Thread rolling wheel tooth thickness detection device

Abstract

The utility model relates to the technical field of thread rolling wheel production and processing, and specifically discloses a thread rolling wheel tooth thickness detection device, the thread rolling wheel tooth thickness detection device comprises a dial indicator, a fixed seat and a measuring rod, the dial indicator comprises a detection probe, one end of the detection probe is provided with a first contact surface, the first contact surface is used for contacting with the crest of a thread rolling wheel to be detected, and the measuring rod is arranged on the fixed seat. The dial indicator is installed on the fixing seat, the bottom end of the fixing seat is provided with a second contact surface, the first contact surface and the second contact surface are located on the same horizontal plane, and the measuring bar is used for being inserted into a tooth groove of the to-be-measured thread rolling wheel and making contact with the first contact surface. After the thread rolling wheel is machined, the thread rolling wheel can be directly detected on the grinding machine equipment by adopting the detection probe and matching with the measuring bar, the thread rolling wheel does not need to be disassembled, and when the size is poor, the thread rolling wheel can be ground again by immediately adjusting related parameters of the grinding machine equipment until the design requirement is met, so that the operation process is simplified, and the working efficiency is improved. The efficiency and convenience of thread rolling wheel detection and correction are effectively improved, and the final product quality is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the production and processing technology field of thread rolling wheel, especially to a thread rolling wheel tooth thickness detection device. BACKGROUND

[0002] The thread rolling wheel is a kind of precision tool that utilizes the characteristics of metal plastic deformation to roll out external thread on metal rod on thread rolling machine, and it forms thread by high-pressure plastic deformation instead of cutting, and is widely applied to the machining of high-strength bolts, screw rods, shaft parts and other standard parts.

[0003] In the process of producing and processing thread rolling wheel, the tooth thickness of thread rolling wheel cannot be directly detected on grinding machine equipment after processing thread rolling wheel, and it is needed to further disassemble thread rolling wheel, then measure the tooth thickness of thread rolling wheel by using a profilometer to verify whether the tooth thickness of thread rolling wheel meets the design requirements, if the tooth thickness is poor, it is needed to grind again after rechecking tooth shape and coordinate points on grinding machine equipment, the whole process involves precise mechanical adjustment and repeated operation, and the process is complicated, time-consuming and inconvenient.

[0004] Therefore, a thread rolling wheel tooth thickness detection device is needed to solve the above problems. CONTENT OF UTILITY MODEL

[0005] The utility model aims at providing a thread rolling wheel tooth thickness detection device to effectively improve the efficiency and convenience of thread rolling wheel detection and correction.

[0006] To achieve the above purpose, the utility model adopts the following technical solutions:

[0007] The utility model provides a thread rolling wheel tooth thickness detection device, which comprises:

[0008] A micrometer gauge, the micrometer gauge comprises a detection probe, one end of the detection probe is provided with a first contact surface, and the first contact surface is used for contacting the tooth top of the thread rolling wheel to be detected;

[0009] A fixing seat, the micrometer gauge is installed on the fixing seat, the bottom end of the fixing seat is provided with a second contact surface, the first contact surface and the second contact surface are located on the same horizontal plane,

[0010] A measuring rod, the measuring rod is used for being inserted into the tooth groove of the thread rolling wheel to be detected and being in contact with the first contact surface.

[0011] As a preferred technical scheme of the thread rolling wheel tooth thickness detection device, the dial gauge further comprises a dial plate and a guide cylinder, the dial plate is provided with a scale disc and a pointer, the guide cylinder is arranged at the lower end of the dial plate, and the guide cylinder is mounted on the fixing base, and the other end of the detection probe is slidably arranged in the guide cylinder.

[0012] As a preferred technical scheme of the thread rolling wheel tooth thickness detection device, the fixing base is provided with a through positioning groove hole, and the guide cylinder is arranged in the positioning groove hole.

[0013] As a preferred technical scheme of the thread rolling wheel tooth thickness detection device, the fixing base comprises a connecting block and a base, the connecting block is mounted on the base, and the guide cylinder is mounted on the connecting block.

[0014] As a preferred technical scheme of the thread rolling wheel tooth thickness detection device, the thread rolling wheel tooth thickness detection device further comprises a first connecting piece, a second connecting piece and a third connecting piece, the first connecting piece and the second connecting piece are arranged in the connecting block and connected with the base, and the third connecting piece is arranged in the connecting block and connected with the guide cylinder.

[0015] As a preferred technical scheme of the thread rolling wheel tooth thickness detection device, the connecting block is in the shape of a Chinese character "N".

[0016] As a preferred technical scheme of the thread rolling wheel tooth thickness detection device, the connecting block is in the shape of a Chinese character "N".

[0017] As a preferred technical scheme of the thread rolling wheel tooth thickness detection device, the first connecting piece, the second connecting piece and the third connecting piece are all bolts.

[0018] As a preferred technical scheme of the thread rolling wheel tooth thickness detection device, the bottom of the base is provided with a groove, and one end of the detection probe is arranged in the groove.

[0019] As a preferred technical scheme of the thread rolling wheel tooth thickness detection device, the thread rolling wheel tooth thickness detection device further comprises a protective cover, and the protective cover is detachably arranged at one end of the detection probe.

[0020] The thread rolling wheel tooth thickness detection device has the following beneficial effects:

[0021] The utility model provides a kind of thread rolling wheel tooth thickness detection device, the thread rolling wheel tooth thickness detection device includes: micrometer, fixed seat and measuring rod, micrometer includes detection probe, detection probe one end has first contact surface, first contact surface is used to contact the tooth top of the thread rolling wheel to be measured, micrometer is installed in fixed seat, the bottom end of fixed seat has second contact surface, first contact surface and second contact surface are located in the same horizontal plane, measuring rod is used to be inserted into the alveolus of the thread rolling wheel to be measured, and contact with first contact surface.Such setting, after thread rolling wheel processing is completed, detection probe can be used, and cooperate measuring rod directly on grinding machine equipment to detect thread rolling wheel, without further disassembling thread rolling wheel, when the size of detection is bad, can immediately adjust the relevant parameters of grinding machine equipment to regrind thread rolling wheel again, until satisfying design requirement, it further simplifies operation procedure, effectively promotes the efficiency and convenience of thread rolling wheel detection and correction, improve the final product quality. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 Structure diagram of the thread rolling wheel tooth thickness detection device provided by the utility model Figure One ;

[0023] Figure 2 Structure diagram of the thread rolling wheel tooth thickness detection device provided by the utility model Figure Two ;

[0024] Figure 3 Structure diagram of the measuring rod and the thread rolling wheel to be measured provided by the utility model.

[0025] Among them:

[0026] 1, detection probe;101, first contact surface;

[0027] 2, fixed seat;201, second contact surface;21, link block;22, base;221, recess;

[0028] 3, measuring rod;4, dial;5, first connecting piece;6, second connecting piece;7, third connecting piece;8, thread rolling wheel to be measured. DETAILED DESCRIPTION

[0029] The embodiments of the utility model are described in detail below, and the examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary, and are intended to explain the utility model, and cannot be understood as the limitation of the utility model.

[0030] In the description of the utility model, it is necessary to explain, the term "center", "upper", "lower", "left", "right", "vertical", "horizontal", "internal", "external" and so on indicate the orientation or position relation based on the orientation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the indicated device or element must have a particular orientation, a particular orientation and operation, therefore, it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance. Among them, the terms "first position" and "second position" are two different positions.

[0031] Unless otherwise expressly specified and limited, the terms "mounting", "connecting", "connecting", "fixing" should be understood broadly, for example, it can be fixed connection, can also be detachable connection; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the internal communication of two elements or the interaction relationship of two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0032] Unless otherwise expressly specified and limited, the first feature "on" or "under" the second feature can include that the first feature and the second feature are in direct contact, or the first feature and the second feature are not in direct contact but are in contact through another feature between them. Moreover, the first feature "on", "above" and "above" the second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature "under", "below" and "below" the second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0033] The technical scheme of the utility model will be further illustrated below in combination with the drawings and through specific embodiments.

[0034] As Figures 1 to 3As shown, the embodiment provides a thread rolling wheel tooth thickness detection device, which comprises a micrometer, a fixed seat 2 and a measuring rod 3. The micrometer comprises a detection probe 1, one end of the detection probe 1 is provided with a first contact surface 101, the first contact surface 101 is used to contact the tooth top of the thread rolling wheel 8 to be detected, the micrometer is installed on the fixed seat 2, the bottom end of the fixed seat 2 is provided with a second contact surface 201, the first contact surface 101 and the second contact surface 201 are located on the same horizontal plane, and the measuring rod 3 is used to be inserted into the tooth groove of the thread rolling wheel 8 to be detected and contact the first contact surface 101. In this way, after the thread rolling wheel is processed, the detection probe 1 can be used to directly detect the thread rolling wheel on the grinding machine equipment in cooperation with the measuring rod 3, without the need of further disassembling the thread rolling wheel. When the detected size is not good, the related parameters of the grinding machine equipment can be immediately adjusted to regrind the thread rolling wheel until the design requirements are met. The operation process is further simplified, the efficiency and convenience of thread rolling wheel detection and correction are effectively improved, and the final product quality is improved.

[0035] Further, the micrometer further comprises a dial 4 and a guide cylinder, the dial 4 is provided with a scale disc and a pointer, the guide cylinder is arranged at the lower end of the dial 4, and the guide cylinder is installed on the fixed seat 2, and the other end of the detection probe 1 is slidably arranged in the guide cylinder.

[0036] The specific operation process of the thread rolling wheel tooth thickness detection device is described as follows.

[0037] S100: Place the thread rolling wheel tooth thickness detection device on the horizontal plane, and adjust the dial 4 of the micrometer so that the pointer is “zero”.

[0038] S200: Place the thread rolling wheel tooth thickness detection device after being “zeroed” on the tooth top of the thread rolling wheel 8 to be detected, and adjust the position of the thread rolling wheel tooth thickness detection device so that the pointer of the dial 4 of the micrometer is also at the “zero” position.

[0039] S300: Insert the corresponding measuring rod 3 into the tooth groove, read the scale disc value of the micrometer, and the value is the height difference H (converted from the tooth thickness Sn to the height difference H). If the design requirements are met, the thread rolling wheel processing is completed, otherwise the thread rolling wheel is regrinded until the height difference H meets the design requirements.

[0040] It should be noted that please refer to Figure 3 As shown, the pitch P of the thread rolling wheel is a fixed value, so the measurement of the tooth thickness Sn can be further converted to the measurement of the height difference H.

[0041] Optionally, in order to enhance the installation and positioning effect of the fixed seat 2 on the micrometer, the fixed seat 2 is provided with a through positioning slot hole, and the guide cylinder is arranged in the positioning slot hole.

[0042] Optionally, the fixed seat 2 comprises a connecting block 21 and a base 22, the connecting block 21 is installed on the base 22, and the guide cylinder is installed on the connecting block 21. In this way, the connecting block 21 and the base 22 are introduced, and a step-by-step fixed installation mode is adopted, which further improves the connection stability and reliability of the micrometer and improves the measurement accuracy.

[0043] Specifically, the embodiment exemplarily provides the following technical scheme: the thread rolling wheel tooth thickness detection device further comprises a first connecting piece 5, a second connecting piece 6 and a third connecting piece 7, the first connecting piece 5 and the second connecting piece 6 are both arranged through the connecting block 21 and connected with the base 22, and the third connecting piece 7 is arranged through the connecting block 21 and connected with the guide cylinder.

[0044] Optionally, in order to further improve the bending strength and torsional performance of the connecting block 21, the connecting block 21 is in the shape of a Chinese character KU.

[0045] Further, in order to optimize the stress distribution of the connecting block 21, the two sides of the connecting block 21 are respectively provided with a first connecting surface and a second connecting surface, the first connecting piece 5 is arranged through the first connecting surface and connected with the base 22, the second connecting piece 6 is arranged through the second connecting surface and connected with the base 22, and the guide cylinder is arranged through the middle part of the connecting block 21.

[0046] Optionally, the first connecting piece 5, the second connecting piece 6 and the third connecting piece 7 are all bolts. Of course, in other embodiments, the first connecting piece 5, the second connecting piece 6 and the third connecting piece 7 can also be set as pin shafts according to actual needs, which are not limited here.

[0047] Optionally, a groove 221 is formed in the bottom of the base 22, and one end of the detection probe 1 is arranged in the groove 221.

[0048] Optionally, the thread rolling wheel tooth thickness detection device further comprises a protective cover, and the protective cover is detachably arranged at one end of the detection probe 1. In this way, the detection probe 1 can be prevented from being damaged when it is idle, the measurement accuracy is protected, and the service life is prolonged.

[0049] Obviously, the above embodiments of the utility model are only examples for clearly explaining the utility model, and are not a limitation on the embodiments of the utility model. For ordinary skilled persons in the art, other different forms of changes or changes can be made on the basis of the above description. Here, it is not necessary and impossible to exhaust all the embodiments. Any modification, equivalent replacement and improvement made within the spirit and principle of the utility model should be included in the protection scope of the utility model claims.

Claims

1. A device for detecting the tooth thickness of a thread rolling wheel, characterized in that, The utility model relates to a thread rolling wheel tooth thickness detection device, which comprises the following components: A dial gauge, which comprises a detection probe (1) having a first contact surface (101) at one end for contacting the tooth top of a thread rolling wheel (8) to be measured; A fixed seat (2) on which the dial gauge is mounted, the bottom end of the fixed seat (2) having a second contact surface (201) which is on the same horizontal plane as the first contact surface (101), A measuring rod (3) for being inserted into the tooth groove of the thread rolling wheel (8) to be measured and being in contact with the first contact surface (101).

2. The thread rolling wheel tooth thickness detection device according to claim 1, characterized by, The dial gauge further comprises a dial plate (4) and a guide cylinder, the dial plate (4) being provided with a scale disc and a pointer, the guide cylinder being arranged at the lower end of the dial plate (4) and being mounted on the fixed seat (2), the other end of the detection probe (1) being slidably arranged in the guide cylinder.

3. The thread rolling wheel tooth thickness detection device according to claim 2, characterized by The fixed seat (2) is provided with a through positioning slot hole, and the guide cylinder passes through the positioning slot hole.

4. The thread rolling wheel tooth thickness detection device according to claim 3, characterized by The fixed seat (2) comprises a connecting block (21) and a base (22), the connecting block (21) being mounted on the base (22), and the guide cylinder being mounted on the connecting block (21).

5. The thread rolling wheel tooth thickness detection device according to claim 4, characterized by The thread rolling wheel tooth thickness detection device further comprises a first connecting member (5), a second connecting member (6) and a third connecting member (7), the first connecting member (5) and the second connecting member (6) both passing through the connecting block (21) and being connected with the base (22), and the third connecting member (7) passing through the connecting block (21) and being connected with the guide cylinder.

6. The thread rolling wheel tooth thickness detection device according to claim 5, wherein The connecting block (21) is in the shape of a Chinese character "KU".

7. The thread rolling wheel tooth thickness detection device according to claim 6, wherein The connecting block (21) is provided with a first connecting surface and a second connecting surface at two sides respectively, the first connecting member (5) passing through the first connecting surface and being connected with the base (22), and the second connecting member (6) passing through the second connecting surface and being connected with the base (22).

8. The thread rolling wheel tooth thickness detection device according to claim 5, wherein The first connecting member (5), the second connecting member (6) and the third connecting member (7) are all bolts.

9. The thread rolling wheel tooth thickness detection device according to claim 4, wherein The bottom of the base (22) is provided with a recess (221), and one end of the detection probe (1) is arranged in the recess (221).

10. The thread rolling die tooth thickness detection device according to any one of claims 1 to 9, characterized in that, The thread rolling wheel tooth thickness detection device further comprises a protective cover which is detachably arranged at one end of the detection probe (1).

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