CN215179338U

CN215179338U - Hardness detection device for fastener

Info

Publication number: CN215179338U
Application number: CN202121376382.XU
Authority: CN
Inventors: 王显国
Original assignee: Chengdu Zhongwanda Hardware Co ltd
Current assignee: Chengdu Zhongwanda Hardware Co ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2021-12-14
Anticipated expiration: 2031-06-21

Abstract

The utility model provides a hardness detection device for a fastener, which belongs to the technical field of mechanical equipment and comprises a bottom plate, wherein a side end of the bottom plate is fixedly connected with a side plate, and a side end of the side plate is fixedly connected with a detection box; the detection component is arranged in the detection box to realize the monitoring; the fixed table is fixedly connected to the upper end of the bottom plate; two sets of centre gripping subassemblies, every group centre gripping subassembly all locates in the fixed station, every group centre gripping subassembly all includes T type groove, first grip block, second grip block and threaded rod, T type groove sets up in the upper end of fixed station, first grip block fixed connection is in the upper end of fixed station, second grip block sliding connection is in T type inslot, threaded hole is seted up to the side of second grip block, the threaded rod rotates to be connected in T type inslot, and threaded connection between threaded rod and the threaded hole, through the centre gripping subassembly in this device, consolidate the fastener of placing in this device, prevent that it from taking place the skew in the testing process, thereby improve the detection efficiency of this device.

Description

Hardness detection device for fastener

Technical Field

The utility model belongs to the technical field of mechanical equipment, concretely relates to hardness detection device for fastener.

Background

Hardness is the ability of a material to resist a harder object pressed into its surface, and according to different test methods and application ranges, hardness units can be divided into a plurality of types such as Brinell hardness, Vickers hardness, Rockwell hardness, micro Vickers hardness and the like, and different units have different test methods and are suitable for materials or occasions with different characteristics.

In the prior art, in the hardness detection process of fastener, the fastener is placed in detection device, can cause the fastener skew when detecting instrument moves, can't fix it, influences detection efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hardness detection device for fastener aims at solving among the prior art fastener and places in detection device, can cause the fastener skew when detecting instrument moves, can't fix it, influences detection efficiency's problem.

In order to achieve the above object, the utility model provides a following technical scheme:

a hardness testing apparatus for a fastener, comprising:

the side end of the bottom plate is fixedly connected with a side plate, and the side end of the side plate is fixedly connected with a detection box;

the detection component is arranged in the detection box to realize the monitoring;

the fixed table is fixedly connected to the upper end of the bottom plate;

the clamping device comprises a fixed table, two groups of clamping assemblies, a clamping mechanism and a clamping mechanism, wherein each group of clamping assemblies is arranged in the fixed table and comprises a T-shaped groove, a first clamping block, a second clamping block and a threaded rod; and

and the two groups of limiting assemblies are arranged in the fixed table, and each group of limiting assemblies is connected with the second clamping block respectively to realize the reinforcement of the second clamping block.

As a preferred scheme, the determine module includes hydraulic cylinder, clamp plate and two fixture blocks, two the fixture block all is fixed connection ei with the end inner wall of detection case, hydraulic cylinder fixed connection is between two fixture blocks, the extension end activity of hydraulic cylinder runs through the lower extreme and the downwardly extending of detection case, clamp plate fixed connection is in hydraulic cylinder's extension end.

As an optimized scheme, every group spacing subassembly all includes spout, slide bar, spring and slider, the upper end of fixed station is seted up to the spout, slide bar fixed connection is in the spout, slider fixed connection is in the lower extreme of second grip block, and slider sliding connection is in the circumferential surface of slide bar, spring fixed connection is between the lateral wall and the slider of spout.

As a preferred scheme, two connecting blocks of the upper end fixedly connected with of bottom plate, two the rotation hole has all been seted up to the side of connecting block, two rotate downthehole all to rotate and be connected with the bull stick, two the one end of bull stick respectively the activity run through two T type grooves the lateral wall and with between the threaded rod fixed connection, two the equal fixedly connected with handle of the other end of bull stick.

As an optimized scheme of the utility model, the equal fixedly connected with supporting legs in lower extreme four corners department of bottom plate.

As an optimized scheme, the upper end fixedly connected with display screen of detection case, be equipped with signal reception terminal in the display screen, be equipped with signal output terminal in the hydraulic cylinder, the model is connected between signal output terminal and the signal reception terminal.

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

1. in this scheme, pressure sensor transmits the signal output terminal in the hydraulic cylinder with the pressure detection model, and signal output terminal passes through the display screen with signal processing and transmits the signal reception terminal for in the display screen, finally presents with the form of image, supplies the user to look over, and through the centre gripping subassembly in this device, the fastener of placing in this device is consolidated, prevents that it from taking place the skew in the testing process to improve the detection efficiency of this device.

2. In this scheme, slider sliding connection is in the surface of spout to and fixed connection between the second grip block, can be further spacing to the second grip block through the spacing subassembly that sets up, make its operation more stable, the second grip block is moving the effect of in-process through the spring force, makes the second grip block receive the spring action all the time, makes its and the centre gripping between the first grip block fastening more, stable.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a first perspective view of the present invention;

fig. 2 is a second perspective view of the present invention;

fig. 3 is a first cross-sectional view of the present invention;

fig. 4 is a second cross-sectional view of the present invention.

In the figure: 1. a base plate; 2. a side plate; 3. a detection box; 4. a display screen; 5. a fixed table; 6. connecting blocks; 7. a handle; 8. a first clamping block; 9. a second clamping block; 10. a rotating rod; 11. a threaded rod; 12. a slide bar; 13. a spring; 14. a T-shaped groove; 15. a chute; 16. a clamping block; 17. a hydraulic cylinder; 18. and (7) pressing a plate.

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.

Example 1

Referring to fig. 1-4, the present invention provides the following technical solutions:

a hardness testing apparatus for a fastener, comprising:

the detection device comprises a bottom plate 1, a side plate 2 fixedly connected to the side end of the bottom plate 1, and a detection box 3 fixedly connected to the side end of the side plate 2;

the detection component is arranged in the detection box 3 to realize the monitoring;

the fixed table 5 is fixedly connected to the upper end of the bottom plate 1;

the clamping device comprises two groups of clamping components, wherein each group of clamping components is arranged in a fixed table 5 and comprises a T-shaped groove 14, a first clamping block 8, a second clamping block 9 and a threaded rod 11, the T-shaped groove 14 is formed in the upper end of the fixed table 5, the first clamping block 8 is fixedly connected to the upper end of the fixed table 5, the second clamping block 9 is connected into the T-shaped groove 14 in a sliding mode, a threaded hole is formed in the side end of the second clamping block 9, the threaded rod 11 is rotationally connected into the T-shaped groove 14, and the threaded rod 11 is in threaded connection with the threaded hole; and

two sets of spacing subassemblies, two sets of spacing subassemblies are all located in fixed station 5, and every spacing subassembly of group is connected in order to realize its reinforcement with second grip block 9 respectively.

In the embodiment of the utility model, the bottom plate 1 plays a role of supporting the device, the side plate 2 is used for connecting the bottom plate 1 and the detection box 3, the detection box 3 is internally provided with a cavity structure for arranging a detection component, the hardness of a fastener placed in the device can be measured by monitoring the operation of the component, so as to realize the purpose of detecting the hardness of the device, the fixed table 5 is arranged at the upper end of the bottom plate 1 and is used for placing the fastener, the surface thread of the fixed table is matched with the threaded hole in the second clamping block 9 by the rotation of the threaded rod 11 in the clamping mechanism, the threaded rod 11 drives the second clamping block 9 to slide in the T-shaped groove 14 while rotating, the lower part of the second clamping block 9 is T-shaped and is matched with the groove shape of the T-shaped groove 14, the T-shaped groove 14 is arranged as T-shaped and can play a limiting role, so as to improve the stability of the clamping component when in use, the first clamping block 8 in the clamping component is arranged at the upper end of the fixed table 5, the fastener placed between the first clamping block 8 and the second clamping block 9 can be fixed through the matching of the first clamping block 8 and the second clamping block 9, so that the operation of the detection assembly is facilitated, and the fastener is prevented from being separated from the equipment in the hardness detection process to influence the use efficiency of the detection device.

Specifically referring to fig. 4, the detecting assembly includes a hydraulic cylinder 17, a pressing plate 18 and two blocks 16, wherein the two blocks 16 are fixedly connected to the bottom inner wall of the detecting box 3, the hydraulic cylinder 17 is fixedly connected between the two blocks 16, an extending end of the hydraulic cylinder 17 movably penetrates through the lower end of the detecting box 3 and extends downward, and the pressing plate 18 is fixedly connected to the extending end of the hydraulic cylinder 17.

In this embodiment: fixture block 16 among the detection subassembly plays the effect of fixed hydraulic cylinder 17, through hydraulic cylinder 17's operation, its extension end drives clamp plate 18 and reciprocates, contact the surface of fastener during the downstream, make the fastener take place deformation through the pressure effect, the deformation degree monitors through clamp plate 18, the inside pressure sensor that is equipped with of clamp plate 18, a pressure size for detecting and applying on the fastener surface, pressure sensor and hydraulic cylinder 17 are prior art and are here not do too much to describe repeatedly.

Referring to fig. 3, each of the limiting assemblies includes a sliding slot 15, a sliding rod 12, a spring 13 and a sliding block, the sliding slot 15 is disposed at the upper end of the fixing table 5, the sliding rod 12 is fixedly connected in the sliding slot 15, the sliding block is fixedly connected to the lower end of the second clamping block 9, the sliding block is slidably connected to the circumferential surface of the sliding rod 12, and the spring 13 is fixedly connected between the side wall of the sliding slot 15 and the sliding block.

In this embodiment: spout 15 in the spacing subassembly is used for connecting slide bar 12, slide bar 12 is fixed in between the front and back inner wall of spout 15, slider sliding connection is in the surface of spout 15, and with fixed connection between second grip block 9, spacing subassembly through setting up can be further spacing to second grip block 9, make its operation more stable, second grip block 9 is under the effect of the elasticity of removal in-process through spring 13, make second grip block 9 receive the elastic action all the time, make its and the centre gripping between the first grip block 8 fasten more, it is stable.

Referring to fig. 1, two connecting blocks 6 are fixedly connected to the upper end of a bottom plate 1, rotating holes are formed in the side ends of the two connecting blocks 6, rotating rods 10 are rotatably connected in the two rotating holes, one ends of the two rotating rods 10 respectively and movably penetrate through the side walls of two T-shaped grooves 14 and are fixedly connected with threaded rods 11, and handles 7 are fixedly connected to the other ends of the two rotating rods 10.

In this embodiment: through the effect that two connecting blocks 6 that set up support and connect bull stick 10, bull stick 10 rotates in the rotation hole that connecting block 6 side was seted up, bull stick 10 activity run through to T type inslot 14 and with between the threaded rod 11 fixed connection, handle 7 through the other end setting of bull stick 10, can convenient to use person rotates, handle 7 drives bull stick 10 pivoted and drives threaded rod 11 and rotate simultaneously, threaded rod 11 drives second grip block 9 and slides in T type inslot 14 when rotating, place the fastener between first grip block 8 and the second grip block 9, rotatory handle 7 control second grip block 9 removes to first grip block 8, realize the fixed of fastener, can avoid the fastener to break away from this device at the testing process in hardness testing link, satisfy the needs of using.

Referring to fig. 2, the four corners of the lower end of the bottom plate 1 are fixedly connected with supporting legs.

In this embodiment: the four supporting legs play a role in supporting the device, and the bottom of each supporting leg is provided with anti-skidding lines for improving the friction force between the supporting leg and the opposite supporting leg, so that the stability of the device during use is improved.

Referring to fig. 4, the upper end of the detection box 3 is fixedly connected with a display screen 4, a signal receiving terminal is arranged in the display screen 4, a signal output terminal is arranged in the hydraulic cylinder 17, and the signal output terminal is connected with the signal receiving terminal in a model mode.

In this embodiment: the display screen 4 is in signal connection with the hydraulic cylinder 17, the hydraulic cylinder 17 controls the pressing plate 18 to press the firmware downwards, the pressure sensor inside the pressing plate 18 transmits signals to the signal output terminal in the hydraulic cylinder 17, the signal output terminal processes the data and transmits the data to the signal receiving terminal in the display screen 4, and the signal receiving terminal displays the digital models in the display screen 4 in the form of images for a user to check.

The utility model discloses a theory of operation and use flow: when the device is used, firstly, fasteners are placed between a first clamping block 8 and a second clamping block 9 in two groups of clamping assemblies, a rotating rod 10 is driven to rotate through a rotating handle 7, the rotating rod 10 drives a threaded rod 11 in the clamping assemblies to rotate while rotating, the threaded rod 11 approaches to the first clamping block 8 in the rotating process to fix the fasteners in the clamping assemblies, the second clamping block 9 and the first clamping block 8 are clamped more stably under the action of elastic force of a spring 13 in a limiting assembly after the fasteners are fixed, after the clamping is finished, a hydraulic cylinder 17 in a detection assembly is controlled to operate, a thin rod of the hydraulic cylinder drives a pressing plate 18 to move downwards and cover the surface of the fasteners, a pressure sensor is arranged on the surface of the pressing plate 18, the fasteners are deformed through the pressure generated by the pressing of the pressing plate 18 to judge the hardness of the fasteners, and the pressure sensor transmits pressure detection models to a signal output terminal in the hydraulic cylinder 17, signal output terminal passes through display screen 4 with signal processing and transmits for the signal reception terminal in the display screen 4, finally presents with the form of image, supplies the user to look over, and through the centre gripping subassembly in this device, consolidates the fastener of placing in this device, prevents that it from taking place the skew in the testing process to improve the detection efficiency of this device.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A hardness testing apparatus for a fastener, comprising:

the detection device comprises a bottom plate (1), wherein a side end of the bottom plate (1) is fixedly connected with a side plate (2), and a side end of the side plate (2) is fixedly connected with a detection box (3);

the detection assembly is arranged in the detection box (3) to realize the monitoring;

the fixing table (5), the fixing table (5) is fixedly connected to the upper end of the bottom plate (1);

the clamping device comprises two groups of clamping assemblies, wherein each group of clamping assemblies is arranged in a fixed table (5), each group of clamping assemblies comprises a T-shaped groove (14), a first clamping block (8), a second clamping block (9) and a threaded rod (11), the T-shaped groove (14) is formed in the upper end of the fixed table (5), the first clamping block (8) is fixedly connected to the upper end of the fixed table (5), the second clamping block (9) is slidably connected in the T-shaped groove (14), a threaded hole is formed in the side end of the second clamping block (9), the threaded rod (11) is rotatably connected in the T-shaped groove (14), and the threaded rod (11) is in threaded connection with the threaded hole; and

and the two groups of limiting assemblies are arranged in the fixed table (5), and each group of limiting assemblies is connected with the second clamping block (9) respectively to reinforce the same.

2. The hardness tester for a fastener according to claim 1, wherein: the detection assembly comprises a hydraulic cylinder (17), a pressure plate (18) and two fixture blocks (16), the two fixture blocks (16) are fixedly connected with the bottom inner wall of the detection box (3), the hydraulic cylinder (17) is fixedly connected between the two fixture blocks (16), the extension end of the hydraulic cylinder (17) movably penetrates through the lower end of the detection box (3) and extends downwards, and the pressure plate (18) is fixedly connected with the extension end of the hydraulic cylinder (17).

3. The hardness tester for a fastener according to claim 2, wherein: every group spacing subassembly all includes spout (15), slide bar (12), spring (13) and slider, the upper end of fixed station (5) is seted up in spout (15), slide bar (12) fixed connection is in spout (15), slider fixed connection is in the lower extreme of second grip block (9), and slider sliding connection is in the circumferential surface of slide bar (12), spring (13) fixed connection is between the lateral wall and the slider of spout (15).

4. A hardness tester for a fastener according to claim 3, wherein: two connecting blocks (6) of upper end fixedly connected with of bottom plate (1), two the rotation hole has all been seted up to the side of connecting block (6), two rotate downthehole all to rotate and be connected with bull stick (10), two the one end of bull stick (10) respectively the activity run through the lateral wall of two T type grooves (14) and with threaded rod (11) between fixed connection, two the equal fixedly connected with handle (7) of the other end of bull stick (10).

5. The hardness tester for a fastener according to claim 4, wherein: supporting legs are fixedly connected to four corners of the lower end of the bottom plate (1).

6. The hardness tester for a fastener according to claim 5, wherein: the upper end fixedly connected with display screen (4) of detection case (3), be equipped with signal reception terminal in display screen (4), be equipped with signal output terminal in hydraulic cylinder (17), the model is connected between signal output terminal and the signal reception terminal.