CN220729094U - Adjustable measuring ruler for mechanical design - Google Patents

Abstract

The utility model discloses an adjustable measuring scale of mechanical design, which relates to the field of machining and comprises a main scale, wherein a first groove is formed in the top of the main scale, a sliding groove is formed in the bottom of the first groove, a depth rod is connected inside the sliding groove in a sliding manner, an auxiliary scale is sleeved on the outer wall of the main scale, a reference system component is fixedly connected to the top of the auxiliary scale, a moving component is fixedly connected to the top of the auxiliary scale, a positioning component is connected to the top of the auxiliary scale in a sliding manner, a scale head is movably connected to one side of the main scale, support rod components are fixedly connected to two sides of the main scale, and clamping components are connected to two sides of the main scale in a sliding manner. According to the utility model, the structure is adopted, the main ruler is fixedly connected with the moving assembly, the auxiliary ruler can cause friction between the ruler head and a measured object in the measuring process, the friction can be reduced through the fine adjusting assembly, the measuring error is effectively avoided, and the service life of the measuring ruler is prolonged.

Description

Adjustable measuring ruler for mechanical design

Technical Field

The utility model belongs to the field of machining, and particularly relates to an adjustable measuring scale of mechanical design.

Background

The measuring scale is a necessary tool in the machining field, various sizes of machined workpieces are required to be measured in the machining process to design parts of a mechanical structure, various measuring scales are available on the market at present, but along with the development of the machining field, the requirements on the precision and the practicability of the measuring scale are higher and higher, and the measuring scale is required to further improve the practicability of products and reduce errors.

For example, the publication number CN208887497U is a multifunctional measuring device for mechanical design, which is rotationally connected to the upper end and the lower end of the inner wall of a movable ruler through a rotating wheel, then the movable ruler slides on a main ruler through the rotating wheel, sharp burrs exist on a workpiece after the workpiece is processed, and then the burrs of the workpiece are polished and removed by using sand and stone, so that the problem that the clamping between the movable ruler and the main ruler is easy to occur due to larger friction force is solved, and the error is reduced.

Although this patent reduces the friction between the mobile ruler and the main ruler, avoids the shaking between the mobile ruler and the main ruler, and reduces the error, the error caused by the damage of the ruler head due to improper operation and the error caused by the ruler head and the related parts per se to the measured object are not solved.

Disclosure of Invention

In view of the problems mentioned in the background art, it is an object of the present utility model to provide an adjustable measuring scale of a mechanical design, which solves the problem of reducing the damage to the scale head and the errors caused by the scale head and the components themselves during the operation of the measuring process.

The technical aim of the utility model is realized by the following technical scheme:

the utility model provides a mechanical design's adjustable dipperstick, includes the main scale, first recess has been seted up at main scale top, the spout has been seted up to first recess bottom, the inside sliding connection of spout has the degree of depth pole, the main scale outer wall has cup jointed the auxiliary scale, auxiliary scale top fixedly connected with reference frame subassembly, auxiliary scale top fixedly connected with remove the subassembly, auxiliary scale top sliding connection has locating component, main scale one side swing joint has the chi head, main scale both sides all fixedly connected with branch subassembly, main scale both sides all sliding connection has the screens subassembly;

the movable assembly comprises a first rack, a transmission gear, a connecting rod and a fine adjustment assembly, wherein the first rack is fixedly connected to one side inside the first groove, the transmission gear is meshed with the first rack, the connecting rod is rotationally connected to the axis of the transmission gear, two ends of the connecting rod are respectively and fixedly connected to the inner side of the top of the auxiliary ruler and the top of the depth rod, and the transmission gear is meshed with the fine adjustment assembly.

Further, as the preferred technical scheme, the reference frame subassembly includes right angle piece, dead lever and dwang, right angle piece fixed connection is at auxiliary scale top, right angle piece inboard and dwang swing joint, the inside one side of dwang is connected with the dead lever rotation, dead lever fixed connection is at auxiliary scale top.

Further, as the preferable technical scheme, the fine tuning assembly comprises a knob, a rotating groove and a fine tuning gear, wherein the rotating groove is formed in the top of the auxiliary ruler, the knob is rotationally connected inside the rotating groove, the bottom of the knob is fixedly connected with the fine tuning gear, and the fine tuning gear is meshed with the transmission gear.

Further, as the preferred technical scheme, locating component includes pushing away cap, oval groove, slider and second rack, the oval groove is seted up at auxiliary scale top, slider sliding connection is inside oval groove, slider top and pushing away cap fixed connection, slider bottom and second rack fixed connection.

Further, as the preferred technical scheme, the branch subassembly includes dead axle, rotary rod and second recess, the second recess is seted up at main scale one end lateral wall, dead axle fixed connection is on the inside top of second recess, the rotary rod rotates to be connected on the dead axle outer wall.

Further, as the preferred technical scheme, clamping assembly includes the draw-in groove, spacing groove, gag lever post and clamping piece, the draw-in groove is offered and is close to the one end that branch subassembly one end was close to branch subassembly one end at main scale one end lateral wall, the spacing groove has all been offered to the draw-in groove both sides, gag lever post sliding connection is inside the spacing groove, clamping piece fixed connection is in gag lever post one side.

Further, as the preferable technical scheme, the ruler head side fixedly connected with inserted block, the slot has been seted up to main scale one side, the inserted block is pegged graft inside the slot, the screw has been seted up to the main scale bottom, the screw passes through inserted block and slot, the inside threaded connection of screw has the screw.

In summary, the utility model has the following advantages:

firstly, through the fixed connection of the main rule and the moving component, the knob in the fine tuning component rotates to drive the fine tuning gear to rotate so as to enable the transmission gear to rotate on the first rack, the auxiliary rule moves, the friction between the rule head and a measured object can be caused by the movement of the auxiliary rule in the measuring process, the friction can be reduced through the fine tuning component, thereby reducing the damage of the rule head, effectively avoiding measuring errors, and prolonging the service life of the measuring rule;

second, through the swing joint of chi head and main scale and the removable change of chi head spare, removable pointed blade chi head when measuring the thing is too little, through locating component, promote to push away the cap and make second rack and first rack mesh mutually and make vice chi stably stop in a certain position, be favorable to reading measured data, through the combination of degree of depth pole and branch subassembly and screens subassembly, the rotary rod can be horizontal at the top of measuring the object when measuring the degree of depth, screens piece card makes the rotary rod can stabilize horizontal position in one side of rotary rod, the error that produces to the measurement because of measuring chi own part has been reduced, the practicality of measuring the chi is improved.

Drawings

FIG. 1 is a top view of the present utility model;

FIG. 2 is a schematic view of the structure of the tape head of the present utility model;

FIG. 3 is a schematic diagram of a mobile assembly of the present utility model;

FIG. 4 is a schematic view of a positioning assembly of the present utility model;

FIG. 5 is a schematic view of the strut assembly of the present utility model;

fig. 6 is a schematic diagram of the detent assembly of the present utility model.

Reference numerals: 1. the main scale, 2, the first groove, 3, the chute, 4, the auxiliary scale, 5, the scale head, 51, the slot, 52, the insert block, 53, the screw hole, 54, the screw rod, 6, the reference frame component, 61, the right angle block, 62, the fixed rod, 63, the rotating rod, 7, the moving component, 71, the first rack, 72, the transmission gear, 73, the connecting rod, 74, the fine adjustment component, 741, the knob, 742, the rotating groove, 743, the fine adjustment gear, 8, the positioning component, 81, the push cap, 82, the elliptical groove, 83, the slide block, 84, the second rack, 9, the depth rod, 92, the strut component, 921, the fixed shaft, 922, the rotating rod, 923, the second groove, 93, the clamping component, 931, the clamping groove, 932, the limiting groove, 933, the limiting rod, 934, and the clamping block.

Detailed Description

Example 1

Referring to fig. 1 to 6, an adjustable measuring scale of mechanical design according to this embodiment includes a main scale 1, a first groove 2 is provided at the top of the main scale 1, a chute 3 is provided at the bottom of the first groove 2, a depth rod 9 is slidably connected inside the chute 3, an auxiliary scale 4 is sleeved on the outer wall of the main scale 1, a reference frame component 6 is fixedly connected at the top of the auxiliary scale 4, a moving component 7 is fixedly connected at the top of the auxiliary scale 4, a positioning component 8 is slidably connected at the top of the auxiliary scale 4, a scale head 5 is movably connected at one side of the main scale 1, strut components 92 are fixedly connected at both sides of the main scale 1, and clamping components 93 are slidably connected at both sides of the main scale 1;

the moving assembly 7 comprises a first rack 71, a transmission gear 72, a connecting rod 73 and a fine adjustment assembly 74, wherein the first rack 71 is fixedly connected to one side in the first groove 2, the transmission gear 72 is meshed with the first rack 71, the connecting rod 73 is rotatably connected to the axis of the transmission gear 72, two ends of the connecting rod 73 are respectively and fixedly connected to the inner side of the top of the auxiliary ruler 4 and the top of the depth rod 9, and the transmission gear 72 is meshed with the fine adjustment assembly 74;

through main scale 1 and remove subassembly 7 fixed connection, thereby the knob 741 rotates and drives fine setting gear 743 rotation in the fine setting subassembly 74 and make drive gear 72 rotate on first rack 71, thereby make auxiliary scale 4 produce the removal, the friction of chi head 5 and measurement object can be caused in the removal of auxiliary scale 4 itself in the measurement process, through locating component 8, promote push cap 81 and make second rack 84 and first rack 71 mesh and make auxiliary scale 4 stably stop in a certain position, be favorable to reading measured data, through the combination of degree of depth pole 9 and branch subassembly 92 and clamping subassembly 93, rotary rod 922 can horizontal cross at the top of measurement object when measuring the degree of depth, clamping piece 934 card makes rotary rod 922 can stabilize horizontal position in one side of rotary rod 922, the error that produces to the measurement because of measurement chi itself part has been reduced, the life of measurement scale has been improved simultaneously.

Example 2

Referring to fig. 1, in order to achieve the purpose of vertical or horizontal visualization of the measuring scale based on embodiment 1, the reference frame assembly 6 is innovatively designed in this embodiment, specifically, the reference frame assembly 6 includes a right angle block 61, a fixed rod 62 and a rotating rod 63, the right angle block 61 is fixedly connected to the top of the auxiliary scale 4, the inner side of the right angle block 61 is movably connected with the rotating rod 63, one side of the inner side of the rotating rod 63 is rotatably connected with the fixed rod 62, and the fixed rod 62 is fixedly connected to the top of the auxiliary scale 4; the rotary rod 922 is fixedly provided with a horizontal bubble, the rotary rod 922 can be rotated or in a horizontal state or in a vertical state through the fixed rod 62 through the right-angle block 61, and measurement can be referenced at any time, so that measurement errors caused by unstable operation are effectively reduced.

Referring to fig. 3, in order to achieve the purpose of reducing damage to the rule head 5, the fine adjustment assembly 74 of the present embodiment includes a knob 741, a rotation groove 742 and a fine adjustment gear 743, wherein the rotation groove 742 is opened at the top of the auxiliary rule 4, the knob 741 is rotatably connected inside the rotation groove 742, the bottom of the knob 741 is fixedly connected with the fine adjustment gear 743, and the fine adjustment gear 743 is meshed with the transmission gear 72; the knob 741 in the fine adjustment assembly 74 rotates to drive the fine adjustment gear 743 to rotate, so that the transmission gear 72 rotates on the first rack 71 to enable the auxiliary ruler 4 to move, friction between the ruler head 5 and a measured object can be caused by movement of the auxiliary ruler 4 in the measuring process, and the friction can be reduced through the fine adjustment assembly 74, so that damage to the ruler head 5 is reduced, measuring errors are effectively avoided, and the service life of the measuring ruler is prolonged.

Example 3

Referring to fig. 4, in this embodiment, in order to achieve the purpose of stably stopping the auxiliary scale 4 and facilitating reading, the positioning assembly 8 is innovatively designed, specifically, the positioning assembly 8 includes a push cap 81, an elliptical groove 82, a sliding block 83 and a second rack 84, the elliptical groove 82 is formed at the top of the auxiliary scale 4, the sliding block 83 is slidingly connected inside the elliptical groove 82, the top of the sliding block 83 is fixedly connected with the push cap 81, and the bottom of the sliding block 83 is fixedly connected with the second rack 84; the second rack 84 is meshed with the first rack 71 by pushing the push cap 81, so that the auxiliary ruler 4 is stably stopped at a certain position, and the reading of measurement data is facilitated.

Referring to fig. 5, in order to achieve the purpose of measuring depth more accurately, the strut assembly 92 of the present embodiment includes a fixed shaft 921, a rotating rod 922 and a second groove 923, the second groove 923 is formed on a side wall of one end of the main scale 1, the fixed shaft 921 is fixedly connected to the top end inside the second groove 923, and the rotating rod 922 is rotatably connected to the outer wall of the fixed shaft 921; the rotary rod 922 can horizontally transversely extend to the top of the measured object when the depth is measured through the depth rod 9, so that errors caused by measurement of parts of the measuring ruler are reduced, and the practicability of the measuring ruler is improved.

Referring to fig. 6, in order to achieve the purpose of hovering and stabilizing the strut, the positioning component 93 of the present embodiment includes a clamping groove 931, a limiting groove 932, a limiting rod 933 and a positioning block 934, wherein the clamping groove 931 is formed at one end of the side wall of one end of the main scale 1, which is close to one end of the strut component 92, both sides of the clamping groove 931 are formed with limiting grooves 932, the limiting rod 933 is slidingly connected inside the limiting groove 932, and the positioning block 934 is fixedly connected at one side of the limiting rod 933; through the combination of degree of depth pole 9 and branch subassembly 92 and clamping subassembly 93, rotary rod 922 can be horizontal at the top of measuring the object when measuring the degree of depth, and clamping piece 934 card makes rotary rod 922 can stabilize horizontal position in one side of rotary rod 922, has reduced the error to measuring because of dipperstick own part, improves the practicality of dipperstick.

Referring to fig. 2, in order to achieve the purpose of detachable rule head 5, an insert 52 is fixedly connected to one side of rule head 5 of the present embodiment, a slot 51 is provided on one side of main rule 1, insert 52 is inserted into slot 51, a screw hole 53 is provided at the bottom of main rule 1, screw hole 53 penetrates through insert 52 and slot 51, and a screw 54 is screwed into screw hole 53; through; the ruler head 5 is convenient to detach through the slot 51, the insert 52, the screw hole 53 and the screw 54, different ruler heads 5 can be replaced when different objects are measured, and errors of the shape and the size of the ruler head 5 to measurement are reduced.

The use principle and the advantages are that: during measurement, the corresponding ruler head 5 corresponds to an object to be measured, the auxiliary ruler 4 is manually pushed to move, the connecting rod 73 in the moving assembly 7 is fixedly connected with the auxiliary ruler 4, the movement of the auxiliary ruler 4 drives the transmission gear 72 to move on the first rack 71, when the ruler head 5 approaches the object to be measured, the micro-adjusting assembly 74 is used for slowly moving instead, the micro-adjusting gear 743 is made to rotate by rotating the knob 741 rotationally connected with the rotating groove 742, the micro-adjusting gear 743 drives the transmission gear 72 to move on the first rack 71 to slowly move, the pushing cap 81 is pushed to drive the sliding block 83 to move on the elliptical groove 82 when in a proper position, the second rack 84 fixedly connected with the sliding block 83 is meshed with the first rack 71, then copying is stably stopped at a measurement position, reading is taken up at the moment, when measuring depth, the depth rod 9 is fixedly connected with the connecting rod 73 in the connecting assembly, the size of the depth rod 9 moving in the chute 3 is the depth of an object to be measured, the rotating rod 922 rotationally connected with the fixed shaft 921 rotates out of the second groove 923 through the depth rod 9 when measuring the depth, the horizontal position is horizontally across the top of the object to be measured, then the clamping block 934 in the moving clamping groove 931 is clamped on one side of the rotating rod 922 under the limitation of the limiting groove 932 and the limiting rod 933, the rotating rod 922 can stably cross the surface of the object, the rotating rod 63 in the reference frame assembly 6 can be adjusted to move on the fixed rod 62 when necessary, the rotating rod 63 can form horizontal or vertical in the right angle block 61, the horizontal position is observed by utilizing horizontal bubbles on the rotating rod 63, the error generated by measuring of the part of the measuring rod is effectively reduced, and the practicability of the measuring rod is improved.

Claims (7)

1. The utility model provides a dipperstick with adjustable mechanical design, includes main scale (1), its characterized in that: the novel ruler is characterized in that a first groove (2) is formed in the top of the main ruler (1), a sliding groove (3) is formed in the bottom of the first groove (2), a depth rod (9) is connected to the inner portion of the sliding groove (3) in a sliding mode, an auxiliary ruler (4) is sleeved on the outer wall of the main ruler (1), a reference frame component (6) is fixedly connected to the top of the auxiliary ruler (4), a moving component (7) is fixedly connected to the top of the auxiliary ruler (4), a positioning component (8) is fixedly connected to the top of the auxiliary ruler (4), a ruler head (5) is movably connected to one side of the main ruler (1), a supporting rod component (92) is fixedly connected to two sides of the main ruler (1), and a clamping component (93) is fixedly connected to two sides of the main ruler (1).

The movable assembly (7) comprises a first rack (71), a transmission gear (72), a connecting rod (73) and a fine adjustment assembly (74), wherein the first rack (71) is fixedly connected to one side inside the first groove (2), the transmission gear (72) is meshed with the first rack (71), the connecting rod (73) is rotationally connected to the axis of the transmission gear (72), two ends of the connecting rod (73) are fixedly connected to the inner side of the top of the auxiliary ruler (4) and the top of the depth rod (9), and the transmission gear (72) is meshed with the fine adjustment assembly (74).

2. An adjustable measuring scale of mechanical design according to claim 1, characterized in that: the reference system assembly (6) comprises a right angle block (61), a fixed rod (62) and a rotating rod (63), wherein the right angle block (61) is fixedly connected to the top of the auxiliary ruler (4), the inner side of the right angle block (61) is movably connected with the rotating rod (63), one side of the inner side of the rotating rod (63) is rotatably connected with the fixed rod (62), and the fixed rod (62) is fixedly connected to the top of the auxiliary ruler (4).

3. An adjustable measuring scale of mechanical design according to claim 1, characterized in that: the fine adjustment assembly (74) comprises a knob (741), a rotating groove (742) and a fine adjustment gear (743), the rotating groove (742) is formed in the top of the auxiliary ruler (4), the knob (741) is rotationally connected inside the rotating groove (742), the bottom of the knob (741) is fixedly connected with the fine adjustment gear (743), and the fine adjustment gear (743) is meshed with the transmission gear (72).

4. An adjustable measuring scale of mechanical design according to claim 1, characterized in that: the locating component (8) comprises a pushing cap (81), an elliptical groove (82), a sliding block (83) and a second rack (84), wherein the elliptical groove (82) is formed in the top of the auxiliary ruler (4), the sliding block (83) is slidably connected inside the elliptical groove (82), the top of the sliding block (83) is fixedly connected with the pushing cap (81), and the bottom of the sliding block (83) is fixedly connected with the second rack (84).

5. An adjustable measuring scale of mechanical design according to claim 1, characterized in that: the support rod assembly (92) comprises a fixed shaft (921), a rotating rod (922) and a second groove (923), the second groove (923) is formed in one end side wall of the main scale (1), the fixed shaft (921) is fixedly connected to the top end inside the second groove (923), and the rotating rod (922) is rotationally connected to the outer wall of the fixed shaft (921).

6. An adjustable measuring scale of mechanical design according to claim 1, characterized in that: the clamping assembly (93) comprises a clamping groove (931), a limiting groove (932), a limiting rod (933) and a clamping block (934), wherein the clamping groove (931) is formed in one end of the side wall of one end of the main ruler (1) close to one end of the supporting rod assembly, the limiting groove (932) is formed in two sides of the clamping groove (931), the limiting rod (933) is slidably connected inside the limiting groove (932), and the clamping block (934) is fixedly connected to one side of the limiting rod (933).

7. An adjustable measuring scale of mechanical design according to claim 1, characterized in that: the ruler is characterized in that an inserting block (52) is fixedly connected to one side of the ruler head (5), an inserting groove (51) is formed in one side of the main ruler (1), the inserting block (52) is inserted into the inserting groove (51), a screw hole (53) is formed in the bottom of the main ruler (1), the screw hole (53) penetrates through the inserting block (52) and the inserting groove (51), and a screw rod (54) is connected with internal threads of the screw hole (53).