CN218785385U - Automatic unloader that goes up of duplex - Google Patents

Abstract

The utility model discloses a dual-machine automatic loading and unloading device, which comprises a mounting frame arranged between two numerically controlled machine tools. The sliding frame reciprocates left and right on the beam, the horizontal sliding frame is provided with a longitudinal beam, the longitudinal beam moves back and forth on the horizontal sliding frame, the front end of the longitudinal beam is provided with a vertical sliding frame, and the vertical sliding There is a vertical beam on the frame, and the vertical beam reciprocates up and down on the vertical sliding frame. The picking mechanism is used to grab the workpiece to be processed from the material tray and the processed workpiece from the chuck of the machine tool. By adopting the device, the automatic loading and unloading of two numerical control machine tools can be realized, without manual clamping and unloading, which reduces the labor intensity and cost.

Description

A dual-machine automatic loading and unloading device

technical field

The utility model relates to the field of process equipment, in particular to a dual-machine automatic loading and unloading device.

Background technique

CNC machine tool is an automatic machine tool equipped with a program control system, which can better solve the problem of complex, precise, small batch and multi-variety parts processing. It is a flexible and high-efficiency automatic machine tool. At present, when horizontal CNC machine tools are used to process smaller disc or shaft workpieces in batches, workers usually perform loading and unloading operations. Specifically, workers clamp the workpieces to be processed on the machine chuck, and after the CNC machine tool is finished, the workers Then the processed parts are unloaded, and the materials are loaded and unloaded in this way, so that each equipment must be equipped with a worker when it is running, which will not only increase the labor cost, but also increase the labor intensity. For this reason, it is necessary to develop a dual-machine automatic loading and unloading device, which is arranged between two CNC machine tools, so as to realize the automatic loading and unloading operation of the workpieces of the two CNC machine tools.

Utility model content

The purpose of the utility model is to provide a dual-machine automatic loading and unloading device for the problem of manual loading and unloading operations when using horizontal numerical control machine tools to process smaller discs or shaft workpieces in batches. The automatic loading and unloading of two adjacent CNC machine tools does not require manual clamping and unloading, which greatly reduces the labor intensity.

In order to achieve the above object, the technical solution adopted by the utility model is:

A double-machine automatic loading and unloading device, including a mounting frame arranged between two numerically controlled machine tools, a crossbeam is arranged on the top of the mounting frame, a horizontal sliding frame is arranged on the crossbeam, and the horizontal sliding frame is mounted on the crossbeam Move back and forth left and right, the horizontal sliding frame is provided with a longitudinal beam, the longitudinal beam moves back and forth on the horizontal sliding frame, the front end of the longitudinal beam is provided with a vertical sliding frame, and the vertical sliding frame is provided with a vertical The vertical beam reciprocates up and down on the vertical sliding frame, the mounting frame is provided with a workbench for placing material trays, and the lower end of the vertical beam is provided with a grabbing mechanism, and the grabbing mechanism is used to Grab the workpiece to be processed on the material tray and clamp the processed workpiece from the chuck of the machine tool.

In the utility model, the horizontal sliding frame slides on the crossbeam, the longitudinal beam and the vertical sliding frame slide on the horizontal sliding frame, and the vertical beam slides on the vertical sliding frame, so that the grabbing mechanism can move along three axes in the space. Place the material tray on the workbench, grab the parts to be processed from the material tray through the grabbing mechanism, move to the chuck of the machine tool to complete the clamping of the processed parts, and clamp the parts to be processed on the machine tool chuck at the same time , and then send the processed parts back to the material tray; through the use of this device, the automatic loading and unloading of two CNC machine tools can be realized, and there is no need for manual clamping and unloading, which reduces the labor intensity and cost.

As a preferred solution of the present utility model, a traversing mechanism is provided between the horizontal sliding frame and the beam, and the traversing mechanism includes a traversing guide rail bar and a traversing rack arranged on the beam, and a horizontal sliding frame The traversing guide rail seat and the traversing servo motor on the traversing guide rail seat are matched with the traversing guide rail bar, and the output shaft of the traversing servo motor is provided with a traversing driving gear, and the traversing driving gear and The traversing racks mesh.

As a preferred solution of the present utility model, a longitudinal movement mechanism is provided between the longitudinal beam and the horizontal sliding frame, and the longitudinal movement mechanism includes a longitudinal movement guide rail bar and a longitudinal movement rack arranged on the longitudinal beam, and The longitudinal movement guide rail seat and the longitudinal movement servo motor on the sliding frame, the longitudinal movement guide rail seat is matched with the longitudinal movement guide rail bar, the output shaft of the longitudinal movement servo motor is provided with a longitudinal movement driving gear, and the longitudinal movement driving The gear meshes with the longitudinal rack.

As a preferred solution of the present utility model, a vertical movement mechanism is provided between the vertical beam and the vertical sliding frame, and the vertical movement mechanism includes a vertical movement guide rail bar and a vertical movement rack arranged on the vertical beam, and a The vertically moving guide rail seat and the vertically moving servo motor on the vertical sliding frame, the vertically moving guide rail seat is matched with the vertically moving guide rail bar, the output shaft of the vertically moving servo motor is provided with a vertically moving driving gear, and the vertically moving The shift drive gear is meshed with the vertical shift rack.

As a preferred solution of the present utility model, the grabbing mechanism includes a base, a rotary actuator and a mounting seat, the base is connected to the lower end of the vertical beam, the fixed part of the rotary actuator is connected to the base, and the rotary actuator The rotary center line of the actuator forms an included angle of 45° with the vertical plane, and the rotary part of the rotary actuator is connected to the mounting seat, and the mounting seat is symmetrically provided with two chucks based on the rotary center line, and two The centerlines of the chucks are perpendicular to each other and coplanar with the rotary centerline of the rotary actuator. After the grabbing mechanism is installed, the workpiece to be processed is automatically clamped from the material tray through the vertical chuck, and then moved to the chuck of the machine tool, and the processed workpiece on the chuck of the machine tool is automatically clamped through the horizontal chuck, and then rotated The action of the actuator makes the mounting seat rotate 180°, so that the positions of the two chucks are exchanged, so that the workpiece to be processed can be placed on the chuck of the machine tool for loading, and then the grabbing mechanism is moved to the top of the material tray, and the vertical clamp is released. After the straight chuck, put the processed parts into the material tray; due to the use of two chucks, the efficiency of loading and unloading is improved.

As a preferred solution of the present utility model, a pusher mechanism is provided on any chuck, and the pusher mechanism includes a support ring, a plurality of guide rods and a pusher plate, the support ring is connected with the chuck, and the guide rod The circumferential direction is evenly distributed on the support ring and evenly staggered with the position of the jaws. The pushing plate includes several connecting bars extending radially from the center of the chuck. Each connecting bar is slidably connected with the guide rod, and the guide rod is sleeved There is a spring, which is located between the connecting strip and the support ring. The workpiece to be processed is clamped by a chuck with a pushing mechanism. When the material is taken out, the workpiece to be processed in the material tray will make the pushing plate approach the chuck and the spring will be compressed synchronously, so that the chuck can clamp the workpiece to be processed. , When clamping, loosen the chuck and under the action of the spring, the pusher plate resets to push the workpiece to be processed towards the chuck of the machine tool, which makes it more convenient to clamp circular workpieces with small thickness.

In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

In the utility model, the horizontal sliding frame slides on the crossbeam, the longitudinal beam and the vertical sliding frame slide on the horizontal sliding frame, and the vertical beam slides on the vertical sliding frame, so that the grabbing mechanism can move along three axes in the space. Place the material tray on the workbench, grab the parts to be processed from the material tray through the grabbing mechanism, move to the chuck of the machine tool to complete the clamping of the processed parts, and clamp the parts to be processed on the machine tool chuck at the same time , and then send the processed parts back to the material tray; through the use of this device, the automatic loading and unloading of two CNC machine tools can be realized, and there is no need for manual clamping and unloading, which reduces the labor intensity and cost.

Description of drawings

Fig. 1 is the front view of the dual-machine automatic loading and unloading device in the utility model.

Fig. 2 is a perspective view of the dual-machine automatic loading and unloading device in the utility model.

FIG. 3 is a partial schematic diagram of the beam assembly in FIG. 2 .

FIG. 4 is a partial schematic diagram of the longitudinal beam assembly in FIG. 2 .

FIG. 5 is a schematic diagram of another viewing angle of FIG. 4 .

Fig. 6 is a schematic diagram after hiding some parts in Fig. 4 .

FIG. 7 is a partial schematic view of the vertical beam assembly in FIG. 2 .

Figure 8 is a front view of the grabbing mechanism.

Fig. 9 is a perspective view of the grabbing mechanism.

Fig. 10 is an installation perspective view of the dual-machine automatic loading and unloading device in the utility model.

Marks in the figure: 1-installation frame, 2-beam, 3-horizontal sliding frame, 4-longitudinal beam, 5-vertical sliding frame, 6-vertical beam, 7-workbench, 8-transverse guide rail, 9- Traverse rack, 10-transverse guide rail seat, 11-transverse servo motor, 12-transverse drive gear, 13-vertical guide rail, 14-vertical rack, 15-vertical guide rail seat, 16-longitudinal Servo motor, 17-vertical drive gear, 18-vertical guide rail, 19-vertical rack, 20-vertical guide seat, 21-vertical servo motor, 22-vertical drive gear, 23-base , 24-rotary actuator, 25-mounting seat, 26-chuck, 27-support ring, 28-guide rod, 29-push plate, 30-spring, 31-fixing bar, 32-limit rod, 33- Limit block, 34-CNC machine.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is described in detail.

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

Example

This embodiment provides a dual-machine automatic loading and unloading device;

As shown in Figures 1-10, the double-machine automatic loading and unloading device in the present embodiment includes a mounting frame 1 arranged between two numerically controlled machine tools 34, and the top of the mounting frame 1 is provided with a crossbeam 2. A horizontal sliding frame 3 is provided on the crossbeam 2, and the horizontal sliding frame 3 reciprocates left and right on the crossbeam 2 (taking the front of the machine tool as a reference), and the horizontal sliding frame 3 is provided with a longitudinal beam 4, and the longitudinal beam 4 Move back and forth on the horizontal sliding frame 3 (with reference to the front of the machine tool), the front end of the longitudinal beam 4 is provided with a vertical sliding frame 5, and the vertical sliding frame 5 is provided with a vertical beam 6, and the vertical beam 6 reciprocates up and down on the vertical sliding frame 5 (with reference to the front of the machine tool), the mounting frame 1 is provided with a workbench 7 for placing material trays, and the lower end of the vertical beam 6 is provided with a grabbing mechanism. The gripping mechanism is used to grab the workpiece to be processed from the material tray and the processed workpiece from the chuck of the machine tool.

In the utility model, the horizontal sliding frame slides on the crossbeam, the longitudinal beam and the vertical sliding frame slide on the horizontal sliding frame, and the vertical beam slides on the vertical sliding frame, so that the grabbing mechanism can move along three axes in the space. Place the material tray on the workbench, grab the parts to be processed from the material tray through the grabbing mechanism, move to the chuck of the machine tool to complete the clamping of the processed parts, and clamp the parts to be processed on the machine tool chuck at the same time , and then send the processed parts back to the material tray; through the use of this device, the automatic loading and unloading of two CNC machine tools can be realized, and there is no need for manual clamping and unloading, which reduces the labor intensity and cost.

In this embodiment, a traversing mechanism is provided between the horizontal sliding frame 3 and the beam 2, and the traversing mechanism includes a traversing guide rail 8 and a traversing rack 9 arranged on the beam 2, and a horizontal The traversing guide rail seat 10 and the traversing servo motor 11 on the carriage 3, the traversing guide rail seat 10 cooperates with the traversing guide rail bar 8, and the output shaft of the traversing servo motor 11 is provided with a traversing drive gear 12. The traversing drive gear 12 is meshed with the traversing rack 9 . During use, the traversing drive gear is driven to rotate by the traversing servo motor, and the traversing driving gear and the traversing rack are meshed to drive the horizontal sliding frame to slide left and right along the traversing guide rail.

In this embodiment, a longitudinal movement mechanism is provided between the longitudinal beam 4 and the horizontal sliding frame 3, and the longitudinal movement mechanism includes a longitudinal movement guide rail bar 13 and a longitudinal movement rack 14 arranged on the longitudinal beam 4, and The longitudinal movement guide rail seat 15 and the longitudinal movement servo motor 16 on the horizontal sliding frame 3, the longitudinal movement guide rail seat 15 cooperates with the longitudinal movement guide rail bar 13, and the output shaft of the longitudinal movement servo motor 16 is provided with a longitudinal movement Driving gear 17, the longitudinal movement driving gear 17 is meshed with longitudinal movement rack 14. When in use, the longitudinal movement driving gear is driven to rotate by the longitudinal movement servo motor, and the longitudinal movement driving gear and the longitudinal movement rack are meshed to drive the longitudinal beam to slide forward and backward linearly along the longitudinal movement guide rail seat.

In this embodiment, a vertical movement mechanism is provided between the vertical beam 6 and the vertical sliding frame 5, and the vertical movement mechanism includes a vertical movement guide rail bar 18 and a vertical movement rack 19 arranged on the vertical beam 6, and The vertical movement guide rail seat 20 and the vertical movement servo motor 21 that are located on the vertical sliding frame 5, the vertical movement guide rail seat 20 is matched with the vertical movement guide rail bar 18, and the output shaft of the vertical movement servo motor 21 is provided with The vertical movement driving gear 22 is engaged with the vertical movement rack 19 . During use, the vertical movement driving gear is driven to rotate by the vertical movement servo motor, and the vertical movement driving gear and the vertical movement rack are meshed to drive the vertical beam to slide vertically and linearly along the vertical movement guide rail seat.

In this embodiment, the grabbing mechanism includes a base 23, a rotary actuator 24 and a mounting base 25, the base 23 is connected to the lower end of the vertical beam 6, and the fixed part of the rotary actuator 24 is connected to the base 23 , the rotary center line of the rotary actuator 24 forms an angle of 45° with the vertical plane, and the rotary part of the rotary actuator 24 is connected with the mounting seat 25, and the mounting seat 25 is symmetrically arranged on the basis of the rotary center line. There are two chucks 26 , the centerlines of the two chucks 26 are perpendicular to each other and coplanar with the rotary centerline of the rotary actuator 24 . After the gripping mechanism is installed, the center line of one chuck is in a vertical state, and the center line of the other chuck is in a horizontal state. The workpiece to be processed is automatically clamped from the material tray through the vertical chuck, and then the gripping mechanism is moved to Machine tool chuck, and make the horizontal chuck opposite to the center of the machine tool chuck, automatically clamp the machined parts on the machine tool chuck through the horizontal chuck, and then rotate the mounting seat by 180° through the action of the rotary actuator, so that The positions of the two chucks are interchanged so that the workpiece to be processed is placed on the machine tool chuck for loading, while the processed workpiece is now on the vertical chuck, and then the grabbing mechanism is moved to the top of the material tray and released. After chucking, put the processed parts into the material tray; due to the use of two chucks, the efficiency of loading and unloading is improved. Specifically, the rotary actuator 24 is a rotary cylinder, and the chuck 26 is a pneumatic three-jaw chuck.

In this embodiment, a material pushing mechanism is provided on any chuck 26, and the material pushing mechanism includes a support ring 27, three guide rods 28 and a material pushing plate 29, and the support ring 27 is connected with the chuck 26, The guide rods 28 are evenly distributed on the support ring 27 in the circumferential direction and are evenly staggered from the positions of the claws on the chuck 26. The pushing plate 29 includes three connecting bars extending radially from the center of the chuck 26, each connecting The bar is slidably connected to the guide rod 28 , the guide rod 28 is sleeved with a spring 30 , and the spring 30 is located between the connecting bar and the supporting ring 27 . Because the two chucks will exchange positions during loading, that is, the workpiece to be processed is always on the horizontal chuck before clamping. When the thickness of the workpiece is not large, it is not convenient for the machine tool chuck to clamp the workpiece after the chuck is released. By setting the pushing mechanism on the chuck, the chuck is used to clamp the workpiece to be processed. When the material is taken out, the workpiece to be processed in the material tray will make the pushing plate approach the chuck and the spring will be compressed synchronously, so that the chuck can clamp Hold the workpiece to be processed and release the chuck when clamping. Under the action of the spring, the push plate resets and pushes the workpiece to be processed toward the chuck of the machine tool, which makes it more convenient to clamp circular workpieces with small thickness. Specifically, each connecting bar on the pusher plate is respectively located between two adjacent claws on the chuck, and a gap is opened on the pusher plate at a position opposite to the claws, so as to prevent the The plate interferes with the jaws as it approaches the chuck.

In this embodiment, a limit mechanism is provided between the rotary actuator 24 and the mounting seat 25, and the limit mechanism includes a fixed bar 31, two limit rods 32, and a limit block 33. The fixed bar 31 and the The fixed parts of the rotary actuator 24 are connected together, the limiting rods 32 are respectively installed at both ends of the fixing bar 31 , and the limiting block 33 is installed on one side of the mounting seat 25 . In this way, when the rotary actuator operates, the rotation angle of the mounting seat is limited to 180°, so that the positions of the two chucks can be exchanged.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and improvements made within the principles of the present utility model should be included in the utility model. within the scope of protection.

Claims (6)

1. The utility model provides an automatic unloader that goes up of duplex, is including locating the mounting bracket between two digit control machine tools, the top of mounting bracket is equipped with the crossbeam, be equipped with the workstation that is used for placing the material dish on the mounting bracket, a serial communication port, be equipped with horizontal carriage on the crossbeam, horizontal carriage is reciprocating motion about on the crossbeam, be equipped with the longeron on the horizontal carriage, reciprocating motion all around on the horizontal carriage of longeron, the longeron front end is equipped with vertical carriage, be equipped with on the vertical carriage and erect the roof beam, erect roof beam reciprocating motion about vertical carriage, it is equipped with the mechanism of snatching to erect the roof beam lower extreme, it is used for snatching from the material dish and treats the machined part and press from the clamp on the machine tool chuck to pick the machined part.

2. The dual-machine automatic loading and unloading device as claimed in claim 1, wherein a traverse mechanism is provided between the horizontal sliding rack and the cross beam, the traverse mechanism comprises a traverse guide rail bar and a traverse rack provided on the cross beam, and a traverse guide rail seat and a traverse servo motor provided on the horizontal sliding rack, the traverse guide rail seat and the traverse guide rail bar are engaged, and a traverse driving gear is provided on an output shaft of the traverse servo motor, the traverse driving gear is engaged with the traverse rack.

3. The dual-motor automatic loading and unloading device as claimed in claim 1, wherein a longitudinal moving mechanism is provided between the longitudinal beam and the horizontal sliding frame, the longitudinal moving mechanism comprises a longitudinal moving guide rail bar and a longitudinal moving rack provided on the longitudinal beam, and a longitudinal moving guide rail seat and a longitudinal moving servo motor provided on the horizontal sliding frame, the longitudinal moving guide rail seat is matched with the longitudinal moving guide rail bar, a longitudinal moving driving gear is provided on an output shaft of the longitudinal moving servo motor, and the longitudinal moving driving gear is meshed with the longitudinal moving rack.

4. The dual-machine automatic loading and unloading device according to claim 1, wherein a vertical moving mechanism is provided between the vertical beam and the vertical sliding rack, the vertical moving mechanism comprises a vertical moving guide rail bar and a vertical moving rack provided on the vertical beam, and a vertical moving guide rail seat and a vertical moving servo motor provided on the vertical sliding rack, the vertical moving guide rail seat is matched with the vertical moving guide rail bar, a vertical moving drive gear is provided on an output shaft of the vertical moving servo motor, and the vertical moving drive gear is meshed with the vertical moving rack.

5. The double-machine automatic loading and unloading device according to claim 1, wherein the grabbing mechanism comprises a base, a rotary actuator and a mounting base, the base is connected with the lower end of the vertical beam, a fixed portion of the rotary actuator is connected with the base, a rotary center line of the rotary actuator forms an included angle of 45 degrees with a vertical plane, a rotary portion of the rotary actuator is connected with the mounting base, two chucks are symmetrically arranged on the mounting base by taking the rotary center line as a reference, center lines of the two chucks are perpendicular to each other and are coplanar with the rotary center line of the rotary actuator.

6. The automatic double-machine loading and unloading device according to claim 5, wherein a pushing mechanism is arranged on any one of the chucks and comprises a support ring, a plurality of guide rods and a pushing plate, the support ring is connected with the chuck, the guide rods are circumferentially and uniformly distributed on the support ring and are uniformly staggered with the positions of the clamping jaws, the pushing plate comprises a plurality of connecting strips radially extending from the center of the chuck, each connecting strip is in sliding connection with the guide rod, a spring is sleeved on the guide rod, and the spring is positioned between the connecting strip and the support ring.

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