CN102107543A - Stroke detection device for pressing machine - Google Patents
Stroke detection device for pressing machine Download PDFInfo
- Publication number
- CN102107543A CN102107543A CN2009102151359A CN200910215135A CN102107543A CN 102107543 A CN102107543 A CN 102107543A CN 2009102151359 A CN2009102151359 A CN 2009102151359A CN 200910215135 A CN200910215135 A CN 200910215135A CN 102107543 A CN102107543 A CN 102107543A
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- magnet ring
- gland
- press
- displacement sensor
- termination
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Abstract
The invention provides a stroke detection device for a pressing machine, belongs to the field of stroke detection, and can be used for solving the problems of the prior art that the structure is complex, the detection scope is limited and the prior art is not suitable for the stroke detection of a pressing machine with large shaking amplitude. The device comprises a sensor device and a magnetic positioning device which are respectively fixed on a moveable part and a fixed part of the pressing machine; the sensor device comprises an output cable (1), a displacement sensor head (2), a connecting plate (3) and a displacement sensor rod (10); and the main part of the magnetic positioning device is a magnetic ring (7). When the pressing machine works, the relative displacement occurs between the displacement sensor rod of the sensor device and the magnetic ring of the magnetic positioning device, a generated induction signal is output by a cable, and the stroke is displayed and controlled. The device has a simple structure, is easily mounted, is conveniently maintained, can endure the maximum shaking amplitude of 10-20mm of the pressing machine, and is suitable for various forging pressing machines. The stroke from dozens of millimeters to five meters can be accurately detected and controlled.
Description
Technical field
The present invention relates to a kind of device for detecting distance of travel, especially be applicable to the device for detecting distance of travel of forging press.
Background technology
In press, in order to control the stroke of press, will the stroke of press be detected, no matter upload dynamic compressor or underdrive press, commonly used is the structure that device for detecting distance of travel is built in oil cylinder, exactly sensor is installed in hydraulic jack inside, the shortcoming of this structure is to make the cylinder structure complexity, processing difficulties is difficult for installing, and is not easy to safeguard; General external contactless device for detecting distance of travel structure is displacement transducer is connected to press by support a standing part, phase magnet is installed to the movable part of press, when phase magnet and sensor generation relative displacement, sensor produces the signal of telecommunication, and its output controlled, but the distance of the detection between phase magnet and the sensor is limited, can't be applicable to and rock bigger press stroke detection.
Summary of the invention
The objective of the invention is to overcome the shortcoming of prior art, provide a kind of detect distance extensively, be suitable for and rock bigger press device for detecting distance of travel.Its technical scheme is: this press device for detecting distance of travel comprises sensor device and magnetic positioner, is fixedly mounted on the movable part and the standing part of press respectively; Wherein said sensor device comprises output cable, displacement transducer head, connecting plate and displacement transducer bar, described output cable, displacement transducer head are installed in connecting plate one end, described displacement transducer bar is installed in the connecting plate other end, and connecting plate 3 is fixedly attached to press; Described magnetic positioner critical piece is a magnet ring.
Magnetic positioner described in the press device for detecting distance of travel comprises gland, magnet ring gland, magnet ring seat, magnet ring, termination, displacement sensor bracket, fixed head, described displacement sensor bracket inside is cavity, the termination is an end on displacement sensor bracket, the displacement sensor bracket other end is connected with fixed head, and fixed head is fixedly attached to press; Displacement sensor bracket inside is cavity, on the termination of displacement sensor bracket gland is installed, and magnet ring gland, magnet ring, magnet ring seat are installed in the termination, and gland, magnet ring gland, magnet ring and magnet ring seat all have identical hole, position; The displacement transducer bar passes from the hole of gland, magnet ring gland, magnet ring seat and magnet ring, extend in the displacement sensor bracket cavity, and is gapped between magnet ring seat and the termination inwall.
When press is worked, the sensor device and the magnetic positioner that are installed in press movable part and standing part respectively have relative motion, be displacement transducer bar and magnet ring generation relative displacement campaign in the present invention, the induced signal of generation shows its stroke and control by cable output.
The position in the hole of above-mentioned gland, magnet ring gland, magnet ring and magnet ring seat can be in the center of circle.
As required, described termination and described displacement sensor bracket and fixed head can be processed into an integral body.
The invention has the beneficial effects as follows: it is wide to detect distance, detects and controls accurately from tens millimeters to can both realizing more than five meters; Can bear bigger the rocking of press, maximum can reach the rolling momentum of 10-20mm; Simple in structure, processing is installed easily, and is easy to maintenance, solid and reliable, low cost of manufacture; Application is extensive, is particularly useful for the stroke detection of various forging press;
Description of drawings
Fig. 1 is the press device for detecting distance of travel, mark among the figure:
1-output cable 2--displacement transducer head 3-connecting plate 4--gland
5--magnet ring gland 6--magnet ring seat 7-magnet ring 8-termination
9-displacement sensor bracket 10-displacement transducer bar 11-fixed head
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described further.
Press device for detecting distance of travel shown in Figure 1 comprises sensor device and magnetic positioner, is fixedly mounted on the movable part and the standing part of press respectively; Wherein said sensor device comprises output cable 1, displacement transducer head 2, connecting plate 3 and displacement transducer bar 10, described output cable 1, displacement transducer head 2 are installed in connecting plate 3 one ends, and described displacement transducer bar 10 is installed in connecting plate 3 other ends; Connecting plate 3 is fixedly connected on the movable part of press; Described magnetic positioner comprises gland 4, magnet ring gland 5, magnet ring seat 6, magnet ring 7, termination 8, displacement sensor bracket 9, fixed head 11; Displacement sensor bracket 9 inside are cavitys, are used for the mobile space of rodmeter 10, and termination 8 is installed in gland 4, the termination 8 on the termination 8 magnet ring gland 5, magnet ring seat 6, magnet ring 7 are installed in the upper end of displacement sensor bracket 9,
Fixedly connected with fixed head 11 in displacement sensor bracket 9 lower ends, fixed head 11 is fixedly attached to the standing part of press; The home position of gland 4, magnet ring gland 5, magnet ring seat 6 and magnet ring 7 all has identical hole, displacement transducer bar 10 passes from the hole of gland 4, magnet ring gland 5, magnet ring seat 6 and magnet ring 7, extend in the cavity of displacement sensor bracket 9, gapped between magnet ring seat 6 and termination 8 inwalls.
When press was worked, the displacement transducer bar 10 of sensor device was followed the motion of press movable part, and with the magnet ring 7 generation relative motions in the magnetic positioner that is installed in the press standing part, induced signal shows and control by output cable 1 output.
The sensor device of press device for detecting distance of travel is fixedly mounted on the movable part of press in the present embodiment, and the magnetic positioner is installed in the standing part of press; Also can be conversely during practical application, sensor device is fixedly mounted on the standing part of press, the magnetic positioner is installed in the movable part of press, the corresponding change of installation direction, apparatus structure and principle are just the same.
Gland 4 can be with bolt or screw connecting mode, and magnet ring gland 5, magnet ring seat 6 that magnet ring 7 is housed are pressed in the termination 8 of displacement sensor bracket 9.
Connecting plate 3 can be that bolt is connected with the fixedly connected and fixed head 11 of press with the fixedly connected of press, also can adopt welding manner, riveted joint mode; Adopt bolt connecting mode, easy care easily is installed.
Claims (3)
1. press device for detecting distance of travel, comprise sensor device and magnetic positioner, be fixedly mounted on the movable part and the standing part of press respectively, it is characterized in that: described sensor device comprises output cable (1), displacement transducer head (2), connecting plate (3) and displacement transducer bar (10); Described output cable (1), displacement transducer head (2) are installed in connecting plate (3) one ends, and described displacement transducer bar (10) is installed in connecting plate (3) other end, and connecting plate (3) is fixedly attached to press; Described magnetic positioner comprises gland (4), magnet ring gland (5), magnet ring seat (6), magnet ring (7), termination (8), displacement sensor bracket (9), fixed head (11), described displacement sensor bracket (9) inside is cavity, termination (8) is at the last end of displacement sensor bracket (9), termination (8) is gone up gland (4) is installed, magnet ring gland (5), magnet ring seat (6), magnet ring (7) are installed in the termination (8), displacement sensor bracket (9) other end is connected with fixed head (11), and fixed head (11) is fixedly attached to press; Gland (4), magnet ring gland (5), magnet ring seat (6) and magnet ring (7) all have identical hole, position, displacement transducer bar (10) passes from the hole of gland (4), magnet ring gland (5), magnet ring seat (6) and magnet ring (7), extend in the cavity of displacement sensor bracket (9), gapped between magnet ring seat (6) and termination (8) inwall.
2. a kind of press device for detecting distance of travel according to claim 1 is characterized in that: the position in the hole of described gland (4), magnet ring gland (5), magnet ring seat (6) and magnet ring (7) is all in the center of circle.
3. a kind of press device for detecting distance of travel according to claim 1 is characterized in that: described displacement sensor bracket (9) can be processed into an integral body with termination (8), fixed head (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102151359A CN102107543A (en) | 2009-12-24 | 2009-12-24 | Stroke detection device for pressing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102151359A CN102107543A (en) | 2009-12-24 | 2009-12-24 | Stroke detection device for pressing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102107543A true CN102107543A (en) | 2011-06-29 |
Family
ID=44171874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102151359A Pending CN102107543A (en) | 2009-12-24 | 2009-12-24 | Stroke detection device for pressing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102107543A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105881966A (en) * | 2016-04-08 | 2016-08-24 | 佛山市聚锋液压设备制造有限公司 | Hydraulic press |
| CN106705824A (en) * | 2016-12-29 | 2017-05-24 | 齐齐哈尔二机床(集团)有限责任公司 | Sliding block stroke measuring device of large-scale multi-station press machine |
| CN113587793A (en) * | 2020-04-30 | 2021-11-02 | 财团法人金属工业研究发展中心 | Measuring system of fastener forming machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2098332A (en) * | 1979-11-14 | 1982-11-17 | Festo Maschf Stoll G | Position sensor |
| DE3123572A1 (en) * | 1981-06-13 | 1982-12-30 | H. Kuhnke Gmbh Kg, 2427 Malente | Measurement system for contactless detection of positions of piston rods |
| EP0649004A2 (en) * | 1993-10-13 | 1995-04-19 | Festo KG | Position determination device on a linear actuator |
| CN201297304Y (en) * | 2008-10-07 | 2009-08-26 | 江苏武进液压启闭机有限公司 | Plunger oil cylinder of hydraulic hoist with travel detection device placed inside |
| CN201645873U (en) * | 2009-12-24 | 2010-11-24 | 兰州兰石重工新技术有限公司 | Press travel detector |
-
2009
- 2009-12-24 CN CN2009102151359A patent/CN102107543A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2098332A (en) * | 1979-11-14 | 1982-11-17 | Festo Maschf Stoll G | Position sensor |
| DE3123572A1 (en) * | 1981-06-13 | 1982-12-30 | H. Kuhnke Gmbh Kg, 2427 Malente | Measurement system for contactless detection of positions of piston rods |
| EP0649004A2 (en) * | 1993-10-13 | 1995-04-19 | Festo KG | Position determination device on a linear actuator |
| CN201297304Y (en) * | 2008-10-07 | 2009-08-26 | 江苏武进液压启闭机有限公司 | Plunger oil cylinder of hydraulic hoist with travel detection device placed inside |
| CN201645873U (en) * | 2009-12-24 | 2010-11-24 | 兰州兰石重工新技术有限公司 | Press travel detector |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105881966A (en) * | 2016-04-08 | 2016-08-24 | 佛山市聚锋液压设备制造有限公司 | Hydraulic press |
| CN106705824A (en) * | 2016-12-29 | 2017-05-24 | 齐齐哈尔二机床(集团)有限责任公司 | Sliding block stroke measuring device of large-scale multi-station press machine |
| CN113587793A (en) * | 2020-04-30 | 2021-11-02 | 财团法人金属工业研究发展中心 | Measuring system of fastener forming machine |
| CN113587793B (en) * | 2020-04-30 | 2023-11-07 | 财团法人金属工业研究发展中心 | Measuring system of fastener forming machine |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110629 |