CN-224230899-U - Wall thickness detection device for conical tube

Abstract

The utility model relates to a conical tube wall thickness detection device which comprises a bottom plate, a clamping mechanism and a measuring mechanism, wherein the clamping mechanism is used for fixedly clamping a conical tube, the clamping mechanism is arranged on the bottom plate, the measuring mechanism is arranged on the bottom plate and comprises a synchronous plate, an inner wall datum point, a measuring dial indicator and an elastic adjusting assembly, the synchronous plate is arranged on the bottom plate in a sliding mode, the inner wall datum point, the measuring dial indicator and the elastic adjusting assembly are all arranged on the synchronous plate, the inner wall datum point is always abutted to the inner wall of the conical tube under the action of the elastic adjusting assembly, an elastic measuring head of the measuring dial indicator is always abutted to the outer wall of the conical tube, and the inner wall datum point and the measuring dial indicator are driven by the synchronous plate to synchronously move along the axial direction of the conical tube. The utility model has simple structure and low manufacturing cost, and effectively reduces the detection cost.

Inventors

• YI ZONGFA

Assignees

• 东莞市厚瑞五金制品有限公司

Dates

Publication Date

20260512

Application Date

20250630

Claims (10)

1. 1. A conical tube wall thickness detection device, comprising: A bottom plate; The clamping mechanism is used for fixedly clamping the conical tube and is arranged on the bottom plate, and The measuring mechanism is arranged on the bottom plate and comprises a synchronous plate, an inner wall datum point, a measuring dial indicator and an elastic adjusting component, wherein the synchronous plate is arranged on the bottom plate in a sliding mode, the inner wall datum point, the measuring dial indicator and the elastic adjusting component are arranged on the synchronous plate, the inner wall datum point is always abutted to the inner wall of the conical tube under the action of the elastic adjusting component, an elastic measuring head of the measuring dial indicator is always abutted to the outer wall of the conical tube, and the inner wall datum point and the measuring dial indicator are driven by the synchronous plate to synchronously move along the axial direction of the conical tube.
2. 2. The conical tube wall thickness detection device according to claim 1, wherein the clamping mechanism comprises a fixed seat, a sliding plate, a mounting seat, a positioning sleeve, a movable sleeve and a hand wheel, the fixed seat is fixedly connected with the bottom plate, the positioning sleeve is rotatably arranged on the fixed seat through a bearing, a transverse guide rail is arranged on the bottom plate, the transverse guide rail is slidably connected with a transverse sliding seat, the sliding plate is fixedly connected with the transverse sliding seat, the mounting seat is fixedly arranged on the sliding plate, the movable sleeve is rotatably arranged on the mounting seat through a bearing, and the hand wheel is fixedly connected with the movable sleeve.
3. 3. The tapered tube wall thickness detection device of claim 2, wherein the synchronization plate is fixedly connected to the transverse slide.
4. 4. The device for detecting the wall thickness of the conical tube according to claim 2, wherein the measuring mechanism further comprises a longitudinal guide rail, a longitudinal sliding seat and a base plate, the longitudinal guide rail is arranged on the synchronous plate, the longitudinal guide rail is perpendicular to the transverse guide rail, the longitudinal sliding seat is slidingly connected with the longitudinal guide rail, and the base plate is fixedly connected with the longitudinal sliding seat.
5. 5. The device for measuring wall thickness of a tapered tube according to claim 4, wherein the measuring mechanism further comprises a fixing arm fixedly arranged on the base plate, the positioning sleeve is axially provided with a through hole, and an end portion of the fixing arm far away from the base plate penetrates through the through hole and extends into the tapered tube to be fixedly connected with the reference point of the inner wall.
6. 6. The device for detecting the wall thickness of the conical tube according to claim 5, wherein the elastic adjusting component comprises a fixing frame, an elastic piece and an ejector rod, the fixing frame is fixedly arranged on the synchronous plate, one end of the ejector rod penetrates through the fixing frame to be matched with the nut, the elastic piece is sleeved outside the ejector rod, one end of the elastic piece is abutted to the fixing frame, the other end of the elastic piece is abutted to the ejector rod, and the other end of the ejector rod is abutted to the side end of the substrate.
7. 7. The device for measuring wall thickness of a tapered tube according to claim 6, wherein the measuring mechanism further comprises a base fixedly disposed on a side of the base plate remote from the elastic adjustment assembly, and the measuring dial indicator is fixedly disposed on the base.
8. 8. The device for detecting the wall thickness of the conical tube according to claim 2, wherein the clamping mechanism further comprises a locking assembly, the locking assembly comprises a connecting seat, a handle, a locking shaft, a locking seat and a connecting piece, the connecting seat is fixedly connected with the sliding plate, the locking seat is fixedly arranged on the bottom plate, the locking seat comprises a main seat, a sleeve part connected with the main seat and a hinge part connected with the main seat, one end of the locking shaft is fixedly connected with the connecting seat, the other end of the locking shaft penetrates through the sleeve part and is hinged with one end of the connecting piece, the handle comprises a handle part and a connecting part connected with the handle part, the connecting part is hinged with the hinge part, and the other end of the connecting piece is hinged with the connecting part of the handle part and the connecting part.
9. 9. The device for detecting the wall thickness of the conical tube according to claim 4, further comprising transverse standard rods and longitudinal standard rods, wherein the synchronous plate and the bottom plate are provided with first transverse positioning holes, the sliding plate and the bottom plate are provided with second transverse positioning holes, the number of the transverse standard rods is two, one transverse standard rod is inserted into the first transverse positioning holes, the other transverse standard rod is inserted into the second transverse positioning holes, the base plate and the synchronous plate are provided with longitudinal positioning holes, and the longitudinal standard rods are inserted into the longitudinal positioning holes.
10. 10. The device for detecting the wall thickness of the conical tube according to claim 4, further comprising an adjusting standard rod, wherein the base plate is provided with an adjusting standard hole, the synchronizing plate is provided with a fixing hole, and the lower end of the adjusting standard rod penetrates through the adjusting standard hole and stretches into the fixing hole.

Description

Wall thickness detection device for conical tube Technical Field The utility model relates to the technical field of workpiece detection, in particular to a conical tube wall thickness detection device. Background The tapered tube 200 shown in fig. 1 requires a measuring tool to measure the wall thickness during the production process to ensure that the produced tapered tube meets the requirements. Chinese patent CN 207703172U discloses a pipe wall thickness detector, including detecting machine case (1), be provided with pipe wall thickness detection device (2), pipe conveyer (3) and drive arrangement (4) in detecting machine case (1), drive arrangement (4) drive pipe conveyer (3), pipe conveyer (3) are including last conveyer belt (5) and lower conveyer belt (6), leave the clearance that the pipe passed through between last conveyer belt (5) and lower conveyer belt (6), follow the direction of transfer of pipe conveyer (3), pipe wall thickness detection device (2) set up the rear at pipe conveyer (3). Although the pipe wall thickness detector can complete the wall thickness test of the conical pipe 200, the pipe wall thickness detector has high manufacturing cost and high detection cost. Disclosure of utility model Based on the above, it is necessary to provide a tapered tube wall thickness measuring device for solving the problem that the conventional tube wall thickness measuring device is high in manufacturing cost and detecting cost. A conical tube wall thickness detection device comprising: A bottom plate; The clamping mechanism is used for fixedly clamping the conical tube and is arranged on the bottom plate, and The measuring mechanism is arranged on the bottom plate and comprises a synchronous plate, an inner wall datum point, a measuring dial indicator and an elastic adjusting component, wherein the synchronous plate is arranged on the bottom plate in a sliding mode, the inner wall datum point, the measuring dial indicator and the elastic adjusting component are arranged on the synchronous plate, the inner wall datum point is always abutted to the inner wall of the conical tube under the action of the elastic adjusting component, an elastic measuring head of the measuring dial indicator is always abutted to the outer wall of the conical tube, and the inner wall datum point and the measuring dial indicator are driven by the synchronous plate to synchronously move along the axial direction of the conical tube. The device for detecting the wall thickness of the conical tube can detect the wall thickness of the conical tube in real time through the cooperation of the bottom plate, the clamping mechanism and the measuring mechanism, has high accuracy of detection results, does not need repositioning when changing the measuring point of the conical tube, and effectively improves the detection efficiency. In one embodiment, the clamping mechanism comprises a fixed seat, a sliding plate, a mounting seat, a positioning sleeve, a movable sleeve and a hand wheel, wherein the fixed seat is fixedly connected with the bottom plate, the positioning sleeve is rotatably arranged on the fixed seat through a bearing, a transverse guide rail is arranged on the bottom plate, the transverse guide rail is slidably connected with a transverse sliding seat, the sliding plate is fixedly connected with the transverse sliding seat, the mounting seat is fixedly arranged on the sliding plate, the movable sleeve is rotatably arranged on the mounting seat through a bearing, and the hand wheel is fixedly connected with the movable sleeve. In one embodiment, the synchronizing plate is fixedly connected with the transverse slide. In one embodiment, the measuring mechanism further comprises a longitudinal guide rail, a longitudinal sliding seat and a base plate, wherein the longitudinal guide rail is arranged on the synchronous plate, the longitudinal guide rail is perpendicular to the transverse guide rail, the longitudinal sliding seat is in sliding connection with the longitudinal guide rail, and the base plate is fixedly connected with the longitudinal sliding seat. In one embodiment, the measuring mechanism further comprises a fixing arm, the fixing arm is fixedly arranged on the base plate, the positioning sleeve is axially provided with a through hole, and the end part, far away from the base plate, of the fixing arm penetrates through the through hole and stretches into the conical tube to be fixedly connected with the inner wall datum point. In one embodiment, the elastic adjusting component comprises a fixing frame, an elastic piece and an ejector rod, wherein the fixing frame is fixedly arranged on the synchronous plate, one end of the ejector rod penetrates through the fixing frame to be matched with the nut, the elastic piece is sleeved outside the ejector rod, one end of the elastic piece is in butt joint with the fixing frame, the other end of the elastic piece is in butt joint with the ejector rod, and the other end