CN214816516U - Ram mounting structure of double-beam gantry milling machine and moving system applying same - Google Patents

Abstract

The application relates to the technical field of planomillers, in particular to a ram mounting structure of a double-beam planomiller and a moving system applying the structure, and the ram mounting structure comprises a ram and a main shaft, and further comprises two beams which are arranged in parallel, wherein a sliding seat is connected between the two beams in a sliding manner respectively, the two sliding seats are connected with at least two groups of reinforcing connecting pieces in a relative manner, the at least two groups of reinforcing connecting pieces are sequentially arranged along the extension direction of the beams, a mounting cavity is formed between the two sliding seats and the two groups of reinforcing connecting pieces in a relative manner, a first linear guide rail is fixed on the beam, and the sliding seat is fixedly connected with a plurality of first sliding blocks for connecting the first linear guide rail in a sliding manner; a transmission rack is fixed on the cross beam along the self extending direction, a driving motor is fixedly connected to the sliding seat, the output end of the driving motor is fixedly connected with a transmission gear with the same axis, and the transmission gear is meshed with the transmission rack. This application has the structural strength who improves two slide relative centre gripping rams, improves the effect of ram and main shaft stability when the crossbeam moves at a high speed, scram.

Description

Ram mounting structure of double-beam gantry milling machine and moving system applying same

Technical Field

The application relates to the technical field of planomillers, in particular to a ram mounting structure of a double-beam planomiller and a moving system applying the structure.

Background

The planomiller is a milling machine with a portal frame and a horizontal long lathe bed. The planer type milling machine can simultaneously machine the surface by a plurality of milling cutters, has higher machining precision and production efficiency, and is suitable for machining planes and inclined planes of large-scale workpieces in batch and mass production.

Chinese patent No. CN201415278Y discloses a double-beam gantry milling machine, which comprises a base, side beams, columns, a main shaft, a linear guide pair and a lead screw, wherein two sides of the base are respectively provided with a fixed beam, the fixed beam is respectively provided with the linear guide pair and the lead screw, the fixed beam is provided with the side beams, the side beams are mounted on the fixed beam through the linear guide pair and the lead screw, the two beams are fixed on the side beams in parallel, the cross beams are respectively provided with the linear guide pair and the lead screw, the cross beams are provided with a connecting plate, the connecting plate is mounted on the cross beams through the linear guide pair and the lead screw, the connecting plate is connected with the columns through the linear guide pair and the lead screw, the main shaft is mounted on the columns, the columns are arranged between the connecting plates, the linear guide pair is mounted on the horizontal end surface of the cross beams, and the linear guide pair is mounted on the vertical end surface of the cross beams.

In the main shaft milling process, the two cross beams move along the fixed beam through the side beams, the connecting plate on one side is easily subjected to the reaction force of the cross beams when the cross beams suddenly stop, the action force transmitted to the connecting plate on one side by the cross beams can be directly transmitted to the stand columns and then transmitted to the connecting plate on the other side by the stand columns, the stand columns and the main shafts are easily deviated, and the structural strength of the two connecting plates for clamping the stand columns and the stability of the stand columns and the main shafts are poor.

SUMMERY OF THE UTILITY MODEL

In order to improve the structural strength of the relative centre gripping ram of connecting plate, improve the stability of crossbeam scram in-process ram and main shaft, this application provides a ram mounting structure of two crossbeam longmen milling machine and applied this structural moving system.

First aspect, the application provides a ram mounting structure of two crossbeam longmen milling machine adopts following technical scheme:

the utility model provides a ram mounting structure of two crossbeam longmen milling machine, includes dual-purpose slide in sliding and connecting two crossbeams and one-to-one, two the slide relatively connected with is no less than two sets of intensive connecting piece, and is no less than two sets of intensive connecting piece sets gradually, two along crossbeam extending direction the slide and two are two it is formed with the installation cavity that is used for installing the ram to strengthen the connecting piece relatively.

Through adopting above-mentioned technical scheme, the ram is installed in the installation intracavity in advance and two slides slide with correspond the crossbeam and slide and be connected, be no less than two sets of intensive connecting piece and two slides and form overall structure, strengthen overall structure intensity, slide and scram in-process when the crossbeam, the crossbeam transmits to the effort that corresponds the slide by being no less than two sets of intensive connecting piece direct transmissions to another slide and crossbeam on, be favorable to reducing the effort of crossbeam direct action on the ram, improve the stability of crossbeam scram or removal in-process ram and main shaft.

Optionally, the reinforced connecting piece comprises a first connecting shell arranged between two opposite sliding seats, the first connecting shell is fixedly connected with one of the sliding seats, the first connecting shell faces the other sliding seat, a first injection molding groove is formed in the side face of the sliding seat, a gap is reserved between the first connecting shell and the sliding seat, the first connecting shell is provided with a first injection molding hole communicated with the first injection molding groove, and the first injection molding hole is reserved between the first connecting shell and the sliding seat.

Through adopting above-mentioned technical scheme, two slides slide to slide and connect after corresponding crossbeam, there is the error in actual interval and theoretical interval between two slides, at this moment in advance be less than the theoretical interval between two slides with the design size of first connecting shell, first connecting shell and one of them slide fixed connection back promptly, first connecting shell sets up the face in the first groove of moulding plastics and reserves certain clearance between the relative slide, through first hole of moulding plastics to the first inslot of moulding plastics and connect corresponding slide, thereby compensate the clearance error of reserving, be favorable to compensating the error of theoretical interval and actual interval between two slides fast, strengthen connection structure intensity between two slides.

Optionally, the reinforced connecting piece further comprises a second connecting shell arranged between the two sliding seats, the second connecting shell is fixedly connected with one of the sliding seats, the second connecting shell faces the other sliding seat, a second injection molding groove is formed in the side face of the sliding seat, a gap is reserved between the second connecting shell and the sliding seat, and a second injection molding hole communicated with the second injection molding groove is formed in the second connecting shell.

Through adopting above-mentioned technical scheme, the error of theoretical interval and actual interval between two slides is compensated in step to the first connection shell of second connection shell cooperation, further strengthens joint strength between two slides, reduces the effort of crossbeam direct action on the ram, improves the stability of crossbeam scram or removal in-process ram and main shaft.

Optionally, a first sealing ring is fixedly wound on the first connecting shell and positioned outside the open end of the first injection molding groove;

and the second connecting shell is positioned outside the open end of the second injection molding groove and fixedly wound with a second sealing ring.

Through adopting above-mentioned technical scheme, when operating personnel moulded plastics to first inslot of moulding plastics by first hole of moulding plastics, the plastics filler that oozes in the first inslot of moulding plastics is reduced to sealing washer one, and the plastics filler that oozes in the inslot of moulding plastics of the second that reduces of sealing washer two with the same reason improves first groove of moulding plastics and second groove injection moulding's stability.

In a second aspect, the application provides a ram mounting structure's of two crossbeam longmen milling machine moving system, adopts following technical scheme:

a moving system of a ram mounting structure of a double-beam gantry milling machine comprises a ram, a main shaft mounted on the ram and two beams which are arranged on two opposite sides of two sliding seats in parallel and correspond to each other one by one, wherein a first linear guide rail is fixed on each beam along the extension direction of the beam, and the sliding seats are fixedly connected with a plurality of first sliding blocks used for connecting the first linear guide rails in a sliding manner;

a transmission rack is fixed on the cross beam along the extending direction of the cross beam, the sliding seat is fixedly connected with a driving motor, the output end of the driving motor is fixedly connected with a transmission gear with the same axis, and the transmission gear is meshed with the transmission rack.

Through adopting above-mentioned technical scheme, operating personnel slides the slide through first slider and connects and correspond first guide rail, starts driving motor and drives drive gear and rotate to drive slide and ram, main shaft removal along the driving rack, the transmission precision of drive gear and driving rack is high, and transmission speed is fast, is favorable to improving ram and main shaft and removes to milling position precision and satisfies the demand that ram, main shaft moved at a high speed.

Optionally, the sliding seat is rotatably connected with a lubricating gear, and the lubricating gear is meshed with the transmission rack.

Through adopting above-mentioned technical scheme, operating personnel is through to lubricated gear spraying lubricating oil, and when the slide removed the in-process along the driving rack, lubricated gear synchromesh lubricated driving rack's tooth is favorable to improving the lubricated effect of driving rack, reduces the wearing and tearing of driving rack and drive gear meshing transmission in-process, extension driving rack and drive gear's life.

Optionally, a second linear guide rail is fixed on the cross beam along the extending direction of the cross beam, and the sliding base is fixedly connected with a plurality of second sliding blocks used for being connected with the second linear guide rail in a sliding manner.

Through adopting above-mentioned technical scheme, the slide slides simultaneously through the second slider and connects and correspond second linear guide, and second linear guide cooperates first linear guide slide sliding direction, improves slide stability and precision.

Optionally, a first standard base plate is fixedly connected between the sliding seat and the first sliding block, and the first standard base plate adjusts the sliding seat to be parallel to the opposite side surface of the corresponding cross beam;

the slide is provided with a mounting groove for mounting the second slider, a second standard base plate is fixedly connected between the mounting groove and the longitudinal opposite surface of the second slider, and the second standard base plate adjusts the connection surface of the slide relative to each second slider to be in the same horizontal position.

Through adopting above-mentioned technical scheme, operating personnel installs two slides successively, two first standard backing plates are favorable to proofreading and correct the slide and keep parallel relatively with relative crossbeam, reduce two slides promptly and produce the every single move angle along two crossbeam relative directions between two crossbeams, the slide supplies the installation of second slider through the mounting groove simultaneously, the second slider forms vertical bearing slide this moment, put into the second standard backing plate slide and the vertical opposite face of second slider within a definite time after, the height that is favorable to the corresponding slide of a plurality of second slider bearings is in same horizontal position, reduce two slides promptly and produce the angle of inclination about along crossbeam extending direction between two crossbeams, improve the space installation accuracy of slide.

Optionally, the ram is towards the lateral wall of slide has third linear guide along self axial fixity, slide fixedly connected with is used for sliding the connection third linear guide's third slider, and one of them slide and correspond fixedly connected with definite value backing plate between the third slider, another slide and correspond fixedly connected with between the third slider and join in marriage mould compensation backing plate.

Through adopting above-mentioned technical scheme, two slides slide with correspond the crossbeam and slide and be connected the installation and accomplish, the ram slides through the third slider of definite value backing plate one side simultaneously and connects relative third linear guide, there is the location between opposite side third linear guide and the relative slide this moment, because machining error, there is the error in the size of opposite side third linear guide and the relative actual interval of slide and third slider, operating personnel forms the compensation backing plate of joining in marriage of mould that compensates this error through joining in marriage, thereby cooperate the third slider to accomplish to be connected with the sliding of opposite side third linear guide, improve the space precision of ram installation.

Optionally, the end portions of the two cross beams are oppositely connected with end seats, and the end seats are provided with anti-collision blocks facing the sliding seat.

By adopting the technical scheme, in the sliding process of the sliding seat along the two cross beams, the two anti-collision blocks are beneficial to relatively limiting the moving range of the sliding seat, and the possibility that the sliding seat collides with the end seat and moves the lower cross beam is reduced.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the two or more groups of the reinforced connecting pieces and the two sliding seats form an integral connecting structure to reinforce the strength of the integral structure, and in the process of sliding and sudden stop of the cross beam, the acting force of the cross beam transmitted to the corresponding sliding seat is directly transmitted to the other sliding seat and the cross beam by the two or more groups of the reinforced connecting pieces, so that the acting force of the cross beam directly acting on the ram is reduced, and the stability of the ram and the spindle in the process of sudden stop or movement of the cross beam is improved;

2. the two first standard backing plates reduce the pitch angle of the two sliding seats between the two cross beams along the opposite direction of the two cross beams, and the two second standard backing plates reduce the left and right inclination angles of the two sliding seats between the two cross beams along the extension direction of the cross beams, so that the space installation accuracy of the sliding seats is improved;

3. an operator forms a die matching compensation base plate for compensating the error through die matching, so that the third slide block is matched to complete sliding connection with the third linear guide rail on the other side, and the space precision of ram installation is improved.

Drawings

Fig. 1 is a schematic structural diagram for embodying the entirety of a cross beam, an end seat, a sliding seat, a mounting cavity, a ram, a spindle, a first linear guide rail, a first sliding block and a driving motor in the embodiment of the present application.

Fig. 2 is a sectional view for embodying the reinforcing link, the second linear guide, and the second slider in the embodiment of the present application.

Fig. 3 is a schematic structural diagram for embodying the first connection housing and the second connection housing in the embodiment of the present application.

Fig. 4 is an enlarged view at a in fig. 2.

Fig. 5 is an enlarged view at B in fig. 2.

Fig. 6 is a partial sectional view for embodying a third linear guide, a third slider, a fixed-value shim plate, and a die-matching compensation shim plate in the embodiment of the present application.

Fig. 7 is a cross-sectional view of an embodiment of the present application for embodying a drive rack in a drive slot.

Fig. 8 is an enlarged view at C in fig. 7.

Reference number legend, 1, cross beam; 11. an end seat; 12. a first linear guide rail; 13. a second linear guide; 14. a drive rack; 15. a transmission groove; 2. a slide base; 21. a mounting cavity; 22. mounting a plate; 23. lubricating the gear; 24. mounting grooves; 25. a groove; 3. reinforcing the connecting piece; 31. a first connecting shell; 311. a first injection molding groove; 312. a first injection molding hole; 313. a first injection molded layer; 314. a first pregroove; 32. a second connection housing; 321. a second injection molding groove; 322. a second injection molding hole; 323. a second injection molded layer; 324. a second pregroove; 33. a first sealing ring; 34. a second sealing ring; 4. a drive motor; 41. a transmission gear; 5. a first slider; 51. a first standard backing plate; 6. a second slider; 61. a second standard backing plate; 7. a third slider; 71. a constant value backing plate; 72. matching a mold compensation base plate; 8. an anti-collision block; 9. a ram; 91. a main shaft; 92. and a third linear guide rail.

Detailed Description

The present application is described in further detail below with reference to figures 1-8.

The embodiment of the application discloses ram mounting structure of two crossbeam longmen milling machines.

Referring to fig. 1 and 2, the ram mounting structure of the double-beam gantry milling machine comprises two sliding seats 2 which are arranged oppositely, the cross sections of the top ends of the two sliding seats 2 are Contraband types with two opposite openings, each sliding seat 2 corresponds to two beams 1 of the double-beam gantry milling machine one by one, the side face of each sliding seat 2 departing from the Contraband type opening of the sliding seat is connected with the corresponding beam 1 in a sliding mode, and at least two groups of reinforcing connecting pieces 3 are connected between the two sliding seats 2 in an opposite mode. In the embodiment of the present application, the two sets of reinforcing connecting members 3 may be provided, and the two sets of reinforcing connecting members 3 correspond to two ends of the sliding base 2 in the extending direction of the beam 1 one by one, and an installation cavity 21 for installing the ram 9 and the spindle 91 is formed between the two sliding bases 2 and the two sets of reinforcing connecting members 3.

The two back side surfaces of the sliding seat 2 facing the self sliding direction are both provided with grooves 25, the grooves 25 are arranged in the middle of the longitudinal side surfaces of the sliding seat 2, the two sliding seats 2 extend oppositely, and the part with the cross section of Contraband type is longitudinally divided into two parts by the grooves 25. The reinforcing connecting piece 3 correspondingly comprises a first connecting shell 31 and a second connecting shell 32, wherein the first connecting shell 31 is connected between the two sliding seats 2 which are opposite above the groove 25, and the second connecting shell 32 is connected between the two sliding seats 2 which are opposite below the groove 25.

After the ram 9 is pre-installed in the installation cavity 21 and the two sliding seats 2 are connected with the corresponding beam 1 in a sliding manner, the first connecting shell 31 is connected between the two sliding seats 2 which are opposite above the groove 25, and the second connecting shell 32 is connected between the two sliding seats 2 which are opposite below the groove 25. The two first connecting shells 31 and the two sliding seats 2, and the two second connecting shells 32 and the two sliding seats 2 respectively form a two-layer-loop integral connecting structure longitudinally, so that the integral structural strength of the relative connection of the two sliding seats 2 is enhanced. When the cross beam 1 slides or suddenly stops, the acting force transmitted from the cross beam 1 to the corresponding slide seat 2 is directly transmitted to the other slide seat 2 and the cross beam 1 through the first connecting shell 31 and the second connecting shell 32, so that the acting force directly acting on the ram 9 by the cross beam 1 is reduced, and the stability of the ram 9 and the spindle 91 in the sudden stop or movement process of the cross beam 1 is improved.

Referring to fig. 2 and 3, the left slide 2 of left side fixed connection of first connecting shell 31, first groove 311 of moulding plastics has been seted up to the right side of first connecting shell 31, a plurality of first pregrooves 314 have evenly been seted up in the front of first connecting shell 31, a plurality of first pregrooves 314 horizontal direction set up two and vertically set up to the multiunit in order to adapt to the front size of first connecting shell 31, first connecting shell 31 is located first pregroove 314 and has seted up the first hole 312 of moulding plastics of the first groove 311 of moulding plastics of intercommunication towards one side of first groove 311 of moulding plastics.

Referring to fig. 3 and 4, when an operator manufactures the first connecting shell 31, a gap is reserved between the side surface of the first connecting shell 31, which is provided with the first injection molding groove 311, and the opposite sliding seat 2, and the first connecting shell 31 is positioned outside the opening end of the first injection molding groove 311 and fixedly wound with the first sealing ring 33. The operator fills the first injection molding layer 313 into the first injection molding groove 311 through the first injection molding hole 312 until the first injection molding groove 311 is completely filled and adheres to the corresponding sliding seat 2, and then bolts can be arranged from the first pre-manufactured groove 314 toward the side of the first injection molding groove 311 to further connect the first connecting shell 31 and the corresponding sliding seat 2.

Referring to fig. 2 and 3, the left side surface of the second connecting shell 32 is fixedly connected to the left sliding base 2, the right side surface of the second connecting shell 32 is provided with a second injection molding groove 321, the front surface of the first connecting shell 31 is uniformly provided with a plurality of second prefabricated grooves 324, the horizontal direction of the plurality of second prefabricated grooves 324 is provided with two and longitudinally arranged into a plurality of groups to adapt to the size of the front surface of the second connecting shell 32, and one side of the second prefabricated groove 324, which faces the second injection molding groove 321, of the second connecting shell 32 is provided with a second injection molding hole 322 communicated with the second injection molding groove 321.

Referring to fig. 3 and 5, when an operator manufactures the second connecting shell 32, a gap is reserved between the side surface of the second connecting shell 32, which is provided with the second injection molding groove 321, and the opposite sliding base 2, the second connecting shell 32 is positioned outside the open end of the second injection molding groove 321 and is fixedly wound with the second sealing ring 34, the operator fills the second injection molding layer 323 into the second injection molding groove 321 through the second injection molding hole 322 until the second injection molding groove 321 is completely filled and the corresponding sliding base 2 is bonded, and then a bolt can be arranged from the second prefabricating groove 324 toward one side of the second injection molding groove 321 to further connect the second connecting shell 32 and the corresponding sliding base 2.

The implementation principle of the ram mounting structure of the double-beam gantry milling machine in the embodiment of the application is as follows: after two slides 2 slide to connect and correspond crossbeam 1, there is the error in actual interval and the theoretical interval between two slides 2, when operating personnel makeed first connecting shell 31, second connecting shell 32, guarantee that first connecting shell 31, the design size of second connecting shell 32 is less than the theoretical interval between two slides 2, first connecting shell 31, second connecting shell 32 and one of them slide 2 fixed connection back promptly, the first face of moulding plastics groove 311 is seted up to first connecting shell 31, the second connecting shell 32 is seted up the face of the second groove 321 of moulding plastics and is reserved certain clearance between relative slide 2. Through first hole 312 of moulding plastics to first groove 311 of moulding plastics in, second hole 322 of moulding plastics to the second groove 321 of moulding plastics in to connect corresponding slide 2, compensate the clearance error of reserving, be favorable to compensating fast the error of theoretical interval and actual interval between two slides 2, strengthen two slide 2 connection structure intensity within a definite time. The first sealing ring 33 reduces the plastic filler seeped out of the first injection molding groove 311, and similarly, the second sealing ring 34 reduces the plastic filler seeped out of the second injection molding groove 321, so that the injection molding stability of the first injection molding layer 313 and the second injection molding layer 323 is improved.

The application also discloses a moving system of the ram mounting structure of the double-beam gantry milling machine.

Referring to fig. 1 and 2, the moving system of the ram mounting structure of the double-beam gantry milling machine comprises a ram 9 and a spindle 91 arranged at the lower end of the ram 9, and further comprises a pair of beams 1 arranged in parallel, two sliders 2 are sequentially and oppositely arranged between the two beams 1 along the opposite directions of the two beams 1, a first linear guide rail 12 and a second linear guide rail 13 are longitudinally and sequentially arranged on the opposite surfaces of the two beams 1 from top to bottom, the first linear guide rail 12 is close to the top end of the beam 1, and the second linear guide rail 13 is close to the bottom end of the beam 1. Two ends of the two beams 1 in the extending direction are in one-to-one correspondence and fixedly connected with end seats 11, and the top surfaces of the end seats 11 facing the sliding seat 2 are fixed with anti-collision blocks 8 for blocking the sliding seat 2.

Referring to fig. 6 and 7, the left and right back side surfaces of the ram 9 are respectively and longitudinally fixed with third linear guide rails 92, the same side of the third linear guide rails 92 is provided with two third linear guide rails 92 and is arranged on both sides of the ram 9 in the width direction, the inner side surface of the sliding seat 2 opposite to the third linear guide rails 92 is fixed with a third sliding block 7, and the third sliding block 7 is connected with the third linear guide rails 92 in a sliding manner. The ram 9 is provided with a screw motor mechanism to drive the ram 9 to drive the main shaft 91 to integrally lift and move between the two sliding seats 2 along the longitudinal direction. The usage and structure principle of the ram 9 and the main shaft 91 are the prior art, and are not described herein again.

Referring to fig. 4 and 5, the side of the sliding base 2 facing the first linear guide 12 is fixedly connected with a plurality of first sliding blocks 5 in sequence along the extending direction of the first linear guide 12, the side of the first sliding block 5 facing away from the first linear guide 12 is embedded and connected towards the side of the sliding base 2, and the first sliding block 5 is connected with the first linear guide 12 in a sliding manner.

The slide 2 has seted up mounting groove 24 towards the extending direction of second linear guide 13 along the extending direction of second linear guide 13, and the lower part of mounting groove 24 link up the bottom of slide 2, is fixed with a plurality of second sliders 6 along self extending direction in proper order in the mounting groove 24, and second slider 6 slides and connects second linear guide 13. The second linear guide rail 13 is matched with the first linear guide rail 12 to guide the sliding direction of the sliding seat 2, so that the sliding stability and precision of the sliding seat 2 are improved.

Referring to fig. 2 and 4, a first standard backing plate 51 is fixedly connected between the side surface of the sliding base 2 facing the first sliding block 5 and the first sliding block 5, and a second standard backing plate 61 is fixedly connected between the top groove wall of the mounting groove 24 of the sliding base 2 and the lower second sliding block 6. The operator installs the two sliding seats 2 one after the other, and the two first standard backing plates 51 are beneficial to keeping the correcting sliding seats 2 and the relative beam 1 relatively parallel, namely, reducing the pitch angle of the two sliding seats 2 between the two beams 1 along the relative direction of the two beams 1. Simultaneously the slide 2 supplies second slider 6 to install through mounting groove 24, and second slider 6 vertically upwards supports slide 2 this moment, puts into slide 2 and the back between the 6 vertical opposite face of second slider with second standard backing plate 61, is favorable to the height that a plurality of second sliders 6 supports corresponding slide 2 to be in same horizontal position, reduces two slides 2 promptly and produces the angle of inclination about following the 1 extending direction of crossbeam between two crossbeams 1, improves the space installation accuracy of slide 2.

Referring to fig. 6, a fixed value backing plate 71 is fixedly connected between the right slide carriage 2 and the opposite third slide carriage 7, and a matched mold compensation backing plate 72 is fixedly connected between the left slide carriage 2 and the opposite third slide carriage 7. The two sliding seats 2 are connected with the corresponding cross beam 1 in a sliding mode, the ram 9 is connected with the corresponding third linear guide rail 92 in a sliding mode through the third sliding block 7 on one side of the fixed value base plate 71, at the moment, the two sliding seats 2 are located and installed, the third sliding block 7 on one side is located and installed, and the third linear guide rail 92 on the other side and the corresponding sliding seat 2 are located at the moment. Because the multilayer transverse step structure layers such as the sliding seat 2 and the like between the two cross beams 1 are overlapped and have machining errors, and meanwhile, the installation extrusion deformation also exists between the overlapped structures layer by layer, so that the relative actual distance between the third linear guide rail 92 and the sliding seat 2 on the other side and the size of the third sliding block 7 have errors, at the moment, an operator forms the die matching compensation base plate 72 for compensating the errors through die matching, and the third sliding block 7 is matched to complete the sliding connection with the third linear guide rail 92 on the other side, so that the installation space precision of the ram 9 is improved.

Referring to fig. 2 and 8, a transmission groove 15 is formed in the position, facing the groove 25 of the slide carriage 2, of the cross beam 1 on the right side, and the transmission groove 15 is formed along the extending direction of the cross beam 1. The top groove wall of the transmission groove 15 is fixed with a transmission rack 14 along the extending direction, and teeth of the transmission rack 14 face downwards vertically. The mounting plate 22 is fixed in the groove 25 of the right slide carriage 2, and the plate surface of the mounting plate 22 faces the transmission groove 15 in parallel. The driving motor 4 is fixed on the surface of the mounting plate 22 departing from the transmission groove 15, the output end of the driving motor 4 vertically faces the transmission groove 15, penetrates through the mounting plate 22 and penetrates into the transmission groove 15, the output end of the driving motor 4 is fixedly connected with a transmission gear 41 with the same axis, and the transmission gear 41 is in meshing transmission with the transmission rack 14. An operator starts the driving motor 4 to drive the transmission gear 41 to rotate, so that the sliding seat 2, the ram 9 and the spindle 91 are driven to move along the transmission rack 14, the transmission precision of the transmission gear 41 and the transmission rack 14 is high, and the precision of the milling position corresponding to the ram 9 and the spindle 91 after the movement stop is favorably improved. Meanwhile, the transmission speed of the transmission gear 41 and the transmission rack 14 is high, which is beneficial to realizing the high-speed movement of the sliding seat 2, the ram 9 and the spindle 91.

Referring to fig. 7 and 8, the two mounting plates 22 are rotatably connected with the lubricating gears 23 on two opposite sides of the two transmission gears 41, and the lubricating gears 23 are meshed with the transmission rack 14. An operator sprays lubricating oil towards the lubricating gear 23 through the external lubricating pipe, and when the sliding seat 2 moves along the transmission rack 14, the lubricating gear 23 is synchronously meshed with and lubricates teeth of the transmission rack 14, so that the lubricating effect of the transmission rack 14 is improved, the abrasion of the transmission rack 14 and the transmission gear 41 in the meshing transmission process is reduced, and the service lives of the transmission rack 14 and the transmission gear 41 are prolonged.

The implementation principle of the moving system of the ram mounting structure of the double-beam gantry milling machine in the embodiment of the application is as follows: an operator firstly installs one of the sliding bases 2, one of the sliding bases 2 is fixedly connected with a first sliding block 5 through a first standard base plate 51 and a bolt, and is fixedly connected with a second sliding block 6 through a second standard base plate 61 and a bolt, so that the correcting sliding base 2 and the relative beam 1 are kept relatively parallel, a plurality of second sliding blocks 6 support that the heights of the corresponding sliding bases 2 are at the same horizontal position, the space installation precision of the sliding bases 2 is improved, the side surface of a third linear guide rail 92 facing one side in the sliding base 2 is fixedly connected with a third sliding block 7 through a fixed value base plate 71 and is connected with a corresponding third linear guide rail 92 in a sliding manner, then the other sliding base 2 is installed in a similar manner, a die matching compensation base plate 72 is matched according to the distance between the third linear guide rail 92 and the inner side wall of the relative sliding base 2 and the error size of the third sliding block 7, then the die matching compensation base plate 72 and the corresponding third sliding block 7 are connected through bolts outside the sliding base 2, and the third slide block 7 is simultaneously connected with the corresponding third linear guide rail 92 in a sliding way, so that the sliding connection structure of the whole ram 9 is completed.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. The utility model provides a ram mounting structure of two crossbeam longmen milling machine which characterized in that: including dual-purpose slide (2) of connecting two crossbeams (1) and one-to-one in sliding, two slide (2) relatively be connected with and be no less than two sets of intensive connecting piece (3), and be no less than two sets of intensive connecting piece (3) set gradually along crossbeam (1) extending direction, two slide (2) and two sets of be formed with installation cavity (21) that are used for installing ram (9) between intensive connecting piece (3) relatively.

2. The ram mounting structure of a double-beam gantry milling machine according to claim 1, wherein: strengthen connecting piece (3) including setting up two first connecting shell (31) between slide (2) is relative, one of them of first connecting shell (31) fixed connection slide (2), first connecting shell (31) are towards another first groove (311) of moulding plastics has been seted up to the side of slide (2), just first connecting shell (31) are seted up the side of first groove (311) of moulding plastics and are relative it has the clearance to reserve between slide (2), seted up the intercommunication on first connecting shell (31 first injection hole (312) of first groove (311) of moulding plastics.

3. The ram mounting structure of a double-beam gantry milling machine according to claim 2, wherein: strengthen connecting piece (3) still including setting up two second connecting shell (32) between slide (2) is relative, second connecting shell (32) fixed connection one of them slide (2), second connecting shell (32) are towards another the second groove (321) of moulding plastics has been seted up to the side of slide (2), just second connecting shell (32) are seted up the second and are moulded plastics the side of groove (321) and relative it has the clearance to reserve between slide (2), set up the intercommunication on second connecting shell (32) the second of the second groove (321) of moulding plastics is moulded plastics hole (322).

4. The ram mounting structure of a double-beam gantry milling machine according to claim 3, wherein: a first sealing ring (33) is fixedly wound on the outer side of the opening end of the first injection molding groove (311) of the first connecting shell (31);

and the second connecting shell (32) is positioned outside the open end of the second injection molding groove (321) and is fixedly wound with a second sealing ring (34).

5. A moving system of a ram mounting structure of a double beam gantry milling machine applying the double beam gantry milling machine according to any one of claims 1 to 4, comprising a ram (9), characterized in that: the device is characterized by further comprising two beams (1) which are arranged on two opposite sides of the two sliding seats (2) in parallel and correspond to each other one by one, wherein a first linear guide rail (12) is fixed on each beam (1) along the extending direction of the beam, and the sliding seats (2) are fixedly connected with a plurality of first sliding blocks (5) which are used for being connected with the first linear guide rails (12) in a sliding manner;

the beam (1) is fixed with a transmission rack (14) along the extending direction of the beam, the sliding seat (2) is fixedly connected with a driving motor (4), the output end of the driving motor (4) is fixedly connected with a transmission gear (41) with the same axis, and the transmission gear (41) is meshed with the transmission rack (14).

6. The moving system of a ram mounting structure of a double-beam gantry milling machine according to claim 5, wherein: the sliding seat (2) is rotatably connected with a lubricating gear (23), and the lubricating gear (23) is meshed with the transmission rack (14).

7. The moving system of a ram mounting structure of a double-beam gantry milling machine according to claim 5, wherein: and a second linear guide rail (13) is fixed on the cross beam (1) along the extending direction of the cross beam, and a plurality of second sliding blocks (6) which are used for sliding connection with the second linear guide rail (13) are fixedly connected with the sliding base (2).

8. The moving system of a ram mounting structure of a double-beam gantry milling machine according to claim 7, wherein: a first standard base plate (51) is fixedly connected between the sliding seat (2) and the first sliding block (5), and the sliding seat (2) is adjusted to be parallel to the opposite side surface of the corresponding cross beam (1) by the first standard base plate (51);

the supply has been seted up in slide (2) mounting groove (24) of second slider (6) installation, mounting groove (24) with fixedly connected with second standard backing plate (61) between the vertical opposite face of second slider (6), second standard backing plate (61) adjustment slide (2) each relatively the connection face of second slider (6) is in same horizontal position.

9. The moving system of a ram mounting structure of a double-beam gantry milling machine according to claim 7, wherein: ram (9) orientation the lateral wall of slide (2) is fixed with third linear guide (92) along self axial, slide (2) fixedly connected with is used for sliding the connection third slider (7) of third linear guide (92), and one of them slide (2) and correspond fixedly connected with definite value backing plate (71) between third slider (7), another fixedly connected with joins in marriage mould compensation backing plate (72) between slide (2) and the third slider (7) that corresponds.

10. The moving system of a ram mounting structure of a double-beam gantry milling machine according to claim 5, wherein: the end parts of the two cross beams (1) are oppositely connected with end seats (11), and the end seats (11) are provided with anti-collision blocks (8) towards the sliding seat (2).

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