CN213657735U - Profilometer measuring needle - Google Patents
Profilometer measuring needle Download PDFInfo
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- CN213657735U CN213657735U CN202023108372.6U CN202023108372U CN213657735U CN 213657735 U CN213657735 U CN 213657735U CN 202023108372 U CN202023108372 U CN 202023108372U CN 213657735 U CN213657735 U CN 213657735U
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- connecting seat
- groove
- needle
- block
- spread groove
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Abstract
The utility model provides a profile tolerance appearance probe, including connecting block, connecting seat and syringe needle, the connecting block setting is equipped with two spread grooves at the connecting seat upside, and the connecting seat bottom is equipped with the ring channel that is linked together with the spread groove, and syringe needle upper end both sides all are equipped with the installation piece, and the installation piece passes corresponding spread groove and gets into in the ring channel and fix the upside at the spread groove. The utility model discloses beneficial effect: the connecting seat and the needle head in the prior art are integrated into a detachable structure, so that the material and cost of the measuring needle of the profilometer are saved; the needle head is provided with the mounting block, the bottom of the connecting seat is provided with the connecting groove, the inside of the connecting seat is provided with the annular groove communicated with the connecting groove, the mounting block can conveniently penetrate through the connecting groove to enter the annular groove, and after the mounting block enters the annular groove, the mounting block is fixed on the connecting seat, so that the needle head is fixed; when the measuring needle of the profilometer needs to be replaced, the needle head is detached to replace a new needle head, so that the manufacturing material cost is effectively saved.
Description
Technical Field
The utility model belongs to profile tolerance appearance accessory equipment field especially relates to a profile tolerance appearance survey needle.
Background
A profilometer is a precision device for measuring the shape of a plain line and the shape of a cross-sectional profile of various mechanical parts. The measuring needle of the contourgraph is used as an important accessory on the contourgraph and is used for acquiring the geometric change of the surface of a measured object. The profile tolerance appearance stylus has multiple model, changes the profile tolerance appearance stylus according to the user demand, and at present, the profile tolerance appearance stylus all is a single structure, during the change, can only take off whole stylus structure, installs new stylus again, and the material resource of stylus preparation has been wasted to this kind of structure to a great extent to, need the useless processing after the stylus wearing and tearing, also directly abandon whole stylus structure, also further caused the cost waste.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model discloses aim at overcoming among the prior art wasting of resources problem that the profile tolerance appearance gauge needle brought as single holistic structure, provide a profile tolerance appearance gauge needle.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
profile tolerance appearance probe, including connecting block, connecting seat and syringe needle, the connecting block sets up at the connecting seat upside, the connecting seat bottom is equipped with two spread grooves, and inside is equipped with the ring channel that is linked together with the spread groove, syringe needle upper end both sides all are equipped with the installation piece, the installation piece passes corresponding spread groove and gets into in the ring channel and fix the upside at the spread groove.
Furthermore, the middle of the bottom of the connecting seat is provided with a reinforcing block, the end face of the upper side of the needle head is provided with a positioning groove with an upward opening, and the reinforcing block is inserted into the positioning groove.
Further, two the spread groove is about the center pin rotational symmetry of connecting seat, and every the spread groove all includes the arc wall and is located the arc wall one end outside and the mounting groove that is linked together with the arc wall.
Furthermore, the connecting seat bottom is located the one end outside that the mounting groove was kept away from to every arc wall and all is equipped with first screw hole, every the department corresponding with first screw hole on the installation piece all is equipped with the second screw hole, link together through the locating pin between first screw hole and the second screw hole.
Furthermore, the installation piece is the structure of type of falling L, and the horizontal segment all outwards sets up.
Further, the second threaded hole is located on the lower side of the horizontal section of the mounting block.
Furthermore, connecting block, connecting seat and boss are the integrated into one piece structure.
Compared with the prior art, the utility model discloses following advantage has:
the profile tolerance instrument measuring needle of the utility model sets the integral structure of the connecting seat and the needle head in the prior art as a detachable structure, thereby saving the material and the cost of the profile tolerance instrument measuring needle; the needle head is provided with the mounting block, the bottom of the connecting seat is provided with the connecting groove, the inside of the connecting seat is provided with the annular groove communicated with the connecting groove, the mounting block can conveniently penetrate through the connecting groove to enter the annular groove, and after the mounting block enters the annular groove, the mounting block is fixed on the connecting seat, so that the needle head is fixed; when the measuring needle of the profilometer needs to be replaced, the needle head is detached to replace a new needle head, so that the manufacturing material cost is effectively saved.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a schematic structural view of a measuring pin of a profilometer according to an embodiment of the present invention;
FIG. 2 is a schematic view of a needle head according to an embodiment of the present invention;
fig. 3 is a schematic structural view illustrating a connection seat and a reinforcing block according to an embodiment of the present invention;
fig. 4 is a schematic structural view in the direction of a-a in fig. 1.
Description of reference numerals:
1-connecting blocks; 2-a connecting seat; 3-a needle head; 4-mounting the block; 5-positioning a groove; 6-connecting groove; 7-mounting grooves; 8-an arc-shaped groove; 9-a reinforcing block; 10-a first threaded hole; 11-annular grooves.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being 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, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1 to 4, the profile tolerance meter measuring pin comprises a connecting block 1, a connecting seat 2 and a needle head 3, wherein the connecting block 1 is arranged on the upper side of the connecting seat 2, two connecting grooves 6 are arranged at the bottom of the connecting seat 2, an annular groove 11 communicated with the connecting grooves 6 is formed inside the connecting seat, mounting blocks 4 are arranged on two sides of the upper end of the needle head 3, and the mounting blocks 4 penetrate through the corresponding connecting grooves 6 to enter the annular groove 11 and are fixed on the upper sides of the connecting grooves 6. In the embodiment, the connecting block 1, the connecting seat 2 and the needle head 3 are sequentially arranged together, and the profile gauge is also the shape of a measuring needle of a profile gauge in the prior art and is inserted into the profile gauge through the connecting block 1 for use; in addition, the needle head 3 is designed into a detachable structure, so that the material and cost of the measuring needle of the profilometer are saved; set up installation piece 4 on syringe needle 3, set up spread groove 6 in connecting seat 2 bottom, inside sets up the ring channel 11 that is linked together with spread groove 6, and easy to assemble piece 4 passes spread groove 6 and gets into ring channel 11, and after installation piece 4 got into ring channel 11, fix installation piece 4 on connecting seat 2 again for syringe needle 3 is fixed.
Because syringe needle 3 can dismantle the connection in connecting seat 2 bottom, and only maintains the connection through the installation piece 4 of both sides, in order to strengthen the joint strength between connecting seat 2 and the syringe needle 3 department is equipped with boss 9 in the middle of the connecting seat 2 bottom, 3 side end face departments of syringe needle are equipped with the ascending constant head tank 5 of opening, boss 9 pegs graft in constant head tank 5, like this, when profile tolerance appearance survey needle produces the rotation under the drive of profile tolerance appearance, can increase the stress surface of syringe needle 3 through the application of force of boss 9 to syringe needle 3, increased installation piece 4's life simultaneously, avoid appearing the rupture phenomenon because of only installing piece 4 department to the installation piece 4 that the application of force leads to syringe needle 3.
Two spread groove 6 is about the center pin rotational symmetry of connecting seat 2, and every spread groove 6 all includes arc wall 8 and is located the 8 one end outsides of arc wall and the mounting groove 7 that is linked together with arc wall 8.
The bottom of the connecting seat 2 is located at the outer side of one end, away from the mounting groove 7, of each arc-shaped groove 8, a first threaded hole 10 is formed in the outer side of the end, corresponding to the first threaded hole 10, of the mounting block 4, and the first threaded hole 10 and the second threaded hole are connected together through a positioning pin.
The mounting block 4 is of an inverted L-shaped structure, and the horizontal sections are all arranged outwards.
The second threaded hole is located on the lower side of the horizontal section of the mounting block 4.
The connecting block 1, the connecting seat 2 and the reinforcing block 9 are of an integrally formed structure.
The needle head 3 and the mounting block 4 are of an integrally formed structure.
The working process of the embodiment is as follows:
during the equipment, aim at the mounting groove 7 department on the spread groove 6 that corresponds separately with two installation piece 4's on the syringe needle 3 horizontal segment, upwards insert to annular groove 11 in, then rotate syringe needle 3 along 8 directions of arc wall, until installation piece 4 rotates the other end of arc wall 8, first screw hole 10 and second screw hole are aligned, then install the locating pin and realize the location in first screw hole 10 and the second screw hole.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. Profile tolerance appearance survey needle, its characterized in that: including connecting block (1), connecting seat (2) and syringe needle (3), connecting block (1) sets up at connecting seat (2) upside, connecting seat (2) bottom is equipped with two spread groove (6), and inside is equipped with ring channel (11) that are linked together with spread groove (6), syringe needle (3) upper end both sides all are equipped with installation piece (4), installation piece (4) pass spread groove (6) that correspond and get into in ring channel (11) and fix the upside at spread groove (6).
2. The profilometer stylus of claim 1 wherein: the middle of the bottom of the connecting seat (2) is provided with a reinforcing block (9), the end face of the upper side of the needle head (3) is provided with a positioning groove (5) with an upward opening, and the reinforcing block (9) is inserted into the positioning groove (5).
3. The profilometer stylus of claim 1 wherein: two spread groove (6) are about the center pin rotational symmetry of connecting seat (2), and every spread groove (6) all include arc wall (8) and be located arc wall (8) one end outside and mounting groove (7) that are linked together with arc wall (8).
4. The profilometer stylus of claim 3 wherein: the one end outside that mounting groove (7) were kept away from in every arc wall (8) bottom connecting seat (2) all is equipped with first screw hole (10), every the department corresponding with first screw hole (10) all is equipped with the second screw hole on installation piece (4), link together through the locating pin between first screw hole (10) and the second screw hole.
5. The profilometer stylus of claim 4, wherein: the mounting block (4) is of an inverted L-shaped structure, and the horizontal sections are arranged outwards.
6. The profilometer stylus of claim 5, wherein: the second threaded hole is positioned at the lower side of the horizontal section of the mounting block (4).
7. The profilometer stylus of claim 1 wherein: the connecting block (1), the connecting seat (2) and the reinforcing block (9) are of an integrally formed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023108372.6U CN213657735U (en) | 2020-12-22 | 2020-12-22 | Profilometer measuring needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023108372.6U CN213657735U (en) | 2020-12-22 | 2020-12-22 | Profilometer measuring needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213657735U true CN213657735U (en) | 2021-07-09 |
Family
ID=76690279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023108372.6U Active CN213657735U (en) | 2020-12-22 | 2020-12-22 | Profilometer measuring needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213657735U (en) |
-
2020
- 2020-12-22 CN CN202023108372.6U patent/CN213657735U/en active Active
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