CN216081304U

CN216081304U - Workpiece inner hole size measuring instrument

Info

Publication number: CN216081304U
Application number: CN202122335953.1U
Authority: CN
Inventors: 范洛华
Original assignee: Kunshan Xumeng Industrial Technology Co ltd
Current assignee: Kunshan Xumeng Industrial Technology Co ltd
Priority date: 2021-09-26
Filing date: 2021-09-26
Publication date: 2022-03-18
Anticipated expiration: 2031-09-26

Abstract

The utility model relates to the technical field of mechanical measurement, and discloses a workpiece inner hole size measuring instrument which comprises a double-bus measuring instrument body, wherein the top and the bottom of the double-bus measuring instrument body are respectively provided with a workbench and an electronic measuring rod piece, the outer side of the top of the workbench is sleeved with a supporting sleeve frame, the inner side of the top of the supporting sleeve frame is provided with a belt conveying mechanism, the inner side of the top of the supporting sleeve frame is respectively provided with a first abdicating groove and a second abdicating groove, the top surface of the belt conveying mechanism is movably connected with an inner hole workpiece, and the front side and the back side of the inner hole workpiece are respectively provided with a symmetrical mechanism. The support sleeve frame, the belt conveying mechanism and the two groups of symmetrical mechanisms are matched with each other at the top of the workbench to assemble the multifunctional conveying mechanism, so that a plurality of inner hole workpieces are automatically conveyed into an operation area on the top surface of the workbench and are automatically centered, repeated taking and placing of single materials by workers are avoided, and the operation efficiency is improved.

Description

Workpiece inner hole size measuring instrument

Technical Field

The utility model relates to the technical field of mechanical measurement, in particular to a workpiece inner hole size measuring instrument.

Background

At present, in the process of measuring the size of an inner hole of a workpiece, although conventional tools such as the existing measuring calipers can measure the inner hole, the inner hole and the measuring calipers are invisible in the measuring process, a measurer cannot directly observe the internal situation, the measuring precision is difficult to guarantee, the measuring method is inconvenient, particularly when the size of the hole is smaller than 10mm, the problems are faced, technicians correspondingly develop various inner hole size measuring instruments, such as the existing double-bus measuring instrument, which can automatically measure and evaluate the hole size of the inner hole of the workpiece, greatly reduces the burden of the worker and improves the accuracy of the measuring result, but the existing double-bus measuring instrument has some defects in practical use, mainly the repeated taking and placing of a single material in the measuring process greatly delays the operating efficiency, and the manual alignment of the measuring center of the device is needed in the placing process, the operation is very troublesome.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a workpiece inner hole dimension measuring instrument, which solves the problems in the background technology.

The utility model provides the following technical scheme: the utility model provides a work piece hole size measuring apparatu, includes double-bus measuring apparatu body, the top and the bottom of double-bus measuring apparatu body are provided with workstation and electron measurement member respectively, the support cover frame has been cup jointed in the outside at workstation top, the inboard of supporting cover frame top is provided with takes conveying mechanism, and supports the inboard at cover frame top and seted up first groove and the second groove of stepping down respectively, take conveying mechanism's top surface swing joint has the hole work piece, the positive and negative of hole work piece all is provided with symmetrical mechanism.

As an optimized scheme of the utility model, a limit baffle is clamped inside the second abdicating groove, a transmission shaft is fixed on the side surface of one end of the limit baffle, one end of the transmission shaft is fixedly connected with a small stepping motor, and one side of the small stepping motor is fixedly arranged on the side surface of the middle part of the support sleeve frame.

As an optimized scheme of the utility model, the belt conveying mechanism comprises a conveying belt, the insides of two sides of the conveying belt are movably sleeved with a driving roller respectively, the two driving rollers are movably sleeved inside two sides of the top of the supporting sleeve frame respectively, one end of one driving roller is fixedly connected with a small servo motor, and one side of the small servo motor is fixedly connected to the side face of one side of the top of the supporting sleeve frame.

As an optimized scheme of the utility model, the two symmetrical mechanisms respectively comprise an arc pressing plate inside, the inner walls of the two arc pressing plates are respectively movably connected with the front side and the back side of the middle part of the inner hole workpiece, the surfaces of the two arc pressing plates are respectively and fixedly connected with a small electric push rod, the two arc pressing plates and the two small electric push rods are respectively symmetrical with each other by taking the center of the inner hole workpiece as a reference, the bottom of the small electric push rod is fixedly connected with a support, and one end of the support is fixedly connected to the side surface of the top of the support sleeve frame.

As an optimized scheme of the utility model, the arc pressing plate is movably sleeved inside the second abdicating groove, the surface of the arc pressing plate is not contacted with the inner wall of the second abdicating groove, and the arc pressing plate is of a minor arc structure.

As an optimized scheme of the utility model, the support sleeve frame is of a square structure, and two sides of the bottom of the support sleeve frame are both arranged on the side surfaces of two sides of the bottom of the double-bus measuring instrument body through screws.

Compared with the prior art, the utility model has the following beneficial effects:

1. the support sleeve frame, the belt conveying mechanism and the two groups of symmetrical mechanisms are matched with each other at the top of the workbench to assemble the multifunctional conveying mechanism, so that a plurality of inner hole workpieces are automatically conveyed into an operation area on the top surface of the workbench and are automatically centered, repeated taking and placing of single materials by workers are avoided, and the operation efficiency is improved.

2. The limit baffle, the transmission shaft and the small stepping motor form a reciprocating turnover type limit mechanism by means of support of the support sleeve frame, and after the limit baffle, the transmission shaft and the small stepping motor are matched with abdicating of the second abdicating groove, the centering function of the multifunctional conveying mechanism can be further optimized, the reliability of the device is improved, and the error rate is reduced.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a schematic top view of the structural support nest of the present invention;

FIG. 3 is a schematic cross-sectional view of a structural support nest of the present invention;

fig. 4 is an enlarged schematic view of the utility model at a in fig. 2.

In the figure: 1. a double-bus measuring instrument body; 2. a work table; 3. an electronic measuring rod; 4. a support jacket frame; 5. a first abdicating groove; 6. a second abdicating groove; 7. a belt conveying mechanism; 71. a conveyor belt; 72. a driving roller; 73. a small servo motor; 8. an inner bore workpiece; 9. a symmetrical mechanism; 91. an arc pressing plate; 92. a small electric push rod; 93. a support; 10. a limit baffle; 11. a drive shaft; 12. a small-sized stepping motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, a workpiece inner hole size measuring instrument comprises a double-bus measuring instrument body 1, a workbench 2 and an electronic measuring rod 3 are respectively arranged at the top and the bottom of the double-bus measuring instrument body 1, a supporting sleeve frame 4 is sleeved at the outer side of the top of the workbench 2, the supporting sleeve frame 4 is in a square structure, two sides of the bottom of the supporting sleeve frame 4 are respectively installed on the side faces of two sides of the bottom of the double-bus measuring instrument body 1 through screws, the supporting sleeve frame 4 can obtain a large operation supporting face due to the square structure, and the supporting sleeve frame 4 and the double-bus measuring instrument body 1 are fixedly installed through screws.

Referring to fig. 3, a belt conveying mechanism 7 is disposed on the inner side of the top of the support sleeve frame 4, the belt conveying mechanism 7 includes a conveying belt 71, two driving rollers 72 are movably sleeved inside two sides of the conveying belt 71, the two driving rollers 72 are movably sleeved inside two sides of the top of the support sleeve frame 4 respectively, one end of one driving roller 72 is fixedly connected with a small servo motor 73, one side of the small servo motor 73 is fixedly connected to the side surface of one side of the top of the support sleeve frame 4, and the belt conveying mechanism 7 provides a reciprocating automatic conveying platform for the dual-bus measuring instrument body 1, so as to provide conditions for automatic movement of subsequent multiple workpieces.

Referring to fig. 2 and 4, a first abdicating groove 5 and a second abdicating groove 6 are respectively arranged on the inner side of the top of the support sleeve frame 4, a limit baffle 10 is clamped inside the second abdicating groove 6, a transmission shaft 11 is fixed on the side surface of one end of the limit baffle 10, a small stepping motor 12 is fixedly connected with one end of the transmission shaft 11, one side of the small stepping motor 12 is fixedly installed on the side surface of the middle part of the support sleeve frame 4, the limit baffle 10, the transmission shaft 11 and the small stepping motor 12 form a reciprocating turnover type limit mechanism by the support of the support sleeve frame 4, the material conveying operation of the belt conveying mechanism 7 can be limited and protected after being matched with the abdicating of the second abdicating groove 6, the top surface of the belt conveying mechanism 7 is movably connected with an inner hole workpiece 8, symmetrical mechanisms 9 are arranged on the front and back surfaces of the inner hole workpiece 8, two symmetrical mechanisms 9 respectively comprise an arc pressing plate 91, the inner walls of the two arc pressing plates 91 are movably connected with the front and back surfaces of the middle part of the inner hole workpiece 8 respectively, the surfaces of the two arc pressing plates 91 are fixedly connected with a small electric push rod 92 respectively, the two arc pressing plates 91 and the two small electric push rods 92 are symmetrical with each other by taking the center of the inner hole workpiece 8 as a reference, the bottom of the small electric push rod 92 is fixedly connected with a bracket 93, one end of the bracket 93 is fixedly connected on the side surface of the top of the support sleeve frame 4, the belt conveying mechanism 7 and the two groups of symmetrical mechanisms 9 are matched with each other to assemble a multifunctional conveying mechanism at the top of the workbench 2, so that the inner hole workpieces 8 are automatically conveyed into an operation area on the top surface of the workbench 2 and are automatically centered, the arc pressing plates 91 are movably sleeved inside the second abdicating groove 6, the surfaces of the arc pressing plates 91 are not contacted with the inner wall of the second abdicating groove 6, the arc pressing plates 91 are of a minor arc structure, through the size and the position of the structure of the limiting arc pressing plate 91, the reciprocating friction between the limiting arc pressing plate 91 and the second abdicating groove 6 is avoided, and the use loss of the structure is reduced.

The working principle is as follows: when in use, a plurality of inner hole workpieces 8 are sequentially and equidistantly placed on one side of the top of the belt conveying mechanism 7, after the completion, the small servo motor 73 in the belt conveying mechanism 7 is started, then the small servo motor 73 drives one driving roller 72 connected with the small servo motor 73 to synchronously rotate, then the other driving roller 72 is stressed to passively rotate, finally the conveying belt 71 is rotated and enters a conveying state, then the inner hole workpiece 8 on the top surface of the conveying belt 71, which is most close to the electronic measurement rod 3, firstly reaches an operation area between the workbench 2 and the electronic measurement rod 3, and the specific stopping position is stopped by the limit baffle 10, namely when the surface of the inner hole workpiece 8 contacts the side surface of the limit baffle 10, the small servo motor 73 is closed, the inner hole workpiece 8 is stopped to move, and then the small electric push rods 92 in the two symmetrical mechanisms 9 are synchronously started, synchronously pushing the arc pressing plates 91 connected with each other by two small electric push rods 92 to center and clamp the inner hole workpiece 8 entering an operation area between the workbench 2 and the electronic measuring rod 3, starting the double-bus measuring instrument body 1 and the electronic measuring rod 3 to carry out access type inner hole measurement after the centering and clamping are finished, starting the small stepping motor 12 and turning the small stepping motor to rotate for one hundred eighty degrees and then closing the small stepping motor, further enabling the limit baffle 10 to be temporarily separated from the inside of the second abdicating groove 6, closing the small electric push rods 92, resetting the arc pressing plates 91, restarting the small servo motor 73, recovering the conveying state of the conveying belt 71, moving the detected inner hole workpiece 8 out, then closing the small servo motor 73, closing the conveying state of the conveying belt 71, starting the small stepping motor 12 and turning the small stepping motor to rotate for one hundred eighty degrees and then enabling the limit baffle 10 to be reset to the inside of the second abdicating groove 6, and then, starting the small servo motor 73 again, recovering the material conveying state of the conveying belt 71, conveying the next inner hole workpiece 8 to an operation area between the workbench 2 and the electronic measuring rod 3 according to the same principle, and repeating the operation of the belt conveying mechanism 7 and the symmetrical mechanism 9 and the access type inner hole measuring operation of the double-bus measuring instrument body 1 and the electronic measuring rod 3.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Meanwhile, in the drawings of the utility model, the filling pattern is only used for distinguishing the layers and is not limited at all.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a work piece hole size measuring apparatu, includes double bus measuring apparatu body (1), its characterized in that: the top and the bottom of two generating line measuring apparatu bodies (1) are provided with workstation (2) and electron measurement member spare (3) respectively, support jacket frame (4) have been cup jointed in the outside at workstation (2) top, the inboard at support jacket frame (4) top is provided with takes conveying mechanism (7), and the inboard at support jacket frame (4) top has seted up first groove of stepping down (5) and the second groove of stepping down (6) respectively, the top surface swing joint of taking conveying mechanism (7) has hole work piece (8), the positive and negative of hole work piece (8) all is provided with symmetrical mechanism (9).

2. A workpiece bore dimension measuring instrument according to claim 1, wherein: the inside joint in second groove (6) of stepping down has limit baffle (10), and the fixed level of practicing of the side of limit baffle (10) one end has transmission shaft (11), the small-size step motor (12) of one end fixedly connected with of transmission shaft (11), one side fixed mounting of small-size step motor (12) is on the side at support sleeve frame (4) middle part.

3. A workpiece bore dimension measuring instrument according to claim 1, wherein: the inside of taking conveying mechanism (7) is including conveyer belt (71), and the equal activity of the inside of conveyer belt (71) both sides has cup jointed a driving roller (72), two driving roller (72) activity respectively cup joints in the inside of supporting sleeve frame (4) top both sides, and the small-size servo motor (73) of one end fixedly connected with of one of them driving roller (72), one side fixed connection of small-size servo motor (73) is on the side of supporting sleeve frame (4) top one side.

4. A workpiece bore dimension measuring instrument according to claim 1, wherein: two the inside of symmetry mechanism (9) respectively including an arc clamp plate (91), and the inner wall of two arc clamp plates (91) respectively with the positive and negative swing joint at hole work piece (8) middle part, two small-size electric putter (92) of each fixedly connected with in surface of arc clamp plate (91), and two arc clamp plates (91) and two small-size electric putter (92) all are the mutual symmetry of benchmark with the center of hole work piece (8), the bottom fixedly connected with support (93) of small-size electric putter (92), the one end fixed connection of support (93) is on the side at support sleeve frame (4) top.

5. The instrument of claim 4, wherein: the arc pressing plate (91) is movably sleeved inside the second yielding groove (6), the surface of the arc pressing plate (91) is not in contact with the inner wall of the second yielding groove (6), and the arc pressing plate (91) is of a minor arc structure.

6. A workpiece bore dimension measuring instrument according to claim 1, wherein: the support sleeve frame (4) is of a square structure, and the two sides of the bottom of the support sleeve frame (4) are mounted on the side faces of the two sides of the bottom of the double-bus measuring instrument body (1) through screws.