CN113020640B - Auxiliary device for steel pipe machining - Google Patents
Auxiliary device for steel pipe machining Download PDFInfo
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- CN113020640B CN113020640B CN202110149809.0A CN202110149809A CN113020640B CN 113020640 B CN113020640 B CN 113020640B CN 202110149809 A CN202110149809 A CN 202110149809A CN 113020640 B CN113020640 B CN 113020640B
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- steel pipe
- positioning
- conveying plate
- conveying
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 121
- 239000010959 steel Substances 0.000 title claims abstract description 121
- 238000003754 machining Methods 0.000 title claims abstract description 15
- 230000000149 penetrating effect Effects 0.000 claims abstract description 18
- 230000008093 supporting effect Effects 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000003139 buffering effect Effects 0.000 claims description 5
- 230000006978 adaptation Effects 0.000 claims 1
- 238000007599 discharging Methods 0.000 abstract 1
- 230000033001 locomotion Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 5
- 235000017491 Bambusa tulda Nutrition 0.000 description 5
- 241001330002 Bambuseae Species 0.000 description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 5
- 239000011425 bamboo Substances 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 210000001061 forehead Anatomy 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/40—Expansion mandrels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The application discloses an auxiliary device for steel tube machining, and relates to the technical field of auxiliary devices for steel tube machining. The application comprises a clamping tool and a conveying plate which are arranged side by side, wherein the conveying plate is inclined downwards along the direction close to the clamping tool, two sides of the conveying plate are provided with side guard plates, the lower end of the conveying plate is provided with a through hole in a penetrating way, a first limiting rod capable of moving up and down is arranged in the through hole in a penetrating way, the conveying plate is also provided with a sliding groove in a penetrating way, a second limiting rod capable of moving up and down is arranged in the sliding groove in a penetrating way, the lower end of the second limiting rod is provided with a fixed box, the outer wall of the fixed box is provided with a power assembly for pushing the fixed box to move along the sliding groove direction, and a transfer assembly is further arranged between the clamping tool and the conveying plate. The steel pipe conveying and discharging device has the advantages that steel pipes with different pipe diameters can be conveyed and discharged, one steel pipe is discharged at a time, steel pipe conveying time is shortened, clamping and fixing time of adjacent steel pipes is shortened, and working efficiency is improved.
Description
Technical Field
The application relates to the technical field of auxiliary devices for steel tube machining, in particular to an auxiliary device for steel tube machining.
Background
In the existing steel pipe production process, further processing needs to be performed on a steel pipe blank, for example, boring needs to be performed on certain specific positions of the steel pipe, polishing needs to be performed on specific positions of the steel pipe, and the like. In the machining process, the steel pipe on the assembly line is often required to be transferred to a specific fixture for clamping, and after the last steel pipe is machined, the next steel pipe is clamped and fixed. However, in the prior art, the steel pipe is often carried manually, so that the labor intensity is high, the gap time for machining the steel pipe is long, and the working efficiency is low. The above disadvantages are more pronounced especially for steel pipes of greater mass.
Therefore, a plurality of steel pipe blanks are stacked together, one steel pipe is fed at a time in a predictable mode capable of effectively improving working efficiency, but when steel pipes with different pipe diameters are fed, one steel pipe can not be ensured each time, only the steel pipe with a specific pipe diameter can be processed, the application range is low, equipment with various specifications is required to be customized for the steel pipes with different pipe diameters, and the production cost is high.
Therefore, what is needed is an auxiliary device for steel tube machining, which can convey and discharge steel tubes with different tube diameters, ensure single discharge of one steel tube, reduce steel tube conveying time, shorten clamping and fixing time of adjacent steel tubes and improve working efficiency.
Disclosure of Invention
Aiming at the defects in the prior art, the application provides the auxiliary device for processing the steel pipes, which can convey and discharge steel pipes with different pipe diameters, ensure that one steel pipe is discharged at a time, reduce the steel pipe conveying time, shorten the clamping and fixing time of adjacent steel pipes and improve the working efficiency.
The application adopts the following technical scheme:
the auxiliary device for processing the steel pipe comprises a clamping tool and a conveying plate which are arranged side by side, wherein the conveying plate is inclined downwards along the direction close to the clamping tool, side guard plates are arranged on two sides of the conveying plate, a through hole is formed in the lower end of the conveying plate in a penetrating mode, a first limiting rod capable of moving up and down is arranged in the through hole in a penetrating mode, a sliding groove is formed in the conveying plate in a penetrating mode, a second limiting rod capable of moving up and down is arranged in the sliding groove in a penetrating mode, a fixing box is arranged at the lower end of the second limiting rod, a power assembly for pushing the fixing box to move along the sliding groove is arranged on the outer wall of the fixing box, a transfer assembly is further arranged between the clamping tool and the conveying plate, and the transfer assembly is arranged in a tilting mode and can transfer a steel pipe sliding on the conveying plate to the clamping tool.
As a further preferable mode, the application is characterized in that a plurality of through holes are arranged side by side, a first limiting rod is arranged in each through hole, the lower ends of all the first limiting rods are provided with connecting plates, the lower ends of the connecting plates are provided with first hydraulic cylinders, and the first hydraulic cylinders are arranged on the side walls of the side guard plates.
In the application, as a further preferable mode, a second hydraulic cylinder is arranged in the fixed box, a telescopic shaft of the second hydraulic cylinder is connected with a second limiting rod, and the second limiting rod penetrates through the outer wall of the upper end of the fixed box.
As a further preferable mode, the guide blocks are arranged on the outer walls of the two sides of the fixed box, guide grooves which are mutually matched with the guide blocks are formed in the inner side walls of the two side guard plates, the power assembly is an electric push rod, and the electric push rod is arranged on the side walls of the side guard plates.
The application is further preferable that the transfer assembly comprises a bearing plate, a third hydraulic cylinder and a fixing frame; the third pneumatic cylinder passes through the mount slope setting, and bearing board and third pneumatic cylinder interconnect, and the bearing board is buckled down and is formed the recess that is used for bearing steel pipe, is provided with the buffer unit that is used for the buffering to the steel pipe in the recess.
The application further preferably comprises a first positioning plate, a second positioning plate, a first buffer spring and a second buffer spring, wherein the first positioning plate is inclined downwards along the direction of the conveying plate pointing to the clamping tool, the second positioning plate is connected with the lower end of the first positioning plate, the planes of the first positioning plate and the second positioning plate are mutually perpendicular, the first buffer spring is positioned between the first positioning plate and the bearing plate, and the second buffer spring is positioned between the second positioning plate and the bearing plate.
According to the application, as a further preferable mode, the lower end of the second positioning plate is provided with the limiting block, and the first positioning plate is provided with the limiting groove which is mutually matched with the limiting block.
The application further preferably provides a clamping tool which comprises a workbench, a three-jaw chuck, an internal expansion assembly, a sliding table and a screw transmission system; the lower extreme of slip table passes through lead screw conventional system and installs on the workstation, and the subassembly that rises in sets up in the slip table upper end, and three jaw chuck installs on the workstation, and the subassembly that rises in and three jaw chuck set up in opposite directions.
The application is further preferable that the inner expansion assembly comprises a positioning cylinder, a connecting rod, a supporting plate, a mounting plate and a positioning column; the mounting panel is vertical to be set up in the slip table upper end, the one end and the mounting panel interconnect of a locating section of thick bamboo, the one end of reference column is located a locating section of thick bamboo, be connected with the handle behind the other end of reference column runs through the mounting panel, reference column and mounting panel are threaded connection, the axis of a locating section of thick bamboo coincides with the axis of reference column, the reference column overcoat is equipped with the jacking awl, a plurality of locating plates are the annular and distribute at a locating section of thick bamboo periphery, the one end and the locating plate interconnect of connecting rod, the lateral wall of a locating section of thick bamboo is run through to the other end of connecting rod, the jacking awl can be contacted with the connecting rod and force the connecting rod radially outwards to remove.
In the application, as a further preferable mode, the baffle is sleeved on the inner side section of the connecting rod, the connecting rod is sleeved with the reset spring, and the reset spring is positioned between the baffle and the inner side wall of the positioning cylinder.
The beneficial effects of the application are as follows:
1. the conveying plate is obliquely arranged along the direction close to the clamping tool, the steel pipes are sequentially paved on the conveying plate, and after the steel pipes at the lowest end are transferred, the steel pipes at the upper end of the conveying plate can be sequentially moved downwards. The bottom of the conveying plate is provided with a through hole and a chute in a penetrating way, and the through hole is positioned in front of the chute along the conveying direction. The first limiting rod can move up and down in the through hole to block the steel pipe, and the second limiting rod can move up and down in the sliding groove while moving back and forth, so that the blocking effect on the steel pipe is realized, and meanwhile, the distance between the first limiting rod and the second limiting rod is adjustable, so that the blocking effect on the steel pipes with different pipe diameters is realized. Namely, the first limiting rod and the second limiting rod are respectively positioned at two sides of the steel pipe with the forefront degree, the first limiting rod limits the first steel pipe, and the second limiting rod blocks the next steel pipe of the first steel pipe. When one steel pipe needs to be fed, the second limiting rod is kept motionless, the first limiting rod descends, the first limiting rod ascends after the feeding is finished, the second limiting rod descends, the steel pipes sequentially slide downwards, and one steel pipe can be fed at a time. And transferring the blanking steel pipe to a clamping tool for clamping through a transfer assembly.
2. Through setting up a plurality of through-holes to cooperate a plurality of first gag levers, when guaranteeing to block the steel pipe, avoid the steel pipe slope. All the first limiting rods are lifted simultaneously through the first hydraulic cylinders. The first hydraulic cylinder and the second hydraulic cylinder respectively control the first limiting rod and the second limiting rod, when the first limiting rod descends, the second limiting rod keeps motionless, namely, when the steel pipe at the lowest end is fed, the steel pipe positioned above is kept motionless, and one steel pipe is fed at a time. The second limiting rod can move along the direction of the sliding groove along the action of the fixed box on the electric push rod, namely, the second limiting rod is adapted to steel pipes with different pipe diameters.
3. The downward bending of the bearing plate forms a groove, when the steel pipe slides onto the bearing plate, the steel pipe is prevented from sliding out of the bearing plate, and the shape of the bearing plate is further optimized to be L-shaped. Through setting up buffer unit, when the steel pipe roll-off on the bearing board, first buffer spring and second buffer spring absorb the kinetic energy of steel pipe, avoid the steel pipe to take place rigid collision with the bearing board, influence steel pipe surface quality. When the steel pipe falls to the bearing plate, the steel pipe makes parabolic motion, and has a component force in the horizontal direction and the vertical direction, and the second locating plate can slide along the upper end surface of the first locating plate, so that the kinetic energy of the steel pipe is effectively absorbed. The lower extreme of second locating plate sets up the stopper, and the limit groove has been seted up to first locating plate, and stopper forehead cross-section shape is dovetail or T word groove, guarantees the stability of slip process.
4. The three chucks and the internal expansion assembly are respectively positioned at two sides of the steel pipe, the relative positions of the three-jaw chucks on the workbench are unchanged, and the internal expansion assembly can move towards a direction close to or far away from the three-jaw chucks under a screw rod transmission system. The three-jaw clamp can be fixedly provided with a frustum, the frustum is sleeved in the steel pipe, and the frustum is fixed through extrusion of the inner expansion assembly.
5. The tight board of supporting of internal expanding subassembly can be with the connecting rod contact at the back-and-forth movement in-process of reference column, and the diameter of jacking awl reduces along the direction of motion gradually, forms a jacking face promptly, extrudees the connecting rod along radial outside removal in the in-process that lasts the removal, realizes supporting the increase of the external diameter that tight board encloses and forms to the realization carries out internal expanding to the steel pipe of different pipe diameters and supports tightly, plays the effect to fix the steel pipe. The positioning column is in threaded connection with the mounting plate, namely when the positioning column is screwed into any position, the integration of the positioning column and the mounting plate is guaranteed, and the supporting effect of the jacking cone on the connecting rod is kept. By means of the return spring and the baffle, the abutting plates keep the inward movement trend when not affected by the jacking cone, namely the annular outer diameter formed by the encircling of all the abutting plates is kept to be minimum.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
FIG. 1 is a schematic top view of the present application;
FIG. 2 is a schematic front view of a transfer assembly and a transfer plate;
FIG. 3 is a schematic perspective view of a transfer plate and side shields;
FIG. 4 is a schematic top view of a clamping tool;
FIG. 5 is a schematic cross-sectional view of an inner expansion assembly;
in the drawings, a 1-conveying plate, a 101-through hole, a 102-sliding groove, a 2-clamping tool, a 201-three-jaw chuck, a 202-workbench, a 203-internal expanding assembly, a 2031-positioning cylinder, a 2032-abutting plate, a 2033-connecting rod, a 2034-positioning column, a 2035-mounting plate, a 2036-handle, a 204-sliding table, a 205-screw transmission system, a 3-transferring assembly, a 301-third hydraulic cylinder, a 302-fixing frame, a 303-bearing plate, a 4-side guard plate, a 5-first limiting rod, a 501-first hydraulic cylinder, a 6-second limiting rod, a 601-second hydraulic cylinder, a 7-fixing box, an 8-guiding groove, a 9-power assembly, a 10-buffering assembly, a 1001-first positioning plate, a 1002-second positioning plate, a 1003-first buffering spring, a 1004-second buffering spring, a 11-jacking cone, a 12-resetting spring and a 13-baffle plate.
Detailed Description
Embodiments of the technical scheme of the present application will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present application, and thus are merely examples, and are not intended to limit the scope of the present application.
It is noted that unless otherwise indicated, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs.
Example 1
The auxiliary device for processing the steel pipe comprises a clamping tool 2 and a conveying plate 1 which are arranged side by side, wherein the conveying plate 1 is inclined downwards along the direction close to the clamping tool 2, side guard plates 4 are arranged on two sides of the conveying plate 1, a through hole 101 is formed in the lower end of the conveying plate 1 in a penetrating mode, a first limiting rod 5 capable of moving up and down is arranged in the through hole 101 in a penetrating mode, a sliding groove 102 is formed in the conveying plate 1 in a penetrating mode, a second limiting rod 6 capable of moving up and down is arranged in the sliding groove 102 in a penetrating mode, a fixed box 7 is arranged at the lower end of the second limiting rod 6, a power assembly 9 used for pushing the fixed box 7 to move along the sliding groove 102 is arranged on the outer wall of the fixed box 7, a transfer assembly 3 is further arranged between the clamping tool 2 and the conveying plate 1, and the transfer assembly 3 is arranged in a tilting mode and can transfer a steel pipe sliding on the conveying plate 1 to the clamping tool 2.
After the technical scheme is adopted: the conveying plate 1 is obliquely arranged along the direction close to the clamping tool 2, steel pipes are sequentially paved on the conveying plate 1, and after the steel pipes at the lowest end are transferred, the steel pipes at the upper end of the conveying plate 1 can be sequentially moved downwards. The bottom of the conveying plate 1 is provided with a through hole 101 and a chute 102 in a penetrating way, and the through hole 101 is positioned in front of the chute 102 along the conveying direction. The first limiting rod 5 can move up and down in the through hole 101 to block the steel pipe, and the second limiting rod 6 can move up and down while moving back and forth in the chute 102, namely, the blocking effect on the steel pipe is realized, and meanwhile, the distance between the first limiting rod 5 and the second limiting rod 6 is adjustable to realize the blocking effect on the steel pipes with different pipe diameters. Namely, the first limiting rod 5 and the second limiting rod 6 are respectively positioned at two sides of the steel pipe with the forefront degree, the first limiting rod 5 limits the first steel pipe, and the second limiting rod 6 blocks the next steel pipe of the first steel pipe. When a steel pipe needs to be fed, the second limiting rod 6 is kept motionless, the first limiting rod 5 descends, the first steel pipe is fed, after the feeding is finished, the first limiting rod 5 ascends, the second limiting rod 6 descends, the steel pipe sequentially slides downwards, and one steel pipe can be fed once. And the blanking steel pipe is transferred to the clamping tool 2 for clamping through the transfer assembly 3.
Example 2
This example is further optimized on the basis of example 1 as follows: the through holes 101 are formed in parallel, a plurality of first limiting rods 5 are arranged in each through hole 101, connecting plates are arranged at the lower ends of all the first limiting rods 5, first hydraulic cylinders 501 are arranged at the lower ends of the connecting plates, and the first hydraulic cylinders 501 are arranged on the side walls of the side guard plates 4. The fixed box 7 is internally provided with a second hydraulic cylinder 601, a telescopic shaft of the second hydraulic cylinder 601 is connected with a second limiting rod 6, and the second limiting rod 6 penetrates through the outer wall of the upper end of the fixed box 7. Guide blocks are arranged on the outer walls of the two sides of the fixed box 7, guide grooves 8 mutually matched with the guide blocks are formed in the inner side walls of the two side guard plates 4, the power assembly 9 is an electric push rod, and the electric push rod is arranged on the side walls of the side guard plates 4.
After the technical scheme is adopted: through setting up a plurality of through-holes 101 to cooperate a plurality of first gag lever posts 5, when guaranteeing to block the steel pipe, avoid the steel pipe slope. All the first limit bars 5 are lifted and lowered simultaneously by the first hydraulic cylinders 501. The first hydraulic cylinder 501 and the second hydraulic cylinder 601 respectively control the first limiting rod 5 and the second limiting rod 6, so that when the first limiting rod 5 descends, the second limiting rod 6 keeps motionless, namely, when the steel pipe at the lowest end is fed, the steel pipe above is kept motionless, and one steel pipe is fed at a time. The second limiting rod 6 can move along the direction of the sliding groove 102 under the action of the electric push rod by following the fixed box 7, namely, steel pipes with different pipe diameters are adapted.
Example 3
This example is further optimized on the basis of example 1 as follows: the transfer assembly 3 comprises a carrier plate 303, a third hydraulic cylinder 301 and a fixed frame 302; the third hydraulic cylinder 301 is obliquely arranged through the fixing frame 302, the bearing plate 303 is connected with the third hydraulic cylinder 301, the bearing plate 303 is bent downwards to form a groove for bearing the steel pipe, and the buffer assembly 10 for buffering the steel pipe is arranged in the groove. The buffer assembly 10 comprises a first positioning plate 1001, a second positioning plate 1002, a first buffer spring 1003 and a second buffer spring 1004, wherein the first positioning plate 1001 is inclined downwards along the direction of the conveying plate 1 pointing to the clamping tool 2, the second positioning plate 1002 is connected with the lower end of the first positioning plate 1001, the planes of the first positioning plate 1001 and the second positioning plate 1002 are perpendicular to each other, the first buffer spring 1003 is located between the first positioning plate 1001 and the bearing plate 303, and the second buffer spring 1004 is located between the second positioning plate 1002 and the bearing plate 303. The lower extreme of second locating plate 1002 is provided with the stopper, and the spacing groove of mutually supporting with the stopper is seted up to first locating plate 1001.
After the technical scheme is adopted: the downward bending of the support plate 303 forms a groove, and when the steel pipe slides onto the support plate 303, the steel pipe is prevented from sliding out of the support plate 303, and further, the shape of the support plate 303 is preferably L-shaped. By arranging the buffer assembly 10, when the steel pipe slides onto the bearing plate 303, the first buffer spring 1003 and the second buffer spring 1004 absorb the kinetic energy of the steel pipe, so that the steel pipe and the bearing plate 303 are prevented from rigidly colliding, and the surface quality of the steel pipe is prevented from being influenced. As the steel pipe falls down to the supporting plate 303, it makes a parabolic motion, having a component force in a horizontal direction and a vertical direction, and the second positioning plate 1002 can slide along the upper end surface of the first positioning plate 1001, effectively absorbing the kinetic energy of the steel pipe. The lower extreme of second locating plate 1002 sets up the stopper, and limit groove has been seted up to first locating plate 1001, and stopper forehead cross-section shape is dovetail or T word groove, guarantees the stability of slip process.
Example 4
This example is further optimized on the basis of example 1 as follows:
the clamping tool 2 comprises a workbench 202, a three-jaw chuck 201, an internal expansion assembly 203, a sliding table 204 and a screw transmission system 205; the lower extreme of slip table 204 passes through lead screw conventional system and installs on workstation 202, and internal expansion subassembly 203 sets up in slip table 204 upper end, and three jaw chuck 201 installs on workstation 202, and internal expansion subassembly 203 and three jaw chuck 201 set up in opposite directions.
After the technical scheme is adopted: the three chucks and the internal expanding assembly 203 are respectively positioned at two sides of the steel pipe, the relative position of the three-jaw chuck 201 on the workbench 202 is unchanged, and the internal expanding assembly 203 can move towards or away from the three-jaw chuck 201 under a screw transmission system. The three-jaw clamp can be fixedly provided with a frustum, the frustum is sleeved in the steel pipe, and the frustum is fixed through extrusion of the inner expansion assembly 203.
Example 5
This example is further optimized on the basis of example 1 as follows: the inner expansion assembly 203 comprises a positioning cylinder 2031, a connecting rod 2033, a pressing plate 2032, a mounting plate 2035 and a positioning column 2034; the mounting plate 2035 is vertically arranged at the upper end of the sliding table 204, one end of the positioning cylinder 2031 is connected with the mounting plate 2035, one end of the positioning column 2034 is positioned in the positioning cylinder 2031, the other end of the positioning column 2034 penetrates through the mounting plate 2035 and then is connected with the handle 2036, the positioning column 2034 is in threaded connection with the mounting plate 2035, the axis of the positioning cylinder 2031 coincides with the axis of the positioning column 2034, the positioning column 2034 is sleeved with the jacking cone 11, a plurality of positioning plates are annularly distributed on the periphery of the positioning cylinder 2031, one end of the connecting rod 2033 is connected with the positioning plates, the other end of the connecting rod 2033 penetrates through the side wall of the positioning cylinder 2031, and the jacking cone 11 can be in contact with the connecting rod 2033 and force the connecting rod 2033 to move outwards in the radial direction. The inner side section of the connecting rod 2033 is sleeved with a baffle 13, the connecting rod 2033 is sleeved with a return spring 12, and the return spring 12 is positioned between the baffle 13 and the inner side wall of the positioning cylinder 2031.
After the technical scheme is adopted: the propping plate 2032 of the inner expansion assembly 203 can be contacted with the connecting rod 2033 in the forward and backward movement process of the positioning column 2034, the diameter of the jacking cone 11 is gradually reduced along the movement direction, namely, a jacking surface is formed, the connecting rod 2033 is extruded to move outwards along the radial direction in the continuous movement process, the increase of the outer diameter formed by encircling the propping plate 2032 is realized, the inner expansion propping of steel pipes with different pipe diameters is realized, and the effect of fixing the steel pipes is realized. The positioning column 2034 is in threaded connection with the mounting plate 2035, namely, when the positioning column 2034 is screwed into any position, the integration of the positioning column 2034 and the mounting plate 2035 is guaranteed, and the supporting effect of the jacking cone 11 on the connecting rod 2033 is kept. By the return spring 12 and the baffle 13, the abutting plate 2032 is kept to a tendency to move inwardly when not acted upon by the jacking cone 11, i.e. the annular outer diameter formed by the closure of all abutting plates 2032 is kept to a minimum.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the application, and are intended to be included within the scope of the appended claims and description.
Claims (6)
1. An auxiliary device for steel pipe machining, which is characterized in that: the steel pipe clamping device comprises a clamping tool and a conveying plate which are arranged side by side, wherein the conveying plate is inclined downwards along the direction close to the clamping tool, side guard plates are arranged on two sides of the conveying plate, a through hole is formed in the lower end of the conveying plate in a penetrating mode, a first limiting rod capable of moving up and down is arranged in the through hole in a penetrating mode, a sliding groove is formed in the conveying plate in a penetrating mode, a second limiting rod capable of moving up and down is arranged in the sliding groove in a penetrating mode, a fixed box is arranged at the lower end of the second limiting rod, a power assembly used for pushing the fixed box to move along the sliding groove is arranged on the outer wall of the fixed box, a transfer assembly is further arranged between the clamping tool and the conveying plate, and the transfer assembly is arranged in an inclined mode and can transfer a steel pipe sliding on the conveying plate to the clamping tool;
the transfer assembly comprises a bearing plate, a third hydraulic cylinder and a fixing frame; the third hydraulic cylinder is obliquely arranged through the fixing frame, the bearing plate is connected with the third hydraulic cylinder, the bearing plate is bent downwards to form a groove for bearing the steel pipe, and a buffer assembly for buffering the steel pipe is arranged in the groove;
the buffer assembly comprises a first positioning plate, a second positioning plate, a first buffer spring and a second buffer spring, wherein the first positioning plate is inclined downwards along the direction of the conveying plate pointing to the clamping tool, the second positioning plate is connected with the lower end of the first positioning plate, the planes of the first positioning plate and the second positioning plate are perpendicular to each other, the first buffer spring is positioned between the first positioning plate and the bearing plate, and the second buffer spring is positioned between the second positioning plate and the bearing plate;
the clamping tool comprises a workbench, a three-jaw chuck, an internal expansion assembly, a sliding table and a screw transmission system; the lower end of the sliding table is arranged on the workbench through a screw rod traditional system, the internal expansion assembly is arranged at the upper end of the sliding table, the three-jaw chuck is arranged on the workbench, and the internal expansion assembly and the three-jaw chuck are arranged in opposite directions;
the inner expansion assembly comprises a positioning cylinder, a connecting rod, a supporting plate, a mounting plate and a positioning column; the mounting plate is vertically arranged at the upper end of the sliding table, one end of the positioning cylinder is connected with the mounting plate, one end of the positioning column is positioned in the positioning cylinder, the other end of the positioning column penetrates through the mounting plate and then is connected with the handle, the positioning column is in threaded connection with the mounting plate, the axis of the positioning cylinder is coincident with the axis of the positioning column, the positioning column is sleeved with a jacking cone, a plurality of positioning plates are annularly distributed on the periphery of the positioning cylinder, one end of the connecting rod is connected with the positioning plates, the other end of the connecting rod penetrates through the side wall of the positioning cylinder, and the jacking cone can be in contact with the connecting rod and force the connecting rod to move outwards in the radial direction.
2. An auxiliary device for steel pipe machining according to claim 1, wherein: the through holes are formed in a plurality of side by side, first limiting rods are arranged in each through hole, connecting plates are arranged at the lower ends of all the first limiting rods, first hydraulic cylinders are arranged at the lower ends of the connecting plates, and the first hydraulic cylinders are arranged on the side walls of the side guard plates.
3. An auxiliary device for steel pipe machining according to claim 1, wherein: the fixed incasement is provided with the second pneumatic cylinder, the telescopic shaft and the second gag lever post interconnect of second pneumatic cylinder, the second gag lever post runs through fixed case upper end outer wall.
4. An auxiliary device for steel pipe machining according to claim 1, wherein: guide blocks are arranged on the outer walls of the two sides of the fixed box, guide grooves which are mutually matched with the guide blocks are formed in the inner side walls of the two side guard plates, the power assembly is an electric push rod, and the electric push rod is arranged on the side walls of the side guard plates.
5. An auxiliary device for steel pipe machining according to claim 1, wherein: the lower extreme of second locating plate is provided with the stopper, the spacing groove with stopper looks adaptation is seted up to first locating plate.
6. An auxiliary device for steel pipe machining according to claim 1, wherein: the inner side section of the connecting rod is sleeved with a baffle, the connecting rod is sleeved with a return spring, and the return spring is positioned between the baffle and the inner side wall of the positioning cylinder.
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| CN202110149809.0A CN113020640B (en) | 2021-02-03 | 2021-02-03 | Auxiliary device for steel pipe machining |
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| CN202110149809.0A CN113020640B (en) | 2021-02-03 | 2021-02-03 | Auxiliary device for steel pipe machining |
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| CN113020640B true CN113020640B (en) | 2023-11-07 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113442012B (en) * | 2021-08-31 | 2021-12-17 | 江苏众力合创精密机械科技有限公司 | Precision grinding device for glass steel tube production and processing |
| CN113814830B (en) * | 2021-09-24 | 2022-12-13 | 安徽昱工激光技术有限公司 | Grinding device for welding position of wear-resistant roller |
| CN114054569B (en) * | 2022-01-17 | 2022-04-15 | 小洋电源股份有限公司 | Stamping equipment suitable for storage battery pole column |
| CN115351591B (en) * | 2022-08-24 | 2024-04-26 | 常熟市金华机械股份有限公司 | Processing device of output shaft |
| CN115570354A (en) * | 2022-11-14 | 2023-01-06 | 成都锐来宝科技有限公司 | A loading attachment for cotton picker spindle head |
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