CN211759376U

CN211759376U - Positioning tool

Info

Publication number: CN211759376U
Application number: CN201922485267.5U
Authority: CN
Inventors: 戴翔
Original assignee: Dazheng Industrial Robot Technology Corp
Current assignee: Dazheng Industrial Robot Technology Corp
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-10-27
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a location frock aims at solving present manipulator and is difficult to correspond the not enough of work piece at another suit that the work piece is accurate. The utility model discloses an including chassis and positioner, positioner include linear module, blowing device, scrape and press device and unloader, linear module fixed connection is on the chassis, and blowing device links firmly the slip table bottom, and the slip table passes through linear module and removes on chassis length direction, has placed first work piece and second work piece on the blowing device, scrapes to press with the device with first work piece location to the second work piece on, unloader includes unloading driver and the flexible lower flitch of serving of fixed connection at the unloading driver, the lower flitch is with the ejecting blowing device of work piece under the drive of unloading driver. The manipulator only needs roughly to place the work piece on the blowing device, is fixed a position by the pressure equipment and aligns, fixes a position and welds in the equidirectional, for the production beat, two sets of positioner work in turn, improves lathe welding efficiency.

Description

Positioning tool

Technical Field

The utility model relates to an automation equipment, more specifically say, it relates to a location frock.

Background

The existing multi-shaft manipulator is large in size, is easy to interfere with the lathe, is limited in length, and cannot be mounted by only one manipulator in the lathe. At present, two workpieces need to be welded, and the precision requirement of the connection of the two workpieces is very high, so that the two workpieces are difficult to be directly connected through a mechanical arm.

Chinese patent publication No. CN102909471B, entitled welding manipulator, and this application discloses a welding manipulator, including feeding device, and the soldering turret that is connected with feeding device, feeding device includes: the linear module and the rotary module are connected with the soldering turret, the rotary module comprises a gear set rotary module connected with the feeding device through a slewing bearing, and the soldering turret is fixed on the gear set rotary module; the welding manipulator replaces a robot to move through the linear module and the rotary module for feeding, so that the cost is low; the linear motion of the linear module and the rotary motion of the rotary module can realize high-precision positioning of any spatial track in a mechanical stroke, the rotary module adopts a gear set rotary module to perform high-precision rotation, the linear module realizes high-precision linear transmission, and the full-automatic welding of resistance spot welding points on a white automobile body of an automobile can be realized when the linear module and the rotary module are in multi-axis linkage; the welding tongs are fixed and driven to rotate through a gear of the gear set rotating module. The device adopts the mode of directly positioning the workpiece, but has high requirement on the precision of a manipulator.

Disclosure of Invention

The utility model overcomes present manipulator is difficult to with the accurate suit of work piece at another not enough that corresponds the work piece, provides a location frock, and it can carry out the efficient assembly with these two kinds of work pieces, realizes the welding of high accuracy.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a location frock, includes chassis and positioner, and positioner includes linear module, blowing device, scrapes pressure device and unloader, and linear module fixed connection is on the chassis, blowing device bottom fixedly connected with slip table, and the slip table passes through linear module and removes on chassis length direction, has placed first work piece and second work piece on the blowing device, scrapes to press and fixes a position first work piece to the second work piece with the device on, and unloader includes unloading driver and the flexible lower flitch of serving of fixed connection at the unloading driver, the lower flitch is with the ejecting blowing device of work piece under the drive of unloading driver.

The device is assembled specific first work piece and second work piece, first work piece is the square column shape, the second work piece is the lamellar body that both ends are the circular arc, the round hole that has on the second work piece and corresponds with the cylinder at first work piece top, need align the cylinder of first work piece with the round hole of second work piece, but because the top of first work piece does not have the plane of a fine location second work piece, it has very high degree of difficulty to make directly place the second work piece through the manipulator, the precision requirement to the manipulator is too high, consequently place the slope of this second work piece at first work piece top, at this moment, the cylinder of first work piece is roughly in the trompil of second work piece. The positioning device is used for further positioning the workpiece in place and sending the workpiece into a welding lathe to completely weld the workpiece and the welding lathe for positioning. One end of the linear module is fixedly connected to the underframe, and the other end of the linear module extends into the welding lathe. The discharging device is fed into a lathe from the underframe through the linear module for welding. The discharging device is provided with a plurality of workpieces. The length direction of the second workpiece is in the width direction of the linear die set. The scraping and pressing device scrapes and positions the second workpiece on the first workpiece. The blanking device is used for lifting the blanking plate to eject the workpiece out when the workpiece is welded and returns to the end of the bottom frame.

Preferably, the scraping device comprises an ejection driver and a lifting driver, the lifting driver is fixedly connected to the underframe, the ejection driver is fixedly connected to the telescopic end of the lifting driver, the ejection driver is telescopically connected with a top plate, and the top plate moves in the width direction of the underframe. The top plate has two directions of motion: width direction and height direction. The second workpiece can be strickleed off through a preset action, and finally the top surface of the shaft at the top of the first workpiece is flush with the second workpiece to complete positioning. The linear module controls the positioning pieces on the material placing device to sequentially reach the lower part of the hanging device.

Preferably, two sets of positioning devices are arranged in parallel on the top of the underframe. The two positioning devices are symmetrical and alternately feed and discharge, so that the utilization efficiency of the machine tool is improved.

Preferably, the ejection driver, the lifting driver and the blanking driver are all cylinders. The cylinder form is adopted, so that the use is convenient, and the precision is high.

Preferably, the discharging device comprises a sliding table bottom plate fixedly connected to the sliding table and positioning pieces for positioning workpieces, the positioning pieces are arranged along the length direction of the bottom frame, and the workpieces are placed on the positioning pieces. Linear module has the pivoted screw shaft, and slip table threaded connection has the location slip table on the screw shaft to prevent its pivoted locating plate on the slip table, and the slip table as the lead screw slider when the lead screw rotates drives the blowing device and removes. The positioning piece is provided with a workpiece, the positioning piece arranged along the length direction is convenient for the work of the hanging and pressing device, the moving amount is small, and the speed is higher.

Preferably, one end of the bottom frame, which is far away from the scraping and pressing device, is provided with a limiting rod used for limiting the discharging device, the limiting rod is 7-shaped, and the limiting rod is arranged on the moving track of the radiotherapy device on the linear module. The limiting rod limits the discharging device and prevents the discharging device from being separated from the linear module.

Preferably, the first workpiece is provided with a jacking rod, and the jacking rod interferes with the moving track of the blanking plate. The jacking rod jacks up the workpiece, so that the workpiece can be conveniently moved down subsequently.

Compared with the prior art, the beneficial effects of the utility model are that: (1) the manipulator only needs to roughly place the workpiece on the discharging device, and then the hanging and pressing device is used for positioning and aligning; (2) positioning and welding are carried out in the same direction, so that the production beat is accelerated; (3) two sets of positioner work in turn, improve lathe welding efficiency.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a front view of the present invention;

fig. 4 is a left side view of the present invention;

in the figure: the device comprises an underframe 1, a limiting rod 11, a first workpiece 12, a second workpiece 13 and a jacking rod 14;

a linear module 2 and a sliding table 21;

the scraping device 3, the liftout driver 31, the lifting driver 32, and the top plate 33;

the emptying device 4, a sliding table bottom plate 41 and a positioning piece 42;

blanking device 5, blanking driver 51 and blanking plate 52.

Detailed Description

The technical solution of the present invention is further described in detail by the following specific embodiments in combination with the accompanying drawings:

example (b):

a positioning tool comprises an underframe 1 and positioning devices, wherein two groups of positioning devices are arranged at the top of the underframe 1 in parallel, as shown in figure 1. The two positioning devices are symmetrical and alternately feed and discharge, so that the utilization efficiency of the machine tool is improved. Positioner includes linear module 2, blowing device 4, scrapes and presses device 3 and

unloader

5, and 2 fixed connection of linear module are on

chassis

1, and 4 bottom fixedly connected with slip table 21 of blowing device. The discharging device 4 comprises a sliding table bottom plate 41 fixedly connected to the sliding table 21 and positioning pieces 42 for positioning workpieces, the positioning pieces 42 are arranged along the length direction of the chassis 1, and the workpieces are placed on the positioning pieces 42. Linear module 2 has the pivoted screw shaft, and slip table 21 threaded connection is epaxial at the screw, has location slip table 21 on the slip table 21 to prevent its pivoted locating plate, and slip table 21 as the lead screw slider when the lead screw rotates drives blowing device 4 and removes. The positioning piece 42 is provided with a workpiece, and the positioning piece 42 arranged along the length direction is convenient for the work of the hanging and pressing device, and has small movement amount and higher speed.

As shown in fig. 2 and 3, the slide table 21 is moved in the longitudinal direction of the base frame 1 by the linear die set 2, the discharge device 4 is placed with the first workpiece 12 and the second workpiece 13, and the device for scraping positions the first workpiece 12 on the second workpiece 13. The scraping device 3 comprises an ejection driver 31 and a lifting driver 32, the lifting driver 32 is fixedly connected to the underframe 1, the ejection driver 31 is fixedly connected to the telescopic end of the lifting driver 32, the ejection driver 31 is telescopically connected with a top plate 33, and the top plate 33 moves in the width direction of the underframe 1. The top plate 33 has two directions of motion: width direction and height direction. The second workpiece 13 can be scraped through a preset action, and finally the top surface of the shaft at the top of the first workpiece 12 is flush with the second workpiece 13, so that the positioning is completed. The linear module 2 controls the positioning members 42 on the discharging device 4 to sequentially reach the lower part of the hanging device.

As shown in fig. 1 and 4, the blanking device 5 includes a blanking driver 51 and a blanking plate 52 fixedly connected to a telescopic end of the blanking driver 51, and the blanking plate 52 is driven by the blanking driver 51 to eject the workpiece out of the discharging device 4. The first workpiece 12 is provided with a jack-up rod 14, and the jack-up rod 14 interferes with the moving track of the blanking plate 52. The jacking rod 14 jacks up the workpiece to facilitate subsequent removal of the workpiece.

Keep away from on the chassis 1 and scrape 3 one ends of pressing device and be equipped with and be used for the spacing gag lever post 11 to blowing device 4, gag lever post 11 is "7" font, and gag lever post 11 sets up on the removal orbit of radiotherapy device at linear module 2. The limiting rod 11 limits the discharging device 4 to prevent the discharging device from separating from the linear module 2. The material ejecting driver 31, the lifting driver 32 and the blanking driver 51 are all air cylinders. The cylinder form is adopted, so that the use is convenient, and the precision is high.

The device is assembled for specific first workpieces 12 and second workpieces 13, the first workpieces 12 are in a square column shape, the second workpieces 13 are sheet bodies with arc-shaped ends, round holes corresponding to the round columns on the tops of the first workpieces 12 are formed in the second workpieces 13, the round holes of the second workpieces 13 need to be aligned with the round columns of the first workpieces 12, but because the tops of the first workpieces 12 do not have a good plane for positioning the second workpieces 13, the second workpieces 13 are directly placed in place through a manipulator with high difficulty, the precision requirement of the manipulator is high, the second workpieces 13 are obliquely placed on the tops of the first workpieces 12, and at the moment, the round columns of the first workpieces 12 are approximately in open holes of the second workpieces 13. The positioning device is used for further positioning the workpiece in place and sending the workpiece into a welding lathe to completely weld the workpiece and the welding lathe for positioning. One end of the linear module 2 is fixedly connected to the underframe 1, and the other end of the linear module extends into the welding lathe. The discharging device 4 is fed into a lathe from the underframe 1 through the linear die set 2 for welding. The discharging device 4 is provided with a plurality of workpieces. The length direction of the second workpiece 13 is in the width direction of the linear die set 2. The scraping device 3 scrapes and positions the second workpiece 13 onto the first workpiece 12. The blanking device 5 is used for lifting the blanking plate 52 to eject the workpiece when the workpiece is welded and returns to the end of the underframe 1.

As shown in fig. 1, the positioning tool is different in second workpieces on the positioning parts, and can be suitable for installation of five different second workpieces, so that the universal applicability is better.

The above-described embodiments are merely preferred embodiments of the present invention, which are not intended to be limiting in any way, and other variations and modifications are possible without departing from the scope of the invention as set forth in the following claims.

Claims

1. The utility model provides a location frock, includes chassis and positioner, characterized by, positioner include linear module, blowing device, scrape and press device and unloader, and linear module fixed connection is on the chassis, blowing device bottom fixedly connected with slip table, and the slip table passes through linear module and removes on chassis length direction, has placed first work piece and second work piece on the blowing device, scrapes and presses the device and fix a position first work piece to the second work piece on, and unloader includes unloading driver and the flexible lower flitch of serving of fixed connection at the unloading driver, the lower flitch is with the ejecting blowing device of work piece under the drive of unloading driver.

2. The positioning tool as claimed in claim 1, wherein the scraping device comprises a jacking driver and a lifting driver, the lifting driver is fixedly connected to the underframe, the jacking driver is fixedly connected to a telescopic end of the lifting driver, the jacking driver is telescopically connected with a top plate, and the top plate moves in the width direction of the underframe.

3. The positioning tool of claim 1, wherein two sets of positioning devices are arranged in parallel on the top of the bottom frame.

4. The positioning tool of claim 2, wherein the ejection driver, the lifting driver and the blanking driver are all cylinders.

5. The positioning tool of claim 1, wherein the discharging device comprises a sliding table bottom plate fixedly connected to the sliding table and positioning pieces for positioning the workpieces, the positioning pieces are arranged along the length direction of the bottom frame, and the workpieces are placed on the positioning pieces.

6. The positioning tool according to claim 1, wherein a limiting rod for limiting the discharging device is arranged at one end of the bottom frame, which is far away from the scraping device, and the limiting rod is 7-shaped and is arranged on a moving track of the discharging device on the linear module.

7. The positioning tool according to claim 5 or 6, wherein the first workpiece is provided with a jacking rod, and the jacking rod interferes with the moving track of the blanking plate.