Hardness testing device for detecting high-precision stamping part
By introducing protection and limiting mechanisms into the hardness test device, the problems of hard particles splashing and limiting instability are solved, and safe and stable detection of high-precision stamping parts is achieved.
Patent Information
- Application Number
- CN202420836407.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-22
- Publication Date
- 2024-12-31
- Estimated Expiration
- 2034-04-22
AI Technical Summary
When the existing hardness testing devices detect high-precision stamping parts, they are prone to splashing hard particles, which lead to safety hazards, and the limit is not stable enough, making it difficult to adapt to stamping parts of different sizes.
A high-precision stamping hardness testing device for detection including a protection mechanism and a limiting mechanism is designed. By setting up a protective cover and positioning block barrier particles, the rotation of the protective cover and the movement of the limiting block is achieved using a rotating assembly and a gear system. The height and limit of stamping parts are adjusted by combining the limiting mechanism through the worm and thread system.
It effectively avoids the safety hazards of hard particles splashing, ensures the stable limit and height adjustment of stamping parts, and improves the safety and efficiency of detection.
Smart Images
Figure CN222280378U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of hardness testing devices, in particular to a hardness testing device for detecting high-precision stamping parts. Background Art
[0002] High-precision stamping parts are formed by a processing method in which a press and a die apply external force to plates, strips, tubes and profiles to cause them to undergo plastic deformation or separation, thereby obtaining stamping parts of the desired shape and size. In the inspection process of high-precision stamping parts, a hardness testing device is required.
[0003] According to the description of a hardness tester for precision stamping parts detection disclosed on the patent website (authorization announcement number: CN218036206U), "The utility model provides a hardness tester for precision stamping parts detection, including a base, a connecting box, a tester body and a lifting assembly. The upper surface of the base is provided with a connecting box, the lower surface of the connecting box is fixedly connected to the upper surface of the base, the outer surface of the connecting box is provided with a tester body, one side of the tester body is fixedly connected to the outer surface of the connecting box, the outer surface of the tester body is provided with a display screen, the display screen is fixedly connected to the tester body, and a lifting assembly is provided inside the tester body. The lifting assembly includes a first fixed block, a first threaded column, a sleeve, a first gear, a cylinder, a limiter and an external threaded column. The utility model provides a hardness tester for precision stamping parts detection, which has the advantages of simple and convenient operation, can greatly save the detection time of detection personnel, and greatly improve the detection efficiency."
[0004] In view of the above description, the applicant believes that there are the following problems:
[0005] During use of the utility model, the fixing device can be moved up and down by rotating the rotating column, thereby adjusting the height of the fixing device to facilitate the detection of stamping parts of various sizes. However, during the actual test process, accompanied by the hardness test of the stamping parts, hard particles are prone to splashing. Since the hard particles cannot be blocked, it is easy to cause certain safety hazards. Moreover, only one end of the stamping part can be limited by the lower pressure plate. During actual use, it is not convenient to stably limit the stamping part, which has certain limitations. Therefore, it is necessary to improve a hardness testing device for high-precision stamping parts detection to solve the above problems. Utility Model Content
[0006] The purpose of the utility model is to provide a hardness testing device for high-precision stamping parts detection to solve the problems raised in the above background technology.
[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a hardness testing device for detecting high-precision stamping parts, comprising a base, a connecting box body is fixedly installed on the top of the base, a tester body is fixedly installed on the front of the connecting box body, a testing device is arranged at the bottom of the tester body, a protective mechanism is arranged on the outside of the connecting box body, and a limiting mechanism is arranged inside the base.
[0008] The protection mechanism comprises a rotating assembly and a moving assembly, wherein the rotating assembly is arranged outside the connecting box, and the moving assembly is arranged outside the base.
[0009] Preferably, the rotating assembly includes a rotating rod, which is rotatably mounted on the outside of the connecting box, a positioning block is fixedly mounted on one end of the rotating rod, a protective cover is slidably mounted on the outside of the positioning block, a bolt is threadedly mounted on the internal thread of the protective cover, the bolt is threadedly mounted on the positioning block, a gear is fixedly mounted on the outside of the rotating rod, a rack is meshed on the outside of the gear, a limiting block is fixedly mounted on the right side of the connecting box, and a limiting plate is fixedly mounted on the outside of the limit block to facilitate blocking of particles generated during the detection process.
[0010] Preferably, a through slot is provided inside the rack at a position corresponding to the limit block, and the limit block is slidably installed in the through slot to facilitate the limiting work of the rack.
[0011] Preferably, the moving component includes a connecting shell, which is fixedly mounted on the right side of the base, a slide is slidably mounted on the inner wall of the connecting shell, a connecting rod is fixedly mounted on the top of the slide, the top of the connecting rod is fixedly mounted on the bottom of the rack, a sliding column is fixedly mounted on the front of the slide, the sliding column is slidably mounted on the connecting shell, a handle is fixedly mounted on the end of the sliding column away from the slide, a slot is provided inside the base, the handle is slidably mounted on the slot, a limiting column is fixedly mounted on the inner wall of the connecting shell, and a spring is fixedly mounted between the front of the slide and the connecting shell to facilitate the rotation of the protective cover.
[0012] Preferably, a through slot is provided inside the connecting shell at a position corresponding to the connecting rod, and the connecting rod is slidably installed in the through slot to facilitate the movement of the connecting rod.
[0013] Preferably, the limiting mechanism includes a worm screw, which is rotatably mounted inside the base, a first hand wheel is fixedly mounted on the front side of the worm screw, a worm wheel is meshed on the outside of the worm screw, a threaded barrel is fixedly mounted inside the worm wheel, the threaded barrel is rotatably mounted with the base, a threaded column is mounted on the internal thread of the threaded barrel, a telescopic rod is fixedly mounted inside the base, a placement seat is fixedly mounted on the top of the threaded column, the telescopic rod is fixedly mounted on the placement seat, a two-way threaded rod is rotatably mounted inside the placement seat, a second hand wheel is fixedly mounted on the right end of the two-way threaded rod, a threaded block is mounted on the external thread of the two-way threaded rod, and a splint is fixedly mounted on the top of the threaded block to facilitate the limiting work of the stamping part.
[0014] Preferably, a sliding groove is provided inside the placement seat at a position corresponding to the threaded block, and the threaded block is slidably installed in the sliding groove to facilitate the movement of the threaded block.
[0015] Compared with the prior art, the utility model provides a hardness testing device for high-precision stamping parts inspection, which has the following beneficial effects:
[0016] 1. The hardness testing device for high-precision stamping parts inspection has a protective mechanism. During use, the protective cover is used to block the hard particles generated during the hardness test to avoid potential safety hazards. The positioning block and bolts are used to facilitate the positioning and limiting of the protective cover. The handle is pulled until the handle and the slot are slid and installed, so that the slide plate squeezes the spring. With the movement of the slide plate, the connecting rod and the rack move. With the cooperation of the gear, the rotating rod and the protective cover rotate, which is convenient for the subsequent placement and removal of the stamping parts.
[0017] 2. The hardness testing device for high-precision stamping parts inspection has a limit mechanism. During use, the worm is rotated by rotating the first hand wheel, and the threaded barrel is rotated with the cooperation of the worm wheel. With the cooperation of the threaded column and the telescopic rod, the height of the placement seat can be adjusted to ensure that the subsequent stamping parts can contact the testing device. The threaded block installed on the external thread of the bidirectional threaded rod is moved by rotating the second hand wheel, and with the cooperation of the splint, the stamping parts can be stably limited. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:
[0019] Figure 1This is a schematic diagram of the front structure of the utility model;
[0020] Figure 2 It is a schematic diagram of the side structure of the utility model;
[0021] Figure 3 This is a schematic diagram of the structure of the rotating assembly of the utility model;
[0022] Figure 4 This is a schematic diagram of the position relationship of the limiting piece of the utility model;
[0023] Figure 5 This is a schematic diagram of the position relationship of the connecting rod of the utility model;
[0024] Figure 6 This is a schematic diagram of the spring position relationship of the utility model;
[0025] Figure 7 This is a schematic diagram of the position relationship of the worm gear of the utility model;
[0026] Figure 8 This is a schematic diagram of the position relationship of the threaded block of the utility model.
[0027] In the figure: 1. base; 2. connecting box; 3. tester body; 4. testing device; 5. protection mechanism; 51. rotating assembly; 511. rotating rod; 512. positioning block; 513. protective cover; 514. bolt; 515. gear; 516. rack; 517. limit block; 518. limit plate; 52. moving assembly; 521. connecting shell; 522. slide plate; 523. connecting rod; 524. sliding column; 525. handle; 526. slot; 527. limit column; 528. spring; 6. limit mechanism; 601. worm; 602. first hand wheel; 603. worm wheel; 604. threaded barrel; 605. threaded column; 606. telescopic rod; 607. placement seat; 608. two-way threaded rod; 609. second hand wheel; 610. threaded block; 611. splint. DETAILED DESCRIPTION
[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0029] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0030] Embodiment 1:
[0031] See also Figure 1-6 The utility model provides a technical solution: a hardness testing device for high-precision stamping parts inspection, including a base 1, a connecting box 2 is fixedly installed on the top of the base 1, a tester body 3 is fixedly installed on the front of the connecting box 2, a testing device 4 is arranged at the bottom of the tester body 3, a protective mechanism 5 is arranged outside the connecting box 2, and a limiting mechanism 6 is arranged inside the base 1.
[0032] The protection mechanism 5 includes a rotating assembly 51 and a moving assembly 52 . The rotating assembly 51 is arranged outside the connecting box 2 , and the moving assembly 52 is arranged outside the base 1 .
[0033] Furthermore, the rotating assembly 51 includes a rotating rod 511, which is rotatably installed on the outside of the connecting box 2, a positioning block 512 is fixedly installed on one end of the rotating rod 511, a protective cover 513 is slidably installed on the outside of the positioning block 512, a bolt 514 is threadedly installed on the internal thread of the protective cover 513, the bolt 514 is threadedly installed on the positioning block 512, a gear 515 is fixedly installed on the outside of the rotating rod 511, and a rack 516 is meshed on the outside of the gear 515, a limit block 517 is fixedly installed on the right side of the connecting box 2, and a limit plate 518 is fixedly installed on the outside of the limit block 517, so as to block the particles generated during the detection process.
[0034] Furthermore, a through slot is provided inside the rack 516 at a position corresponding to the limiting block 517 , and the limiting block 517 is slidably installed in the through slot to facilitate the limiting work of the rack 516 .
[0035] Furthermore, the moving component 52 includes a connecting shell 521, which is fixedly installed on the right side of the base 1. A slide plate 522 is slidably installed on the inner wall of the connecting shell 521. A connecting rod 523 is fixedly installed on the top of the slide plate 522. The top of the connecting rod 523 is fixedly installed on the bottom of the rack 516. A sliding column 524 is fixedly installed on the front of the slide plate 522. The sliding column 524 is slidably installed on the connecting shell 521. A handle 525 is fixedly installed on the end of the sliding column 524 away from the slide plate 522. A slot 526 is opened inside the base 1. The handle 525 is slidably installed on the slot 526. A limiting column 527 is fixedly installed on the inner wall of the connecting shell 521. A spring 528 is fixedly installed between the front of the slide plate 522 and the connecting shell 521 to facilitate the rotation of the protective cover 513.
[0036] Furthermore, a through slot is provided inside the connecting shell 521 at a position corresponding to the connecting rod 523 , and the connecting rod 523 is slidably installed in the through slot, so as to facilitate the movement of the connecting rod 523 .
[0037] Embodiment 2:
[0038] See also Figure 7-8 , and combined with Example 1, it is further obtained that the limiting mechanism 6 includes a worm 601, which is rotatably installed inside the base 1, a first hand wheel 602 is fixedly installed on the front of the worm 601, a worm wheel 603 is meshed on the outside of the worm 601, a threaded barrel 604 is fixedly installed inside the worm wheel 603, the threaded barrel 604 is rotatably installed with the base 1, a threaded column 605 is installed on the internal thread of the threaded barrel 604, a telescopic rod 606 is fixedly installed inside the base 1, a placement seat 607 is fixedly installed on the top of the threaded column 605, the telescopic rod 606 is fixedly installed on the placement seat 607, a bidirectional threaded rod 608 is rotatably installed inside the placement seat 607, a second hand wheel 609 is fixedly installed on the right end of the bidirectional threaded rod 608, a threaded block 610 is installed on the external thread of the bidirectional threaded rod 608, and a splint 611 is fixedly installed on the top of the threaded block 610, which is convenient for limiting the stamping part.
[0039] Furthermore, a sliding groove is provided inside the placement seat 607 at a position corresponding to the threaded block 610 , and the threaded block 610 is slidably installed in the sliding groove to facilitate the movement of the threaded block 610 .
[0040] In actual operation, when the device is used, the protective cover 513 is provided to block the hard particles generated during the hardness test to avoid potential safety hazards. The positioning block 512 and the bolt 514 are provided to facilitate the positioning and limiting of the protective cover 513. By pulling the handle 525 until the handle 525 and the card slot 526 are slidably installed, the slide plate 522 squeezes the spring 528. With the movement of the slide plate 522, the connecting rod 523 and the rack 516 move. With the cooperation of the gear 515, the rotating rod 511 and the protective cover 513 are The protective cover 513 is rotated to facilitate the subsequent placement and removal of the stamped parts. By rotating the first hand wheel 602, the worm 601 is rotated. With the cooperation of the worm wheel 603, the threaded barrel 604 is rotated. With the cooperation of the threaded column 605 and the telescopic rod 606, the height of the placement seat 607 can be adjusted to ensure that the subsequent stamped parts can contact the testing device 4. By rotating the second hand wheel 609, the threaded block 610 installed with the external thread of the bidirectional threaded rod 608 is moved. With the cooperation of the splint 611, the stamped parts can be stably limited.
[0041] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.
Claims
1. A hardness testing device for high-precision stamping parts inspection, comprising a base (1), characterized in that: A connection box (2) is fixedly mounted on the top of the base (1), a tester body (3) is fixedly mounted on the front of the connection box (2), a test device (4) is arranged at the bottom of the tester body (3), a protection mechanism (5) is arranged outside the connection box (2), and a limit mechanism (6) is arranged inside the base (1); The protection mechanism (5) comprises a rotating assembly (51) and a moving assembly (52); the rotating assembly (51) is arranged outside the connecting box (2), and the moving assembly (52) is arranged outside the base (1).
2. A hardness testing device for high-precision stamping parts inspection according to claim 1, characterized in that: The rotating assembly (51) comprises a rotating rod (511), wherein the rotating rod (511) is rotatably mounted on the outside of the connecting box (2), a positioning block (512) is fixedly mounted on one end of the rotating rod (511), a protective cover (513) is slidably mounted on the outside of the positioning block (512), a bolt (514) is threadedly mounted on the inside of the protective cover (513), and the bolt (514) is threadedly mounted on the positioning block (512), a gear (515) is fixedly mounted on the outside of the rotating rod (511), and a rack (516) is meshed on the outside of the gear (515), a limiting block (517) is fixedly mounted on the right side of the connecting box (2), and a limiting plate (518) is fixedly mounted on the outside of the limiting block (517).
3. A hardness testing device for high-precision stamping parts inspection according to claim 2, characterized in that: A through slot is provided inside the rack (516) at a position corresponding to the limit block (517), and the limit block (517) is slidably installed in the through slot.
4. A hardness testing device for high-precision stamping parts inspection according to claim 2, characterized in that: The moving assembly (52) comprises a connecting shell (521), the connecting shell (521) is fixedly mounted on the right side of the base (1), a slide plate (522) is slidably mounted on the inner wall of the connecting shell (521), a connecting rod (523) is fixedly mounted on the top of the slide plate (522), the top of the connecting rod (523) is fixedly mounted on the bottom of the rack (516), a sliding column (524) is fixedly mounted on the front side of the slide plate (522), and the sliding column (524) is fixedly mounted on the front side of the slide plate (522). 24) is slidably mounted with the connecting shell (521), a handle (525) is fixedly mounted on one end of the sliding column (524) away from the sliding plate (522), a slot (526) is provided inside the base (1), the handle (525) is slidably mounted with the slot (526), a limiting column (527) is fixedly mounted on the inner wall of the connecting shell (521), and a spring (528) is fixedly mounted between the front side of the sliding plate (522) and the connecting shell (521).
5. A hardness testing device for high-precision stamping parts inspection according to claim 4, characterized in that: A through slot is provided inside the connection shell (521) at a position corresponding to the connection rod (523), and the connection rod (523) is slidably mounted in the through slot.
6. A hardness testing device for high-precision stamping parts inspection according to claim 4, characterized in that: The limiting mechanism (6) comprises a worm (601), the worm (601) being rotatably mounted inside the base (1), a first hand wheel (602) being fixedly mounted on the front side of the worm (601), a worm wheel (603) being meshed on the outside of the worm (601), a threaded barrel (604) being fixedly mounted inside the worm wheel (603), the threaded barrel (604) being rotatably mounted on the base (1), a threaded column (605) being mounted on the internal thread of the threaded barrel (604), and the internal thread of the base (1) being fixedly mounted on the inside of the worm wheel (603). A telescopic rod (606) is fixedly installed, a placement seat (607) is fixedly installed on the top of the threaded column (605), the telescopic rod (606) and the placement seat (607) are fixedly installed, a bidirectional threaded rod (608) is rotatably installed inside the placement seat (607), a second hand wheel (609) is fixedly installed on the right end of the bidirectional threaded rod (608), a thread block (610) is installed on the external thread of the bidirectional threaded rod (608), and a clamping plate (611) is fixedly installed on the top of the thread block (610).
7. A hardness testing device for high-precision stamping parts inspection according to claim 6, characterized in that: A sliding groove is provided inside the placement seat (607) at a position corresponding to the threaded block (610), and the threaded block (610) is slidably installed in the sliding groove.