CN210337388U

CN210337388U - Mechanical design instrument chi with locate function

Info

Publication number: CN210337388U
Application number: CN201920964029.XU
Authority: CN
Inventors: 傅子霞; 段新燕; 雷群意
Original assignee: Changsha Vocational and Technical College
Current assignee: Changsha Vocational and Technical College
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-04-17
Anticipated expiration: 2029-06-25

Abstract

The utility model discloses a mechanical design instrument chi with locate function, including main scale and rotation chi, the main scale rotates through a fixed establishment and is connected with the rotation chi. The utility model discloses in, the chi has been rotated, a sliding block, pencil slotted hole and fixing bolt, the user presses down in the first fixed establishment first press cap to first staple insert the drawing board, can fix main scale and rotation chi one end, the adjustment slider moves to first alignment scale and aims at the corresponding size of rotation chi scale to the slider, then twist fixing bolt to the unable removal of slider, then insert the drawing pencil in the pencil jack, hold the pencil, can follow first staple in the first fixed establishment and rotate the drawing circle, the trouble of carrying the compasses has been avoided to the mode of adopting the rotation chi to draw the circle, and convenience is more carried, and simultaneously, for traditional compasses, the radius is more directly perceived, the radius size is more accurate, the circle of drawing is more standard, be favorable to standardized design and do the picture.

Description

Mechanical design instrument chi with locate function

Technical Field

The utility model relates to a mechanical design instrument chi technical field especially relates to a mechanical design instrument chi with locate function.

Background

In the mechanical engineering design, workers are often required to do manual drawing, the manual sketch at the time is not formal processing drawing, but is also required to be accurate and attractive, and tools such as compasses and rulers are often used in the drawing process.

In the drawing of mechanical engineering design, because mechanical parts have more chamfers, circles need to be drawn frequently, one end of a traditional compasses is provided with pins and is inconvenient to carry, a certain length needs to be broken off first during use, the distance is measured by a straight ruler, the drawing can be drawn, the use is inconvenient, meanwhile, in the process of drawing the circles, two pins of the compasses can move relatively, the included angle changes, the drawn circles are not standard and attractive enough, the design drawing efficiency of workers is influenced, meanwhile, parallel lines are often drawn during mechanical design drawing, the traditional method is to draw by using a parallel ruler, but when the traditional parallel ruler is used for drawing the parallel lines, the distance between the parallel lines is not well mastered, the workers need to fix the parallel ruler by one hand, and use an independent straight ruler for measuring the distance by the other hand, the use is very labor-consuming, the design drawing efficiency is influenced, aiming at the problems, a mechanical design tool ruler with a positioning function is particularly provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a mechanical design tool ruler with a positioning function.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a mechanical design instrument chi with locate function, includes main scale and rotation chi, the main scale rotates through first fixed establishment and is connected with the rotation chi, and rotates the chi surface and run through and seted up the spout to spout internal surface joint has the slider, slider one end top surface runs through threaded connection has fixing bolt, and the slider surface corresponds spout axis position and link up and has seted up the pencil jack to the slider top surface other end corresponds pencil jack centre of a circle position and perpendicular to spout printing has first alignment scale, rotation chi top surface one side printing has the rotation chi scale, the main scale other end is provided with second fixed establishment.

As a further description of the above technical solution:

the utility model discloses a slide rail, including main chi top surface, connecting rod, slide rail, slide ruler top surface, slide ruler top surface fixedly connected with removes the handle, slide rail top surface printing has the slide ruler to aim at the scale, slide ruler one end is located the inside printing of slide rail and has the second to aim at the scale, the other end of connecting rod articulates there is the parallel chi, the slide rail has been seted up on main chi other end surface, and the inside slip of slide rail is pegged graft to have.

As a further description of the above technical solution:

first fixed establishment includes that first pressing cap, first staple, first spacing shifting groove, first fender ring and first spring are pressed, the inside first spacing shifting groove of having seted up of main scale one end, first staple runs through rotating chi and first spacing shifting groove, and first staple surface is located the fixed cover of first spacing shifting inslot portion and has connect first fender ring to first fender ring underrun first spring is connected with first spacing shifting groove bottom surface.

As a further description of the above technical solution:

the second fixing mechanism comprises a second pressing cap, a second fixing nail, a second limiting moving groove, a second retaining ring and a second spring, the second limiting moving groove is formed in the other end of the main ruler, the second fixing nail penetrates through the second limiting moving groove, the surface of the second fixing nail is fixedly sleeved with the second retaining ring in the second limiting moving groove, and the bottom surface of the second retaining ring is connected with the bottom surface of the second limiting moving groove through the second spring.

As a further description of the above technical solution:

the connecting rods are arranged in parallel and are of non-deformable structures.

As a further description of the above technical solution:

the main scale, the parallel scale and the rotating scale are made of high-strength transparent plastics, and the measuring range of the rotating scale is smaller than that of the main scale.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. in the utility model, the rotating ruler, the sliding block, the pencil slot hole and the fixing bolt are adopted, the sliding block slides in the sliding groove and is reinforced by the fixing bolt and the rotating ruler, a user presses the first pressing cap in the first fixing mechanism until the first fixing nail is inserted into the drawing board, so that the main ruler and one end of the rotating ruler can be fixed, the sliding block is adjusted to move to the first alignment scale to align with the corresponding size of the rotating ruler scale, then the fixing bolt is screwed to the sliding block to be incapable of moving, then the drawing pencil is inserted into the pencil jack, the pencil can be held by hand, so that the circle can be drawn by rotating the first fixing nail in the first fixing mechanism, the rotating ruler at the moment is equivalent to the compass, the rotating ruler scale aligned with the first alignment scale on the surface of the sliding block is the radius, the trouble of carrying the compass is avoided by adopting the rotating ruler to draw the circle, the carrying is more convenient, meanwhile, compared, the radius size is more accurate, and the circle drawn is more standard, is favorable to the standardized design and makes a picture.

2. The utility model discloses in, parallel ruler and slip chi have been adopted, when needs carry out parallel lines and draw, press first press cap and second press cap simultaneously, press first staple and second staple into the drawing board in, can fix the main scale, prevent that the main scale from removing and arousing design drawing error, behind the fixed main scale, it is parallel as for the main scale to rotate parallel ruler along the connecting rod, promote to remove handle to slip chi one end and support parallel ruler one side table wall, the slip chi that the second alignment scale aimed at aims at the scale is exactly the distance between parallel ruler and the main scale, the setting up of parallel ruler makes things convenient for the staff to make parallel lines, the setting up of while slip ruler makes things convenient for the staff to confirm the distance between the parallel lines, be convenient for the design proportion of accuse, the design is more meticulous and standard of drawing.

Drawings

Fig. 1 is a schematic structural diagram of a mechanical design tool ruler with a positioning function according to the present invention;

fig. 2 is a sectional view taken along line a-a of the first fixing mechanism of the present invention;

fig. 3 is a B-B sectional view of a second fixing mechanism of the present invention;

FIG. 4 is a C-C sectional view of the slide rail of the present invention;

fig. 5 is a D-D sectional view of the slider of the present invention.

Illustration of the drawings:

1. a main scale; 2. a parallel ruler; 3. a connecting rod; 4. a first fixing mechanism; 41. a first pressing cap; 42. a first staple; 43. a first limit moving groove; 44. a first spring; 45. a first retainer ring; 5. rotating the ruler; 6. a chute; 7. a slider; 8. a first alignment scale; 9. inserting holes of pencils; 10. fixing the bolt; 11. rotating the scale to scale; 12. a second fixing mechanism; 121. a second pressing cap; 122. a second staple; 123. a second retainer ring; 124. a second limit moving groove; 125. a second spring; 13. a second alignment scale; 14. moving the handle; 15. the sliding ruler is aligned with the scale; 16. sliding the ruler; 17. a slide rail.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

The first embodiment is as follows: referring to fig. 1-2, a mechanical design tool ruler with positioning function comprises a main ruler 1 and a rotary ruler 5, wherein the main ruler 1 is rotatably connected with the rotary ruler 5 through a first fixing mechanism 4, a sliding groove 6 penetrates through the surface of the rotary ruler 5, a sliding block 7 is clamped on the inner surface of the sliding groove 6, the sliding block 7 is slidably connected with the sliding groove 6, a fixing bolt 10 is connected with the top surface of one end of the sliding block 7 in a penetrating manner, the fixing bolt 10 is screwed downwards until the fixing bolt 10 abuts against the rotary ruler 5, the position of the sliding block 7 can be fixed, a pencil jack 9 penetrates through the surface of the sliding block 7 corresponding to the axis position in the sliding groove 6, a first alignment scale 8 is printed on the other end of the top surface of the sliding block 7 corresponding to the circle center position of the pencil jack 9 and perpendicular to the sliding groove 6, and a rotary ruler scale 11 is printed on one side of the top surface of the rotary, A first limiting moving groove 43, a first baffle ring 45 and a first spring 44, wherein the first limiting moving groove 43 is arranged in one end of the main scale 1, the first fixing nail 42 penetrates through the rotary scale 5 and the first limiting moving groove 43, the first baffle ring 45 is fixedly sleeved in the first limiting moving groove 43 on the surface of the first fixing nail 42, the bottom surface of the first baffle ring 45 is connected with the bottom surface of the first limiting moving groove 43 through the first spring 44, the first baffle ring 45 moves in the first limiting moving groove 43, when the first pressing cap 41 is pressed down, the first fixing nail 42 moves downwards to pierce into the drawing board, the first spring 44 is compressed, the elastic coefficient of the first spring 44 is small and is not enough to pull out the first fixing nail 42, at the moment, one end of the main scale 1 can be fixed, the sliding block 7 is adjusted to move to the first alignment scale 8 to align with the corresponding size of the rotary scale 11, then the fixing bolt 10 is screwed to the sliding block 7 and can not move, then insert the drawing pencil in the pencil jack 9, hold the pencil, can follow first staple 42 in the first fixed establishment 4 and rotate and draw the circle, rotation chi 5 this moment is equivalent to the compasses, and the rotation chi scale 11 that the first alignment scale 8 on slider 7 surface aimed at is exactly the radius, the trouble of carrying the compasses has been avoided to the mode that adopts rotation chi 5 to draw the circle, it is more convenient to carry, simultaneously, for traditional compasses, the radius is more directly perceived, the radius size is more accurate, the circle of drawing is more standard, be favorable to standardized design to do the picture, hold first pressing cap 41 and can extract first staple 42, after first staple 42 extracts, first spring 44 extension promotes first fender ring 45 and receives first staple 42 tip to inside the main scale 1, avoid the tip of first staple 42 to injure people, it is safer to use.

Example two: referring to fig. 1 and 3-5, a second fixing mechanism 12 is disposed at the other end of the main scale 1, a connecting rod 3 is hinged at one side of the top surface of the main scale 1, a parallel scale 2 is hinged at the other end of the connecting rod 3, the length of the parallel scale 2 is identical to that of the main scale 1, a slide rail 17 is disposed on the surface of the other end of the main scale 1, a slide scale 16 is slidably inserted in the slide rail 17, the length of the slide scale 16 is greater than that of the slide rail 17, a moving handle 14 is fixedly connected to the top surface of the slide scale 16, a slide scale alignment scale 15 is printed on the top surface of the slide rail 17, a second alignment scale 13 is printed on one end of the slide scale 16 located in the slide rail 17, wherein the second fixing mechanism 12 includes a second pressing cap 121, a second fixing nail 122, a second limiting moving groove 124, a second stop ring 123 and a second spring 125, a second limiting moving groove 124 is disposed in the other end, and the surface of the second fixing nail 122 is positioned in the second limit moving groove 124, and the second stop ring 123 is fixedly sleeved with the second fixing nail 122, the second stop ring 123 and the second fixing nail 122 are of an integral structure, and the bottom surface of the second stop ring 123 is connected with the bottom surface of the second limit moving groove 124 through a second spring 125, when the second pressing cap 121 is pressed down, the second fixing nail 122 moves downwards to pierce into the drawing board, the second spring 125 is compressed, the elastic coefficient of the second spring 125 is small and is not enough to pull out the second fixing nail 122, at this time, the other end of the main scale 1 can be fixed, the first pressing cap 41 and the second pressing cap 121 are pressed simultaneously, the first fixing nail 42 and the second fixing nail 122 are pressed into the drawing board, the main scale 1 can be fixed, the design drawing error caused by the movement of the main scale 1 is prevented, after the main scale 1 is fixed, the parallel scale 2 is rotated along the connecting rod 3 to be parallel to the main scale 1, the handle 14 is pushed to move to one end of the, the sliding ruler alignment scale 15 aligned with the second alignment scale 13 is the distance between the parallel ruler 2 and the main ruler 1, the parallel ruler 2 is convenient for workers to make parallel lines, and the sliding ruler 16 is convenient for the workers to determine the distance between the parallel lines, so that design proportion and design drawing are controlled more finely and standard.

Example three: referring to fig. 1, two connecting rods 3 are arranged in parallel, the connecting rods 3 are not easy to deform, the connecting rods 3 are arranged in parallel, and the main ruler 1 and the parallel ruler 2 are parallel by utilizing the parallelogram principle.

Example four: referring to fig. 1, main scale 1, parallel chi 2 and rotation chi 5 adopt high strength transparent plastic to make, and are more durable, and the 5 range of rotation chi is less than main scale 1 range, makes rotation chi 5 can rotate to being parallel to with main scale 1, portable.

The working principle is as follows: when the drawing board is used, a user presses the first pressing cap 41 in the first fixing mechanism 4 until the first fixing nail 42 is inserted into the drawing board, so that one ends of the main scale 1 and the rotary scale 5 can be fixed, the slide block 7 is adjusted until the slide block 7 moves to the first alignment scale 8 to align with the corresponding size of the rotary scale 11, then the fixing bolt 10 is screwed until the slide block 7 cannot move, then the drawing pencil is inserted into the pencil insertion hole 9, the pencil is held by hand, so that a circle can be drawn by rotating along the first fixing nail 42 in the first fixing mechanism 4, at the moment, the rotary scale 5 is equivalent to a compass, the rotary scale 11 aligned with the first alignment scale 8 on the surface of the slide block 7 is a radius, the first fixing nail 42 is inserted into the circle center, the trouble of carrying the compass is avoided by adopting the rotary scale 5 to draw a circle, the carrying is more convenient, meanwhile, compared with the traditional compass, the radius is more visual, the, the drawn circle is more standard, which is beneficial to drawing standardized design, the first fixing nail 42 can be pulled out by holding the first pressing cap 41, after the first fixing nail 42 is pulled out, the first spring 44 extends to push the first baffle ring 45 to retract the tip of the first fixing nail 42 into the main scale 1, so as to avoid the tip of the first fixing nail 42 from hurting people, the use is safer, simultaneously, the first pressing cap 41 and the second pressing cap 121 are pressed, the first fixing nail 42 and the second fixing nail 122 are pressed into the drawing board, the main scale 1 can be fixed, the main scale 1 is prevented from moving to cause drawing errors, after the main scale 1 is fixed, the parallel scale 2 rotates to be parallel to the main scale 1 along the connecting rod 3, the handle 14 is pushed to move to one end of the parallel scale 16 to abut against one side surface wall of the parallel scale 2, the sliding scale aligned with the second alignment scale 13 is aligned with the scale 15, which is the distance between the parallel scale 2 and the main scale 1, the parallel scale 2 is convenient for workers to set, meanwhile, the sliding ruler 16 is convenient for workers to determine the distance between parallel lines, so that design proportion and design drawing are controlled more finely and standard.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A mechanical design tool ruler with positioning function comprises a main ruler (1) and a rotating ruler (5), it is characterized in that the main ruler (1) is rotationally connected with a rotating ruler (5) through a first fixing mechanism (4), a sliding groove (6) is arranged on the surface of the rotating ruler (5) in a penetrating way, a sliding block (7) is clamped on the inner surface of the sliding groove (6), a fixing bolt (10) is connected with the top surface of one end of the sliding block (7) in a penetrating and threaded manner, and the surface of the sliding block (7) is provided with a pencil jack (9) corresponding to the axial line position of the sliding groove (6), the other end of the top surface of the sliding block (7) corresponds to the circle center position of the pencil jack (9) and is printed with a first alignment scale (8) vertical to the sliding chute (6), and one side of the top surface of the rotating ruler (5) is printed with rotating ruler scales (11), and the other end of the main ruler (1) is provided with a second fixing mechanism (12).

2. The mechanical design tool ruler with the positioning function as claimed in claim 1, wherein one side of the top surface of the main ruler (1) is hinged with a connecting rod (3), the other end of the connecting rod (3) is hinged with a parallel ruler (2), the other end surface of the main ruler (1) is provided with a sliding rail (17), a sliding ruler (16) is inserted in the sliding rail (17) in a sliding manner, the top surface of the sliding ruler (16) is fixedly connected with a moving handle (14), the top surface of the sliding rail (17) is printed with a sliding ruler alignment scale (15), and one end of the sliding ruler (16) is positioned in the sliding rail (17) and is printed with a second alignment scale (13).

3. The mechanical design tool ruler with positioning function as claimed in claim 1, wherein the first fixing mechanism (4) comprises a first pressing cap (41), a first fixing nail (42), a first limiting moving groove (43), a first baffle ring (45) and a first spring (44), the first limiting moving groove (43) is formed inside one end of the main ruler (1), the first fixing nail (42) penetrates through the rotating ruler (5) and the first limiting moving groove (43), the first baffle ring (45) is fixedly sleeved inside the first limiting moving groove (43) on the surface of the first fixing nail (42), and the bottom surface of the first baffle ring (45) is connected with the bottom surface of the first limiting moving groove (43) through the first spring (44).

4. The mechanical design tool ruler with positioning function as claimed in claim 1, wherein the second fixing mechanism (12) comprises a second pressing cap (121), a second fixing nail (122), a second limiting moving groove (124), a second retaining ring (123) and a second spring (125), the second limiting moving groove (124) is formed in the other end of the main ruler (1), the second fixing nail (122) penetrates through the second limiting moving groove (124), the second retaining ring (123) is fixedly sleeved on the surface of the second fixing nail (122) inside the second limiting moving groove (124), and the bottom surface of the second retaining ring (123) is connected with the bottom surface of the second limiting moving groove (124) through the second spring (125).

5. The mechanical design tool ruler with positioning function as claimed in claim 2, wherein the connecting rods (3) are arranged in parallel, and the connecting rods (3) are not easy to deform.

6. The mechanical design tool ruler with positioning function of claim 1 or 2, characterized in that the main ruler (1), the parallel ruler (2) and the rotary ruler (5) are made of high-strength transparent plastic, and the range of the rotary ruler (5) is smaller than that of the main ruler (1).