CN201434666Y - Chain length measuring instrument - Google Patents
Chain length measuring instrument Download PDFInfo
- Publication number
- CN201434666Y CN201434666Y CN2009200599648U CN200920059964U CN201434666Y CN 201434666 Y CN201434666 Y CN 201434666Y CN 2009200599648 U CN2009200599648 U CN 2009200599648U CN 200920059964 U CN200920059964 U CN 200920059964U CN 201434666 Y CN201434666 Y CN 201434666Y
- Authority
- CN
- China
- Prior art keywords
- chain
- anchor clamps
- leading screw
- register pin
- slide block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21L—MAKING METAL CHAINS
- B21L15/00—Finishing or dressing chains or chain links, e.g. removing burr material, calibrating
- B21L15/005—Pre-stretching chains
Abstract
The utility model relates to a chain length measuring instrument, which comprises a chain tensioning mechanism and a chain length measuring mechanism. The chain tensioning mechanism comprises a servomotor which drives a lead screw B to rotate to drive a movable fixture block to perform linear movement on a straight guide rail B and a straight guide rail C so as to tension a chain. The chain length measuring mechanism comprises a sensing head and an encoder. The motor drives a lead screw A to rotate to drive the sensing head to perform linear movement on a straight guide rail A so as to measure the length of the chain. The tensioning force can be preset on the control panel, and with the servo motor to tension the chain, the control is accurate and reliable. The motor drives the sensing head to measure the length of the chain, and the encoder records the value and transmits the value to the control panel for automatic display of the length of the chain. Therefore, the utility model hasthe advantages of high accuracy of measurement, preset control, automatic data display, convenient reading, high efficiency and the like.
Description
Technical field
The utility model chain length measuring instrument relates to chain measurement of length instrument.
Background technology
Chain is the key component in the sprocket wheel chain drive, and chain length is key parameter, if the chain error in length exceeds standard, will influence the serviceable life of transmission accuracy, efficient and sprocket wheel chain.Existing chain length measuring instrument, include chain tensioning mechanism and linear measure longimetry mechanism, execute tensile force in advance and tension chain for earlier chain, the length of the chain that contains X chain link of measurement standard regulation then, its chain tensioning mechanism is to adopt hydraulic mechanism, be the just bound pump of its system of hydraulic mechanism, valve, case, cylinder, pipe, table, joint etc., mechanism is numerous and diverse, and is bulky, the tensile force of executing, the pressure that is shown by hydralic pressure gauge converts, inconvenience being arranged more, and owe accurately, is manual traverse measurement head and measure chain length, effect is low, also influences measuring accuracy.
Summary of the invention
Technical problem to be solved in the utility model is exactly to design in order to overcome above-mentioned weak point a kind of chain length measuring instrument is provided.Can be on control panel pre-tension, by the servo motor tension chain, motor drives sensing head and measures chain length automatically, by encoder to count, shows chain length automatically on control panel.Measure accurately precision height, default control and automatic data display, convenient reading, efficient height.
The utility model adopts following technical scheme.
Chain length measuring instrument, include frame and chain tensioning mechanism, also include chain linear measure longimetry mechanism, it includes sensing head, left side photoelectric sensor, right photoelectric sensor, left side register pin, right register pin, scrambler and rack-mounted motor, leading screw A, line slideway A, the two ends of leading screw A are connected with the output shaft of motor and the input shaft of scrambler respectively, screw on the leading screw A is connected with sensing head, motor can drive leading screw A rotation and drive sensing head moving linearly on line slideway A, left side photoelectric sensor, right photoelectric sensor is placed on the board face and the adjacent left register pin in position respectively, right register pin, left side register pin inserts in the pin-and-hole of the jack of left anchor clamps and sample chain left end the two is connected, right register pin inserts in the pin-and-hole of the jack of right anchor clamps and sample chain right-hand member the two is connected, left side anchor clamps are connected with strength sensor, strength sensor is connected with the slide block of fixed in position on the anchor clamps holder on the board face, and right anchor clamps are connected with the floating holder seat.
Chain tensioning mechanism includes rack-mounted servo motor, leading screw B, line slideway B, line slideway C and stationary fixture seat, floating holder seat, left anchor clamps, right anchor clamps, strength sensor, the end of leading screw B is connected with the output shaft of servo motor, screw on the leading screw B is connected with the floating holder seat, servo motor can drive leading screw B rotation and drive floating holder seat moving linearly and tension chain on line slideway B and line slideway C, the strength sensor two side ends respectively with the stationary fixture seat on slide block be connected with left anchor clamps.
On the stationary fixture seat upright slide rail is arranged, sliding with it slide block of joining is arranged on the upright slide rail, the sidepiece of slide block is connected with strength sensor, the top of slide block is connected with adjusting knob, and the rotation adjusting knob can make strength sensor move up and down with slide block and drives the upper and lower motion of the relative board face with the sample chain that is connected with left anchor clamps of left anchor clamps.
Advantage of the present utility model is: compared with the prior art, the utility model can be on control panel pre-tension, carry out tension chain by servo motor, precise control is reliable.Motor drives sensing head and measures chain length, is transferred to control panel by encoder to count, shows chain length automatically.Therefore the utlity model has the measuring accuracy height, default control and automatic data display, convenient reading, efficient advantages of higher.
Description of drawings
Fig. 1 is the utility model perspective view;
Fig. 2 is the utility model chain linear measure longimetry mechanism perspective view;
Fig. 3 is the front view of Fig. 2;
Fig. 4 is for being the vertical view of Fig. 2;
Fig. 5 is the utility model chain tensioning mechanism perspective view.
Embodiment
In conjunction with the accompanying drawings and embodiments the utility model is further described.
Referring to Fig. 1 to Fig. 5, a kind of chain length measuring instrument, include frame and chain tensioning mechanism, also include chain linear measure longimetry mechanism, it includes sensing head 3, left side photoelectric sensor 12, right photoelectric sensor 4, left side register pin 111, right register pin 151, scrambler 10 and rack-mounted motor 1, leading screw A4, line slideway A9, the two ends of leading screw A4 are connected with the output shaft of motor 1 and the input shaft of scrambler 10 respectively, screw on the leading screw A4 is connected with sensing head 3, motor 1 can drive leading screw A4 rotation and drive sensing head 3 moving linearly on line slideway A9, left side photoelectric sensor 12, right photoelectric sensor 14 is placed on the board face 22 and the adjacent left register pin 111 in position respectively, right register pin 151, in the jack of the left anchor clamps 11 of left side register pin 111 insertions and the pin-and-hole of sample chain 13 left ends the two is connected, in the jack of the right anchor clamps 15 of right register pin 151 insertions and the pin-and-hole of sample chain 13 right-hand members the two is connected, left side anchor clamps 11 are connected with strength sensor 7, strength sensor is connected with the slide block of fixed in position on the anchor clamps holder 17 on the board face (22), and right anchor clamps 15 are connected with floating holder seat 16.
Chain tensioning mechanism includes rack-mounted servo motor 5, leading screw B18, line slideway B19, line slideway C20 and stationary fixture seat 17, floating holder seat 16, left side anchor clamps 11, right anchor clamps 15, strength sensor 7, the end of leading screw B18 is connected with the output shaft of servo motor 5, screw on the leading screw B18 is connected with floating holder seat 16, servo motor 5 can drive leading screw B18 rotation and drive floating holder seat 16 moving linearly and tension chain on line slideway B19 and line slideway C20, strength sensor 7 two side ends respectively with stationary fixture seat 17 on slide block be connected with left anchor clamps 11.
On the stationary fixture seat 17 upright slide rail is arranged, sliding with it slide block of joining is arranged on the upright slide rail, the sidepiece of slide block is connected with strength sensor 7, the top of slide block is connected with adjusting knob 2, the rotation adjusting knob can make strength sensor 7 move up and down with slide block and drives left anchor clamps 11 and the sample chain 13 relative board face 22 upper and lower motions that are connected with left anchor clamps, thereby the central axis of left and right register pin is positioned on the same surface level.Because the jack of right anchor clamps 15 is a long slot bore, it is upper and lower unsteady with the size of chain link plate size that right register pin 151 inserts this Kong Houke.The jack of left side anchor clamps 11 is a circular hole, for ensureing the accurate of tensile force, regulate the position of left anchor clamps with respect to the board face, just regulate chain left end pin-and-hole position, its central axis is on the same surface level parallel with the board face with right register pin central axis after making left register pin insert this pin-and-hole, to guarantee that test accurately.
Sketch the course of work of the present utility model: sample chain 13 is placed on the board face 22, use a left side, right register pin is with the left side of sample chain, right auspicious and left, right anchor clamps connect, rotate adjusting knob 2, make a left side, right register pin central axis and board face are contour, on control panel 21, preset chain tension then, for example be 1000 newton, start servo motor 5 and drive floating holder seat 16 right laterals, when strength sensor 7 induction tensile forces reach preset value 1000 Newtonian times, servo motor locking floating holder seat is right lateral no longer, motor 1 starts, drive sensing head 3 from the left register pin right register pin of walking, encoder to count is transferred to the control panel video data, and these data are chain length.Acting as of left and right photoelectric sensor: sensing head 3 is quick walking between left and right photoelectric sensor, be low-speed running in left photoelectric sensor left end walking or in right photoelectric sensor right-hand member walking, influence measuring accuracy to avoid excessive velocities to clash into left and right register pin.
Servo motor 5, motor 1, scrambler 10, strength sensor 7, left photoelectric sensor 12, right photoelectric sensor 14 all are electrically connected with control panel 21.Described control panel is that PLC adds man-machine interface, and PLC is a Programmable Logic Controller.
Claims (3)
1, a kind of chain length measuring instrument, include frame and chain tensioning mechanism, it is characterized in that: also include chain linear measure longimetry mechanism, it includes sensing head (3), left side photoelectric sensor (12), right photoelectric sensor (14), left side register pin (111), right register pin (151), scrambler (10) and rack-mounted motor (1), leading screw A (4), line slideway A (9), the two ends of leading screw A (4) are connected with the output shaft of motor (1) and the input shaft of scrambler (10) respectively, screw on the leading screw A (4) is connected with sensing head (3), motor (1) can drive leading screw A (4) rotation driving sensing head (3) and go up moving linearly at line slideway A (9), left side photoelectric sensor (12), right photoelectric sensor (14) is placed in board face (22) and goes up and difference position adjacent left register pin (111), right register pin (151), left side register pin (111) inserts in the pin-and-hole of the jack of left anchor clamps (11) and sample chain (13) left end the two is connected, right register pin (151) inserts in the pin-and-hole of the jack of right anchor clamps (15) and sample chain (13) right-hand member the two is connected, left side anchor clamps (11) are connected with strength sensor (7), strength sensor is connected with the slide block of fixed in position on the anchor clamps holder (17) on the board face (22), and right anchor clamps (15) are connected with floating holder seat (16).
2, chain length measuring instrument according to claim 1, it is characterized in that: chain tensioning mechanism includes rack-mounted servo motor (5), leading screw B (18), line slideway B (19), line slideway C (20) and stationary fixture seat (17), floating holder seat (16), left side anchor clamps (11), right anchor clamps (15), strength sensor (7), the end of leading screw B (18) is connected with the output shaft of servo motor (5), screw on the leading screw B (18) is connected with floating holder seat (16), servo motor (5) can drive leading screw B (18) rotation and drive floating holder seat (16) moving linearly and tension chain on line slideway B (19) and line slideway C (20), strength sensor (7) two side ends respectively with stationary fixture seat (17) on slide block be connected with left anchor clamps (11).
3, chain length measuring instrument according to claim 1 and 2, it is characterized in that: the stationary fixture seat has upright slide rail on (17), sliding with it slide block of joining is arranged on the upright slide rail, the sidepiece of slide block is connected with strength sensor (7), the top of slide block is connected with adjusting knob (2), and the rotation adjusting knob can make strength sensor (7) move up and down with slide block and drives left anchor clamps (11) and the upper and lower motion of the relative board face of sample chain (13) (22) that is connected with left anchor clamps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200599648U CN201434666Y (en) | 2009-07-07 | 2009-07-07 | Chain length measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200599648U CN201434666Y (en) | 2009-07-07 | 2009-07-07 | Chain length measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201434666Y true CN201434666Y (en) | 2010-03-31 |
Family
ID=42053476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200599648U Expired - Lifetime CN201434666Y (en) | 2009-07-07 | 2009-07-07 | Chain length measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201434666Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108375343A (en) * | 2018-01-30 | 2018-08-07 | 杭州东华链条集团有限公司 | A kind of chain intelligence prestretching chain length detection method and its device |
| CN109047640A (en) * | 2018-07-12 | 2018-12-21 | 苏州市天隆链条有限公司 | A kind of pre- machine drawing of automation chain |
| CN114034253A (en) * | 2022-01-07 | 2022-02-11 | 南通哈特铁链有限公司 | Iron chain size delivery detection equipment |
-
2009
- 2009-07-07 CN CN2009200599648U patent/CN201434666Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108375343A (en) * | 2018-01-30 | 2018-08-07 | 杭州东华链条集团有限公司 | A kind of chain intelligence prestretching chain length detection method and its device |
| WO2019148675A1 (en) * | 2018-01-30 | 2019-08-08 | 杭州东华链条集团有限公司 | Method for performing intelligent pre-stretching on chain and detecting length of chain and device thereof |
| CN108375343B (en) * | 2018-01-30 | 2019-09-13 | 杭州东华链条集团有限公司 | A kind of chain intelligence prestretching chain length detection method and its device |
| US11079216B2 (en) | 2018-01-30 | 2021-08-03 | Hangzhou Donghua Chain Group Co., Ltd. | Chain intelligent pre-tensioning and chain length detection method and device thereof |
| CN109047640A (en) * | 2018-07-12 | 2018-12-21 | 苏州市天隆链条有限公司 | A kind of pre- machine drawing of automation chain |
| CN114034253A (en) * | 2022-01-07 | 2022-02-11 | 南通哈特铁链有限公司 | Iron chain size delivery detection equipment |
| CN114034253B (en) * | 2022-01-07 | 2022-03-08 | 南通哈特铁链有限公司 | Iron chain size delivery detection equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100331 Effective date of abandoning: 20090707 |