CN207991389U

CN207991389U - Vernier caliper slide assemblies

Info

Publication number: CN207991389U
Application number: CN201820426155.5U
Authority: CN
Inventors: 张念川; 刘晓; 李亮贤
Original assignee: Guangzhou Institute of Technology
Current assignee: Guangzhou Institute of Technology
Priority date: 2018-03-27
Filing date: 2018-03-27
Publication date: 2018-10-19
Anticipated expiration: 2028-03-27

Abstract

The utility model discloses a kind of vernier caliper slide assemblies, including：Roller, retainer, sliding block and block, roller are arranged at the middle part of retainer, and are protruded from two end faces of retainer；There are sliding block package traces, retainer to be arranged at the top of package traces；Roller is cylinder, and roller inclination is arranged in retainer, and the placement direction of two neighboring roller is on the contrary, block is arranged at the both ends of sliding block；The vernier caliper slide assemblies can make vernier caliper realize blind-mate, and can realize high-precision, smoothly linear motion, promote the stability and measurement accuracy of measurement.

Description

Vernier caliper slide assemblies

Technical field

The utility model is related to measuring instrument fields, and in particular to a kind of vernier caliper slide assemblies.

Background technology

Vernier caliper is simple in structure, widely used, easy to use, can meet the measurement request of general precision, in each row The production of industry is widely used.There are one spring leafs between vernier and main scale, utilize the bullet of only spiral shell pressure regulating spring piece Power makes the fit clearance for having appropriate between main scale and vernier, but since main scale and cursor components are gap in use Cooperation, the elastic of spring leaf affect measurement accuracy.

Fit clearance is bigger, then on the measuring claw on main scale and vernier scale component measuring claw two present in measurement process The not parallel amount of pawl is bigger；Fit clearance is smaller, and resistance increases, and sliding is deteriorated；Only spiral shell cannot be locked in adjustment state, Vernier is susceptible to main scale and increases with vernier fit clearance in sliding process, spring leaf dropping situations.

Invention content

The purpose of this utility model is to provide a kind of vernier caliper slide assemblies, which can make Vernier caliper realizes blind-mate, and can realize high-precision, smoothly linear motion, promotes the stability of measurement and measures essence Degree.

Its technical solution is as follows：

Vernier caliper slide assemblies, including：Roller, retainer, sliding block and block, roller are arranged at the middle part of retainer, And it is protruded from two end faces of retainer；There are sliding block package traces, retainer to be arranged at the top of package traces；Roller is in circle Cylindricality, roller inclination are arranged in retainer, and the placement direction of two neighboring roller is on the contrary, block is arranged at the both ends of sliding block.

There is isolation channel, roller to be located inside isolation channel at the middle part of retainer, and isolation channel has gib block, gib block opposite It is arranged in two sides of isolation channel, and extends respectively to two end faces of isolation channel, the top surface of gib block and roller coordinates.

The both ends of retainer are bonded with block.

Vernier caliper slide assemblies, further include main scale, and main scale has blade guide rail, the side of roller and the cooperation of blade guide rail To slide side, roller is to roll side with the side that sliding block coordinates.

There is block prominent structure, prominent structure to be located at the middle part of block side, the bottom by package traces of prominent structure The direction at portion to top protrudes, and coordinates with blade guide rail.

The top of prominent structure is at least flushed with the sliding side of roller.

The diameter of roller is identical as the height of roller, and the diameter range of roller is 1mm to 2mm.

A diameter of 1.5mm of roller.

The advantages of below to the utility model or principle illustrate：

1, retainer between roller is housed, the angle of inclination of phase mutual friction and holding roller between roller can be prevented；Rolling Son is protruded from two end faces of retainer, ensures that roller can be contacted with package traces, package traces provide a rolling for roller Space, be provided at both ends with block in retainer, retainer can be made to be limited in sliding process.Roller is in cylinder Shape makes roller in slant setting, and all rollers can coordinate with blade guide rail；Roller is mosaic texture with retainer, by Power is uniform, high-precision to make vernier caliper realize even if can obtain high-precision rotary motion if being applied in precompression roller Degree, smoothly linear motion, measurement accuracy obtain larger raising, and the rigidity of vernier caliper is also enhanced.

2, the isolation channel in the middle part of retainer can prevent phase mutual friction between roller, will not roll for placing roller The side's contact phenomena or deadlock phenomenon of son；The gib block of isolation channel provides instruction to place the direction of roller, is also beneficial to The angle of inclination of fixed roller so that the roller in retainer arranges in a manner of interlaced.

3, the both ends of retainer are bonded with block, are limited retainer in cunning position in the block, are ensured that roller can be with cunning Moving for block and rolled.

4, using the blade guide rail of main scale, main scale can be made to realize blind-mate with slide assemblies, improves measurement accuracy.

5, the protrusion structure of block side and blade guide rail coordinate, and the top of prominent structure at least with the sliding side of roller Flush, can be effectively prevented dust, bits end enter sliding block inside, prevent roller stuck.

Description of the drawings

Fig. 1 is the composition figure of the utility model embodiment vernier caliper；

Fig. 2 is the Facad structure figure of the utility model embodiment slide assemblies；

Fig. 3 is the backside structure figure of the utility model embodiment slide assemblies；

Fig. 4 is the partial enlarged view of the utility model embodiment vernier caliper；

Reference sign：

10, main scale, the 11, first guide pass, the 12, second guide pass, 13, technology groove, 21, roller, 22, retainer, 23, sliding Block, 231, package traces, 232, hold-down apertures, 233, mounting hole, 24, block, 30, vernier, 31, positioning column, 32, copper briquetting, 33, Holding screw, 34, reversed screw, 40, depthometer, 41, limited block.

Specific implementation mode

The embodiments of the present invention are described in detail below.

As shown in Figure 1, vernier caliper includes main scale 10, vernier 30, slide assemblies and positioning column 31, slide assemblies are located at trip Between mark 30 and main scale 10, vernier 30 is slidably socketed with main scale 10, and two sides of main scale 10 are both provided with blade guide rail, Blade guide rail and slide assemblies coordinate, and are provided with positioning column 31 between vernier 30 and main scale 10, and positioning column 31 is from 30 pleurapophysis of vernier Go out.

One slide assemblies is set on the blade guide rail without 31 side of positioning column, with 31 side of positioning column Two slide assemblies are set on blade guide rail, copper briquetting 32 are provided between two slide assemblies, and copper briquetting 32 is located at positioning Between column 31 and main scale 10, copper briquetting 32 is bonded with positioning column 31 when locking positioning column 31.

As shown in Figure 2 to Figure 3, slide assemblies include：Roller 21, retainer 22, sliding block 23 and block 24, retainer 22 There is isolation channel, roller 21 to be located inside isolation channel at middle part, and be protruded from two end faces of retainer 22.

Roller 21 is cylinder, and a diameter of 1.5mm of the roller 21 of the cylinder, roller 21 is inclined at guarantor in 45 degree Hold frame 22, make roller 21 coordinates with blade guide rail, the placement direction of two neighboring roller 21 on the contrary, two neighboring roller 21 it Between angle be 90 degree；There is isolation channel gib block, gib block to be oppositely arranged on two sides of isolation channel, and respectively to isolation Two end faces of slot extend, and the top surface of gib block and roller 21 coordinates.

There are sliding block 23 package traces 231, retainer 22 to be arranged at the top of package traces 231；Roller 21 and sliding block 23 The side of contact is to roll side, and the side with blade guide rail contact is sliding side；The both ends of retainer 22 are bonded with block 24.

There is block 24 prominent structure, prominent structure to be located at the middle part of 24 side of block, protrude structure by package traces The direction at 231 bottom to top protrudes, and coordinates with blade guide rail, the top of prominent structure at least with the sliding side of roller 21 It flushes.

As shown in figure 4, there is blade guide rail the first guide pass 11 and the second guide pass 12, the first guide pass 11 and second to lead The junction of the formation v-depression of rail level 12, the first guide pass 11 and the second guide pass 12 is provided with arc opening.

Blade guide rail is identical as the structure of package traces 231, is in 90 degree by the v-depression that guide pass is formed.

Main scale 10 is additionally provided with depthometer slot and limited block 41, and depthometer slot and limited block 41 are respectively positioned on the back of the body in scale face Face, limited block 41 is close to the scale end of main scale 10, and the side for turning the heart and being located proximate to depthometer slot of the limited block 41, the limit Position block 41 is located at the notch of depthometer slot far from the one end for turning the heart；Vernier 30 is lived in the measurement end of main scale 10 between limited block 41 It is dynamic.

There is vernier 30 first through hole and the second through-hole, sliding block 23 to have hold-down apertures 232 and mounting hole 233；First through hole It is arranged in the side of vernier 30, and hold-down apertures 232 communicate, first through hole is connect with hold-down apertures 232 by holding screw 33；Second Through-hole is arranged in the bottom of vernier 30, and is communicated with mounting hole 233, and the second through-hole and mounting hole 233 are connected by reversed screw 34 It connects.

It is in screw-thread fit with positioning column 31 that the outside of vernier 30, which has location hole, location hole, which is locking screw Nail.

The installation method of vernier caliper, includes the following steps：Slide assemblies are placed on to the side of vernier 30；By vernier 30 It is inserted in from the scale end of main scale 10；The gap that slide assemblies and blade guide rail are adjusted using holding screw 33, makes slide assemblies It is bonded with blade guide rail；The position of slide assemblies and vernier 30 is fixed by reversed screw 34；Vernier 30 is moved to main scale 10 Measurement end；30 position of vernier is fixed using positioning column 31.

The application method of 30 slide calliper rule of vernier, includes the following steps：Measured object is placed on to the measurement end of main scale 10；Toward vernier 30 apply thrust；Roller 21 is rolled on blade guide rail；Make to realize between slide assemblies and blade guide rail and be slidably matched；Trip 30 movement of mark；Vernier 30 contacts measured object；It is bonded copper briquetting 32, the position of fixed vernier 30 using positioning column 31；To main scale 10 It is read with the scale on vernier 30.

The present embodiment has the following advantages that：

1, slide assemblies are arranged between vernier 30 and main scale 10, and vernier 30 is facilitated to be slidably socketed with main scale 10, profit With the blade guide rail of main scale 10, the cooperation of slide assemblies and vernier 30 is facilitated to install, main scale 10 can also be made real with slide assemblies Existing blind-mate, vernier 30 when main scale 10 slide, can realize in high precision, it is stable move along a straight line, measurement accuracy obtain compared with It is big to improve；By elastic positioning column 31, vernier 30 can be slided and be fixed, positioning column 31 is protruded from 30 side of vernier, side Just user carries out positioning column 31 elastic setting；The structure design of the vernier caliper is flexible, and installation and use are all very convenient； The vernier caliper can apply in electronic digital indicator, promote stability and precision that electronic digital indicator measures.

2, it is both provided with blade guide rail in two sides of main scale 10, and is provided with slide assemblies, make vernier 30 and main scale 10 can be preferably slidably socketed；Briquetting is located between two slide assemblies, ensures the integrality of slide assemblies, in positioning column It is provided with briquetting between 31 and main scale 10, by rotational positioning column 31, vernier 30 is made to fix or unclamp in main scale any position.

3, the isolation channel at 22 middle part of retainer is equipped with retainer 22 between roller 21, can prevent for placing roller 21 In 45 degree of inclinations side's contact phenomena or locked of roller 21 will not occur for phase mutual friction and holding roller 21 between roller 21 Phenomenon；Roller 21 is protruded from two end faces of retainer 22, ensures that roller 21 can contact blade guide rail.

4, roller 21 is cylinder, and when roller 21, which tilts 45 degree, to be placed, all rollers 21 can match with blade guide rail It closes；Roller 21 is mosaic texture with retainer 22, is evenly distributed, uniform force, even if can be obtained if being applied in precompression roller 21 High-precision rotary motion is obtained, to which vernier caliper is rigidly enhanced；The gib block of isolation channel is the direction for placing roller 21 Instruction is provided, the angle of inclination of fixed roller 21 is also beneficial to so that the roller 21 in retainer 22 is in interlaced side Formula arranges.

5, when adjusting the gap of slide assemblies and blade guide rail, coupling mechanism force can be applied to sliding block 23 by holding screw 33 On, it avoids holding screw 33 from being in direct contact roller 21, ensures that roller 21 can be rolled normally, package traces 231 are that roller 21 provides The space of one rolling, is provided at both ends with block 24 in retainer 22, retainer 22 can be made to be limited in sliding process Position.

6, the protrusion structure of 24 side of block can be effectively prevented dust, bits end enters inside sliding block 23, prevent roller 21 is stuck.

7, the v-depression that the first guide pass 11 and the second guide pass 12 are formed in blade guide rail, meets cylindrical roller 21 requirement when rolling to trade shape, when roller 21 being made to coordinate with blade guide rail, roller 21 can be rolled preferably；First leads The arc opening of rail level 11 and the setting of 12 junction of the second guide pass, forms a technology groove 13 in blade guide rail, ensures the The machining accuracy of one guide pass 11 and the second guide pass 12 reduces the contact area of roller 21 and v-depression, enhances roller 21 Sliding.

8, blade guide rail is identical with the structure of package traces 231, and the v-depression that guide pass is formed is in 90 degree, meets circle Cylindrical roller 21 is protruded from two end faces of retainer 22, and when being rolled, the rail shapes of required cooperation, while also side Just the installation of slide assemblies.

9, limited block 41 can limit the position of the movement of vernier 30, while prevent main scale 10 from falling off from vernier 30；Limit The heart that can rotate of block 41 is rotated, and when without using the vernier caliper, limited block 41 is located at depthometer far from the one end for turning the heart The notch of slot ensures that depthometer 40 is placed in depthometer slot；When using vernier caliper, rotary spacing block 41 makes limited block 41 The notch for not blocking depthometer slot facilitates vernier 30 to drive depthometer 40.

10, the first through hole on vernier 30 can be coordinated with the hold-down apertures 232 of sliding block 23, made by holding screw 33 Slide assemblies inside vernier 30 are fitted close with blade guide rail；Second through-hole of vernier 30 and 233 phase of mounting hole of sliding block 23 It is logical, and connected by reversed screw 34, so that slide assemblies is fixed on the inside of vernier 30, to reach main scale in vernier 30 In can carry out high-precision, smoothly linear motion.

11, location hole and positioning column 31 are in screw-thread fit, convenient for users to elastic positioning column 31.

The above are only specific embodiments of the present invention, does not limit the scope of protection of the utility model with this；Not Any replacement and improvement made by violating on the basis of the utility model is conceived, belong to the scope of protection of the utility model.

Claims

1. vernier caliper slide assemblies, which is characterized in that including：Roller, retainer, sliding block and block, the roller setting exist The middle part of retainer, and protruded from two end faces of retainer；There are the sliding block package traces, the retainer to be arranged in group The top of part guide rail；The roller is cylinder, and roller inclination is arranged in retainer, the placement direction phase of two neighboring roller Instead, the block is arranged at the both ends of sliding block.

2. vernier caliper slide assemblies as described in claim 1, which is characterized in that the middle part of the retainer has isolation channel, The roller is located inside isolation channel, and there is isolation channel gib block, the gib block to be oppositely arranged on two sides of isolation channel, And extend respectively to two end faces of isolation channel, the top surface of the gib block and roller coordinates.

3. vernier caliper slide assemblies as described in claim 1, which is characterized in that the both ends of the retainer are bonded with block.

4. vernier caliper slide assemblies as described in claim 1, which is characterized in that further include main scale, the main scale has blade The side of guide rail, the roller and the cooperation of blade guide rail is to slide side, and the side of the roller and sliding block cooperation is to roll side.

5. vernier caliper slide assemblies as described in claim 1, which is characterized in that the block has prominent structure, described prominent Go out the middle part that structure is located at block side, the direction at the bottom by package traces to the top of prominent structure protrudes, and and blade Guide rail coordinates.

6. vernier caliper slide assemblies as claimed in claim 5, which is characterized in that the top of the prominent structure at least with roller Sliding side flush.

7. the vernier caliper slide assemblies as described in any one of claim 1 to 6, which is characterized in that the diameter of the roller and rolling The height of son is identical, and the diameter range of the roller is 1mm to 2mm.

8. vernier caliper slide assemblies as claimed in claim 7, which is characterized in that a diameter of 1.5mm of the roller.