CN210907407U

CN210907407U - Automatic material pulling device of double-line cold pilger mill

Info

Publication number: CN210907407U
Application number: CN201921948072.3U
Authority: CN
Inventors: 杜兴武
Original assignee: Changzhou Xingtong Machinery Manufacturing Co ltd
Current assignee: Changzhou Xingtong Machinery Manufacturing Co ltd
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-07-03
Anticipated expiration: 2029-11-12

Abstract

The utility model discloses an automatic material device that draws of double-line cold pilger mill, its structure includes the shell, the fixed plate, the pneumatic cylinder, first nylon roller, second nylon roller and transmission, the utility model discloses an automatic material device that draws has been set up, through installing the pneumatic cylinder additional, a transmission has been connected to the pneumatic cylinder rear end, and be provided with two pivots in the transmission, a nylon roller is connected respectively to two pivot right-hand members, when needs carry out the ejection of compact to double-line cold pilger mill, the piston rod of control pneumatic cylinder contracts, drives two nylon rollers through the cooperation between the inside gear of transmission and carries out the opposite direction rotation, rotate the automatic material ejection of compact that drives through the nylon roller, and the nylon roller texture is soft, protection work piece quality, the material efficiency that draws has improved greatly, reduce workman intensity of labour.

Description

Automatic material pulling device of double-line cold pilger mill

Technical Field

The utility model relates to a cold pilger mill technical field, concretely relates to automatic pulling device of double-line cold pilger mill.

Background

The cold pilger mill is divided into a seamless steel pipe and a welded steel pipe according to the production process, along with the rapid development of economy, the cold pilger mill is widely applied in China, and the seamless steel pipe is applied to various fields of national economy nowadays and has more and more demand on the seamless steel pipe; the original seamless steel tube produced by the cold drawing process is gradually replaced by the cold rolling process.

The double-line cold pilger mill in the prior art needs to pull materials manually, so that the labor intensity of workers is high, the efficiency is low, and the double-line cold pilger mill is inconvenient to discharge materials.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects of the prior art, the automatic material pulling device of the double-line cold pilger mill is provided, and the problems that the manual material pulling is needed when the double-line cold pilger mill in the prior art discharges materials, the labor intensity of workers is high, the efficiency is low, and the double-line cold pilger mill is inconvenient to discharge materials are solved.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides an automatic material pulling device of a double-line cold pilger mill, which comprises a shell, a fixed plate, a hydraulic cylinder, a first nylon roller, a second nylon roller and a transmission device, wherein the fixed plate is welded at the bottoms of the front side and the rear side of the shell, the middle part of the left side of the front end of the shell is mutually locked with the hydraulic cylinder through a bolt, the transmission device is arranged in the shell, the right side of the transmission device extends out of the shell and is respectively mutually spliced with the first nylon roller and the second nylon roller, the transmission device consists of a first rotating shaft, a second rotating shaft, a shaft seat, a first big gear, a second big gear, a pinion, a rack and a piston rod, the first rotating shaft and the second rotating shaft are transversely penetrated with two shaft seats, the middle part of the outer side of the first rotating shaft is mutually spliced with the circle center of the first big gear, the middle part of the outer side of the second rotating shaft is mutually spliced with the circle center, pinion top and rack intermeshing, the rack front end welds each other with the piston rod, the piston rod front end runs through the shell and inserts to the pneumatic cylinder in, and slides around going on along the pneumatic cylinder inner wall, first pivot, second pivot right-hand member stretch out the shell and peg graft each other with first nylon roller and second nylon roller respectively.

Further, the outer diameters of the first nylon roller and the second nylon roller are ten centimeters, and inward arc-shaped grooves are formed in the middle of the first nylon roller and the second nylon roller.

Furthermore, the length of the rack is consistent with the pushing length of a piston rod of the hydraulic cylinder, and the size of the latch at the bottom of the rack is the same as that of the latch of the pinion.

Furthermore, the outer diameters of the first gearwheel and the second gearwheel are the same, and the length of the outer diameter is the distance between the first rotating shaft and the second rotating shaft.

Furthermore, the outer diameter of the pinion is half of the outer diameter of the first gearwheel, and a limiting strip is arranged inside the pinion.

Furthermore, the number of the shaft seats is four, and the four shaft seats are respectively arranged on the left side and the right side of the first rotating shaft and the second rotating shaft.

Furthermore, the length of the fixing plate 2 is consistent with that of the shell 1, and a threaded hole is formed in the fixing plate 2.

Further, an inserting pipe is arranged inside the first nylon roller 4 and the second nylon roller 5, and a limiting strip is arranged inside the inserting pipe.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

need draw the material through artifical manual work when solving the ejection of compact of prior art's double-line cold pilger mill, workman intensity of labour is big and efficiency is slow, be not convenient for carry out the problem of the ejection of compact to the double-line cold pilger mill, the utility model discloses an automatic material pulling device has been set up, through installing the pneumatic cylinder additional, a transmission has been connected to the pneumatic cylinder rear end, and be provided with two pivots in the transmission, a nylon roller is connected respectively to two pivot right-hand members, when needs carry out the ejection of compact to the double-line cold pilger mill, the piston rod of control pneumatic cylinder contracts, drive two nylon rollers through the cooperation between the inside gear of transmission and carry out the opposite direction rotation, rotate the automatic material ejection of compact that drives through the nylon roller, and the nylon roller texture is soft, protect work piece quality, the efficiency of drawing is.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a sectional view of the inner structure of the housing of the present invention;

fig. 3 is a left side view of the rack structure of the present invention.

In the figure: the device comprises a shell-1, a fixed plate-2, a hydraulic cylinder-3, a first nylon roller-4, a second nylon roller-5, a transmission device-6, a first rotating shaft-61, a second rotating shaft-62, a shaft seat-63, a first large gear-64, a second large gear-65, a small gear-66, a rack-67 and a piston rod-68.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, 2 and 3, the present invention provides an automatic material pulling device for a double-line cold pilger mill: including shell 1, fixed plate 2, pneumatic cylinder 3, first nylon roller 4, second nylon roller 5 and transmission 6, fixed plate 2 has all been welded to both sides bottom around the shell 1, shell 1 front end left side middle part is through the mutual lock solid of bolt and pneumatic cylinder 3, shell 1 internally mounted has a transmission 6, and transmission 6 right side stretches out shell 1 and pegs graft each other with first nylon roller 4 and second nylon roller 5 respectively, transmission 6 comprises first pivot 61, second pivot 62, axle bed 63, first gear wheel 64, second gear wheel 65, pinion 66, rack 67 and piston rod 68, first pivot 61 and second pivot 62 all transversely run through have two axle beds 63, first pivot 61 outside middle part pegs graft each other with first gear wheel 64 centre of a circle department, second pivot 62 outside middle part pegs graft each other with second gear wheel 65 centre of a circle department, the outside distance of second pivot 62 left side border five centimetres department pegs graft and has a pinion 66, pinion 66 top and rack 67 intermeshing, rack 67 front end and piston rod 68 carry out mutual welding, piston rod 68 front end runs through shell 1 and inserts to pneumatic cylinder 3 in, and slides around going on along the 3 inner walls of pneumatic cylinder, first pivot 61, second pivot 62 right-hand members stretch out shell 1 and peg graft each other with first nylon roller 4 and second nylon roller 5 respectively.

Wherein, the external diameter of first nylon roller 4 and second nylon roller 5 is ten centimetres, and the middle part is provided with inside arc recess, is favorable to pressing from both sides tightly the steel pipe through the arc recess.

The length of the rack 67 is consistent with the pushing length of the piston rod 68 of the hydraulic cylinder 3, and the size of the latch at the bottom of the rack 67 is the same as that of the latch of the pinion 66, so that the rack 67 is favorable for driving the pinion 66 to rotate when moving.

The first gearwheel 64 and the second gearwheel 65 have the same outer diameter, and the outer diameter length is the distance between the first rotating shaft 61 and the second rotating shaft 62, so that the first rotating shaft 61 and the second rotating shaft 62 are driven to rotate in opposite directions by meshing the first gearwheel 64 and the second gearwheel 65.

The outer diameter of the small gear 66 is half of the outer diameter of the first large gear 64, and a limit bar is arranged inside the small gear 66, which is beneficial to increasing the rotating speed of the first rotating shaft 61 and the second rotating shaft 62 through the small gear 66.

The number of the shaft seats 63 is four, and the shaft seats are respectively arranged on the left side and the right side of the first rotating shaft 61 and the second rotating shaft 62, so that the first rotating shaft 61 and the second rotating shaft 62 can be supported.

The length of the fixing plate 2 is consistent with that of the shell 1, and the fixing plate 2 is provided with a threaded hole, so that the fixing device can be locked and fixed through the threaded hole in the fixing plate 2.

Wherein, first nylon roller 4 and the inside intubate that is provided with of second nylon roller 5, this intubate is inside to be provided with a spacing, is favorable to making first nylon roller 4 and second nylon roller 5 peg graft with first pivot 61 and second pivot 62 respectively through inside intubate, and follows it through spacing and rotate.

The working principle is as follows: before the device is used, the device is firstly fixed at the discharge port of a steel pipe of a double-line cold pilger mill through a fixing plate 2, a hydraulic cylinder 3 is connected with an external oil press, when the steel pipe of the double-line cold pilger mill needs to be discharged, the steel pipe is inserted between a first nylon roller 4 and a second nylon roller 5, an inward arc-shaped groove is arranged in the middle of the first nylon roller 4 and the second nylon roller 5, the nylon material is adopted, the texture is soft, the quality of a workpiece is protected, the steel pipe is clamped through the arc-shaped grooves on the outer sides of the first nylon roller 4 and the second nylon roller 5, then the external oil press is controlled to contract a piston rod 68 in the hydraulic cylinder 3, a rack 67 is driven to move forwards through the piston rod 68, and the top of a pinion 66 at the bottom is driven to rotate when the rack 67 moves, so that the pinion 66 drives a second rotating shaft 62 at the center, second pivot 62 drives the second gear wheel 65 centre of a circle department at middle part and rotates, and second gear wheel 65 top drives second gear wheel 65 and rotates, second gear wheel 65 drives first pivot 61 of centre of a circle department and rotates, make first pivot 61 and second pivot 62 rotate simultaneously, and the direction of rotation that first pivot 61 and second pivot 62 are looked to the right side is anticlockwise and clockwise rotation respectively, it is rotatory to drive first nylon roller 4 and second nylon roller 5 respectively through first pivot 61 and second pivot 62, rotate the automatic material ejection of compact that drives through first nylon roller 4 and second nylon roller 5, the efficiency of drawing is greatly improved, reduce workman intensity of labour.

The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The automatic material pulling device of the double-line cold pilger mill comprises a shell (1), a fixing plate (2), a hydraulic cylinder (3), a first nylon roller (4) and a second nylon roller (5), wherein the fixing plate (2) is welded at the bottoms of the front side and the rear side of the shell (1), and the middle part of the left side of the front end of the shell (1) is mutually locked with the hydraulic cylinder (3) through a bolt;

the method is characterized in that: the device is characterized by further comprising a transmission device (6), wherein the transmission device (6) is installed inside the shell (1), the right side of the transmission device (6) extends out of the shell (1) and is respectively connected with the first nylon roller (4) and the second nylon roller (5) in an inserting mode, the transmission device (6) is composed of a first rotating shaft (61), a second rotating shaft (62), shaft seats (63), a first big gear (64), a second big gear (65), a small gear (66), a rack (67) and a piston rod (68), the first rotating shaft (61) and the second rotating shaft (62) are transversely provided with two shaft seats (63) in a penetrating mode, the middle of the outer side of the first rotating shaft (61) is connected with the circle center of the first big gear (64) in an inserting mode, the middle of the outer side of the second rotating shaft (62) is connected with the circle center of the second big gear (65) in an inserting mode, the small gear (66) is connected with the outer portion of, pinion (66) top and rack (67) intermeshing, rack (67) front end and piston rod (68) weld each other, piston rod (68) front end runs through in shell (1) inserts pneumatic cylinder (3), and slides around carrying out along pneumatic cylinder (3) inner wall, first pivot (61), second pivot (62) right-hand member stretch out shell (1) and peg graft each other with first nylon roller (4) and second nylon roller (5) respectively.

2. The automatic material pulling device of the double-line cold pilger mill according to claim 1, characterized in that: the outer diameters of the first nylon roller (4) and the second nylon roller (5) are ten centimeters, and the middle parts of the first nylon roller and the second nylon roller are provided with inward arc-shaped grooves.

3. The automatic material pulling device of the double-line cold pilger mill according to claim 1, characterized in that: the length of the rack (67) is consistent with the pushing length of a piston rod (68) of the hydraulic cylinder (3), and the size of the latch at the bottom of the rack (67) is the same as that of the latch of the pinion (66).

4. The automatic material pulling device of the double-line cold pilger mill according to claim 1, characterized in that: the first gearwheel (64) and the second gearwheel (65) have the same outer diameter, and the length of the outer diameter is the distance between the first rotating shaft (61) and the second rotating shaft (62).

5. The automatic material pulling device of the double-line cold pilger mill according to claim 1, characterized in that: the outer diameter of the small gear (66) is half of the outer diameter of the first large gear (64), and a limiting strip is arranged inside the small gear (66).

6. The automatic material pulling device of the double-line cold pilger mill according to claim 1, characterized in that: the number of the shaft seats (63) is four, and the shaft seats are respectively arranged on the left side and the right side of the first rotating shaft (61) and the second rotating shaft (62).

7. The automatic material pulling device of the double-line cold pilger mill according to claim 1, characterized in that: the length of the fixing plate (2) is consistent with that of the shell (1), and a threaded hole is formed in the fixing plate (2).

8. The automatic material pulling device of the double-line cold pilger mill according to claim 1, characterized in that: an inserting pipe is arranged inside the first nylon roller (4) and the second nylon roller (5), and a limiting strip is arranged inside the inserting pipe.