CN207181161U - Compression spring mechanics measurement apparatus - Google Patents

Abstract

Compression spring mechanics measurement apparatus, including base, the top mounting-fixing base of base, the top of fixed seat opens up rectangular channel, the vertical axis of the inside installation circle of rectangular channel, vertical axis is located at the middle part of rectangular channel, being capable of pocketed springs in vertical axis, the top mounting and fixing support of base, fixed mount is located at the top of fixed seat, both sides all around on base are installed by one end of expansion link respectively, the other end of expansion link is fixedly connected with the bottom four corners of fixed mount respectively, the bottom installation sleeve of fixed mount, sleeve is located at the surface of vertical axis, the lower end of sleeve is provided with edge.The utility model is applied to the measurement to compression spring spring ratio, can be by spring housing in vertical axis, sleeve is located at the surface of vertical axis, the lower end of sleeve is provided with edge, edge can stop spring, more convenient during downward compression, the form coordinated using sleeve and vertical axis can avoid the measurement accuracy of camber of spring influence spring.

Description

Compression spring mechanics measurement apparatus

Technical field

The utility model belongs to the field of measuring technique of spring force, specifically a kind of compression spring mechanics measurement dress Put.

Background technology

For spring as a large amount of wide spare parts in common use in face, not of uniform size, species is various, including stretches, compresses, reverses bullet Spring, wherein cylindroid helical-coil compression spring usage amount are very big.Spring detect when according to spring pattern, rigidity and test actual conditions, Some do not need test device, and some need test device.When detecting certain cylindroid helical-coil compression spring, the material diameter of spring Less than 0.5mm, belong to Small Cylindrical spiral compression spring, and the force value very little tested by national standard, spring-compressed during test Deflection is big and is easily bent, it is necessary to which test device ensures test data accurately and reliably.

The content of the invention

The utility model provides a kind of compression spring mechanics measurement apparatus, the defects of to solve in the prior art.

The utility model is achieved by the following technical programs：

Compression spring mechanics measurement apparatus, including base, the top mounting-fixing base of base, the top of fixed seat opens up square Shape groove, the vertical axis of the inside installation circle of rectangular channel, vertical axis are located at the middle part of rectangular channel, can cover and shoot in vertical axis Spring, the top mounting and fixing support of base, fixed mount are located at the top of fixed seat, and the both sides all around on base are installed respectively stretches One end of contracting bar, the other end of expansion link are fixedly connected with the bottom four corners of fixed mount respectively, the bottom installation sleeve of fixed mount, Sleeve is located at the surface of vertical axis, and the lower end of sleeve is provided with edge, and vertical axis, which can coordinate, penetrates sleeve inner, base it is upper First vertical bar is installed in portion, and the first vertical bar is located at the left side of expansion link, several counterweights are set with the first vertical bar, fixed The top of frame is installed by several equally distributed second vertical bars.

Two fixed plates, fixed plate are installed in compression spring mechanics measurement apparatus as described above, the top of described base It is located at the left and right sides of fixed seat respectively, the first horizontal screw mandrel is installed between two fixed plates, the rear portion installation of fixed plate is horizontal To bar, the both ends of the first screw mandrel are connected between fixed plate by bearing, and the right-hand member of the first screw mandrel is placed through consolidating for right side The first nut, the left and right ends peace of transverse bar are installed in fixed board and the outside for being located at fixed plate, the left and right ends of the first screw mandrel respectively First collar is filled, is connected between the first nut and first collar of the front and rear sides of same horizontal line by the first arc Connect, the screw thread of two the first nuts is opposite；Two groups of fix bars are installed on the top of base, and fix bar is shorter than fixed plate, and two groups are fixed Bar is located at the front and rear sides of fixed seat respectively, and every group of fix bar is made up of two vertical bars, is led between front and rear two groups of fix bars Cross the second screw mandrel to connect with bar, the second screw mandrel is located at the right side of fixed seat, and the front end of the second screw mandrel is through fix bar and positioned at solid The outside of fixed pole, connected between the second screw mandrel both ends and fix bar by bearing, bar is located at the left side of fixed seat, the second screw mandrel The second nut is installed in rear and front end respectively, and second collar is installed in the front and rear sides of bar, and the at left and right sides of same horizontal line Connected between two nuts and second collar by the second arc, the thread rotary orientation in two the second nuts is opposite；Vertical axis Top is set with transparent circular measuring scale.

Compression spring mechanics measurement apparatus as described above, described circular side gage are made up of two semicircles, and two and half Round one end is articulated and connected, and the other end of two semicircles, which distinguishes mounting hook and link, hook and link, to cooperate, circle The top of shape side gage opens up circular port, and the center of circle of circular port overlaps with the center of circle of circular measuring scale, at the straight flange of two semicircles Provided with scale, two semicircles can be spliced into the structure of circle.

Vertical graduated scale, scale are installed in compression spring mechanics measurement apparatus as described above, the top of described base Chi is located at the rear portion of fixed seat.

The utility model has the advantages that：This, can be by bullet using the new measurement being applied to compression spring spring ratio Spring is sleeved in vertical axis, and sleeve is located at the surface of vertical axis, and counterweight is placed in the second vertical bar, and sleeve can be set with Downward by the gravity of counterweight in vertical axis, multiple counterweights are placed until by spring-compressed to limit position in the top of fixed mount Put, the height of measurement spring-compressed to extreme position：H, the overall length of spring：L, the central diameter of spring：M, the external diameter of spring：Do, Dm= Do-d, spring internal diameter：D, the number of active coils of spring：N, the modulus of rigidity of material：G, spring ratio：K, K=(G*d4)/(8* Dm3*N), the lower end of sleeve is provided with edge, and edge can stop spring, more convenient during compression downwards, using sleeve and vertically The form that axle coordinates can avoid the measurement accuracy of camber of spring influence spring.

Brief description of the drawings

, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are Some embodiments of the utility model, for those of ordinary skill in the art, do not paying the premise of creative labor Under, other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is structural representation of the present utility model；Fig. 2 is the enlarged drawing of Fig. 1 A direction views；Fig. 3 is Fig. 2 I part Enlarged drawing.

Reference：The sleeve 9 of 1 base, 2 fixed seat, 3 rectangular channel, 4 vertical axis, 5 spring, 6 fixed mount, 7 expansion link 8 The arc 16 of first vertical bar, 10 11 second vertical bar of counterweight, 12 fixed plate, 13 first screw mandrel, 14 first nut 15 first 17 second screw mandrel of fix bar, 18 second nut, 19 second arc, 20 circular measuring scale 21 links up with the graduated scale of 22 link 23 The collar of 24 25 first collar of transverse bar, 26 bar 27 second.

Embodiment

It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Based on the implementation in the utility model Example, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, is belonged to The scope of the utility model protection.

Compression spring mechanics measurement apparatus, as illustrated, including base 1, the top mounting-fixing base 2 of base 1, fixed seat 2 top opens up rectangular channel 3, the vertical axis 4 of the inside installation circle of rectangular channel 3, and vertical axis 4 is located at the middle part of rectangular channel 3, erected On to axle 4 can pocketed springs 5, the top mounting and fixing support 6 of base 1, fixed mount 6 is located at the top of fixed seat 2, on base 1 Both sides all around one end of expansion link 7 is installed respectively, the bottom four corners of the other end of expansion link 7 respectively with fixed mount 6 are consolidated Fixed connection, the bottom installation sleeve 8 of fixed mount 6, sleeve 8 are located at the surface of vertical axis 4, and the lower end of sleeve 8 is provided with edge, erect It can coordinate to axle 4 and penetrate inside sleeve 8, first vertical bar 9 is installed on the top of base 1, and the first vertical bar 9 is positioned at flexible The left side of bar 7, several counterweights 10 are set with the first vertical bar 9, and the top installation several equally distributed second of fixed mount 6 is vertical Bar 11.Spring 5 can be sleeved in vertical axis 4, sleeve by this using the new measurement being applied to compression spring spring ratio 8 are located at the surface of vertical axis 4, and counterweight 10 is placed in the second vertical bar 11, and sleeve 8 can be sleeved in vertical axis 4, lead to Cross that the gravity of counterweight 10 is downward, multiple counterweights 10 are placed until spring 5 is compressed into extreme position in the top of fixed mount 6, measure Spring 5 is compressed to the height of extreme position：H, the overall length of spring 5：L, the central diameter of spring 5：M, the external diameter of spring 5：Do, Dm=Do- D, the internal diameter of spring 5：D, the number of active coils of spring 5：N, the modulus of rigidity of material：G, spring ratio：K, K=(G*d4)/(8* Dm3*N), the lower end of sleeve 8 is provided with edge, and edge can stop spring 5, more convenient during compression downwards, using sleeve 8 with erecting The form coordinated to axle 4 can avoid the measurement accuracy of the deformation effect spring 5 of spring 5.

Specifically, in order to reduce the work in independent measurement spring 5 big footpath, path, central diameter, the base described in the present embodiment Two fixed plates 12 are installed on 1 top, and fixed plate 12 is located at the left and right sides of fixed seat 2, pacified between two fixed plates 12 respectively Fill the first horizontal screw mandrel 13, the rear portion installation transverse bar 24 of fixed plate 12, the both ends of the first screw mandrel 13 with fixed plate 12 it Between connected by bearing, the right-hand member of the first screw mandrel 13 is placed through the fixed plate 12 on right side and positioned at the outside of fixed plate 12, the The first nut 14 is installed in the left and right ends of one screw mandrel 13 respectively, and first collar 25 is installed in the left and right ends of transverse bar 24, positioned at same Connected between the first nut 14 and first collar 25 of one horizontal front and rear sides by the first arc 15, two the first spiral shells The screw thread of mother 14 is opposite；Two groups of fix bars 16 are installed on the top of base 1, and fix bar 16 is shorter than fixed plate 12, two groups of fix bars 16 It is located at the front and rear sides of fixed seat 2 respectively, every group of fix bar 16 is made up of two vertical bars, between front and rear two groups of fix bars 16 Connected by the second screw mandrel 17 and bar 26, the second screw mandrel 17 is located at the right side of fixed seat 2, and the front end of the second screw mandrel 17, which passes through, to be fixed Bar 16 and the outside for being located at fix bar 16, are connected between the both ends of the second screw mandrel 17 and fix bar 16 by bearing, and bar 26 is positioned at solid The second nut 18 is installed in the left side of reservation 2, the rear and front end of the second screw mandrel 17 respectively, and second collar is installed in the front and rear sides of bar 26 27, connected by the second arc 19 between the second nut 18 and second collar 27 at left and right sides of same horizontal line, two Thread rotary orientation in individual second nut 18 is opposite；The top of vertical axis 4 is set with transparent circular measuring scale 20.Therefore using rotation First screw mandrel 13 drives the collar 25 of the first nut 14 first to move inward so that the first arc 15 clamps the top of spring 5, The second leading screw 17 in fix bar 16 rotates the second nut 18 of drive and second collar 27 moves inward so that the second arc 19 clamp the bottom of spring 5, and spring 5 can be made to be located at vertical axis 4 on same axis, facilitate circular measuring scale 20 to measure spring 5 big footpath, path, central diameter make it more accurate.

Specifically, the circular side gage 20 described in the present embodiment is made up of two semicircles, one end of two semicircles is be hinged to be connected Connect, the other end of two semicircles distinguishes mounting hook 21 and link 22, and hook 21 and link 22 can cooperate, circular side amount The top of chi 20 opens up circular port, and the center of circle of circular port overlaps with the center of circle of circular measuring scale 20, set at the straight flange of two semicircles There is scale, two semicircles can be spliced into the structure of circle.The structure that circular measuring scale 20 is made up of two semicircles can facilitate Circular measuring scale 20 is removed, it is convenient to carry out next operating procedure.

Further, when measuring the height for being compressed to the limit of spring 5, using the numerical error of the measuring scale measurement of outside Larger phenomenon occurs, vertical graduated scale 23 is installed on the top of the base 1 described in the present embodiment, and graduated scale 23 is located at fixed seat 2 rear portion.Graduated scale 23 conveniently the free height of amount spring 5 and can be compressed to the height of the limit, when making measurement spring 5 more It is convenient accurate.

Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model, rather than its limitations； Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that： It can still modify to the technical scheme described in foregoing embodiments, or which part technical characteristic is carried out etc. With replacement；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the utility model technology The spirit and scope of scheme.

Claims (4)

1. compression spring mechanics measurement apparatus, it is characterised in that：Including base（1）, base（1）Top mounting-fixing base（2）, Fixed seat（2）Top open up rectangular channel（3）, rectangular channel（3）The circular vertical axis of inside installation（4）, vertical axis（4）It is located at Rectangular channel（3）Middle part, vertical axis（4）On being capable of pocketed springs（5）, base（1）Top mounting and fixing support（6）, fixed mount （6）Positioned at fixed seat（2）Top, base（1）On both sides all around expansion link is installed respectively（7）One end, expansion link （7）The other end respectively with fixed mount（6）Bottom four corners be fixedly connected, fixed mount（6）Bottom installation sleeve（8）, sleeve （8）Positioned at vertical axis（4）Surface, sleeve（8）Lower end be provided with edge, vertical axis（4）It can coordinate and penetrate sleeve（8）It is interior Portion, base（1）Top install first vertical bar（9）, the first vertical bar（9）Positioned at expansion link（7）Left side, first is perpendicular To bar（9）The upper several counterweights of suit（10）, fixed mount（6）Top several equally distributed second vertical bars are installed（11）.

2. compression spring mechanics measurement apparatus according to claim 1, it is characterised in that：Described base（1）Top Two fixed plates are installed（12）, fixed plate（12）It is located at fixed seat respectively（2）The left and right sides, two fixed plates（12）Between pacify Fill the first horizontal screw mandrel（13）, fixed plate（12）Rear portion installation transverse bar（24）, the first screw mandrel（13）Both ends with it is solid Fixed board（12）Between connected by bearing, the first screw mandrel（13）Right-hand member be placed through right side fixed plate（12）And positioned at fixation Plate（12）Outside, the first screw mandrel（13）Left and right ends the first nut is installed respectively（14）, transverse bar（24）Left and right ends First collar is installed（25）, the first nut positioned at the front and rear sides of same horizontal line（14）With first collar（25）Between pass through First arc（15）Connection, two the first nuts（14）Screw thread it is opposite；Base（1）Top install two groups of fix bars （16）, fix bar（16）It is shorter than fixed plate（12）, two groups of fix bars（16）It is located at fixed seat respectively（2）Front and rear sides, every group Fix bar（16）It is made up of two vertical bars, front and rear two groups of fix bars（16）Between pass through the second screw mandrel（17）And bar（26）Even Connect, the second screw mandrel（17）Positioned at fixed seat（2）Right side, the second screw mandrel（17）Front end pass through fix bar（16）And positioned at fixation Bar（16）Outside, the second screw mandrel（17）Both ends and fix bar（16）Between connected by bearing, bar（26）Positioned at fixed seat（2） Left side, the second screw mandrel（17）Rear and front end the second nut is installed respectively（18）, bar（26）Front and rear sides install second set Ring（27）, the second nut at left and right sides of same horizontal line（18）With second collar（27）Between pass through the second arc （19）Connection, two the second nuts（18）Interior thread rotary orientation is opposite；Vertical axis（4）Top be set with transparent circular measuring scale （20）.

3. compression spring mechanics measurement apparatus according to claim 2, it is characterised in that：Described circular side gage（20） It is made up of two semicircles, one end of two semicircles is articulated and connected, the other end difference mounting hook of two semicircles（21）And link （22）, hook（21）And link（22）It can cooperate, circular side gage（20）Top open up circular port, the circle of circular port The heart and circular measuring scale（20）The center of circle overlap, be provided with scale at the straight flange of two semicircles, two semicircles can be spliced into circle Structure.

4. compression spring mechanics measurement apparatus according to claim 1, it is characterised in that：Described base（1）Top Vertical graduated scale is installed（23）, graduated scale（23）Positioned at fixed seat（2）Rear portion.