CN209632612U - A fully automatic feeding mechanism for CNC lathes - Google Patents

Abstract

The utility model discloses a kind of numerically controlled lathe Full-automatic feed mechanisms, it is related to mechanical automation apparatus field, the Full-automatic feed mechanism automatically submitting to be processed blank orderly by feed device, the blank to be processed for recycling four axis feeding manipulator hitch feed devices to send out realizes the fully automatic feeding to numerically controlled lathe, automation feeding production is realized by the cooperation of four axis feeding manipulators and feed device, improves the degree of automation and processing efficiency.

Description

A fully automatic feeding mechanism for CNC lathes

technical field

The utility model relates to the field of mechanical automation equipment, in particular to a fully automatic feeding mechanism for a numerically controlled lathe.

Background technique

CNC lathe machine is a widely used intelligent processing equipment at present. It can process the blank to be processed according to the pre-written processing program. It has the advantages of high precision, high efficiency, high automation and high flexibility. The common structure of the current CNC lathe machine is shown in Figure 1. The CNC lathe 1 mainly includes a lathe base 11, an operation panel 12 and a processing platform 13. The processing platform 13 is the core execution part of the CNC lathe 1. The platform 13 includes but is not limited to a three-jaw chuck for clamping the blank to be processed, a tool holder and cutters for processing the blank to be processed, and various hydraulic drive systems, which are not described in detail in this application. Although the existing CNC lathe machine can realize the automatic processing of the blank to be processed, the loading of the CNC lathe machine usually requires manual operation, which is highly dependent on the operator, has high technical requirements, and easily leads to industrial accidents. Moreover, the degree of automation is low and the processing efficiency is low.

Utility model content

In view of the above problems and technical requirements, the present inventor proposes a fully automatic feeding mechanism for a CNC lathe, which can realize automatic feeding of the CNC lathe machine, improving the low degree of automation and processing efficiency.

The technical scheme of the utility model is as follows:

A fully automatic feeding mechanism for a CNC lathe, including a CNC lathe machine, characterized in that the fully automatic feeding mechanism includes: a four-axis feeding manipulator and a feeding device, and the four-axis feeding manipulator is arranged on the On the CNC lathe machine, the feeding device is arranged within the operating range of the four-axis feeding manipulator;

The four-axis feeding manipulator includes a three-axis servo system and a gripper assembly, the three-axis servo system is set on the CNC lathe machine, the gripper assembly is set on the three-axis servo system, the The three-axis servo system consists of three servo modules, and each servo module is built by an electric cylinder and a servo motor;

The feeding device includes a vibrating plate and a belt conveyor line, the blank to be processed is arranged in the vibrating plate, the discharge port of the vibrating plate is connected to the input end of the belt conveyor line, and the belt conveyor line is at the output end A blank stopper is fixed, and the blank to be processed is blocked by the blank stopper when it is transported to the output end of the belt conveyor line; positioning grooves and push cylinders are respectively arranged on both sides of the belt conveyor line, so that Both the positioning groove and the pushing cylinder are located on the side of the blank stopper close to the input end of the belt conveying line, the opening of the positioning groove is arranged close to the belt conveying line, and the opening of the positioning groove The size of the slotted opening matches the size of the blank to be processed, the piston rod of the pushing cylinder is perpendicular to the conveying direction of the belt conveyor line and is facing the slotting opening of the positioning groove, the pushing cylinder's A blank pushing block is fixed on the piston rod, and the blank pushing block pushes the blank to be processed, which is blocked at the blank block, into the positioning groove under the action of the pushing cylinder.

Its further technical solution is that the side of the belt conveying line in the feeding device is also provided with a first proximity switch, a first blocking assembly and a second blocking assembly in sequence from the input end to the output end, and the second blocking assembly Located on the side of the push cylinder close to the input end of the belt conveying line, the first proximity switch faces the belt conveying line and is arranged perpendicular to the conveying direction; the first blocking assembly and the second blocking assembly The structure is the same, each blocking assembly includes a blocking cylinder and a baffle, the baffle is arranged perpendicular to the conveying direction and connected to the piston rod of the blocking cylinder, and the baffle blocks when the piston rod of the blocking cylinder is stretched out The blank to be processed on the belt conveying line; the blank stopper at the output end of the belt conveying line is provided with a second proximity switch, and the second proximity switch is arranged towards the input end of the belt conveying line.

Its further technical solution is that the clamping jaw assembly includes a base, a rotary cylinder, a cylinder rotating mounting plate, an air claw rotating mounting plate, a blank clamping jaw and a workpiece clamping jaw, the base is arranged on the three-axis servo system, The rotary cylinder is arranged on the base through the cylinder rotary mounting plate, the air claw rotary mounting plate is connected to the rotary cylinder shaft of the rotary cylinder, and the blank clamping jaws and the workpiece clamping jaws are arranged symmetrically on the The two ends of the air gripper rotation mounting plate.

The beneficial technical effect of the utility model is:

This application discloses a fully automatic feeding mechanism for CNC lathes. The fully automatic feeding mechanism automatically sends out the blanks to be processed in an orderly manner through the feeding device, and then uses the four-axis feeding manipulator to clamp the blanks to be processed sent out by the feeding device. For the fully automatic feeding of CNC lathes, the automatic feeding production is realized through the cooperation of the four-axis feeding manipulator and the feeding device, which improves the degree of automation and processing efficiency.

Description of drawings

Figure 1 is a structural diagram of a conventional CNC lathe machine.

Fig. 2 is a structural diagram of a fully automatic feeding mechanism disclosed in the present application installed on a CNC lathe machine.

Fig. 3 is a structural diagram of the four-axis feeding manipulator in the fully automatic feeding mechanism.

Figure 4 is a structural diagram of the feeding device in the fully automatic feeding mechanism

Detailed ways

Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described further.

This application discloses a fully automatic feeding mechanism for a CNC lathe, please refer to the schematic diagram of the structure when the fully automatic feeding mechanism is installed on a conventional CNC lathe machine 1 in Figure 2, the fully automatic feeding mechanism includes a four-axis The feeding manipulator 2 and the feeding device 3, the four-axis feeding manipulator 2 is set on the CNC lathe machine 1, the feeding device 3 is set within the operating range of the four-axis feeding manipulator 2, Figure 2 shows the four-axis feeding manipulator 2. A schematic diagram of a possible setting position of the feeding device 3 and the CNC lathe machine table.

Please refer to Figure 3 for the structure of the four-axis feeding manipulator 2. The four-axis feeding manipulator 2 includes a three-axis servo system 21 and a gripper assembly 22. The three-axis servo system 21 is set on the CNC lathe machine 1, and the gripper assembly 22 is set On the three-axis servo system 21. The three-axis servo system 21 is composed of three servo modules, each servo module is constructed by an electric cylinder and a servo motor. The servo module is an integrated module commonly used in the field. This application does not introduce its structure in detail. The three-axis servo system 21 drives the jaw assembly 22 to move in three-axis directions. Among them, the clamping jaw assembly 22 includes a base 23, a rotary cylinder 24, a cylinder rotating mounting plate 25, an air claw rotating mounting plate 26, a blank clamping jaw 27 and a workpiece clamping jaw 28, the base 23 is arranged on the three-axis servo system 21, and the rotary cylinder 24 is set on the base 23 through the cylinder rotating mounting plate 25, the air claw rotating mounting plate 26 is connected to the rotary cylinder shaft of the rotary cylinder 24, the air claw rotating mounting plate 26 has a centrally symmetrical structure, and the blank jaw 27 and the workpiece jaw 28 are symmetrically arranged At both ends of the air jaw rotating mounting plate 26, the blank jaw 27 and the workpiece jaw 28 realize the grabbing action, and the rotary cylinder 24 realizes the station exchange of the two jaws. In this application, the rotary cylinder 24 adopts the cylinder of model HRQ10, and the blank clamping jaw 27 and the workpiece clamping jaw 28 both adopt the clamping jaw of the model HFK20.

Please refer to Fig. 4 for the specific structure of the feeding device 3, including a vibrating plate 31 and a belt conveying line 32. The vibrating plate 31 is an existing commercially available device, and blanks M to be processed are stacked in the vibrating plate 31. Fig. 4 does not show the vibrating plate 31 For the blank M to be processed, those skilled in the art can know according to the working principle of the vibrating plate 31 that the vibrating plate 31 can output the blank M to be processed from the discharge port sequentially through vibration, and the discharge port of the vibrating plate 31 is connected to the belt conveyor line 32 input end, the blank M to be processed will enter the belt conveying line 32 for conveying, as shown in FIG. 4 . The belt conveying line 32 is a device used to transport the blank M to be processed from the input end to the output end. It is an integrated module commonly used in the field, and there are many ways to realize the drive. Therefore, this application will not introduce its specific structure in detail. . The belt conveying line 32 is fixed with a blank stopper 33 at the output end, and the blank M to be processed is blocked by the blank stopper 33 when it is transported to the output end of the belt conveying line 32 . The both sides of belt conveying line 32 are provided with positioning groove 34 and push cylinder 35 respectively, and positioning groove 34 and pushing cylinder 35 are all positioned at the side of the input end of blank block 33 near belt conveying line 32, and the opening of positioning groove 34 It is arranged close to the belt conveying line 32, and the size of the opening of the positioning groove 34 matches the size of the blank M to be processed. The piston rod of the push cylinder 35 is perpendicular to the conveying direction of the belt conveying line 32 and faces the opening of the positioning groove 34. The piston rod of the push cylinder 35 is fixed with a blank push-in block, and the blank push-in block is not shown separately in FIG. 4 . piece. When the pushing cylinder 35 is not in motion, the blank pushing block is placed outside the belt conveying line 32 and does not interact with the blank M to be processed. When the pushing cylinder 35 is in motion, the blank pushing block will be blocked under the action of the pushing cylinder The blank M to be processed at the blank block 33 is pushed into the positioning groove 34 , and the blank M to be processed is snapped into the positioning groove 34 . The model of the propelling cylinder 35 that the present application adopts is MA16x60SCA. Optionally, a first proximity switch 36, a first blocking assembly 37 and a second blocking assembly 38 are respectively arranged in sequence from the input end to the output end on the side of the belt conveyor line 32, the first proximity switch 36, the first blocking assembly 37 and the second blocking assembly 38 are all located on the side of the input end of the push cylinder 35 near the belt conveying line, and the distance between the first blocking assembly 37 and the second blocking assembly 38 is determined according to the size of the blank M to be processed, usually approximately A distance greater than the size of a blank M to be processed. The first proximity switch 36 is arranged towards the belt conveying line 32 and perpendicular to the conveying direction. The structure of the first blocking assembly 37 and the second blocking assembly 38 is identical, and each blocking assembly comprises blocking cylinder and baffle plate, and baffle plate is arranged perpendicular to conveying direction and connects the piston rod of blocking air cylinder, and baffle plate is set when blocking cylinder ineffective. On the side of the belt conveyor line 32, block the blank M to be processed on the belt conveyor line 32 when the piston rod of the blocking cylinder stretches out. The blank block 33 at the output end of the belt conveyor line 32 is provided with a second proximity switch 39, and the second proximity switch 39 is arranged towards the input end of the belt conveyor line 32. The first proximity switch 36 and the second proximity switch 36 in this application The switch 39 all adopts the sensor whose model is GI12-04N1. Through the cooperative work of the first proximity switch 36, the first blocking assembly 37, the second blocking assembly 38 and the second proximity switch 39, the speed of the blank M to be processed delivered to the blank block 33 can be controlled, and the present application cooperates with it A brief introduction of the work is as follows: when the first proximity switch 36 detects that the blank M to be processed passes by, the baffle plate of the first blocking assembly 37 stretches out to block the blank M to be processed that is subsequently conveyed; when the second proximity switch 39 does not detect the blank M When there is a blank to be processed at the block 33, the second blocking assembly 38 does not move, and the blank to be processed passing through the first blocking assembly 37 continues to be transported to the blank block 33, and then the cylinder 35 is pushed to push the blank to be processed to the position In the slot 34; when the second proximity switch 39 detects that there is a blank to be processed at the blank block 33, the baffle plate of the second blocking assembly 38 stretches out and stops the blank to be processed through the first blocking assembly 37 from continuing to be conveyed, so that it can be ensured At the same time, the second proximity switch 39 can also count the blanks to be processed that are transported to the blank block 33, and this value is the total number of blanks to be processed. It should be noted that what the present application claims to protect is the structure, and the above content is only a brief introduction to the functions that the structure can realize, rather than protecting its control process. It should be noted that what is disclosed in this application is the mechanical structure of the fully automatic feeding mechanism, which will also have an electronic control structure during use, and this application does not protect it, so it will not be introduced in detail.

What is described above is only the preferred implementation of the application, and the utility model is not limited to the above examples. It can be understood that other improvements and changes directly derived or conceived by those skilled in the art without departing from the spirit and concept of the present utility model shall be considered to be included in the protection scope of the present utility model.

Claims (3)

1. a kind of numerically controlled lathe Full-automatic feed mechanism, including numerically controlled lathe board, which is characterized in that the fully automatic feeding Mechanism includes: four axis feeding manipulators and feed device, and the four axis feeding manipulator is arranged on the numerically controlled lathe board, The feed device is arranged in the opereating specification of the four axis feeding manipulator；

The four axis feeding manipulator includes three axis servo-systems and clip claw assembly, and the three axis servo-system is arranged in the number It controls on lathe bench, the clip claw assembly is arranged in the three axis servo-system, and the three axis servo-system is by three servos Mould group is constituted, and each servo mould group is built by electric cylinder and servo motor；

The feed device includes vibrating disk and belt conveyor line, and blank to be processed, the vibration are provided in the vibrating disk The discharge port of disk connects the input terminal of the belt conveyor line, is fixed with blank in output on the belt conveyor line and keeps off Block, the blank to be processed are stopped when being delivered to the output of the belt conveyor line by the blank block；The skin Two sides with pipeline are respectively arranged with locating slot and pusher cylinder, and the locating slot and the pusher cylinder are respectively positioned on the hair The otch of the side of the input terminal close to the belt conveyor line of base block, the locating slot is close to the belt conveyor line Setting, the size of the otch of the locating slot and the size of the blank to be processed match, the piston of the pusher cylinder The otch of locating slot described in conveying direction and face of the bar perpendicular to the belt conveyor line, the piston rod of the pusher cylinder On be fixed with blank push-in block, blank push-in block will be blocked in the blank block under the action of pusher cylinder The blank to be processed at place is pushed into the locating slot.

2. Full-automatic feed mechanism according to claim 1, which is characterized in that the belt conveyor line in the feed device Side be also disposed with first respectively from input terminal to output end close to switch, the first barrier assembly and the second blocking group Part, second barrier assembly are located at the side of the input terminal close to the belt conveyor line of the pusher cylinder, and described the One close switch is towards the belt conveyor line and is transversely to the conveying direction setting；First barrier assembly and second resistance The structure for keeping off component is identical, and each barrier assembly includes stop cylinder and baffle, and the baffle is transversely to the conveying direction setting simultaneously The piston rod of the stop cylinder is connected, the baffle stops the Belt Conveying when the piston rod of the stop cylinder stretches out Blank to be processed on line；The second close switch is provided on the blank block of the output of the belt conveyor line, it is described Second input terminal close to switch towards the belt conveyor line is arranged.

3. Full-automatic feed mechanism according to claim 1 or 2, which is characterized in that the clip claw assembly includes pedestal, returns Rotaring cylinder, cylinder rotation mounting plate, pneumatic clamper rotation mounting plate, blank clamping jaw and workholding jaw, the pedestal are arranged described three In axis servo-system, the rotary cylinder rotates mounting plate setting on the base by the cylinder, the pneumatic clamper rotation Mounting plate connects the rotary cylinder axis of the rotary cylinder, and the blank clamping jaw and the workholding jaw are symmetricly set on the gas The both ends of pawl rotation mounting plate.