CN219830680U - Positioning assembly suitable for hardness detector - Google Patents

Abstract

The utility model relates to the technical field of hardness detectors, in particular to a positioning assembly suitable for a hardness detector. According to the utility model, the gear is driven to rotate through the rotation of the rotating shaft, the two racks are driven to move close to each other or away from each other through the rotation of the gear, the two rectangular rods are driven to move close to each other through the mutual close movement of the two racks, and the two clamping plates are driven to move close to each other through the mutual close movement of the two rectangular rods, so that the gap between the two clamping plates is reduced, a sample can be clamped to prevent the movement of the object when the hardness of the object is detected, the detection result is more accurate, and the practicability of the positioning assembly suitable for the hardness detector is improved.

Description

Positioning assembly suitable for hardness detector

Technical Field

The utility model relates to the technical field of hardness detectors, in particular to a positioning assembly suitable for a hardness detector.

Background

Hardness testers are special instruments that should not be used to measure the surface of a paint. The hardness tester is divided into a desk type hardness tester and a portable hardness tester, the desk type hardness tester is mainly used in laboratories, has the advantage of high precision, and the portable tester is used for installed mechanical or permanent assembly parts and is convenient to carry.

Currently, hardness detectors on the market still have some defects, lack of positioning of objects, and influence accuracy of detection results due to the fact that objects are easy to move in the detection process.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a positioning assembly suitable for a hardness tester.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a locating component suitable for hardness detector, includes the hardness detector body, be provided with detection head and display screen on the hardness detector body, the rotatory threaded rod that twists into of hardness detector body upper end, the upper end fixed mounting of threaded rod has place the board, place the board and be located the detection head under, the tip fixed mounting of placing the board has the motor, be provided with location structure on the board, location structure includes grip block, rectangular bar and pivot, the quantity of grip block is two there is the space between the grip block, two the equal fixed mounting in both ends that the grip block deviates from mutually has the connecting block, two equal fixed mounting in tip of rectangular bar has the rack, two there is the difference in height between the rack, two rack sliding mounting is in placing the board, the pivot rotates and installs in placing the board, the tip fixed mounting of pivot has the gear, the gear all meshes with two racks.

As a preferred embodiment of the utility model, the gear is located centrally between the two racks.

As a preferable technical scheme of the utility model, both sides of the upper surface of the placing plate are provided with sliding grooves, and the bottom ends of the two rectangular rods are respectively and slidably arranged in the sliding grooves.

As a preferable technical scheme of the utility model, limiting rods are fixedly arranged in the two sliding grooves, and the two limiting rods respectively penetrate through the two rectangular rods.

As a preferable technical scheme of the utility model, the output shaft of the motor is fixedly connected with the end part of the rotating shaft.

As a preferable technical scheme of the utility model, the bottom end of each connecting block is fixedly provided with the inserted link, the surface of each inserted link is provided with the positioning holes at equal intervals, the upper surface of each rectangular link is provided with the slot, the bolt is rotationally twisted into each slot, each inserted link is movably inserted into the slot respectively, and each inserted link is fixedly arranged in the rectangular link through the bolt respectively.

Compared with the prior art, the utility model has the following beneficial effects:

1. the rotation through the pivot can drive the gear and rotate, can drive two racks and be close to each other or keep away from each other and remove through the rotation of gear, can drive two rectangle poles and be close to each other and remove through two rectangle poles are close to each other and remove can drive two grip blocks and be close to each other and remove for clearance between two grip blocks is reduced, makes can press from both sides the sample tight article removal of preventing when detecting article hardness, makes the inspection result more accurate, has improved the practicality that should be applicable to the locating component of hardness detector.

2. The bottom fixed mounting through the connecting block has the inserted bar, and the inserted bar activity is pegged graft in the slot, and the equal spacer of surface of inserted bar has seted up the locating hole to fix through the position after the bolt is adjusted the grip block, this location structure can adjust the height of grip block, thereby can stabilize the centre gripping to higher article, and the suitability is stronger, and it is more convenient to use.

Drawings

FIG. 1 is a schematic view of the general structure of a positioning assembly of the present utility model adapted for use with a hardness tester;

FIG. 2 is a schematic view of the structure of the placement plate of the present utility model;

FIG. 3 is a schematic view of a clamping plate according to the present utility model;

fig. 4 is a schematic structural view of the rectangular bar of the present utility model.

Wherein: 1. a hardness tester body; 11. a detection head; 12. a threaded rod; 13. a display screen; 2. placing a plate; 21. a chute; 22. a limit rod; 3. a motor; 4. a clamping plate; 41. a connecting block; 42. a rod; 43. positioning holes; 6. a rectangular bar; 61. a slot; 62. a bolt; 63. a rack; 7. a rotating shaft; 71. a gear.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, a positioning assembly suitable for a hardness tester comprises a hardness tester body 1, wherein a detection head 11 and a display screen 13 are arranged on the hardness tester body 1, a threaded rod 12 is rotationally twisted into the upper end part of the hardness tester body 1, a placing plate 2 is fixedly arranged at the upper end of the threaded rod 12, the placing plate 2 is positioned under the detection head 11, a motor 3 is fixedly arranged at the end part of the placing plate 2, a positioning structure is arranged on the placing plate 2, the positioning structure comprises two clamping plates 4, rectangular rods 6 and a rotating shaft 7, a gap exists between the two clamping plates 4, connecting blocks 41 are fixedly arranged at two opposite ends of the two clamping plates 4, racks 63 are fixedly arranged at the end parts of the two rectangular rods 6, a height difference exists between the two racks 63 and are slidably arranged in the placing plate 2, the rotating shaft 7 is rotatably installed in the placing plate 2, the end part of the rotating shaft 7 is fixedly provided with a gear 71, the gear 71 is meshed with the two racks 63, the gear 71 is positioned at the center between the two racks 63, both sides of the upper surface of the placing plate 2 are provided with sliding grooves 21, the bottom ends of the two rectangular rods 6 are respectively and slidably installed in the sliding grooves 21, the two sliding grooves 21 are fixedly provided with limiting rods 22, the two limiting rods 22 respectively penetrate through the two rectangular rods 6, the output shaft of the motor 3 is fixedly connected with the end part of the rotating shaft 7, the hardness detector is a special instrument for measuring the surface hardness of the paint, and is well known to the skilled in the art, therefore, when the hardness detection is needed, a user places the object on the placing plate 2 and is placed between the two clamping plates 4, then the motor 3 is started to enable the rotating shaft 7 to rotate, the rotation through pivot 7 can drive gear 71 and rotate, can drive rack 63 and be close to each other or keep away from each other and remove through the rotation of gear 71, can drive two rectangle poles 6 and be close to each other and remove through two rectangle poles 6 and be close to each other and remove, can drive two grip blocks 4 and be close to each other and remove through two rectangle poles 6 and be close to each other, the clearance between two grip blocks 4 is reduced, make can press from both sides the tight article removal that prevents of sample when detecting article hardness, make the test result more accurate, the practicality of this locating component suitable for hardness detector has been improved, bottom fixed mounting through connecting block 41 has inserted bar 42, inserted bar 42 activity grafting is in slot 61, the equal spacer 43 in surface equipartition of inserted bar 42, and fix through bolt 62 to the position after grip block 4 adjusts, this location structure can adjust the height of grip block 4, thereby can stabilize the centre gripping to higher article, the suitability is stronger, it is more convenient to use, the equal fixed mounting has inserted bar 42 in the bottom of every connecting block 41, the surface distance of every inserted bar 42 has been seted up the spacer 43, the equal spacer 42, every rectangular pole 6 has been rotated in each square bar 61, every round bar 61 has been set up at each insert bar 61 in the slot 61 respectively, each movable bolt 42 is fixed in each slot 61, each insert bar 61 has been inserted bar 61.

When the hardness tester is used, the hardness tester is a special instrument for measuring the surface hardness of paint, which is well known to the technical field, therefore, the hardness tester is not specifically repeated, when the hardness test is needed for an object, the user places the object on the placing plate 2 and places the object between the two clamping plates 4, then the motor 3 is started, the rotating shaft 7 rotates, the gear 71 is driven to rotate through the rotation of the rotating shaft 7, the two racks 63 are driven to move close to each other or away from each other through the rotation of the gear 71, the two rectangular rods 6 are driven to move close to each other through the two racks 63, the two clamping plates 4 are driven to move close to each other through the two rectangular rods 6, the gap between the two clamping plates 4 is reduced, so that the object can be prevented from moving by clamping the sample when the hardness of the object is detected, the test result is more accurate, the practicability of the positioning assembly suitable for the hardness tester is improved, the positioning hole 43 is formed in the slot 61 through the movable inserting of the inserting rod 42 through the fixed mounting of the bottom end of the connecting block 41, the positioning bolt 62 is regulated to be more stable, and the clamping structure can be used for clamping the object more stably and the object is clamped by adjusting the position of the clamping plates 4.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims (6)

1. The utility model provides a locating component suitable for hardness detector, includes hardness detector body (1), be provided with detection head (11) and display screen (13) on hardness detector body (1), a serial communication port, hardness detector body (1) upper end is rotatory to be twisted into has threaded rod (12), the upper end fixed mounting of threaded rod (12) has places board (2), place board (2) and be located detection head (11) under, the tip fixed mounting of placing board (2) has motor (3), be provided with location structure on placing board (2), location structure includes grip block (4), rectangular bar (6) and pivot (7), the quantity of grip block (4) is two, two there is the space between grip block (4), two equal fixed mounting in both ends that grip block (4) deviate from have connecting block (41), two equal fixed mounting in tip of rectangular bar (6) has rack (63), two there is the difference in height between rack (63) two sliding mounting in rack (7) is placed in pivot (7), the gears (71) are engaged with both racks (63).

2. A positioning assembly for a hardness tester according to claim 1, characterized in that the gear (71) is located centrally between two racks (63).

3. The positioning assembly for the hardness tester according to claim 1, wherein sliding grooves (21) are formed in two sides of the upper surface of the placement plate (2), and the bottom ends of the two rectangular rods (6) are respectively and slidably installed in the sliding grooves (21).

4. A positioning assembly for a hardness tester according to claim 3, characterized in that two slide grooves (21) are fixedly provided with limiting rods (22), and the two limiting rods (22) respectively penetrate through two rectangular rods (6) in a movable mode.

5. A positioning assembly for a hardness tester according to claim 1, characterized in that the output shaft of the motor (3) is fixedly connected with the end of the rotating shaft (7).

6. The positioning assembly suitable for the hardness tester according to claim 1, wherein the bottom end of each connecting block (41) is fixedly provided with an inserting rod (42), the surface of each inserting rod (42) is provided with positioning holes (43) at equal intervals, the upper surface of each rectangular rod (6) is provided with a slot (61), each slot (61) is internally provided with a bolt (62) in a rotating and twisting manner, each inserting rod (42) is movably inserted into each slot (61), and each inserting rod (42) is fixedly arranged in each rectangular rod (6) through the bolt (62).