CN2869765Y - Rocker-arm type digital-display chain-length precision measuring instrument - Google Patents
Rocker-arm type digital-display chain-length precision measuring instrument Download PDFInfo
- Publication number
- CN2869765Y CN2869765Y CN 200620028280 CN200620028280U CN2869765Y CN 2869765 Y CN2869765 Y CN 2869765Y CN 200620028280 CN200620028280 CN 200620028280 CN 200620028280 U CN200620028280 U CN 200620028280U CN 2869765 Y CN2869765 Y CN 2869765Y
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- China
- Prior art keywords
- support arm
- crossbeam
- main support
- digital display
- coupling spindle
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
This new utility model relates to one swing-arm type digital cable-length precision measuring apparatus, which is in the scope of length measurement, wherein the crossbeam, main supporting arm and main seat are incorporated into four bar linkage. On the rolling guide track is installed with guide sliding block, on which guide casing for measuring head and slider seat for optical grater are fixed and connected. Automatic positioning & locking spherical pin is installed on main supporting arm and the connection seat. Automatic enforcing device is installed at one end of crossbeam. This model realizes positioning locking-up measurement at any location; rolling guide track makes performance of linear movement and flexibility substantially improved; longitudal movement may realize row-by-row measurement to various row chain by one-time clamping; Measurement results may be directly read out by digital display; This apparatus enlarges the clamping space to the largest extent, and especially applies to measurement of large-size, various-row and chains at the end of production line.
Description
Technical field:
The utility model relates to a kind of swing arm digital display chain length precision measurer, is applicable to the measurement that the chain industry is carried out the chain length precision, belongs to the length measuring instrument field.
Background technology:
By the chain length measuring apparatus of chain industry widespread use, be to adopt the portal frame fixed sturcture at present, its gauge head can only be realized laterally moving, and can not realize vertically moving; The contact force of gauge head and measured point realizes that by pole it not only takes up room greatly by a counter weight, and brings a lot of inconvenience for production and survey crew, is easy to be broken by other article, is not suitable for workshop and uses; Also very inconvenient during the sample clamping, it is just more inconvenient that especially big specification is arranged the chain clamping more; The gauge head of measuring instrument moves on rail plate, and along with the increase guide rail of measuring length also increases, the processing of guide rail is also just difficult more, and precision is difficult to guarantee.
Summary of the invention:
The purpose of this utility model is to provide a kind of swing arm digital display chain length precision measurer, and its gauge head can horizontal and vertically move, and has realized in location, arbitrary measuring position; It is original 1% that the automatic driving-force adding take-up of sealing, usage space have only, and be not afraid of and other external object collision; Adopt rolling guide-rail pairs, improved measuring accuracy widely.
The technical solution of the utility model is achieved in that swing arm digital display chain length precision measurer, is made up of crossbeam, crossbeam support arm, crossbeam support arm coupling spindle, main support arm, main support arm coupling spindle, main support arm connection axle bed, main engine bed, automatic driving-force adding device, automatic positioning and locking ball pin, magnechuck; Its middle cross beam, main support arm, main engine bed are formed four-bar mechanism, and rolling guide and grating chi are fixed on the crossbeam, and crossbeam is fixedlyed connected with the crossbeam support arm, is connected with main support arm by crossbeam support arm coupling spindle; Main support arm is connected with main engine bed by main support arm coupling spindle, main support arm coupling spindle bearing; The guide rail slide block is installed on rolling guide, fixedly connected gauge head orienting sleeve and grating chi slide rule bearing on the guide rail slide block, the grating chi is made up of scale and slide rule, and scale is installed on the crossbeam, slide rule is installed on the guide rail slide block and with digital display meter and is connected; Automatic positioning and locking ball pin is housed on main support arm; The automatic driving-force adding device is installed in crossbeam one end, adds the line of force and is connected with the guide rail slide block through the guide wheel guiding; Bearing is equipped with at two ends at the axle of crossbeam support arm coupling spindle and main support arm coupling spindle, and armature is loaded onto by guide blot in the bottom, and magnechuck is installed in the magnechuck bearing of armature below; Automatically positioning and locking ball pin is made up of ball ball, compression spring, fluting awl end holding screw, on main support arm, install three, main support arm connects on the axle bed installs four, 4 of circumferential position five equilibriums with automatic positioning and locking ball pin contacts on crossbeam support arm coupling spindle and main support arm coupling spindle are processed into the ball arc, 90 ° of per 2 angles.
Good effect of the present utility model is: realized arbitrary location positioning locking measurement; Rolling guide improves rectilinear motion performance and dirigibility greatly; The realization of lengthwise movement can be measured by a clamping by row to many rows chain; Measurement result is directly read by digital display meter; This instrument has increased the clamping space of chain to greatest extent, the measurement of be particularly useful for big specification, arrange, the production line end rolling off the production line chain more.
Description of drawings:
Fig. 1 is a swing arm digital display chain length precision measurer Facad structure synoptic diagram;
Fig. 2 is a swing arm digital display chain length precision measurer side structure synoptic diagram;
Fig. 3 is automatic take-up augmentor structural representation.
Embodiment:
Below in conjunction with accompanying drawing the utility model is further described:
Swing arm digital display chain length precision measurer is made up of crossbeam 6, crossbeam support arm 22, crossbeam support arm coupling spindle 27, main support arm 29, main support arm coupling spindle 30, main support arm connection axle bed 31, main engine bed 1, automatic driving-force adding device 8, automatic positioning and locking ball pin 21, magnechuck 15; Its middle cross beam 6, main support arm 29, main engine bed 1 are formed four-bar mechanism, and crossbeam 6 is fixedly connected with rolling guide 5 and grating chi scale 20 usefulness bolts (nail); The guide rail slide block cooperates installation with rolling guide, be fixedly connected with gauge head orienting sleeve 11 and grating chi slide rule bearing 17 on the slide block, and gauge head 12 is contained in 11 li of orienting sleeves and can pumps, and grating chi slide rule 19 is contained on the bearing 17; The crossbeam left end has automatic driving-force adding device 8 and guide wheel 7 by bolt.
Crossbeam 6 is fixedly connected with crossbeam support arm 22, and crossbeam support arm 22 is assembled on the crossbeam support arm coupling spindle 27 by key 24; Crossbeam support arm coupling spindle 27 is assemblied on the main support arm 29, bearing 26 is equipped with at two ends at crossbeam support arm coupling spindle 27, armature 16 is loaded onto by guide blot 14 in the bottom, armature can move up and down by 14 guiding within the specific limits, can guarantee like this when magnechuck 15 energisings and 16 adhesives, guide blot 14 is evenly to distribute 3 on the circumference of initial point inhaling on the iron with the center, so not only there is guide effect to also have position-limiting action, guarantee that crossbeam support arm coupling spindle 27 maintains static, when the magnechuck outage was unclamped, crossbeam support arm coupling spindle 27 can freely rotate; Bearing cap 25,28 usefulness socket head cap screws are installed on the main support arm, play the spacing and sealing process of bearing; Magnechuck is installed on the magnechuck bearing 13, and bearing 13 usefulness bolts are installed on the bearing cap 28.
Main support arm 29 is installed on the main support arm coupling spindle 30 by key 24, and main support arm coupling spindle 30 is installed in main support arm and connects on the axle bed 31, and main support arm connects axle bed 31 usefulness bolt and is installed on the main engine bed 1.
Automatic take-up augmentor: tape spool side cover 35 and side cover 36 usefulness screw attachment are on automatic driving-force adding device pedestal 32, runner 34 is contained on the tape spool side cover 35, and can freely rotate around axle, adds the line of force 4 and is wrapped on the runner 34, cup spring 33 1 ends are connected on the base 32, and the other end is connected on the runner 34.
As shown in Figure 1, 2, when needs are measured chain length, at first tested chain 3 levels are placed on the chain support platform 2, apply at the chain two ends and measure load F
1, on guide rail slide block 10, apply a constant force F through guide wheel 7 by adding the line of force 4 by automatic driving-force adding device 8
0(power value adjustable size is whole), appoint in effective measurement range according to the requirement of measurement standard and to get 1 M as starting point, gauge head 12 is put down (gauge head 12 can pump along gauge head orienting sleeve 11) and hold gauge head handle 19 gently firmly and roller (or sleeve, bearing pin etc.) be close to all joint gaps of elimination, at this moment with digital display meter 9 zero clearings, then gauge head 12 is lifted gently and move to another N place and put down gently, the same with starting point, make gauge head and roller (perhaps sleeve, bearing pin etc.) be close to, read the length that digital display meter 9 numerical value are tested segment (M-N interval).
Because swing arm digital display chain length precision measurer is to adopt crossbeam, main support arm, the design of main engine bed four-bar mechanism, rolling guide 5 and grating chi (slide rule 19 and scale 20) are fixed on the crossbeam 6, crossbeam 6 is fixedlyed connected with crossbeam support arm 22, connects with main support arm 29 by crossbeam support arm coupling spindle 27; Main support arm 29 connects axle bed 31 and connects with main engine bed 1 by main support arm coupling spindle 30, main support arm; Each coupling spindle can freely rotate; According to crossbeam 6 length scale, main support arm 29 can be designed to 2 (minimum 2), 3 (2 meters long), 4 (3 meters long), crossbeam 6 just freely swings according to the four-bar mechanism principle like this, realize that crossbeam 6 is parallel along the longitudinal mobile, main support arm 29 stretches out the longest at the position of Fig. 2 crossbeam, crossbeam 6 is condensed to the shortest when main support arm 29 rotates 90 ° of positions.
Can realize automatic positioning and locking by automatic positioning and locking ball pin 21 at long and the shortest position crossbeam 6, to realize crossbeam 6 positioning and lockings in the arbitrary position of a maximum smallest interval, as long as press adhesive button on the digital display meter, magnechuck 15 is started working, by armature 16 rotating shaft 27 and 30 adhesives are not firmly allowed its rotation (yet can use in minimum and maximum position), realize positioning and locking.
Automatically positioning and locking ball pin 21 is made up of three parts: ball ball, compression spring, fluting awl end holding screw just can be adjusted the size of coupling mechanism force as shown in Figure 3 when adjusting holding screw; Install three on main support arm 29, main support arm connects on the axle bed 31 installs four.Circumferential position five equilibrium 4 points (90 ° of per 2 angles) that on crossbeam support arm coupling spindle 27 and main support arm coupling spindle 30, contact with positioning and locking ball pin 21 automatically, and be processed into the ball arc of certain depth, when the moving 90 ° of positions of crossbeam support arm coupling spindle 27 and main support arm coupling spindle 30 revolutions, the pressure that compression spring produces just promotes the ball ball and enters in the circular arc, and rotating shaft is locked.
Eliminate tolerance clearance in order to guarantee that gauge head closely contacts with the roller (or sleeve, bearing pin etc.) of tested chain in the measuring process, on gauge head, apply a constant force F
0, F
0Applied by automatic driving-force adding device 8, power value adjustable size is whole, acts on the guide rail slide block 10 by adding the line of force 4 through angle sheave 7, passes to gauge head 12 by the guide rail slide block again.Automatic driving-force adding apparatus structure such as Fig. 3, the 32nd, device pedestal plays skeleton function; The 33rd, cup spring, power value F
0Produced by it, spring one end is fixed on the augmentor base, and the other end is fixed on the runner 34, when pull out be wrapped on the runner 34 add the line of force 4 time, runner rotates on tape spool side cover 35, the drive spring is folded, and produces power value F simultaneously
0, the 36th, the side-closed lid.
Claims (7)
1, swing arm digital display chain length precision measurer is made up of crossbeam (6), crossbeam support arm (22), crossbeam support arm coupling spindle (27), main support arm (29), main support arm coupling spindle (30), main support arm connection axle bed (31), main engine bed (1), automatic driving-force adding device (8), automatic positioning and locking ball pin (21), magnechuck (15); It is characterized in that: crossbeam (6), main support arm (29), main engine bed (1) are formed four-bar mechanism, and crossbeam (6) is fixedly connected with crossbeam support arm (22), and connect with main support arm (29) by crossbeam support arm coupling spindle (27); Main support arm (29) connects axle bed (31) and connects with main engine bed (1) by main support arm coupling spindle (30), main support arm; Rolling guide (5) and grating chi (20) are fixed on the crossbeam (6), guide rail slide block (10) is installed on rolling guide (5), be fixedly connected on the guide rail slide block (10) gauge head orienting sleeve and grating chi slide rule bearing (17) connect on the axle bed (31) at main support arm (29) and main support arm automatic positioning and locking ball pin (21) are housed; Automatic driving-force adding device (8) is installed in crossbeam (6) one ends, adds the line of force (4) and is connected with guide rail slide block (10) through guide wheel (7) guiding; Bearing (26) is equipped with at two ends at crossbeam support arm coupling spindle (27) and main support arm coupling spindle (30), and armature (16) is loaded onto by guide blot (14) in the bottom, and magnechuck (15) is installed in the magnechuck bearing (13) of armature (16) below.
2, swing arm digital display chain length precision measurer according to claim 1, it is characterized in that described grating chi is made up of scale (20) and slide rule (19), scale (20) is installed in that crossbeam (6) is gone up, slide rule (19) is installed in guide rail slide block (10) and goes up and be connected with digital display meter (9).
3, swing arm digital display chain length precision measurer according to claim 1, it is characterized in that described automatic positioning and locking ball pin (21) is made up of ball ball, compression spring, fluting awl end holding screw, go up three of installations at main support arm (29), main support arm connects axle bed (31) and goes up four of installations.
4, according to claim 1 or 3 described swing arm digital display chain length precision measurers, it is characterized in that described automatic positioning and locking ball pin (21) is installed in main support arm (29) and main support arm connects on the axle bed (31), be processed into the ball arc, 90 ° of per 2 angles with 4 of circumferential position five equilibriums that crossbeam support arm coupling spindle (27) contacts with main support arm coupling spindle (30).
5, swing arm digital display chain length precision measurer according to claim 1 is characterized in that described rolling guide is to adopt the four directions to the constant load type linear rolling guide.
6, swing arm digital display chain length precision measurer according to claim 1, the tape spool side cover (35) and the side cover (36) that it is characterized in that described automatic take-up augmentor (8) use screw attachment on automatic driving-force adding device pedestal (32), runner (34) is contained on the tape spool side cover (35), adding the line of force (4) is wrapped on the runner (34), cup spring (33) one ends are connected on the base (32), and the other end is connected on the runner (34).
7, swing arm digital display chain length precision measurer according to claim 1 is characterized in that described main support arm (29) can be that 2,3,4, crossbeam increase and can also increase according to the intensity needs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620028280 CN2869765Y (en) | 2006-02-22 | 2006-02-22 | Rocker-arm type digital-display chain-length precision measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620028280 CN2869765Y (en) | 2006-02-22 | 2006-02-22 | Rocker-arm type digital-display chain-length precision measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2869765Y true CN2869765Y (en) | 2007-02-14 |
Family
ID=37724704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620028280 Expired - Fee Related CN2869765Y (en) | 2006-02-22 | 2006-02-22 | Rocker-arm type digital-display chain-length precision measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2869765Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101927416A (en) * | 2010-08-30 | 2010-12-29 | 昆山市汇新电气机械有限公司 | Spot welder |
| CN108225237A (en) * | 2017-12-29 | 2018-06-29 | 南阳英良石业有限公司 | A kind of suction type artificial stone preparation detection device |
-
2006
- 2006-02-22 CN CN 200620028280 patent/CN2869765Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101927416A (en) * | 2010-08-30 | 2010-12-29 | 昆山市汇新电气机械有限公司 | Spot welder |
| CN108225237A (en) * | 2017-12-29 | 2018-06-29 | 南阳英良石业有限公司 | A kind of suction type artificial stone preparation detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070214 Termination date: 20100222 |