CN205237682U - An input and output auxiliary mechanism of CNC equipment for processing automobile workpieces - Google Patents

Abstract

The utility model discloses an input and output auxiliary mechanism of CNC equipment for processing automobile workpieces, which comprises a workpiece conveying mechanism, a finished product conveying mechanism and a manipulator mechanism positioned above the output end of the workpiece conveying mechanism; the manipulator mechanism comprises a screw rod guide rail for the manipulator to reciprocate, the manipulator comprises two rows of parallel claws, one row of claws is positioned right above the output end of the workpiece conveying mechanism, and the other row of claws is positioned right above the finished product conveying mechanism. The mechanical arm grabs the workpiece on the workpiece conveying mechanism and transfers the workpiece to the CNC equipment, and simultaneously grabs the finished product from the CNC equipment, and transfers the finished product to the finished product conveying mechanism along with the resetting of the mechanical arm. The utility model discloses can improve the efficiency of car work piece input/output CNC equipment.

Description

An input and output auxiliary mechanism of CNC equipment for processing automobile workpieces

Technical field:

The utility model relates to auxiliary equipment of a numerical control machining center, in particular to an input and output auxiliary mechanism of a CNC equipment for processing automobile workpieces.

Background technique:

As shown in Figure 1, a workpiece for automobiles comprises a base 91, a first convex portion 92 and a second convex portion 93 arranged on the base, a through hole 920 is provided on the first convex portion, and the through hole 920 is provided on the first convex portion. The holes are processed by CNC equipment, and a positioning hole 910 is opened on the bottom surface of the base 91 .

Utility model content:

The technical problem solved by the utility model: the automobile workpiece described in Fig. 1 is sent into the CNC equipment one by one by manual mode (the through-hole processing is carried out to it by the CNC equipment) and the working efficiency is too low.

In order to solve the above technical solutions, the utility model provides the following technical solutions:

An input and output auxiliary mechanism of CNC equipment for processing automobile workpieces, comprising a base, a workpiece conveying mechanism installed on the base and above the base, a manipulator mechanism installed on the base and above the output end of the workpiece conveying mechanism; the manipulator mechanism The manipulator in the machine grabs the workpiece on the workpiece conveying mechanism and transfers it to the CNC equipment;

The finished product conveying mechanism is installed on the base, and the finished product conveying mechanism is positioned at the side of the output end of the workpiece conveying mechanism, and the conveying direction of the finished product conveying mechanism is perpendicular to the conveying direction of the workpiece conveying mechanism; The screw rod on the guide rail, the nut matched with the screw rod, and the third motor connected with the screw rod, the translation guide rail of the manipulator is located above the manipulator, and the manipulator is fixedly mounted on the nut and slidingly matched with the translation guide rail of the manipulator. The running direction on the translation guide rail of the manipulator is opposite to the conveying direction of the finished product conveying mechanism; the manipulator includes two rows of grippers arranged side by side, one row of grippers is located directly above the output end of the workpiece conveying mechanism, and the other row of grippers is located at the finished product conveying mechanism directly above the .

According to the above technical scheme, the working principle of the input and output auxiliary mechanism of the CNC equipment for processing automobile workpieces described in the utility model is as follows: the staff positions a plurality of workpieces to be processed on the workpiece conveying mechanism at the input end of the workpiece conveying mechanism, The workpiece conveying mechanism horizontally conveys the workpiece to the output end of the workpiece conveying mechanism. At this time, the manipulator is located directly above the output end of the workpiece conveying mechanism. A row of workpieces is grabbed on the workpiece conveying mechanism, and then, driven by the screw mechanism, the manipulator moves along the manipulator translation guide rail to the CNC equipment on the side, and a row of grippers releases the workpieces on the processing station of the CNC equipment. In order for the CNC equipment to process the workpiece through the hole; while the above-mentioned row of grippers release the workpiece on the CNC equipment processing station, the other row of grippers of the manipulator grabs the processed finished product from the processing station; after that , driven by the screw mechanism, the manipulator resets along the manipulator translation guide rail, the manipulator releases the grabbed finished product on the finished product conveying mechanism, and the finished product conveying mechanism conveys the processed finished product out of the input and output auxiliary mechanism described in the utility model.

As a description of the utility model for the workpiece conveying mechanism, the workpiece conveying mechanism includes a pair of ring-shaped transmission chains arranged left and right, a driving sprocket matched with the transmission chain, a first motor connected with the driving sprocket, a pair of connecting The connecting rod of the transmission chain, the endless conveyor belt installed on the connecting rod; the workpiece positioning fixture bar is installed on the said endless conveyor belt, the length direction of the workpiece positioning fixture strip is perpendicular to the conveying direction of the workpiece conveying mechanism, and the workpiece positioning fixture The tool bar is provided with a workpiece positioning station, and the workpiece positioning station is provided with a positioning pin matched with a positioning hole on the bottom surface of the workpiece base. According to the above description, the first motor drives the drive sprocket to rotate, the drive sprocket drives the transmission chain, and a pair of synchronously running transmission chains drive the endless conveyor belt to run, and the endless conveyor belt drives the workpiece positioning fixture strip on it Synchronous operation; the workpiece to be processed is positioned on the workpiece positioning station of the workpiece positioning fixture bar, specifically, the positioning hole on the bottom surface of the base of the workpiece cooperates with the positioning pin on the workpiece positioning station.

As a further description of the workpiece conveying mechanism in the present invention, an induction device is provided on the workpiece conveying mechanism, and the induction device is close to the output end of the workpiece conveying mechanism; Sensing element on mounting bridge. According to the above description, when the workpiece passes the sensing device, the sensing element is sensed, the sensing element is electrically connected to the manipulator mechanism, and the sensing element feeds back a signal to the manipulator to prepare for the manipulator to grab the workpiece.

As a description of the finished product conveying mechanism of the present invention, the finished product conveying mechanism includes an endless transmission belt, a driving pulley matched with the driving belt, and a second motor connected with the driving pulley.

As a description of the mechanism of the manipulator in the utility model, the manipulator includes a top connecting piece connected with a nut, an upper fixing plate fixedly connected with the top connecting piece, a middle fixing plate connected with the bottom of the upper fixing plate through a connecting column, a vertical The lifting cylinder directly installed on the upper fixed plate and the middle fixed plate, the lower movable plate located below the middle fixed plate and connected with the piston rod of the lifting cylinder, and the guide rod fixedly installed on the lower movable plate; The guide hole matched with the guide rod, the gripper is installed on the bottom of the lower movable plate, and the gripper includes a pneumatic clamp cylinder. The number of grippers in one row of the manipulator is equal to the number of workpiece positioning stations on the workpiece positioning fixture bar. The working principle of the manipulator is as follows: when the manipulator grabs the workpiece on the workpiece conveying mechanism, the lifting cylinder drives the lower movable plate to descend so that a row of grippers can grab the workpiece. After that, the lifting cylinder drives the lower movable plate to rise, and the lower movable plate Drive a row of grippers and the workpiece to rise; similarly, when the manipulator releases the workpiece to the processing station of the CNC equipment, the movable plate is driven down by the lifting cylinder; similarly, the other row of grippers of the manipulator grabs the processing station of the CNC equipment When the finished product is on the top, the lifting cylinder drives the lower movable plate to descend, and then rises again; similarly, when the other row of grippers of the manipulator releases the finished product to the finished product conveying mechanism, the lifting cylinder drives the lower movable plate to descend.

As a description of the overall structure design of the utility model, four straight poles are fixedly installed on the base by threaded fasteners, and the tops of the two poles on the left side of the base are connected by threaded fasteners There is a first installation block, and the tops of the two poles on the right side of the base are connected with a second installation block by threaded fasteners, the first installation block and the second installation block are at the same height, and the manipulator translates the guide rail The top is fixedly connected with the first mounting block and the second mounting block through threaded fasteners. According to the above description, the utility model supports the entire manipulator mechanism (including the manipulator translation guide rail and the manipulator) on the base through four poles and supporting threaded fasteners. Such design is convenient for installation and disassembly.

Description of drawings:

Below in conjunction with accompanying drawing, the utility model is further described:

Fig. 1 is the structural representation of automobile workpiece 90;

Fig. 2 is the input and output auxiliary mechanism of a kind of CNC equipment for processing automobile workpieces of the utility model

Schematic diagram of the structure;

Fig. 3 is an enlarged view of A in Fig. 2 .

Explanation of symbols in the figure:

10. The base; 11. The pole; 12. The first installation block; 13. The second installation block;

20, workpiece conveying mechanism; 21, first motor; 22, endless conveyor belt; 23, workpiece positioning jig bar; 230, workpiece positioning station; 231, positioning pin; 24, induction device; 241, installation bridge; 242, sensing element;

30, manipulator mechanism; 31, manipulator; 310, claw hand; 311, top connector; 312, upper fixed plate; 313, connecting column; 314, middle fixed plate; 315, lifting cylinder; 316, lower movable plate; 317, Guide rod; 32, manipulator translation guide rail; 33, screw mandrel; 34, the third motor;

40. Finished product conveying mechanism; 41. Ring drive belt;

90, workpiece; 91, workpiece base; 910, positioning hole; 92, first convex portion; 920, through hole; 93, second convex portion.

detailed description:

As shown in Figure 2, an input and output auxiliary mechanism of CNC equipment for processing automobile workpieces, including a base 10, a workpiece conveying mechanism 20 installed on the base and above the base, and a manipulator installed on the base and above the output end of the workpiece conveying mechanism Mechanism 30; the manipulator 31 in the manipulator mechanism grabs the workpiece 90 on the workpiece conveying mechanism and transfers it to the CNC equipment.

As shown in Figure 2, a finished product conveying mechanism 40 is installed on the base, and the finished product conveying mechanism is positioned at the side of the output end of the workpiece conveying mechanism, and the conveying direction of the finished product conveying mechanism is perpendicular to the conveying direction of the workpiece conveying mechanism; the manipulator mechanism includes a manipulator translation guide rail 32. The screw 33 installed on the manipulator translation guide rail, the nut matched with the screw mandrel, and the third motor 34 connected with the screw mandrel, the manipulator translation guide rail is located above the manipulator, and the manipulator is fixedly installed on the nut and connected with the manipulator The translation guide rail of the manipulator is slidingly matched, and the running direction of the manipulator on the translation guide rail of the manipulator is opposite to the conveying direction of the finished product conveying mechanism; the manipulator includes two rows of grippers 310 arranged side by side, and one row of grippers is located directly above the output end of the workpiece conveying mechanism. Another row of grippers is located directly above the finished product conveying mechanism.

As shown in Fig. 2, the workpiece conveying mechanism 20 includes a pair of endless drive chains arranged left and right, a drive sprocket matched with the drive chain, a first motor 21 connected with the drive sprocket, a connecting rod connecting a pair of drive chains, an installation The endless conveyor belt 22 on the connecting rod; the workpiece positioning fixture bar 23 is installed on the said endless conveyor belt, the length direction of the workpiece positioning fixture strip is perpendicular to the conveying direction of the workpiece conveying mechanism, and the workpiece positioning fixture bar is provided with The workpiece positioning station 230 , as shown in FIG. 3 , is provided with a positioning pin 231 cooperating with the positioning hole 910 on the bottom surface of the workpiece base 91 .

As shown in Figure 2, the workpiece conveying mechanism 20 is provided with an induction device 24, which is close to the output end of the workpiece conveying mechanism; The sensing element 242.

As shown in FIG. 2 , the finished product conveying mechanism 40 includes an endless transmission belt 41 , a drive pulley matched with the drive belt, and a second motor coupled with the drive pulley.

As Fig. 2, described manipulator 31 comprises the top connector 311 that is connected with nut, the upper fixed plate 312 that is fixedly connected with top connector, the middle fixed plate 314 that is connected with upper fixed plate bottom by connecting column 313, vertically installed on The lifting cylinder 315 on the upper fixed plate and the middle fixed plate, the lower movable plate 316 that is positioned at the middle fixed plate below and connected with the lifting cylinder piston rod, the guide rod 317 that is fixedly installed on the lower movable plate; The guide hole matched with the guide rod, the gripper 310 is installed on the bottom of the lower movable plate, and the gripper includes a pneumatic clamp cylinder.

As shown in Figure 2, four straight poles 11 are fixedly installed on the base 10 by threaded fasteners, and the tops of the two poles on the left side of the base are connected with a first mounting block 12 by threaded fasteners. The tops of the two poles on the right side of the base are connected with a second mounting block 13 by threaded fasteners, the first mounting block and the second mounting block are at the same height, and the top of the manipulator translation guide rail 32 is tightened The firmware is fixedly connected with the first installation block and the second installation block.

In actual production, the workflow of the input and output auxiliary mechanism of the CNC equipment for processing automobile workpieces described in the utility model is as follows:

First, the staff positions a plurality of workpieces to be processed on the workpiece conveying mechanism at the input end of the workpiece conveying mechanism 20, and the workpiece conveying mechanism horizontally conveys the workpieces to the output end of the workpiece conveying mechanism. At this time, the manipulator 31 is positioned at A row of grippers 310 directly above the output end of the workpiece conveying mechanism 20 grabs a row of workpieces from the workpiece conveying mechanism.

Second, driven by the screw mechanism, the manipulator 31 moves along the manipulator translation guide rail 32 to the CNC equipment on the side, and a row of grippers 310 releases the workpiece on the processing station of the CNC equipment.

Third, while the above-mentioned row of grippers 310 releases the workpiece on the CNC equipment processing station, another row of grippers 310 of the manipulator 31 grabs the processed finished product from the processing station.

Fourth, under the drive of the screw mechanism, the manipulator 31 resets along the manipulator translation guide rail 32, the manipulator 31 releases the grabbed finished product on the finished product conveying mechanism 40, and the finished product conveying mechanism 40 conveys the processed finished product out of the utility model. The input and output auxiliary mechanism described above.

The above content is only the preferred implementation mode of the present utility model. For those of ordinary skill in the art, according to the idea of the present utility model, there will be changes in the specific implementation mode and application scope. The content of this specification should not be understood as Limitations on the Invention.

Claims (6)

1. an input and output auxiliary body for the CNC equipment of processing automobile workpiece, comprise base (10),Be arranged on base and be positioned at base top workpiece conveying mechanism (20), be arranged on base and be positioned atThe manipulator mechanism (30) of workpiece conveying mechanism output top; Manipulator in described manipulator mechanism(31) workpiece (90) on grabbing workpiece conveying mechanism being transferred in CNC equipment;

It is characterized in that: finished product delivery mechanism (40) is installed, finished product delivery mechanism position on described baseIn the side of workpiece conveying mechanism output, the throughput direction of finished product delivery mechanism and workpiece conveying mechanismThroughput direction vertical; Described manipulator mechanism comprises manipulator translation guide rail (32), is arranged on machineryScrew mandrel (33) on hand translation guide rail, the nut coordinating with screw mandrel, the 3rd motor connecting with screw mandrel(34), described manipulator translation guide rail is positioned at the top of manipulator, and described manipulator is fixedly mounted on spiral shellOn mother and with manipulator translation guide rail, be slidably matched, the operation side of manipulator on manipulator translation guide railTo contrary with the throughput direction of finished product delivery mechanism; Described manipulator comprises the cleft hand that two rows are set up in parallel(310), one row cleft hand be positioned at workpiece conveying mechanism output directly over, another row cleft hand be positioned at intoDirectly over product conveying mechanism.

2. the input and output of the CNC equipment of a kind of processing automobile workpiece as claimed in claim 1 are auxiliaryMechanism, is characterized in that: described workpiece conveying mechanism (20) comprises that the annular that a pair of left and right arranges passesMoving chain, the drive sprocket coordinating with driving-chain, with first motor (21) of drive sprocket connection, be connectedThe connecting rod of a pair of driving-chain, be arranged on the cycloconveyor belt (22) on connecting rod; Described annular is carriedBring workpiece localization tool bar (23) is installed, the length direction of workpiece localization tool bar is perpendicular to workpieceThe throughput direction of conveying mechanism, workpiece localization tool bar is provided with workpiece location station (230), workpieceLocation station is provided with the alignment pin coordinating with the locating hole (910) on workpiece base (91) bottom surface(231)。

3. the input and output of the CNC equipment of a kind of processing automobile workpiece as claimed in claim 2 are auxiliaryMechanism, is characterized in that: described workpiece conveying mechanism (20) is provided with induction installation (24), described inInduction installation approaches the output of workpiece conveying mechanism; Described induction installation comprises across cycloconveyor belt(22) installation bridge (241), be arranged on the sensing element (242) of installing on bridge.

4. the input and output of the CNC equipment of a kind of processing automobile workpiece as claimed in claim 1 are auxiliaryMechanism, is characterized in that: described finished product delivery mechanism (40) comprise annular driving band (41), with passThe driving pulley that moving band coordinates, the second motor connecting with driving pulley.

5. the input and output of the CNC equipment of a kind of processing automobile workpiece as claimed in claim 1 are auxiliaryMechanism, is characterized in that: described manipulator (31) comprise the top connector (311) that is connected with nut,The upper mounted plate (312) that is fixedly connected with top connector, by joint pin (313) and upper mounted plateMiddle fixed head (314) that bottom connects, be vertically arranged on the lifting air on upper mounted plate and middle fixed headCylinder (315), be arranged in fixed head below and the lower portable plate (316) being connected with lift cylinder piston rod,Be fixedly mounted on the guide post (317) on lower portable plate; On fixed plate, offer with guide post and joinThe pilot hole closing, described cleft hand (310) is arranged on the bottom of lower portable plate, and described cleft hand comprises pneumaticClamp cylinder.

6. the input and output of the CNC equipment of a kind of processing automobile workpiece as claimed in claim 1 are auxiliaryMechanism, is characterized in that: it is straight that described base (10) above fixedly mounts four heavily fortified points by threaded fastenerThe pole (11) arranging, the top that is positioned at two poles of chassis left side connects by threaded fastenerHave the first mounting blocks (12), the top that is positioned at two poles on base right side connects by threaded fastenerBe connected to the second mounting blocks (13), described the first mounting blocks and the second mounting blocks be in sustained height, instituteStating the top of manipulator translation guide rail (32) installs by threaded fastener and the first mounting blocks and secondPiece is fixedly connected with.