CN213148525U

CN213148525U - Die detection hardness meter convenient for replacing clamping mechanism

Info

Publication number: CN213148525U
Application number: CN202021853702.1U
Authority: CN
Inventors: 苏毅
Original assignee: Deqianen Precision Mould Kunshan Co ltd
Current assignee: Deqianen Precision Mould Kunshan Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-05-07
Anticipated expiration: 2030-08-31

Abstract

The utility model discloses a hardness tester for die detection convenient for replacing a clamping mechanism, which comprises a bearing base, wherein the top of the bearing base is fixedly connected with a pressurizing mechanism, the top of the bearing base is fixedly connected with a working cavity, one side of the working cavity is rotatably connected with a double-threaded rod, one end of the double-threaded rod is fixedly connected with a rotating handle, the hardness tester for die detection convenient for replacing the clamping mechanism realizes the clamping of the whole aspect by arranging a clamping device, the working cavity, the double-threaded rod, the rotating handle, a threaded sleeve, a sliding plate, a threaded rod, an arc-shaped clamping plate, a hardness detection block, a sliding chute, a limiting groove and a limiting block, and realizes the stability of the device by clamping round and irregular objects, thereby preventing the objects from sliding off in the pressurizing detection and being suitable for the detection of various shapes, thereby embodying the stability, diversity and practicability of the clamping of the device.

Description

Die detection hardness meter convenient for replacing clamping mechanism

Technical Field

The utility model belongs to the technical field of detection device, concretely relates to mould detects uses sclerometer convenient to change fixture.

Background

The durometer is a hardness testing instrument. Metal hardness measurements were first defined by the hardness proposed by raoml and represent the ability of a material to resist the penetration of a hard object into its surface. It is one of the important performance indexes of metal materials. Generally, the higher the hardness, the better the wear resistance, and the hardness test is the easiest and easiest test method in the mechanical property test. In order to replace some mechanical property tests with hardness tests, a relatively accurate conversion relation between hardness and strength is required in production.

Along with the present sclerometer for detection of science and technology constantly develops comparatively perfect, but there is the pressure detection head long-term use and produces the damage, and current majority is fixed through the bolt to bring the inconvenience for the maintenance personal operation. Moreover, when the object to be detected is detected, the object to be detected may be placed unstably and may slip off during pressure detection, particularly, the object to be detected having a circular or irregular shape, so that the accuracy of detection of the counter may be lowered, and the practicability of the apparatus may be lowered.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mould detects uses sclerometer convenient to change fixture, detects the precision height, and the practicality is strong to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a hardness tester for die detection convenient for replacing a clamping mechanism comprises a bearing base, wherein the top of the bearing base is fixedly connected with a pressurizing mechanism, the top of the bearing base is fixedly connected with a working chamber, one side of the working chamber is rotatably connected with a double-threaded rod, one end of the double-threaded rod is fixedly connected with a rotating handle, the outer surface of the double-threaded rod is in threaded connection with a threaded sleeve, the top of the threaded sleeve is fixedly connected with a sliding plate, one side of the sliding plate is in threaded connection with a threaded rod, the top of the working chamber is fixedly provided with a hardness detection block, the other side of the sliding plate is fixedly connected with an arc-shaped clamping plate, the top of the working chamber is provided with a chute, the inner wall of the chute is provided with a limiting groove, one side of the sliding plate is fixedly connected with a limiting block, the inner wall of the fixed cavity is fixedly connected with a fixed rod, one end of the fixed rod is fixedly connected with a sliding sleeve, one side of the fixed cavity is connected with a push-pull rod in a penetrating mode, one side of the push-pull rod is fixedly connected with a clamping block, a reset spring is arranged on the outer surface of the push-pull rod, a pressure detection head is inserted into the mounting groove, and a clamping hole is formed in one side of the pressure detection head.

Preferably, the two ends of the double-end threaded rod and the inner parts of the contact surfaces on the two sides of the working cavity are provided with rotating bearings.

Preferably, the sliding plate and the sliding groove are in sliding connection, and the number of the sliding plate and the sliding groove is two.

Preferably, the top ends of the threaded rod and the arc-shaped clamping plate are provided with rubber pads.

Preferably, the limiting groove is connected with the limiting block in a sliding mode, and the number of the limiting grooves and the number of the limiting blocks are four.

Preferably, the sliding sleeve is in sliding connection with the push-pull rod, and the inner width of the sliding sleeve is matched with the size of the cross section of the push-pull rod.

Preferably, one side of the return spring is fixedly connected with one side of the fixing rod, and the other side of the return spring is fixedly connected with one side of the clamping block.

Preferably, the threaded sleeve, the threaded rod, the arc-shaped clamping plate, the fixed cavity, the fixed rod, the sliding sleeve, the push-pull rod, the reset spring and the clamping block are symmetrically arranged.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) this mould that is convenient for change fixture detects uses sclerometer, through setting up clamping device, the working chamber, double threaded rod, the rotation handle, the thread bush, the sliding plate, the threaded rod, arc splint, hardness detection piece, the spout, the spacing groove, thereby the stopper has realized the centre gripping of full aspect, through carrying out the centre gripping to circular and irregular object, thereby the device's stability has been realized, thereby object landing in the pressurization detection has been prevented, and be applicable to multiple shape object and detect, thereby the stability of the device centre gripping has been embodied, diversity and practicality.

(2) The die detection hardometer with the clamping mechanism convenient to replace comprises a fixing cavity, a fixing rod, a sliding sleeve, a push-pull rod, a reset spring, a clamping block, a clamping hole and a mounting groove, and is characterized in that the problem of disassembling the pressure detection head easily and quickly is solved, the pressure detection head is replaced conveniently, convenience is brought to maintenance personnel, and the practicability of the device is improved.

Drawings

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

FIG. 2 is an enlarged view of the structure at the position A of the present invention;

FIG. 3 is a schematic top view of the working chamber of the present invention;

fig. 4 is an enlarged view of the structure at B in fig. 3 according to the present invention;

fig. 5 is a schematic view of the front view structure of the present invention with a partial section;

in the figure: 1. a load-bearing base; 2. a pressurizing mechanism; 3. a working chamber; 4. a double-headed threaded rod; 5. rotating the handle; 6. a threaded sleeve; 7. a sliding plate; 8. a threaded rod; 9. an arc-shaped splint; 10. a hardness detection block; 11. a chute; 12. a limiting groove; 13. a limiting block; 14. a fixed cavity; 15. fixing the rod; 16. a sliding sleeve; 17. a push-pull rod; 18. a return spring; 19. a clamping block; 20. a pressure detection head; 21. a clamping hole; 22. and (4) mounting the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a hardness tester for mold testing, which is convenient for replacing the clamping mechanism, and comprises: comprises a bearing base 1, a pressurizing mechanism 2 is fixedly connected to the top of the bearing base 1, a working chamber 3 is fixedly connected to the top of the bearing base 1, a double-threaded rod 4 is rotatably connected to one side of the working chamber 3, a rotating handle 5 is fixedly connected to one end of the double-threaded rod 4, a threaded sleeve 6 is connected to the outer surface of the double-threaded rod 4 through threads, a sliding plate 7 is fixedly connected to the top of the threaded sleeve 6, a threaded rod 8 is connected to one side of the sliding plate 7 through threads, a hardness detection block 10 is fixedly installed at the top of the working chamber 3, an arc-shaped clamping plate 9 is fixedly connected to the other side of the sliding plate 7, a sliding groove 11 is formed in the top of the working chamber 3, a limiting groove 12 is formed in the inner wall of the sliding groove 11, a limiting block 13 is fixedly connected to one side of the sliding plate, one end of the fixed rod 15 is fixedly connected with a sliding sleeve 16, one side of the fixed cavity 14 is connected with a push-pull rod 17 in a penetrating manner, one side of the push-pull rod 17 is fixedly connected with a clamping block 19, the outer surface of the push-pull rod 17 is provided with a return spring 18, a pressure detection head 20 is inserted into the mounting groove 22, and one side of the pressure detection head 20 is provided with a clamping hole 21.

In this embodiment, it is preferable that the two ends of the double-threaded rod 4 and the inner portions of the contact surfaces of the two sides of the working chamber 3 are provided with rotating bearings so as to limit the double-threaded rod 4, thereby preventing the double-threaded rod from falling off during rotation.

In this embodiment, preferably, the sliding plate 7 is slidably connected to the sliding groove 11, and the sliding plate 7 and the sliding groove 11 are both provided with two sliding grooves, so as to move the arc-shaped clamping plate 9, thereby clamping the object to be detected.

In this embodiment, preferably, the top ends of the threaded rod 8 and the arc-shaped clamping plate 9 are provided with rubber pads, so that the movement of a detected object in detection is prevented, and the stability of the device is improved.

In this embodiment, preferably, the limiting groove 12 and the limiting block 13 are slidably connected, and the limiting groove 12 and the limiting block 13 are both provided with four limiting blocks, so as to limit the sliding plate 7, thereby improving the stability of clamping the sliding plate 7.

In this embodiment, preferably, the sliding sleeve 16 is slidably connected to the push-pull rod 17, and the inner width of the sliding sleeve 16 is adapted to the cross-sectional size of the push-pull rod 17, so as to limit and support the push-pull rod 17, thereby improving the stable support of the pressure detection head 20 and the pressurization mechanism 2.

In this embodiment, preferably, one side of the return spring 18 is fixedly connected to one side of the fixing rod 15, the other side of the return spring 18 is fixedly connected to one side of the latch 19, and the latch 19 is pushed to be engaged with the engaging hole 21 by elastic deformation of the return spring 18, so as to rapidly mount the pressure detection head 20.

In this embodiment, preferably, two threaded sleeves 6, two threaded rods 8, two arc-shaped clamping plates 9, two fixing cavities 14, two fixing rods 15, two sliding sleeves 16, two push-pull rods 17, two return springs 18 and two clamping blocks 19 are arranged symmetrically.

The utility model discloses a theory of operation and use flow: when the hardness tester is used for testing a mold, under the prior art, a pressurizing mechanism 2 operates to enable a pressure detection head 20 to pressurize an object to be tested on the surface of a hardness detection block 10 so as to improve the hardness detection block 10 to obtain test data, but the pressure detection head 20 is damaged, most of the existing pressure detection heads are fixed through bolts, so that inconvenience is brought to the operation of maintenance personnel, a push-pull rod 17 is pulled to enable a clamping block 19 to be separated from a clamping hole 21, so that the pressure detection head 20 and a mounting groove 22 are quickly disassembled, the pressure detection head 20 is pushed to be accurately positioned under the ear limit of one side of the pressure detection head 20 during installation, the push-pull rod 17 is loosened to enable a reset spring 18 to generate thrust under elastic deformation, so that the clamping block 19 and the clamping hole 21 are clamped and fixed, the device realizes quick detachment and installation, so that the pressure detection head 20 is convenient to replace, circular and irregular pressurization detection is performed, object sliding is caused, the detection result is influenced, the practicability of the device is reduced, the handle 5 is rotated to enable the double-threaded rod 4 to move in opposite directions, the threaded sleeve 6 is enabled to move in opposite directions, the sliding plate 7 is driven to move by the movement of the threaded sleeve 6, the circular object is clamped through the arc-shaped clamping plate 9, the top of the object is clamped through the rotating threaded rod 8, the circular and irregular objects are clamped through clamping in all directions, the device is stable, the object is prevented from sliding off in the pressurization detection, the device is suitable for detecting objects with various shapes, and the stability, the clamping stability, the stability and the like of the clamping of the device are reflected, Diversity and practicality.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mould detects uses sclerometer convenient to change fixture, includes bearing base (1), its characterized in that: the top of the bearing base (1) is fixedly connected with a pressurizing mechanism (2), the top of the bearing base (1) is fixedly connected with a working chamber (3), one side of the working chamber (3) is rotatably connected with a double-threaded rod (4), one end of the double-threaded rod (4) is fixedly connected with a rotating handle (5), the outer surface of the double-threaded rod (4) is in threaded connection with a threaded sleeve (6), the top of the threaded sleeve (6) is fixedly connected with a sliding plate (7), one side of the sliding plate (7) is in threaded connection with a threaded rod (8), the top of the working chamber (3) is fixedly provided with a hardness detection block (10), the other side of the sliding plate (7) is fixedly connected with an arc-shaped clamping plate (9), the top of the working chamber (3) is provided with a sliding groove (11), and the inner wall of the, the pressure detection device is characterized in that a limiting block (13) is fixedly connected to one side of the sliding plate (7), a mounting groove (22) is formed in the bottom of the pressurizing mechanism (2), a fixing cavity (14) is fixedly connected to one side of the pressurizing mechanism (2), a fixing rod (15) is fixedly connected to the inner wall of the fixing cavity (14), a sliding sleeve (16) is fixedly connected to one end of the fixing rod (15), a push-pull rod (17) is connected to one side of the fixing cavity (14) in a penetrating mode, a clamping block (19) is fixedly connected to one side of the push-pull rod (17), a reset spring (18) is arranged on the outer surface of the push-pull rod (17), a pressure detection head (20) is inserted into the mounting groove (22), and a clamping hole (21.

2. The mold testing durometer facilitating replacement of the clamping mechanism as recited in claim 1, wherein: and rotating bearings are arranged at the two ends of the double-end threaded rod (4) and inside contact surfaces at the two sides of the working cavity (3).

3. The mold testing durometer facilitating replacement of the clamping mechanism as recited in claim 1, wherein: the sliding plate (7) is in sliding connection with the sliding groove (11), and the sliding plate (7) and the sliding groove (11) are both provided with two.

4. The mold testing durometer facilitating replacement of the clamping mechanism as recited in claim 1, wherein: rubber pads are arranged at the top ends of the threaded rod (8) and the arc-shaped clamping plate (9).

5. The mold testing durometer facilitating replacement of the clamping mechanism as recited in claim 1, wherein: the limiting groove (12) is connected with the limiting block (13) in a sliding mode, and four limiting grooves (12) and four limiting blocks (13) are arranged.

6. The mold testing durometer facilitating replacement of the clamping mechanism as recited in claim 1, wherein: the sliding sleeve (16) is in sliding connection with the push-pull rod (17), and the inner width of the sliding sleeve (16) is matched with the size of the cross section of the push-pull rod (17).

7. The mold testing durometer facilitating replacement of the clamping mechanism as recited in claim 1, wherein: one side of the return spring (18) is fixedly connected with one side of the fixing rod (15), and the other side of the return spring (18) is fixedly connected with one side of the clamping block (19).

8. The mold testing durometer facilitating replacement of the clamping mechanism as recited in claim 1, wherein: the threaded sleeve (6), the threaded rod (8), the arc-shaped clamping plate (9), the fixing cavity (14), the fixing rod (15), the sliding sleeve (16), the push-pull rod (17), the reset spring (18) and the clamping block (19) are all arranged in a symmetrical mode.