Machine special for automatic machining of portal frame

Abstract

The utility model discloses a special machine for automatically machining a portal frame, which relates to the technical field of machining and comprises a machining mechanism, and the machining mechanism comprises a workbench, a double-station rotary clamp and a portal frame. A longitudinal sliding rail is arranged on the workbench, and a sliding plate is arranged on the longitudinal sliding rail; the double-station rotary clamp is fixedly mounted on the sliding plate and comprises a base, two horizontally adjacent through holes are formed in the base, and rotating mechanisms are arranged in the through holes; the rotating mechanism comprises a rotating cylinder body matched with the through hole in shape, the rotating cylinder body is rotatably installed in the through hole through a bearing, and the two ends of the rotating cylinder body extend out of the through hole and then are connected with the annular disc. A clamping mechanism used for clamping a workpiece is arranged on the outer side face of the annular disc. The base is provided with a driving mechanism for driving the rotating mechanism to rotate; the portal frame is transversely arranged on the workbench in a crossing mode, a transverse sliding rail is arranged on a cross beam of the portal frame, and a spindle mechanism used for installing a cutter is arranged on the transverse sliding rail in a sliding mode.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical processing, in particular to a special machine for automatic processing of a door frame. Background Art

[0002] When processing the portal frame in the prior art, the portal frame channel steel needs to be positioned so as to carry out subsequent processing operations. However, since the portal frame channel steel is long and needs to be processed at multiple angles, the existing positioning mechanism cannot meet the above requirements.

[0003] In addition, existing processing devices cannot meet the requirements of automatic processing. Utility Model Content

[0004] In view of the defects existing in the prior art, the purpose of the utility model is to provide a special machine for automatic processing of gantry, which can be suitable for gantry channel steels with longer lengths and can drive them to rotate 360 ​​degrees to meet different processing angles, while realizing automatic processing of the gantry.

[0005] To achieve the above objectives, the technical solution adopted by the utility model is: a special machine for automatic gantry processing, including a processing mechanism, which includes a workbench, a double-station rotary clamp and a gantry; a longitudinal slide rail is provided on the workbench, and a slide plate is provided on the longitudinal slide rail; the double-station rotary clamp is fixedly installed on the slide plate, including a base, the base is provided with two horizontally adjacent through holes, and a rotating mechanism is provided in the through hole; the rotating mechanism includes a rotating cylinder body that is adapted to the shape of the through hole, the rotating cylinder body is rotatably installed in the through hole through bearings, and the two ends of the rotating cylinder body are respectively extended from the through hole and connected to the annular disc; a clamping mechanism for clamping a workpiece is provided on the outer side of the annular disc; the base is provided with a driving mechanism for driving the rotating mechanism to rotate; the gantry is laterally straddled on the workbench, and the crossbeam of the gantry is provided with a transverse slide rail, and a spindle mechanism for installing a tool is slidably provided on the transverse slide rail.

[0006] A further improvement is that the gantry is provided with a tool magazine for storing tools and a control screen for controlling the spindle mechanism.

[0007] A further improvement is that a chip conveyor and a cutting trolley are arranged beside the workbench.

[0008] A further improvement is that a main engine electric control cabinet, an integrated electric cabinet, a pneumatic control box and a hydraulic station are arranged beside the workbench.

[0009] A further improvement is that a lifting roller and a conveying roller are provided on the feeding side and / or the discharging side of the processing mechanism.

[0010] A further improvement is that the lifting roller table comprises a first frame, on which a first roller and a first motor for driving the first roller are arranged; and a lifting cylinder and a guide rod group are arranged at the bottom of the first frame.

[0011] A further improvement is that a plurality of guides are arranged on the first frame, and positioning clamps are arranged at the adjacent ends of the first frame and the processing mechanism.

[0012] Further improvements are: the conveyor roller includes a second frame, on which a second roller and a second motor for driving the second roller are arranged; a first stopper is arranged at the feed end of the second frame, and a second stopper is arranged at the discharge end of the second frame; a material distributor is arranged at the bottom of the second frame.

[0013] Further improvements are: a detection switch is provided on the inner side wall of the through hole; the clamping mechanism comprises a first hydraulic clamp and a second hydraulic clamp arranged opposite to each other up and down; the first hydraulic clamp is located directly below the workpiece, comprises a support seat, a first hydraulic cylinder and a first slide seat and a second slide seat arranged opposite to each other; the support seat is fixedly connected to the annular disc, and the top surface of the support seat is used to support the bottom of the workpiece; a slide groove is provided on the top surface of the support seat; the first slide seat and the second slide seat are slidably arranged in the slide groove respectively; the first hydraulic cylinder is installed on the support seat to drive the first slide seat and the second slide seat to slide, and then respectively support the left and right sides of the workpiece; the first slide seat is in the shape of a rectangular parallelepiped, and the side of the first slide seat opposite to the workpiece is a supporting surface; the side of the second slide seat opposite to the workpiece is provided with a supporting block; the second hydraulic clamp is located directly above the workpiece, comprises a second hydraulic cylinder, and the piston rod of the second hydraulic cylinder is connected to a downward pressing block for pressing the top of the workpiece.

[0014] Further improvements are: the driving mechanism includes a worm wheel, a worm and a servo motor; the worm wheel is fixedly arranged on the outside of the rotating cylinder; the worm is meshed with the worm wheel; the servo motor is connected to the worm for driving the worm to rotate; worms are respectively arranged at the bottom of the two rotating cylinders, and the two worms are connected by a coupling; one of the worms is connected to the output shaft of the servo motor; and a lubricating oil pool is arranged at a position inside the base opposite to the worm.

[0015] The beneficial effects of the utility model are:

[0016] 1. In the utility model, the automatic processing of the door frame is realized by cooperating with the lifting roller and the conveying roller through the processing mechanism.

[0017] 2. The utility model can be applied to portal channel steels with a longer length, and can drive the portal channel steels to rotate 360 ​​degrees to meet different processing angles.

[0018] 3. In the utility model, a double-station design is adopted, and the symmetrical characteristics of the portal frame channel steel can be processed simultaneously, thereby improving work efficiency.

[0019] 4. In the utility model, the clamping mechanism realizes accurate clamping and positioning of the portal frame channel steel through the cooperation of the first hydraulic clamp and the second hydraulic clamp.

[0020] 5. In the present invention, the motor is used in conjunction with the worm gear structure to control the rotation angle of the rotating mechanism, with hydraulic precision positioning and locking every 90°. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 A three-dimensional diagram of a processing mechanism in an embodiment of the utility model;

[0022] Figure 2 It is a side view of the processing mechanism in the embodiment of the utility model;

[0023] Figure 3 A top view of a processing mechanism in an embodiment of the utility model;

[0024] Figure 4 A three-dimensional diagram of a double-station rotary fixture for machining a door frame in an embodiment of the utility model;

[0025] Figure 5 This is a front view of a double-station rotary fixture for machining a door frame in an embodiment of the utility model;

[0026] Figure 6 for Figure 5 A cross-sectional view of

[0027] Figure 7 It is a side view of a double-station rotary fixture for machining a door frame in an embodiment of the utility model;

[0028] Figure 8 for Figure 7 A cross-sectional view of

[0029] Fig. 9 It is an enlarged schematic diagram of the clamping mechanism in the embodiment of the utility model;

[0030] Fig.10 This is a structural schematic diagram of a special machine for automatic processing of a gantry in an embodiment of the utility model;

[0031] Fig.11 It is a schematic diagram of the structure of the lifting roller and the conveying roller in the embodiment of the utility model.

[0032] Reference numerals:

[0033] 1- Processing organization;

[0034] 11-working table; 111-longitudinal slide rail; 112-slide plate;

[0035] 12-double-station rotary fixture; 121-base; 1211-through hole; 1212-detection switch;

[0036] 122-rotating mechanism; 1221-rotating cylinder; 1222-bearing; 1223-annular disc; 123-driving mechanism; 1231-servo motor; 1232-worm; 1233-coupling; 1234-worm wheel; 124-clamping mechanism; 1241-first hydraulic clamp; 12411-support seat; 12412-slideway; 12413-first slide seat; 12414-second slide seat; 12415-holding block; 12416-first hydraulic cylinder; 1242-second hydraulic clamp; 12421-second hydraulic cylinder; 12422-down block;

[0037] 13-gantry; 131-lateral slide rail; 132-spindle mechanism; 133-control screen; 134-tool magazine;

[0038] 14-chip conveyor; 141-cutting trolley; 15-main machine electric control cabinet; 16-integrated electric cabinet; 17-pneumatic control box; 18-hydraulic station;

[0039] 2-lifting roller; 21-first frame; 22-first roller; 23-first motor; 24-lifting cylinder; 25-guide rod group; 26-positioning clamp; 27-guide;

[0040] 3- conveying roller; 31- second frame; 32- second roller; 33- second motor; 34- first stopper; 35- second stopper; 36- material distributor. DETAILED DESCRIPTION

[0041] The embodiments of the present invention are described in detail below. The embodiments are shown in the accompanying drawings, wherein the same or similar numbers throughout represent the same or similar elements or elements with the same or similar functions.

[0042] In the description of the present invention, it should be noted that directional words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", etc., indicating directions and positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of narrating the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and cannot be understood as limiting the specific protection scope of the present invention.

[0043] In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features. Therefore, the definition of "first" and "second" features can explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of "several" and "a number" is two or more, unless otherwise clearly and specifically defined.

[0044] The following is a further description of the specific implementation of the utility model in conjunction with the drawings of the specification, so that the technical solution and its beneficial effects of the utility model are clearer and more explicit. The following description of the embodiments with reference to the drawings is exemplary and intended to explain the utility model, but cannot be understood as limiting the utility model.

[0045] See also Figure 1 to Figure 3 As shown, the embodiment of the utility model provides a special machine for automatic gantry processing, including a processing mechanism 1, the processing mechanism 1 includes a workbench 11, a double-station rotary fixture 12 and a gantry 13; a longitudinal slide rail 111 is provided on the workbench 11, and a slide plate 112 is provided on the longitudinal slide rail 111; specifically, a chip conveyor 14 and a cutting trolley 141 are provided next to the workbench 11. A main machine electric control cabinet 15, an integrated electric cabinet 16, a pneumatic control box 17 and a hydraulic station 18 are provided next to the workbench 11.

[0046] See also Figures 4 to 9As shown, the double-station rotary fixture 12 is fixedly installed on the slide 112, including a base 121, the base 121 is provided with two horizontally adjacent through holes 1211, and a rotating mechanism 122 is arranged in the through hole 1211; the rotating mechanism 122 includes a rotating cylinder body 1221 adapted to the shape of the through hole 1211, the rotating cylinder body 1221 is rotatably installed in the through hole 1211 through a bearing 1222, and the two ends of the rotating cylinder body 1221 extend from the through hole 1211 and are connected to the annular disk 1223 The outer side of the annular disc 1223 is provided with a clamping mechanism 124 for clamping the workpiece; the base 121 is provided with a driving mechanism 123 for driving the rotating mechanism 122 to rotate; specifically, the inner wall of the through hole 1211 is provided with a detection switch 1212; the clamping mechanism 124 includes a first hydraulic clamp 1241 and a second hydraulic clamp 1242 arranged opposite to each other up and down; the first hydraulic clamp 1241 is located directly below the workpiece, and includes a support seat 12411, a first hydraulic cylinder 1 2416 and the first slide 12413 and the second slide 12414 arranged opposite to each other; the support seat 12411 is fixedly connected to the annular disc 1223, and the top surface of the support seat 12411 is used to support the bottom of the workpiece; the top surface of the support seat 12411 is provided with a slide groove 12412; the first slide 12413 and the second slide 12414 are respectively slidably arranged in the slide groove 12412; the first hydraulic cylinder 12416 is installed on the support seat 12411 to drive the first slide 124 13 and the second slide 12414 slide, thereby respectively abutting the left and right sides of the workpiece; the first slide 12413 is in the shape of a rectangular parallelepiped, and the side of the first slide 12413 opposite to the workpiece is abutting surface; the second slide 12414 is provided with a holding block 12415 on the side opposite to the workpiece; the second hydraulic clamp 1242 is located directly above the workpiece, and includes a second hydraulic cylinder 12421, and the piston rod of the second hydraulic cylinder 12421 is connected to a pressing block 12422 for pressing the top of the workpiece. The driving mechanism 123 includes a worm wheel 1234, a worm 1232 and a servo motor 1231; the worm wheel 1234 is fixedly arranged on the outside of the rotating drum body 1221; the worm 1232 is meshed with the worm wheel 1234; the servo motor 1231 is connected to the worm 1232, and is used to drive the worm 1232 to rotate; worms 1232 are respectively arranged at the bottom of the two rotating drum bodies 1221, and the two worms 1232 are connected by a coupling 1233; one of the worms 1232 is connected to the output shaft of the servo motor 1231; a lubricating oil pool is arranged at a position opposite to the worm 1232 inside the base 121.

[0047] The gantry 13 is laterally arranged across the workbench 11, and the crossbeam of the gantry 13 is provided with a transverse slide rail 131, and a spindle mechanism 132 for installing a tool is slidably arranged on the transverse slide rail 131. Specifically, the gantry 13 is provided with a tool magazine 134 for storing tools and a control screen 133 for controlling the spindle mechanism 132.

[0048] See also Fig.10 As shown, a lifting roller table 2 and a conveying roller table 3 are provided on the feeding side and / or the discharging side of the processing mechanism 1 .

[0049] See also Fig.11 As shown, the lifting roller table 2 includes a first frame 21, on which a first roller 22 and a first motor 23 for driving the first roller 22 are arranged; a lifting cylinder 24 and a guide rod group 25 are arranged at the bottom of the first frame 21. Specifically, a plurality of guides 27 are arranged on the first frame 21, and a positioning clamp 26 is arranged at the adjacent end of the first frame 21 and the processing mechanism 1.

[0050] See also Fig.11 As shown, the conveyor roller 3 includes a second frame 31, on which a second roller 32 and a second motor 33 for driving the second roller 32 are arranged; a first stopper 34 is arranged at the feed end of the second frame 31, and a second stopper 35 is arranged at the discharge end of the second frame 31; and a distributor 36 is arranged at the bottom of the second frame 31.

[0051] The utility model is applied to the contour surface processing and hole processing of profiles such as forklift door frame columns, and has the advantages of high efficiency and stable precision control, and is suitable for efficient processing of symmetrical parts of longer rectangular profiles. The equipment includes an automatic feeding roller, a main machine and an automatic discharging roller. The parts to be processed are arranged on the automatic feeding roller, and are automatically fed into the main machine by the roller for automated processing of each process. The processed parts are fed into the automatic unloading roller by the main machine, and the processing is completed.

[0052] In the description of the specification, the description with reference to the terms "one embodiment", "preferably", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model, and the schematic expressions of the above terms in this specification do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner.

[0053] Through the description of the above structure and principle, technicians in the relevant technical field should understand that the present invention is not limited to the above-mentioned specific implementation methods. Improvements and substitutions based on the present invention using the known technology in the field all fall within the protection scope of the present invention and should be defined by the claims.

Claims

1. A machine for automatic processing of a gantry, comprising a processing mechanism (1), characterized in that: The processing mechanism (1) comprises a workbench (11), a double-station rotary fixture (12) and a gantry (13); The workbench (11) is provided with a longitudinal slide rail (111), and a slide plate (112) is provided on the longitudinal slide rail (111); The double-station rotary clamp (12) is fixedly mounted on the slide plate (112), and comprises a base (121). The base (121) is provided with two horizontally adjacent through holes (1211), and a rotating mechanism (122) is arranged in the through hole (1211); the rotating mechanism (122) comprises a rotating cylinder (1221) whose shape matches that of the through hole (1211), and the rotating cylinder (1221) is rotatably mounted in the through hole (1211) via a bearing (1222), and two ends of the rotating cylinder (1221) extend out of the through hole (1211) and are connected to an annular disc (1223); a clamping mechanism (124) for clamping a workpiece is arranged on the outer side surface of the annular disc (1223); the base (121) is provided with a driving mechanism (123) for driving the rotating mechanism (122) to rotate; The gantry (13) is laterally straddled on the workbench (11), and a transverse slide rail (131) is provided on the crossbeam of the gantry (13), and a spindle mechanism (132) for installing a tool is slidably provided on the transverse slide rail (131).

2. The automatic processing machine for door frame according to claim 1 is characterized in that: The gantry (13) is provided with a tool magazine (134) for storing tools and a control screen (133) for controlling the spindle mechanism (132).

3. The automatic processing machine for door frame according to claim 1 is characterized in that: A chip conveyor (14) and a cutting trolley (141) are arranged beside the workbench (11).

4. The automatic processing machine for door frame according to claim 1 is characterized in that: A main machine electric control cabinet (15), an integrated electric cabinet (16), a pneumatic control box (17) and a hydraulic station (18) are arranged beside the workbench (11).

5. The automatic processing machine for door frame according to claim 1 is characterized in that: The feeding side and / or the discharging side of the processing mechanism (1) are provided with a lifting roller table (2) and a conveying roller table (3).

6. The automatic processing machine for door frame according to claim 5 is characterized in that: The lifting roller table (2) comprises a first frame (21), on which a first roller (22) and a first motor (23) for driving the first roller (22) are arranged; a lifting cylinder (24) and a guide rod group (25) are arranged at the bottom of the first frame (21).

7. The automatic processing machine for door frame according to claim 6 is characterized in that: A plurality of guides (27) are arranged on the first frame (21), and a positioning clamp (26) is arranged at the adjacent end of the first frame (21) and the processing mechanism (1).

8. The automatic processing machine for door frame according to claim 5 is characterized in that: The conveying roller (3) comprises a second frame (31), on which a second roller (32) and a second motor (33) for driving the second roller (32) are arranged; a first stopper (34) is arranged at a feeding end of the second frame (31), and a second stopper (35) is arranged at a discharging end of the second frame (31); and a distributor (36) is arranged at the bottom of the second frame (31).

9. The automatic processing machine for door frame according to claim 1 is characterized in that: The inner wall of the through hole (1211) is provided with a detection switch (1212); the clamping mechanism (124) comprises a first hydraulic clamp (1241) and a second hydraulic clamp (1242) which are arranged opposite to each other in the upper and lower parts; the first hydraulic clamp (1241) is located directly below the workpiece, and comprises a support seat (12411), a first hydraulic cylinder (12416), and a first slide seat (12413) and a second slide seat (12414) which are arranged opposite to each other; the support seat (12411) is fixedly connected to the annular disc (1223), and the top surface of the support seat (12411) is used to support the bottom of the workpiece; the top surface of the support seat (12411) is provided with a slide groove (12412); the first slide seat (12413) and the second slide seat ( 12414) are respectively slidably arranged in the slide groove (12412); the first hydraulic cylinder (12416) is installed on the support seat (12411) to drive the first slide seat (12413) and the second slide seat (12414) to slide, thereby respectively holding the left and right sides of the workpiece; the first slide seat (12413) is in the shape of a rectangular parallelepiped, and the side of the first slide seat (12413) opposite to the workpiece is a holding surface; the side of the second slide seat (12414) opposite to the workpiece is provided with a holding block (12415); the second hydraulic clamp (1242) is located directly above the workpiece, and includes a second hydraulic cylinder (12421), and the piston rod of the second hydraulic cylinder (12421) is connected to a pressing block (12422) for pressing the top of the workpiece.

10. The automatic door frame processing machine according to claim 1 is characterized in that: The driving mechanism (123) comprises a worm wheel (1234), a worm (1232) and a servo motor (1231); the worm wheel (1234) is fixedly arranged on the outside of the rotating drum body (1221); the worm (1232) is meshed with the worm wheel (1234); the servo motor (1231) is connected to the worm (1232) and is used to drive the worm (1232) to rotate; the bottoms of the two rotating drum bodies (1221) are respectively provided with worm wheels (1232), and the two worm wheels (1232) are connected via a coupling (1233); one of the worm wheels (1232) is connected to the output shaft of the servo motor (1231); and a lubricating oil pool is provided at a position opposite to the worm (1232) inside the base (121).

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