CN109676072B - Upsetting machine and processing method thereof - Google Patents
Upsetting machine and processing method thereof Download PDFInfo
- Publication number
- CN109676072B CN109676072B CN201910111796.0A CN201910111796A CN109676072B CN 109676072 B CN109676072 B CN 109676072B CN 201910111796 A CN201910111796 A CN 201910111796A CN 109676072 B CN109676072 B CN 109676072B
- Authority
- CN
- China
- Prior art keywords
- upsetting
- clamping
- base
- die
- mandrel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000003672 processing method Methods 0.000 title abstract description 10
- 238000000034 method Methods 0.000 abstract description 21
- 238000010438 heat treatment Methods 0.000 abstract description 9
- 239000000463 material Substances 0.000 abstract description 5
- 238000005507 spraying Methods 0.000 abstract description 5
- 238000007796 conventional method Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 239000000839 emulsion Substances 0.000 description 4
- 229910002804 graphite Inorganic materials 0.000 description 4
- 239000010439 graphite Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
- B21J5/06—Methods for forging, hammering, or pressing; Special equipment or accessories therefor for performing particular operations
- B21J5/08—Upsetting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/02—Dies or mountings therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/08—Accessories for handling work or tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K1/00—Making machine elements
- B21K1/14—Making machine elements fittings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention discloses a upsetting machine and a processing method thereof, wherein the upsetting machine comprises a workbench, symmetrically distributed sliding rails are arranged on the workbench, an upsetting base is arranged on the workbench, a mandrel is arranged in the upsetting base, a die is arranged in the upsetting base, a positioning flange is arranged on the upsetting base, and the positioning flange is fixedly connected with the upsetting base through a screw rod to limit the axial direction of the die; the processing method of the pipe header comprises the following steps: mandrel installation, die installation, pipe heating, die spraying, feeding clamping, pipe upsetting and material returning. According to the upsetting machine, the upsetting pull rods are symmetrically distributed along the center of the first through hole, so that stress is uniform in the upsetting process of the pipe, the force for jacking the pipe is increased, and the phenomenon that the upsetting pipe is uneven in wall thickness and eccentric in a conventional method is effectively avoided; the upsetting machine processing method adopts the premise that the volume is unchanged in the upsetting process of the pipe, effectively calculates the feeding distance of the upsetting cylinder in the upsetting process, and ensures the upsetting precision.
Description
Technical Field
The invention relates to the field of pipe machining, in particular to a upsetting machine and a machining method thereof.
Background
The upsetting machine is equipment for thickening two ends of a pipe body, the pipe upsetted by the upsetting machine is mainly used for a drill rod, and the two ends of the drill rod are parts which are in direct contact in the working process, so that the two ends of the drill rod are subjected to upsetting treatment, the upsetting machine is adopted for thickening treatment, the upsetting machine commonly used in the prior art is a three-roller upsetting machine, the common problems in the upsetting process of the upsetting machine are uneven pipe walls, the eccentric phenomenon occurs in the upsetting process, the drill rod is easily broken in the use process, and the production work is troublesome; the upsetting device in the prior art can only perform upsetting treatment on square pipes or round pipes, the structure of the pipe is gradually changed along with the production requirement, the triangular equiangular pipe is a novel pipe behind the square pipes and the round pipes, and the device in the prior art is lack for the shortening of the pipe.
Disclosure of Invention
The invention aims to provide a upsetting machine and a processing method thereof, which are different from a pipe in structure, and can adapt to the upsetting requirement of the pipe by replacing a mandrel and a die of the upsetting machine; the upsetting machine is provided with the upsetting pull rods symmetrically distributed along the center of the first through hole, so that the stress is uniform in the upsetting process of the pipe, the force for jacking the pipe is increased, and the phenomenon of uneven wall thickness and eccentric wall thickness of the upsetting pipe by a conventional method is effectively avoided; according to the processing method, on the premise that the volume of the pipe is unchanged in the upsetting process, the feeding distance of the upsetting oil cylinder in the upsetting process is effectively calculated, and the upsetting precision is ensured.
The aim of the invention can be achieved by the following technical scheme:
the upsetting machine comprises a workbench, symmetrically distributed sliding rails are arranged on the workbench, an upsetting base is arranged on the workbench, a first counter bore and a second counter bore are arranged on the upsetting base, a first through hole is formed between the first counter bore and the second counter bore, a mandrel is arranged in the upsetting base, a die is arranged in the upsetting base, a positioning flange is arranged on the upsetting base, the positioning flange limits the axial direction of the die through screw rod and upsetting base fastening connection, and the positioning flange is connected with the die through screw rod and die fastening connection.
The workbench is provided with a sliding table, symmetrically distributed sliding grooves are arranged below the sliding table, and the sliding table slides on the sliding rail through the sliding grooves.
The clamping support is fixedly connected to the sliding table and is distributed in a staggered mode, the clamping support and the supporting table are located on the sliding table and comprise a clamping base, and the clamping base is provided with symmetrically distributed clamping supporting tables.
Furthermore, the lower part of the workbench is provided with support foot frames distributed in an array, and the lower part of the support foot frames is provided with foot feet.
Further, the upsetting base is fixedly connected with the workbench, upsetting oil cylinders which are symmetrically distributed are arranged on the upsetting base and comprise upsetting pull rods, the centers of the first counter bores, the second counter bores and the first through holes are located on the same straight line, and the two upsetting oil cylinders are respectively located above and below the upsetting base and are symmetrical along the centers of the first through holes.
Further, the dabber includes the dabber main part, and the one end of dabber main part is equipped with the screw thread, and the other end is equipped with dabber upsetting base, and the opposite side that is equipped with the dabber main part on the dabber upsetting base is equipped with the toper locating pin, and the dabber passes first perforation in the second counter bore, passes dabber nut and screw thread cooperation in first counter bore, fixes the dabber in the upsetting base.
Further, eight second threaded holes distributed in an array are formed in the positioning flange, the second threaded holes are matched with the screw, the positioning flange is fixed on the upsetting base, three third threaded holes distributed in an array are formed in the positioning flange, and the third threaded holes and the first threaded holes are matched with the screw, so that the positioning flange is in fastening connection with the die.
Further, three supporting tables distributed in an array mode are arranged on the sliding table, supporting grooves are formed in the supporting tables, and the three supporting tables are located on the same straight line.
Further, the die is located in the second counter bore but is not in contact with the mandrel, three first threaded holes distributed in an array are arranged in the axial direction of the die, a regular triangle through hole is arranged in the axial center of the die, a guide angle is arranged between the regular triangle through hole and any one end face of the die, and one end, provided with the guide angle, above the die faces the outside of the second counter bore.
Further, a clamping oil cylinder is arranged on the clamping support, the clamping oil cylinders are distributed on the two clamping supports in opposite directions, an output shaft of the clamping oil cylinder penetrates through the clamping support to be fixedly connected with clamping slips, a connecting shaft is arranged at one end of each clamping slip, the clamping slips are fixedly connected with the output shaft of the clamping oil cylinder through the connecting shaft, clamping grooves are formed in the clamping slips, and clamping blocks distributed in an array mode are arranged in the clamping grooves.
Further, be equipped with the upset pull rod seat on the slip table, press from both sides tight support and lie in between upset pull rod seat and the upset base, the upset pull rod seat includes the pull rod base, and the upset pull rod seat passes through pull rod base and screw rod cooperation to be fixed on the slip table, be equipped with the pull rod seat main part on the pull rod base, be equipped with the feed port on the pull rod seat main part, be equipped with two second through holes on the pull rod seat main part, the second through holes are located the top and the below of upset pull rod seat respectively, and two second through holes are along feed port central symmetry distribution, and the upset pull rod passes second through holes and passes through nut fastening connection for upset hydro-cylinder control slip table round trip movement on the workstation.
A processing method of a pipe header comprises the following steps:
A. mandrel mounting
And installing the mandrel in the upsetting base, and fastening the mandrel through a mandrel nut.
B. Die mounting
According to the shape of the pipe, different dies are installed, the die is placed in the second counter bore by taking the pipe with the triangular cross section as an example, a positioning flange is installed on the upsetting base through a screw rod, the axial direction of the die is limited, and the die is fixedly connected with the positioning flange through the screw rod, so that the die is prevented from rotating in the working process.
C. Pipe heating
And (3) placing the upsetting end of the pipe in an intermediate frequency furnace for preheating, and placing the pipe in a high-temperature furnace for heating after the pipe is preheated to 595-605 ℃ to 1095-1105 ℃.
D. Die spraying
Uniformly spraying powdered calcined graphite emulsion in a mold, wherein the thickness of the sprayed calcined graphite emulsion is 0.2-0.4 mm.
E. Feeding clamp
And loading the heated pipe into the feeding hole of the upsetting machine, wherein the heating end of the pipe faces to the die, placing the pipe on a supporting table after loading, limiting the pipe through a supporting groove, and clamping the pipe through a clamping slip by using a clamping oil cylinder.
F. Pipe upsetting and shrinking device
After the pipe is clamped, the upsetting oil cylinder works, and the sliding table moves on the workbench through the upsetting pull rod, so that the heating end of the pipe is positioned at the die for extrusion.
Setting the thickness of the pipe before upsetting to be a and the length of the pipe to be l 1 The inner diameter of the fillet is R, the length of the linear edge of the triangle of the pipe section is b, the inner radius after upsetting is R, and the upsetting length is l 2 The total volume of the pipe is V Total (S) ，
The volume of the upsetting part of the pipe is V 1 ,
In the upsetting process of the pipe, after the heating end of the pipe is contacted with the mandrel upsetting base, upsetting the pipe into a pipe with the inner circle radius of R and the upsetting length of l 2 During the process, the moving distance of the upsetting pull rod is as follows:
G. material returning
After upsetting is completed, the upsetting oil cylinder works, the sliding table is moved on the workbench through the upsetting pull rod, so that the pipe and the die are separated, the clamping oil cylinder drives the clamping slips to loosen the pipe, the pipe is taken out, and upsetting is completed.
The invention has the beneficial effects that:
1. the upsetting machine pair is different from the structure of the pipe, and the mandrel and the die of the upsetting machine pair can be replaced to adapt to the upsetting requirement of the pipe;
2. according to the upsetting machine, the upsetting pull rods are symmetrically distributed along the center of the first through hole, so that stress is uniform in the upsetting process of the pipe, the force for jacking the pipe is increased, and the phenomenon that the upsetting pipe is uneven in wall thickness and eccentric in a conventional method is effectively avoided;
3. according to the upsetting machine processing method, on the premise that the volume is unchanged in the upsetting process of the pipe, the feeding distance of the upsetting oil cylinder in the upsetting process is effectively calculated, and the upsetting precision is ensured.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of the header of the present invention;
FIG. 2 is a cross-sectional view of an upset base of the present invention;
FIG. 3 is a schematic view of the mandrel structure of the present invention;
FIG. 4 is a schematic diagram of a mold structure according to the present invention;
FIG. 5 is a schematic view of a portion of the header of the present invention;
FIG. 6 is a schematic view of the grip slips construction of the present invention;
fig. 7 is a schematic view of the structure of the upset drawbar seat of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "open," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like indicate orientation or positional relationships, merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
The upsetting machine comprises a workbench 1, wherein support foot frames 11 distributed in an array are arranged below the workbench 1, foot feet 12 are arranged below the support foot frames 11, and symmetrically distributed sliding rails 13 are arranged on the workbench 1.
The working table 1 is provided with an upsetting base 2, the upsetting base 2 is fixedly connected with the working table 1, the upsetting base 2 is provided with two upsetting oil cylinders 21, each upsetting oil cylinder 21 comprises an upsetting pull rod 211, the upsetting base 2 is provided with a first counter bore 22 and a second counter bore 23, a first through hole 24 is arranged between the first counter bore 22 and the second counter bore 23, the circle centers of the first counter bore 22, the second counter bore 23 and the first through hole 24 are positioned on the same straight line, and the two upsetting oil cylinders 21 are respectively positioned above and below the upsetting base 2 and are symmetrical along the center of the first through hole 24.
The mandrel 25 is arranged in the upsetting base 2, as shown in fig. 2, the mandrel 25 comprises a mandrel main body 251, one end of the mandrel main body 251 is provided with a thread 252, the other end of the mandrel main body 251 is provided with a mandrel upsetting base 253, the mandrel upsetting base 253 is of a regular triangle structure, the opposite side of the mandrel upsetting base 253, provided with the mandrel main body 251, is provided with a conical locating pin 254, the mandrel 25 penetrates through the first through hole 24 from the second counter bore 23, and is matched with the thread 252 in the first counter bore 22 through a mandrel nut, so that the mandrel 25 is fixed in the upsetting base 2.
As shown in fig. 2 and 4, a die 26 is arranged in the upsetting base 2, the die 26 is positioned in the second counter bore 23 but is not in contact with the mandrel 25, three first threaded holes 261 are arranged in the axial direction of the die 26 in a whole row, a regular triangle through hole 262 is arranged in the axial center position of the die 26, the mandrel upsetting base 253 is positioned in the regular triangle through hole 262, a gap between the mandrel upsetting base 253 and the regular triangle through hole 262 is 0.18-0.22 mm, a guide angle 263 is arranged between the regular triangle through hole 262 and any end face of the die 26, and one end, above the die 26, provided with the guide angle 263 faces the outside of the second counter bore 23.
The upsetting base 2 is provided with a positioning flange 27, the positioning flange 27 is provided with eight second threaded holes 28 distributed in an array, the second threaded holes 28 are matched with a screw rod, the positioning flange 27 is fixed on the upsetting base 2, the die 26 is axially fixed, the positioning flange 27 is provided with three third threaded holes 29 distributed in an array, the third threaded holes 29 and the first threaded holes 261 are matched with the screw rod, the positioning flange 27 is fixedly connected with the die 26, and the die 26 is prevented from rotating in the second counter bore 23 in the working process.
The workbench 1 is provided with a sliding table 3, as shown in fig. 1 and 5, the lower part of the sliding table 3 is provided with symmetrically distributed sliding grooves 31, the sliding table 3 slides on the sliding rail 13 through the sliding grooves 31, the sliding table 3 is provided with three supporting tables 32 distributed in an array manner, the supporting tables 32 are provided with supporting grooves 321, and the three supporting tables 32 are positioned on the same straight line.
The clamping support 4 which is symmetrically distributed is fixedly connected to the sliding table 3, the clamping support 4 and the supporting table 32 are arranged on the sliding table 3 in a crossed and alternate mode, the clamping support 4 and the supporting table 32 are arranged on the same straight line, the clamping support 4 comprises a clamping base 41, the clamping base 41 is provided with clamping support tables 42 which are symmetrically distributed, and the clamping support tables 42 are distributed in parallel.
The clamping support 4 is provided with clamping oil cylinders 5, as shown in fig. 5, the clamping oil cylinders 5 are distributed on the two clamping support 4 in opposite directions, an output shaft of the clamping oil cylinder 5 penetrates through the clamping support 4 to be fixedly connected with clamping slips 51, as shown in fig. 6, one end of each clamping slip 51 is provided with a connecting shaft 511, each clamping slip 51 is fixedly connected with the output shaft of the corresponding clamping oil cylinder 5 through the connecting shaft 511, each clamping slip 51 is provided with a clamping groove 512, and clamping blocks 513 distributed in an array are arranged in each clamping groove 512.
The sliding table 3 is provided with an upsetting pull rod seat 6, as shown in fig. 1 and 7, the clamping support 4 is located between the upsetting pull rod seat 6 and the upsetting base 2, the upsetting pull rod seat 6 comprises a pull rod base 61, and the upsetting pull rod seat 6 is fixed on the sliding table 3 through the cooperation of the pull rod base 61 and a screw rod.
The pull rod base 61 is provided with a pull rod base main body 62, the pull rod base main body 62 is provided with a feeding hole 63, the pull rod base main body 62 is provided with two second through holes 64, the second through holes 64 are respectively positioned above and below the upsetting pull rod base 6, the two second through holes 64 are symmetrically distributed along the center of the feeding hole 63, and the upsetting pull rod 211 penetrates through the second through holes 64 and is fastened and connected through nuts, so that the upsetting oil cylinder 21 controls the sliding table 3 to move back and forth on the workbench 1.
The die 26 and the mandrel 25 of the header can be replaced according to different structures of the pipes.
A processing method of a pipe header comprises the following steps:
A. mandrel mounting
The mandrel 25 is mounted in the upsetting base 2, and the mandrel 25 is fastened by a mandrel nut.
B. Die mounting
According to the shape of the pipe, taking the pipe with triangular cross section as an example, the die 26 is placed in the second counter bore 23, the positioning flange 27 is installed on the upsetting base 2 through a screw rod, the axial direction of the die 26 is limited, and the die 26 is fixedly connected with the positioning flange 27 through the screw rod, so that the die 26 is prevented from rotating in the working process.
C. Pipe heating
And (3) placing the upsetting end of the pipe in an intermediate frequency furnace for preheating, and placing the pipe in a high-temperature furnace for heating after the pipe is preheated to 595-605 ℃ to 1095-1105 ℃.
D. Die spraying
Uniformly spraying powdered calcined graphite emulsion in a mold, wherein the thickness of the sprayed calcined graphite emulsion is 0.2-0.4 mm.
E. Feeding clamp
The heated pipe is filled in from the feeding hole 63 of the upsetting machine, the heating end of the pipe faces the die 26, the pipe is placed on the supporting table 32 after being filled in, the pipe is limited through the supporting groove 321, the clamping cylinder 5 works, and the pipe is clamped through the clamping slips 51.
F. Pipe upsetting and shrinking device
After the pipe is clamped, the upsetting oil cylinder 21 works, the sliding table 3 moves on the workbench 1 through the upsetting pull rod 211, and the heating end of the pipe is positioned on the die 26 for extrusion.
Setting the thickness of the pipe before upsetting to be a and the length of the pipe to be l 1 The inner diameter of the fillet is R, the length of the linear edge of the triangle of the pipe section is b, the inner radius after upsetting is R, and the upsetting length is l 2 The total volume of the pipe is V Total (S) ，
The volume of the upsetting part of the pipe is V 1 ,
In the upsetting process, after the heating end of the pipe is contacted with the mandrel upsetting base 253, upsetting is carried out to obtain a pipe with the inner circle radius of R and the upsetting length of l 2 During the process, the moving distance of the upsetting pull rod is as follows:
G. material returning
After upsetting is completed, the upsetting oil cylinder 21 works, the sliding table 3 moves on the workbench 1 through the upsetting pull rod 211, so that the pipe and the die 26 are separated, the clamping oil cylinder 5 drives the clamping slips 51 to loosen the pipe, the pipe is taken out, and upsetting is completed.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims.
Claims (4)
1. The upsetting machine comprises a workbench (1), symmetrically-distributed sliding rails (13) are arranged on the workbench (1), an upsetting base (2) is arranged on the workbench (1), a first counter bore (22) and a second counter bore (23) are arranged on the upsetting base (2), a first through hole (24) is formed between the first counter bore (22) and the second counter bore (23), a mandrel (25) is arranged in the upsetting base (2), and a die (26) is arranged in the upsetting base (2), and the upsetting machine is characterized in that a positioning flange (27) is arranged on the upsetting base (2), the positioning flange (27) is fixedly connected with the upsetting base (2) through a screw rod to limit the axial direction of the die (26), and the positioning flange (27) is fixedly connected with the die (26) through the screw rod;
a sliding table (3) is arranged on the workbench (1), symmetrically distributed sliding grooves (31) are arranged below the sliding table (3), and the sliding table (3) slides on the sliding rail (13) through the sliding grooves (31);
the clamping support (4) is fixedly connected to the sliding table (3), three supporting tables (32) distributed in an array are arranged on the sliding table (3), supporting grooves (321) are formed in the supporting tables (32), the three supporting tables (32) are located on the same straight line, the clamping support (4) and the supporting tables (32) are located on the sliding table (3) in a staggered mode, the clamping support (4) comprises a clamping base (41), and symmetrically distributed clamping supporting tables (42) are arranged on the clamping base (41);
the upsetting base (2) is fixedly connected with the workbench (1), upsetting oil cylinders (21) which are symmetrically distributed are arranged on the upsetting base (2), the upsetting oil cylinders (21) comprise upsetting pull rods (211), the centers of the first counter bores (22), the second counter bores (23) and the first through holes (24) are positioned on the same straight line, and the two upsetting oil cylinders (21) are respectively positioned above and below the upsetting base (2) and are symmetrical along the center of the first through holes (24);
the mandrel (25) comprises a mandrel main body (251), one end of the mandrel main body (251) is provided with threads (252), the other end of the mandrel main body is provided with a mandrel upsetting base (253), the mandrel upsetting base (253) is provided with a conical locating pin (254) at the opposite side of the mandrel main body (251), the mandrel (25) passes through the first through hole (24) from the second counter bore (23), and the mandrel (25) is fixed in the upsetting base (2) by matching with the threads (252) through a mandrel nut in the first counter bore (22);
the die (26) is positioned in the second counter bore (23) but is not in contact with the mandrel (25), three first threaded holes (261) distributed in an array are arranged in the axial direction of the die (26), a regular triangle through hole (262) is arranged in the axial center position of the die (26), a guide angle (263) is arranged between the regular triangle through hole (262) and one end face of the die (26), and one end of the die (26) provided with the guide angle (263) faces the outside of the second counter bore (23);
eight second threaded holes (28) distributed in an array are formed in the positioning flange (27), the second threaded holes (28) are matched with the screw, the positioning flange (27) is fixed on the upsetting base (2), three third threaded holes (29) distributed in an array are formed in the positioning flange (27), and the third threaded holes (29), the first threaded holes (261) are matched with the screw, so that the positioning flange (27) is fixedly connected with the die (26).
2. The upsetting machine according to claim 1, characterized in that support foot frames (11) distributed in an array are arranged below the workbench (1), and foot feet (12) are arranged below the support foot frames (11).
3. The upsetting machine according to claim 1, characterized in that the clamping supports (4) are provided with clamping oil cylinders (5), the clamping oil cylinders (5) are distributed on the two clamping supports (4) in opposite directions, an output shaft of each clamping oil cylinder (5) penetrates through the clamping supports (4) to be fixedly connected with clamping slips (51), one end of each clamping slip (51) is provided with a connecting shaft (511), each clamping slip (51) is fixedly connected with an output shaft of each clamping oil cylinder (5) through the connecting shaft (511), clamping grooves (512) are formed in the corresponding clamping slips (51), and clamping blocks (513) distributed in an array are arranged in the corresponding clamping grooves (512).
4. Upsetting machine according to claim 1, characterized in that the sliding table (3) is provided with an upsetting pull rod seat (6), the clamping support (4) is located between the upsetting pull rod seat (6) and the upsetting base (2), the upsetting pull rod seat (6) comprises a pull rod seat (61), the upsetting pull rod seat (6) is fixed on the sliding table (3) through the cooperation of the pull rod seat (61) and a screw rod, the pull rod seat (61) is provided with a pull rod seat main body (62), the pull rod seat main body (62) is provided with a feeding hole (63), the pull rod seat main body (62) is provided with two second through holes (64), the second through holes (64) are respectively located above and below the upsetting pull rod seat (6), the two second through holes (64) are symmetrically distributed along the center of the feeding hole (63), and the upsetting pull rod (211) passes through the second through holes (64) to be fastened and connected through nuts, so that the upsetting oil cylinder (21) controls the sliding table (3) to move back and forth on the working table (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910111796.0A CN109676072B (en) | 2019-02-12 | 2019-02-12 | Upsetting machine and processing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910111796.0A CN109676072B (en) | 2019-02-12 | 2019-02-12 | Upsetting machine and processing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109676072A CN109676072A (en) | 2019-04-26 |
| CN109676072B true CN109676072B (en) | 2024-01-30 |
Family
ID=66195730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910111796.0A Active CN109676072B (en) | 2019-02-12 | 2019-02-12 | Upsetting machine and processing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109676072B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2180356Y (en) * | 1993-10-29 | 1994-10-26 | 华中理工大学 | Hydraulic machine for pipe end working |
| CN2459111Y (en) * | 2000-08-23 | 2001-11-14 | 长春汽车材料研究所 | End hole shrinking mechanism for pipe material |
| KR20090104177A (en) * | 2008-03-31 | 2009-10-06 | 주식회사 대영공업 | Forming device of hexagonal part of pipe |
| KR20120019873A (en) * | 2010-08-27 | 2012-03-07 | 광동하이텍 주식회사 | Swaging apparatus for drawing process of pipe |
| CN204122668U (en) * | 2014-08-08 | 2015-01-28 | 山东能源机械集团有限公司 | Full-automatic upsetting pin machine |
| CN208195539U (en) * | 2018-03-20 | 2018-12-07 | 廊坊百威钻具制造有限公司 | A kind of novel horizontal upsetting pipe machine |
| CN209632044U (en) * | 2019-02-12 | 2019-11-15 | 淮北林光钻探机电工程有限公司 | A kind of upsetting contracting machine |
-
2019
- 2019-02-12 CN CN201910111796.0A patent/CN109676072B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2180356Y (en) * | 1993-10-29 | 1994-10-26 | 华中理工大学 | Hydraulic machine for pipe end working |
| CN2459111Y (en) * | 2000-08-23 | 2001-11-14 | 长春汽车材料研究所 | End hole shrinking mechanism for pipe material |
| KR20090104177A (en) * | 2008-03-31 | 2009-10-06 | 주식회사 대영공업 | Forming device of hexagonal part of pipe |
| KR20120019873A (en) * | 2010-08-27 | 2012-03-07 | 광동하이텍 주식회사 | Swaging apparatus for drawing process of pipe |
| CN204122668U (en) * | 2014-08-08 | 2015-01-28 | 山东能源机械集团有限公司 | Full-automatic upsetting pin machine |
| CN208195539U (en) * | 2018-03-20 | 2018-12-07 | 廊坊百威钻具制造有限公司 | A kind of novel horizontal upsetting pipe machine |
| CN209632044U (en) * | 2019-02-12 | 2019-11-15 | 淮北林光钻探机电工程有限公司 | A kind of upsetting contracting machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109676072A (en) | 2019-04-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101767345B1 (en) | Welding jig and welding method for manufacturing round metal plate for having various radius | |
| CN107952846A (en) | A kind of double-headed tube bender | |
| CN112276178A (en) | Directional pipe mills square frame device | |
| CN109676072B (en) | Upsetting machine and processing method thereof | |
| CN209632044U (en) | A kind of upsetting contracting machine | |
| CN108296811A (en) | A kind of heat-resisting fastener processing unit (plant) | |
| CN109365915B (en) | Crucible one-time machining forming machine tool | |
| CN110802241A (en) | High-efficient high-pressure alloy steel pipe welding groove preparation equipment | |
| CN211218014U (en) | Cambered surface steel wire thread insert precursor rolling mill | |
| CN104942050A (en) | Pipe orifice adjustment device for building construction pipe | |
| CN113084464B (en) | Method for machining cylinder head of oil cylinder | |
| CN105312628B (en) | A kind of drill jig drilled for elongate pushrod two ends | |
| CN108746442A (en) | Thread forming unit and end reinforced thread cutting machine | |
| CN207616198U (en) | Anti-deformation flexible mandrel | |
| CN217370823U (en) | Multi-angle inclined hole linear cutting adjustable clamp | |
| CN213351630U (en) | Airplane section part clamping device | |
| CN207981926U (en) | A kind of double-headed tube bender | |
| CN209969632U (en) | Centre bore drilling machine that water pump main shaft was used | |
| CN219094428U (en) | Quick adjustable center positioning hub clamp | |
| CN219234046U (en) | Flange indexing jig | |
| CN216264629U (en) | Clamping tool of roller barrel boring machine | |
| CN219093678U (en) | Self-centering drilling machine workbench | |
| CN218312180U (en) | Universal clamping device for multi-size valve rods | |
| CN218856211U (en) | CR450 gallows crouches and processes clamping device | |
| CN216030279U (en) | Elbow clamping tool that positioning accuracy is high |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |