CN112453312A - Bar gravity positioning device - Google Patents
Bar gravity positioning device Download PDFInfo
- Publication number
- CN112453312A CN112453312A CN202011346770.3A CN202011346770A CN112453312A CN 112453312 A CN112453312 A CN 112453312A CN 202011346770 A CN202011346770 A CN 202011346770A CN 112453312 A CN112453312 A CN 112453312A
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- China
- Prior art keywords
- shaped guide
- positioning device
- bar
- gravity positioning
- guide blocks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K27/00—Handling devices, e.g. for feeding, aligning, discharging, Cutting-off means; Arrangement thereof
- B21K27/02—Feeding devices for rods, wire, or strips
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/08—Accessories for handling work or tools
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention discloses a bar gravity positioning device, which belongs to the technical field of aluminum alloy die forging presses and is characterized by at least comprising the following components: fixing a bracket; a plurality of V-shaped guide blocks arranged on the upper surface of the fixed bracket; the V-shaped grooves of the V-shaped guide blocks are positioned on the same straight line, and the included angle between the straight line and the horizontal plane is not 0; a plurality of balls mounted on the surface of each V-shaped guide block; the spring impact rod and the limiting bracket are arranged on the upper surface of the fixed bracket; the spring impact rod and the limiting bracket are positioned at the outlet position of the lower V-shaped guide block; the proximity switch is used for receiving a spring plunger trigger signal; the proximity switch is located at the lower side position of the spring striker, the number of the V-shaped guide blocks is three, openings are formed in the V-shaped guide blocks, and inlet chamfers are formed in the feeding ends of the V-shaped guide blocks. By adopting the technical scheme, the automatic bar gravity positioning device can meet the requirements of high-efficiency, high-precision, large-batch and full-automatic control on automatic bar gravity positioning.
Description
Technical Field
The invention belongs to the technical field of aluminum alloy die forging presses, and particularly relates to a bar gravity positioning device.
Background
With the increasingly wide application range of die forging hydraulic presses, the automatic feeding and discharging technology is also widely applied to the die forging hydraulic presses, so that the high-end die forging hydraulic presses have requirements on the positioning precision of workpieces before feeding, a feeding robot can conveniently grab the workpieces, and the positioning precision and the repeatability precision of the workpieces are high.
Automobile control arm is by automatic press forming in batches of die forging hydraulic press, consequently need realize accurate positioning to 550 degrees high temperature's aluminum alloy cylinder bar, guarantees that the material loading robot snatchs the back, and the die cavity of die forging press is put into to the accuracy in, otherwise can influence part press forming quality or cause the damage of mould.
The traditional automobile control arm is positioned by a die forging hydraulic press in a mould through a manual mode matched with a tool for high-temperature finished aluminum alloy bars, and has the advantages of low efficiency, high danger degree, poor product consistency and high labor intensity of workers. Therefore, a set of high-temperature aluminum alloy bar gravity positioning device is developed by adopting the assembly of a V-shaped guide block, a ball, a spring ram, a limiting support, a proximity switch, a positioning baffle, a positioning device fixing support and the like specially aiming at the problem so as to realize the accurate and rapid positioning of a workpiece and facilitate the grabbing of a feeding manipulator into a die for forging and pressing.
Disclosure of Invention
The invention provides a bar material gravity positioning device for solving the technical problems in the prior art, so that the automatic bar material gravity positioning device can meet the requirement of high-efficiency, high-precision, large-batch and full-automatic control.
The invention aims to provide a bar gravity positioning device, which comprises:
a fixed bracket (8);
a plurality of V-shaped guide blocks (1) arranged on the upper surface of the fixed bracket (8); the V-shaped grooves of the V-shaped guide blocks (1) are positioned on the same straight line, and the included angle between the straight line and the horizontal plane is not 0;
a plurality of balls (2) mounted on the surface of each V-shaped guide block (1);
a spring impact rod (4) and a limiting bracket (5) which are arranged on the upper surface of the fixed bracket (8); the spring impact rod (4) and the limiting bracket (5) are positioned at the outlet position of the lower V-shaped guide block (1);
a proximity switch (6) for receiving a spring plunger (4) trigger signal; the proximity switch (6) is positioned at the lower side position of the spring plunger (4).
Preferably, the number of the V-shaped guide blocks (1) is three.
Preferably, the V-shaped guide block (1) is provided with a notch.
Preferably, the line is at an angle of 30 degrees to the horizontal.
Preferably, an inlet chamfer (3) is arranged at the feeding end of the V-shaped guide block (1).
Preferably, the bar stock is 550-degree aluminum alloy bar stock.
The invention has the advantages and positive effects that:
(1) the application range is wide, and the application of bars with different specifications and diameters from 30mm to 80mm can be met by replacing the V-shaped guide block tool.
(2) The positioning precision is high: the left and right positioning directions of the bar are ensured through the V-shaped guide blocks, and a chamfer is added at the feeding part of each V-shaped guide block to ensure that the bar smoothly slides to the bottom positioning baffle;
(3) the frictional resistance is small: through increasing the ball, reduced the contact surface of bar and connect and frictional force, realized quick location, the specially adapted high temperature, the great aluminum alloy cylinder bar of viscidity.
(4) The positioning efficiency is high: the robot finishes the material discharging to the gravity positioning, only needs 0.5 second, reduces the exposure time of the high-temperature aluminum alloy in the air, and ensures the quality and the production rhythm of the product.
(5) The device has simple structure: the mechanical structure is simple, only one proximity switch is arranged, the later maintenance is simple, and the work is stable and reliable.
Drawings
FIG. 1 is a block diagram of a preferred embodiment of the present invention;
wherein: 1. a V-shaped guide block; 2. a ball bearing; 3. an inlet chamfer angle; 4. a spring plunger; 5. a limiting bracket; 6. a proximity switch; 7. positioning a baffle plate; 8. and fixing the bracket.
Detailed Description
In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings:
as shown in fig. 1, the technical solution of the present invention is:
a rod gravity positioning device comprising:
a fixed bracket 8;
a plurality of V-shaped guide blocks 1 mounted on the upper surface of the fixed bracket 8; the V-shaped grooves of the V-shaped guide blocks 1 are positioned on the same straight line, and the included angle between the straight line and the horizontal plane is not 0; the fixed bracket 8 is arranged on the fixed bracket 8 through bolts;
a plurality of balls 2 mounted on the surface of each V-shaped guide block 1;
the spring impact rod 4 and the limiting bracket 5 are arranged on the upper surface of the fixed bracket 8; the spring impact rod 4 and the limiting bracket 5 are positioned at the outlet position of the lower V-shaped guide block 1;
a proximity switch 6 for receiving a trigger signal of the spring plunger 4; the proximity switch 6 is located at a lower position of the spring plunger 4.
Preferably, the number of the V-shaped guide blocks 1 is three.
A notch is formed in the middle V-shaped guide block, and the requirement for placing a bar with a smaller diameter is met.
The included angle between the straight line and the horizontal plane is 30 degrees
An inlet chamfer 3 is arranged at the feeding end of the V-shaped guide block 1; .
The bar stock is a 550-degree aluminum alloy bar stock.
A feeding robot is needed to teach the feeding position of the normal-temperature aluminum alloy bar on the gravity positioning device before a new workpiece is used for the first time; and (3) teaching the material taking position of the normal-temperature aluminum alloy bar at the gravity positioning device by using a material taking robot. Firstly, a feeding robot grabs 550 ℃ high-temperature aluminum alloy bars from a heating furnace; the feeding robot places the 550 high-temperature aluminum alloy cylindrical bar at a teaching point of the gravity positioning device, wherein the teaching point can be a V-shaped guide block at the top of the rightmost side or a V-shaped guide block in the middle; the high-temperature aluminum alloy bar slides downwards along the V-shaped guide groove under the action of gravity; the high-temperature aluminum alloy bar is in contact with the ball of the V-shaped guide groove in the sliding process, so that the friction force is small, and the positioning speed is high; when the high-temperature aluminum alloy bar slides to the bottom of the positioning device, the spring impact rod is compressed; when the high-temperature aluminum alloy bar is blocked by the positioning baffle, the collision rod is compressed to trigger the proximity switch, and the positioning is finished; and the blanking robot puts the 550 high-temperature aluminum alloy bar material into the die cavity of the die forging machine from the teaching point of the gravity positioning device. After the bar gravity positioning device is adopted, a blanking robot can conveniently grab a bar into a mold, and the bar gravity positioning device is compact in overall structure, high in positioning precision, high in efficiency and high in automation degree, and meets the requirements of batch automatic production and use of aluminum alloy automobile control arms.
An automatic rotary positioning device, a workpiece is positioned on the automatic rotary positioning device by the following steps:
(1) the device hardware is first assembled with reference to fig. 1: the device comprises a V-shaped guide block, a ball, a spring ram, a limiting support, a proximity switch, a positioning baffle and a positioning device fixing support.
(2) And the feeding robot grabs the 550-DEG C high-temperature aluminum alloy bar stock from the heating furnace.
(3) The feeding robot places the 550-DEG C high-temperature aluminum alloy bar material at the teaching point of the gravity positioning table.
(4) The 550-DEG C high-temperature aluminum alloy bar slides downwards along the V-shaped guide groove under the action of gravity.
(5) The high-temperature aluminum alloy bar is in contact with the ball of the V-shaped guide groove in the sliding process, the friction force is small, the chamfer at the inlet of the V-shaped guide groove facilitates the bar to enter the positioning device, and the spring ram is compressed.
(6) When the high-temperature aluminum alloy bar is blocked by the positioning baffle, the impact rod is compressed to trigger the proximity switch, the positioning is completed, and a proximity switch signal is transmitted to the blanking robot.
(7) And the blanking robot puts the 550 high-temperature aluminum alloy bar material into the die cavity of the die forging machine from the teaching point of the gravity positioning device.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.
Claims (6)
1. A gravity positioning device for bar stock, comprising at least:
a fixed bracket (8);
a plurality of V-shaped guide blocks (1) arranged on the upper surface of the fixed bracket (8); the V-shaped grooves of the V-shaped guide blocks (1) are positioned on the same straight line, and the included angle between the straight line and the horizontal plane is not 0;
a plurality of balls (2) mounted on the surface of each V-shaped guide block (1);
a spring impact rod (4) and a limiting bracket (5) which are arranged on the upper surface of the fixed bracket (8); the spring impact rod (4) and the limiting bracket (5) are positioned at the outlet position of the lower V-shaped guide block (1);
a proximity switch (6) for receiving a spring plunger (4) trigger signal; the proximity switch (6) is positioned at the lower side position of the spring plunger (4).
2. A barstock gravity positioning device according to claim 1, characterized in that the number of V-shaped guide blocks (1) is three.
3. A gravity positioning device for bars according to claim 1 or 2, characterized by a notch cut in the V-shaped guide block (1).
4. A bar gravity positioning device as set forth in claim 1 wherein said line is at an angle of 30 degrees to the horizontal.
5. A gravity positioning device for bars according to claim 1, characterized by an inlet chamfer (3) at the feed end of the V-shaped guide block (1).
6. A bar gravity positioning device as set forth in claim 1 wherein said bar is a 550 degree aluminum alloy bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011346770.3A CN112453312A (en) | 2020-11-26 | 2020-11-26 | Bar gravity positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011346770.3A CN112453312A (en) | 2020-11-26 | 2020-11-26 | Bar gravity positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112453312A true CN112453312A (en) | 2021-03-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011346770.3A Pending CN112453312A (en) | 2020-11-26 | 2020-11-26 | Bar gravity positioning device |
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| CN (1) | CN112453312A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113118365A (en) * | 2021-05-10 | 2021-07-16 | 北京机电研究所有限公司 | Transfer material platform design capable of realizing incoming material detection in full-automatic forging line |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2292089A1 (en) * | 1998-12-18 | 2000-06-18 | Black & Decker Inc. | Method and apparatus for forming parts from a continuous stock material and associated forge |
| CN103394954A (en) * | 2013-07-18 | 2013-11-20 | 德州普利森机床有限公司 | Robot-assisted standard feeder |
| CN203356317U (en) * | 2013-07-09 | 2013-12-25 | 昆山正大新成精密锻造有限公司 | Full-automatic bar stock shearing equipment |
| CN203426454U (en) * | 2013-07-01 | 2014-02-12 | 广州宇械机械设备有限公司 | Overturning type feeding mechanism used for conveying bars |
| EP2977122A1 (en) * | 2014-07-25 | 2016-01-27 | Inter-Power Corporation | Billet transfer line clean-out device and method |
| CN208278926U (en) * | 2018-05-17 | 2018-12-25 | 泉州华中科技大学智能制造研究院 | A kind of convertible bar conveying device |
| CN208392357U (en) * | 2018-05-14 | 2019-01-18 | 福州天瑞线锯科技有限公司 | A kind of silicon single crystal rod processing unit (plant) |
| CN109719555A (en) * | 2019-02-27 | 2019-05-07 | 中国兵器装备集团自动化研究所 | A kind of bar screening plant and screening technique |
| CN110000326A (en) * | 2019-03-28 | 2019-07-12 | 青岛中天鹏锻压制造有限公司 | A kind of heating system for forging |
| CN210907483U (en) * | 2019-08-29 | 2020-07-03 | 济南中船设备有限公司 | Be applied to bearing structure that floats of straightening of long bar material |
-
2020
- 2020-11-26 CN CN202011346770.3A patent/CN112453312A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2292089A1 (en) * | 1998-12-18 | 2000-06-18 | Black & Decker Inc. | Method and apparatus for forming parts from a continuous stock material and associated forge |
| CN203426454U (en) * | 2013-07-01 | 2014-02-12 | 广州宇械机械设备有限公司 | Overturning type feeding mechanism used for conveying bars |
| CN203356317U (en) * | 2013-07-09 | 2013-12-25 | 昆山正大新成精密锻造有限公司 | Full-automatic bar stock shearing equipment |
| CN103394954A (en) * | 2013-07-18 | 2013-11-20 | 德州普利森机床有限公司 | Robot-assisted standard feeder |
| EP2977122A1 (en) * | 2014-07-25 | 2016-01-27 | Inter-Power Corporation | Billet transfer line clean-out device and method |
| CN208392357U (en) * | 2018-05-14 | 2019-01-18 | 福州天瑞线锯科技有限公司 | A kind of silicon single crystal rod processing unit (plant) |
| CN208278926U (en) * | 2018-05-17 | 2018-12-25 | 泉州华中科技大学智能制造研究院 | A kind of convertible bar conveying device |
| CN109719555A (en) * | 2019-02-27 | 2019-05-07 | 中国兵器装备集团自动化研究所 | A kind of bar screening plant and screening technique |
| CN110000326A (en) * | 2019-03-28 | 2019-07-12 | 青岛中天鹏锻压制造有限公司 | A kind of heating system for forging |
| CN210907483U (en) * | 2019-08-29 | 2020-07-03 | 济南中船设备有限公司 | Be applied to bearing structure that floats of straightening of long bar material |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113118365A (en) * | 2021-05-10 | 2021-07-16 | 北京机电研究所有限公司 | Transfer material platform design capable of realizing incoming material detection in full-automatic forging line |
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Application publication date: 20210309 |
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