CN212363117U

CN212363117U - Measuring device for effective depth of thread

Info

Publication number: CN212363117U
Application number: CN202021314610.6U
Authority: CN
Inventors: 闫培可
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-08
Filing date: 2020-07-08
Publication date: 2021-01-15
Anticipated expiration: 2030-07-08

Abstract

The utility model discloses a measuring device of effective depth of screw thread, including the measuring device main part, the measuring device main part includes fixed sleeve pipe, and the position department of fixed sleeve pipe right flank is provided with rotatory sleeve, the intermediate position department of rotatory sleeve pipe left flank is provided with the helical pitch pole, the position department in the middle of the fixed sleeve pipe is provided with grating sensor device, the helical pitch pole runs through grating sensor device, and extends to grating sensor device left side, the position department that the inboard is located left of fixed sleeve pipe is provided with the adjusting sleeve pipe, the position department on the left of the adjusting sleeve pipe is provided with the screw thread measuring stick; the screw thread measuring stick of this device can be changed at any time, satisfies the screw hole of multiple screw thread model on the one hand, and on the other hand can prevent that the screw thread measuring stick from wearing and tearing the back, need change the puzzlement of whole device, and indirect the waste of having avoided the resource, and this device is both economical and practical simultaneously, and the digital display is measured, and is both convenient and accurate, this device simple structure, small and exquisite convenient to use.

Description

Measuring device for effective depth of thread

Technical Field

The utility model relates to a measuring device of effective degree of depth of screw thread.

Background

At present mainly use screw thread plug gage and slide caliper complex mode to measure the effective degree of depth of work piece screw thread at work, but the screw thread plug gage shape is certain, and some screw thread plug gage front end screw thread measuring stick is shorter, and is thinner than the handle end moreover, when the darker screw hole of depth of measurement, often can not measure the screw hole low side, can not reach the measuring purpose.

The screw plug gauge is replaced with the bolt to measure sometimes when measuring the deeper screw hole, but the external diameter is too little for the screw plug gauge, and the final result of measurement often differs great with actual result, based on above-mentioned problem, needs to provide the measuring device of the effective degree of depth of screw thread that can solve the problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a measuring device of the effective degree of depth of screw thread is provided.

The utility model discloses a realize through following technical scheme:

the utility model provides a measuring device of effective degree of depth of screw thread, includes the measuring device main part, the measuring device main part includes fixed sleeve, fixed sleeve is inside to be hollow structure, the position department of fixed sleeve right flank is provided with rotatory sleeve, the intermediate position department of rotatory sleeve left surface is provided with the helical pitch pole, position department in the middle of the fixed sleeve is provided with grating sensor device, the helical pitch pole runs through grating sensor device, and extend to grating sensor device left side, the fixed sleeve inboard is located left position department and is provided with adjusting sleeve, the left position department of adjusting sleeve is provided with the screw thread measuring stick.

Preferably, a grating sensor is arranged at the position where the inner side of the grating sensor device is connected with the lead rod, a numerical display screen is arranged at the middle position of the front end face of the grating sensor device, and a reset switch and a power switch are arranged at the position where the front end face of the grating sensor device is located on the bottom face of the numerical display screen.

Preferably, a force measuring device is arranged at the position of the right side face of the rotating sleeve.

Preferably, an extension connecting rod is arranged in the middle of the right side face of the thread measuring rod, a connecting clamping groove matched with the extension connecting rod is arranged in the position of the left side face of the adjusting sleeve, and the lead rod penetrates through the adjusting sleeve and is connected with the extension connecting rod.

Preferably, the lead rod surface is provided with a connecting thread at a position near the left side.

Preferably, a locking screw rod is arranged at a position, close to the left side, of the top surface of the fixing sleeve, the locking screw rod vertically penetrates through the adjusting sleeve and is connected with the extending connecting rod, and a locking hole matched with the locking screw rod is arranged at a position on the surface of the adjusting sleeve.

The utility model has the advantages that: the screw thread measuring stick of this device can be changed at any time, satisfies the screw hole of multiple screw thread model on the one hand, and on the other hand can prevent that the screw thread measuring stick from wearing and tearing the back, need change the puzzlement of whole device, and indirect the waste of having avoided the resource, and this device is both economical and practical simultaneously, and the digital display is measured, and is both convenient and accurate, this device simple structure, small and exquisite convenient to use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is an initial state diagram of the present invention;

fig. 4 is a usage state diagram of the present invention.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

In the description of the present invention, it is to be understood that the terms "one end", "the other end", "the outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", etc. indicate orientations or positional relationships based on those 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 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.

Furthermore, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise explicitly specified or limited, the terms "set", "coupled", "connected", "penetrating", "plugging", and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The measuring device for the effective depth of the thread as shown in fig. 1, fig. 2, fig. 3 and fig. 4 includes a measuring device main body 101, the measuring device main body 101 includes a fixed sleeve 102, the fixed sleeve 102 is hollow, a rotating sleeve 103 is disposed at a position on a right side of the fixed sleeve 102, a lead rod 104 is disposed at a middle position on a left side of the rotating sleeve 103, a grating sensor device 105 is disposed at a middle position of the fixed sleeve 102, the lead rod 104 penetrates through the grating sensor device 105 and extends to a left side of the grating sensor device 105, an adjusting sleeve 106 is disposed at a position on the left side of the inner side of the fixed sleeve 102, and a thread measuring rod 107 is disposed at a position on the left side of the adjusting sleeve 106.

The utility model discloses in the embodiment of a preferred, grating sensor device 105 inboard with the position department that helical pitch pole 104 is connected is provided with the grating sensor, the intermediate position department of terminal surface is provided with numerical display screen 108 before grating sensor device 105, grating sensor device 105 preceding terminal surface is located the position department of numerical display screen 108 bottom surface is provided with reset switch 109 and switch 110.

Through being provided with numerical display screen, can let the audio-visual degree of depth of knowing its screw hole of user.

In one preferred embodiment of the present invention, the force measuring device 111 is disposed at the right side of the rotating sleeve 103.

By arranging the force measuring device, influence or error caused by too large or too small force on an actual measuring result is prevented during measurement.

The utility model discloses in the embodiment of a preferred, the intermediate position department of thread measuring stick 107 right flank is provided with extends connecting rod 112, the position department of adjusting sleeve 106 left flank is provided with the cooperation extend connecting rod 112's connecting groove 113, helical pitch pole 104 runs through adjusting sleeve 106, and with extend connecting rod 112 and be connected.

Through being provided with extension connecting rod and connecting slot, make things convenient for the installation and the locking of screw thread measuring stick.

In a preferred embodiment of the present invention, the lead rod 104 is provided with a connecting thread 114 at a position on the surface thereof near the left side.

The arrangement of the connecting thread is beneficial to operation.

In a preferred embodiment of the present invention, the top surface of the fixing sleeve 102 is provided with a locking screw 115 near the left side, the locking screw 115 vertically runs through the adjusting sleeve 106, and is connected to the extending connecting rod 112, the position on the surface of the adjusting sleeve 106 is provided with a locking hole 116 for the locking screw 115.

The arrangement of the locking screw rod facilitates taking out the device from the threaded hole after the measurement is completed.

The working principle of the device is as follows:

and (3) measuring the hole depth: at first select the screw thread measuring stick the same with this screw hole that needs to measure, then put into connecting slot with the extension connecting rod of screw thread measuring stick, and be connected with the helical pitch pole, then only need put into the screw hole that is surveyed with the screw thread measuring stick, later utilize fixed sleeving's left side terminal surface to support the screw hole outside, utilize rotatory telescopic rotation, the feeding of control helical pitch pole, thereby transmit the feeding of screw thread measuring stick, when the in-process that the helical pitch pole removed, grating sensor device can take notes its length, until can't advancing, this length is the degree of depth of screw hole promptly.

The taking-out process comprises the following steps: the locking screw rod is rotated inwards until the locking screw rod is contacted with the extension connecting rod and locked, then the thread measuring rod in the threaded hole can be taken out only by rotating the fixing sleeve, and after the thread measuring rod is taken out, the thread measuring rod can be reset to wait for next use.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims

1. A measuring device for effective depth of thread is characterized in that: including measuring device main part (101), measuring device main part (101) are including fixed sleeve pipe (102), fixed sleeve pipe (102) are inside to be hollow structure, the position department of fixed sleeve pipe (102) right flank is provided with rotatory sleeve (103), the intermediate position department of rotatory sleeve pipe (103) left flank is provided with helical pitch pole (104), position department in the middle of fixed sleeve pipe (102) is provided with grating sensor device (105), helical pitch pole (104) run through grating sensor device (105), and extend to grating sensor device (105) left side, fixed sleeve pipe (102) inboard is located left position department and is provided with adjusting sleeve pipe (106), the left position department of adjusting sleeve pipe (106) is provided with screw thread measuring stick (107).

2. The device for measuring the effective depth of a thread according to claim 1, wherein: the grating sensor device is characterized in that a grating sensor is arranged at the position where the inner side of the grating sensor device (105) is connected with the lead rod (104), a numerical display screen (108) is arranged at the middle position of the front end face of the grating sensor device (105), and a reset switch (109) and a power switch (110) are arranged at the position of the bottom face of the numerical display screen (108) on the front end face of the grating sensor device (105).

3. The device for measuring the effective depth of a thread according to claim 1, wherein: and a force measuring device (111) is arranged at the right side surface of the rotating sleeve (103).

4. The device for measuring the effective depth of a thread according to claim 1, wherein: the middle position department of screw thread measuring stick (107) right flank is provided with extends connecting rod (112), the position department of adjusting sleeve (106) left flank is provided with the cooperation connecting slot (113) that extend connecting rod (112), lead screw (104) run through adjusting sleeve (106), and with extend connecting rod (112) and be connected, fixed sleeve (102) top surface is close to left position department and is provided with locking screw (115), locking screw (115) vertically run through adjusting sleeve (106), and with extend connecting rod (112) and be connected, the position department on adjusting sleeve (106) surface is provided with the cooperation locking hole (116) of locking screw (115).

5. The device for measuring the effective depth of a thread according to claim 1, wherein: and a connecting thread (114) is arranged on the surface of the lead rod (104) close to the left side.