CN213515413U

CN213515413U - Multi-step radial dimension error detector for water pump bearing mandrel

Info

Publication number: CN213515413U
Application number: CN202022616266.2U
Authority: CN
Inventors: 李向明; 张尚尚
Original assignee: Jiangsu Risheng Bearing Co Ltd
Current assignee: Jiangsu Risheng Bearing Co Ltd
Priority date: 2020-11-12
Filing date: 2020-11-12
Publication date: 2021-06-22
Anticipated expiration: 2030-11-12

Abstract

The application relates to a multi-step radial dimension error detector for a water pump bearing mandrel, which comprises a base, a supporting part, a placing table and a torsion spring meter, wherein the supporting part and the placing table are arranged on the base, the torsion spring meter is arranged above the placing table, the working surface of the placing table is arranged to be a plane, the axis of a measuring head of the torsion spring meter is perpendicular to the working surface, and the torsion spring meter is connected with the supporting part; the base is also provided with a first adjusting mechanism used for controlling the placing table to move along the axis of the measuring head of the torsion spring meter. The detector is simple and quick to operate, and can effectively improve the measurement efficiency of the size error of the mandrel by workers.

Description

Multi-step radial dimension error detector for water pump bearing mandrel

Technical Field

The application relates to the field of size measuring devices, in particular to a multi-step radial size error detector for a water pump bearing mandrel.

Background

The water pump bearing comprises a mandrel and a bearing ring sleeved on the mandrel. The dabber of water pump bearing just can the back after processing, need detect the radial dimension error of dabber to guarantee that the dimensional error of dabber is in reasonable numerical range, thereby guarantee that water pump bearing can not produce too big radial play after the assembly is accomplished.

Under normal conditions, a worker can use a micrometer to measure the whole size of the mandrel, then calculate the size of the mandrel and calculate the size error. Therefore, the steps for measuring the dimension error of the mandrel are more, and the measuring efficiency is lower.

SUMMERY OF THE UTILITY MODEL

In order to promote the measurement of dabber radial dimension error efficiency, this application provides the radial dimension error detector of water pump bearing dabber multistage.

The application provides a radial dimension error detector of many steps of water pump bearing dabber adopts following technical scheme:

the multi-step radial dimension error detector for the water pump bearing mandrel comprises a base, a placing table arranged on the base, a supporting part arranged on one side of the placing table and a torsion spring meter arranged above the placing table, wherein the working surface of the placing table is a plane, the torsion spring meter is connected with the supporting part, and the axis of a measuring head of the torsion spring meter is perpendicular to the working surface; the base is further provided with a first adjusting mechanism used for controlling the placing table to move along the axis of the measuring head of the torsion spring meter.

By adopting the technical scheme, when the detector is used, the distance between the measuring head of the torsion spring meter and the working surface of the placing table is firstly adjusted, so that the measuring head is the same as the standard diameter of the mandrel. Place the dabber on the working face of placing the platform, make the dabber lateral wall hug closely the working face, remove the dabber, make the dabber remove to the torsional spring table under to make the gauge head and the dabber lateral wall looks butt of torsional spring table, because the axis and the working face mutually perpendicular of torsional spring table gauge head, consequently the torsional spring table can measure the radial dimension error of dabber, and the numerical value of error can direct display on the table head of torsional spring table. The detector is simple and quick to operate, and can effectively improve the measurement efficiency of the size error of the mandrel by workers.

Preferably, the torsion spring gauge measuring head is provided with a clamping plate, the clamping plate and the placing table are arranged oppositely, and the end face, facing the placing table, of the clamping plate is parallel to the working face of the placing table.

Through adopting above-mentioned technical scheme, when the dabber removed to splint and place between the platform, the dabber and the position of splint contact and place the diameter of dabber promptly between the platform this moment. Therefore, the worker can find the diameter of the mandrel so as to quickly measure the radial dimension error of the mandrel.

Preferably, the edge of splint is to keeping away from the one side of placing the platform and buckling and be the cambered surface setting.

Through adopting above-mentioned technical scheme, when the staff removed the dabber, splint edge can play the guide effect to the dabber, guarantees that the dabber can normally remove to the splint downside to guarantee the normal clear of measurement.

Preferably, the working surface of the placing table is provided with two rails which are arranged in parallel; one side of each rail, which is far away from the placing table, is located on the same plane, and the plane where one side of each rail, which is far away from the placing table, is located is parallel to the working surface of the placing table.

Through adopting above-mentioned technical scheme, the surface of dabber can slide on the guide rail, and the area of contact between guide rail and the dabber is less, and the frictional force that consequently receives when the dabber removes is less, the staff of being convenient for removes the dabber.

Preferably, the base is provided with a placing hole, and the placing hole is arranged along the axial direction of the measuring head of the torsion spring meter; the first adjusting mechanism comprises a lifting rod and an adjusting screw rod which are arranged in the placing hole; one end of the lifting rod is connected with the placing table, and the other end of the lifting rod is provided with a connecting hole; the adjusting screw rod is arranged along the length direction of the placing hole, one end of the adjusting screw rod extends into the connecting hole and is in threaded connection with the lifting rod, and the other end of the adjusting screw rod is rotatably connected with the base.

Through adopting above-mentioned technical scheme, the lifter can rise or descend to the distance between platform and the torsional spring table gauge head is placed in the regulation, so that detect the dabber of unidimensional not, promote the application range of detector. And the staff only need be through rotating adjusting screw, can adjust the lifter, convenient to operate and use.

Preferably, the base is further provided with an adjusting rod, and the adjusting rod is rotatably arranged on the base; the adjusting rod is perpendicular to the adjusting screw rod; one end of the adjusting screw rod, which is far away from the lifting rod, is coaxially connected with a worm wheel; one end of the adjusting rod is coaxially provided with a worm meshed with the worm wheel, and the other end of the adjusting rod is provided with an adjusting knob.

Through adopting above-mentioned technical scheme, the staff only need rotate adjust knob can rotate adjusting screw. And adjust the pole and pass through the worm gear with adjusting screw and connect, under the prerequisite of guaranteeing the transmission precision, can effectively promote driven stability, be convenient for carry out the accurate regulation to the lifter.

Preferably, place the platform and all be provided with a plurality ofly with the torsional spring table, it is a plurality of torsional spring table and a plurality of platform one-to-one of placing, it is a plurality of the axis of torsional spring table gauge head is located the coplanar, be provided with the second adjustment mechanism that is used for controlling the torsional spring table along the removal of torsional spring table gauge head axis direction on the supporting part.

Through adopting above-mentioned technical scheme, a plurality of platforms of placing and torsional spring table can detect the dabber of multiple not unidimensional simultaneously. Therefore, the staff can detect the step shaft through the detector, effectively promotes the efficiency that dabber dimensional error detected.

Preferably, the supporting part is a screw rod, and the screw rod is perpendicular to the working surface of the placing table; the second adjusting mechanism comprises a support sleeve and a connecting sleeve which are sleeved on the screw rod; the support sleeve is in threaded fit with the connecting sleeve, the connecting sleeve is located on one side, away from the support table, of the support sleeve, the support sleeve is rotatably connected with the connecting sleeve, and the torsion spring meter is connected with the connecting sleeve.

Through adopting above-mentioned technical scheme, the torsional spring table can be followed lead screw length direction and removed to adjust the torsional spring table gauge head and place the distance between the platform, so that detect the step axle of unidimensional not, effectively promote the application scope of detector, reduce use cost.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the core shaft can be placed on the working surface of the placing table, the core shaft is moved to a position right below the torsion spring meter, the measuring head of the torsion spring meter is abutted to the side wall of the core shaft, and the axial line of the measuring head of the torsion spring meter is perpendicular to the working surface, so that the radial dimension error of the core shaft can be measured by the torsion spring meter, the numerical value of the error can be directly displayed on the gauge outfit of the torsion spring meter, the detector is simple and rapid to operate, and the measuring efficiency of a worker on the dimension error of the core shaft can be effectively improved;

2. the distance between the placing table and the measuring head of the torsion spring gauge can be adjusted, so that mandrels with different sizes can be detected conveniently; place the platform and all be provided with a plurality ofly with the torsional spring table, consequently the staff can detect the step axle through the detector to can detect the not unidimensional step axle, effectively promote the application scope of detector.

Drawings

FIG. 1 is a schematic structural diagram of a multi-step radial dimension error detector of a water pump bearing mandrel in an embodiment of the present application;

fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

In the drawings, the reference numbers: 1. a base; 11. a first adjustment mechanism; 111. a lifting rod; 112. adjusting the screw rod; 113. a worm gear; 114. adjusting a rod; 115. a worm; 116. adjusting a knob; 2. a support portion; 21. a second adjustment mechanism; 211. a support sleeve; 212. connecting sleeves; 213. a flange; 3. a placing table; 31. a track; 4. a torsion spring watch; 41. and (4) clamping the plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses radial dimension error detector of water pump bearing dabber multistage. Referring to fig. 1, the detector includes a base 1, a plurality of support portions 2 provided on the base 1, a plurality of support portions 2 provided on one side of the support portions 2, and a plurality of torsion spring tables 4 provided above the support portions, a plurality of placing tables 3 and a plurality of support portions 2 in one-to-one correspondence, and a plurality of torsion spring tables 4 in one-to-one correspondence with the plurality of support portions 2. The upper end face of the placing table 3 is set to be a horizontal working face, and the lower end of the placing table 3 is connected with the base 1 through the first adjusting mechanism 11. The torsion spring gauge 4 is connected with the support part 2 through the second adjusting mechanism 21, and a measuring head of the torsion spring gauge 4 is vertically arranged.

The staff adjusts the distance of placing between platform 3 and the torsional spring table 4 through first adjustment mechanism 11 and second adjustment mechanism 21, makes torsional spring table 4 and places the distance between platform 3 the same with the standard diameter of dabber, places the dabber on placing platform 3 to with the dabber propelling movement to placing between platform 3 and the gauge head, make gauge head and dabber lateral wall contact, torsional spring table 4 can measure the diameter size error of dabber.

Referring to fig. 1, two rails 31 are fixed to the upper end of the placing table 3, and the two rails 31 are both horizontally arranged and parallel to each other. When placing the mandrel, the mandrel is placed directly on the rail 31 and moved along the rail 31. First adjustment mechanism 11 sets up inside base 1, has seted up on base 1 and has placed the hole, places the vertical setting in hole. The first adjusting mechanism 11 includes an adjusting rod 114 passing through the base 1, and a lifting rod 111 and an adjusting screw 112 vertically disposed in the placing hole.

Referring to fig. 1 and 2, the upper end of the lifting rod 111 is fixed to the lower end of the placing table 3, and the lower end of the lifting rod 111 is provided with a threaded hole in threaded engagement with the adjusting screw 112. The upper end of the adjusting screw rod 112 is inserted into the threaded hole, and the lower end is rotatably arranged on the base 1. The adjusting rod 114 is horizontally disposed, one end of the adjusting rod 114 extends to one side of the base 1 and is connected with an adjusting knob 116, and the other end is coaxially connected with a worm 115. The lower end of the adjusting screw rod 112 is coaxially connected with a worm wheel 113 engaged with a worm 115, so that a worker can rotate the adjusting rod 114 to drive the adjusting screw rod 112 to rotate, thereby controlling the up-and-down movement of the lifting rod 111.

Referring to fig. 1, the support portion 2 is provided as a lead screw, which is vertically provided on the base 1, and a lower end of the lead screw is fixed on the base 1. The second adjusting mechanism 21 includes a support sleeve 211 and a connecting sleeve 212 sleeved on the lead screw. The support sleeve 211 is screw-engaged with the lead screw, so that the support sleeve 211 can move in the vertical direction when the support sleeve 211 is rotated. The connecting sleeve 212 is arranged above the supporting sleeve 211, the lower end of the side wall of the connecting sleeve 212 is provided with a flange 213, and the upper end of the inner wall of the supporting sleeve 211 is provided with a ring groove matched with the flange 213, so that the supporting sleeve 211 and the connecting sleeve 212 can rotate relatively. The watch body of the torsion spring watch 4 is fixed on the connecting sleeve 212 through the connecting rod, so that when the worker rotates the lead screw, the connecting sleeve 212 and the torsion spring watch 4 can move in the vertical direction, so as to adjust the distance between the torsion spring watch 4 and the placing table 3.

Referring to fig. 1, the measuring head below of torsion spring table 4 is also provided with splint 41, and splint 41 level sets up and fixes on the measuring head, and the edge kickup of splint 41 sets up for splint 41 lower extreme edge is the arc surface setting. To facilitate the worker pushing the mandrel between the clamping plate 41 and the rail 31.

The implementation principle of the multi-step radial dimension error detector for the water pump bearing mandrel in the embodiment of the application is as follows: firstly, the distance between the track 31 and the clamping plate 41 in the vertical direction is adjusted, the distance between the track 31 and the clamping plate 41 is the same as the standard diameter of the spindle, then the spindle is placed on the track 31 and pushed to the position below the clamping plate 41, and the change of a pointer of the torsion spring gauge 4 is observed, so that the diameter size error of the spindle can be detected.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. Radial dimension error detector of many steps of water pump bearing dabber, its characterized in that: the measuring head of the torsion spring table comprises a base (1), a placing table (3) arranged on the base (1), a supporting part (2) arranged on one side of the placing table (3) and a torsion spring table (4) arranged above the placing table (3), wherein the working surface of the placing table (3) is a plane, the torsion spring table (4) is connected with the supporting part (2), and the axis of the measuring head of the torsion spring table (4) is perpendicular to the working surface; the base (1) is further provided with a first adjusting mechanism (11) used for controlling the placing table (3) to move along the axis of the measuring head of the torsion spring meter (4).

2. The water pump bearing mandrel multi-step radial dimension error detector of claim 1, wherein: the measuring head of the torsion spring meter (4) is provided with a clamping plate (41), the clamping plate (41) is arranged opposite to the placing table (3), and the end face, facing the placing table (3), of the clamping plate (41) is parallel to the working face of the placing table (3).

3. The water pump bearing mandrel multi-step radial dimension error detector of claim 2, wherein: the edge of the clamping plate (41) is bent towards one side far away from the placing table (3) and is arranged in an arc surface mode.

4. The water pump bearing mandrel multi-step radial dimension error detector of claim 1, wherein: two rails (31) which are arranged in parallel are arranged on the working surface of the placing table (3); one sides of the two rails (31) far away from the placing table (3) are located on the same plane, and the plane of one side of the rails (31) far away from the placing table (3) is parallel to the working surface of the placing table (3).

5. The water pump bearing mandrel multi-step radial dimension error detector of claim 1, wherein: a placing hole is formed in the base (1), and the placing hole is formed in the axial direction of the measuring head of the torsion spring watch (4); the first adjusting mechanism (11) comprises a lifting rod (111) and an adjusting screw rod (112) which are arranged in the placing hole; one end of the lifting rod (111) is connected with the placing table (3), and the other end of the lifting rod is provided with a connecting hole; the adjusting screw rod (112) is arranged along the length direction of the placing hole, one end of the adjusting screw rod (112) extends into the connecting hole and is in threaded connection with the lifting rod (111), and the other end of the adjusting screw rod is rotatably connected with the base (1).

6. The water pump bearing mandrel multi-step radial dimension error detector of claim 5, wherein: the base (1) is also provided with an adjusting rod (114), and the adjusting rod (114) is rotatably arranged on the base (1); the adjusting rod (114) is perpendicular to the adjusting screw rod (112); one end of the adjusting screw rod (112) far away from the lifting rod (111) is coaxially connected with a worm wheel (113); one end of the adjusting rod (114) is coaxially provided with a worm (115) meshed with the worm wheel (113), and the other end of the adjusting rod is provided with an adjusting knob (116).

7. The water pump bearing mandrel multi-step radial dimension error detector of claim 1, wherein: place platform (3) and torsional spring table (4) and all be provided with a plurality ofly, it is a plurality of torsional spring table (4) and a plurality of platform (3) one-to-one of placing, it is a plurality of the axis of torsional spring table (4) gauge head is located the coplanar, be provided with on supporting part (2) and be used for controlling torsional spring table (4) along second adjustment mechanism (21) that torsional spring table (4) gauge head axis direction removed.

8. The water pump bearing mandrel multi-step radial dimension error detector of claim 7, wherein: the supporting part (2) is a lead screw, and the lead screw is vertical to the working surface of the placing table (3); the second adjusting mechanism (21) comprises a support sleeve (211) and a connecting sleeve (212) which are sleeved on the lead screw; support cover (211) and lead screw thread fit, support cover (211) and adapter sleeve (212) are rotated and are connected, torsional spring table (4) are connected with adapter sleeve (212).