CN216911692U

CN216911692U - Tee extrusion device

Info

Publication number: CN216911692U
Application number: CN202220211674.6U
Authority: CN
Inventors: 王海龙
Original assignee: Hebei Yihai Pipeline Group Co ltd
Current assignee: Hebei Yihai Pipeline Group Co ltd
Priority date: 2022-01-26
Filing date: 2022-01-26
Publication date: 2022-07-08
Anticipated expiration: 2032-01-26

Abstract

The utility model relates to the technical field of tee extrusion forming equipment, in particular to a tee extrusion forming device; the three-way extrusion forming machine is convenient for blanking the formed three-way, reduces the manual operation amount and improves the three-way extrusion forming efficiency; the hydraulic press comprises a frame, first pneumatic cylinder, the second pneumatic cylinder, the third pneumatic cylinder, the fourth pneumatic cylinder, mould on the tee bend, tee bend lower mould and trapezoidal platform, first pneumatic cylinder and second pneumatic cylinder are fixed mounting respectively on the left end and the right-hand member inner wall of frame, the output of first pneumatic cylinder and second pneumatic cylinder all is provided with annular push pedal, third pneumatic cylinder fixed mounting is on the top inner wall of frame, mould set up in the output of third pneumatic cylinder on the tee bend, fourth pneumatic cylinder fixed mounting is in the bottom rear portion of frame, the output of fourth pneumatic cylinder is articulated with tee bend lower mould rear end bottom, trapezoidal platform fixed mounting is in the front portion of frame, trapezoidal bench is provided with square mounting groove, be provided with the liftout hydraulic stem in the square mounting groove.

Description

Tee extrusion device

Technical Field

The utility model relates to the technical field of tee extrusion forming equipment, in particular to a tee extrusion forming device.

Background

The utility model discloses a CN205904250U discloses an extrusion device for extrusion of heavy-calibre tee bend, which comprises a base, the slip table, the top shoe, mould and tee bend lower mould on the tee bend, the slip table is fixed on base upper portion, the tee bend lower mould is fixed on the slip table, fixed guide pillar on the base, the top shoe passes the guide pillar, with guide pillar sliding fit, the tee bend is gone up the mould and is fixed with the slider, the device still is equipped with the left side pneumatic cylinder that the symmetry set up, the right side pneumatic cylinder, the left side pneumatic cylinder, the right side pneumatic cylinder is supported by the support that sets up in the base both sides respectively, the piston rod of left side pneumatic cylinder, the right side pneumatic cylinder sets up relatively, the side pressure head is connected respectively to the piston rod of left side pneumatic cylinder, the right side pneumatic cylinder. The hot extrusion molding of the large-caliber tee can be finished by adopting the utility model through one-time heating, so that the time and energy consumed by multiple times of heating are greatly saved; compared with the traditional extrusion device, the raw material of the tube blank is saved by about 20 percent; in the use discovery, when carrying out the unloading of extrusion back tee bend, need pry it out in the tee bend lower mould through outside instrument because of the tee bend is impressed to the tee bend lower mould in, the operation is inconvenient, influences tee bend's extrusion efficiency, has certain use limitation.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the tee extrusion forming device which is convenient for blanking a formed tee, reduces the manual operation amount and improves the tee extrusion forming efficiency.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: mould, tee bend lower mould and trapezoidal platform on frame, first pneumatic cylinder, second pneumatic cylinder, third pneumatic cylinder, fourth pneumatic cylinder, tee bend, first pneumatic cylinder and second pneumatic cylinder fixed mounting respectively are on the left end and the right-hand member inner wall of frame, the output of first pneumatic cylinder and second pneumatic cylinder all is provided with the annular push pedal, third pneumatic cylinder fixed mounting is on the top inner wall of frame, mould set up in the output of third pneumatic cylinder on the tee bend, fourth pneumatic cylinder fixed mounting is in the bottom rear portion of frame, the output of fourth pneumatic cylinder is articulated with tee bend lower mould rear end bottom, trapezoidal platform fixed mounting is in the front portion of frame, trapezoidal bench is provided with square mounting groove, be provided with the liftout hydraulic stem in the square mounting groove.

Preferably, still include pneumatic pump and communicating pipe, pneumatic pump fixed mounting is on the top of frame, the output of pneumatic pump and the input intercommunication of communicating pipe, the output of communicating pipe passes annular push pedal from a set of annular push pedal left part that is close to the frame left part, one side that annular push pedal is close to the tee bend lower mould is provided with the polytetrafluoroethylene sealed pad.

Preferably, the three-way die further comprises a limiting hydraulic rod, an annular mounting groove is formed in the trapezoidal table, the limiting hydraulic rod is arranged in the annular mounting groove, and a limiting hole is formed in the front end of the three-way lower die.

Preferably, the ladder-shaped table further comprises a bearing table fixedly mounted at the front part of the ladder-shaped table.

Preferably, still include two sets of spacing fender framves, two sets of spacing fender framves are all fixed mounting on the bottom inner wall of frame, spacing fender frame and tee bend lower mould rear portion in close contact with.

(III) advantageous effects

Compared with the prior art, the utility model provides a tee extrusion forming device, which has the following beneficial effects: the tee extrusion forming device is characterized in that a pipe blank is placed in a tee lower die, a first hydraulic cylinder, a second hydraulic cylinder and a third hydraulic cylinder are simultaneously started, two groups of annular push plates push two ends of the pipe blank, an upper die of the tee moves downwards, the tee joint is extruded and formed, after the extrusion forming is finished, the first hydraulic cylinder and the second hydraulic cylinder drive the annular push plate to reset, the third hydraulic cylinder drives the upper die of the tee joint to reset, by starting the fourth hydraulic cylinder, the output end of the fourth hydraulic cylinder extends, the lower three-way die moves forwards to the trapezoidal table, the lower three-way die rotates for 90 degrees around the hinged position of the fourth hydraulic cylinder and the rear part of the lower three-way die, through starting the liftout hydraulic stem, the output of liftout hydraulic stem stretches into to the tee bend lower mould in, and the tee bend after will extruding is ejected in the tee bend lower mould, is convenient for carry out the unloading to the shaping tee bend, reduces manual operation volume, shortens tee bend unloading time, improves tee bend extrusion efficiency.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic diagram of a front view configuration of the present invention;

FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2 in accordance with the present invention;

in the drawings, the reference numbers: 1. a frame; 2. a first hydraulic cylinder; 3. a second hydraulic cylinder; 4. a third hydraulic cylinder; 5. a fourth hydraulic cylinder; 6. a tee joint upper die; 7. a tee joint lower die; 8. a trapezoidal table; 9. a ring-shaped push plate; 10. a material ejecting hydraulic rod; 11. a pneumatic pump; 12. a communicating pipe; 13. a limiting hydraulic rod; 14. a limiting hole; 15. a receiving table; 16. and a limiting blocking frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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 creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a three-way extrusion molding apparatus of the present invention comprises a frame 1, a first hydraulic cylinder 2, a second hydraulic cylinder 3, and a third hydraulic cylinder 4, the hydraulic mould comprises a fourth hydraulic cylinder 5, a tee upper mould 6, a tee lower mould 7 and a trapezoidal table 8, wherein the first hydraulic cylinder 2 and the second hydraulic cylinder 3 are respectively and fixedly arranged on the inner walls of the left end and the right end of a frame 1, the output ends of the first hydraulic cylinder 2 and the second hydraulic cylinder 3 are respectively provided with an annular push plate 9, the third hydraulic cylinder 4 is fixedly arranged on the inner wall of the top end of the frame 1, the tee upper mould 6 is arranged on the output end of the third hydraulic cylinder 4, the fourth hydraulic cylinder 5 is fixedly arranged at the rear part of the bottom end of the frame 1, the output end of the fourth hydraulic cylinder 5 is hinged with the bottom part of the rear end of the tee lower mould 7, the trapezoidal table 8 is fixedly arranged at the front part of the frame 1, a square mounting groove is formed in the trapezoidal table 8, and a jacking hydraulic rod 10 is arranged in the square mounting groove; the tube blank is placed in a tee-joint lower die 7, a first hydraulic cylinder 2, a second hydraulic cylinder 3 and a third hydraulic cylinder 4 are simultaneously started, two groups of annular push plates 9 push two ends of the tube blank, an upper die 6 of the tee joint moves downwards to extrude the tee joint, after extrusion forming is finished, the first hydraulic cylinder 2 and the second hydraulic cylinder 3 drive the annular push plates 9 to reset, the third hydraulic cylinder 4 drives the upper die 6 of the tee joint to reset, by starting the fourth hydraulic cylinder 5, the output end of the fourth hydraulic cylinder 5 extends, the lower die 7 of the tee joint moves forwards to a trapezoidal platform 8, after the lower die 7 of the tee joint rotates 90 degrees around the hinged part of the fourth hydraulic cylinder 5 and the rear part of the lower die 7 of the tee joint, by starting a material ejecting hydraulic rod 10, the output end of the ejecting hydraulic rod 10 into the lower die 7 of the tee joint, the extruded tee joint is ejected out of the lower die 7 of the tee joint, blanking of the formed tee joint is convenient, and the manual operation amount is reduced, the blanking time of the tee joint is shortened, and the extrusion forming efficiency of the tee joint is improved.

The three-way extrusion molding device further comprises a pneumatic pump 11 and a communicating pipe 12, wherein the pneumatic pump 11 is fixedly installed at the top end of the rack 1, the output end of the pneumatic pump 11 is communicated with the input end of the communicating pipe 12, the output end of the communicating pipe 12 penetrates through the annular push plates 9 from the left parts of a group of annular push plates 9 close to the left part of the rack 1, and a polytetrafluoroethylene sealing gasket is arranged on one side, close to a three-way lower die 7, of the annular push plates 9; in the process of extrusion forming of the tee joint, pressurized air enters the pipe blank through the communicating pipe 12 by starting the pneumatic pump 11 to pressurize the inside of the pipe blank, so that the condition of invagination deformation in the process of extrusion forming of the pipe blank is effectively avoided; the three-way die is characterized by further comprising a limiting hydraulic rod 13, wherein an annular mounting groove is formed in the trapezoidal table 8, the limiting hydraulic rod 13 is arranged in the annular mounting groove, and a limiting hole 14 is formed in the front end of the three-way lower die 7; the output end of the limiting hydraulic rod 13 is inserted into the limiting hole 14 on the three-way lower die 7 by starting the limiting hydraulic rod 13, so that the three-way lower die 7 is limited and fixed, and the three-way lower die 7 can be effectively prevented from moving automatically in the process of blanking the three-way in the three-way lower die 7; the device also comprises a bearing table 15, wherein the bearing table 15 is fixedly arranged at the front part of the trapezoidal table 8; the ejected formed tee joint can be received through the receiving table 15, so that the tee joint slides down along the receiving table 15, and the condition that the tee joint is damaged due to falling with large height difference is avoided; the three-way mold is characterized by further comprising two groups of limiting blocking frames 16, wherein the two groups of limiting blocking frames 16 are fixedly arranged on the inner wall of the bottom end of the frame 1, and the limiting blocking frames 16 are in close contact with the rear part of the three-way lower mold 7; through the arrangement of the limiting blocking frame 16, the three-way lower die 7 can be limited after the three-way lower die 7 is reset, so that the three-way lower die 7 is just positioned below the three-way upper die 6.

When the extrusion forming device is used, a pipe blank is placed in the tee lower die 7, the first hydraulic cylinder 2, the second hydraulic cylinder 3 and the third hydraulic cylinder 4 are started simultaneously, the two groups of annular push plates 9 push two ends of the pipe blank, the tee upper die 6 moves downwards to perform extrusion forming on a tee, after the extrusion forming is finished, the first hydraulic cylinder 2 and the second hydraulic cylinder 3 drive the annular push plates 9 to reset, the third hydraulic cylinder 4 drives the tee upper die 6 to reset, the output end of the fourth hydraulic cylinder 5 extends by starting the fourth hydraulic cylinder 5, the tee lower die 7 moves forwards to the position of the trapezoidal table 8, the tee lower die 7 rotates 90 degrees around the hinged position of the fourth hydraulic cylinder 5 and the rear part of the tee lower die 7, the output end of the ejection hydraulic rod 10 extends into the tee lower die 7 by starting the ejection hydraulic rod 10, the tee after extrusion forming is ejected out of the tee lower die 7, the formed tee is convenient to perform blanking, and the manual operation amount is reduced, the blanking time of the tee joint is shortened, and the extrusion forming efficiency of the tee joint is improved; in the process of extrusion forming of the tee joint, pressurized air enters the pipe blank through the communicating pipe 12 by starting the air pressure pump 11 to pressurize the interior of the pipe blank, so that the condition of invagination deformation in the extrusion process of the pipe blank is effectively avoided; the output end of the limiting hydraulic rod 13 is inserted into the limiting hole 14 on the three-way lower die 7 by starting the limiting hydraulic rod 13, so that the three-way lower die 7 is limited and fixed, and the three-way lower die 7 can be effectively prevented from moving automatically in the process of blanking the three-way in the three-way lower die 7; the ejected formed tee joint can be received through the receiving table 15, so that the tee joint slides down along the receiving table 15, and the condition that the tee joint is damaged by falling due to large falling height difference is avoided; through the arrangement of the limiting blocking frame 16, the three-way lower die 7 can be limited after the three-way lower die 7 is reset, so that the three-way lower die 7 is just positioned below the three-way upper die 6.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A three-way extrusion forming device is characterized by comprising a rack (1), a first hydraulic cylinder (2), a second hydraulic cylinder (3), a third hydraulic cylinder (4), a fourth hydraulic cylinder (5), a three-way upper die (6), a three-way lower die (7) and a trapezoidal table (8), wherein the first hydraulic cylinder (2) and the second hydraulic cylinder (3) are respectively and fixedly arranged on the inner walls of the left end and the right end of the rack (1), the output ends of the first hydraulic cylinder (2) and the second hydraulic cylinder (3) are respectively provided with an annular push plate (9), the third hydraulic cylinder (4) is fixedly arranged on the inner wall of the top end of the rack (1), the three-way upper die (6) is arranged at the output end of the third hydraulic cylinder (4), the fourth hydraulic cylinder (5) is fixedly arranged at the rear end of the rack (1), the output end of the fourth hydraulic cylinder (5) is hinged with the bottom of the rear end of the three-way lower die (7), trapezoidal platform (8) fixed mounting is in the front portion of frame (1), be provided with square mounting groove on trapezoidal platform (8), be provided with liftout hydraulic stem (10) in the square mounting groove.

2. The three-way extrusion forming device according to claim 1, further comprising a pneumatic pump (11) and a communicating pipe (12), wherein the pneumatic pump (11) is fixedly mounted at the top end of the rack (1), the output end of the pneumatic pump (11) is communicated with the input end of the communicating pipe (12), the output end of the communicating pipe (12) penetrates through the annular push plate (9) from the left part of a group of annular push plates (9) close to the left part of the rack (1), and a polytetrafluoroethylene sealing gasket is arranged on one side of the annular push plate (9) close to the lower three-way die (7).

3. The three-way extrusion forming device according to claim 2, further comprising a limiting hydraulic rod (13), wherein an annular mounting groove is formed in the trapezoidal table (8), the limiting hydraulic rod (13) is arranged in the annular mounting groove, and a limiting hole (14) is formed in the front end of the three-way lower die (7).

4. A three-way extrusion moulding apparatus as claimed in claim 3 further comprising a receiving platform (15), said receiving platform (15) being fixedly mounted to the front of the trapezoidal platform (8).

5. The three-way extrusion forming device according to claim 4, further comprising two sets of limiting blocking frames (16), wherein the two sets of limiting blocking frames (16) are fixedly arranged on the inner wall of the bottom end of the rack (1), and the limiting blocking frames (16) are in close contact with the rear part of the three-way lower die (7).