CN217045413U - Novel cross axle rotating machine - Google Patents

Abstract

The utility model belongs to the technical field of the cross axle processing, and a novel cross axle changes machine is disclosed, which comprises a frame, the top fixed mounting of frame has the lathe bed, the right-hand member fixed mounting of frame has the lifting mechanism, the rear fixed mounting of frame has the feed mechanism who is located lifting mechanism rear, feed mechanism's output part fixed mounting has the stock guide. The utility model discloses a slip table mechanism, low cost, processing is convenient, the rigidity is good, it is big to change former steel spare deformation, QT450 nodular cast iron now changes into, bear big rule, it is little to improve former atress, the part size is unstable to process out, and headstock mechanism has the rigidity good, bending strength is strong, change former steel sheet welding, change QT450 nodular cast iron now, processing is convenient, can keep the machining precision, improve former costly, the inaccurate difficult problem of machining precision, the main shaft can the high rotational speed, the lathe can not vibrate, it is high to improve former central height, the rigidity is poor, the main shaft phenomenon of shaking, the machining efficiency is improved.

Description

Novel cross shaft rotating machine

Technical Field

The utility model belongs to the technical field of the cross axle processing, specifically a novel cross axle changes machine.

Background

The cross shaft is also called a ten-joint, namely a universal joint, and is called a universal joint, and is a part for realizing variable-angle power transmission, is used for positions where the direction of a transmission axis needs to be changed, and is a joint part of a universal transmission device of an automobile driving system, the cross shaft type rigid universal joint is a non-constant velocity universal joint widely used on an automobile, the maximum intersection angle of two adjacent shafts is allowed to be 15-20 degrees, and the cross shaft is one of key parts of the cross shaft type rigid universal joint.

The universal joint pin has high requirement on the precision during machining, the universal joint pin rotating machine is generally used for machining universal joint pin parts in the prior art, but the universal joint pin rotating machine used at present has a plurality of problems in actual machining, for example, conveying of the universal joint pin parts is generally pushed by using an air cylinder, the speed is difficult to control when the air cylinder is used for pushing, the material clamping phenomenon is easily caused, an electric cylinder is generally used for controlling in a feeding mechanism, the problems of high cost, small torque control, incapability of machining large parts, troublesome adjustment, difficult maintenance and high cost and only adaptation to small part machining exist, the universal joint pin can only realize machining of a single end face during machining, the other end face can be machined only by manually assisting after machining of the single end face, and the efficiency is low.

Disclosure of Invention

The utility model aims at the above problem, the utility model provides a novel cross axle changes machine has the higher and higher advantage of degree of automation of machining efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: a novel cross shaft rotating machine comprises a machine frame, wherein a machine body is fixedly mounted at the top end of the machine frame, a material lifting mechanism is fixedly mounted at the right end of the machine frame, a feeding mechanism positioned behind the material lifting mechanism is fixedly mounted at the rear part of the machine frame, a material guide plate is fixedly mounted at the output end part of the feeding mechanism, a feeding mechanism is fixedly mounted at the position, close to the right side, of the top end of the machine frame, a sliding table mechanism is fixedly mounted at the left end of the feeding mechanism, a rotating mechanism positioned on the right side of the material guide plate is fixedly mounted at the left end of the sliding table structure, a headstock mechanism positioned on the left side of the material guide plate is fixedly mounted at the left end of the machine frame, a discharging mechanism positioned at the front end of the headstock structure is fixedly mounted at the front end of the headstock structure, a protective shell is fixedly mounted at the outer side surface of the machine frame, a protective door is movably connected at the top end of the protective shell through a hinge, and an operating panel is fixedly mounted at the left side of the front of the protective shell, the frame and the headstock mechanism are integrally designed, the material is QT450 nodular cast iron, the rigidity is improved, meanwhile, the precision of stably processing parts is kept, and the problem of poor precision caused by welding the segmented machine body by the original steel plate is solved.

As the utility model discloses a novel cross axle changes preferred technical scheme of machine, it includes the feeding case to carry material mechanism, the one end of feeding case and one side fixed connection of frame, the equal fixed mounting in the left and right sides on feeding case top has the curb plate, two the inside movable mounting of curb plate has the delivery board, the front equidistance fixed mounting of delivery board has the plate washer, the top movable mounting of curb plate has the driving shaft, the lateral surface fixed mounting of driving shaft has the action wheel, the transmission is connected between delivery board and the action wheel, carries material mechanism to improve the unable easy card material problem of adjusting of original cylinder, and the cost is high, and the benefit just can adjust speed at will.

As the utility model discloses a novel cross-axle changes preferred technical scheme of machine, the feed structure includes first frame, the inside fixed mounting of first frame has first servo motor, first servo motor output shaft portion fixed mounting has first transmission shaft, the below of first transmission shaft is equipped with first driven shaft, the left side fixed mounting of first driven shaft has the lead screw, the screw thread cup joints between slip table mechanism and the lead screw, first belt has been cup jointed in the activity between first driving shaft and the first driven shaft, first driving shaft is connected through the transmission between first belt and the first driven shaft.

As the utility model discloses a novel cross axle changes preferred technical scheme of machine, slip table mechanism includes the slip table seat, the screw thread cup joints between the inside of slip table seat and the lead screw, the top movable mounting of slip table seat has the slider, the left end fixed mounting of slider has the extension plate, the one end and the rotary mechanism fixed connection of extension plate, feed mechanism adopt first servo motor and lead screw direct control, feed the regulation convenience, the atress is big, the lead screw increase, the moment of torsion is big, the feed quantity high efficiency, and slip table mechanism, with low costs, processing is convenient, and the rigidity is good, it is big to change former steel and warp, changes QT450 nodular cast iron into now, bears big wire gauge, improves former atress little, and processing comes out part size unstability.

As a preferred technical proposal of the novel cross axle rotating machine of the utility model, the rotating mechanism comprises a mounting rack, the mounting rack is fixedly connected between extension plates, the bottom end of the mounting rack is movably provided with a processing seat, the top end of the mounting rack is fixedly provided with a limiting cylinder positioned right above the processing seat, the right side of the bottom end of the mounting rack is fixedly provided with a speed reducer, the bottom end of the speed reducer is fixedly provided with a second servo motor, the output shaft of the second servo motor is connected with the input end of the speed reducer, the output end of the speed reducer is fixedly connected with the bottom end of the processing seat, after the processing is finished with one end surface, the second servo motor is started to drive the processing seat to rotate through the speed reducer, so that the processing seat rotates ninety degrees to process the other end surface of the workpiece, and the step is repeated to process the residual end surface and the cross axle end surface, the angle R, the oblique angle and the central hole are formed in one step, the device is suitable for machining of cross shaft parts with the diameters of 18-24mm, and is high in positioning accuracy, high in repetition accuracy, high in efficiency, high in qualification rate and high in automation degree.

As the optimized technical proposal of the novel cross axle rotating machine of the utility model, the headstock mechanism comprises a headstock, the headstock is fixedly connected with the lathe bed, the left end of the headstock is movably provided with a main shaft, the middle part of the right end of the headstock is provided with a processing cavity, the left side and the right side of the top end of the headstock are respectively movably provided with a pushing clamping jaw and a feeding clamping jaw, the lower part of the headstock is provided with a main motor, the main motor is fixedly connected with the frame, the output shaft part of the main motor is fixedly provided with a total shaft, the outer side surfaces of the total shaft and the main shaft are movably sleeved with a synchronous belt, the total shaft is in transmission connection with the main shaft through the synchronous belt, the headstock mechanism has good rigidity and strong bending strength, the original steel plate welding is changed, the QT450 nodular cast iron is changed now, the processing is convenient, the processing precision can be kept, the original QT is improved, the machining precision is not accurate, the main shaft can rotate at a high speed, the machine tool cannot vibrate, the phenomena of high original center height, poor rigidity and vibration of the main shaft are improved, and the machining efficiency is improved.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a with frame and headstock mechanism overall design, the material is QT450 nodular cast iron, keeps the precision of stable processing part when improving the rigidity, improves the poor problem of precision that former steel sheet welding segmentation fuselage caused; the feeding mechanism is directly controlled by the first servo motor and the screw rod, so that the feeding adjustment is convenient, the stress is large, the screw rod is increased, the torque is large, and the feeding amount is rapid and efficient; the material lifting mechanism solves the problem that the original cylinder cannot be adjusted and is easy to clamp materials, and has the advantages of low cost, high benefit and capability of adjusting the speed at will; the sliding table mechanism is low in cost, convenient to machine, good in rigidity, large in deformation of an original steel part, capable of changing QT450 nodular cast iron into the original one, capable of bearing a large wire gauge, small in original stress improvement, unstable in size of a machined part, good in rigidity of the headstock mechanism, strong in bending strength, capable of changing original steel plate welding, QT450 nodular cast iron is changed into the original one, convenient to machine, capable of keeping machining precision, high in original cost and inaccurate in machining precision, capable of enabling the main shaft to be high in rotating speed, free of vibration of a machine tool, high in original center height, poor in rigidity and capable of improving the vibration phenomenon of the main shaft, and machining efficiency is improved.

2. The utility model discloses a be provided with rotary mechanism, after a terminal surface is accomplished in the reprocessing, second servo motor starts to drive the processing seat through the reduction gear and rotates, make the rotatory another terminal surface of ninety degrees pair work piece of processing seat process, and repeat this step processing surplus terminal surface, workable cross axle terminal surface, R angle and oblique angle and centre bore one shot forming, the adaptation diameter is the processing of 18-24mm cross axle part, positioning accuracy is high, the repeatability is high, the efficiency is higher and the qualification rate is high, degree of automation is higher.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of the material lifting structure of the present invention;

fig. 4 is a schematic view of the feeding mechanism and the sliding table mechanism of the present invention;

fig. 5 is a schematic view of the rotating structure of the present invention;

FIG. 6 is a schematic transmission diagram of the headstock structure of the present invention;

fig. 7 is a schematic diagram of the processing chamber structure of the present invention.

In the figure: 1. a frame; 2. a protective shell; 3. a bed body; 4. a protective door; 5. an operation panel; 6. a material lifting mechanism; 601. a feeding box; 602. a side plate; 603. a driving wheel; 604. a drive shaft; 605. a conveying plate; 606. a baffle plate; 7. a feeding mechanism; 8. a material guide plate; 9. a feed mechanism; 901. a first base; 902. a first servo motor; 903. a first drive shaft; 904. a first driven shaft; 905. a first belt; 906. a screw rod; 10. a sliding table mechanism; 1001. a slide pedestal; 1002. a slider; 1003. an extension plate; 11. a headstock mechanism; 1101. a headstock; 1102. a processing cavity; 1103. a main motor; 1104. a main moving shaft; 1105. a synchronous belt; 1106. a main shaft; 1107. a feed jaw; 1108. a pusher jaw; 12. a rotation mechanism; 1201. a mounting frame; 1202. a limiting cylinder; 1203. processing a base; 1204. a second servo motor; 1205. a speed reducer; 13. and a discharging mechanism.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in FIG. 1 and FIG. 2, the utility model provides a novel cross axle rotating machine, which comprises a frame 1, a machine body 3 is fixedly arranged at the top end of the frame 1, a material lifting mechanism 6 is fixedly arranged at the right end of the frame 1, a feeding mechanism 7 positioned at the rear part of the material lifting mechanism 6 is fixedly arranged at the rear part of the frame 1, a material guide plate 8 is fixedly arranged at the output end part of the feeding mechanism 7, a feeding mechanism 9 is fixedly arranged at the position, close to the right side, of the top end of the frame 1, a sliding table mechanism 10 is fixedly arranged at the left end of the feeding mechanism 9, a rotating mechanism 12 positioned at the right side of the material guide plate 8 is fixedly arranged at the left end of the sliding table structure, a headstock mechanism 11 positioned at the left side of the material guide plate 8 is fixedly arranged at the left end of the frame 1, a discharging mechanism 13 positioned at the front end of the headstock structure is fixedly arranged at the front end of the frame 1, a protective shell 2 is fixedly arranged at the outer side surface of the frame 1, and the top end of the protective shell 2 is movably connected with a protective door 4 through a hinge, the operating panel 5 is fixedly installed on the left side of the front face of the protective shell 2, the frame 1 and the headstock mechanism 11 are integrally designed, the material is QT450 nodular cast iron, the rigidity is improved, meanwhile, the precision of parts machined stably is kept, and the problem of poor precision caused by welding the segmented machine body by an original steel plate is solved.

As shown in fig. 3, the lifting mechanism 6 includes a feeding box 601, one end of the feeding box 601 is fixedly connected with one side of the frame 1, side plates 602 are fixedly mounted on both left and right sides of the top end of the feeding box 601, a conveying plate 605 is movably mounted inside the two side plates 602, baffles 606 are fixedly mounted on the front surface of the conveying plate 605 at equal intervals, a driving shaft 604 is movably mounted on the top end of the side plate 602, a driving wheel 603 is fixedly mounted on the outer side surface of the driving shaft 604, the conveying plate 605 is in transmission connection with the driving wheel 603, and the lifting mechanism 6 improves the problem that the original cylinder cannot be adjusted and is easy to block materials, is cost-effective and can adjust the speed at will.

As shown in fig. 4, the feeding structure includes a first base 901, a first servo motor 902 is fixedly installed inside the first base 901, a first transmission shaft 903 is fixedly installed on an output shaft portion of the first servo motor 902, a first driven shaft 904 is arranged below the first transmission shaft 903, a lead screw 906 is fixedly installed on a left side of the first driven shaft 904, the sliding table mechanism 10 and the lead screw 906 are in threaded sleeve joint, a first belt 905 is movably sleeved between a first driving shaft 604 and the first driven shaft 904, the first driving shaft 604 is in transmission connection with the first driven shaft 904 through the first belt 905, the sliding table mechanism 10 includes a sliding table base 1001, the inside of the sliding table base 1001 and the lead screw 906 are in threaded sleeve joint, a slider 1002 is movably installed at a top end of the sliding table base 1001, an extension plate 1003 is fixedly installed at a left end of the slider 1002, one end of the extension plate 1003 is fixedly connected with a rotating mechanism 12, the feeding mechanism 9 is directly controlled by the first servo motor and the lead screw 906, the feed is adjusted conveniently, and the atress is big, and lead screw 906 increase, the moment of torsion is big, and the volume of feeding is high-efficient fast, and slip table mechanism 10, with low costs, processing is convenient, and the rigidity is good, and it is big to change former steel spare deformation, changes QT450 nodular cast iron now, bears the weight of big rule, and it is little to improve former atress, and the processing goes out the part size unstability.

As shown in fig. 5, the rotating mechanism 12 includes a mounting frame 1201, the mounting frame 1201 is fixedly connected between the extension plates 1003, a processing seat 1203 is movably mounted at the bottom end of the mounting frame 1201, a limiting cylinder 1202 located right above the processing seat 1203 is fixedly mounted at the top end of the mounting frame 1201, a speed reducer 1205 is fixedly mounted at the right side of the bottom end of the mounting frame 1201, a second servo motor 1204 is fixedly mounted at the bottom end of the speed reducer 1205, an output shaft of the second servo motor 1204 is connected with an input end of the speed reducer 1205, an output end of the speed reducer 1205 is fixedly connected with the bottom end of the processing seat 1203, after one end surface is processed, the second servo motor 1204 is started to drive the processing seat 1203 to rotate through the speed reducer 1205, so that the processing seat 1203 rotates ninety degrees to process the other end surface of the workpiece, and the rest end surface is processed in this step, a cross shaft end surface can be processed, an R angle and an oblique angle are formed with a central hole at one time, the automatic positioning device is suitable for machining of cross shaft parts with diameters of 18-24mm, and has the advantages of high positioning accuracy, high repetition accuracy, high efficiency, high qualified rate and high automation degree.

As shown in fig. 6 and 7, the headstock mechanism 11 includes a headstock 1101, the headstock 1101 is fixedly connected with the bed 3, a main shaft 1106 is movably installed at the left end of the headstock 1101, a processing cavity 1102 is opened at the middle part of the right end of the headstock 1101, a material pushing clamping jaw 1108 and a material feeding clamping jaw 1107 are respectively movably installed at the left side and the right side of the top end of the headstock 1101, a main motor 1103 is arranged below the headstock 1101, the main motor 1103 is fixedly connected with the frame 1, a total moving shaft 1104 is fixedly installed at an output shaft part of the main motor 1103, a synchronous belt 1105 is movably sleeved on the outer side surfaces of the total moving shaft 1104 and the main shaft 1106, the total moving shaft 1104 is in transmission connection with the main shaft 1106 through the synchronous belt 1105, the headstock mechanism 11 has good rigidity and strong bending strength, changes the welding of an original steel plate, and changes QT450 nodular cast iron at present, is convenient to process, can maintain the process precision, improve the original high cost and solves the problems of inaccurate process precision, the main shaft can rotate at a high speed, the machine tool cannot vibrate, the phenomena of high original center height, poor rigidity and vibration of the main shaft are improved, and the machining efficiency is improved.

The utility model discloses a theory of operation and use flow:

when the device is used, firstly, a cross shaft part to be processed can be placed on a conveying plate 605, a baffle plate 606 can block the cross shaft to prevent the cross shaft from falling off, a driving shaft 604 is opened to rotate to drive a driving wheel 603 to rotate and drive the conveying plate 605 to move to lift the cross shaft part to the upper part and fall onto a feeding mechanism 7, the feeding mechanism 7 conveys the part to the left side and reaches the lower part of a feeding clamping jaw 1107 through a material guide plate 8, the feeding clamping jaw 1107 clamps a workpiece and sends the workpiece into the processing seat 1203, at the moment, a first servo motor 902 is started and drives a first transmission shaft 903 to rotate and enable a screw rod 906 to rotate through a first belt 905 and push the left side of a sliding seat 1001 to move, meanwhile, a sliding block 1002 can move relative to the sliding seat 1001 and drive an extension plate 1003 and a rotating mechanism 12 to move to the left side, and push the cross shaft part in the processing seat 1102 into a processing cavity 1203 to be processed, and the limiting cylinder 1202 extends to give pressure to the cross shaft to limit the cross shaft, after the machining is completed, the main motor 1103 is started to rotate the main shaft 1106 through the synchronous belt 1105 and complete the machining of the end face of the cross shaft by using the machining cavity 1102, after one end face is machined, the second servo motor 1204 is started to drive the machining seat 1203 to rotate through the speed reducer 1205, so that the machining seat 1203 rotates ninety degrees to machine the other end face of the workpiece, the step of machining the residual end face is repeated, and after the machining is completed, the material pushing clamping jaw 1108 is started to clamp the workpiece and place the workpiece into the discharging mechanism 13 to complete discharging.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a novel cross axle changes machine, includes frame (1), its characterized in that: the top fixed mounting of frame (1) has lathe bed (3), the right-hand member fixed mounting of frame (1) has lifting mechanism (6), the rear fixed mounting of frame (1) has feed mechanism (7) that is located lifting mechanism (6) rear, the output part fixed mounting of feed mechanism (7) has stock guide (8), fixed mounting has feed mechanism (9) on the position that frame (1) top is close to the right side, the left end fixed mounting of feed mechanism (9) has slip table mechanism (10), the left end fixed mounting of slip table structure has rotary mechanism (12) that is located stock guide (8) right side, the left end fixed mounting of frame (1) has headstock mechanism (11) that is located stock guide (8) left, the front end fixed mounting of frame (1) has discharge mechanism (13) that is located headstock structure front end, the protective housing (2) is fixedly mounted on the outer side face of the rack (1), a protective door (4) is movably connected to the top end of the protective housing (2) through a hinge, and an operation panel (5) is fixedly mounted on the front left side of the protective housing (2).

2. The novel cross-shaft rotating machine according to claim 1, characterized in that: carry material mechanism (6) including feeding case (601), one end of feeding case (601) and one side fixed connection of frame (1), the equal fixed mounting in the left and right sides on feeding case (601) top has curb plate (602), two the inside movable mounting of curb plate (602) has delivery board (605), the front equidistance fixed mounting of delivery board (605) has apron (606), the top movable mounting of curb plate (602) has driving shaft (604), the lateral surface fixed mounting of driving shaft (604) has action wheel (603), transmission is connected between delivery board (605) and action wheel (603).

3. The novel cross-shaft rotating machine according to claim 2, characterized in that: the feeding structure comprises a first base (901), a first servo motor (902) is fixedly mounted inside the first base (901), a first transmission shaft (903) is fixedly mounted on the portion of an output shaft of the first servo motor (902), a first driven shaft (904) is arranged below the first transmission shaft (903), a lead screw (906) is fixedly mounted on the left side of the first driven shaft (904), the sliding table mechanism (10) is in threaded sleeve joint with the lead screw (906), a first belt (905) is movably sleeved between the driving shaft (604) and the first driven shaft (904), and the driving shaft (604) is in transmission connection with the first driven shaft (904) through the first belt (905).

4. The novel cross rotating machine of claim 1, wherein: slip table mechanism (10) include sliding table seat (1001), threaded socket joint between the inside of sliding table seat (1001) and lead screw (906), the top movable mounting of sliding table seat (1001) has slider (1002), the left end fixed mounting of slider (1002) has extension plate (1003), the one end and rotary mechanism (12) fixed connection of extension plate (1003).

5. The novel cross rotating machine of claim 1, wherein: rotary mechanism (12) include mounting bracket (1201), mounting bracket (1201) are fixed connection between extension plate (1003), the bottom movable mounting of mounting bracket (1201) has processing seat (1203), the top fixed mounting of mounting bracket (1201) has spacing cylinder (1202) that are located directly over processing seat (1203), the right side fixed mounting of mounting bracket (1201) bottom has reduction gear (1205), the bottom fixed mounting of reduction gear (1205) has second servo motor (1204), the output shaft of second servo motor (1204) is connected in the input of reduction gear (1205), the output of reduction gear (1205) and the bottom fixed connection of processing seat (1203).

6. The novel cross rotating machine of claim 1, wherein: headstock mechanism (11) includes headstock (1101), fixed connection between headstock (1101) and lathe bed (3), the left end movable mounting of headstock (1101) has main shaft (1106), machining cavity (1102) have been seted up at the middle part of headstock (1101) right-hand member, the left and right sides on headstock (1101) top movable mounting has material pushing clamping jaw (1108) and feeding clamping jaw (1107) respectively, the below of headstock (1101) is equipped with main motor (1103), fixed connection between main motor (1103) and frame (1), the output shaft part fixed mounting of main motor (1103) has total moving shaft (1104), hold-in range (1105) have been cup jointed in the activity of the lateral surface of total moving shaft (1104) and main shaft (1106), drive connection between total moving shaft (1104) through hold-in range (1105) and main shaft (1106).

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