CN215745548U - Drawing mechanism of pipe drawing machine - Google Patents
Drawing mechanism of pipe drawing machine Download PDFInfo
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- CN215745548U CN215745548U CN202122067871.3U CN202122067871U CN215745548U CN 215745548 U CN215745548 U CN 215745548U CN 202122067871 U CN202122067871 U CN 202122067871U CN 215745548 U CN215745548 U CN 215745548U
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Abstract
The utility model relates to the technical field of pipe drawing machines, and provides a drawing mechanism of a pipe drawing machine, which comprises a die holder, a movable trolley and a lifting platform, wherein the die holder is arranged on a rack; the driving device is arranged on the lifting platform and slides along with the lifting platform; the scraping device is arranged on the lifting platform, is lifted along with the lifting platform and is positioned between the die holder and the movable trolley along the drawing direction, the scraping device comprises a first scraping clamping block and a second scraping clamping block, the driving device drives the first scraping clamping block and the second scraping clamping block to rotate relatively, and the first scraping clamping block and the second scraping clamping block are used for being in contact with or separated from the outer surface of a pipe after rotating relatively. Through above-mentioned technical scheme, the problem of surface lubricating oil scraping after tubular product drawing in the correlation technique has been solved.
Description
Technical Field
The utility model relates to the technical field of pipe drawing machines, in particular to a drawing mechanism of a pipe drawing machine.
Background
Drawing is a processing method which forces a metal pipe to generate plastic deformation through a die hole under the action of external tensile force so as to obtain a product with the same shape and size as the die hole.
SUMMERY OF THE UTILITY MODEL
The utility model provides a drawing mechanism of a pipe drawing machine, which solves the problem of scraping off lubricating oil on the outer surface of a pipe after being drawn in the related technology.
The technical scheme of the utility model is as follows:
a drawing mechanism of a pipe drawing machine comprises a die holder arranged on a rack, a movable trolley arranged on one side of the die holder in a sliding manner and used for drawing a pipe out of the die holder, and the drawing mechanism further comprises a drawing mechanism,
the lifting platform is arranged on the rack in a sliding manner;
the driving device is arranged on the lifting platform and slides along with the lifting platform;
the scraping device is arranged on the lifting platform, ascends and descends along with the lifting platform, is positioned between the die holder and the movable trolley along the drawing direction, and comprises a first scraping clamping block and a second scraping clamping block, the driving device drives the first scraping clamping block and the second scraping clamping block to rotate relatively, and the first scraping clamping block and the second scraping clamping block are used for being in contact with or separated from the outer surface of the pipe after rotating relatively.
As a further technical solution, the scraping device further comprises,
a first rotating shaft provided on the elevating table;
one end of the first connecting rod is hinged with the first rotating shaft, and the other end of the first connecting rod is hinged with the first scraping clamping block;
one end of the second connecting rod is hinged with the first rotating shaft, and the other end of the second connecting rod is hinged with the second scraping clamping block;
the first scraping clamping block and the second scraping clamping block are hinged through the second rotating shaft, the first connecting rod drives the first scraping clamping block to rotate around the second rotating shaft after rotating around the first rotating shaft, the second connecting rod drives the second scraping clamping block to rotate around the second rotating shaft after rotating around the first rotating shaft,
arc-shaped surfaces are oppositely arranged on the first scraping clamping block and the second scraping clamping block, and after the first scraping clamping block and the second scraping clamping block rotate around the second rotating shaft and are clamped tightly, a through hole is formed in each of the two arc-shaped surfaces and is used for enabling a pipe to pass through.
As a further technical solution, the driving device includes,
the driving motor is arranged on the lifting platform;
the screw rods are arranged on one sides of the first connecting rod and the second connecting rod, and the driving motor drives the screw rods to rotate;
the guide rod is arranged on one side of the screw rod;
the screw rod rotates to drive the two push blocks to be relatively close to or far away from, and the two push blocks push the first connecting rod and the second connecting rod to rotate around the first rotating shaft.
As a further technical solution, the scraping device further comprises,
the sliding groove is arranged on the arc-shaped surface;
the elastic scraping piece is arranged in the sliding groove in a sliding mode, and one end of the elastic scraping piece extends out of the arc-shaped surface;
the elastic piece is arranged in the sliding groove and used for providing a force for enabling the elastic scraping piece to be close to the pipe.
As a further technical solution, the elastic scraping piece is made of rubber.
The working principle and the beneficial effects of the utility model are as follows:
in the application, in order to scrape off lubricating oil on the outer surface of the drawn pipe and not hinder the normal drawing process, a lifting table, a driving device and a scraping device are arranged on the basis of original equipment, wherein a die holder is arranged on a rack, a movable trolley pulls out the pipe on the die holder along the drawing direction, in order to not influence the contact of the movable trolley and the pipe on the die holder, the lifting table is arranged on the rack in a sliding manner, the scraping device is arranged on the lifting table and lifted along with the lifting table, and the scraping device is positioned between the die holder and the movable trolley along the drawing direction; before the movable trolley is used for drawing the pipe on the die holder, the lifting platform rises, and the operation of the movable trolley is not influenced; after the pipe on the die holder is drawn out by the movable trolley, the lifting platform descends, and subsequent lubricating oil is conveniently scraped.
The scraping device comprises a first scraping clamping block and a second scraping clamping block, the driving device is arranged on the lifting table and drives the first scraping clamping block and the second scraping clamping block to rotate relatively, the first scraping clamping block and the second scraping clamping block contact or separate with the outer surface of the pipe after rotating relatively, lubricating oil is scraped when the first scraping clamping block and the second scraping clamping block contact with the outer surface of the pipe, and the lubricating oil is not scraped after the first scraping clamping block and the second scraping clamping block separate from the outer surface of the pipe. So not only can not influence normal drawing process to owing to strike off the clamp splice with the second and strike off the clamp splice and can rotate each other, so can entangle tubular product or loosen tubular product after rotating, can not only strike off the lubricating oil on the tubular product all-round like this, can also cooperate the lift of elevating platform, prevent to influence the normal drawing of tubular product.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of FIG. 1 of the present invention;
FIG. 3 is a schematic view of the scraping device of the present invention;
in the figure: 1. the automatic scraping device comprises a rack, 2, a die holder, 3, a movable trolley, 4, a lifting platform, 5, a driving device, 6, a scraping device, 7, a first scraping clamping block, 8, a second scraping clamping block, 9, a first rotating shaft, 10, a first connecting rod, 11, a second connecting rod, 12, a second rotating shaft, 13, an arc-shaped surface, 14, a driving motor, 15, a screw rod, 16, a guide rod, 17, a pushing block, 18, a sliding groove, 19, an elastic scraping piece, 20 and an elastic piece.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any inventive step, are intended to be within the scope of the present invention.
As shown in fig. 1 to 3, a drawing mechanism of a pipe drawing machine comprises a die holder 2 arranged on a frame 1, a moving trolley 3 arranged at one side of the die holder 2 in a sliding manner for drawing a pipe out of the die holder 2, and further comprises,
the lifting platform 4 is arranged on the rack 1 in a sliding manner;
the driving device 5 is arranged on the lifting platform 4 and slides along with the lifting platform 4;
In the application, in order to scrape off lubricating oil on the outer surface of the drawn pipe and not hinder the normal drawing process, a lifting platform 4, a driving device 5 and a scraping device 6 are arranged on the basis of original equipment, wherein a die holder 2 is arranged on a rack 1, a movable trolley 3 draws out the pipe on the die holder 2 along the drawing direction, in order to not influence the contact of the movable trolley 3 and the pipe on the die holder 2, the lifting platform 4 is arranged on the rack 1 in a sliding manner, the scraping device 6 is arranged on the lifting platform 4 and lifted along with the lifting platform 4, and the scraping device 6 is positioned between the die holder 2 and the movable trolley 3 along the drawing direction; before the movable trolley 3 draws the pipe on the die holder 2, the lifting platform 4 is lifted, so that the operation of the movable trolley 3 is not influenced; after the pipe on the die holder 2 is drawn out by the movable trolley 3, the lifting platform 4 descends, and subsequent lubricating oil can be conveniently scraped.
Scraping device 6 includes first scraping clamp splice 7 and second scraping clamp splice 8, and drive arrangement 5 sets up on elevating platform 4, and drive arrangement 5 drive first scraping clamp splice 7 and second scraping clamp splice 8 rotate relatively, first scraping clamp splice 7 and second scraping clamp splice 8 contact or separate with the tubular product surface after rotating relatively, scrape lubricating oil when contacting with the tubular product surface, after separating with the tubular product surface, no longer scrape lubricating oil. So not only can not influence normal drawing process to owing to strike off the clamp splice 7 and second and strike off the clamp splice 8 and can rotate each other, so can entangle tubular product or loosen tubular product after rotating, can not only all-round striking off the lubricating oil on the tubular product like this, can also cooperate the lift of elevating platform 4, prevent to influence the normal drawing of tubular product.
Further, the scraping means 6 also comprise,
a first rotating shaft 9, the first rotating shaft 9 being provided on the lifting table 4;
one end of the first connecting rod 10 is hinged with the first rotating shaft 9, and the other end of the first connecting rod 10 is hinged with the first scraping clamping block 7;
one end of the second connecting rod 11 is hinged with the first rotating shaft 9, and the other end of the second connecting rod 11 is hinged with the second scraping clamping block 8;
a second rotating shaft 12, the first scraping clamping block 7 and the second scraping clamping block 8 are hinged through the second rotating shaft 12, the first connecting rod 10 drives the first scraping clamping block 7 to rotate around the second rotating shaft after rotating around the first rotating shaft 9, the second connecting rod 11 drives the second scraping clamping block 8 to rotate around the second rotating shaft after rotating around the first rotating shaft 9,
arc-shaped surfaces 13 are oppositely arranged on the first scraping clamping block 7 and the second scraping clamping block 8, and after the first scraping clamping block 7 and the second scraping clamping block 8 rotate around the second rotating shaft 12 to be clamped tightly, the two arc-shaped surfaces 13 form a through hole for a pipe to pass through.
In the present application, in order to enable the first scraping clamping block 7 and the second scraping clamping block 8 to rotate relatively and to be in contact with the outer surface of the pipe after rotating, the scraping device 6 further includes a first rotating shaft 9, a first connecting rod 10, a second connecting rod 11 and a second rotating shaft 12; the first scraping clamping block 7 and the second scraping clamping block 8 are hinged through a second rotating shaft 12 and can rotate around the second rotating shaft 12; the first rotating shaft 9 is arranged on the lifting platform 4, one end of a first connecting rod 10 is hinged with the first rotating shaft 9, and the other end is hinged with the first scraping clamping block 7; one end of a second connecting rod 11 is hinged with the first rotating shaft 9, and the other end is hinged with the second scraping clamping block 8; after the first connecting rod 10 rotates around the first rotating shaft 9, the first scraping clamping block 7 is driven to rotate around the second rotating shaft, and after the second connecting rod 11 rotates around the first rotating shaft 9, the second scraping clamping block 8 is driven to rotate around the second rotating shaft, so that after the driving device 5 drives the first connecting rod 10 and the second connecting rod 11 to rotate, the first scraping clamping block 7 and the second scraping clamping block 8 can be loosened and clamped.
Arc-shaped surfaces 13 are oppositely arranged on the first scraping clamping block 7 and the second scraping clamping block 8, and after the first scraping clamping block 7 and the second scraping clamping block 8 rotate around the second rotating shaft 12 to be clamped, a through hole is formed by the two arc-shaped surfaces 13 and is used for enabling a pipe to pass through; the arcuate surface 13 may be modified to other shapes, such as rectangular, to accommodate different tubing shapes.
Further, the driving means 5 comprise,
the driving motor 14, the driving motor 14 is set up on the lifting platform 4;
the screw rod 15 is arranged on one side of the first connecting rod 10 and one side of the second connecting rod 11, and the driving motor 14 drives the screw rod 15 to rotate;
a guide rod 16, the guide rod 16 is arranged on one side of the screw 15;
the two push blocks 17 are arranged on the screw rod 15 in a threaded mode, the two push blocks 17 penetrate through the guide rod 16, the thread directions of the two push blocks 17 are opposite, the first connecting rod 10 and the second connecting rod 11 are arranged on the two push blocks 17 respectively, the screw rod 15 rotates to drive the two push blocks 17 to be relatively close to or far away from each other, and the two push blocks 17 push the first connecting rod 10 and the second connecting rod 11 to rotate around the first rotating shaft 9.
In the application, in order to push the first connecting rod 10 and the second connecting rod 11 to rotate, the driving device 5 comprises a driving motor 14, a screw rod 15, a guide rod 16 and a push block 17, wherein the driving motor 14 is arranged on the lifting platform 4, the screw rod 15 is arranged on one side of the first connecting rod 10 and one side of the second connecting rod 11, and the driving motor 14 drives the screw rod 15 to rotate; the screw 15 is provided with two push blocks 17 in a threaded manner, the thread directions of the two push blocks 17 are opposite, the guide rod 16 is arranged on one side of the screw 15 and penetrates through the two push blocks 17 to provide guidance for the screw, and the first connecting rod 10 and the second connecting rod 11 are respectively sleeved on the two push blocks 17; the screw 15 rotates to drive the two pushing blocks 17 to relatively approach or move away from each other, so as to drive the first connecting rod 10 and the second connecting rod 11 to rotate around the first rotating shaft 9, further drive the first scraping clamping block 7 and the second scraping clamping block 8 to rotate, and scrape the lubricating oil.
Further, the scraping means 6 also comprise,
the sliding groove 18 is formed in the arc-shaped surface 13;
the elastic scraping piece 19 is arranged in the sliding groove 18 in a sliding mode, and one end of the elastic scraping piece 19 extends out of the arc-shaped surface 13;
an elastic member 20, the elastic member 20 being arranged in the chute 18 for providing a force for bringing the elastic scraper 19 close to the tube.
In the application, in order to achieve a better scraping effect, only rigid contact is needed, the contact with the pipe is more tight, the surface of the pipe can be scratched, the drawing can be influenced by over-tightening of a pipe clamp, and the scraping effect is not ideal, so that the elastic part 20 is arranged to be in contact with the pipe, specifically, the arc-shaped surface 13 is provided with the sliding groove 18, the elastic scraping part 19 is arranged in the sliding groove 18 in a sliding manner, one end of the elastic scraping part extends out of the arc-shaped surface 13, and the elastic scraping part can slide in and out of the sliding groove 18; elastic member 20 is disposed in chute 18 between elastic scraper 19 and the inner wall of chute 18 for providing a force to bring elastic scraper 19 into proximity with the tubing. Elastic component 20 can be the spring, scrape the relative rotation of clamp splice 8 to pressing from both sides tight back when first scraping clamp splice 7 second, elastic component 19 supports at the tubular product outer wall under elastic component 20's effect, like this and can not leave the gap between the pipe wall, lead to partly lubricating oil not scraped down, can also prevent that the pipe wall from being scratched, and because elastic component 20 drives elastic component 19, so can adjust the pressure of elastic component 20, can scrape lubricating oil, can not press from both sides tubular product too tightly again, influence the normal drawing of tubular product.
Further, the elastic scraping element 19 is made of rubber.
The elastic scraping piece 19 can be made of rubber, and the rubber cannot scratch the outer wall of the pipe and cannot clamp the pipe too tightly when the elastic scraping piece butts against the pipe.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A drawing mechanism of a pipe drawing machine comprises a die holder (2) arranged on a rack (1), a movable trolley (3) arranged on one side of the die holder (2) in a sliding manner and used for drawing a pipe out of the die holder (2),
the lifting platform (4) is arranged on the rack (1) in a sliding manner;
the driving device (5) is arranged on the lifting platform (4) and slides along with the lifting platform (4);
scraping device (6), scraping device (6) set up on elevating platform (4), along with elevating platform (4) go up and down, lie in along drawing the direction die holder (2) with between travelling car (3), scraping device (6) including first scraping clamp splice (7) and second scraping clamp splice (8), drive arrangement (5) drive first scraping clamp splice (7) with second scraping clamp splice (8) relative rotation, first scraping clamp splice (7) with second scraping clamp splice (8) relative rotation back is used for with tubular product surface contact or separation.
2. Drawing mechanism of a pipe drawing machine according to claim 1, characterized in that the scraping means (6) further comprises,
a first rotating shaft (9), the first rotating shaft (9) being provided on the lifting table (4);
one end of the first connecting rod (10) is hinged with the first rotating shaft (9), and the other end of the first connecting rod (10) is hinged with the first scraping clamping block (7);
one end of the second connecting rod (11) is hinged with the first rotating shaft (9), and the other end of the second connecting rod (11) is hinged with the second scraping clamping block (8);
the first scraping clamping block (7) and the second scraping clamping block (8) are hinged through the second rotating shaft (12), the first connecting rod (10) drives the first scraping clamping block (7) to rotate around the second rotating shaft after rotating around the first rotating shaft (9), and the second connecting rod (11) drives the second scraping clamping block (8) to rotate around the second rotating shaft (12) after rotating around the first rotating shaft (9);
arc-shaped surfaces (13) are oppositely arranged on the first scraping clamping block (7) and the second scraping clamping block (8), and after the first scraping clamping block (7) and the second scraping clamping block (8) rotate around the second rotating shaft (12) to be clamped tightly, a through hole is formed in each of the two arc-shaped surfaces (13) and is used for enabling a pipe to pass through.
3. Drawing mechanism of a pipe drawing machine according to claim 2, characterized in that said driving means (5) comprise,
the driving motor (14), the said driving motor (14) is set up on the said lifting platform (4);
the screw (15) is arranged on one side of the first connecting rod (10) and one side of the second connecting rod (11), and the driving motor (14) drives the screw (15) to rotate;
a guide rod (16), wherein the guide rod (16) is arranged on one side of the screw rod (15);
ejector pad (17), ejector pad (17) are two, and equal screw thread setting is in on screw rod (15), and pass guide bar (16), two the screw thread opposite direction of ejector pad (17), head rod (10) with second connecting rod (11) pass two respectively on ejector pad (17), screw rod (15) rotate and drive two ejector pad (17) are close to relatively or keep away from, two ejector pad (17) promote head rod (10) with second connecting rod (11) wind first axis of rotation (9) rotate.
4. Drawing mechanism of a pipe drawing machine according to claim 2, characterized in that the scraping means (6) further comprises,
a chute (18), said chute (18) being arranged on said arc-shaped face (13);
the elastic scraping piece (19) is arranged in the sliding groove (18) in a sliding mode, and one end of the elastic scraping piece (19) extends out of the arc-shaped surface (13);
an elastic member (20), said elastic member (20) being arranged in said chute (18) for providing a force for bringing said elastic scraping member (19) close to the tube.
5. The drawing mechanism of a pipe drawing machine according to claim 4,
the elastic scraping piece (19) is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122067871.3U CN215745548U (en) | 2021-08-30 | 2021-08-30 | Drawing mechanism of pipe drawing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122067871.3U CN215745548U (en) | 2021-08-30 | 2021-08-30 | Drawing mechanism of pipe drawing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215745548U true CN215745548U (en) | 2022-02-08 |
Family
ID=80081936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122067871.3U Active CN215745548U (en) | 2021-08-30 | 2021-08-30 | Drawing mechanism of pipe drawing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215745548U (en) |
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2021
- 2021-08-30 CN CN202122067871.3U patent/CN215745548U/en active Active
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 054900 intersection of Songhuajiang road and Huixin street, bearing industrial park, Linxi County, Xingtai City, Hebei Province Patentee after: Xingtai Junhua Machinery Technology Co.,Ltd. Address before: 054900 intersection of Songhuajiang road and Huixin street, bearing industrial park, Linxi County, Xingtai City, Hebei Province Patentee before: Linxi Junhua Machinery Parts Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |