CN210486714U - Water seal comprehensive detection device for engine cooling water pump - Google Patents
Water seal comprehensive detection device for engine cooling water pump Download PDFInfo
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- CN210486714U CN210486714U CN201921911377.7U CN201921911377U CN210486714U CN 210486714 U CN210486714 U CN 210486714U CN 201921911377 U CN201921911377 U CN 201921911377U CN 210486714 U CN210486714 U CN 210486714U
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- water seal
- water pump
- engine cooling
- gauge stand
- detection
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Abstract
The utility model discloses an engine cooling water pump water seal comprehensive testing device belongs to water pump detection technical field, and it is including examining specifically, detecting axle, spring, percentage table and gauge stand, examine the internal central shaft hole that sets up of utensil, detect the axle activity set up in the central shaft is downthehole, examine specific upper end setting the gauge stand, install on the gauge stand the percentage table, the percentage table with set up between the detecting axle the spring. The utility model discloses can be to water seal equipment back height and water seal rotating ring terminal surface run-out continuous detection, have detection efficiency height, the high characteristics of the degree of accuracy.
Description
Technical Field
The utility model relates to a water pump detects technical field, specifically is an engine cooling water pump water seal comprehensive testing device.
Background
In the process of assembling the engine cooling water pump, the height of the assembled water seal and the end face jumping of the water seal movable ring need to be detected, and products with quality defects are prevented from leaving a factory. After the water seal is assembled, the working height is generally detected by using a vernier caliper and a depth gauge, but the detection is not convenient enough, the depth gauge is easy to incline, and the detection accuracy is not high; the water seal movable ring end face jumping is characterized in that a water pump body is generally sleeved into a special core shaft and mounted on a deflection instrument, a dial indicator measuring head is used for contacting with a measured surface, the water pump body fixed on the core shaft is rotated, the measuring head winds the measured surface for a circle, and a jumping value is read from the dial indicator.
The patent with publication number CN 204115606U discloses a water pump water seal height detection device, including measuring mechanism, aligning gear, measuring mechanism includes the holding tube, the percentage table, be equipped with first lumen, second lumen in the holding tube, the pipe diameter of first lumen is greater than the second lumen, the test head of percentage table is fixed in the second lumen, be equipped with the movable rod in the first lumen, movable rod one end is stretched out and is stretched into the ejector pin of second lumen in with the contact of percentage table test head, aligning gear includes calibration step form piece. The utility model discloses a can realize water pump water seal height detection, but it can not detect the water seal rotating ring terminal surface and beat, and it is not convenient enough to use, influences detection efficiency.
Disclosure of Invention
In view of this, the utility model provides a to prior art's not enough, the engine cooling water pump water seal comprehensive testing device that the degree of accuracy is high, detection efficiency is high moreover can be to water seal equipment back height and water seal rotating ring face run-out continuous detection that provides.
In order to solve the technical problem, the utility model discloses the technical scheme who takes is: the utility model provides an engine cooling water pump water seal comprehensive testing device, is including examining the concrete, detecting axle, spring, percentage table and gauge stand, examine the internal center shaft hole that sets up of utensil, detect the axle activity set up in the center shaft hole, examine concrete upper end and set up the gauge stand, install on the gauge stand the percentage table, the percentage table with detect and set up between the axle the spring.
Furthermore, a limit groove is formed in the side face of the detection shaft, a screw hole is formed in the side face of the detection tool body, a limit bolt is arranged in the screw hole, and one end of the limit bolt is located in the limit groove.
Furthermore, the length of the detection shaft is smaller than that of the detection body, and a blind hole is formed in the detection shaft.
Further, the gauge stand with examine the concrete through fixing bolt connection, the gauge stand side is equipped with the through-hole, set up in the through-hole and be used for fixing the locking bolt of percentage table.
The water pump water seal device further comprises a standard calibration block, wherein the standard calibration block comprises a supporting block and a standard block, the standard block is arranged on the upper portion of the supporting block, and the height of the standard block is the same as that of the water pump water seal.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses engine cooling water pump water seal comprehensive testing device, examine a body lower extreme terminal surface and the laminating of water pump water seal quiet ring seat circle terminal surface, the circular arc portion of detection axle lower extreme and water seal rotating ring terminal surface line contact, the detection axle is through the assembly of sliding fit on examining the body, because can relative slip realize between detection axle terminal surface and examine a body end face formation difference in height that detects the axle terminal surface and examine between the body, this kind of difference in height transmits the dial indicator installed on the gauge stand through detection axle up end error-free, the working height of engine cooling water pump water seal is measured through the dial indicator, then the rotatory body of examining, make the circular arc of detection axle terminal surface rotate a week around the water pump axis on water seal rotating ring terminal surface, the fluctuation range of dial indicator pointer is the water seal working height value, thereby realized water pump water seal post-assembling height and water seal rotating ring terminal surface beat continuous detection, detection efficiency is improved, moreover, in the detection process, the detection shaft in the detection tool body can be kept in continuous contact with the dial indicator under the action of the spring and the limiting bolt, so that the detection accuracy is ensured.
In addition, before detection, a standard calibration block is used for calibrating the dial indicator, the height difference between the detection shaft and the detection tool body, namely the working height of the water seal, is displayed through the sum of the deviation of a pointer of the dial indicator and the value of the standard calibration block, the height of the standard calibration block is the same as the product inferior difference, before measurement, the detection device is placed on the standard calibration block, the pointer of the dial indicator is adjusted to be zero, then the product is measured, and the measurement result is added/subtracted through the value of the standard calibration block, so that the accurate water seal height is obtained.
Drawings
FIG. 1 is a schematic diagram of the standard-time structure of the present invention;
FIG. 2 is a schematic view of the present invention in use;
fig. 3 is a front view of the detection shaft of the present invention;
fig. 4 is a right side view of the detection shaft of the present invention;
the method comprises the following steps of 1-detecting body, 2-detecting shaft, 3-spring, 4-dial indicator, 5-gauge seat, 6-limiting groove, 7-limiting bolt, 8-fixing bolt, 9-locking bolt, 10-supporting block, 11-standard block, 12-pump body, 13-bearing rotating shaft and 14-water seal.
Detailed Description
For a better understanding of the present invention, the contents of the present invention will be further clarified below by referring to examples, but the present invention is not limited to the following examples. In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details.
As shown in figures 1-4, the comprehensive detection device for the water seal of the engine cooling water pump comprises a detection body 1, a detection shaft 2, a spring 3, a dial indicator 4 and a gauge stand 5, wherein a central shaft hole is formed in the detection body 1, the detection shaft 2 is movably arranged in the central shaft hole, the upper end of the detection body 1 is provided with the gauge stand 5, the dial indicator 4 is installed on the gauge stand 5, and the spring 3 is arranged between the dial indicator 4 and the detection shaft 2.
Specifically, the side of the detection shaft 2 is provided with a limit groove 6, the side of the detection shaft 1 is provided with a screw hole, a limit bolt 7 is arranged in the screw hole, one end of the limit bolt 7 is located in the limit groove 6, the limit groove 6 is an elliptical groove, and the detection shaft 2 moves in the length range of the limit groove 6 under the action of the limit bolt 7.
Detect the length of axle 2 and be less than examine specific 1 length, it is equipped with the hole that feed pump bearing pivot 13 was inserted in to detect 2 interior axles, it is stepped shaft to detect axle 2, the central shaft hole of examining specific 1 is stepped hole, it is equipped with arc measuring part to detect 2 bottoms of axle, can contact with the water seal.
The gauge stand 5 with examine the body 1 and be connected through fixing bolt 8, the gauge stand 5 side is equipped with the through-hole, set up in the through-hole and be used for fixing the locking bolt 9 of percentage table 4.
The water pump water seal device is characterized by further comprising a standard calibration block, wherein the standard calibration block comprises a supporting block 10 and a standard block 11, the standard block 11 is arranged on the upper portion of the supporting block 10, and the height of the standard block 11 is the same as that of the water pump water seal.
The water pump to be detected comprises a pump body 12 and a bearing rotating shaft 13 assembled in the pump body 12, and a water seal 14 is installed on the bearing rotating shaft 13.
The utility model discloses an engine cooling water pump water seal comprehensive testing device's use step does:
1) firstly, calibrating a detection device, placing the detection device on a calibration and calibration block, contacting the lower end face of a detection tool body with a supporting block, contacting an arc measuring part at the lower part of a detection shaft with a standard block, enabling the height difference of a measuring line on the lower end face of the detection tool body and an arc at the lower end of the detection shaft to be a calibration value, and adjusting a pointer of a dial indicator to be zero;
2) measuring the working height of the water seal by using a detection tool, attaching the lower end face of the detection tool body to the end face of the water pump water seal static ring seat ring, and reading the offset of the dial indicator when the arc part at the lower end of the detection shaft is in line contact with the end face of the water seal dynamic ring, wherein the working height of the water seal is the sum of a standard value and the offset (the offset is divided into directions, the left deviation is negative and the right deviation is positive);
3) the detector body rotates for a circle around a rotating shaft of a water pump bearing, and the fluctuation range of the pointer of the dial indicator is the end face jumping value of the water seal moving ring.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and other modifications or equivalent replacements made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (5)
1. The utility model provides an engine cooling water pump water seal comprehensive testing device which characterized in that: the device comprises a detecting body, a detecting shaft, a spring, a dial indicator and a gauge stand, wherein a central shaft hole is formed in the detecting body, the detecting shaft is movably arranged in the central shaft hole, the gauge stand is arranged at the upper end of the detecting body, the dial indicator is installed on the gauge stand, and the spring is arranged between the dial indicator and the detecting shaft.
2. The water seal comprehensive detection device of the engine cooling water pump as claimed in claim 1, characterized in that: the side surface of the detection shaft is provided with a limiting groove, the side surface of the detection tool body is provided with a screw hole, a limiting bolt is arranged in the screw hole, and one end of the limiting bolt is located in the limiting groove.
3. The water seal comprehensive detection device of the engine cooling water pump as claimed in claim 1, characterized in that: the length of detecting the axle is less than examine specific length, be equipped with the blind hole in detecting the axle.
4. The water seal comprehensive detection device of the engine cooling water pump as claimed in claim 1, characterized in that: the gauge stand with examine the concrete and pass through fixing bolt and connect, the gauge stand side is equipped with the through-hole, set up in the through-hole and be used for fixing the locking bolt of percentage table.
5. The water seal comprehensive detection device of the engine cooling water pump as claimed in claim 1, characterized in that: the water pump water seal device is characterized by further comprising a standard calibrating block, wherein the standard calibrating block comprises a supporting block and a standard block, the standard block is arranged on the upper portion of the supporting block, and the height of the standard block is the same as that of the water pump water seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921911377.7U CN210486714U (en) | 2019-11-07 | 2019-11-07 | Water seal comprehensive detection device for engine cooling water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921911377.7U CN210486714U (en) | 2019-11-07 | 2019-11-07 | Water seal comprehensive detection device for engine cooling water pump |
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| Publication Number | Publication Date |
|---|---|
| CN210486714U true CN210486714U (en) | 2020-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921911377.7U Active CN210486714U (en) | 2019-11-07 | 2019-11-07 | Water seal comprehensive detection device for engine cooling water pump |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111879214A (en) * | 2020-07-31 | 2020-11-03 | 四川航天长征装备制造有限公司 | High-precision inner conical surface taper rapid detection tool |
-
2019
- 2019-11-07 CN CN201921911377.7U patent/CN210486714U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111879214A (en) * | 2020-07-31 | 2020-11-03 | 四川航天长征装备制造有限公司 | High-precision inner conical surface taper rapid detection tool |
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