CN211085098U - Paint film thickness gauge - Google Patents

Abstract

The utility model discloses a coating film calibrator is used in coating thickness measurement technical field, and its technical scheme main points are: including thickness gauge instrument, probe and the wire of connecting thickness gauge instrument and probe, the thickness gauge instrument back is provided with the telescopic link, one side of telescopic link tip is provided with the sleeve pipe, the inside cavity of sleeve pipe and bottom seal open-top, sleeve pipe internal perisporium cooperatees with the probe outer wall, the probe lower part is placed at the intraductal, set up the wire casing that downwardly extending supplied the wire to pass to sleeve pipe diapire center department on the sheathed tube lateral wall. The utility model discloses the technical effect who has is: the coating thickness of the surface of an object in a narrow space can be measured, and the measurement precision is high.

Description

Paint film thickness gauge

Technical Field

The utility model relates to a coating thickness measures technical field, in particular to lacquer membrane calibrator.

Background

Paint film thickness gauges, also known as coating thickness gauges, can nondestructively measure the thickness of a non-magnetic coating (e.g., aluminum, chromium, copper, enamel, rubber, paint, etc.) on a magnetic metal substrate (e.g., steel, iron, alloys, hard-magnetic steel, etc.) and the thickness of a non-conductive coating (e.g., enamel, rubber, paint, plastic, etc.) on a non-magnetic metal substrate (e.g., copper, aluminum, zinc, tin, etc.). The coating thickness gauge has the characteristics of small measurement error, high reliability, good stability, simple and convenient operation and the like, is an indispensable detection instrument for controlling and ensuring the product quality, and is widely applied to the detection fields of manufacturing industry, metal processing industry, chemical industry, commodity inspection and the like.

Chinese patent with publication number CN206709775U discloses a paint film thickness gauge for civil engineering, its structure includes main body cover, switch, signal processor and main calculator, the main body cover top is equipped with the display screen, display screen below one side is equipped with switch, the switch below is equipped with the regulation button, the main body cover top is equipped with the fixed head, the fixed head passes through connecting wire and is connected with eddy current inductive probe, main body cover one side is equipped with the arc breach, the inside signal receiver that is equipped with of main body cover, signal receiver and signal processor electric connection, main body cover back center department is equipped with the probe standing groove.

The above prior art solutions have the following drawbacks: when the existing paint film thickness gauge is used for measuring the thickness of a paint film, if a narrow space which can not be touched by a hand is met, a probe can not be smoothly pressed on the surface of a measured object, so that the thickness of the paint film on the surface of the measured object can not be measured.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a lacquer film calibrator, its advantage: the coating thickness of the surface of an object in a narrow space can be measured, and the measurement precision is high.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a lacquer membrane calibrator, includes calibrator, probe and connects the wire of calibrator and probe, the calibrator back is provided with the telescopic link, one side of telescopic link tip is provided with the sleeve pipe, the inside cavity of sleeve pipe and bottom seal open-top, the intraductal perisporium of sleeve pipe cooperatees with the probe outer wall, the probe lower part is placed at the cover intraductally, set up the wire casing that downwardly extending supplied the wire to pass to sleeve pipe diapire center department on the sheathed tube lateral wall.

Through above-mentioned technical scheme, when the coating thickness on the object surface of narrow and small space needs to be measured, operating personnel at first places the wire in the wire casing to the position of adjustment wire, make the wire pass from sleeve pipe diapire center, then stimulate the wire downwards, can drive the probe and remove to the cover intraductally, with the fixed probe, operating personnel prolongs the telescopic link this moment, makes the probe support at the measured object surface, alright measure the coating thickness on object surface. The thickness measuring instrument with the structure is simple and convenient to operate, and can extend the probe to a narrow space which cannot be touched by a hand, so that the probe is supported on the surface of a measured object to measure the thickness of the coating.

The utility model discloses further set up to: the wire is slidably sleeved with a rubber ring, the diameter of the rubber ring is larger than the width of the wire groove, and when the probe is placed in the sleeve, the rubber ring is tightly propped against the outer bottom wall of the sleeve.

Through above-mentioned technical scheme, operating personnel can the slip rubber ring on the wire, because the rubber ring has elasticity, when stopping sliding, again can tighten on the wire to when the probe is placed at the cover intraductal, the slip rubber ring for the rubber ring supports tightly on the sleeve pipe diapire, with the restriction probe follow sleeve pipe top roll-off, inject the probe steadily in the cover.

The utility model discloses further set up to: and a silica gel pad is arranged on the inner peripheral wall of the sleeve.

Through the technical scheme, the friction force between the probe and the inner wall of the sleeve can be increased by the arranged silica gel pad, so that the placement stability of the probe in the sleeve is improved, the possibility of shaking of the probe in the measuring process is reduced, and the detection precision can be effectively improved; meanwhile, the direct contact friction between the probe and the inner wall of the sleeve is avoided, and the possibility of abrasion of the probe is effectively reduced.

The utility model discloses further set up to: one end of the telescopic rod, which is far away from the sleeve pipe, is hinged to the back surface of the thickness measuring instrument, and the back surface of the thickness measuring instrument is provided with a sinking groove for the telescopic rod and the sleeve pipe to sink into.

Through above-mentioned technical scheme, after the measurement was accomplished, need withdraw the telescopic link, then take out probe and wire from the cover intraductal, change over to the heavy inslot with the telescopic link over to in accomodating the telescopic link, save space, conveniently deposit the thickness measuring instrument.

The utility model discloses further set up to: slots are symmetrically formed in the two side slot walls of the sinking slot in the width direction, elastic pieces are arranged in the sinking slot in the width direction, and two ends of each elastic piece are respectively inserted into the two slots.

Through above-mentioned technical scheme, when changing over into heavy inslot with the telescopic link, can place the flexure strip in heavy inslot to make the both ends of flexure strip correspond and insert two slots in, can inject the telescopic link firmly in heavy inslot through the flexure strip, in order to prevent that the telescopic link from rolling out in the heavy inslot automatically under the action of gravity.

The utility model discloses further set up to: the wire is provided with a plurality of fixing parts for fixing the wire on the telescopic rod, each fixing part comprises a silica gel plate and two silica gel rings, the two silica gel rings are symmetrically arranged on the silica gel plate, and a gap for the telescopic rod and the wire to pass through is formed between each silica gel ring and the silica gel plate.

Through above-mentioned technical scheme, the sleeve is put into to the probe, behind the extension telescopic link, can use the mounting to fix the wire on the telescopic link to prevent in the measurement process, the wire overlength is flagging naturally under the action of gravity, influences measurement, in addition, still can effectively avoid the wire winding.

The utility model discloses further set up as the thickness measuring instrument back evenly is provided with five shaped plates along length direction, the thickness measuring instrument back is provided with the rubber band area along length direction, the rubber band area is worn to establish in five shaped plates, the both ends fixed connection in rubber band area is on two shaped plates of head and the tail, adjacent two be formed with the finger hole that supplies the finger to pass between rubber band area between the shaped plate and the thickness measuring instrument.

Through the technical scheme, in the measurement process, when operating personnel's a hand control live the telescopic link, the calibrator needs to be held by the other hand, operating personnel can correspond the finger and pass from the finger hole, because the rubber band has certain elasticity, when the finger passes, can strut the rubber band, and after the finger is fixed, the rubber band is under the effect of elastic recovery power this moment, kick-back again and tighten on the finger, thereby can firmly fix the calibrator on operating personnel's hand, in order to reduce the calibrator from the possibility of hand landing, and the hand-held stability is improved.

The utility model discloses further set up to: the back of the thickness measuring instrument is provided with anti-skid grains.

Through above-mentioned technical scheme, the frictional force between thickness measuring instrument and the hand can be increaseed to the anti-skidding line that sets up, further improves the handheld stability to the thickness measuring instrument.

To sum up, the utility model discloses following beneficial effect has:

1. the thickness measuring instrument with the structure can extend the probe to a narrow space which can not be touched by hands, the probe is enabled to be abutted against the surface of a measured object, the thickness of the coating is measured, and the probe is stably placed in the sleeve, so that the detection precision can be effectively improved;

2. the rubber ring is slid on the lead to be tightly propped against the bottom wall of the sleeve, so that the probe can be effectively limited from sliding out of the top of the sleeve, and the probe is stably arranged in the sleeve;

3. the fixing piece can be used for fixing the wire on the telescopic rod, so that in the measuring process, the wire is too long and naturally sags under the action of gravity to influence the measuring work, and the wire winding can be effectively avoided.

Drawings

Fig. 1 is a schematic structural diagram of the back surface of the thickness measuring instrument according to the embodiment.

Fig. 2 is a schematic view of the overall structure of the present embodiment.

Fig. 3 is an enlarged view of a portion a in fig. 2.

The number of the reference marks is 1, a thickness measuring instrument, 2, a probe, 3, a lead, 4, a telescopic rod, 5, a sleeve, 6, a wire groove, 7, a rubber ring, 8, a silica gel pad, 9, a sinking groove, 10, a slot, 11, an elastic sheet, 12, a fixing piece, 121, a silica gel plate, 122, a silica gel ring, 13, -shaped plates, 14, a rubber band, 15, a finger hole, 16 and anti-skid lines.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b): a paint film thickness measuring instrument is shown in figures 1 and 3 and comprises a thickness measuring instrument 1, a probe 2 and a lead 3 for connecting the thickness measuring instrument 1 and the probe 2, and when the paint film thickness measuring instrument works, an operator holds the thickness measuring instrument 1 with one hand and presses the probe 2 to the surface of a measured object with the other hand, so that the thickness of a coating on the surface of the object can be measured.

As shown in fig. 1, five -shaped plates 13 are arranged on the back of the thickness measuring instrument 1 at equal intervals along the length direction, and the support legs at two sides of the -shaped plate 13 are fixedly connected to the thickness measuring instrument 1, so that a certain space is formed between the body part of the -shaped plate 13 and the thickness measuring instrument 1, a rubber band 14 is arranged between the five -shaped plates 13, the rubber band 14 penetrates through the five -shaped plates 13, two ends of the rubber band are fixedly connected to the -shaped plates 13 at the head and the tail, finger holes 15 are formed between the rubber band 14 between two adjacent -shaped plates 13 and the thickness measuring instrument 1 for fingers to pass through, so that when an operator holds the thickness measuring instrument 1, four fingers except for a big thumb can be correspondingly inserted into the four finger holes 15, the rubber band 14 can be deformed due to certain elasticity, when the fingers are inserted, the rubber band 14 can be propped open, and when the fingers are fixed, the rubber band 14 can rebound to be tightened on the fingers under the action of elasticity, thereby firmly fixing the thickness measuring instrument 1, the back of the thickness measuring instrument 1 can be fixed, the hand can be further, the stability of the hand of the thickness measuring instrument 1 can be improved, and the hand can be further improved, and the hand-holding stability of the hand-measuring instrument 1 can be improved.

Referring to fig. 2 and 3, a telescopic rod 4 is hinged to the back of a thickness measuring instrument 1, a sleeve 5 with a closed bottom and an open top is fixedly connected to one side of the front end of the telescopic rod 4, the sleeve 5 is hollow, the inner peripheral wall of the sleeve 5 is matched with the outer edge of a probe 2, the probe 2 can be placed into the sleeve 5 from the top of the sleeve 5, a wire slot 6 extending downwards to the center of the bottom wall of the sleeve 5 is formed in the side wall of the sleeve 5, an operator can place a lead 3 in the wire slot 6 and adjust the position of the lead 3 to enable the lead 3 to pass downwards from the center of the bottom wall of the sleeve 5, then the lead 3 is pulled downwards to pull the probe 2 to the sleeve 5 until the lower part of the probe 2 is placed in the sleeve 5 to fix the probe 2, at the moment, the detection part at the front end of the probe 2 protrudes out of the sleeve 5, the operator can extend the telescopic rod 4 to enable the probe 2, the telescopic rod 4 is held so that the probe 2 is pressed against the surface of the object to be measured, and the thickness of the coating can be measured.

As shown in fig. 3, the silica gel pad 8 is fixedly arranged on the inner wall of the sleeve 5, so that on one hand, the friction force between the probe 2 and the inner wall of the sleeve 5 can be increased, the placing stability of the probe 2 in the sleeve 5 is improved, the possibility that the probe 2 slides out from the top of the sleeve 5 is reduced, and meanwhile, the probe 2 can be prevented from shaking in the detection process to influence the measurement precision; on the other hand, the silica gel pad 8 is arranged between the probe 2 and the inner wall of the casing 5, so that the direct friction contact between the probe 2 and the inner wall of the casing 5 is limited, and the possibility that the probe 2 is abraded can be effectively reduced. In addition, in order to further improve the stability that probe 2 placed in sleeve 5, can establish rubber ring 7 on wire 3 cover, rubber ring 7 is made by the rubber material, certain elasticity has, under natural state, will tighten on wire 3, unable removal, and when probe 2 placed in sleeve 5, the slidable rubber ring 7 of operating personnel for rubber ring 7 supports tightly on sleeve 5 diapire, rubber ring 7 diameter is greater than wire casing 6 width, thereby can effectively restrict probe 2 and follow sleeve 5 top roll-off, inject probe 2 in sleeve 5 steadily.

Referring to fig. 3, after the telescopic rod 4 is extended, a plurality of fixing members 12 are disposed between the telescopic rod 4 and the lead 3, the lead 3 can be bound on the telescopic rod 4 through the fixing members 12, each fixing member 12 includes a silica gel plate 121 and two silica gel rings 122, the two silica gel rings 122 are symmetrically fixed on the silica gel plate 121 and have different sizes, and are respectively adapted to diameters of the telescopic rod 4 and the lead 3, gaps for the telescopic rod 4 and the lead 3 to pass through are formed between the sides of the two silica gel rings 122 facing away from each other and the silica gel plate 121, which is specifically implemented by firstly passing the lead 3 from one gap into an annular space formed between the silica gel rings 122 and the silica gel plate 121, fixing the lead 3, then passing the telescopic rod 4 from the other gap into an annular space formed between the other silica gel ring 122 and the silica gel plate 121, and fixing the telescopic rod 4, be connected wire 3 and telescopic link 4 through silica gel board 121, bind wire 3 on telescopic link 4 to in the case of the measurement process, wire 3 overlength is flagging naturally under the action of gravity, influences measurement, in addition, still can effectively avoid wire 3 to twine.

As shown in fig. 1 and 3, a sinking groove 9 for the telescopic rod 4 and the sleeve 5 to sink is formed in the back of the thickness measuring instrument 1, so that after the measurement is completed, an operator firstly needs to take the fixing piece 12 down from between the lead 3 and the telescopic rod 4, then retracts the telescopic rod 4, takes the probe 2 and the lead 3 out of the sleeve 5, and rotates the telescopic rod 4 into the sinking groove 9, so that the telescopic rod 4 can be stored, and the space is saved. Slot 10 has been seted up to the symmetry on sunken groove 9 along width direction's both sides cell wall, when telescopic link 4 rotated into sunken groove 9 in, can establish flexure strip 11 to one of them slot 10 interpolation, and insert the other end of flexure strip 11 and establish in another slot 10, seal through flexure strip 11 and sink 9 upper end openings, thereby can firmly inject telescopic link 4 in sunken groove 9, prevent that telescopic link 4 from automatic following sunken groove 9 adversion under the action of gravity, the stability of placing in sunken groove 9 of telescopic link 4 has been improved.

The operation process is as follows: when the coating thickness on the object surface in narrow and small space needs to be measured, operating personnel at first place wire 3 in wire casing 6 to the position of adjustment wire 3, make wire 3 pass from 5 diapire centers of sleeve pipe, then stimulate wire 3 downwards, can drive probe 2 and remove to in the sleeve pipe 5, with fixed probe 2, operating personnel prolongs telescopic link 4 this moment, make probe 2 support at the measured object surface, alright measure the coating thickness on object surface.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a lacquer film calibrator, includes calibrator (1), probe (2) and wire (3) of connecting calibrator (1) and probe (2), its characterized in that: the utility model discloses a thickness measuring instrument, including thickness measuring instrument (1), telescopic link (4), one side of telescopic link (4) tip is provided with sleeve pipe (5), open-top is sealed to inside cavity and the bottom of sleeve pipe (5), sleeve pipe (5) internal perisporium cooperatees with probe (2) outer wall, probe (2) lower part is placed in sleeve pipe (5), set up wire casing (6) that downwardly extending supplied wire (3) to pass to sleeve pipe (5) diapire center department on the lateral wall of sleeve pipe (5).

2. The paint film thickness gauge of claim 1, wherein: the wire (3) is slidably sleeved with a rubber ring (7), the diameter of the rubber ring (7) is larger than the width of the wire groove (6), and when the probe (2) is placed in the sleeve (5), the rubber ring (7) is tightly propped against the outer bottom wall of the sleeve (5).

3. The paint film thickness gauge of claim 2, wherein: and a silica gel pad (8) is arranged on the inner peripheral wall of the sleeve (5).

4. The paint film thickness gauge of claim 1, wherein: one end of the telescopic rod (4) far away from the sleeve (5) is hinged to the back of the thickness measuring instrument (1), and a sinking groove (9) for the telescopic rod (4) and the sleeve (5) to sink into is formed in the back of the thickness measuring instrument (1).

5. The paint film thickness gauge of claim 4, wherein: slots (10) are symmetrically formed in the two side slot walls of the sinking slot (9) in the width direction, elastic pieces (11) are arranged in the sinking slot (9) in the width direction, and two ends of each elastic piece (11) are respectively inserted into the two slots (10).

6. The paint film thickness gauge of claim 1, wherein: be provided with a plurality of mounting (12) of fixing wire (3) on telescopic link (4) on wire (3), mounting (12) include silica gel plate (121) and two silica gel rings (122), two silica gel ring (122) symmetry sets up on silica gel plate (121), and two be formed with the clearance that supplies telescopic link (4) and wire (3) to pass between silica gel ring (122) and silica gel plate (121).

7. The paint film thickness gauge according to claim 1, characterized in that five -shaped plates (13) are uniformly arranged on the back of the thickness gauge (1) along the length direction, a rubber band (14) is arranged on the back of the thickness gauge (1) along the length direction, the rubber band (14) is arranged in the five -shaped plates (13) in a penetrating manner, two ends of the rubber band (14) are fixedly connected to the first and the last -shaped plates (13), and a finger hole (15) for a finger to pass through is formed between the rubber band (14) between the two adjacent -shaped plates (13) and the thickness gauge (1).

8. The paint film thickness gauge of claim 1, wherein: the back of the thickness measuring instrument (1) is provided with anti-skid grains (16).

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