CN210464291U

CN210464291U - Adjustable three-column groove shell height measuring tool

Info

Publication number: CN210464291U
Application number: CN201921608956.4U
Authority: CN
Inventors: 周万旗; 王红军
Original assignee: Hangzhou Changli Machinery Co Ltd
Current assignee: Hangzhou Changli Machinery Co Ltd
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-05-05
Anticipated expiration: 2029-09-25

Abstract

The utility model relates to an adjustable three-column cell shell height measurement instrument relates to auto-parts production facility's technical field. The height of the existing three-column tank shell is easy to generate errors after multilayer processing, the three-column tank shell with the errors is installed in a vehicle, potential safety hazards are easy to generate, the three-column tank shell is very unsafe, a general three-column tank shell height measuring tool can only be matched with the three-column tank shell with one specification, and the three-column tank shell with different specifications is very inconvenient to measure. According to the height measuring tool for the adjustable three-column groove shell, when the operator measures three-column groove shells with different specifications, the operator only needs to adjust the height of the height measuring tool for the three-column groove shell to enable the height of the height measuring tool for the three-column groove shell to reach the standard height of the three-column groove shells with different specifications, the height of the three-column groove shell is measured by the dial indicator, the operator can measure the heights of the three-column groove shells with different specifications in the same height measuring tool for the three-column groove shells, and the operation is convenient.

Description

Adjustable three-column groove shell height measuring tool

Technical Field

The utility model belongs to the technical field of auto-parts production facility's technique and specifically relates to an adjustable three post pot shell height measurement instrument is related to.

Background

The three-column groove shell is a key part of the constant velocity universal joint capable of axially sliding in the composition of the drive shaft of the constant velocity universal joint, wherein the three-column groove shell has more processing procedures in the processing process, such as blank cold extrusion and hot forging of the cold extrusion prior procedure. The height of the processed three-column tank shell is easy to have errors, so that the three-column tank shell is unqualified, and certain hidden danger is easy to appear after the three-column tank shell is installed on a vehicle.

The prior art does not have an instrument for specially measuring the height of the three-column tank shell, or is a relatively crude measuring tool, and measuring devices with different specifications need to be replaced when measuring three-column tank shells with different specifications, so that the measurement is very troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an adjustable three-column cell shell height measurement instrument, through the adjustment to the caliber height, but the three-column cell shell of the different specifications of adaptation, the operation is got up conveniently.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

an adjustable three-column groove shell height measuring tool comprises a measuring device body, a fixing seat and a dial indicator, wherein the measuring device body comprises a first mounting seat, a first communicating hole is formed in the upper surface of the first mounting seat, a second communicating hole is formed in the side surface of the first mounting seat, the first communicating hole is communicated with the second communicating hole to form a cavity, a rotating rod is arranged in the second communicating hole, the rotating rod is located outside the cavity, part of the rotating rod is located in the cavity, a worm is fixed at one end, located in the cavity, of the rotating rod, a worm wheel is further arranged in the cavity, the worm wheel is meshed with the worm, a lead screw is further arranged in the first communicating hole, the lead screw is fixedly arranged on the worm wheel in a penetrating mode and is rotatably connected to the bottom of the; the measurer further comprises a second mounting seat, the second mounting seat is fixed on the upper surface of the first mounting seat, first scale marks are carved on the side surface of the second mounting seat, a lifting groove is formed in the side surface of the second mounting seat, the lifting groove penetrates through the lower surface of the second mounting seat in the vertical direction and is communicated with the first connecting hole, a moving block is connected to the outer peripheral wall of the screw rod in a threaded mode, and the moving block penetrates out of the lifting groove and abuts against the groove wall of the lifting groove in a sliding mode.

Through adopting above-mentioned technical scheme, operator circumferential direction rotates the dwang, the dwang drives the worm and rotates, the cooperation of worm and worm wheel makes the worm wheel rotate, the worm wheel drives the lead screw and rotates, the rotation of lead screw drives threaded connection and reciprocates in the outer movable block of lead screw, confirm the required height of movable block through first scale mark, the height of reuse percentage table measurement movable block and the height of three post pot shells, can realize measuring the three post pot shell height of different specifications on same caliber, whether the observation three post pot shells and standard altitude exist the error.

The utility model discloses further set up to: a connecting seat is fixed on the upper surface of the moving block, a first annular groove is formed in the peripheral wall of the connecting seat, a first connecting hole is formed in the upper surface of the connecting seat, and the first connecting hole and the connecting seat are coaxially arranged; a connecting rod is arranged above the connecting seat, a second connecting hole penetrates through the connecting rod along the vertical direction, a fixed rod is fixed on the outer peripheral wall of the connecting rod, and one end of the fixed rod, far away from the connecting rod, is fixed on the moving block; a second annular groove is formed in the outer peripheral wall of the lower end of the connecting rod, a knob is sleeved on the outer peripheral walls of the first annular groove and the second annular groove together, and the interior of the knob is hollow; a precise screw is also arranged in the connecting rod and is in threaded connection with the inner peripheral wall of the knob; the pore wall of second connecting hole is opened along vertical direction has the sliding tray, and the periphery wall of accurate screw rod is fixed with the slider, and the slider sets up and the joint in the sliding tray along vertical direction, is carved with the second scale mark on the upper end periphery wall of accurate screw rod.

Through adopting above-mentioned technical scheme, after the caliber goes up and down to roughly high, operator circumferential direction knob, the knob is because the joint in first ring channel and second ring channel, the knob can not follow vertical direction motion, and the dead lever makes the spliced pole fixed, the knob drives the motion of the vertical direction of accurate screw rod, because the pitch of accurate screw rod is very little, the lift distance of accurate screw rod is shorter, the lift cooperation second scale mark of accurate screw rod can make the high accuracy that goes up and down of caliber.

The utility model discloses further set up to: a first measuring plate is fixed at the upper end of the precision screw, and a second measuring plate is fixed at the upper end part of the first measuring plate.

By adopting the technical scheme, when the operator adjusts the measurer to a certain height, the second measuring plate can be adapted to the three-column shell of another specification, the operator does not need to adjust the height of the measurer any more, and the operation is more convenient.

The utility model discloses further set up to: the lead screw is a bidirectional lead screw, the surface of the lead screw is provided with a positive thread and a negative thread which are intersected, and two ends of the positive thread are respectively communicated with two ends of the negative thread.

By adopting the technical scheme, the operator only needs to rotate the rotating rod in one direction, the vertical adjustment of the measurer can be realized, and the operation is simpler and faster.

The utility model discloses further set up to: and a handle is fixed at one end of the rotating rod penetrating out of the cavity.

Through adopting above-mentioned technical scheme, the operator application of force to the dwang is more convenient for to the handle, makes things convenient for the circumferential direction dwang.

The utility model discloses further set up to: the periphery wall of handle is equipped with friction line.

Through adopting above-mentioned technical scheme, increase the frictional force between handle and the operator, take place to skid when preventing that the operator from rotating the handle, cause the error to the altitude mixture control of caliber.

The utility model discloses further set up to: the upper end surface of the fixing seat is provided with a containing hole, and the bottom surface of the containing hole is provided with a fixing column matched with the three-column groove shell.

By adopting the technical scheme, when an operator measures the three-column tank shell, the three-column tank shell is fixed on the fixed column, so that the stability of the three-column tank shell is enhanced.

The utility model discloses further set up to: a base is fixed at the lower end of the dial indicator, and a clamping component is fixed on one side of the base; the peripheral wall of the fixed seat is provided with a clamping hole matched with the clamping component.

Through adopting above-mentioned technical scheme, percentage table and caliber are for supporting use, and when the operator need not measure, with the percentage table joint in the fixing base, the operator of being convenient for carries, avoids losing percentage table or caliber.

To sum up, the utility model discloses a beneficial technological effect does:

1. the height of the measurer can be adjusted in the scheme, and three-column groove shells with different specifications can be adapted in the same measurer;

2. in the scheme, the precision screw rod enables the height adjustment of the measurer to be more precise;

3. in this scheme, the upper end of first measurement board is fixed with the second and measures the board, and the operator adjusts the caliber to a height can measure the three-column pot shell of two kinds of specifications, convenient operation.

Drawings

Fig. 1 is a schematic structural diagram of the present embodiment.

Fig. 2 is a schematic view of the first mounting seat and the internal structure of fig. 1.

Fig. 3 is a schematic view of the internal structure of the measuring device of fig. 1.

Fig. 4 is a schematic view of the structure of the measuring device of fig. 1.

Fig. 5 is an exploded view of the upper portion of the connector holder of fig. 1, showing the connection relationship.

Fig. 6 is a sectional view of the connection socket and parts above the connection socket in fig. 1, showing the internal structure.

Fig. 7 is a schematic view of the base and the dial indicator in fig. 1.

Fig. 8 is a sectional view of the holder of fig. 1.

In the figure, 1, a dial indicator; 2. a three-column cell shell; 3. a base; 4. a measurer; 41. a first communication hole; 42. a second communication hole; 5. a fixed seat; 51. fixing a column; 52. a first circular hole; 53. a second circular hole; 54. a communicating groove; 55. a receiving hole; 6. a first mounting seat; 7. a second mounting seat; 8. a handle; 81. rubbing the lines; 9. a first measuring plate; 10. a second measuring plate; 11. a moving block; 12. a first scale mark; 13. a lifting groove; 14. rotating the rod; 15. a worm gear; 16. a worm; 17. a screw rod; 171. a positive thread; 172. reverse threads; 18. a connecting seat; 19. a connecting rod; 20. a knob; 201. a second clamping strip; 202. a first clamping strip; 21. a precision screw; 22. a second scale mark; 23. a sliding groove; 24. a slider; 25. a second connection hole; 26. a first connection hole; 27. a first annular groove; 28. a second annular groove; 29. a clamping assembly; 291. a clamping block; 292. a clamping column; 30. and (5) fixing the rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Refer to fig. 1 and fig. 2, for the utility model discloses an adjustable three post pot shell height measurement instrument, including caliber 4, fixing base 5, percentage table 1, caliber 4 includes first mount pad 6, first mount pad 6 upper surface is opened there is first intercommunicating pore 41, first mount pad 6 side is opened there is second intercommunicating pore 42, first intercommunicating pore 41 communicates vacuole formation each other with second intercommunicating pore 42, be equipped with dwang 14 in the second intercommunicating pore 42, dwang 14 part is located outside the cavity, the part is located the cavity, the one end that dwang 14 is located outside the cavity is fixed with handle 8, the periphery wall of handle 8 is equipped with friction line 81.

Referring to fig. 2 and 3, a worm 16 is fixed at the other end of the rotating rod 14, a worm wheel 15 is further arranged in the cavity, the worm wheel 15 and the worm 16 are meshed with each other, a lead screw 17 is fixed at the upper end of the worm wheel 15, a positive thread 171 and a negative thread 172 are arranged on the outer peripheral wall of the lead screw 17, the positive thread 171 and the negative thread 172 are arranged in a crossed manner, two ends of the positive thread 171 are respectively communicated with two ends of the negative thread 172, and one end of the lead screw 17, which is far away from the worm wheel 15, penetrates out of the first; an operator can drive the worm 16 to rotate by controlling the handle 8, and further drive the worm wheel 15 and the screw rod 17 to synchronously rotate in the circumferential direction.

Referring to fig. 3 and 4, the measurer 4 further includes a second mounting base 7, the second mounting base 7 is fixedly connected to the upper surface of the first mounting base 6, a first scale mark 12 is disposed on one side of the second mounting base 7, a lifting groove 13 is formed on one side of the second mounting base 7, and the lifting groove 13 penetrates through the lower side of the second mounting base 7 and is communicated with the first communication hole 41; one end of the screw rod 17, which is far away from the screw rod, is rotatably connected to the upper side of the lifting groove 13, so that the screw rod 17 is fixed along the axial direction; the outer peripheral wall of the screw rod 17 is in threaded connection with a moving block 11, and the moving block 11 partially penetrates out of the lifting groove 13 and partially abuts against the wall of the lifting groove 13 in a sliding manner; when the screw rod 17 rotates circumferentially, the moving block 11 can lift and fall along the vertical direction.

Referring to fig. 5 and 6, a connecting seat 18 is fixed on the upper surface of the moving block 11, the connecting seat 18 is arranged along the vertical direction, a first annular groove 27 is formed on the peripheral wall of the connecting seat 18, a first connecting hole 26 is formed on the upper surface of the connecting seat 18, and the first connecting hole 26 and the connecting seat 18 are arranged coaxially; a connecting rod 19 is arranged above the connecting seat 18, a second connecting hole 25 penetrates through the connecting rod 19 along the vertical direction, a fixing rod 30 is fixed on the outer peripheral wall of the connecting rod 19, and one end, far away from the connecting rod 19, of the fixing rod 30 is fixed on the connecting seat 18; the peripheral wall of the connecting rod 19 is provided with a second annular groove 28; be connected with knob 20 between connecting rod 19 and the connecting seat 18, be equipped with annular first joint strip 202 and annular second joint strip 201 on the internal perisporium of knob 20, first joint strip 202 joint is in first ring channel 27, and second joint strip 201 joint is in second ring channel 28.

Two sliding grooves 23 are formed in the hole wall of the second connecting hole 25 along the vertical direction, and the two sliding grooves 23 are symmetrically arranged along the central axis of the second connecting hole 25; a precise screw 21 is also arranged in the connecting rod 19, and the precise screw 21 is in threaded connection with the inner peripheral wall of the knob 20; two strip-shaped sliding blocks 24 are fixed on the outer peripheral wall of the precision screw 21, the sliding blocks 24 are vertically arranged, the sliding blocks 24 are clamped in the sliding grooves 23 in a sliding mode, and second scale marks 22 are carved on the outer peripheral wall of the upper end of the precision screw 21; a first measuring plate 9 is fixed to the upper end of the precision screw 21, and a second measuring plate 10 is fixed to the upper end portion of the first measuring plate 9.

Referring to fig. 7 and 8, the lower end of the dial indicator 1 is fixed with a base 3, one side of the base 3 is fixed with a clamping assembly 29, and the clamping assembly 29 includes: the clamping device comprises a clamping column 292 and a clamping block 291 fixed on the outer peripheral wall of one end of the clamping column 292, wherein a first circular hole 52 is formed in the outer peripheral wall of the fixed seat 5, a communicating groove 54 is formed in the hole wall of the first circular hole 52, and the length direction of the communicating groove 54 is parallel to the axial direction of the first circular hole 52; when the clamping column 292 is slidably connected in the first circular hole 52, the clamping block 291 is slidably clamped in the communicating groove 54; the bottom of the first circular hole 52 is provided with a second circular hole 53; the operator can control the clamping column 292 to slide into the first circular hole 52 until the clamping block 291 slides out of the communicating groove 54 and slides into the second circular hole 53, and then the operator can rotate the dial indicator 1 by a certain angle to make the clamping block 291 deviate from the notch of the communicating groove 54 and cannot slide back into the communicating groove 54 along the axial direction of the first circular hole 52; in this state, the base 3 can be stably connected to the fixing base 5.

Referring to fig. 8, the upper end surface of the fixing base 5 is provided with a receiving hole 55, a fixing post 51 engaged with the housing 2 is disposed at the bottom of the receiving hole 55, and the fixing post 51 is used for fixing the housing 2 when the height of the housing 2 is measured.

The implementation principle of the embodiment is as follows: when the operator need measure not the three post pot shells 2 of co-altitude, the rotation of circumference handle 8, handle 8 drives dwang 14, dwang 14 drives worm 16 and rotates, and then drive worm wheel 15 and the synchronous circumferential direction of lead screw 17, worm wheel 15 drives two-way lead screw 17 and rotates, thereby make the vertical direction motion of movable block 11, movable block 11 is owing to receive the cell wall restriction of lift groove 13, unable circumferential direction, only can move in vertical direction, thereby adjust the measurement height of caliber 4, recycle percentage table 1 and use caliber 4's height as the standard, measure the three post pot shells 2 of different specifications.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an adjustable three post pot shell height measurement instrument, includes caliber (4), fixing base (5), percentage table (1), its characterized in that: the measurer (4) comprises a first mounting seat (6), a first communicating hole (41) is formed in the upper surface of the first mounting seat (6), a second communicating hole (42) is formed in the side surface of the first mounting seat (6), the first communicating hole (41) and the second communicating hole (42) are communicated with each other to form a cavity, a rotating rod (14) is arranged in the second communicating hole (42), part of the rotating rod (14) is positioned outside the cavity, and the other part is positioned in the cavity, a worm (16) is fixed at one end of the rotating rod (14) positioned in the cavity, a worm wheel (15) is further arranged in the cavity, the worm wheel (15) is meshed with the worm (16), a screw rod (17) is further arranged in the first communicating hole (41), the screw rod (17) is fixedly arranged in the worm wheel (15) in a penetrating mode and is rotatably connected to the bottom of the first communicating hole (41), and one end, far away from the worm wheel (15), of the screw rod (17) penetrates out of the first communicating hole (41); the measurer (4) further comprises a second mounting seat (7), the second mounting seat (7) is fixed on the upper surface of the first mounting seat (6), first scale marks (12) are carved on the side surface of the second mounting seat (7), a lifting groove (13) is formed in the side surface of the second mounting seat (7), the lifting groove (13) penetrates through the lower surface of the second mounting seat (7) in the vertical direction and is communicated with the first connecting hole (41), a moving block (11) is connected to the outer peripheral wall of the lead screw (17) in a threaded mode, and the moving block (11) penetrates through the lifting groove (13) partially and abuts against the groove wall of the lifting groove (13) in a sliding mode.

2. The adjustable three-column tank shell height measuring tool of claim 1, wherein: the upper surface of the moving block (11) is fixedly provided with a connecting seat (18), the peripheral wall of the connecting seat (18) is provided with a first annular groove (27), the upper surface of the connecting seat (18) is provided with a first connecting hole (26), and the first connecting hole (26) and the connecting seat (18) are coaxially arranged; a connecting rod (19) is arranged above the connecting seat (18), a second connecting hole (25) penetrates through the connecting rod (19) along the vertical direction, a fixing rod (30) is fixed on the outer peripheral wall of the connecting rod (19), and one end, far away from the connecting rod (19), of the fixing rod (30) is fixed on the moving block (11); a second annular groove (28) is formed in the outer peripheral wall of the lower end of the connecting rod (19), a knob (20) is sleeved on the outer peripheral walls of the first annular groove (27) and the second annular groove (28) together, and the interior of the knob (20) is hollow; a precise screw rod (21) is also arranged in the connecting rod (19), and the precise screw rod (21) is in threaded connection with the inner peripheral wall of the knob (20); the pore wall of second connecting hole (25) is opened along vertical direction has sliding tray (23), and the periphery wall of precision screw rod (21) is fixed with slider (24), and slider (24) set up and joint in sliding tray (23) along vertical direction, are carved with second scale mark (22) on the upper end periphery wall of precision screw rod (21).

3. The adjustable three-column tank shell height measuring tool of claim 2, wherein: a first measuring plate (9) is fixed at the upper end of the precision screw (21), and a second measuring plate (10) is fixed at the upper end part of the first measuring plate (9).

4. The adjustable three-column tank shell height measuring tool of claim 1, wherein: the screw rod (17) is a bidirectional screw rod, the surface of the screw rod (17) is provided with a positive thread (171) and a negative thread (172) which are intersected, and two ends of the positive thread (171) are respectively communicated with two ends of the negative thread (172).

5. The adjustable three-column tank shell height measuring tool of claim 1, wherein: and a handle (8) is fixed at one end of the rotating rod (14) far away from the worm (16).

6. The adjustable three-column tank shell height measuring tool of claim 5, wherein: the peripheral wall of the handle (8) is provided with friction grains (81).

7. The adjustable three-column tank shell height measuring tool of claim 1, wherein: the upper end surface of the fixed seat (5) is provided with a containing hole (55), and the bottom surface of the containing hole (55) is provided with a fixed column (51) matched with the three-column groove shell (2).

8. The adjustable three-column tank shell height measuring tool of claim 1, wherein: a base (3) is fixed at the lower end of the dial indicator (1), and a clamping assembly (29) is fixed on one side of the base (3); the peripheral wall of the fixed seat (5) is provided with a clamping hole matched with the clamping component (29).