CN216846160U

CN216846160U - Detection tool for detecting position degree of crankshaft pin hole relative to key groove

Info

Publication number: CN216846160U
Application number: CN202220031609.5U
Authority: CN
Inventors: 陈东岘; 陈号强; 吴启会
Original assignee: Xi'an Yilai Machinery Manufacturing Co ltd
Current assignee: Xi'an Yilai Machinery Manufacturing Co ltd
Priority date: 2022-01-07
Filing date: 2022-01-07
Publication date: 2022-06-28
Anticipated expiration: 2032-01-07

Abstract

The utility model belongs to the technical field of bent axle production, especially, be a detection instrument of relative keyway position degree of bent axle pinhole, including three-dimensional detector body and L type support, three-dimensional detector body one side is provided with L type support, the inside mounting groove of having seted up of three-dimensional detector body, mounting groove internally mounted has first U type backup pad, first U type backup pad inner wall bottom middle part is provided with driving rack. Through hydraulic push rod, second U type backup pad, the cooperation of delivery sheet is used, can highly adjust the bent axle, through first feeding cylinder, the fixed block, second feeding cylinder, the cooperation in cardboard and connecting card hole is connected to the L type is used, can transport the bent axle on the driving plate, through driving motor, the cooperation of drive gear and driving rack is used, can remove the predetermined detection position with the bent axle, the staff of being convenient for uses the detection of three-coordinate detector body to the relative keyway position degree of bent axle pin hole.

Description

Detection tool for detecting position degree of crankshaft pin hole relative to key groove

Technical Field

The utility model belongs to the technical field of the bent axle production, concretely relates to detection instrument of relative keyway position degree of bent axle pinhole.

Background

The crankshaft is the most important component in the engine. It takes the force from the connecting rod and converts it into torque to be output by the crankshaft and drive other accessories on the engine. The crankshaft is subjected to the combined action of centrifugal force of the rotating mass, gas inertia force of periodic variation and reciprocating inertia force, so that the crankshaft is subjected to the action of bending and twisting load. Therefore, the crankshaft is required to have enough strength and rigidity, and the surface of the journal needs to be wear-resistant, work uniformly and balance well;

in the production process of bent axle, need detect the relative keyway position degree of bent axle pinhole, the detection instrument commonly used is the three-dimensional detector, because the bent axle quality is great, and need with bent axle transport to the three-dimensional detector examine the bench, this process is comparatively loaded down with trivial details inconvenient, for this reason novel the detection instrument who provides a relative keyway position degree of bent axle pinhole.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a detection instrument of relative keyway position degree of crankshaft pin hole, through hydraulic rod, second U type backup pad, the cooperation of delivery sheet is used, can highly adjust the bent axle, through first feeding cylinder, the fixed block, second feeding cylinder, the cooperation in L type connection cardboard and connector card hole is used, can transport the bent axle on the driving plate, through driving motor, the cooperation of drive gear and driving rack is used, can remove predetermined detection position with the bent axle, the degree of difficulty of placing of bent axle has been reduced, the staff of being convenient for uses the characteristics of three-coordinate detector body to the detection of the relative keyway position degree of bent axle pin hole.

In order to achieve the above object, the utility model provides a following technical scheme: a tool for detecting the position degree of a crankshaft pin hole relative to a key groove comprises a three-coordinate detector body and an L-shaped support, wherein the L-shaped support is arranged on one side of the three-coordinate detector body, an installation groove is formed in the three-coordinate detector body, a first U-shaped support plate is installed in the installation groove, a transmission rack is arranged in the middle of the bottom end of the inner wall of the first U-shaped support plate, a transmission plate is installed at the top end of the transmission rack, L-shaped fixing plates are welded on two sides of the top end of the transmission plate, a transmission motor is installed in the middle of the bottom end of the inner wall of each L-shaped fixing plate, and a transmission gear is installed at the rotating shaft end of the transmission motor;

the U-shaped support is characterized in that a hydraulic push rod is arranged on one side of the bottom end of the inner wall of the L-shaped support, a second U-shaped support plate is mounted at the top end of the hydraulic push rod, mounting holes are formed in two sides of the bottom end of the inner wall of the second U-shaped support plate at equal intervals, supporting rollers are mounted inside the mounting holes, and a feeding plate is arranged on the tops of the outer walls of the supporting rollers.

As the utility model discloses a preferred technical scheme of detection instrument of relative keyway position degree of crankshaft pin hole, spacing spout has all been seted up to first U type backup pad inner wall bottom both sides, spacing gyro wheel is installed to impartial distance in driving plate bottom both sides, spacing gyro wheel is located inside the spacing spout.

As the utility model discloses a preferred technical scheme of detection instrument of relative keyway position degree of crankshaft pin hole, be connected through the insection meshing between drive gear and the driving rack.

As the utility model discloses a preferred technical scheme of detection instrument of relative keyway position degree of crankshaft pin hole, the delivery sheet bottom is in same horizontal plane with the driving plate top.

As the utility model discloses a preferred technical scheme of detection instrument of relative keyway position degree of crankshaft pin hole, the connector card hole has been seted up to delivery sheet top one side limit portion, first feeding cylinder is installed at L type support one side top, the fixed block is installed to first feeding cylinder push rod end, fixed block internally mounted has second feeding cylinder, L type connection cardboard is installed to second feeding cylinder push rod end.

As the utility model discloses a preferred technical scheme of detection instrument of relative keyway position degree of crankshaft pin hole, the cross sectional dimension of L type connection cardboard bottom is the same with the cross sectional dimension in connector card hole, L type connection cardboard bottom is located the connector card downthehole portion.

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

1. the utility model discloses when using, through hydraulic push rod, second U type backup pad, the cooperation of delivery sheet is used, can highly adjust the bent axle, through first feeding cylinder, the fixed block, second feeding cylinder, the cooperation in cardboard and connecting card hole is connected to the L type is used, can transport the bent axle on the driving plate, through driving motor, the cooperation of drive gear and driving rack is used, can remove predetermined detection position with the bent axle, the degree of difficulty of placing of bent axle has been reduced, the staff of being convenient for uses the detection of three-coordinate detector body to the relative keyway position degree of bent axle pin hole.

2. The utility model discloses when using, through mounting hole and supporting roller's use, can cross the support to the delivery sheet, can change the sliding friction power when the delivery sheet removes into rolling friction power simultaneously, the use of the delivery sheet of being convenient for.

3. The utility model discloses when using, through the use of spacing spout and spacing gyro wheel, can support spacingly to the driving plate, can change the sliding friction power when the driving plate removes into rolling friction power simultaneously, the use of the driving plate of being convenient for.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of an installation structure of a u-shaped support plate according to the present invention;

FIG. 3 is a schematic view of the mounting structure of the support roller of the present invention;

FIG. 4 is a schematic view of the mounting structure of the driving rack of the present invention;

fig. 5 is a schematic view of the installation structure of the limiting roller of the present invention.

In the figure: 1. a three-coordinate detector body; 2. an L-shaped bracket; 3. mounting grooves; 4. a first U-shaped support plate; 5. a limiting chute; 6. a drive rack; 7. a drive plate; 8. an L-shaped fixing plate; 9. a drive motor; 10. a transmission gear; 11. limiting the idler wheel; 12. a hydraulic push rod; 13. a second U-shaped support plate; 14. mounting holes; 15. supporting the rollers; 16. a feeding plate; 17. connecting the clamping holes; 18. a first feed cylinder; 19. a fixed block; 20. a second feed cylinder; 21. l-shaped connecting clamp plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-5, the present invention provides the following technical solutions: a tool for detecting the position degree of a crankshaft pin hole relative to a key groove comprises a three-coordinate detector body 1 and an L-shaped support 2, wherein the L-shaped support 2 is arranged on one side of the three-coordinate detector body 1, an installation groove 3 is formed in the three-coordinate detector body 1, a first U-shaped support plate 4 is arranged in the installation groove 3, a transmission rack 6 is arranged in the middle of the bottom end of the inner wall of the first U-shaped support plate 4, a transmission plate 7 is arranged at the top end of the transmission rack 6, limiting sliding grooves 5 are formed in two sides of the bottom end of the inner wall of the first U-shaped support plate 4, limiting rollers 11 are arranged on two sides of the bottom end of the transmission plate 7 at equal intervals, the limiting rollers 11 are positioned in the limiting sliding grooves 5 and can limit the movement of the transmission plate 7, meanwhile, the sliding friction force generated when the transmission plate 7 moves can be converted into the rolling friction force, the transmission plate 7 can be conveniently used, and L-shaped fixing plates 8 are welded on two sides of the top end of the transmission plate 7, a transmission motor 9 is arranged in the middle of the bottom end of the inner wall of the L-shaped fixing plate 8, a transmission gear 10 is arranged at the rotating shaft end of the transmission motor 9, and the transmission gear 10 is meshed with the transmission rack 6 through insections, so that the movement of the transmission plate 7 is reduced;

one side of the bottom end of the inner wall of the L-shaped support 2 is provided with a hydraulic push rod 12, a second U-shaped support plate 13 is mounted at the top end of the hydraulic push rod 12, mounting holes 14 are equidistantly formed in two sides of the bottom end of the inner wall of the second U-shaped support plate 13, supporting rollers 15 are mounted inside the mounting holes 14, a feeding plate 16 is arranged at the top of the outer wall of each supporting roller 15, the bottom ends of the feeding plates 16 and the top end of the transmission plate 7 are located on the same horizontal plane, and the feeding plates 16 are convenient to transfer and use.

Connecting card hole 17 has been seted up to one side limit portion in feed table 16 top, first feeding cylinder 18 is installed at 2 one side tops of L type support, fixed block 19 is installed to first feeding cylinder 18 push rod end, 19 internally mounted of fixed block has second feeding cylinder 20, L type connection cardboard 21 is installed to second feeding cylinder 20 push rod end, the cross sectional dimension of L type connection cardboard 21 bottom is the same with the cross sectional dimension in connecting card hole 17, L type connection cardboard 21 bottom is located inside connecting card hole 17, can be connected between first feeding cylinder 18 and the feed table 16, the use of feed table 16 of being convenient for.

The utility model discloses a theory of operation and use flow: the worker places the crankshaft to be detected on the top of the feeding plate 16, then the worker starts the hydraulic push rod 12 to move the second U-shaped support plate 13 upwards, the feeding plate 16 and the crankshaft on the top of the feeding plate 16 move upwards synchronously with the second U-shaped support plate 13, after the height of the feeding plate 16 is adjusted, the worker starts the second feeding cylinder 20 to enable the bottom of the L-shaped connecting clamping plate 21 to enter the connecting clamping hole 17, then the worker starts the first feeding cylinder 18, the first feeding cylinder 18 works to push the fixing block 19 to move, the second feeding cylinder 20 moves synchronously with the fixing block 19 to push the feeding plate 16 to move, the feeding plate 16 moves to the transmission plate 7, when the feeding plate 16 moves to a preset position, the second feeding cylinder 20 works to enable the L-shaped connecting clamping plate 21 to move to an original height, then the transmission motor 9 works to enable the transmission gear 10 to rotate, the transmission gear 10 rotates to drive the transmission plate 7 to move, the position of the crankshaft is adjusted, the crankshaft is located in the three-coordinate detector body 1, and after the position of the crankshaft is adjusted, the three-coordinate detector body 1 operates to detect the crankshaft;

after the crankshaft is detected, the driving motor 9 works again to return the driving plate 7 to the original position, then the second feeding cylinder 20 works again to return the L-shaped connecting clamping plate 21 to the inside of the connecting clamping hole 17, then the first feeding cylinder 18 works again to move the feeding plate 16 to the inside of the second u-shaped supporting plate 13, and then the hydraulic push rod 12 works to return the second u-shaped supporting plate 13 to the original height.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a detection instrument of relative keyway position degree of crankshaft pin hole, includes three-coordinate detector body (1) and L type support (2), its characterized in that: an L-shaped support (2) is arranged on one side of the three-coordinate detector body (1), an installation groove (3) is formed in the three-coordinate detector body (1), a first U-shaped support plate (4) is installed in the installation groove (3), a transmission rack (6) is arranged in the middle of the bottom end of the inner wall of the first U-shaped support plate (4), a transmission plate (7) is installed at the top end of the transmission rack (6), L-shaped fixing plates (8) are welded on two sides of the top end of the transmission plate (7), a transmission motor (9) is installed in the middle of the bottom end of the inner wall of each L-shaped fixing plate (8), and a transmission gear (10) is installed at the rotating shaft end of the transmission motor (9);

l type support (2) inner wall bottom one side is provided with hydraulic push rod (12), second U type backup pad (13) is installed on hydraulic push rod (12) top, mounting hole (14) have all been seted up to second U type backup pad (13) inner wall bottom both sides equidistance, mounting hole (14) internally mounted has supporting roller (15), supporting roller (15) outer wall top is provided with feed table (16).

2. The tool for detecting the positional degree of the crankshaft pin hole relative to the key groove according to claim 1, wherein: spacing spout (5) have all been seted up to first U type backup pad (4) inner wall bottom both sides, spacing gyro wheel (11) are installed to the equal equidistance in driving plate (7) bottom both sides, spacing gyro wheel (11) are located inside spacing spout (5).

3. The tool for detecting the positional degree of the crankshaft pin hole relative to the key groove according to claim 1, wherein: the transmission gear (10) is meshed with the transmission rack (6) through insections.

4. The tool for detecting the positional degree of the crankshaft pin hole relative to the key groove according to claim 1, wherein: the bottom end of the feeding plate (16) and the top end of the transmission plate (7) are positioned on the same horizontal plane.

5. The tool for detecting the positional degree of the crankshaft pin hole relative to the key groove according to claim 1, wherein: connecting clamp holes (17) have been seted up to delivery sheet (16) top one side limit portion, first feeding cylinder (18) are installed at L type support (2) one side top, fixed block (19) are installed to first feeding cylinder (18) push rod end, fixed block (19) internally mounted has second feeding cylinder (20), L type connection cardboard (21) are installed to second feeding cylinder (20) push rod end.

6. The tool for detecting the positional degree of the crankshaft pin hole relative to the key groove according to claim 5, wherein: the cross section size of the bottom end of the L-shaped connecting clamping plate (21) is the same as that of the connecting clamping hole (17), and the bottom end of the L-shaped connecting clamping plate (21) is located inside the connecting clamping hole (17).