CN203426806U - Small-caliber steel pipe inner wall finishing machine and grinding head - Google Patents
Small-caliber steel pipe inner wall finishing machine and grinding head Download PDFInfo
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- CN203426806U CN203426806U CN201320475628.8U CN201320475628U CN203426806U CN 203426806 U CN203426806 U CN 203426806U CN 201320475628 U CN201320475628 U CN 201320475628U CN 203426806 U CN203426806 U CN 203426806U
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Abstract
The utility model discloses mechanical processing equipment, in particular to a small-caliber steel pipe inner wall finishing machine. The utility model provides the small-caliber steel pipe inner wall finishing machine capable of realizing self adaption to the small-caliber steel pipe inner wall error change. A grinding head assembly with a grinding support block, an inclined surface matching structure and a spring is adopted, so the transverse acting force generated by the spring can be converted into grinding support block ascending and transverse acting force under the matched effect of a main inclined surface and a matched inclined surface, the grinding support block upwards moves, when the small-caliber steel pipe inner wall is processed, the grinding support block can naturally do upward and downward movement along with the steel pipe inner wall pipe caliber errors and the out-of-roundness errors, and the grinding radius of a grinding belt sheathed on the grinding support block is changed along with the steel pipe inner wall error change, i.e., the spring can provide the sufficient grinding external force for the grinding belt through the grinding support block, so the self adaption processing of the small-caliber steel pipe can be realized.
Description
Technical field
The utility model relates to a kind of machining equipment, especially a kind of caliber pipe inwall finishing machine; In addition, the utility model also relates to a kind of machine tools, especially a kind of caliber pipe inwall finishing bistrique.
Background technology
In the production process of high-quality small-caliber steel pipe (especially high alloy steel pipe), normal extruding, hot rolling, the cold-rolling production process of adopting reached QC, but often because the inner wall surface defect producing after above-mentioned operation makes the yield rate of steel pipe low, scrappage is high, and the production cost of this high-quality steel pipe is high, directly scraps and greatly reduce the performance of enterprises.Can this high-quality small-caliber steel pipe remove the inner wall defect after extruding, hot rolling, cold rolling process, determined the output of this steel pipe, and the benefit of this steel pipe.For this high-quality small-caliber steel pipe finishing procedure, all there is no good solution at present, large-diameter pipe can adopt deep hole boring, and the method that medium caliber pipe has generally adopted a motor to drive an emery wheel to carry out grinding by an axle is now carried out finishing.For small-bore pipe, cannot carry out finishing processing at present.
Extruding, hot rolling, the small-caliber steel pipe after cold rolling, itself has, linearity poor (3mm/m), deviation from circular from is large (3mm) very, and general machining (boring, turning) is difficult to realize.If adopt the mode finishing caliber pipe inwall that adopts now grinding, because the axle of the little abrasive grinding wheel of steel pipe bore is also little, the intensity of axle large emery wheel of amount of deflection in slightly long small-bore pipe is easily beated, and cannot the required external force of additional grinding, only the deadweight by power transmission shaft produces a grinding external force, can only reach the effect of polishing inwall, for the removal of steel pipe inner wall defect, there is no effect.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of caliber pipe inwall finishing machine of self adaptation caliber pipe inwall error change.
The utility model solves the caliber pipe inwall finishing machine that its technical problem adopts, comprise clamping device, grinding head assembly and main frame, described grinding head assembly is arranged on main frame, described clamping device is mutually corresponding with the installation site of described grinding head assembly, described grinding head assembly comprises main shaft, two stop cover, grinding back-up block, inclined-plane fit structure and spring, on described main shaft, be provided with the installation end being connected with described main frame, described grinding back-up block is arranged on also can be along the axial and radial motion of main shaft on main shaft, described in two, stop that cover is arranged on respectively on the two ends of main shaft and in two ends of described grinding back-up block are set in, described spring fitting is in the end of described grinding back-up block and stop between cover bottom, between described grinding back-up block and main shaft, by inclined-plane fit structure, cooperatively interact, described inclined-plane fit structure comprises projection and groove, in described projection, be provided with main inclined plane, in described groove, be provided with cooperation inclined-plane, consistent and the mutual corresponding matching of incline direction on described main inclined plane and cooperation inclined-plane, described main inclined plane and cooperation inclined-plane are adjacent to mutually by the pretightning force of spring.
Further, the direction that described main inclined plane tilts is from low to high the installation end of described main shaft dorsad.
Be further, described grinding head assembly also comprises supplemental support piece and secondary spring, described supplemental support piece is arranged on also can be along the axial and radial motion of main shaft on main shaft, the two ends of described supplemental support piece are set in and stop in cover, described secondary spring is arranged on the end of described supplemental support piece and stops between cover bottom, between described grinding back-up block and main shaft, by auxiliary inclined-plane fit structure, cooperatively interact, the structure of described auxiliary inclined-plane fit structure and inclined-plane fit structure is identical but incline direction is contrary, the width of described supplemental support piece is less than the width of described grinding back-up block, the pretightning force direction of described secondary spring and the pretightning force opposite direction of described spring.
Be further, on described main shaft, be provided with relative cone projection, on described grinding back-up block and supplemental support piece, be provided with trapezoidal groove, the trapezoidal groove cooperation of described grinding back-up block is arranged in relative cone projection and forms inclined-plane fit structure, and the trapezoidal groove cooperation of described supplemental support piece is arranged in relative cone projection and forms and assist inclined-plane fit structure.
Be further, described grinding head assembly also comprises sleeve and nut, described sleeve is provided with two two ends that are also movably set in respectively main shaft, described sleeve is near stopping that one end of cover arranges support column, described support column contacts with secondary spring with described spring through the bottom of described sleeve, and described sleeve stops that one end of cover is provided with end face tooth structure dorsad.
Be further, described main frame comprises frame, slide plate, back shaft, power part and servomotor, described back shaft is arranged on slide plate and can rotates along back shaft axis, described slide plate is arranged on also can be along back shaft axial-movement in frame, described servomotor coordinates with slide plate transmission, described power part drives back shaft to rotate, and described grinding head assembly is coaxially arranged on back shaft.
Further, described clamping device comprises middle clamping part, support and power set, and described clamping part is rack-mount and can axial-rotation, and described clamping part coordinates with described power set transmission.
Further, described clamping part comprises quill and the chuck of hollow, the axis of described chuck and the dead in line of quill.
Further, also comprise roller-way feed arrangement, described roller-way feed arrangement comprises roller bed frame and roller, and described roller is arranged in roller bed frame by row, and described roller is mutually corresponding with the position of described clamping device.
Further, described roller-way feed arrangement also comprises power source, and described power source coordinates with described roller transmission.
Further, described roller-way feed arrangement also comprises lift cylinder, and described roller bed frame is four bar linkages, and described lift cylinder is connected to control the elevating movement of roller bed frame with described roller bed frame.
Further, described roller-way feed arrangement also comprises adjusting device, and described adjusting device comprises that two are adjusted axle, and described adjustment axle is arranged on respectively the both sides of roller bed frame and can moves along the width of roller bed frame.
Further, also comprise stock shelf and discharge rack, described stock shelf and discharge rack are separately positioned on the both sides of roller-way feed arrangement, and Kick-out hook is all installed on described stock shelf and discharge rack.
Another technical problem that will solve of the utility model is to provide a kind of caliber pipe inwall finishing bistrique of self adaptation caliber pipe inwall error change.
The utility model also provides a kind of caliber pipe inwall finishing bistrique, comprise main shaft, two stop cover, grinding back-up block, inclined-plane fit structure and spring, on described main shaft, be provided with the installation end being connected with described main frame, described grinding back-up block is arranged on also can be along the axial and radial motion of main shaft on main shaft, described in two, stop that cover is arranged on respectively on the two ends of main shaft and in two ends of described grinding back-up block are set in, described spring fitting is in the end of described grinding back-up block and stop between cover bottom, between described grinding back-up block and main shaft, by inclined-plane fit structure, cooperatively interact, described inclined-plane fit structure comprises projection and groove, in described projection, be provided with main inclined plane, in described groove, be provided with cooperation inclined-plane, consistent and the mutual corresponding matching of incline direction on described main inclined plane and cooperation inclined-plane, described main inclined plane and cooperation inclined-plane are adjacent to mutually by the pretightning force of spring.
Further, the direction that described main inclined plane tilts is from low to high the installation end of described main shaft dorsad.
Be further, also comprise supplemental support piece and secondary spring, described supplemental support piece is arranged on also can be along the axial and radial motion of main shaft on main shaft, the two ends of described supplemental support piece are set in and stop in cover, described secondary spring is arranged on the end of described supplemental support piece and stops between cover bottom, between described grinding back-up block and main shaft, by auxiliary inclined-plane fit structure, cooperatively interact, the structure of described auxiliary inclined-plane fit structure and inclined-plane fit structure is identical but incline direction is contrary, the width of described supplemental support piece is less than the width of described grinding back-up block, the pretightning force direction of described secondary spring and the pretightning force opposite direction of described spring.
Be further, on described main shaft, be provided with relative cone projection, on described grinding back-up block and supplemental support piece, be provided with trapezoidal groove, the trapezoidal groove cooperation of described grinding back-up block is arranged in relative cone projection and forms inclined-plane fit structure, and the trapezoidal groove cooperation of described supplemental support piece is arranged in relative cone projection and forms and assist inclined-plane fit structure.
Be further, also comprise sleeve and nut, described sleeve is provided with two two ends that are also movably set in respectively main shaft, described sleeve is near stopping that one end of cover arranges support column, described support column contacts with secondary spring with described spring through the bottom of described sleeve, and described sleeve stops that one end of cover is provided with end face tooth structure dorsad.
The beneficial effects of the utility model are: owing to having adopted band grinding back-up block, the grinding head assembly of inclined-plane fit structure and spring, therefore the horizontal force that spring produces will be converted into grinding back-up block and rise and horizontal active force under the cooperation on main inclined plane and cooperation inclined-plane, make the upper motion mutually of grinding back-up block, this is when processing caliber pipe inwall, grinding back-up block just can be naturally along with steel pipe inner wall caliber error and out-of-roundness error and move up and down, the grinding radius that makes to be set in the abrasive band on grinding back-up block changes along with steel pipe inner wall error change, be that spring can provide enough grinding external force for abrasive band by grinding back-up block, thereby realized adaptive machining small-caliber steel pipe.Grinding head assembly can also increase supplemental support piece and secondary spring, the width of supplemental support piece is less than grinding back-up block, its responsible supplemental support abrasive band, and not for abrasive band provides grinding external force, after automatically moving downward after grinding back-up block diminishes due to steel pipe caliber, supplemental support piece can support the abrasive band of round casing by ascending branch, thereby avoids abrasive band loosening.
Accompanying drawing explanation
Fig. 1 is top view of the present utility model;
Fig. 2 is the schematic diagram of grinding head assembly;
Parts, position and numbering in figure: main frame 1, grinding head assembly 2, clamping device 3, roller-way feed arrangement 4, stock shelf 5, discharge rack 6, frame 11, slide plate 12, back shaft 13, servomotor 14, main shaft 21, stop cover 22, grinding back-up block 23, spring 24, supplemental support piece 25, secondary spring 26, relative cone projection 27, trapezoidal groove 28, sleeve 29, roller 41, roller bed frame 42, adjusting device 43.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, the utility model comprises clamping device 3, grinding head assembly 2 and main frame 1, described grinding head assembly 2 is arranged on main frame 1, described clamping device 3 is mutually corresponding with the installation site of described grinding head assembly 2, described grinding head assembly 2 comprises main shaft 21, two stop cover 22, grinding back-up block 23, inclined-plane fit structure and spring 24, on described main shaft 21, be provided with the installation end being connected with described main frame 1, described grinding back-up block 23 is arranged on also can be along the axial and radial motion of main shaft 21 on main shaft 21, described in two, stop that cover 22 is arranged on respectively on the two ends of main shaft 21 and in two ends of described grinding back-up block 23 are set in, described spring 24 is arranged on the end of described grinding back-up block 23 and stops between cover 22 bottoms, between described grinding back-up block 23 and main shaft 21, by inclined-plane fit structure, cooperatively interact, described inclined-plane fit structure comprises projection and groove, in described projection, be provided with main inclined plane, in described groove, be provided with cooperation inclined-plane, consistent and the mutual corresponding matching of incline direction on described main inclined plane and cooperation inclined-plane, described main inclined plane and cooperation inclined-plane are adjacent to mutually by the pretightning force of spring 24.Clamping device 3 is in order to clamp small-caliber steel pipe to be processed, can be for fixed or rotary, and can make man-hour small-caliber steel pipe fix or rotate adding.Main frame 1 is mainly to be installed grinding head assembly 2 and provides power for grinding head assembly 2.The inclined-plane fit structure of grinding head assembly 2 is arranged on grinding back-up block 23 and main shaft 21, and the situation shown in Fig. 2 is, projection is arranged on main shaft 21, and groove is arranged on grinding back-up block 23; Certainly also can arrange conversely, groove is arranged on main shaft 21, and projection is arranged on grinding back-up block 23.Grinding back-up block 23 is arranged on main shaft 21 and can the gathering sill of arranging vertically can be set on main shaft 21 along the axial and radial motion of main shaft 21, and grinding back-up block 23 is arranged in gathering sill and can be realized.In stopping that cover 22 is set in two ends of described grinding back-up block 23, but grinding back-up block 23 is in the axial of main shaft 21 and radially still leave certain movement surplus, stop that between cover 22 and two ends of grinding back-up block 23 be loose fit, stop that overlapping 22 plays a spacing effect and fixing grinding back-up block 23 not.Under the pretightning force effect at spring 24, promote 23 motions of grinding back-up block, make main inclined plane and coordinate inclined-plane to be adjacent to, the power of level makes grinding back-up block 23 move upward along inclined-plane like this, and grinding back-up block 23 just reaches maximum with respect to the radial displacement of main shaft 21.When processing caliber pipe inwall, on grinding back-up block 23, put abrasive band, abrasive band adopts columnar, now the abrasive band at grinding back-up block 23 places has just formed grinding points, and grinding back-up block 23 arranges three conventionally, and grinding back-up block 23 quantity should be determined according to cost of manufacture and processing caliber certainly, this sentences three for example, other quantity is also principle like this, and the grinding points of three grinding back-up block 23 compositions is uniform on inner periphery, and this structure can adapt to the variation of ips circularity automatically; Simultaneously, the inclined-plane fit structure that the axial force being provided by spring 24 consists of grinding back-up block 23 and main shaft 21 inclined-planes changes axial force into grinding required radial load, be applied to tube wall, when ips becomes large, spring makes grinding back-up block 23 to outer displacement, automatically become the grinding external diameter in large abrasive band, to adapt to the variation of caliber; When ips diminishes, pipe compression grinding back-up block 23, shrinks spring 24, thereby makes grinding back-up block 23 to intrinsic displacement, the grinding external diameter in the abrasive band that automatically diminishes.So, to gradually axially deeply in processing of pipe, the utility model can self adaptation ips error change, larger in caliber smaller part grinding radial load, less in caliber larger part grinding radial load, like this can well finishing tube wall.
Concrete, as shown in Figure 2, the direction that described main inclined plane tilts is from low to high the installation end of described main shaft 21 dorsad.Be main inclined plane upward slope direction with add that to enter the direction of pipe man-hour identical, coordinate the inclined-plane should be consistent with main inclined plane.The benefit arranging is like this: the diameter of pipe is the maximum grinding radius that is less than grinding head assembly 2, therefore grinding head assembly 2 is when being deep into pipe gradually, not only the variation of caliber can give grinding back-up block 23 vertical, the frictional force of tube wall is returned and is given grinding back-up block 23 axial active force, when caliber diminishes, vertical makes grinding back-up block 23 move to direction of fall, frictional force also makes grinding back-up block 23 move relatively backward, adopting this to arrange can make two kinds of motions cooperatively interact, and can not resist, the processing effect arranging is like this good, make the grinding radius change of grinding head assembly 2 sensitiveer.
In order to make abrasive band not loosening when grinding external diameter diminishes, as shown in Figure 2, described grinding head assembly 2 also comprises supplemental support piece 25 and secondary spring 26, described supplemental support piece 25 is arranged on also can be along the axial and radial motion of main shaft 21 on main shaft 21, the two ends of described supplemental support piece 25 are set in and stop in cover 22, described secondary spring 26 is arranged on the end of described supplemental support piece 25 and stops between cover 22 bottoms, between described grinding back-up block 23 and main shaft 21, by auxiliary inclined-plane fit structure, cooperatively interact, the structure of described auxiliary inclined-plane fit structure and inclined-plane fit structure is identical but incline direction is contrary, the width of described supplemental support piece 25 is less than the width of described grinding back-up block 23, the pretightning force direction of described secondary spring 26 and the pretightning force opposite direction of described spring 24.Supplemental support piece 25 has identical structure with grinding back-up block 23, but because the width of supplemental support piece 25 is less than the width of grinding back-up block 23, therefore supplemental support piece 25 can be for abrasive band provides grinding radial support, and namely the abrasive band at supplemental support piece 25 places is not grinding points.Three the grinding back-up blocks 23 of take are equally example, and abrasive band is supported for a triangle by three grinding back-up blocks 23, but after adding supplemental support piece 25, abrasive band has been become polygon, but still only have three grinding points.The effect of supplemental support piece 25 is mainly not loosening when grinding external diameter diminishes in order to prevent abrasive band, concrete principle is as follows: because the structure of auxiliary inclined-plane fit structure and inclined-plane fit structure is identical but incline direction is contrary, the pretightning force direction of secondary spring 26 and the pretightning force opposite direction of described spring 24, therefore when the 23 outward radial motion of grinding back-up block, can tighten abrasive band, abrasive band tighten and act on and supplemental support piece 25 on, make the inside radial motion of supplemental support piece 25, compress secondary spring 26; And be subject to caliber compression once grinding back-up block 23, and abrasive band fluffs, and secondary spring 26 is able to resilience, makes, and supplemental support piece 25 moves along upward slope direction, thus abrasive band is supported in outward radial motion, avoids abrasive band loosening.
Concrete, as shown in Figure 2, on described main shaft 21, be provided with relative cone projection 27, relative cone projection 27 is shape shown in Fig. 2, by two cones, hold setting bonded to each other symmetrically and greatly and form, on described grinding back-up block 23 and supplemental support piece 25, be provided with trapezoidal groove 28, trapezoidal groove 28 cooperations of described grinding back-up block 23 are arranged in relative cone projection 27 and form inclined-plane fit structure, and trapezoidal groove 28 cooperations of described supplemental support piece 25 are arranged in relative cone projection 27 and form and assist inclined-plane fit structure.Adopt relative cone projection 27 can meet the use of grinding back-up block 23 and supplemental support piece 25 simultaneously.Auxiliary inclined-plane fit structure is just in time contrary with the direction of inclined-plane fit structure, as shown in Figure 2.
For the ease of dismounting abrasive band, as shown in Figure 2, described grinding head assembly 2 also comprises sleeve 29 and nut, described sleeve 29 is provided with two two ends that are also movably set in respectively main shaft 21, described sleeve 29 arranges support column near the one end that stops cover 22, described support column contacts with secondary spring 26 with described spring 24 through the bottom of described sleeve 29, and described sleeve 29 stops that one end of cover 22 is provided with end face tooth structure dorsad.Now, spring 24 and secondary spring 26 just rely on sleeve 29 to carry out pretension, when changing abrasive band, when end face tooth structure rotates an angle in the other direction on circumference, regain axial space, sleeve 29 is to after-contraction, and spring force disappears, unclamp in abrasive band, now can easily abrasive band be unloaded from grinding head assembly, change behind new abrasive band, only end-tooth tooth need be rotated on circumference to an angle, produce one section of axial displacement and make sleeve 29 holddown springs by abrasive band tensioning, carry out next step grinding.
Concrete, as shown in Figure 1, described main frame 1 comprises frame 11, slide plate 12, back shaft 13, power part and servomotor 14, described back shaft 13 is arranged on slide plate 12 and can rotates along back shaft 13 axis, described slide plate 12 is arranged on also can be along back shaft 13 axial-movements in frame 11, described servomotor 14 coordinates with slide plate 12 transmissions, and described power part drives back shaft 13 to rotate, and described grinding head assembly 2 is coaxially arranged on back shaft 13.Frame 11 consists of high strength steel, and reliability and the persistence of installation code rolling guide assurance work on it, longitudinally install slide plate 12 in the above and move required screw mandrel.Slide plate 12 moving guide rails adopt rolling guide, bear gravity and the power of tumbling.This guide rail pattern, on the one hand when carrying out slow cutting because the poor I of static and dynamic friction coefficient is not creeped to guarantee motion, thereby improve the quality of cutting.On slide plate 12, be provided with and produce mobile servomotor 14, be furnished with high-precision travelling gear, improve the reliability of cutting.Power part drives a high accuracy reductor to match to meet the required moment of torsion of cutting by variable-frequency motor.Electric Machine Control adopts VFC, to guarantee regulating easily required speed when cutting, guarantees crudy.Thereby raising working (machining) efficiency.Back shaft 13 is mainly comprised of high-intensity power transmission shaft and main shaft supporting mechanism two parts, is adding man-hour, can automatically adapt to along the axis of steel pipe inner wall bending it and change, by transmission of power to grinding head assembly.
In order to realize automatic feed and discharging, as shown in Figure 1, also comprise roller-way feed arrangement 4, described roller-way feed arrangement 4 comprises roller bed frame 42 and roller 41, described roller 41 is arranged in roller bed frame 42 by row, and described roller 41 is mutually corresponding with the position of described clamping device 3.Described roller-way feed arrangement 4 also comprises power source, and described power source coordinates with described roller 41 transmissions.Described roller-way feed arrangement 4 also comprises lift cylinder, and described roller bed frame 42 is four bar linkages, and described lift cylinder is connected to control the elevating movement of roller bed frame 42 with described roller bed frame 42.Described roller-way feed arrangement 4 also comprises adjusting device 43, described adjusting device 43 comprises that two are adjusted axle, described adjustment axle is arranged on respectively the both sides of roller bed frame 42 and can moves along the width of roller bed frame 42, and the spacing of two adjustment axles can adapt to the diameter of pipe.Roller-way feed arrangement 4, by a whole roller bed frame 42, many group rollers 41 are installed on it, every group of roller 41 is self-powered, by roller 41, rotate, the steel pipe of processing is transported to the machining position of rotary head and by the steel pipe processing from delivering to the station of discharging in rotary head, by discharging hook, pull out on discharge rack.Roller bed frame 42 can move up and down in overall, and it is four bar linkages, with cylinder, is used as power, and completes the elevating movement of roller bed frame.
Concrete, as shown in Figure 1, described clamping device 3 comprises middle clamping part, support and power set, and described clamping part is rack-mount and can axial-rotation, and described clamping part coordinates with described power set transmission.Described clamping part comprises quill and the chuck of hollow, the axis of described chuck and the dead in line of quill.Said structure completes the steel pipe axial location being transported by roller-way and the function that drives steel pipe rotary.Before steel pipe processing, chuck is opened automatically, and positioner is at working position, roller-way completes location when steel pipe is transported to positioner, chuck is by steel pipe Automatic-clamping, and the motor and speed reducer structure carrying by rotary head drives quill to rotate, and completes the rotation of steel pipe by chuck.
For the ease of material loading and discharging, as shown in Figure 1, also comprise stock shelf 5 and discharge rack 6, described stock shelf 5 and discharge rack 6 are separately positioned on the both sides of roller-way feed arrangement 4, on described stock shelf 5 and discharge rack 6, Kick-out hook are all installed.Utilizing Kick-out hook steel pipe can be put into roller-way feed arrangement 4 or by steel pipe transfers to from roller-way feed arrangement 4.
Claims (18)
1. caliber pipe inwall finishing machine, comprise clamping device (3), grinding head assembly (2) and main frame (1), described grinding head assembly (2) is arranged on main frame (1), described clamping device (3) is mutually corresponding with the installation site of described grinding head assembly (2), it is characterized in that: described grinding head assembly (2) comprises main shaft (21), two stop cover (22), grinding back-up block (23), inclined-plane fit structure and spring (24), on described main shaft (21), be provided with the installation end being connected with described main frame (1), described grinding back-up block (23) is arranged on main shaft (21) above and can be along the axial and radial motion of main shaft (21), described in two, stop that cover (22) is arranged on respectively on the two ends of main shaft (21) and in two ends of described grinding back-up block (23) are set in, described spring (24) is arranged on the end of described grinding back-up block (23) and stops between cover (22) bottom, between described grinding back-up block (23) and main shaft (21), by inclined-plane fit structure, cooperatively interact, described inclined-plane fit structure comprises projection and groove, in described projection, be provided with main inclined plane, in described groove, be provided with cooperation inclined-plane, consistent and the mutual corresponding matching of incline direction on described main inclined plane and cooperation inclined-plane, described main inclined plane and cooperation inclined-plane are adjacent to mutually by the pretightning force of spring (24).
2. caliber pipe inwall finishing machine as claimed in claim 1, is characterized in that: the direction that described main inclined plane tilts is from low to high the installation end of described main shaft (21) dorsad.
3. caliber pipe inwall finishing machine as claimed in claim 1, it is characterized in that: described grinding head assembly (2) also comprises supplemental support piece (25) and secondary spring (26), described supplemental support piece (25) is arranged on main shaft (21) above and can be along the axial and radial motion of main shaft (21), the two ends of described supplemental support piece (25) are set in and stop in cover (22), described secondary spring (26) is arranged on the end of described supplemental support piece (25) and stops between cover (22) bottom, between described grinding back-up block (23) and main shaft (21), by auxiliary inclined-plane fit structure, cooperatively interact, the structure of described auxiliary inclined-plane fit structure and inclined-plane fit structure is identical but incline direction is contrary, the width of described supplemental support piece (25) is less than the width of described grinding back-up block (23), the pretightning force opposite direction of the pretightning force direction of described secondary spring (26) and described spring (24).
4. caliber pipe inwall finishing machine as claimed in claim 3, it is characterized in that: on described main shaft (21), be provided with relative cone projection (27), on described grinding back-up block (23) and supplemental support piece (25), be provided with trapezoidal groove (28), trapezoidal groove (28) cooperation of described grinding back-up block (23) is arranged on the upper inclined-plane fit structure that forms of relative cone projection (27), and trapezoidal groove (28) cooperation of described supplemental support piece (25) is arranged on the upper auxiliary inclined-plane fit structure that forms of relative cone protruding (27).
5. caliber pipe inwall finishing machine as claimed in claim 3, it is characterized in that: described grinding head assembly (2) also comprises sleeve (29) and nut, described sleeve (29) is provided with two two ends that are also movably set in respectively main shaft (21), described sleeve (29) is near stopping that one end of cover (22) arranges support column, described support column contacts with secondary spring (26) with described spring (24) through the bottom of described sleeve (29), and described sleeve (29) stops that one end of cover (22) is provided with end face tooth structure dorsad.
6. caliber pipe inwall finishing machine as claimed in claim 1, it is characterized in that: described main frame (1) comprises frame (11), slide plate (12), back shaft (13), power part and servomotor (14), described back shaft (13) is arranged on slide plate (12) above and can rotates along back shaft (13) axis, described slide plate (12) is arranged on frame (11) above and can be along back shaft (13) axial-movement, described servomotor (14) coordinates with slide plate (12) transmission, described power part drives back shaft (13) to rotate, described grinding head assembly (2) is coaxially arranged on back shaft (13).
7. caliber pipe inwall finishing machine as claimed in claim 1, it is characterized in that: described clamping device (3) comprises middle clamping part, support and power set, described clamping part is rack-mount and can axial-rotation, and described clamping part coordinates with described power set transmission.
8. caliber pipe inwall finishing machine as claimed in claim 7, is characterized in that: described clamping part comprises quill and the chuck of hollow the axis of described chuck and the dead in line of quill.
9. caliber pipe inwall finishing machine as claimed in claim 1, it is characterized in that: also comprise roller-way feed arrangement (4), described roller-way feed arrangement (4) comprises roller bed frame (42) and roller (41), it is upper that described roller (41) is arranged on roller bed frame (42) by row, and described roller (41) is mutually corresponding with the position of described clamping device (3).
10. caliber pipe inwall finishing machine as claimed in claim 9, is characterized in that: described roller-way feed arrangement (4) also comprises power source, and described power source coordinates with described roller (41) transmission.
11. caliber pipe inwall finishing machines as claimed in claim 9, it is characterized in that: described roller-way feed arrangement (4) also comprises lift cylinder, described roller bed frame (42) is four bar linkages, and described lift cylinder is connected to control the elevating movement of roller bed frame (42) with described roller bed frame (42).
12. caliber pipe inwall finishing machines as claimed in claim 9, it is characterized in that: described roller-way feed arrangement (4) also comprises adjusting device (43), described adjusting device (43) comprises that two are adjusted axle, and described adjustment axle is arranged on respectively the both sides of roller bed frame (42) and can moves along the width of roller bed frame (42).
Caliber pipe inwall finishing machine as described in 13. claims as arbitrary in claim 1 to 12, it is characterized in that: also comprise stock shelf (5) and discharge rack (6), described stock shelf (5) and discharge rack (6) are separately positioned on the both sides of roller-way feed arrangement (4), on described stock shelf (5) and discharge rack (6), Kick-out hook are all installed.
14. caliber pipe inwall finishing bistriques, it is characterized in that: comprise main shaft (21), two stop cover (22), grinding back-up block (23), inclined-plane fit structure and spring (24), on described main shaft (21), be provided with the installation end being connected with described main frame (1), described grinding back-up block (23) is arranged on main shaft (21) above and can be along the axial and radial motion of main shaft (21), described in two, stop that cover (22) is arranged on respectively on the two ends of main shaft (21) and in two ends of described grinding back-up block (23) are set in, described spring (24) is arranged on the end of described grinding back-up block (23) and stops between cover (22) bottom, between described grinding back-up block (23) and main shaft (21), by inclined-plane fit structure, cooperatively interact, described inclined-plane fit structure comprises projection and groove, in described projection, be provided with main inclined plane, in described groove, be provided with cooperation inclined-plane, consistent and the mutual corresponding matching of incline direction on described main inclined plane and cooperation inclined-plane, described main inclined plane and cooperation inclined-plane are adjacent to mutually by the pretightning force of spring (24).
15. caliber pipe inwall finishing bistriques as claimed in claim 14, is characterized in that: the direction that described main inclined plane tilts is from low to high the installation end of described main shaft (21) dorsad.
16. caliber pipe inwall finishing bistriques as described in claims 14 or 15, it is characterized in that: also comprise supplemental support piece (25) and secondary spring (26), described supplemental support piece (25) is arranged on main shaft (21) above and can be along the axial and radial motion of main shaft (21), the two ends of described supplemental support piece (25) are set in and stop in cover (22), described secondary spring (26) is arranged on the end of described supplemental support piece (25) and stops between cover (22) bottom, between described grinding back-up block (23) and main shaft (21), by auxiliary inclined-plane fit structure, cooperatively interact, the structure of described auxiliary inclined-plane fit structure and inclined-plane fit structure is identical but incline direction is contrary, the width of described supplemental support piece (25) is less than the width of described grinding back-up block (23), the pretightning force opposite direction of the pretightning force direction of described secondary spring (26) and described spring (24).
17. caliber pipe inwall finishing bistriques as claimed in claim 16, it is characterized in that: on described main shaft (21), be provided with relative cone projection (27), on described grinding back-up block (23) and supplemental support piece (25), be provided with trapezoidal groove (28), trapezoidal groove (28) cooperation of described grinding back-up block (23) is arranged on the upper inclined-plane fit structure that forms of relative cone projection (27), and trapezoidal groove (28) cooperation of described supplemental support piece (25) is arranged on the upper auxiliary inclined-plane fit structure that forms of relative cone protruding (27).
18. caliber pipe inwall finishing bistriques as claimed in claim 16, it is characterized in that: also comprise sleeve (29) and nut, described sleeve (29) is provided with two two ends that are also movably set in respectively main shaft (21), described sleeve (29) is near stopping that one end of cover (22) arranges support column, described support column contacts with secondary spring (26) with described spring (24) through the bottom of described sleeve (29), and described sleeve (29) stops that one end of cover (22) is provided with end face tooth structure dorsad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320475628.8U CN203426806U (en) | 2013-08-06 | 2013-08-06 | Small-caliber steel pipe inner wall finishing machine and grinding head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320475628.8U CN203426806U (en) | 2013-08-06 | 2013-08-06 | Small-caliber steel pipe inner wall finishing machine and grinding head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203426806U true CN203426806U (en) | 2014-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320475628.8U Withdrawn - After Issue CN203426806U (en) | 2013-08-06 | 2013-08-06 | Small-caliber steel pipe inner wall finishing machine and grinding head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203426806U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103372796A (en) * | 2013-08-06 | 2013-10-30 | 德阳市华洋机械制造有限公司 | Inwall finishing machine for small-diameter steel pipes, and grinding head thereof |
-
2013
- 2013-08-06 CN CN201320475628.8U patent/CN203426806U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103372796A (en) * | 2013-08-06 | 2013-10-30 | 德阳市华洋机械制造有限公司 | Inwall finishing machine for small-diameter steel pipes, and grinding head thereof |
| CN103372796B (en) * | 2013-08-06 | 2015-09-30 | 德阳市华洋机械制造有限公司 | Caliber pipe inwall finishing machine and bistrique |
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