CN113909561B

CN113909561B - Numerical control saw cutting system for steel rail

Info

Publication number: CN113909561B
Application number: CN202111255534.5A
Authority: CN
Inventors: 李鑫; 高扬; 陈经纬
Original assignee: Jiangsu Henry Modular Machine Tool Co ltd
Current assignee: Jiangsu Ningshing Hengli Intelligent Equipment Co ltd
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-08-30
Anticipated expiration: 2041-10-27
Also published as: CN113909561A

Abstract

The invention discloses a steel rail numerical control sawing system, which comprises: the hydraulic clamping device comprises a machine tool base, a clamping mechanism, two hydraulic clamp mechanisms, a servo sliding table and a sawing mechanism, wherein the clamping mechanism, the two hydraulic clamp mechanisms, the servo sliding table and the sawing mechanism are arranged on the machine tool base, the clamping mechanism and the hydraulic clamp mechanisms are located at one end of the machine tool base, the servo sliding table is arranged at the other end of the machine tool base, and the sawing mechanism is arranged on the servo sliding table. During the fixture of rail numerical control system of saw cutting is carried to rail spare through material loading conveyor during the use, fixture withholds rail spare earlier, avoids rail spare to take place to warp, and material loading conveyor continues to carry rail spare during two hydraulic fixture mechanisms, and when the length of rail spare meets the requirements, saw cut mechanism starts to cut open rail spare saw. Adopt two hydraulically operated fixture mechanism to fix rail spare, guaranteed rail spare's stability when saw cutting, avoid rail spare to take place to rock for this saw cutting process can effectively control rail spare's cutting accuracy, has improved the qualification rate of rail greatly.

Description

Numerical control sawing system for steel rail

Technical Field

The invention relates to the technical field of steel rail sawing, in particular to a steel rail numerical control sawing system.

Background

The rails are the main components of railway tracks and their function is to guide the wheels of the rolling stock forward, to bear the great pressure of the wheels and to transmit them to the sleepers. The rails must provide a continuous, smooth and minimally resistant rolling surface for the wheels, and in electrified railroad or auto block sections, the rails can also double as track circuits. When the steel rail is used, the steel rail is usually cut into a fixed length by utilizing sawing equipment according to actual needs, and the steel rail can be used after meeting the required specification. However, the clamp of the existing sawing equipment is simple and crude, the steel rail is easy to shake when being fixed, the cutting precision of the steel rail piece is difficult to control effectively, and the final steel rail qualification rate is low and needs to be improved. Therefore, there is a need for a rail numerically controlled sawing system that at least partially solves the problems of the prior art.

Disclosure of Invention

In this summary, concepts in a simplified form are introduced that are further described in the detailed description. This summary of the invention is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used as an aid in determining the scope of the claimed subject matter.

To at least partially solve the above problems, the present invention provides a rail numerical control sawing system, comprising: lathe base and setting are in fixture, two hydraulic fixture mechanisms, servo slip table and saw cutting mechanism on the lathe base, fixture, hydraulic fixture mechanism are located the one end of lathe base, servo slip table sets up the other end of lathe base, saw cutting mechanism sets up on the servo slip table.

According to the steel rail numerical control sawing system provided by the embodiment of the invention, the clamping mechanism comprises a clamping seat, a lower clamping part and an upper clamping part, the clamping seat is arranged on the left side of the hydraulic clamp mechanism, the lower clamping part is arranged on the lower part of the clamping seat, the upper clamping part is arranged on the upper part of the clamping seat, and two outer guide wheels are arranged on the left side of the clamping seat.

According to the steel rail numerical control sawing system provided by the embodiment of the invention, the upper clamping part comprises an upper clamping seat, an upper cylinder rod and an upper guide wheel, the upper clamping seat is arranged at the upper part of the clamping seat, the upper cylinder rod is fixedly arranged on the upper clamping seat, and the upper guide wheel is arranged at the lower end of the upper cylinder rod.

According to the steel rail numerical control sawing system provided by the embodiment of the invention, the hydraulic clamp mechanism comprises a hydraulic seat body, an upper seat plate, a vertical hydraulic rod and a clamp block, the hydraulic seat body is arranged on the machine tool base, the upper seat plate is arranged on the hydraulic seat body, the vertical hydraulic rod is arranged on the upper seat plate, the clamp block is arranged at the lower end of the vertical hydraulic rod, and the hydraulic seat body is also provided with a support seat which is positioned below the clamp block.

According to the steel rail numerical control saw cutting system disclosed by the embodiment of the invention, the hydraulic seat body is also provided with a horizontal clamp part, the horizontal clamp part comprises a horizontal hydraulic rod, a movable clamping block and a fixed clamping block, the fixed clamping block is arranged at the lower end of the upper seat plate, the horizontal hydraulic rod is arranged in a horizontal hydraulic hole in the hydraulic seat body, and the movable clamping block is arranged at the inner end of the horizontal hydraulic rod and corresponds to the fixed clamping block.

According to the steel rail numerical control saw cutting system provided by the embodiment of the invention, the servo sliding table is arranged on the machine tool base through the wedge-shaped cushion seat, the saw cutting mechanism comprises a special hobbing head and a circular saw blade cutter head, the special hobbing head is arranged on the servo sliding table, and the circular saw blade cutter head is arranged on the special hobbing head and corresponds to the middle of the two hydraulic clamp mechanisms.

According to the steel rail numerical control sawing system provided by the embodiment of the invention, one side of the machine tool base is provided with the chain plate chip cleaner which is positioned below the circular saw blade cutterhead.

According to the steel rail numerical control sawing system provided by the embodiment of the invention, the machine tool base is provided with the auxiliary conveying mechanism, the auxiliary conveying mechanism comprises an auxiliary vertical plate, an internal driving module and an auxiliary rotating wheel, the auxiliary vertical plate is arranged on the front side of the clamping mechanism, an accommodating cavity is formed in the auxiliary vertical plate, the internal driving module is arranged in the accommodating cavity, and the auxiliary rotating wheel is arranged at the upper end of the auxiliary vertical plate and is in rotating connection with the internal driving module.

According to the steel rail numerical control sawing system provided by the embodiment of the invention, the upper end of the auxiliary vertical plate is provided with an end module corresponding to the auxiliary rotating wheel, the end module comprises a bearing seat, a bearing body and an outer blocking mechanism, a bearing groove and an outer blocking groove are arranged in the bearing seat, the bearing body is arranged in the bearing groove, the outer blocking mechanism is arranged in the outer blocking groove, a shaft rod of the auxiliary rotating wheel penetrates through the bearing body and extends into the outer blocking mechanism, the outer blocking mechanism comprises an outer check ring, a plurality of C-shaped hollowed seats and a plurality of inner C-shaped blocking rods, the outer check ring is arranged in the outer blocking groove, the plurality of C-shaped hollowed seats are uniformly distributed in the outer check ring, two inclined guide seats are arranged in the C-shaped hollowed seats, and the upper ends and the lower ends of the inclined guide seats are respectively connected with the inner upper wall and the inner lower wall of the C-shaped hollowed seats in a sliding manner, be provided with the down tube on the slant guide holder, the both ends of interior C pin are respectively with two the upper end of down tube is connected, the slant guide holder with be provided with intermediate spring between the tip of C type fretwork seat, the below of interior C pin is provided with interior supporting mechanism, interior supporting mechanism is including interior support post, end section of thick bamboo, bed plate and wedge, end section of thick bamboo sets up on the C type fretwork seat, the bed plate is in through a plurality of vertical spring settings in the end section of thick bamboo, be provided with a plurality of wedges on the bed plate, and the wedge with be provided with a plurality of horizontal springs between the inner wall of end section of thick bamboo, the upper end of interior support post with interior C pin is connected, the lower extreme is located in the end section of thick bamboo and with wedge sliding connection.

According to the steel rail numerical control sawing system of the embodiment of the invention, the inner supporting mechanism further comprises an upper supporting part and two lower supporting parts, the upper support part comprises a guide cylinder and two first multi-section rods, the guide cylinder is arranged on the inner pushing column, one end of the first multi-section rod is hinged with the guide cylinder, the other end of the first multi-section rod is hinged with the inclined rod, the two lower supporting parts are respectively arranged at two sides of the bottom cylinder, the lower support part comprises a second multi-section rod, a lower support column, a convex seat, an elastic elliptical bead and a bearing plate, one end of the second multi-section rod is connected with the outer wall of the bottom cylinder, the other end of the second multi-section rod is connected with the inclined rod through the inner rod, the upper end of the lower supporting column is connected with the other end of the second multi-section rod, the convex seat is arranged below the lower supporting column, the bearing plate is connected with the convex base through a spring barrel, and the elastic elliptical bead is arranged between the convex base and the bearing plate.

Compared with the prior art, the invention at least comprises the following beneficial effects:

the invention provides a steel rail numerical control saw cutting system, which comprises a machine tool base, a clamping mechanism, two hydraulic clamp mechanisms, a servo sliding table and a saw cutting mechanism, wherein the clamping mechanism, the two hydraulic clamp mechanisms, the servo sliding table and the saw cutting mechanism are arranged on the machine tool base, when in use, a steel rail piece is conveyed into the clamping mechanism of the steel rail numerical control saw cutting system through a feeding conveying mechanism, the clamping mechanism clamps the steel rail piece to avoid the steel rail piece from being inclined, the feeding conveying mechanism continuously conveys the steel rail piece to the two hydraulic clamp mechanisms, when the length of the steel rail member meets the requirement, the sawing mechanism is started to saw and cut the steel rail member, the steel rail member is fixed by adopting two hydraulic clamp mechanisms in the numerical control sawing system for the steel rail, the stability of rail spare has been guaranteed when saw cutting, avoids rail spare to take place to rock for this saw cutting process can effectively control the cutting precision of rail spare, has improved the qualification rate of rail greatly.

Other advantages, objects, and features of the present invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a left side view of the structure of the present invention.

Fig. 3 is a top view of the structure of the present invention.

Fig. 4 is a top view of a portion of the structure of the present invention.

Fig. 5 is a left side view of the structure of the auxiliary conveying mechanism of the present invention.

Fig. 6 is a partial structural view of an end module according to the present invention.

Fig. 7 is a left side view of the structure of the external blocking mechanism in the present invention.

Fig. 8 is a schematic structural view of the oblique guide seat of the present invention.

Fig. 9 is a schematic structural view of the internal stay mechanism of the present invention.

FIG. 10 is a schematic view of the upper portion of the present invention.

FIG. 11 is a schematic view of a second multi-segment rod of the present invention.

FIG. 12 is a schematic view of the boss of the present invention.

Detailed Description

The present invention is further described in detail below with reference to the drawings and examples so that those skilled in the art can practice the invention with reference to the description.

It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

As shown in fig. 1 to 4, the present invention provides a rail digital control sawing system, including: lathe base 1 and setting are in fixture 2, two hydraulic fixture mechanism 3, servo slip table 4 and saw cutting mechanism 5 on the lathe base 1, fixture 2, hydraulic fixture mechanism 3 are located the one end of lathe base 1, servo slip table 4 sets up the other end of lathe base 1, saw cutting mechanism 5 sets up on the servo slip table 4.

The working principle of the technical scheme is as follows: the invention provides a steel rail numerical control saw cutting system, which comprises a machine tool base 1, a clamping mechanism 2, two hydraulic clamp mechanisms 3, a servo sliding table 4 and a saw cutting mechanism 5, wherein the clamping mechanism 2, the hydraulic clamp mechanisms 3 and the saw cutting mechanism 5 are arranged on the machine tool base 1, the servo sliding table 4 is arranged at one end of the machine tool base 1, the saw cutting mechanism 5 is arranged on the servo sliding table 4, when in use, a feeding conveying mechanism (not shown) is used for conveying a steel rail piece 100 to the clamping mechanism 2 of the steel rail numerical control saw cutting system, the clamping mechanism 2 firstly clamps the steel rail piece to avoid the steel rail piece from being inclined, the feeding conveying mechanism continues to convey the steel rail piece 100 to the two hydraulic clamp mechanisms 3, when the length of the steel rail piece 100 meets the requirement, the feeding conveying mechanism 3 stops conveying the steel rail piece 100, then the two hydraulic clamp mechanisms 3 fix the steel rail piece 100, then the servo sliding table 4 drives the sawing mechanism 5 to move towards the steel rail piece 100, and the sawing mechanism 5 is started to saw and cut the steel rail piece 100.

In one embodiment, the clamping mechanism 2 comprises a clamping seat 21, a lower clamping portion 22 and an upper clamping portion 23, the clamping seat 21 is arranged on the left side of the hydraulic clamping mechanism 3, the lower clamping portion 22 is arranged on the lower portion of the clamping seat 21, the upper clamping portion 23 is arranged on the upper portion of the clamping seat 21, and two outer guide wheels 24 are arranged on the left side of the clamping seat 21.

The working principle and the beneficial effects of the technical scheme are as follows: the embodiment provides a specific structure of the clamping mechanism 2, the clamping mechanism 2 of the structure comprises a clamping seat 21, a lower clamping part 22 and an upper clamping part 23, specifically, the clamping seat 21 is installed on the left side of the hydraulic fixture mechanism 3, the lower clamping part 22 is installed on the lower part of the clamping seat 21, the upper clamping part 23 is installed on the upper part of the clamping seat 21, and two outer guide wheels 24 are also installed on the left side of the clamping seat 21; when the rail piece 100 enters the clamping mechanism 2, firstly, the rail piece 100 passes through the two outer guide wheels 24, the outer guide wheels are vertically designed, and further the rail web of the rail piece 100 is guided, the skew condition of the rail piece 100 is avoided, then the rail piece 100 enters the lower clamping part 22 in the clamping seat 21 and between the upper clamping parts 23, and further the lower clamping part 22 plays a role in supporting and guiding, after the rail piece 100 stops moving, the upper clamping part 23 moves downwards to support the rail piece 100, so that the rail piece 100 is fixed between the upper clamping part 23 and the lower clamping part 22 and is matched with the two hydraulic clamp mechanisms 3 to fix the rail piece 100, and further the rail piece 100 is prevented from shaking during sawing, the cutting precision of the rail piece is effectively controlled, and the qualification rate of the rail is greatly improved.

In one embodiment, the upper clamping portion 23 includes an upper clamping seat 231, an upper cylinder rod 232, and an upper guide wheel 233, the upper clamping seat 231 is disposed at an upper portion of the clamping seat 21, the upper cylinder rod 232 is fixedly disposed on the upper clamping seat 231, and the upper guide wheel 233 is disposed at a lower end of the upper cylinder rod 232.

The working principle and the beneficial effects of the technical scheme are as follows: the embodiment provides a specific structure of the upper clamping part 23, the upper clamping part 23 of the structure comprises an upper clamping seat 231, an upper cylinder rod 232 and an upper guide wheel 233, specifically, the upper clamping seat 231 is mounted on the upper part of the clamping seat 21, the upper cylinder rod 232 is fixedly mounted on the upper clamping seat 231, the upper guide wheel 233 is mounted at the lower end of the upper cylinder rod 232, and after the rail member 100 is fixed by the two hydraulic clamp mechanisms 3, the upper cylinder rod 232 is started to push the upper guide wheel 233 downwards to abut against the rail member 100, so as to prevent the rail member 100 from warping up and down during sawing.

In one embodiment, the hydraulic clamp mechanism 3 includes a hydraulic seat body 31, an upper seat plate 32, a vertical hydraulic rod 33, and a clamp block 34, the hydraulic seat body 31 is disposed on the machine tool base 1, the upper seat plate 32 is disposed on the hydraulic seat body 31, the vertical hydraulic rod 33 is disposed on the upper seat plate 32, the clamp block 34 is disposed at a lower end of the vertical hydraulic rod 33, and a support seat 35 is further disposed on the hydraulic seat body 31, and the support seat 35 is located below the clamp block 34.

The working principle and the beneficial effects of the technical scheme are as follows: the embodiment provides a specific structure of a hydraulic clamp mechanism 3, the hydraulic clamp mechanism 3 of the structure includes a hydraulic seat 31, an upper seat plate 32, a vertical hydraulic rod 33 and a clamp block 34, specifically, the hydraulic seat 31 is installed on a machine tool base 1, the upper seat plate 32 is installed on the hydraulic seat 31, the vertical hydraulic rod 33 is installed on the upper seat plate 32, the clamp block 34 is installed at the lower end of the vertical hydraulic rod 33, and a support seat 35 is also installed on the hydraulic seat 31, the support seat 35 is located below the clamp block 34 and supports the bottom of the rail 100, when the rail 100 reaches the length, the vertical hydraulic rod 33 pushes the clamp block 34 to fix the upper end of the rail 100 downwards, the rail 100 is fixed by the clamp blocks 34 in the two hydraulic clamp mechanisms 3, so that the rail 100 is prevented from shaking up and down during the sawing, and the sawing precision is effectively controlled, greatly improves the qualification rate of the steel rail.

In one embodiment, the hydraulic seat body 31 is further provided with a horizontal clamp portion 36, the horizontal clamp portion 36 includes a horizontal hydraulic rod 361, a movable clamp block 362 and a fixed clamp block 363, the fixed clamp block 363 is disposed at a lower end of the upper seat plate 32, the horizontal hydraulic rod 361 is disposed in a horizontal hydraulic hole in the hydraulic seat body 31, and the movable clamp block 362 is disposed at an inner end of the horizontal hydraulic rod 361 and corresponds to the fixed clamp block 363.

The working principle and the beneficial effects of the technical scheme are as follows: in this embodiment, the hydraulic seat 31 is further provided with a horizontal clamp portion 36, and the rail member 100 is horizontally fixed by the horizontal clamp portion 36, so that the rail member 100 is prevented from horizontally swinging during sawing; specifically, the horizontal clamping portion 36 includes a horizontal hydraulic rod 361, a movable clamping block 362 and a fixed clamping block 363, where the fixed clamping block 363 is installed at the lower end of the upper seat plate 32, the horizontal hydraulic rod 361 is installed in a horizontal hydraulic hole in the hydraulic seat body 31, and the movable clamping block 362 is installed at the inner end of the horizontal hydraulic rod 361 and located inside the fixed clamping block 363, so that when the rail member 100 reaches the length, the horizontal hydraulic rod 361 pushes the movable clamping block 362 to move towards the fixed clamping block 363 to fix the rail member 100 from the transverse direction, so that the rail member 100 does not horizontally shake in the sawing process, thereby further increasing the stability of the rail member 100, effectively controlling the cutting accuracy of the rail member, and greatly improving the qualification rate of the rail.

In one embodiment, the servo sliding table 4 is arranged on the machine tool base 1 through a wedge-shaped cushion seat 41, the sawing mechanism 5 comprises a special hobbing head 51 and a circular saw blade cutter head 52, the special hobbing head 51 is arranged on the servo sliding table 4, and the circular saw blade cutter head 52 is arranged on the special hobbing head 51 and corresponds to the middle of the two hydraulic clamp mechanisms 3.

The working principle and the beneficial effects of the technical scheme are as follows: the embodiment provides a specific structure of the sawing mechanism 5, the sawing mechanism 5 of the structure comprises a special hobbing head 51 and a circular saw blade cutter disc 52, wherein the special hobbing head 51 is installed on the servo sliding table 4, and in order to better saw the steel rail piece 100, a wedge-shaped pad seat 41 is installed at the bottom of the servo sliding table 4, so that the servo sliding table 4 can move obliquely on the machine tool base 1, the stroke of the servo sliding table 4 is increased, and the volume of the servo sliding table 4 is also reduced; the special hobbing head 51 drives the circular saw blade cutter disc 52 to rotate, the servo sliding table 4 drives the special hobbing head 51 to move, the circular saw blade cutter disc 52 is pushed to the steel rail part 100, the circular saw blade cutter disc 52 is opposite to the middle of the two hydraulic clamp mechanisms 3, and the circular saw blade cutter disc 52 enters the middle of the two hydraulic clamp mechanisms 3 to saw and cut the steel rail part 100, and the sawing efficiency is improved through the circular saw blade cutter disc 52.

In one embodiment, a side of the machine base 1 is provided with a chain plate chip ejector 10, and the chain plate chip ejector 10 is located below the circular saw blade cutterhead 52.

The working principle and the beneficial effects of the technical scheme are as follows: in the present embodiment, the chain plate chip ejector 10 is provided, and the chain plate chip ejector 10 is installed on one side of the machine tool base 1, and meanwhile, the chain plate chip ejector 10 is located below the circular saw blade cutterhead 52, so that iron chips generated by the circular saw blade cutterhead 52 when sawing the steel rail member 100 fall onto the chain plate chip ejector 10 and are discharged outwards through the chain plate chip ejector 10.

As shown in fig. 1, 5-12, in one embodiment, an auxiliary conveying mechanism 7 is disposed on the machine tool base 1, the auxiliary conveying mechanism 7 includes an auxiliary vertical plate 71, an internal driving module 72, and an auxiliary rotating wheel 73, the auxiliary vertical plate 71 is disposed at the front side of the clamping mechanism 2, an accommodating cavity 74 is disposed in the auxiliary vertical plate 71, the internal driving module 72 is disposed in the accommodating cavity 74, and the auxiliary rotating wheel 73 is disposed at the upper end of the auxiliary vertical plate 71 and is rotatably connected to the internal driving module 72.

The working principle and the beneficial effects of the technical scheme are as follows: in order to further facilitate the rail member 100 to move in the clamping mechanism 2, in the embodiment, an auxiliary conveying mechanism 7 is installed on the machine tool base 1, the auxiliary conveying mechanism 7 includes an auxiliary vertical plate 71, an internal driving module 72 and an auxiliary rotating wheel 73, specifically, the auxiliary vertical plate 71 is installed on the front side of the clamping mechanism 2, a receiving cavity 74 is designed in the auxiliary vertical plate 71, the internal driving module 72 is installed in the receiving cavity 74, and the auxiliary rotating wheel 73 is installed on the upper end of the auxiliary vertical plate 71, where the auxiliary rotating wheel 73 is driven to rotate by the internal driving module 72, so when the rail member 100 is conveyed from a feeding conveying mechanism (not shown) to the clamping mechanism 2, the rail member 100 first contacts the auxiliary rotating wheel 73 in the auxiliary conveying mechanism 7, at the moment, the auxiliary rotating wheel 73 is already driven by the internal driving module 72, the auxiliary rotating wheel 73 drives the rail member 100 to convey to the clamping mechanism 2, therefore, the steel rail piece 100 at the last section can conveniently enter the clamping mechanism 2 and the hydraulic clamp mechanism 3 to be sawn and cut by the sawing mechanism 5, the problem that the steel rail piece 100 at the last section cannot be machined is avoided, and the utilization rate of the steel rail piece 100 is improved.

In one embodiment, the upper end of the auxiliary vertical plate 71 is provided with an end module 75 corresponding to the auxiliary rotating wheel 73, the end module 75 includes a bearing seat 751, a bearing body 752 and an outer blocking mechanism, the bearing seat 751 is internally provided with a bearing groove 753 and an outer blocking groove 754, the bearing body 752 is arranged in the bearing groove 753, the outer blocking mechanism is arranged in the outer blocking groove 754, the shaft 731 of the auxiliary rotating wheel 73 is arranged in the bearing body 752 in a penetrating manner and extends into the outer blocking mechanism, the outer blocking mechanism includes an outer retaining ring 755, a plurality of C-shaped hollowed seats 756 and a plurality of inner C-shaped blocking rods 757, the outer retaining ring 755 is arranged in the outer blocking groove 754, the plurality of C-shaped hollowed seats 756 are uniformly distributed in the outer retaining ring 755, and the C-shaped hollowed seats 756 are internally provided with two inclined guide seats 758, and the upper ends and the lower ends of the inclined guide seats 758 respectively correspond to the upper wall, the lower end, the inner wall, the outer wall, the inner wall, the C-shaped hollowed seats 756, the outer blocking groove 755, and the inner wall, the outer blocking rod 756, the outer blocking mechanism and the inner blocking mechanism and the outer blocking mechanism and the inner blocking mechanism blocking groove and the outer blocking mechanism, The inner lower wall is connected in a sliding way, an inclined rod 759 is arranged on the inclined guide seat 758, two ends of the inner C stop rod 757 are respectively connected with the upper ends of the two inclined rods 759, a middle spring 760 is arranged between the inclined guide 758 and the end of the C-shaped hollow 756, an inner supporting mechanism is arranged below the inner C stop rod 757, the inner supporting mechanism comprises an inner push column 761, a bottom cylinder 762, a base plate 763 and a wedge-shaped block 764, the bottom cylinder 762 is disposed on the C-shaped hollowed seat 756, the base plate 763 is disposed inside the bottom cylinder 762 by a plurality of vertical springs 765, a plurality of wedge blocks 764 are disposed on the base plate 763, and a plurality of lateral springs 766 are provided between the wedge 764 and the inner wall of the bottom cylinder 762, the upper end of the inner push post 761 is connected to the inner C stop 757, and the lower end is located in the bottom cylinder 762 and slidably connected to the wedge 764.

The working principle and the beneficial effects of the technical scheme are as follows: the present embodiment provides a specific structure of the end module 75 to facilitate maintenance or replacement of the auxiliary runner 73; here an end module 75 is mounted on the upper end of the auxiliary vertical plate 71 to fix the auxiliary wheel 73, the end module 75 includes a bearing seat 751, a bearing body 752, and an outer stop mechanism, specifically, the bearing seat 751 is internally provided with a bearing groove 753 and an outer baffle groove 754, a bearing body 752 is arranged in the bearing groove 753, the outer gear mechanism is installed in the outer gear groove 754, the shaft 731 of the auxiliary wheel 73 is inserted into the bearing body 752 and extends into the outer gear mechanism, the bearing body 752 is fixed in the bearing groove 753 by the outer gear mechanism, while the external blocking mechanism may be adapted to be mounted on the exterior of the shaft 731 of different diameters, specifically, the outer stop mechanism includes an outer stop ring 755, a plurality of C-shaped hollowed-out seats 756, and a plurality of inner C-shaped stop rods 757, wherein the outer stop ring 755 can be screwed into the inner wall of the outer stop groove 754, the inner C stop lever 757 inside the bearing body 752 is abutted against the inner ring of the bearing body 752, so that the outer stop mechanism is fixedly installed in the outer stop groove 754;

when the external blocking mechanism is installed, the plurality of internal C blocking rods 757 are pressed inwards to enable the plurality of internal C blocking rods 757 to be sleeved on the shaft lever 731 of the auxiliary rotating wheel 73, specifically, the internal C blocking rods 757 drive the two oblique rods 759 outwards inwards, then the oblique rods 759 drive the oblique guide seat 758 to move along the hollow strip groove of the C-shaped hollow seat 756, and simultaneously the internal C blocking rods 757 also move the internal supporting mechanism inwards, the internal supporting mechanism comprises an internal pushing column 761, a bottom cylinder 762, a base plate 763 and a wedge 764, wherein the internal C blocking rods 757 drive the internal pushing column 761 towards the bottom cylinder 762, and further the lower end of the internal pushing column 761 presses the base plate 763 and the wedge 764 in the bottom cylinder 762 to enable the plurality of vertical springs 765 and the plurality of transverse springs 766 in the bottom cylinder 762 to have an elastic supporting function; similarly, after the outer blocking mechanism is detached from the outer blocking groove 754, the inner pushing post 761 can be driven upward under the elastic action of the vertical springs 765 and the horizontal springs 766, so that the inner C blocking rod 757 is restored upward to the original position, and meanwhile, the middle spring 760 in the C-shaped hollow seat 756 also supports the slant guide seat 758 toward the middle of the C-shaped hollow seat 756, so that the slant rod 759 also drives the inner C blocking rod 757 to be restored upward to the original position; the bearing body 752 is fixed by the external blocking mechanism, so that the bearing body is convenient to detach and mount.

In one embodiment, the inner supporting mechanism further includes an upper supporting portion and two lower supporting portions, the upper supporting portion includes a guide tube 767 and two first multi-bar rods 768, the guide tube 767 is disposed on the inner push column 761, one end of the first multi-bar rod 768 is hinged to the guide tube 767, the other end is hinged to the diagonal bar 759, the two lower supporting portions are disposed at both sides of the bottom tube 762, respectively, the lower supporting portion includes a second multi-bar rod 769, a lower support 770, a boss 771, an elastic elliptical bead 772, and a bearing plate 773, one end of the second multi-bar rod 769 is connected to an outer wall of the bottom tube 762, the other end is connected to the diagonal bar 759 through an inner rod, and an upper end of the lower support 770 is connected to the other end of the second multi-bar 769, the boss 771 is disposed below the lower support 770, the bearing plate 773 is connected to the boss 774, and the elastic elliptical bead 772 is disposed between the boss 771 and the loading plate 773.

The working principle and the beneficial effects of the technical scheme are as follows: in order to further improve the resetting capability and the overall strength of the outer stop mechanism, the inner support mechanism in this embodiment further includes an upper support portion and two lower support portions, where the upper support portion includes a guide tube 767 and two first multi-link rods 768, specifically, the guide tube 767 is mounted on the inner push column 761, one end of the first multi-link rod 768 is hinged to the guide tube 767, and the other end is hinged to the diagonal rod 759, and when the inner C stop rod 757 and the diagonal rod 759 move up and down, the first multi-link rod 768 can be driven to change between the guide tube 767 and the diagonal rod 759 to adjust the length, so that the first multi-link rod 768 can continuously support the diagonal rod 759; similarly, two lower supporting parts are respectively arranged at two sides of the bottom cylinder 762, each lower supporting part comprises a second multi-section rod 769, a lower supporting column 770, a boss 771, an elastic elliptical bead 772 and a bearing plate 773, wherein one end of the second multi-section rod 769 is connected with the outer wall of the bottom cylinder 762, the other end of the second multi-section rod 769 is connected with the inclined rod 759 through an inner rod, the upper end of the lower supporting column 770 is connected with the other end of the second multi-section rod 769, the boss 771 is arranged below the lower supporting column 770, the bearing plate 773 is connected with the boss 771 through a spring cylinder 774, the elastic elliptical bead 772 is arranged between the boss 771 and the bearing plate 773, the boss 771 is upwards abutted through the elastic elliptical bead 772, the boss 771 is further abutted against the lower supporting column 770, the lower supporting column 770 drives the second multi-section rod 769, the second multi-section rod 769 and the inner rod are arranged between the bottom cylinder and the inclined rod 759 in a roughly transverse mode, and the whole outer supporting part is abutted against the lower supporting mechanism, the resetting capability and the integral strength of the outer gear mechanism are improved.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

While embodiments of the invention have been disclosed above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.

Claims

1. A rail numerical control saw cutting system is characterized by comprising: the automatic cutting machine comprises a machine tool base (1), a clamping mechanism (2), two hydraulic clamp mechanisms (3), a servo sliding table (4) and a sawing mechanism (5), wherein the clamping mechanism (2), the two hydraulic clamp mechanisms (3), the servo sliding table (4) and the sawing mechanism (5) are arranged on the machine tool base (1), the clamping mechanism (2) and the hydraulic clamp mechanisms (3) are located at one end of the machine tool base (1), the servo sliding table (4) is arranged at the other end of the machine tool base (1), and the sawing mechanism (5) is arranged on the servo sliding table (4);

an auxiliary conveying mechanism (7) is arranged on the machine tool base (1), the auxiliary conveying mechanism (7) comprises an auxiliary vertical plate (71), an internal driving module (72) and an auxiliary rotating wheel (73), the auxiliary vertical plate (71) is arranged on the front side of the clamping mechanism (2), an accommodating cavity (74) is formed in the auxiliary vertical plate (71), the internal driving module (72) is arranged in the accommodating cavity (74), and the auxiliary rotating wheel (73) is arranged at the upper end of the auxiliary vertical plate (71) and is in rotating connection with the internal driving module (72);

an end module (75) corresponding to the auxiliary rotating wheel (73) is arranged at the upper end of the auxiliary vertical plate (71), the end module (75) comprises a bearing seat (751), a bearing body (752) and an outer blocking mechanism, a bearing groove (753) and an outer blocking groove (754) are arranged in the bearing seat (751), the bearing body (752) is arranged in the bearing groove (753), the outer blocking mechanism is arranged in the outer blocking groove (754), a shaft rod (731) of the auxiliary rotating wheel (73) penetrates through the bearing body (752) and extends into the outer blocking mechanism, the outer blocking mechanism comprises an outer retainer ring (755), a plurality of C-shaped hollow seats (756) and a plurality of inner C-shaped blocking rods (757), the outer retainer ring (755) is arranged in the outer blocking groove (754), the plurality of C-shaped hollow seats (756) are uniformly distributed in the outer retainer ring (755), and two oblique guide seats (758) are arranged in the C-shaped hollow seats (756), the upper end and the lower end of the inclined guide seat (758) are respectively connected with the inner upper wall and the inner lower wall of the C-shaped hollow seat (756) in a sliding manner, an inclined rod (759) is arranged on the inclined guide seat (758), two ends of the inner C blocking rod (757) are respectively connected with the upper ends of the two inclined rods (759), a middle spring (760) is arranged between the inclined guide seat (758) and the end part of the C-shaped hollow seat (756), an inner supporting mechanism is arranged below the inner C blocking rod (757), the inner supporting mechanism comprises an inner push column (761), a bottom barrel (762), a base plate (763) and a wedge block (764), the bottom barrel (762) is arranged on the C-shaped hollow seat (756), the base plate (763) is arranged in the bottom barrel (762) through a plurality of vertical springs (765), and a plurality of wedge blocks (764) are arranged on the base plate (763), and a plurality of transverse springs (766) are arranged between the wedge block (764) and the inner wall of the bottom barrel (762), the upper end of the inner push column (761) is connected with the inner C stop rod (757), and the lower end of the inner push column is positioned in the bottom barrel (762) and is connected with the wedge block (764) in a sliding manner.

2. A rail numerical control saw cutting system according to claim 1, characterized in that the clamping mechanism (2) comprises a clamping seat (21), a lower clamping portion (22) and an upper clamping portion (23), the clamping seat (21) is arranged at the left side of the hydraulic clamp mechanism (3), the lower clamping portion (22) is arranged at the lower portion of the clamping seat (21), the upper clamping portion (23) is arranged at the upper portion of the clamping seat (21), and two outer guide wheels (24) are arranged at the left side of the clamping seat (21).

3. A rail NC sawing system according to claim 2 characterised in that the upper clamp (23) comprises an upper clamp seat (231), an upper cylinder rod (232) and an upper guide wheel (233), the upper clamp seat (231) is arranged on the upper part of the clamp seat (21), the upper cylinder rod (232) is fixedly arranged on the upper clamp seat (231), and the upper guide wheel (233) is arranged at the lower end of the upper cylinder rod (232).

4. A rail nc sawing system according to claim 1 wherein the hydraulic clamp mechanism (3) comprises a hydraulic seat body (31), an upper seat plate (32), a vertical hydraulic rod (33) and a clamp block (34), the hydraulic seat body (31) is arranged on the machine base (1), the upper seat plate (32) is arranged on the hydraulic seat body (31), the vertical hydraulic rod (33) is arranged on the upper seat plate (32), the clamp block (34) is arranged at the lower end of the vertical hydraulic rod (33), and a support seat (35) is further arranged on the hydraulic seat body (31), the support seat (35) is located below the clamp block (34).

5. A steel rail numerical control saw cutting system according to claim 4, wherein a horizontal clamp part (36) is further arranged on the hydraulic seat body (31), the horizontal clamp part (36) comprises a horizontal hydraulic rod (361), a movable clamping block (362) and a fixed clamping block (363), the fixed clamping block (363) is arranged at the lower end of the upper seat plate (32), the horizontal hydraulic rod (361) is arranged in a horizontal hydraulic hole in the hydraulic seat body (31), and the movable clamping block (362) is arranged at the inner end of the horizontal hydraulic rod (361) and corresponds to the fixed clamping block (363).

6. The steel rail numerical control saw cutting system according to claim 1, characterized in that servo slip table (4) is set up through wedge shaped pad (41) on machine tool base (1), saw cut mechanism (5) includes special hobbing head (51), circular saw blade disc (52), special hobbing head (51) sets up on servo slip table (4), circular saw blade disc (52) set up on special hobbing head (51) and with two the centre of hydraulically operated fixture mechanism (3) corresponds.

7. A rail numerical control sawing system according to claim 6 characterised in that one side of the machine base (1) is provided with a chain plate chip ejector (10), the chain plate chip ejector (10) being located below the circular saw blade cutterhead (52).

8. The system for numerically controlled sawing of steel rails according to claim 1, wherein the inner bracing mechanism further comprises an upper brace and two lower braces, the upper brace comprises a guide tube (767) and two first multi-link rods (768), the guide tube (767) is disposed on the inner push column (761), one end of the first multi-link rod (768) is hinged with the guide tube (767), the other end is hinged with the diagonal rod (759), the two lower braces are respectively disposed at both sides of the base tube (762), the lower braces comprise a second multi-link rod (769), a lower brace (770), a boss (771), an elastic elliptical bead (772), and a bearing plate (773), one end of the second multi-link rod (769) is connected with the outer wall of the base tube (762), the other end is connected with the diagonal rod (759) through an inner rod, and the upper end of the lower brace (770) is connected with the other end of the second multi-link rod (769), the boss (771) is arranged below the lower support column (770), the bearing plate (773) is connected with the boss (771) through a spring barrel (774), and the elastic elliptical bead (772) is arranged between the boss (771) and the bearing plate (773).