CN209727027U - A multifunctional measuring device for mechanical design - Google Patents

Abstract

The utility model provides a multifunctional measuring device for mechanical design. The utility model comprises: a ruler body, the upper end of the ruler body is provided with a horizontally arranged strip frame, and a double-ended screw is arranged inside the strip-shaped frame, and both ends of the double-ended screw are connected to the strip-shaped frame by rotation. On the inner wall of the bar frame, a rotating rod is connected to the side wall of the strip frame. One end of the rotating rod penetrates the bar frame and is fixedly connected to one end of the double-ended screw rod. Two symmetrically arranged double-ended screw rods Positioning mechanism, the middle part of the front side wall of the strip frame is provided with a positioning rod, the surface of the strip frame is provided with a first scale corresponding to the positioning mechanism, and the side wall of the ruler body is provided with a circle diameter measuring Mechanism, the lower end of the ruler body is provided with a depth measuring mechanism. The utility model can realize the rapid measurement of whether the symmetrical parts are symmetrical in the mechanical design, and can carry out ring diameter measurement and depth measurement, and realizes various measurement functions and is more convenient to use.

Description

A multifunctional measuring device for mechanical design

technical field

The utility model relates to the technical field of mechanical design, in particular to a multifunctional measuring device for mechanical design.

Background technique

Mechanical design is an important part of mechanical engineering, the first step in mechanical production, and the most important factor determining mechanical performance. Its goal is to design the best machinery under various limited conditions, that is, to make an optimal design , at present, the existing measuring devices used in mechanical design generally have a single function, and multiple devices are required for use, which is not convenient enough to use, and the measurement accuracy is not high. Therefore, it is now necessary to design a multi-functional measuring device for mechanical design. measuring device.

Utility model content

According to the technical problem raised above, a multifunctional measuring device for mechanical design is provided. The utility model can realize the combination of various measurement functions, and is more convenient to use. The technical means adopted in the utility model are as follows:

A multifunctional measuring device for mechanical design, comprising a ruler body and a symmetrical component measuring mechanism arranged on the ruler body, the symmetrical component measuring mechanism includes a bar frame, a double-ended screw, a rotating rod and a positioning mechanism, the bar frame Horizontally arranged on the upper end of the ruler body, both ends of the double-ended screw are rotatably connected to the inner wall of the bar frame, and the rotating rod is connected to one end of the double-ended screw after passing through the side wall of the bar frame. The strip frame is provided with a first scale with a preset interval, and the positioning mechanism includes an intermediate positioning mechanism, a left positioning mechanism and a right positioning mechanism arranged symmetrically with the intermediate positioning mechanism as an axis, and the intermediate positioning mechanism is fixed on the strip On the shaped frame, the left positioning mechanism and the right positioning mechanism are connected on the double-ended screw rod, and the middle part of the double-ended screw rod is used as the axis, and the thread directions on both sides are opposite.

Further, the left positioning mechanism and the right positioning mechanism both include: a movable block, a threaded sleeve and a spring, the movable block is sleeved on the double-ended screw, the threaded sleeve is threadedly connected to the double-ended screw, and the spring One end is connected with the movable block, and the other end is connected with the threaded sleeve. The threaded sleeve is located on the side close to the side of the bar frame. A bar-shaped groove is provided at the top of the bar frame, and a side part connected to the movable block is arranged in the groove. As for the positioning rod, the lower end of the movable block is provided with a scale pointer.

Further, a threaded barrel is fixedly connected to the movable block, the outer diameter of the threaded barrel matches the bar-shaped groove opened, and the side positioning rod is threadedly connected to the threaded barrel.

Further, the ruler body is also provided with a circle diameter measuring mechanism, and the circle diameter measurement mechanism includes a vernier sleeve slidingly sleeved on the ruler body, and the side wall near the lower end of the ruler body is provided with an inner measuring claw and an outer measuring claw. There are two measuring claws, the inner measuring claw and the outer measuring claw are two, one of which is fixed on the ruler body, and the other is connected to the vernier gear sleeve, and the side wall of the ruler body is provided with a third scale with a preset interval .

Further, the ruler body is also provided with a depth measurement mechanism, and the depth measurement mechanism includes two probing rods arranged in parallel and slidably inserted at the lower end of the ruler body, and the two probing rods are slidably sleeved with a moving abutment plate , The side wall of the ruler body is provided with a first bolt for fixing the penetrating rod, the second bolt is provided on the moving plate, and the penetrating rod is provided with a second scale.

Further, the ruler body is also provided with a tension measuring mechanism, and the tension measurement mechanism includes a tensioner, and the hook end of the tensioner extends out of the lower end of the ruler body.

The utility model has the following advantages:

1. By setting the positioning mechanism, double-headed screw, and rotating rod, when it is necessary to measure some symmetrically designed parts, the middle positioning rod is placed on the symmetrical center or symmetrical center line of the symmetrical part, and the rotating rod is rotated to drive the double-ended screw to rotate. The threaded sleeve can be moved inside the bar frame, and then the spring can drive the movable block to move, which can drive the side positioning rod to move, and the side positioning rod can be used to resist the two sides of the symmetrical part, and the movable block can be moved on the corresponding bar frame. The first scale measures whether the symmetrical parts are symmetrical, which can quickly detect whether the parts in the mechanical design are symmetrical.

2. By setting the ring diameter measuring mechanism, the outer diameter of the component can be measured through the outer measuring claw, and the inner diameter of the component can be measured through the inner measuring claw.

3. By setting up the depth measurement mechanism, pull out the probe rod, and lock and fix the probe rod through the first bolt, extend the probe rod into the component that needs to measure the depth, and make the moving abutment plate against the upper edge of the component position, when the penetrating rod touches the bottom of the part, tighten the second bolt to fix the moving plate on the penetrating rod, and refer to the second scale on the penetrating rod to get the depth of the part.

4. By integrating the multifunctional measuring device of symmetrical component measuring mechanism, ring diameter measuring mechanism, depth measuring mechanism and tension measuring device, it is convenient for real-time measurement of various data during mechanical design, and realizes multiple measurement functions more conveniently.

Based on the above reasons, the utility model can be widely promoted in the technical field of mechanical design.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the accompanying drawings that need to be used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the accompanying drawings in the following description The drawings are some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings on the premise of not paying creative labor.

Fig. 1 is a structural schematic diagram of a multifunctional measuring device for mechanical design of the present invention.

In the figure: 1 ruler body, 2 first scale, 3 strip frame, 4 threaded cylinder, 5 side positioning rod, 6 strip groove, 7 middle positioning rod, 8 movable block, 9 spring, 10 thread sleeve, 11 rotation Rod, 12 Double-ended screw, 13 Tensioner, 14 Vernier sleeve, 15 Inner measuring claw, 16 First bolt, 17 Second bolt, 18 Moving abutment plate, 19 Second scale, 20 Probing rod, 21 Outer measuring claw, 22 Third scale.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the utility model more clear, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the utility model. Obviously, the described The embodiments are some embodiments of the present utility model, but not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

In describing the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation , are constructed and operated in a specific orientation and therefore cannot be construed as limiting the invention.

As shown in Figure 1, this embodiment discloses a multifunctional measuring device for mechanical design, including a ruler body 1 and a symmetrical component measuring mechanism arranged on the ruler body 1, and the symmetrical component measuring mechanism includes a strip frame 3, Double-ended screw rod 12, rotating rod 11 and positioning mechanism, described strip frame 3 is horizontally arranged on the upper end of ruler body 1, and the two ends of described double-ended screw rod 12 are all rotatably connected on the inner sidewall of strip-shaped frame 3, so The rotating rod 11 passes through the side wall of the strip frame 3 and is connected to one end of the double-ended screw rod 12. The strip frame 3 is provided with a first scale 2 at a preset distance, and the positioning mechanism includes an intermediate positioning mechanism. With the left positioning mechanism and the right positioning mechanism arranged symmetrically with the middle positioning mechanism, the middle positioning mechanism is fixed on the strip frame 3, and the left positioning mechanism and the right positioning mechanism are connected on the double-ended screw rod 12. The double-ended screw rod 12 takes the middle part as an axis, and the directions of threads on both sides are opposite.

The middle positioning mechanism is specifically the middle positioning rod 7, and the left positioning mechanism and the right positioning mechanism all include: a movable block 8, a threaded sleeve 10 and a spring 9, and the movable block 8 is sleeved on the double-ended screw rod 12 and can be Sliding along it, the threaded sleeve 10 is threaded on the double-ended screw rod 12, one end of the spring 9 is connected to the movable block 8, and the other end is connected to the threaded sleeve 10, and the threaded sleeve 10 is located near the side of the bar frame 3 On one side of the strip frame 3, a strip groove 6 is provided at the top of the strip frame 3, and a side positioning rod 5 connected to the movable block 8 is provided in the groove. The lower end of the movable block 8 is provided with a scale pointer, and the side positioning rod 5 on the same line as the pointer. The setting of the spring 9 can press against the movable block 8, so that the side positioning rod 5 can contact the side wall of the symmetrical part to be measured.

In order to reduce the volume occupied by the device and make it easy to carry, as a preferred embodiment, the movable block 8 is fixedly connected with a threaded cylinder 4, and the outer diameter of the threaded cylinder 4 matches the bar-shaped groove 6 provided, and the side positioning rod 5 is threadedly connected on the threaded barrel 4, and the side positioning rod 5 can be disassembled when not in use.

As a preferred embodiment, the ruler body 1 is also provided with a circle diameter measuring mechanism, and the circle diameter measurement mechanism includes a vernier ruler sleeve 14 slidingly sleeved on the ruler body 1, and the side of the ruler body 1 near the lower end The wall is provided with an inner measuring claw 15 and an outer measuring claw 21, the inner measuring claw 15 and the outer measuring claw 21 are two, one of which is fixed on the ruler body 1, and the other is connected on the vernier gear sleeve, the described A third scale 22 with preset intervals is provided on the side wall of the ruler body 1 .

As a preferred embodiment, the ruler body 1 is also provided with a tension measuring mechanism, the tension measuring mechanism includes a tensioner 13, the hook end of the tensioner 13 extends out of the lower end of the ruler body 1, and some parts can be measured through the tensioner 13 For the strength of the connection, an ordinary tension machine or a digital tension gauge can be selected according to the actual working conditions.

As a preferred embodiment, the blade body 1 is also provided with a depth measurement mechanism, and the depth measurement mechanism includes two probing rods 20 arranged in parallel and slidably inserted in the lower end of the blade body 1 , and the two probing rods 20 The upper slide is sleeved with a movable abutment plate 18, and the side wall of the ruler body 1 is provided with a first bolt 16 for fixing the penetrating rod 20, and the second bolt 17 is provided on the said movable abutment plate 18, and the probe body 1 is provided with a second bolt 17. The entry rod 20 is provided with a second scale 19, and the central part of the moving plate 18 can also be provided with a long hole matching the tension gauge hook, so as to facilitate the displacement of the tension gauge hook.

When the utility model is in use, when some symmetrically designed parts need to be measured, the middle positioning rod 7 is placed on the symmetrical center or the symmetrical center line of the symmetrical parts, and the rotating rod 11 is rotated to drive the double-ended screw rod 12 to rotate, so that the threaded sleeve 10 can be placed on the symmetrical center line. The inner side of the strip frame 3 moves, and then the spring 9 drives the movable block 8 to move, which can drive the side positioning rod 5 to move, and the side positioning rod 5 is pressed against both sides of the symmetrical part, and the movable block 8 can correspond to the strip frame 3 The first scale 2 on the upper surface can measure whether the symmetrical parts are symmetrical, which can quickly detect whether the parts in the mechanical design are symmetrical. If the positions of the movable blocks 8 on both sides corresponding to the first scale 2 are the same, it is symmetrical, otherwise it is asymmetrical. By setting the ring The diameter measurement mechanism can measure the outer diameter of the component through the contact of the outer measuring claw 21 with the outer wall of the component, and measure the inner diameter of the component through the contact of the inner measuring claw 15 with the inner wall of the component, and refer to the third scale 22 for reading through the vernier cover 14. This part of the structure Similar to the vernier caliper in the prior art, the specific specifications of the claws can be set according to the actual situation and the scale degree part can be replaced by a caliper with a watch or a digital caliper.

By setting up the depth measurement mechanism, pull out the probe rod 20, and lock and fix the probe rod 20 through the first bolt 16, extend the probe rod 20 into the parts that need to measure the depth, and make the moving abutment plate 18 against The position along the upper edge of the component, when the penetrating rod 20 touches the bottom of the part, tighten the second bolt 17 to fix the position of the moving abutment plate 18 on the penetrating rod 20, refer to the second scale 19 on the penetrating rod 20 to get the part depth.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present utility model, and are not intended to limit it; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand : It is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements to some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions depart from the various embodiments of the present invention Scope of technical solutions.

Claims (6)

1. A multifunctional measuring device for mechanical design is characterized in that it comprises a ruler body and a symmetrical part measuring mechanism arranged on the ruler body, and said symmetrical part measuring mechanism comprises a strip frame, a double-ended screw rod, a rotating rod and a positioning mechanism , the bar frame is horizontally arranged on the upper end of the ruler body, both ends of the double-ended screw are connected to the inner side wall of the bar frame, and the rotating rod passes through the side wall of the bar frame and is connected to the double One end of the head screw, the strip frame is provided with a first scale with a preset interval, and the positioning mechanism includes a middle positioning mechanism and a left positioning mechanism and a right positioning mechanism arranged symmetrically with the middle positioning mechanism as an axis. The middle positioning mechanism is fixed on the strip frame, and the left positioning mechanism and the right positioning mechanism are connected on the double-ended screw rod, and the middle part of the double-ended screw rod is used as the axis, and the directions of threads on both sides are opposite. 2. The multifunctional measuring device for mechanical design according to claim 1, characterized in that, the left positioning mechanism and the right positioning mechanism all include: a movable block, a threaded sleeve and a spring, and the movable block is sleeved on the double head On the screw rod, the threaded sleeve is threadedly connected on the double-ended screw rod, one end of the spring is connected with the movable block, and the other end is connected with the threaded sleeve, and the threaded sleeve is located on the side near the side of the bar frame. A bar-shaped groove is provided at the top of the frame, and a side positioning rod connected to the movable block is arranged in the groove, and a scale pointer is arranged at the lower end of the movable block. 3. The multifunctional measuring device for mechanical design according to claim 2, characterized in that, the movable block is fixedly connected with a threaded cylinder, the outer diameter of the threaded cylinder matches the strip groove provided, and the side positioning The rod is threaded on the threaded barrel. 4. The multifunctional measuring device for mechanical design according to claim 1, characterized in that, the ruler body is also provided with a circle diameter measuring mechanism, and the circle diameter measurement mechanism comprises a vernier ruler sleeve slidingly sleeved on the ruler body , the side wall near the lower end of the ruler body is provided with an inner measuring claw and an outer measuring claw, and both the inner measuring claw and the outer measuring claw are two, one of which is fixed on the ruler body, and the other is connected to the vernier gear sleeve , the side wall of the ruler body is provided with a third scale with preset intervals. 5. The multifunctional measuring device for mechanical design according to claim 1, characterized in that, the ruler body is also provided with a tension measuring mechanism, the tension measuring mechanism comprises a puller, and the hook end of the puller extends out of the ruler body the lower end. 6. The multifunctional measuring device for mechanical design according to any one of claims 1 to 5, wherein a depth measuring mechanism is also provided on the ruler body, and the depth measuring mechanism includes two sliding inserts arranged in parallel. The probing rod at the lower end of the ruler body, the two probing rods are slidably sleeved with a movable abutment plate, the side wall of the ruler body is provided with a first bolt for fixing the probing rod, and the movable abutment plate A second bolt is provided, and a second scale is provided on the penetrating rod.