cannot be smoothly inserted due to the inner core rod 6 is solved;
4. the pinch feed mechanism a21 transfers the tube blank 7 by a set distance, that is, to a position where the sensor B36 detects the tube blank 7, at which time the inner core print 61 and a portion of the inner core rod 6 adjacent to the inner core print 61 have been inserted into the tube blank 7, and when the sensor B36 detects the tube blank 7, the pinch feed mechanism a21 stops the transfer, and the first gripping mechanism 33 and the second gripping mechanism 35 are opened;
5. when the pipe blank is transferred to the clamping and feeding mechanism B32 (that is, the sensor C detects the pipe blank 7), the pinch roller pair 211 of the clamping and feeding mechanism a21 releases the pipe blank 7, and the pinch roller pair 211 of the clamping and feeding mechanism B32 clamps the pipe blank 7 and transfers the pipe blank 7 through the clamping and feeding mechanism B32 until the end of the inner core head 61 abuts against the inner end surface of the pipe blank 7.
6. The drawing mechanism clamps the end of the tube blank 7 through the clamping assembly and draws the tube blank 7 out from between the outer die hole 51 of the outer die holder 5 and the inner core of the inner core rod 6 under the action of the drawing power assembly, and then draws the tube blank 7 into a structure with longer length, thinner outer diameter and thinner tube wall.
What has just been said above is the preferred embodiment of the present invention, so all according to the utility model discloses a patent application scope structure, characteristic and principle do equivalent change or modify, all include the utility model discloses a patent application scope.
Claims (10)
1. The utility model provides a copper pipe stretching device which characterized in that: comprises a feeding station (1), an inserting station A (2), an inserting station B (3), a stretching station (4), an outer die holder (5) and an inner core rod (6);
the feeding station (1) is provided with a feeding mechanism (11), and the tube blanks (7) at the feeding station (1) are transferred to the insertion station A (2) one by one through the feeding mechanism (11);
the insertion station A (2) is arranged on the pulling-out side of the outer die base (5), the insertion station A (2) is provided with a clamping and feeding mechanism A (21), and the clamping and feeding mechanism A (21) is used for clamping the tube blank (7) and transferring the tube blank (7);
the inserting station B (3) is arranged at the inserting side of the outer die holder (5) and is positioned below the inserting station A (2); the inserting station B (3) comprises a first lifting mechanism (31), a clamping and feeding mechanism B (32) and a first clamping mechanism (33) which are sequentially arranged, the inserting station B (3) further comprises a second lifting mechanism (34) which is used for driving the clamping and feeding mechanism B (32) to lift between the height corresponding to the outer die holder (5) and the height corresponding to the clamping and feeding mechanism A (21), an inner core rod (6) is telescopically arranged on the inserting station B (3) along the axial direction of an outer die hole (51) of the outer die holder (5), and the inner core rod (6) penetrates through the first lifting mechanism (31), the clamping and feeding mechanism B (32) and the first clamping mechanism (33) and extends to the outer die holder (5);
the drawing station (4) is arranged on the drawing side of the outer die holder (5) and is arranged at the same height as the inserting station B (3), the drawing station (4) is provided with a drawing mechanism, and the tube blank (7) is drawn out of an outer die hole (51) of the outer die holder (5) through the drawing mechanism.
2. A copper tube drawing apparatus as claimed in claim 1, wherein: the clamping and feeding mechanism A (21) and the clamping and feeding mechanism B (32) respectively comprise a pinch wheel pair (211), a first driving component (212) for driving the pinch wheel pair (211) to open and close, and a second driving component (213) for driving one of the pinch wheels of the pinch wheel pair (211) to rotate, and the first lifting mechanism (31) and the second lifting mechanism (34) can drive one side of the inner core rod (6) to be inserted between the height corresponding to the outer die holder (5) and the height of the clamping and feeding mechanism A (21) to lift.
3. A copper tube drawing device as claimed in claim 2, wherein: the clamping and feeding mechanism A (21) and the clamping and feeding mechanism B (32) comprise a fixed plate (214) and a movable plate (215) which can be close to or far away from the fixed plate (214) under the action of a first driving assembly (212), the pinch roller pair (211) comprises a first pinch roller (2111) which is rotatably arranged on the fixed plate (214) and a second pinch roller (2112) which is rotatably arranged on the movable plate (215), and the second driving assembly (213) can drive the first pinch roller (2111) to rotate so as to transfer the pipe blank (7).
4. A copper tube drawing apparatus as claimed in claim 1, wherein: the automatic clamping device is characterized in that a second clamping mechanism (35) is arranged on the insertion station B (3), the second clamping mechanism (35) is arranged between the first lifting mechanism (31) and the clamping and feeding mechanism B (32), and the first clamping mechanism (33) and the second clamping mechanism (35) respectively comprise clamping blocks (331) arranged on two sides of the inner core rod (6) and clamping cylinders (332) driving the corresponding clamping blocks (331) to stretch.
5. A copper tube drawing device as claimed in claim 1, wherein: the pipe blank detection device is characterized in that a sensor A (22) is arranged on the insertion station A (2), and the sensor A (22) is used for detecting whether a pipe blank (7) located on the insertion station A (2) returns to the position.
6. A copper tube drawing apparatus as claimed in claim 1 or claim 5, wherein: the pipe blank clamping device is characterized in that a sensor B (36) is arranged at the insertion station B (3), the sensor B (36) is arranged between the first clamping mechanism (33) and the outer die holder (5), and the sensor B (36) is used for detecting whether the pipe blank (7) is transferred in place.
7. A copper tube drawing device as claimed in claim 6, wherein: and a sensor C is arranged on the clamping and feeding mechanism B (32) and is used for detecting whether the tube blank (7) is transferred in place.
8. A copper tube drawing device as claimed in claim 1, wherein: the feeding mechanism (11) comprises a storage rack (12), a lifting assembly (13) arranged at the end of the storage rack (12) in a liftable mode and a transition feeding assembly (14) arranged between the lifting assembly (13) and an insertion station A (2), the lifting assembly (13) comprises a material receiving rack arranged in an inclined mode and a lifting power part driving the material receiving rack to lift, the transition feeding assembly (14) comprises a transition rack (141) arranged in an inclined mode and a pushing cylinder (142) arranged at the end of the transition rack (141), the tube blank (7) is lifted to a height exceeding the backing rack (122) through cooperation of the material receiving rack and a backing grid (122) on the right side of the storage rack (12), the tube blank (7) is lifted, the tube blank (7) is received through the transition rack (141) when the material receiving rack descends, and the tube blank (7) on the transition rack (141) is pushed to the insertion station A (2) through the pushing cylinder (142).
9. A copper tube drawing apparatus as claimed in claim 8, wherein: the storage rack (12) comprises a fixed frame, a storage plate (121) which can be arranged on the fixed frame in a reverable manner, a leaning grid (122) which is fixedly arranged on the fixed frame and is positioned at the end part of the storage plate (121), and a turnover power piece which drives the storage plate (121) to turn over.
10. A copper tube drawing apparatus as claimed in claim 1, wherein: be equipped with supplementary climbing mechanism (37) between first elevating system (31) and the tight feeding mechanism B (32) of clamp, supplementary climbing mechanism (37) include the jacking driving piece and set up the auxiliary wheel subassembly at the jacking driving piece output, at the tensile in-process of pipe billet (7), the jacking driving piece orders about the auxiliary wheel subassembly and pushes up, auxiliary wheel subassembly and inner core pole (6) receive the restriction of pipe billet (7) and are in first height, auxiliary wheel subassembly contacts and pipe billet (7) can move along auxiliary wheel subassembly surface this moment, when pipe billet (7) are tensile to be accomplished, auxiliary wheel subassembly and inner core pole (6) break away from the restriction of pipe billet (7), the auxiliary wheel subassembly pushes up to the second height under the effect of the jacking driving piece, inner core pole (6) are inserted its end under the effect of auxiliary wheel subassembly and are pushed up to the position that is higher than outer die holder (5) this moment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223047167.2U CN218873287U (en) | 2022-11-16 | 2022-11-16 | Copper pipe stretching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223047167.2U CN218873287U (en) | 2022-11-16 | 2022-11-16 | Copper pipe stretching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218873287U true CN218873287U (en) | 2023-04-18 |
Family
ID=85948725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223047167.2U Active CN218873287U (en) | 2022-11-16 | 2022-11-16 | Copper pipe stretching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218873287U (en) |
-
2022
- 2022-11-16 CN CN202223047167.2U patent/CN218873287U/en active Active
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