CN213456503U

CN213456503U - Hardness measuring device for die workpiece

Info

Publication number: CN213456503U
Application number: CN202022049679.7U
Authority: CN
Inventors: 陈一波
Original assignee: Chengdu Jingshicheng Technology Co ltd
Current assignee: Chengdu Jingshicheng Technology Co ltd
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-06-15
Anticipated expiration: 2030-09-18

Abstract

The utility model discloses a hardness measurement device for mould work piece belongs to hardness measurement technical field. A hardness measuring device for a die workpiece comprises a box body, wherein the upper end of the box body is fixedly connected with a driving motor, the output end of the driving motor is fixedly connected with a driving wheel, two ends in the box body are rotatably connected with a threaded rod through a rotating shaft, the two driven wheels are connected with the driving wheel through belts, a movable plate is arranged in the box body, the two threaded rods are respectively connected with the two ends of the movable plate through threads in a rotating way, the utility model adopts the arrangement of the cylinder, the first piston, the second piston and the semicircular arc block, when the hardness tester moves down, the clamp plate can fix the workpiece without arranging other driving devices to drive the clamp plate, thereby reducing the production cost of the device, meanwhile, the clamping plate can further clamp the workpiece according to the downward moving degree of the hardness tester under the action of the second piston, so that the practicability of the device is greatly improved.

Description

Hardness measuring device for die workpiece

Technical Field

The utility model relates to a hardness measurement technical field especially relates to a hardness measurement device for mould work piece.

Background

The size, hardness and flatness of the die need to be detected in the manufacturing process of the die, a hardness tester is needed to detect the die, the hardness tester is mainly divided into a table-type hardness tester and a portable hardness tester, the portable hardness tester is used for testing installed mechanical or permanent assembly parts, and the portable hardness tester is characterized by being convenient to carry, integrates the portable hardness testers such as Leeb, Brinell, Rockwell and the like, can realize free conversion of 7 different hardness values, and eliminates the problem that the conventional hardness tester needs to manually search the hardness tester to carry out a cable program.

However, the existing mold workpiece hardness measuring device is generally not provided with a clamping device, so that the deviation of the measuring result is often caused by the shaking of the workpiece, and the hardness of the spherical workpiece cannot be directly measured.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving and though there is some mould work piece hardness measuring device to have clamping device, but need other drive arrangement to drive splint, improved measuring device's manufacturing cost greatly, splint can not further press from both sides tightly the work piece according to the degree that the hardness detector moved down moreover, therefore the lower problem of practicality, and the hardness measuring device for the mould work piece that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a hardness measuring device for a mold workpiece comprises a box body, wherein a driving motor is fixedly connected to the upper end of the box body, the output end of the driving motor is fixedly connected with a driving wheel, two ends in the box body are rotatably connected with threaded rods through rotating shafts, one end, close to the driving motor, of each threaded rod penetrates through the box body, a driven wheel is fixedly connected with the two driven wheels, the two driven wheels are connected with the driving wheel through belts, a movable plate is arranged in the box body, the two threaded rods are respectively rotatably connected with two ends of the movable plate through threads, a hardness detector is connected onto the movable plate, a placing table is arranged between the threaded rods and fixedly connected to the lower end in the box body, air cylinders are fixedly connected to two sides of the upper end of the placing table, a first piston and a second piston are slidably connected in the air cylinders, be equipped with two symmetrical fixed blocks between first piston, the second piston, fixed connection between fixed block and the cylinder, all be connected through return spring between first piston, second piston and the fixed block, threaded rod lower extreme both sides fixedly connected with and first piston assorted semicircle arc piece, the one end fixedly connected with splint of first piston are kept away from to the second piston.

Preferably, the two sides of the upper end of the box body are fixedly connected with bearings, and the threaded rod is rotatably connected in the bearings.

Preferably, the upper end of the box body is fixedly connected with a sound insulation box, and the driving motor is fixed in the sound insulation box.

Preferably, the two sides of the lower end of the box body are fixedly connected with supporting blocks, and the supporting blocks are rotatably connected with fixing bolts through threads.

Preferably, the hardness detector is detachably connected with the moving plate through threads.

Preferably, the driving motor is vertically installed at the upper end of the box body.

Preferably, the number of the threaded rods is two, and the threaded rods are symmetrically arranged at two ends inside the box body.

Preferably, the moving plate is horizontally arranged in the box body.

Preferably, the placing table is fixedly installed at the center of the inner lower end of the cabinet.

Preferably, the number of the cylinders is two, the cylinders are horizontally arranged on two sides of the upper end of the placing table respectively and are symmetrical to each other.

Compared with the prior art, the utility model provides a hardness measurement device for mould work piece possesses following beneficial effect:

1. when the hardness measuring device for the die workpiece is used by a user, the device is firstly moved to a working designated position, then the workpiece to be detected is placed between two clamping plates on a placing table, then a driving motor is started to enable the driving wheel to rotate, the driving wheel drives a driven wheel to rotate through a belt, the driven wheel drives a threaded rod to rotate, wherein a movable plate is rotatably connected with the threaded rod through threads, so that the movable plate is driven to move up and down when the threaded rod rotates, air cylinders are fixedly connected to two sides of the upper end of the placing table, a first piston and a second piston are slidably connected in the air cylinders, one end of the first piston, far away from the second piston, is in an arc shape, two symmetrical fixed blocks are arranged between the first piston and the second piston, the fixed blocks are fixedly connected with the air cylinders, and the first piston, the second piston and the fixed blocks, the two sides of the lower end of the threaded rod are fixedly connected with semicircular arc blocks matched with the first piston, one end of the second piston, far away from the first piston, is fixedly connected with a clamping plate, when the threaded rod rotates, the semicircular arc blocks also rotate along with the threaded rod, so that the first piston is driven to move back and forth in the cylinder, the second piston is pushed by gas generated by the back and forth movement of the first piston to move towards a detected workpiece, so that the two clamping plates are tightly attached to the detected workpiece and are fixed, the detected workpiece is prevented from sliding during detection, and inconvenience is brought to hardness measurement;

the device does not relate to the part all the same with prior art or can adopt prior art to realize, the utility model discloses a cylinder, the setting of first piston, second piston, semicircle arc piece when the hardness testing meter moves down, can also make splint fix the work piece, need not set up other drive arrangement again and drive splint, the effectual manufacturing cost who reduces the device, splint can further press from both sides tightly the work piece according to the degree that the hardness testing meter moved down under the effect of second piston simultaneously, have improved the device's practicality greatly.

Drawings

Fig. 1 is one of schematic structural diagrams of a hardness measuring device for a mold workpiece according to the present invention;

fig. 2 is a schematic structural view of a portion a in fig. 1 of a hardness measuring device for a mold workpiece according to the present invention;

fig. 3 is a second schematic structural diagram of a hardness measuring device for a mold workpiece according to the present invention.

In the figure: 1. a box body; 2. a drive motor; 3. a driving wheel; 4. a threaded rod; 5. a bearing; 6. moving the plate; 7. a hardness tester; 8. a placing table; 9. a semicircular arc block; 10. a splint; 11. a cylinder; 12. a first piston; 13. a second piston; 14. a return spring; 15. a fixed block; 101. a sound insulation box; 102. a support block; 103. and (5) fixing the bolt.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1-3, a hardness measuring device for a mold workpiece comprises a box body 1, a driving motor 2 is fixedly connected to the upper end of the box body 1, a driving wheel 3 is fixedly connected to the output end of the driving motor 2, threaded rods 4 are rotatably connected to two ends inside the box body 1 through rotating shafts, one end of each threaded rod 4 close to the driving motor 2 penetrates through the box body 1 and is fixedly connected with a driven wheel, the two driven wheels are both connected with the driving wheel 3 through belts, a moving plate 6 is arranged in the box body 1, the two threaded rods 4 are respectively rotatably connected with two ends of the moving plate 6 through threads, a hardness tester 7 is connected to the moving plate 6, a placing table 8 is arranged between the two threaded rods 4, the placing table 8 is fixedly connected to the lower end inside the box body 1, air cylinders 11 are fixedly connected to two sides of the upper end of the placing table 8, a first piston 12 and, two symmetrical fixing blocks 15 are arranged between the first piston 12 and the second piston 13, the fixing blocks 15 are fixedly connected with the cylinder 11, the first piston 12, the second piston 13 and the fixing blocks 15 are connected through a return spring 14, two sides of the lower end of the threaded rod 4 are fixedly connected with semicircular blocks 9 matched with the first piston 12, and one end of the second piston 13 far away from the first piston 12 is fixedly connected with a clamping plate 10.

When the device is used by a user, firstly, the device is moved to a designated working position, then a detected workpiece is placed between two clamping plates 10 on a placing table 8, then a driving motor 2 is started to enable a driving wheel 3 to rotate, the driving wheel 3 drives a driven wheel to rotate through a belt, the driven wheel drives a threaded rod 4 to rotate, wherein a movable plate 6 is rotatably connected with the threaded rod 4 through threads, so that the movable plate 6 is driven to move up and down when the threaded rod 4 rotates, cylinders 11 are fixedly connected to two sides of the upper end of the placing table 8, a first piston 12 and a second piston 13 are slidably connected in the cylinders 11, one end of the first piston 12, which is far away from the second piston 13, is in an arc shape, two symmetrical fixed blocks 15 are arranged between the first piston 12 and the second piston 13, the fixed blocks 15 are fixedly connected with the cylinders 11, and the first piston 12, the second piston 13 and the fixed blocks 15 are, the two sides of the lower end of the threaded rod 4 are fixedly connected with semicircular blocks 9 matched with a first piston 12, one end of a second piston 13 far away from the first piston 12 is fixedly connected with a clamping plate 10, when the threaded rod 4 rotates, the semicircular blocks 9 also rotate along with the threaded rod to drive the first piston 12 to move back and forth in a cylinder 11, the second piston 13 moves towards a detected workpiece under the push of gas generated by the back and forth movement of the first piston 12, so that the two clamping plates 10 are tightly attached to the detected workpiece and are fixed, the detected workpiece is prevented from sliding during detection, and inconvenience is brought to hardness measurement, wherein one end of the cylinder 11 close to the first piston 12 and the first piston 12 are both provided with air inlets, one-way valves are arranged in the air inlets, when the first piston 12 moves inwards, outside air is pumped into the cylinder 11 through the air inlets, when the first piston 12 moves outwards, the method comprises the steps that gas is sucked into a cylinder 11 through an air inlet on a first piston 12 to be close to the inside of a second piston 13 through extrusion, thrust is generated on the second piston 13, when the gas in the cylinder 11 is excessive, redundant gas can be discharged outwards through a one-way valve, when a hardness detector 7 is attached to a detected workpiece, the hardness detector 7 is continuously moved downwards to measure the hardness of the workpiece, a user reads a reading displayed on the hardness detector 7, and therefore the measurement work of the workpiece is completed, the hardness detector 7 is portable and belongs to the prior art, and the description is omitted, wherein the hardness detector 7 can adopt but not limited to a hardness detector with the model number of BTE-YDJZS 1.

Example 2:

referring to fig. 1 to 3, a hardness measuring apparatus for a die workpiece, substantially the same as in example 1, further comprising: 1 upper end both sides fixedly connected with bearing 5 of box, threaded rod 4 rotate to be connected in bearing 5, through the setting of bearing 5, the effectual degree of wear that has reduced threaded rod 4 improves threaded rod 4's life.

Example 3:

referring to fig. 1 to 3, a hardness measuring apparatus for a die workpiece, substantially the same as in example 1, further comprising: 1 upper end fixedly connected with of box 101 gives sound insulation, and driving motor 2 fixes in sound insulation 101, and when driving motor 2 during operation, through the setting of sound insulation 101, can give sound insulation to it, and the propagation of isolated noise provides a comfortable operational environment for the staff.

Example 4:

referring to fig. 1 to 3, a hardness measuring apparatus for a die workpiece, substantially the same as in example 1, further comprising: the supporting block 102 is fixedly connected to two sides of the lower end of the box body 1, the fixing bolt 103 is rotatably connected to the supporting block 102 through threads, and the device can be fixed through the fixing bolt 103, so that the stability of the device is improved.

Example 5:

referring to fig. 1 to 3, a hardness measuring apparatus for a die workpiece, substantially the same as in example 1, further comprising: the hardness detector 7 is detachably connected with the moving plate 6 through threads, so that a user can conveniently disassemble and assemble the hardness detector 7.

It should be noted that in this patent application, electrical components are connected to an external master controller and a 220V commercial power point, and the master controller may be a conventional known device controlled by a computer, and it should be noted that in the above embodiment, the driving motor 2 may be a forward and reverse rotating motor with a model number of Y225S-M;

the utility model discloses a cylinder 11, first piston 12, second piston 13, semicircle arc piece 9's setting, when hardness detection meter 7 moves down, can also make splint 10 fix the work piece, need not set up other drive arrangement again and drive splint 10, the effectual manufacturing cost who reduces the device, splint 10 can be further pressed from both sides tightly the work piece according to the degree that hardness detection meter 7 moved down under second piston 13's effect simultaneously, the practicality that has improved the device greatly.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The hardness measuring device for the die workpiece comprises a box body (1) and is characterized in that a driving motor (2) is fixedly connected to the upper end of the box body (1), an output end of the driving motor (2) is fixedly connected with a driving wheel (3), two ends inside the box body (1) are rotatably connected with threaded rods (4) through rotating shafts, one end, close to the driving motor (2), of each threaded rod (4) penetrates through the box body (1) and is fixedly connected with driven wheels, the two driven wheels are connected with the driving wheel (3) through belts, a movable plate (6) is arranged in the box body (1), the two threaded rods (4) are respectively rotatably connected with two ends of the movable plate (6) through threads, a hardness detector (7) is connected onto the movable plate (6), a placing table (8) is arranged between the threaded rods (4), and the placing table (8) is fixedly connected to the lower end inside the box, place upper end both sides fixedly connected with cylinder (11) of platform (8), sliding connection has first piston (12), second piston (13) in cylinder (11), the one end that second piston (13) were kept away from in first piston (12) is the arc form, be equipped with two symmetrical fixed blocks (15) between first piston (12), second piston (13), fixed connection between fixed block (15) and cylinder (11), all be connected through return spring (14) between first piston (12), second piston (13) and fixed block (15), threaded rod (4) lower extreme both sides fixedly connected with and first piston (12) assorted semicircle piece (9), one end fixedly connected with splint (10) of first piston (12) are kept away from in second piston (13).

2. The hardness measuring device for the die workpiece as claimed in claim 1, wherein bearings (5) are fixedly connected to two sides of the upper end of the box body (1), and the threaded rod (4) is rotatably connected in the bearings (5).

3. The hardness measuring device for the die workpiece is characterized in that a sound insulation box (101) is fixedly connected to the upper end of the box body (1), and the driving motor (2) is fixed in the sound insulation box (101).

4. The hardness measuring device for the die workpiece according to claim 1, wherein supporting blocks (102) are fixedly connected to two sides of the lower end of the box body (1), and fixing bolts (103) are rotatably connected to the supporting blocks (102) through threads.

5. The hardness measuring device for the die workpiece according to claim 3, wherein the hardness detector (7) is detachably connected with the moving plate (6) through a thread.

6. The hardness measuring device for the die workpiece as claimed in claim 1, wherein the driving motor (2) is vertically installed at the upper end of the box body (1).

7. The hardness measuring device for the die workpiece as claimed in claim 1, wherein the number of the threaded rods (4) is two, and the threaded rods are symmetrically arranged at two ends inside the box body (1).

8. The hardness measuring device for the die workpiece according to claim 1, wherein the moving plate (6) is horizontally arranged in the box body (1).

9. The hardness measuring device for the die workpiece according to claim 1, wherein the placing table (8) is fixedly installed at the center of the inner lower end of the box body (1).

10. The hardness measuring device for the die workpiece according to claim 1, wherein the number of the air cylinders (11) is two, and the air cylinders are horizontally arranged on two sides of the upper end of the placing table (8) respectively and are symmetrical to each other.