CN209978807U - Tool for clamping differential transformer type displacement sensor - Google Patents
Tool for clamping differential transformer type displacement sensor Download PDFInfo
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- CN209978807U CN209978807U CN201921054947.5U CN201921054947U CN209978807U CN 209978807 U CN209978807 U CN 209978807U CN 201921054947 U CN201921054947 U CN 201921054947U CN 209978807 U CN209978807 U CN 209978807U
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Abstract
The utility model provides an instrument for centre gripping differential transformer formula displacement sensor, its characterized in that: the tool comprises a base, a vertical rod, a cross rod, a chuck and a cross seat; the upright rods are vertically arranged, and the cross rods are horizontally arranged; the cross seat can reciprocate up and down along the axial direction of the upright rod; the cross rod can reciprocate leftwards and rightwards along the self axis; the clamping head is a rod-shaped structure body, one end of the clamping head is a hinged end, the other end of the clamping head is a clamping end, the hinged end is hinged to one end of the cross rod, and the clamping head can rotate around the hinged end in a vertical plane. The tool is adopted to clamp the differential transformer type displacement sensor, the adjustment is convenient, and the detection efficiency is high.
Description
Technical Field
The utility model relates to a measure technical field, especially an instrument that is used for differential transformer formula displacement sensor of centre gripping.
Background
In the mechanical field, particularly in the research and development process of automobile parts, static load or dynamic load is often required to be applied to the parts to enable the parts to generate certain deformation, the mechanical properties of the detected parts, such as strength, rigidity, reliability and the like, are obtained by detecting the deformation amount under the set load condition, and certain characteristic curves can also be obtained, so that whether the parts meet the design and use requirements or not is verified. The LVDT sensor, i.e., the differential transformer type displacement sensor, has advantages of high resolution, strong repeatability, long mechanical life, etc., and is widely used for the above-mentioned measurement. In fact, for a large-sized object to be measured such as a vehicle frame, a plurality of measuring points need to be arranged at different positions of the vehicle frame to acquire a plurality of data in a test, and thus a plurality of sensors need to be arranged to perform the test. However, in the prior art, the clamping and fixing of the LVDT sensor are very inconvenient, time and labor are wasted, and if the position adjustment of the sensor is not accurate or the fixing is not reliable, the problem of detection result distortion or even error is caused.
SUMMERY OF THE UTILITY MODEL
To the problem in the background art, the utility model provides an instrument for centre gripping differential transformer formula displacement sensor to solve prior art, be displacement sensor's fixed and the clamping inconvenient, fixed unreliable to differential transformer, detection efficiency is low, the problem of testing result distortion and mistake.
The utility model aims at realizing through the technical scheme, it is including:
a tool for holding a differential transformer displacement sensor, comprising: the tool comprises a base, a vertical rod, a cross rod, a chuck and a cross seat; the lower end of the upright rod is connected with the base; the cross seat is provided with a vertical hole and a transverse hole; the upright rods are vertically arranged, and the cross rods are horizontally arranged; the vertical rods are sleeved in the vertical holes, and the transverse rods are sleeved in the transverse holes; the cross seat can move up and down in a reciprocating manner along the axial direction of the vertical rod, can rotate around the axis of the vertical rod, and can lock the position of the cross seat on the vertical rod; the cross rod can reciprocate leftwards and rightwards along the self axis, the cross rod can rotate in the transverse hole, and the cross seat can lock the relative position of the cross rod and the cross seat; the clamping head is a rod-shaped structure body, one end of the clamping head is a hinged end, the other end of the clamping head is a clamping end, the hinged end is hinged to one end of the cross rod, the clamping end is provided with a clamping portion capable of clamping the differential transformer type displacement sensor, and the clamping head can rotate around the hinged end in a vertical plane.
Further, the vertical rod consists of 1 or more sub vertical rods; a threaded rod is arranged on the end face of the head of the sub-upright rod, a threaded hole is arranged on the end face of the tail of the sub-upright rod, a connecting screw hole is arranged on the upper end face of the base, the threaded rod is matched with the threaded hole, and the threaded rod is matched with the connecting screw hole; when the vertical rod consists of a plurality of sub-vertical rods, the vertical rod is formed by sequentially connecting the plurality of sub-vertical rods end to end.
Further, the cross seat comprises a left cover, a middle seat and a right cover which are sequentially arranged from left to right; a left arc-shaped groove is formed in the left end face of the middle seat, a right arc-shaped groove is formed in the right end face of the middle seat, the left arc-shaped groove is arranged in the vertical direction in the axial direction, and the right arc-shaped groove is arranged in the horizontal direction in the axial direction; a first arc-shaped groove is formed in the right end face of the left cover, and a second arc-shaped groove is formed in the left end face of the right cover; the left cover is connected with the middle seat through a bolt, and the right cover is connected with the middle seat through a bolt; after the left cover is connected with the middle seat, the first arc-shaped groove and the left arc-shaped groove form the vertical hole; after the right cover is connected with the middle base, the second arc-shaped groove and the right arc-shaped groove form the transverse hole.
Further, the clamping part is provided with the open slot of V font, be provided with an arc groove on two opposite faces of open slot respectively, the axial of two arc grooves with the axial direction parallel of open slot, two the opening in arc groove is relative, two arc groove sets up the middle part of open slot, still be provided with a through-hole on two opposite faces of open slot respectively, two the through-hole position is relative, two the through-hole sets up the upper portion at the open slot.
Further, the surface of the arc groove is provided with a rubber pad.
Further, the base is a magnetic gauge stand.
Due to the adoption of the technical scheme, the utility model discloses following advantage has: the cross seat can drive the cross rod to move up and down on the vertical rod to adjust the height of the sensor, the cross seat can rotate around the axis of the vertical rod to adjust the horizontal angle of the cross rod, the cross rod can move in the cross seat along the axial direction of the cross seat to adjust the horizontal position of the sensor, the cross rod can rotate in the horizontal hole, the chuck can rotate to adjust the angle of the sensor, and the base can also move on the platform to adjust the position of the sensor in the horizontal direction. Meanwhile, after the position is adjusted, all the movable joint points are fixed by bolts, and the base further adopts a magnetic gauge stand, so that the sensor is further firmly fixed, and the accuracy and reliability of data testing are ensured.
Drawings
The drawings of the present invention are described below.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic view of the chuck;
FIG. 4 is a schematic structural view of the cross seat;
fig. 5 is a top view of fig. 4.
In the figure: 1. a base; 2. erecting a rod; 3. a cross bar; 4. a chuck; 5. a cross seat; 6. the differential transformer is a displacement sensor; 11. a connecting screw hole; 21. a sub-upright rod; 22. a threaded rod; 23. a threaded hole; 41. an open slot; 42. an arc groove; 43. a through hole; 44. a rubber pad; 45. a bolt pair; 51. a left cover; 52. a middle seat; 53. a right cover; 54. a first bolt; 55. a second bolt; 511. a first arc-shaped slot; 521. a left arc-shaped slot; 522. a right arc-shaped slot; 531. a second arc-shaped groove.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
The tool for clamping the differential transformer type displacement sensor 6 shown in the attached drawings 1 to 2 comprises a base 1, a vertical rod 2, a cross rod 3, a chuck 4 and a cross seat 5;
the upright 2 consists of 1 or more sub-uprights 21; a threaded rod 22 is arranged on the end face of the head of the sub-upright rod 21, a threaded hole 23 is arranged on the end face of the tail of the sub-upright rod 21, a connecting threaded hole 11 is arranged on the upper end face of the base 1, the threaded rod 22 is matched with the threaded hole 23, and the threaded rod 22 is matched with the connecting threaded hole 11; the upright stanchion 2 is designed into the combined structure, the length of the upright stanchion 2 can be conveniently adjusted, and the measurement of measuring points with different heights can be adapted in a larger range, when the upright stanchion 2 only comprises 1 sub upright stanchion 21, the threaded rod 22 at the lower end of the upright stanchion 2 is sleeved in the connecting screw hole 11 of the base 1 to complete the connection with the base 1; when the vertical rod 2 is composed of a plurality of sub vertical rods 21, the vertical rod 2 is formed by sequentially connecting the plurality of sub vertical rods 21 end to end, and the threaded rod 22 at one end of the vertical rod 2 is sleeved in the connecting screw hole 11 of the base 1 to complete the connection with the base 1.
As shown in fig. 4 to 5, the cross seat 5 comprises a left cover 51, a middle seat 52 and a right cover 53 arranged in sequence from left to right; a left arc-shaped groove 521 is formed in the left end face of the middle seat 52, a right arc-shaped groove 522 is formed in the right end face of the middle seat, the left arc-shaped groove is arranged in the vertical direction in the axial direction, and the right arc-shaped groove is arranged in the horizontal direction in the axial direction; a first arc-shaped groove 511 is formed in the right end face of the left cover 51, and a second arc-shaped groove 531 is formed in the left end face of the right cover 53; the left cover 51 is connected with the middle seat 52 through 4 first bolts 54, and the right cover 53 is connected with the middle seat 52 through 4 second bolts 55; when the left cover 51 is connected with the middle base 52, the first arc-shaped groove 511 and the left arc-shaped groove 521 form a vertical hole; when the right cover 53 is connected to the middle seat 52, the second arc-shaped groove 531 and the right arc-shaped groove 522 form a transverse hole; the upright rods 2 are vertically arranged, and the cross rods 3 are horizontally arranged; the upright stanchion 2 is sleeved in the vertical hole, and the cross rod 3 is sleeved in the transverse hole; the cross seat 5 can move up and down in a reciprocating manner along the axial direction of the upright rod 2, the cross seat 5 can rotate around the axis of the upright rod 2, and the cross seat 5 can lock the height position and the axial position of the cross seat on the upright rod 2 by screwing 4 first bolts 54; the cross rod 3 can reciprocate leftwards and rightwards along the self axis, the cross rod 3 can rotate in the transverse hole, and the cross seat 5 can lock the relative positions of the cross rod 3 and the cross seat 5 by screwing 4 second bolts 55;
as shown in fig. 3, the chuck 4 is a rod-shaped structure, one end of the chuck 4 is a hinged end, the other end of the chuck 4 is a clamping end, the hinged end is hinged to one end of the cross rod 3, the clamping end is provided with a clamping portion capable of clamping the differential transformer displacement sensor, the clamping portion is provided with a V-shaped open slot 41, two opposite surfaces of the open slot are respectively provided with an arc groove 42, the axial directions of the two arc grooves 42 are parallel to the axial direction of the open slot 41, the openings of the two arc grooves 42 are opposite, the two arc grooves 42 are arranged in the middle of the open slot 41, the surface of the arc groove 42 is provided with a rubber pad 44 to protect the differential transformer displacement sensor 6, two opposite surfaces of the open slot 41 are respectively provided with a through hole 43, and the positions of the two through holes 43 are opposite, the two through holes 43 are provided at the upper portions of the open grooves 41, so that the differential transformer type displacement sensor 6 can be clamped by tightening the bolt pairs 45. The collet 4 can rotate in a vertical plane around the hinged end to facilitate angular adjustment of the differential transformer displacement sensor 6.
The utility model discloses a base 1 is the magnetic gauge stand, can conveniently like this through the absorption of rotary switch control base 1 and iron platform with loosen, whole instrument is firm reliable when base 1 adsorbs with the iron platform, is difficult for empting, when base 1 and iron platform loosen, is convenient for remove whole instrument, adjusts differential transformer formula displacement sensor 6's horizontal position.
Claims (6)
1. A tool for holding a differential transformer displacement sensor, comprising: the tool comprises a base (1), a vertical rod (2), a cross rod (3), a chuck (4) and a cross seat (5); the lower end of the upright rod (2) is connected with the base (1); the cross seat (5) is provided with a vertical hole and a transverse hole; the upright rods (2) are vertically arranged, and the cross rods (3) are horizontally arranged; the vertical rod (2) is sleeved in the vertical hole, and the cross rod (3) is sleeved in the transverse hole; the cross seat (5) can move up and down in a reciprocating manner along the axial direction of the vertical rod (2), the cross seat (5) can rotate around the axis of the vertical rod (2), and the cross seat (5) can lock the position of the cross seat on the vertical rod (2); the cross rod (3) can reciprocate leftwards and rightwards along the self axis, the cross rod (3) can rotate in the transverse hole, and the cross seat (5) can lock the relative position of the cross rod (3) and the cross seat (5); chuck (4) are shaft-like structure, and the one end of chuck (4) is the hinged end, and the other end of chuck (4) is the exposed core, the hinged end with the one end of horizontal pole (3) is articulated, the exposed core is provided with the clamping part that can press from both sides differential transformer formula displacement sensor tightly, chuck (4) can be around the hinged end rotation in vertical plane.
2. The tool for holding a differential transformer-based displacement sensor according to claim 1, wherein: the upright rod (2) consists of 1 or more sub upright rods (21); a threaded rod (22) is arranged on the end face of the head of the sub-upright rod (21), a threaded hole (23) is arranged on the end face of the tail of the sub-upright rod (21), a connecting screw hole (11) is arranged on the upper end face of the base (1), the threaded rod (22) is matched with the threaded hole (23), and the threaded rod (22) is matched with the connecting screw hole (11); when the vertical rod (2) is composed of a plurality of sub-vertical rods (21), the vertical rod (2) is formed by sequentially connecting the plurality of sub-vertical rods (21) end to end.
3. The tool for holding a differential transformer-based displacement sensor according to claim 1, wherein: the cross seat (5) comprises a left cover (51), a middle seat (52) and a right cover (53) which are sequentially arranged from left to right; a left arc-shaped groove (521) is formed in the left end face of the middle seat (52), a right arc-shaped groove (522) is formed in the right end face of the middle seat, the left arc-shaped groove is axially arranged in the vertical direction, and the right arc-shaped groove is axially arranged in the horizontal direction; a first arc-shaped groove (511) is formed in the right end face of the left cover (51), and a second arc-shaped groove (531) is formed in the left end face of the right cover (53); the left cover (51) is connected with the middle seat (52) through a bolt, and the right cover (53) is connected with the middle seat (52) through a bolt; when the left cover (51) is connected with the middle seat (52), the first arc-shaped groove (511) and the left arc-shaped groove (521) form the vertical hole; when the right cover (53) is connected with the middle seat (52), the second arc-shaped groove (531) and the right arc-shaped groove (522) form the transverse hole.
4. The tool for holding a differential transformer-based displacement sensor according to claim 1, wherein: the clamping part is provided with open slot (41) of V font, be provided with one circular arc groove (42) on two opposite faces of open slot respectively, the axial of two circular arc grooves (42) with the axial direction parallel of open slot (41), two the opening of circular arc groove (42) is relative, two circular arc groove (42) set up the middle part of open slot (41), still be provided with one through-hole (43), two on two opposite faces of open slot (41) respectively through-hole (43) position is relative, two through-hole (43) sets up the upper portion at open slot (41).
5. The tool for holding a differential transformer displacement sensor according to claim 4, wherein: and a rubber pad (44) is arranged on the surface of the arc groove (42).
6. Tool for holding a differential transformer-type displacement sensor according to any one of claims 1 to 5, characterized in that: the base (1) is a magnetic meter base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921054947.5U CN209978807U (en) | 2019-07-08 | 2019-07-08 | Tool for clamping differential transformer type displacement sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921054947.5U CN209978807U (en) | 2019-07-08 | 2019-07-08 | Tool for clamping differential transformer type displacement sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209978807U true CN209978807U (en) | 2020-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921054947.5U Active CN209978807U (en) | 2019-07-08 | 2019-07-08 | Tool for clamping differential transformer type displacement sensor |
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| Country | Link |
|---|---|
| CN (1) | CN209978807U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113996816A (en) * | 2021-10-22 | 2022-02-01 | 华中科技大学 | Real-time monitoring device for acoustic signals in selective laser melting process |
-
2019
- 2019-07-08 CN CN201921054947.5U patent/CN209978807U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113996816A (en) * | 2021-10-22 | 2022-02-01 | 华中科技大学 | Real-time monitoring device for acoustic signals in selective laser melting process |
| CN113996816B (en) * | 2021-10-22 | 2023-01-06 | 华中科技大学 | Real-time acoustic signal monitoring device for selective laser melting process |
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Address after: 401122 No.1, huanghuan North Road, Jinshan Avenue, northern New District, Yubei District, Chongqing Patentee after: SAIC Hongyan Automobile Co.,Ltd. Address before: 401122 No.1, huanghuan North Road, Jinshan Avenue, northern New District, Yubei District, Chongqing Patentee before: SAIC-IVECO HONGYAN commercial Vehicle Co.,Ltd. |