CN218211071U - Tolerance measuring device for end cover circular hole - Google Patents

Abstract

The utility model discloses an end cover round hole tolerance measuring device, including the base, examine test table and interior grip block, the equal fixedly connected with support frame in both sides on base top, the top fixedly connected with of support frame examines test table, and the top of slide rail is provided with interior grip block, and the top of interior grip block is provided with limit structure. The utility model discloses a be provided with centre gripping measurement structure, because the inside of stopper is seted up the internal thread groove and is made the two-way threaded rod run through the internal thread groove and be threaded connection, again because the screw thread opposite direction that establishes in the two-way threaded rod outside, along with two sets of stoppers of rotation of two-way threaded rod will be gradually to opposite reverse direction and make interior clamping plate extrude the centre gripping to the motor end cover round hole gradually under the slider effect, can be comparatively direct through looking over the scale bar look over round hole diameter size, and judge whether this end cover round hole error is in error band according to actual specification, realized the fixed measurement of centre gripping to different specification end covers.

Description

End cover round hole tolerance measuring device

Technical Field

The utility model relates to the technical field of electric machine, in particular to end cover round hole tolerance measuring device.

Background

The motor is used as common transmission equipment, and a corresponding end cover is often arranged at a motor transmission end for keeping the stability of the motor, so that the requirement on the aperture of the circular hole of the end cover is strict, and the aperture of the circular hole of the end cover is often required to be accurately measured by using a special measuring device when the end cover is produced for avoiding the error of the circular hole of the end cover from exceeding the tolerance range;

common end cover round hole tolerance measuring device uses special measuring tool such as micrometer more to measure, and because the production of motor end cover is great, special measuring tool's such as micrometer measuring efficiency is lower relatively, consequently can use one to one installation measurement of corresponding mould to big measuring device's measurement in batches among the industrial production, current mould measurement is comparatively stable still scurries some problems:

1. common end cover round hole tolerance measuring device is when using because its size of end cover of different models is different, often need change corresponding mould comparatively inconvenient when measuring.

2. Common end cover round hole tolerance measuring device need use the measurement scale to go into to look over very error in the tolerance range when measuring, need spend the certain time to learn to new hand operation.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims at providing an end cover round hole tolerance measuring device for solve the comparatively inconvenient defect of current common end cover round hole tolerance measuring device to the end cover measurement of different models.

(II) contents of the utility model

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides an end cover round hole tolerance measuring device, includes the base, examines test table and interior grip block, the equal fixedly connected with support frame in both sides on base top, the top fixedly connected with of support frame examines test table, the both sides of examining test table bottom are rotated and are connected with the centre gripping and measure the structure, the centre gripping is measured the structure and is included two-way threaded rod, scale strip, internal thread groove and slider, two-way threaded rod rotates to be connected in the both sides of examining the test table bottom, the top sliding connection of base has the warning structure, the inside both sides of examining test table all are provided with the slide rail, the top of slide rail is provided with interior grip block, the below of slide rail is provided with the stopper, the top of interior grip block is provided with limit structure.

Preferably, the limiting structure comprises a slot, a spring, an inserted rod and a limiting plate, and the slot is arranged at the top end inside the inner clamping plate.

Preferably, the bottom fixedly connected with spring inside the slot, the top fixedly connected with inserted bar of spring, the top fixedly connected with limiting plate of inserted bar.

Preferably, be sliding construction between slot and the inserted bar is inside, be elastic connection between spring and the inserted bar is inside to this makes the limiting plate extrude spacingly to the end cover top.

Preferably, the both ends of slide rail all are provided with the scale strip, the inside of stopper is provided with the internal thread groove, the bottom fixedly connected with slider of interior grip block.

Preferably, be threaded connection structure between two-way threaded rod and the internal thread inslot portion, be sliding construction between slider and the slide rail is inside to this makes interior clamping plate can carry out the centre gripping to the end cover of different specification round holes.

Preferably, the warning structure comprises a first supporting plate, an electrode plate, a warning lamp, a push block, a fastening screw, a second supporting plate and a battery, the first supporting plate is fixedly connected to the bottom end of the limiting block, and one side of the first supporting plate is fixedly connected with the electrode plate.

Preferably, the warning light is all installed at the both ends of examining test table top, the equal sliding connection in both sides at base top has the ejector pad, the inside threaded connection of ejector pad has fastening screw, one side fixedly connected with second backup pad at ejector pad top, the battery is installed to the intermediate position department on base top.

Preferably, the electrode plates are linearly connected with the interior of the battery, and the pushing block and the interior of the base are in a sliding structure, so that the pushing block can adjust the distance according to the actual parameters of the end cover.

(III) advantageous effects

The utility model provides a pair of end cover round hole tolerance measuring device, its advantage lies in: by arranging the clamping measurement structure, because the inner thread grooves are formed in the limiting blocks and the bidirectional threaded rod penetrates through the inner thread grooves to be in threaded connection, and because the directions of threads arranged on the outer sides of the bidirectional threaded rod are opposite, the two groups of limiting blocks gradually move in opposite directions along with the rotation of the bidirectional threaded rod and gradually extrude and clamp the inner clamping plate to the circular hole of the motor end cover under the action of the sliding block, the diameter of the circular hole can be directly checked by checking the scale strips, whether the error of the circular hole of the end cover is within an error range is judged according to actual specifications, and the clamping and fixing measurement of end covers with different specifications is realized;

the end cover is arranged on the inner clamping plate, the inner clamping plate is provided with the slot, the spring is elastically connected with the inserted rod in the slot, the end cover is placed on the outer side of the inner clamping plate when being installed, the top of the end cover is extruded by the limiting plate under the pulling of the elastic force of the spring, and the end cover is extruded by the limiting plate after being placed, so that the end cover can be stably placed, and the end cover is limited;

through being provided with the warning structure, according to the sliding construction adjustment ejector pad of end cover round hole actual parameter through ejector pad and base between the interval, but do not contact between grip block and the round hole in the warning light shines when the round hole diameter is greater than the tolerance, but the warning light is hugged closely but for shining with the round hole when the round hole diameter is less than the tolerance in the grip block to this can make novice operating personnel comparatively audio-visual judgement round hole up to standard, has realized improving the device display effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic side view of the cross-sectional structure of the present invention;

fig. 4 is a schematic side view of the limiting structure of the present invention;

fig. 5 is a schematic diagram of a three-dimensional local structure of the limiting structure of the present invention;

fig. 6 is an enlarged partial cross-sectional view of the utility model at a in fig. 3;

fig. 7 is a schematic diagram of the unfolding structure of the warning structure of the present invention.

In the figure: 1. a base; 2. a support frame; 3. a detection table; 4. a slide rail; 5. an inner clamping plate; 6. a limiting structure; 601. inserting slots; 602. a spring; 603. a rod is inserted; 604. a limiting plate; 7. a limiting block; 8. clamping the measuring structure; 801. a bidirectional threaded rod; 802. a scale bar; 803. an internal thread groove; 804. a slider; 9. a warning structure; 901. a first support plate; 902. an electrode sheet; 903. a warning light; 904. a push block; 905. fastening a screw rod; 906. a second support plate; 907. a battery.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example one

Please refer to fig. 1-7, the utility model provides a pair of end cover round hole tolerance measuring device, the on-line screen storage device comprises a base 1, examine test table 3 and interior grip block 5, the equal fixedly connected with support frame 2 in both sides on 1 top of base, the top fixedly connected with of support frame 2 examines test table 3, the inside both sides of examining test table 3 all are provided with slide rail 4, slide rail 4's top is provided with interior grip block 5, slide rail 4's below is provided with stopper 7, the both sides of examining test table 3 bottom are rotated and are connected with centre gripping measurement structure 8, centre gripping measurement structure 8 includes two-way threaded rod 801, scale strip 802, internal thread groove 803 and slider 804, two-way threaded rod 801 rotates to be connected in the both sides of examining test table 3 bottom, the both ends of slide rail 4 all are provided with scale strip 802, the inside of stopper 7 is provided with internal thread groove 803, the bottom fixedly connected with slider 804 of interior grip block 5, be the threaded connection structure between two-way threaded rod 801 and the internal thread groove 803 inside, slider 804 is sliding construction between slider 4 inside.

The working principle of the end cover round hole tolerance measuring device based on embodiment 1 is that when the device is used, a motor end cover is placed at the top end of a detection table 3, and an inner clamping plate 5 penetrates through a round hole in the motor end cover, because the sizes of the round holes of the motor end covers with different specifications and the sizes of the end covers are different, an inner thread groove 803 is formed in a limiting block 7, a two-way threaded rod 801 penetrates through the inner thread groove 803 to be in threaded connection, and because the directions of threads arranged on the outer sides of the two-way threaded rod 801 are opposite, the two groups of limiting blocks 7 gradually move in opposite directions along with the rotation of the two-way threaded rod 801, and the inner clamping plate 5 is gradually extruded and clamped towards the round hole of the motor end cover under the action of a sliding block 804, so that the end cover is kept stable under the clamping of the inner clamping plate 5, at the moment, the clamping of the inner clamping plate 5 is tightly attached to the round hole of the end cover, the diameter of the round hole can be directly checked by checking scale strips 802, and whether the error of the end cover round hole is within an error range is judged according to actual specification.

Example two

This embodiment still includes: the top of interior grip block 5 is provided with limit structure 6, and limit structure 6 includes slot 601, spring 602, inserted bar 603 and limiting plate 604, and slot 601 sets up in the inside top of interior grip block 5, the inside bottom fixedly connected with spring 602 of slot 601, the top fixedly connected with inserted bar 603 of spring 602, the top fixedly connected with limiting plate 604 of inserted bar 603, be sliding structure between slot 601 and the inside of inserted bar 603, be elastic connection between spring 602 and the inside of inserted bar 603.

In this embodiment, when the inside round hole of this end cover is held fixedly and is measured by interior grip block 5, lead to measuring error great for avoiding the end cover to be crooked, consequently, slot 601 is seted up and the inserted bar 603 that makes the inside of spring 602 elastic connection slot 601 is in the inside of interior grip block 5, place it when installing the end cover behind the outside of interior grip block 5 spacing board 604 pull down the end cover top and extrude at the elasticity of spring 602, make the end cover extrude by limiting plate 604 after placing, so that the end cover can steadily be placed, avoid the end cover to appear crooked leading to measuring result to appear great error.

EXAMPLE III

This embodiment still includes: base 1's top sliding connection has warning structure 9, warning structure 9 includes first backup pad 901, electrode slice 902, warning light 903, ejector pad 904, fastening screw 905, second backup pad 906 and battery 907, first backup pad 901 fixed connection is in the bottom of stopper 7, one side fixedly connected with electrode slice 902 of first backup pad 901, it all installs warning light 903 to examine the both ends at 3 tops of platform, the equal sliding connection in both sides at base 1 top has ejector pad 904, the internal thread of ejector pad 904 is connected with fastening screw 905, one side fixedly connected with second backup pad 906 at ejector pad 904 top, battery 907 is installed to the intermediate position department on base 1 top, be linear connection between electrode slice 902 and the battery 907 inside, be sliding structure between ejector pad 904 and the base 1 inside.

In this embodiment, in order to make the novice operation easier to operate when the device is measuring, therefore, the bottom end of the limiting block 7 is fixedly connected with the first supporting plate 901, the electrode plate 902 is fixed at the bottom end of one side of the first supporting plate 901, the electrode plate 902 is also fixed at the top end of one side of the second supporting plate 906, and the electrode plates 902 are located on the same horizontal plane, the distance between the pushing block 904 is adjusted through the sliding structure of the pushing block 904 and the base 1 according to the actual parameters of the circular hole of the end cover, so that the distance is the same as the minimum tolerance distance of the circular hole of the end cover, the fastening screw 905 is screwed up to fix the pushing block 904, when the bidirectional threaded rod 801 rotates, the limiting block 7 drives the first supporting plate 901 to move, when the outer side of the inner clamping plate 5 is tightly attached to the inner wall of the circular hole of the end cover, the electrode plates 901 are in contact with the pushing block 904, at this time, the warning lamp 903 is powered on, when the diameter of the battery 907 is greater than the circular hole, the inner clamping plate 5 is not in contact with the circular hole, but the warning lamp 903 is powered on, when the diameter is smaller than the circular hole, the diameter, the warning lamp 903 is powered on, so that the warning person can judge whether the person can reach the standard visually.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (9)

1. The utility model provides an end cover round hole tolerance measuring device, includes base (1), detects platform (3) and interior clamping plate (5), its characterized in that: the two sides of the top end of the base (1) are fixedly connected with supporting frames (2), the top end of each supporting frame (2) is fixedly connected with a detection table (3), two sides of the bottom of each detection table (3) are rotatably connected with clamping measurement structures (8), each clamping measurement structure (8) comprises a bidirectional threaded rod (801), a scale strip (802), an internal thread groove (803) and a sliding block (804), each bidirectional threaded rod (801) is rotatably connected to two sides of the bottom end of each detection table (3), and the top of the base (1) is slidably connected with a warning structure (9);

sliding rails (4) are arranged on two sides of the interior of the detection table (3), an inner clamping plate (5) is arranged above the sliding rails (4), and a limiting block (7) is arranged below the sliding rails (4);

and the top of the inner clamping plate (5) is provided with a limiting structure (6).

2. An end cap bore tolerance measuring device according to claim 1, wherein: limiting structure (6) include slot (601), spring (602), inserted bar (603) and limiting plate (604), slot (601) set up in the inside top of interior grip block (5).

3. An end cap circular hole tolerance measuring device according to claim 2, wherein: the bottom fixedly connected with spring (602) of slot (601) inside, the top fixedly connected with inserted bar (603) of spring (602), the top fixedly connected with limiting plate (604) of inserted bar (603).

4. An end cap bore tolerance measuring device according to claim 2, wherein: the sliding structure is formed between the slot (601) and the inside of the inserted rod (603), and the spring (602) is elastically connected with the inside of the inserted rod (603).

5. An end cap circular hole tolerance measuring device according to claim 1, wherein: the utility model discloses a clamping device, including slide rail (4), stopper (7), the inside of stopper (7) is provided with interior thread groove (803), the bottom fixedly connected with slider (804) of interior grip block (5).

6. An end cap bore tolerance measuring device according to claim 5, wherein: the bidirectional threaded rod (801) and the inner part of the inner thread groove (803) are in a threaded connection structure, and the sliding block (804) and the sliding rail (4) are in a sliding structure.

7. An end cap bore tolerance measuring device according to claim 1, wherein: the warning structure (9) comprises a first supporting plate (901), an electrode plate (902), a warning lamp (903), a push block (904), a fastening screw (905), a second supporting plate (906) and a battery (907), the first supporting plate (901) is fixedly connected to the bottom end of the limiting block (7), and the electrode plate (902) is fixedly connected to one side of the first supporting plate (901).

8. An end cap bore tolerance measuring device according to claim 1, wherein: it all installs warning light (903) to detect the both ends at platform (3) top, the equal sliding connection in both sides at base (1) top has ejector pad (904), the internal thread of ejector pad (904) is connected with fastening screw (905), one side fixedly connected with second backup pad (906) at ejector pad (904) top, battery (907) are installed to the intermediate position department on base (1) top.

9. An end cap circular hole tolerance measuring device according to claim 7, wherein: the electrode plate (902) is linearly connected with the inside of the battery (907), and the push block (904) and the inside of the base (1) are in a sliding structure.

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