CN214842900U

CN214842900U - Height difference measuring device

Info

Publication number: CN214842900U
Application number: CN202121520357.4U
Authority: CN
Inventors: 李海涛; 王晓博; 王仲启
Original assignee: Shanghai Municipal Highway Engineering Testing Co ltd
Current assignee: Shanghai Municipal Highway Engineering Testing Co ltd
Priority date: 2021-07-05
Filing date: 2021-07-05
Publication date: 2021-11-23
Anticipated expiration: 2031-07-05

Abstract

The utility model discloses a height difference measuring device, which belongs to the technical field of measuring devices and comprises a base, a top plate, a supporting column, a pair of supporting seats, a connecting plate between the pair of supporting seats, a first sliding mechanism fixedly arranged on one side of the connecting plate, an L-shaped sliding plate, a measuring component and a clamping piece, wherein by starting a second air cylinder, the output end of the second air cylinder drives the L-shaped sliding plate to slide on a pair of first sliding rails through a fixed block, so as to carry out position adjustment, so that a guide rod is abutted against a lower horizontal plane, the length of the guide rod represents the height of a qualified workpiece, a measuring rod is abutted against the workpiece to be measured, after the L-shaped sliding plate transmits upward force through the lower part, the force is transmitted to a dial indicator through displacement on the second sliding rail, so as to obtain a measuring result, because the quantity of the arranged limiting grooves, the second sliding rails and the dial indicators is equal, and can increase and decrease side by side to can carry out multiunit measurement, save time raises the efficiency.

Description

Height difference measuring device

Technical Field

The utility model relates to a measuring device technical field, more specifically say, relate to a poor measuring device of height.

Background

In the manufacturing process of some products, the factory height of the products sometimes needs to be measured to detect whether the product reaches the qualified standard, but the efficiency of the prior art is far lower than the required detection amount because the prior art usually adopts a single workpiece to be manually held for measurement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a poor measuring device of height aims at adopting artifical handheld independent work piece to measure among the solution prior art effectively, and its efficiency is less than the problem of the quantity that needs detect far away.

In order to solve the above problem, the utility model adopts the following technical scheme:

a height difference measuring device comprises a base, a top plate and a supporting column which connects the base and the top plate together, wherein a pair of supporting seats are installed on the base, a connecting plate is fixedly installed between the pair of supporting seats through bolts, a first sliding mechanism is fixedly installed on one side of the connecting plate, an L-shaped sliding plate is slidably connected onto the first sliding mechanism, a measuring assembly is slidably connected onto the L-shaped sliding plate through a second sliding mechanism and comprises an L-shaped driving plate fixed onto a second sliding block and a horizontal plate installed on the upper end face of the L-shaped sliding plate, a measuring rod is fixedly installed on the lower surface of the horizontal section of the L-shaped driving plate, a dial indicator is equidistantly installed on the horizontal plate, the measuring end of the dial indicator is connected with the upper end face of the vertical section of the L-shaped driving plate, and a clamping piece is fixedly installed on the base below the testing end of the measuring assembly through bolts, each support seat comprises a circular fixed seat, a first air cylinder is installed in the circular fixed seat through a bolt, a U-shaped connecting block is installed at the movable end of the first air cylinder, two ends of the connecting plate are respectively located in the U-shaped connecting blocks and fixed through the bolt, the first sliding mechanism comprises a pair of first sliding rails located on the connecting plate and a second air cylinder fixedly installed in the top plate, first sliding blocks are connected to the pair of first sliding rails in a sliding mode, a fixed block is installed at the movable end of the second air cylinder, one side of the L-shaped sliding plate is respectively installed with the pair of first sliding blocks and the fixed block through the bolt, the output end of the second air cylinder drives the L-shaped sliding plate to slide on the pair of first sliding rails through the fixed block by independently starting the second air cylinder, so that position adjustment is carried out, the guide rod is abutted against the horizontal plane below, and the length of the guide rod is telescopically fixed according to actual needs, the length of guide bar represents the height of qualified work piece, behind guide bar and the horizontal plane of below mutually, the measuring staff offsets with the work piece of awaiting measuring, L type sliding plate passes through behind the ascending power of below transmission, transmits power to amesdial department through the displacement on the second slide rail to reach the measuring result, because quantity between the spacing groove that sets up, second slide rail and the amesdial equals, and can increase and decrease side by side, thereby can carry out the multiunit and measure, save time, raise the efficiency.

As an optimization of the present invention, the second sliding mechanism includes a plurality of second sliding rails installed on one side of the L-shaped sliding plate away from the first slider, each of which is slidably connected to the second sliding rail.

As an optimization, the holder is including being located the board of placing on the base, it has the multiunit spacing groove to place to open on the board, is located to be provided with a pair of rotation axis on the board of placing of spacing groove both sides, and is a pair of rotate on the rotation axis and be connected with a pair of first arm lock, and it is a pair of first arm lock's both ends all are connected with a pair of second arm lock through the round pin hub rotation, place one side of board and install the axle bed, the axle bed internal rotation is connected with the screw rod, the one end of screw rod offsets with the second arm lock of adjacent one side, the knob is installed to the other end of screw rod.

Compared with the prior art, the utility model has the advantages of:

(1) through the independent start-up second cylinder in the present case, the output of second cylinder passes through the fixed block and drives L type sliding plate and slide on a pair of first slide rail, thereby carry out position control, make the guide arm offset with below horizontal plane, the guide arm length of setting is scalable fixed according to actual need, the length of guide arm represents the height of qualified work piece, after guide arm and the horizontal plane of below are mutually, the measuring staff offsets with the work piece of measuring volume, L type sliding plate passes through behind the ascending power of below transmission, will transmit power to amesdial department through the displacement on the second slide rail, thereby reach the measuring result, because the spacing groove that sets up, the second slide rail, and the quantity of amesdial equals, and can increase and decrease side by side, thereby can carry out the multiunit and measure, the time saving, the efficiency is improved.

(2) Through placing the work piece in the spacing inslot in the present case, through rotating the knob, drive the screw rod and impel the second arm lock of one side forward, because constitute parallelogram mechanism between a pair of first arm lock and the second arm lock, because the angular velocity between a pair of first arm lock remains the same throughout to make a pair of second arm lock parallel movement all the time, thereby press from both sides tight work piece, play the fixed action.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic view of the matching and connecting structure of the first sliding mechanism and the second sliding mechanism of the present invention;

fig. 3 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 4 is a schematic view of the structure of the clamping member of the present invention.

The reference numbers in the figures illustrate:

1. a base; 2. a top plate; 3. a support pillar; 4. a supporting seat; 401. a circular fixing seat; 402. a first cylinder; 403. a U-shaped connecting block; 5. a connecting plate; 6. a first sliding mechanism; 601. a first slide rail; 602. a second cylinder; 603. a first slider; 604. a fixed block; 7. an L-shaped sliding plate; 8. a second sliding mechanism; 801. a second slide rail; 802. a second slider; 9. a measurement assembly; 901. an L-shaped drive plate; 902. a horizontal plate; 903. a measuring rod; 904. a dial indicator; 10. a clamping member; 1001. placing the plate; 1002. a limiting groove; 1003. a first clamp arm; 1004. a second clamp arm; 1005. a shaft seat; 1006. a screw; 1007. a knob; 1008. a rotating shaft.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

Example (b):

referring to fig. 1-2, a height difference measuring device comprises a base 1, a top plate 2 and four support columns 3 connecting the base 1 and the top plate 2 together, the number of the support columns 3 is four, the four support columns are respectively fixed at four corners of the upper surface of the base 1 to play a supporting role, a pair of support seats 4 are installed on the base 1, a connecting plate 5 is fixedly installed between the pair of support seats 4 through bolts, the connecting plate 5 is driven by the pair of support seats 4 to do vertical linear motion, so as to adjust the distance between a measuring component 9 and an object to be measured in a large range, thereby satisfying the requirements of measuring different workpieces, enhancing the practicability, a first sliding mechanism 6 is fixedly installed at one side of the connecting plate 5, an L-shaped sliding plate 7 is connected on the first sliding mechanism 6 in a sliding manner, the distance between the measuring component 9 and the object to be measured can be adjusted in a small range through the sliding of the L-shaped sliding plate 7, therefore, the accuracy of the detection result is improved, the L-shaped sliding plate 7 is connected with the measuring component 9 in a sliding mode through the second sliding mechanism 8, and in order to keep the object to be measured in a stable state during measurement, the clamping piece 10 is fixedly installed on the base 1 below the testing end of the measuring component 9 through bolts.

Specifically, refer to fig. 1, each supporting seat 4 includes circular fixing base 401, install first cylinder 402 through the bolt in the circular fixing base 401, install U type connecting block 403 on the activity end of first cylinder 402, U type connecting block 403 one side of setting is U type opening form, it has the circular through-hole with first cylinder 402 activity end looks adaptation to open on the opposite side, one side that is located circular through-hole is opened has the regulation opening, and install fastening bolt in the regulation opening, install first cylinder 402 activity end to circular through-hole in, and it is fixed through screwing up fastening bolt, the dismantlement in the later stage of being convenient for, the both ends of connecting plate 5 are located U type connecting block 403 respectively and pass through the bolt fastening.

Specifically, referring to fig. 2, the first sliding mechanism 6 includes a pair of first sliding rails 601 located on the connecting plate 5, and a second cylinder 602 fixedly installed in the top plate 2, an installation seat for fixing the second cylinder 602 is opened at the center of the top plate 2, the pair of first sliding rails 601 are both slidably connected with a first sliding block 603, a fixed block 604 is installed at a movable end of the second cylinder 602, one side of the L-shaped sliding plate 7 is respectively installed together with the pair of first sliding blocks 603 and the fixed block 604 through a bolt, and by starting the second cylinder 602, an output end of the second cylinder 602 drives the L-shaped sliding plate 7 to slide on the pair of first sliding rails 601 through the fixed block 604, so as to perform position adjustment.

Specifically, referring to fig. 2, the second sliding mechanism 8 is arranged to function as a force transmission medium, the second sliding mechanism 8 includes a plurality of second sliding rails 801 installed on a side of the L-shaped sliding plate 7 away from the first sliding block 603, and each second sliding rail 801 is slidably connected to a second sliding block 802.

Specifically, referring to fig. 2-3, the measuring assembly 9 includes an L-shaped transmission plate 901 fixed on the second slider 802 and a horizontal plate 902 installed on the upper end surface of the L-shaped sliding plate 7, a measuring rod 903 is fixedly installed on the lower surface of the horizontal section of the L-shaped transmission plate 901, a dial indicator 904 is installed on the horizontal plate 902 at equal intervals, the measuring end of the dial indicator 904 is connected with the upper end surface of the vertical section of the L-shaped transmission plate 901, a guide rod is vertically installed at the lower surface of the L-shaped sliding plate 7, the length of the guide rod represents the height of a qualified workpiece, when the guide rod abuts against the horizontal plane below, the measuring rod 903 abuts against the workpiece to be measured, after the L-shaped sliding plate 7 transmits an upward force through the lower part, the force is transmitted to the dial indicator 904 through the displacement on the second sliding rail 801, so as to obtain a measuring result.

Specifically, referring to fig. 4, the clamping member 10 includes a placing plate 1001 located on the base 1, the placing plate 1001 is provided with a plurality of sets of limiting grooves 1002 for placing a workpiece, the placing plate 1001 located on both sides of the limiting grooves 1002 is provided with a pair of rotating shafts 1008, the pair of rotating shafts 1008 are rotatably connected with a pair of first clamping arms 1003, the pair of rotating shafts 1008 are respectively rotatably connected with the middle sections of the pair of first clamping arms 1003, both ends of the pair of first clamping arms 1003 are respectively rotatably connected with a pair of second clamping arms 1004 through pin shafts, the pin shafts are only rotatably connected with the joints of the first clamping arms 1003 and the second clamping arms 1004 and are not connected with the placing plate 1001, one side of the placing plate 1001 is provided with a shaft seat 1005, an internal thread adapted to the screw 1006 is formed inside the shaft seat 1005, the shaft seat 1005 is rotatably connected with a screw 1006, one end of the screw 1006 abuts against the second clamping arm 1004 on the adjacent side, knob 1007 is installed to the other end of screw 1006, through rotating knob 1007, drive screw 1006 and impel the second arm lock 1004 of one side forward, because constitute parallelogram mechanism between a pair of first arm lock 1003 and the second arm lock 1004, because the angular velocity between a pair of first arm lock 1003 remains the same all the time, thereby make a pair of second arm lock 1004 parallel translation all the time, thereby press from both sides tight work piece's both sides, still install a stand on placing board 1001, be connected with the spring between stand and adjacent round pin axle, play the effect of resetting, and the spacing groove 1002 that sets up, second 801 slide rail and amesdial 904's quantity equals.

The working principle is as follows:

during measurement, a workpiece is placed in the limiting groove 1002, the screw 1006 is driven to push the second clamping arm 1004 on one side forward by rotating the knob 1007, because a parallelogram mechanism is formed between the pair of first clamping arms 1003 and the second clamping arm 1004, and because the angular speed between the pair of first clamping arms 1003 is always kept equal, the pair of second clamping arms 1004 always moves in parallel, so that both sides of the workpiece are clamped, the pair of first air cylinders 402 and the second air cylinders 602 are started, the pair of first air cylinders 402 drive the connecting plate 5 to do up-and-down linear motion, so that the distance between the measuring component 9 and an object to be measured is adjusted in a large range, by independently starting the second air cylinders 602, the output ends of the second air cylinders 602 drive the L-shaped sliding plates 7 to slide on the pair of first sliding rails 601 through the fixing blocks 604, so as to perform position adjustment, the guide rods are abutted against the lower horizontal plane, and the length of the set guide rods can be fixed in a telescopic manner according to actual needs, the length of the guide rod represents the height of a qualified workpiece, when the guide rod is opposite to the horizontal plane below, the measuring rod 903 is abutted to the workpiece to be measured, and after the L-shaped sliding plate 7 transmits upward force through the lower part, the force is transmitted to the dial indicator 904 through displacement on the second sliding rail 801, so that a measuring result is obtained.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be 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 description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention.

Claims

1. The utility model provides a height difference measuring device, includes base (1), roof (2) and with base (1) and roof (2) support column (3) connected together, its characterized in that: install a pair of supporting seat (4) on base (1), it is a pair of there is connecting plate (5) through bolt fixed mounting between supporting seat (4), one side fixed mounting of connecting plate (5) has first slide mechanism (6), is located sliding connection has L type sliding plate (7) on first slide mechanism (6), there is measuring component (9) through second slide mechanism (8) sliding connection on L type sliding plate (7), has holder (10) through bolt fixed mounting on base (1) that is located the test end below of measuring component (9).

2. A level difference measuring device according to claim 1, wherein: each supporting seat (4) comprises a circular fixing seat (401), a first air cylinder (402) is installed in the circular fixing seat (401) through a bolt, a U-shaped connecting block (403) is installed on the movable end of the first air cylinder (402), and two ends of the connecting plate (5) are located in the U-shaped connecting block (403) respectively and are fixed through bolts.

3. A level difference measuring device according to claim 1, wherein: the first sliding mechanism (6) comprises a pair of first sliding rails (601) located on the connecting plate (5) and a second air cylinder (602) fixedly mounted in the top plate (2), the first sliding rails (601) are connected with first sliding blocks (603) in a sliding mode, a fixed block (604) is mounted at the movable end of the second air cylinder (602), and one side of the L-shaped sliding plate (7) is mounted together with the first sliding blocks (603) and the fixed block (604) through bolts.

4. A level difference measuring device according to claim 3, wherein: the second sliding mechanism (8) comprises a plurality of second sliding rails (801) arranged on one side, away from the first sliding block (603), of the L-shaped sliding plate (7), and a second sliding block (802) is connected to each second sliding rail (801) in a sliding mode.

5. A height difference measuring device according to claim 4, wherein: the measuring assembly (9) comprises an L-shaped transmission plate (901) fixed on the second sliding block (802) and a horizontal plate (902) installed on the upper end face of the L-shaped sliding plate (7), a measuring rod (903) is fixedly installed on the lower surface of the horizontal section of the L-shaped transmission plate (901), a dial indicator (904) is installed on the horizontal plate (902) at equal intervals, and the measuring end of the dial indicator (904) is connected with the upper end face of the vertical section of the L-shaped transmission plate (901).

6. A level difference measuring device according to claim 1, wherein: the clamping piece (10) comprises a placing plate (1001) located on a base (1), a plurality of groups of limiting grooves (1002) are formed in the placing plate (1001), a pair of rotating shafts (1008) are arranged on the placing plate (1001) located on two sides of each limiting groove (1002), the rotating shafts (1008) are connected with a pair of first clamping arms (1003) in a rotating mode, two ends of each first clamping arm (1003) are connected with a pair of second clamping arms (1004) in a rotating mode through pin shafts, an axle seat (1005) is installed on one side of the placing plate (1001), a screw rod (1006) is connected in the axle seat (1005) in a rotating mode, one end of the screw rod (1006) abuts against the second clamping arm (1004) on one adjacent side, and a knob (1007) is installed at the other end of the screw rod (1006).