CN219572960U - Deep hole part internal diameter measuring device - Google Patents

Abstract

The utility model discloses a deep hole part inner diameter measuring device which comprises a telescopic driving handle, an infrared ranging box, a connecting cylinder and a contact pulley, wherein the infrared ranging box is fixed at the driving end of the telescopic driving handle, miniature infrared rangefinders are arranged at two sides of the infrared ranging box, the top of the infrared ranging box is connected with the connecting cylinder, and the telescopic rods are arranged at two ends of the connecting cylinder. According to the utility model, after the connecting cylinder penetrates into the deep hole part, the two telescopic rods are matched with the sliding blocks to elastically realize the contact of the inner walls of the part hole along the first built-in sliding groove and the first spring, so that the pressure is correspondingly regulated, the infrared ranging box is ensured to be positioned at the middle part in the part, the arrangement that the contact pulley and the telescopic rods are movably regulated is convenient for the connecting cylinder and the device to measure the inner diameters of different parts, and the application field is improved.

Description

Deep hole part internal diameter measuring device

Technical Field

The utility model relates to the technical field of deep hole part inner diameter measurement, in particular to a deep hole part inner diameter measurement device.

Background

The deep hole part has high quality requirement, the dimensional accuracy is in the range of IT 6-IT 12, the surface roughness R is in the range of 25-0.2 um, the shape and position accuracy, the work hardening layer, the residual stress and the surface physical and mechanical properties are all required to be high, and the deep hole inner diameter measurement of the part is required in the production of the part at present, so that the subsequent assembly and use of the part are convenient.

The prior deep hole part inner diameter measuring device comprises: 1. the measurement is nonstandard, the self-stabilization adjustment is poor, the device cannot be guaranteed to be deep into a part and be positioned at a uniform middle position, and the data of the measured inner diameter are not accurate enough; 2. if the device needs to be held for part inner diameter measurement, the measurement efficiency can be reduced, and the measured data can be influenced under the unstable condition; 3. the device does not possess ash removal mechanism, then dust exists and can influence infrared ranging efficiency work, and the dust is too much to contact range finding mechanism, can influence its life, and what need to develop urgently.

Disclosure of Invention

The utility model aims to provide a deep hole part inner diameter measuring device which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a deep hole part internal diameter measuring device, includes flexible actuating lever, infrared ranging group case, connecting cylinder and contact pulley, infrared ranging group case is fixed in the drive end of flexible actuating lever, miniature infrared range finder is all installed to infrared ranging group case's both sides, infrared ranging group case's top is connected with the connecting cylinder, the telescopic link sets up in the both ends of connecting cylinder, the slider that the telescopic link was connected through one end both sides slides along the first built-in spout of connecting cylinder internal connection and cooperates the first spring elasticity that one end is connected to realize in the connecting cylinder repeatedly movable adjustment, the one end of telescopic link is provided with the contact pulley, the contact pulley slides along the built-in spout of the second of telescopic link one end internal connection and cooperates one end to connect the second spring elasticity realization can be in telescopic link one end internal repeated movable adjustment.

Preferably, a display screen is mounted on the side part outside the telescopic driving handle, and the display screen is electrically connected with the controller.

Preferably, the bottom of flexible actuating lever is connected with the connecting piece, the inside threaded connection at connecting piece both ends has the screw rod, the one end of screw rod is connected with fixed folder.

Preferably, an infrared sensing optical fiber is arranged in the infrared ranging box, one end of the infrared sensing optical fiber is connected with a controller, and the controller is arranged in the infrared ranging box.

Preferably, the top of the connecting cylinder is connected with a dust collection box, the bottom of the dust collection box is connected with a dust collection bucket, and a dust collection fan is arranged in the dust collection box.

Preferably, three line ends of the infrared sensing optical fiber are respectively connected with the two micro infrared range finders and the controller.

Preferably, the controller is electrically connected with the micro infrared range finder through an infrared sensing optical fiber.

Preferably, the dust absorption cotton is arranged below the dust absorption fan and connected to the bottom inside the dust absorption box, and one end of the dust absorption box is connected with a clamping cover.

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

(1) According to the deep hole part inner diameter measuring device, after the connecting cylinder penetrates into the deep hole part, the two telescopic rods are matched with the sliding blocks to elastically realize the contact of the inner walls of the part holes along the first built-in sliding groove and the first spring, so that the corresponding adjustment of pressure is realized, the infrared ranging box is ensured to be positioned in the middle part in the part, the arrangement that the contact pulley and the telescopic rods are movably adjusted is convenient for the connecting cylinder and the device to measure the inner diameters of different parts, and the application field is improved;

(2) According to the deep hole part inner diameter measuring device, through the internal threaded connection between the screw and the two ends of the connecting piece, the distance between the two fixed clamping pieces can be adjusted when the screw is rotated, so that the two fixed clamping pieces can conveniently have clamping force, the whole device can be fixed at a position appointed to be placed close to a part, a handheld device is replaced, and the influence of hand shake on the data accuracy of later measurement is avoided;

(3) This kind of deep hole part internal diameter measuring device through making in the deep hole dust inhale to the cotton contact absorption of dust absorption through the dust absorption fill at dust absorption fan start-up, later utilizes to scratch out the card lid and pour out the dust, is convenient for clear up, then the effect improving device department of clearance dust is in safe measuring environment, improves the measurement of device efficiency.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a schematic diagram showing the front view of the connection of the connecting piece and the fixing clamp of the present utility model;

FIG. 4 is a schematic diagram of the internal structure of the infrared ranging box according to the present utility model;

fig. 5 is a schematic view of the internal structure of the dust box of the present utility model.

In the figure: 1. a telescopic driving handle; 2. a display screen; 3. an infrared ranging box; 4. a miniature infrared range finder; 5. a connecting cylinder; 501. a first built-in chute; 6. a telescopic rod; 601. a slide block; 602. a second built-in chute; 7. a first spring; 8. a contact pulley; 801. a slider; 9. a dust suction box; 10. a connecting piece; 11. a screw; 1101. fixing the clamping piece; 12. a second spring; 13. an infrared sensing optical fiber; 14. a controller; 15. a dust collection hopper; 16. a dust collection fan; 17. dust adsorption cotton; 18. and (5) clamping the cover.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, an embodiment of the present utility model is provided: the inner diameter measuring device for the deep hole part comprises a telescopic driving handle 1, an infrared ranging box 3, a connecting cylinder 5 and a contact pulley 8, wherein the infrared ranging box 3 is fixed at the driving end of the telescopic driving handle 1, miniature infrared rangefinders 4 are arranged on two sides of the infrared ranging box 3, infrared sensing optical fibers 13 are arranged in the infrared ranging box 3, three wire ends of the infrared sensing optical fibers 13 are respectively connected with the two miniature infrared rangefinders 4 and a controller 14, signals are transmitted to the controller 14 through the infrared sensing optical fibers 13 after the miniature infrared rangefinders 4 range, and the controller 14 displays through a display screen 2 after data analysis;

one end of the infrared sensing optical fiber 13 is connected with a controller 14, and the controller 14 is arranged in the infrared ranging box 3;

the top of the infrared ranging box 3 is connected with a connecting cylinder 5, the top of the connecting cylinder 5 is connected with a dust box 9, the bottom of the dust box 9 is connected with a dust suction hopper 15, a dust suction fan 16 is arranged in the dust box 9, and the dust suction fan 16 sucks dust to be contacted and adhered with dust adsorption cotton 17, so that the dust is accumulated at the lower position in the dust box 9, and the dust is convenient to pour out through a clamping cover 18 in the later period;

the telescopic rods 6 are arranged at two ends of the connecting cylinder 5, the telescopic rods 6 slide along a first built-in sliding chute 501 connected in the connecting cylinder 5 through sliding blocks 601 connected with two sides of one end and elastically realize repeated movable adjustment in the connecting cylinder 5 by matching with a first spring 7 connected with one end, so that the infrared ranging box 3 can be self-adjusted and ensured to be positioned at the middle position inside a part, and the ranging standard of the miniature infrared range finder 4 is convenient;

the one end of telescopic link 6 is provided with contact pulley 8, and contact pulley 8 slides along the built-in spout 602 of the second of telescopic link 6 one end internal connection through the slider 801 that one end was connected and cooperation one end is connected second spring 12 elasticity realization can be in telescopic link 6 one end internal repeated movable adjustment, and contact pulley 8 can assist device is automatic to go deep into in the part of different aperture sizes, improves application.

The display screen 2 is installed on the side part outside the telescopic driving handle 1, and the display screen 2 is electrically connected with the controller 14.

The bottom of the telescopic driving handle 1 is connected with a connecting piece 10, internal threads at two ends of the connecting piece 10 are connected with a screw rod 11, one end of the screw rod 11 is connected with a fixed clamping piece 1101, and the screw rod 11 can be rotated to enable two fixed clamping pieces 1101 to clamp and fix the device at a designated position close to the part placement position.

The controller 14 is in sensing electrical connection with the miniature infrared range finder 4 through an infrared sensing optical fiber 13.

The dust absorption cotton 17 is arranged below the dust absorption fan 16 and connected to the bottom inside the dust absorption box 9, and one end of the dust absorption box 9 is connected with the clamping cover 18.

When the embodiment of the utility model is used, the following steps are adopted: after the connecting cylinder 5 is deeply embedded into the deep hole part, the two telescopic rods 6 are matched with the sliding blocks 601 to elastically realize the contact of the inner walls of the part holes along the first built-in sliding groove 501 and the first spring 7, the corresponding pressure adjustment is realized, the infrared ranging box 3 is ensured to be positioned in the middle part in the part, the arrangement of the contact pulley 8 and the telescopic rods 6 can be movably adjusted to realize the convenience of measuring the inner diameters of the connecting cylinder 5 and different parts, the screw 11 is connected with the two ends of the connecting piece 10 along the internal threads, the distance between the two fixed clamping pieces 1101 can be regulated when the screw 11 is rotated, the two fixed clamping pieces 1101 can be conveniently and integrally fixed at the position close to the part placement is realized, the hand-held device is replaced, and the influence of hand shake on the data accuracy of later measurement is avoided.

Claims (8)

1. The utility model provides a deep hole part internal diameter measuring device, its characterized in that, including flexible actuating handle (1), infrared ranging group case (3), connecting cylinder (5) and contact pulley (8), infrared ranging group case (3) are fixed in the drive end of flexible actuating handle (1), miniature infrared range finder (4) are all installed to the both sides of infrared ranging group case (3), the top of infrared ranging group case (3) is connected with connecting cylinder (5), and telescopic link (6) set up in the both ends of connecting cylinder (5), slider (601) that telescopic link (6) are connected through one end both sides are along connecting cylinder (5) first built-in spout (501) slip and cooperation one end connected first spring (7) elasticity realization in connecting cylinder (5), the one end of telescopic link (6) is provided with contact pulley (8), sliding part (801) that contact pulley (8) are connected through one end are connected along second built-in spout (602) of telescopic link (6) one end sliding and cooperation second spring (12) realization flexible adjustable in telescopic link.

2. The deep hole part inside diameter measuring device according to claim 1, wherein: the side part outside the telescopic driving handle (1) is provided with a display screen (2), and the display screen (2) is electrically connected with a controller (14).

3. The deep hole part inside diameter measuring device according to claim 2, wherein: the bottom of flexible actuating lever (1) is connected with connecting piece (10), the inside threaded connection at connecting piece (10) both ends has screw rod (11), the one end of screw rod (11) is connected with fixed folder (1101).

4. The deep hole part inside diameter measuring device according to claim 1, wherein: the infrared ranging box (3) is internally provided with an infrared sensing optical fiber (13), one end of the infrared sensing optical fiber (13) is connected with a controller (14), and the controller (14) is arranged in the infrared ranging box (3).

5. The deep hole part inside diameter measuring device according to claim 1, wherein: the top of connecting cylinder (5) is connected with dust collection box (9), the bottom of dust collection box (9) is connected with dust absorption fill (15), the internally mounted of dust collection box (9) has dust absorption fan (16).

6. The deep hole part inside diameter measuring device according to claim 4, wherein: three line ends of the infrared sensing optical fiber (13) are respectively connected with the two miniature infrared range finders (4) and the controller (14).

7. The deep hole part inside diameter measuring device according to claim 4, wherein: the controller (14) is in sensing electrical connection with the miniature infrared range finder (4) through an infrared sensing optical fiber (13).

8. The deep hole part inside diameter measuring device according to claim 5, wherein: the dust suction fan is arranged below the dust suction fan (16) and connected to the bottom inside the dust suction box (9), dust adsorption cotton (17) is arranged at the bottom inside the dust suction box (9), and a clamping cover (18) is connected to one end of the dust suction box (9).