CN218937342U

CN218937342U - Thickness measuring device

Info

Publication number: CN218937342U
Application number: CN202223195076.3U
Authority: CN
Inventors: 侯峰; 汪水清
Original assignee: Super Components Engineering Dongguan Ltd
Current assignee: Super Components Engineering Dongguan Ltd
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-04-28
Anticipated expiration: 2032-11-28

Abstract

The utility model relates to the technical field of detection equipment, in particular to a thickness measuring device which comprises a sleeve, a shaft rod penetrating through an inner hole of the sleeve in a sliding mode, a limit cover located at the bottom end of the shaft rod, a contact head connected with the bottom end of the shaft rod after penetrating through the limit cover, an elastic piece connected between the sleeve and the limit cover, a limit head arranged at the top end of the shaft rod and a thickness measuring instrument arranged above the top end of the shaft rod in a lifting mode, wherein the limit head is used for abutting against the top surface of the sleeve, the limit cover is fixedly arranged between the contact head and the shaft rod, and the limit cover is elastically connected with the sleeve through the elastic piece. According to the utility model, the contact head is elastically contacted with the object to be measured, so that the object to be measured is prevented from being damaged or deformed due to overlarge contact force, and the thickness measurement end of the thickness meter is contacted with the top end surface of the shaft rod, so that the thickness measurement of the object to be measured is realized, the thickness measurement is accurate and efficient, and the buffer protection effect is realized on the contact head and the object to be measured.

Description

Thickness measuring device

Technical Field

The utility model relates to the technical field of detection equipment, in particular to a thickness measuring device.

Background

In industrial production, it is necessary to make thickness measurements on a workpiece or product so that the workpiece or product meets the requirements of the production parameters. Such as: the thickness of the plastic-aluminum film seal of the soft package battery is a key characterization parameter of seal quality, and leakage can be caused by poor seal, so that the thickness consistency of a seal area needs to be confirmed in the debugging stage in the production process, and the thickness of the plastic-aluminum film seal of the soft package battery needs to be measured.

In the measurement to the plastic-aluminum membrane seal thickness of soft packet battery, traditional thickness measurement is through thickness measuring head direct with the plastic-aluminum membrane seal position contact of soft packet battery, thickness measuring head pushes down the plastic-aluminum membrane seal position of soft packet battery, leads to the plastic-aluminum membrane seal position of soft packet battery to cave in and warp easily, damages the plastic-aluminum membrane seal position of soft packet battery even for thickness measurement inaccuracy.

In the prior art, patent document with application number of CN202121360886.2 discloses a flexible package battery plastic-aluminum film seal thickness measuring device, it supports with the plastic-aluminum film seal through the clamp plate and presses, detect cylinder drive main detection head and benchmark detection head and move to being close to the flexible package battery direction of waiting to detect simultaneously, make main detection head and benchmark detection head arrange main detection through-hole and benchmark respectively in detecting the through-hole, and with plastic-aluminum film seal and benchmark board butt correspondingly, the difference that main detection head and benchmark detection head detected is the thickness of the plastic-aluminum film seal of this testing position, this patent document is the deformation of plastic-aluminum film seal when having avoided follow-up detection portion to detect plastic-aluminum film seal thickness, guaranteed measuring accuracy, but its structure is complicated, need the clamp plate to support to press the plastic-aluminum film seal, need processing shaping out main detection through-hole and benchmark detection through-hole on the clamp plate, still need two detection heads, and in order to avoid the clamp plate to press out the flexible package battery, the clamp plate supports to press the plastic-aluminum film seal control requirement is high. Patent document with application number of CN201821634911.X discloses a square lithium ion battery thickness measuring tool, which is characterized in that a battery core slides downwards along the surface of a lower sliding plate, the battery core which can smoothly pass through a gap between a moving block and the lower sliding plate is a product with qualified thickness, and the battery core clamped between the moving block and the lower sliding plate is a product with unqualified thickness, so that the battery core is selected, but the patent document cannot accurately measure the thickness of the battery.

Thus, the drawbacks are quite apparent and there is a need to provide a solution.

Disclosure of Invention

In order to solve the above technical problems, an object of the present utility model is to provide a thickness measuring device.

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

the utility model provides a thickness measuring device, its includes the sleeve, slide the axostylus axostyle that runs through telescopic hole, be located the spacing lid of bottom of axostylus axostyle, run through the contact head of being connected with the bottom of axostylus axostyle behind the spacing lid, connect the elastic component between sleeve and the spacing lid, install spacing head and the lift that sets up in the thickness gauge of top of axostylus axostyle in the top of axostylus axostyle, spacing head is used for contradicting with telescopic top surface, spacing lid is fixed to be set up between contact head and axostylus axostyle, spacing lid is through elastic component and sleeve elastic connection.

Further, the peripheral wall of the limit cover extends upwards to form a lantern ring, and the bottom end of the elastic piece and the bottom end of the shaft rod are both located in the lantern ring.

Further, the elastic piece is a spring, and the elastic piece is sleeved outside the shaft lever.

Further, the bottom of the shaft lever is concavely provided with a screw hole, the limit cover is provided with a through hole communicated with the screw hole, the top end of the contact head is provided with a stud, and the stud is connected with the screw hole through threads after penetrating through the through hole.

Further, the top surface of the limit cover is concavely provided with a positioning hole, the through hole is concavely formed from the bottom wall of the positioning hole, and the bottom end of the shaft rod protrudes into the positioning hole.

Further, the middle part of the contact is provided with a limiting plate, and the limiting cover is clamped between the limiting plate and the bottom end of the shaft lever.

Further, the limiting head is an opening fixing ring and is locked on the shaft rod through the locking piece.

Further, the shaft lever is sleeved with a guide sleeve, and the guide sleeve is in sliding connection with an inner hole of the sleeve.

Further, the thickness measuring device further comprises a lifting driving mechanism, and the lifting driving mechanism is used for driving the sleeve to lift.

Further, a thickness measuring reference cover is arranged at the top end of the shaft lever and is used for abutting against the thickness measuring end of the thickness measuring instrument.

The utility model has the beneficial effects that: in practical application, the object to be measured is placed below the contact, at this moment, the lifting driving mechanism drives the sleeve to move downwards, the downwards moving sleeve is connected with the contact and moves downwards synchronously, along with the downwards moving of the contact, when the contact is contacted with the object to be measured, the elastic piece plays a role in buffering, the shaft rod can slide relative to the sleeve, so that the contact is in elastic contact with the object to be measured, the contact is prevented from generating hard impact collision, the contact is prevented from causing the phenomenon that the object to be measured is sunken or generates indentation and the like when the contact is contacted with the object to be measured, after the contact is elastically contacted with the object to be measured, the thickness measuring end of the thickness measuring instrument stretches until the thickness measuring end face of the thickness measuring instrument is contacted with the top end face of the shaft rod, and the thickness measuring result is calculated through corresponding arithmetic, so that the thickness of the object to be measured is measured. According to the utility model, the contact head is elastically contacted with the object to be measured, so that the object to be measured is prevented from being damaged or deformed due to overlarge contact force, and the thickness measurement end of the thickness meter is contacted with the top end surface of the shaft rod, so that the thickness measurement of the object to be measured is realized, the thickness measurement is accurate and efficient, and the buffer protection effect is realized on the contact head and the object to be measured.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a cross-sectional view of the present utility model after hiding the thickness gauge.

Reference numerals illustrate:

1. a sleeve; 2. a shaft lever; 3. a limit cover; 4. a contact; 5. an elastic member; 6. a positioning head; 7. a thickness gauge; 8. a collar; 9. a screw hole; 10. a through hole; 11. a stud; 12. positioning holes; 13. a limiting plate; 14. guide sleeve; 15. a lifting driving mechanism; 16. and (5) measuring thickness of the reference cover.

Detailed Description

The utility model will be further described with reference to examples and drawings, to which reference is made, but which are not intended to limit the scope of the utility model.

As shown in fig. 1 and 2, the thickness measuring device provided by the utility model comprises a sleeve 1, a shaft lever 2 penetrating through an inner hole of the sleeve 1 in a sliding manner, a limit cover 3 positioned at the bottom end of the shaft lever 2, a contact head 4 connected with the bottom end of the shaft lever 2 after penetrating through the limit cover 3, an elastic piece 5 connected between the sleeve 1 and the limit cover 3, a limit head 6 arranged at the top end of the shaft lever 2 and a thickness measuring instrument 7 arranged above the top end of the shaft lever 2 in a lifting manner, wherein the limit head 6 is used for abutting against the top surface of the sleeve 1, the limit cover 3 is fixedly arranged between the contact head 4 and the shaft lever 2, the limit cover 3 is elastically connected with the sleeve 1 through the elastic piece 5, and the sleeve 1 is positioned between the limit head 6 and the limit cover 3; the thickness measuring device also comprises a lifting driving mechanism 15, wherein the lifting driving mechanism 15 is used for driving the sleeve 1 to lift; preferably, the thickness gauge 7 may be a contact thickness gauge, and the thickness gauge 7 is of the prior art and will not be described herein.

At the beginning, the thickness measuring end of the thickness measuring instrument 7 can be contacted with the top end of the shaft lever 2 or can be provided with a preset interval with the top end of the shaft lever 2. In practical application, the object to be measured is placed below the contact head 4, at this time, the lifting driving mechanism 15 drives the sleeve 1 to move downwards, the downwards moving sleeve 1 moves downwards together with the contact head 4 synchronously, along with the downwards moving of the contact head 4, when the contact head 4 contacts with the object to be measured, the elastic piece 5 plays a role of buffering, the shaft lever 2 can slide relative to the sleeve 1, so that the contact head 4 is in elastic contact with the object to be measured, not only hard impact collision between the contact head 4 and the object to be measured is avoided, but also bad phenomena such as dent or indentation are caused when the contact head 4 contacts with the object to be measured can be prevented, after the contact head 4 contacts with the object to be measured elastically, the thickness measuring end of the thickness measuring instrument 7 stretches until the thickness measuring end face of the thickness measuring instrument 7 contacts with the top end face of the shaft lever 2, and the thickness measuring result is calculated by the thickness measuring instrument 7 according to corresponding arithmetic (calculation formula) so as to realize thickness measurement of the object to be measured. The thickness measuring device disclosed by the utility model is firstly in elastic contact with the object to be measured through the contact head 4, so that the object to be measured is prevented from being damaged or concaved and deformed due to overlarge contact force, and then the thickness measuring end of the thickness measuring instrument 7 is in contact with the top end surface of the shaft lever 2, so that the thickness measurement of the object to be measured is realized, the thickness measurement is accurate and efficient, and the buffer protection effect is realized on the contact head 4 and the object to be measured.

In this embodiment, the circumferential wall of the limit cap 3 extends upward to form a collar 8, and the bottom end of the elastic member 5 and the bottom end of the shaft 2 are both located in the collar 8. The lantern ring 8 surrounds the elastic piece 5 and the shaft lever 2, so that the connection of the limit cover 3 and the shaft lever 2 is facilitated, the elastic piece 5 can be guided and limited, the working stability of the elastic piece 5 is improved, and the elastic piece 5 is convenient to disassemble and assemble.

In this embodiment, the elastic member 5 is a spring, and the elastic member 5 is sleeved outside the shaft 2. This structural design, the dismouting and the maintenance of elastic component 5 of being convenient for further are spacing and the direction effect to elastic component 5 are good for the job stabilization of elastic component 5, and the simple structure of spring, elasticity is good, long service life, and is with low costs, and it is convenient to draw materials.

In this embodiment, a screw hole 9 is concavely formed in the bottom end of the shaft lever 2, a through hole 10 communicated with the screw hole 9 is formed in the limit cover 3, a stud 11 is arranged at the top end of the contact head 4, and the stud 11 penetrates through the through hole 10 and is in threaded connection with the screw hole 9. This structural design not only is convenient for dismouting and maintenance of axostylus axostyle 2, spacing lid 3 and contact 4, compact structure still makes the firm in connection of axostylus axostyle 2 and contact 4, can not become flexible, is favorable to improving the accuracy of thickness measurement.

In this embodiment, the top surface of the limit cover 3 is concavely provided with a positioning hole 12, the through hole 10 is concavely formed from the bottom wall of the positioning hole 12, and the bottom end of the shaft lever 2 protrudes into the positioning hole 12. During assembly, the bottom end of the shaft lever 2 is inserted in the positioning hole 12, so that the screw hole 9 of the shaft lever 2 is easily aligned with the through hole 10, the stud 11 of the contact 4 is conveniently connected with the screw hole 9 in a threaded manner after penetrating through the through hole 10, relative deviation of positions between the shaft lever 2 and the limit cover 3 is prevented, and the working stability of the shaft lever 2, the elastic piece 5, the limit cover 3 and the contact 4 is improved.

In this embodiment, the middle part of the contact 4 is provided with a limiting plate 13, and the limiting cover 3 is clamped between the limiting plate 13 and the bottom end of the shaft lever 2. This structural design is favorable to being in the same place contact 4, spacing lid 3 and axostylus axostyle 2 fixed connection, and limiting plate 13 plays spacing effect to the equipment of contact 4 and axostylus axostyle 2.

In this embodiment, the limiting head 6 is an open fixing ring, and the limiting head 6 is locked on the shaft lever 2 through a locking member; the locking member includes a bolt and a nut. This structural design, the dismouting and the maintenance of being convenient for limit head 6 and axostylus axostyle 2.

In the embodiment, a guide sleeve 14 is sleeved outside the shaft lever 2, and the guide sleeve 14 is in sliding connection with an inner hole of the sleeve 1; preferably, the guide sleeve 14 may be a ball guide sleeve or a linear bearing. Through the sliding fit of the guide sleeve 14 and the inner hole of the sleeve 1, the direct contact between the shaft lever 2 and the sleeve 1 is avoided, the abrasion and the friction resistance are reduced, and the shaft lever 2 can be lifted more smoothly relative to the sleeve 1.

In this embodiment, the top end of the shaft 2 is provided with a thickness measuring reference cover 16 made of metal, and the thickness measuring reference cover 16 is used to abut against the thickness measuring end of the thickness measuring instrument 7. By providing the thickness measurement reference cover 16 as a reference surface for thickness measurement, the accuracy and precision of thickness measurement are further improved.

All technical features in the embodiment can be freely combined according to actual needs.

The foregoing embodiments are preferred embodiments of the present utility model, and in addition, the present utility model may be implemented in other ways, and any obvious substitution is within the scope of the present utility model without departing from the concept of the present utility model.

Claims

1. A thickness measuring device, characterized in that: including sleeve, slip the axostylus axostyle that runs through telescopic hole, be located the spacing lid of the bottom of axostylus axostyle, run through the contact head of being connected with the bottom of axostylus axostyle behind the spacing lid, connect the elastic component between sleeve and the spacing lid, install spacing head and the lift that sets up in the top of axostylus axostyle top of axostyle thickness gauge, spacing head is used for contradicting with telescopic top surface, spacing lid is fixed to be set up between contact head and axostylus axostyle, spacing lid is through elastic component and sleeve elastic connection.

2. A thickness measuring apparatus according to claim 1, wherein: the circumference wall of the limit cover extends upwards to form a lantern ring, and the bottom end of the elastic piece and the bottom end of the shaft rod are both positioned in the lantern ring.

3. A thickness measuring device according to claim 1 or 2, wherein: the elastic piece is a spring and is sleeved outside the shaft lever.

4. A thickness measuring apparatus according to claim 1, wherein: the bottom end of the shaft lever is concavely provided with a screw hole, the limit cover is provided with a through hole communicated with the screw hole, the top end of the contact head is provided with a stud, and the stud is in threaded connection with the screw hole after penetrating through the through hole.

5. A thickness measuring apparatus according to claim 4, wherein: the top surface of the limit cover is concavely provided with a locating hole, the through hole is concavely formed from the bottom wall of the locating hole, and the bottom end of the shaft lever protrudes into the locating hole.

6. A thickness measuring apparatus according to claim 1, wherein: the middle part of contact is provided with the limiting plate, and the limit cap clamp is located between the bottom of limiting plate and axostylus axostyle.

7. A thickness measuring apparatus according to claim 1, wherein: the limiting head is an opening fixing ring and is locked on the shaft rod through the locking piece.

8. A thickness measuring apparatus according to claim 1, wherein: the shaft lever is sleeved with a guide sleeve, and the guide sleeve is in sliding connection with an inner hole of the sleeve.

9. A thickness measuring apparatus according to claim 1, wherein: the thickness measuring device further comprises a lifting driving mechanism, and the lifting driving mechanism is used for driving the sleeve to lift.

10. A thickness measuring apparatus according to claim 1, wherein: the top of axostylus axostyle has installed thickness measuring benchmark lid, and thickness measuring benchmark lid is used for contradicting with the thickness measuring end of thickness gauge.