CN220119991U

CN220119991U - Tool for detecting thickness of directional water hole wall in engine cylinder cover

Info

Publication number: CN220119991U
Application number: CN202321558654.7U
Authority: CN
Inventors: 秦剑; 张以君; 李帅; 丁绪星
Original assignee: Wuhu Rongyuan Industrial Design Co ltd
Current assignee: Wuhu Rongyuan Industrial Design Co ltd
Priority date: 2023-06-19
Filing date: 2023-06-19
Publication date: 2023-12-01
Anticipated expiration: 2033-06-19

Abstract

The utility model provides an engine cylinder cover internal directional water hole wall thickness gauge which comprises a carrier plate, wherein a transverse plate is fixedly connected to the middle part of one side surface of the carrier plate adjacent to a handle, one end of the transverse plate, which is far away from the carrier plate, is provided with a positioning piece for positioning the central position of a directional water hole in the cylinder cover, the upper part of one surface of the carrier plate, which is far away from the transverse plate, is provided with an L-shaped plate, the upper surface of the horizontal part of the L-shaped plate is provided with a vertically arranged screw hole, an adjusting screw is connected with the inner thread of the screw hole, the lower end of the adjusting screw is rotationally connected with a U-shaped rod, one end of the U-shaped rod, which is far away from an air flue, penetrates through a slotted hole, the slotted hole is vertically arranged on one side surface of the limiting plate, and the lower part of the outer surface of one end of the U-shaped rod, which is close to a first limiting ring, is provided with a measuring rod, and the utility model has the following beneficial effects: the position of the cylinder cover does not need to be frequently adjusted in the process of detecting the wall thickness of the directional water hole, so that the labor intensity is reduced.

Description

Tool for detecting thickness of directional water hole wall in engine cylinder cover

Technical Field

The utility model relates to a wall thickness gauge for an internal directional water hole of an engine cylinder cover, and belongs to the field of gauges.

Background

The engine cylinder cover is internally provided with a directional water hole, and the wall thickness of the directional water hole is closely related to the working performance and quality of the cylinder cover. The wall thickness of the directional water holes means: the minimum distance between the inner wall of the directional water hole and the inner wall of the air passage in the cylinder cover is generally not on the same plane, in order to ensure that the cylinder cover leaving the factory has the directional water hole wall thickness conforming to the standard, the cylinder cover is destroyed due to the anatomical measurement method, so that the cylinder cover is eliminated, the measurement is usually carried out by using a three-coordinate measuring machine, the three-coordinate measuring machine is a measuring system for detecting the three-dimensional coordinates of the surface point of the workpiece through the relative movement of a measuring head system and the workpiece, the position of the cylinder cover needs to be frequently adjusted when the three-coordinate measuring machine is used for measuring the directional water hole wall thickness, and the workload for adjusting the position of the cylinder cover is larger for detecting the directional water hole wall thickness in a large number of cylinder covers.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide the wall thickness gauge for the directional water holes in the engine cylinder cover, so as to solve the problems in the prior art.

In order to achieve the above object, the present utility model is realized by the following technical scheme: the utility model provides an utensil is examined to inside directional water hole wall thickness of engine cylinder cap, includes the carrier plate, the handle is installed to carrier plate side lower part position, the carrier plate is fixed with the diaphragm with the adjacent side middle part position connection of handle, the locating part that is used for locating the inside directional water hole central point of cylinder cap is installed to the one end that the carrier plate was kept away from to the diaphragm, the carrier plate is kept away from the one side upper position of diaphragm and is installed L template, the screw of vertical arrangement has been seted up to L template horizontal part upper surface, screw internal thread connection has adjusting screw, the adjusting screw lower extreme rotation is connected with the U type pole, U type pole one end extends to the inside air flue of cylinder cap, the one end that the air flue was kept away from to the U type pole runs through the slotted hole, the slotted hole is vertical state and sets up in a limiting plate side, the limiting plate is fixed in a side of carrier plate installation handle, the both sides of slotted hole all are equipped with the first spacing ring with limiting plate sliding contact, first spacing ring cover is established on the U type pole and is connected fixedly with the U type pole, U type pole is close to the measuring scale mark is installed to the measuring scale mark of first end of the U type pole.

Further, the setting element includes the square pole, square hole has been seted up to one side that the support plate was kept away from to diaphragm one side, square pole has been installed to the downthehole square pole that inserts, square hole downside is equipped with the journal stirrup fixed with the diaphragm connection, the journal stirrup is laminated mutually with the square pole, threaded hole has been seted up to the one side of journal stirrup towards the square pole, threaded hole threaded connection has the clamping screw that is used for restricting journal stirrup and square pole relative position, square pole one end is connected and is fixed with the reference column that is arranged in the inside directional water hole of cylinder cap, square pole one side middle part position has been seted up along square pole length direction's bar groove that arranges, the connecting rod has been installed to the bar inslot, the cover is equipped with two second spacing rings fixed with the connecting rod connection on the connecting rod, two second spacing rings set up respectively in the both sides of bar groove and second spacing ring and square pole surface sliding contact, the connecting rod is fixed with the slice board that cooperatees towards the one side middle part position of measuring rod, slice board and measuring rod mutually perpendicular and slice board and measuring rod contact each other.

Further, the positioning column is of a conical structure, and the diameter of the positioning column gradually decreases towards the direction away from the square rod.

Further, a cone-shaped rubber sleeve is sleeved on the positioning column, and the rubber sleeve is contacted with the inner wall of the directional water hole in the cylinder cover.

Further, a flat opening is formed in one surface of the connecting rod, facing the measuring rod, and one end of the thin sheet plate is fixed in the flat opening.

Further, one end of the adjusting screw, which is far away from the U-shaped rod, is fixedly connected with a handle, and one end of the adjusting screw, which is far away from the handle, is rotationally connected with the U-shaped rod through a bearing.

The utility model has the beneficial effects that:

1. one end of the U-shaped rod is inserted into an air passage in the cylinder cover, then the handle is used for rotating the adjusting screw, the adjusting screw plays a role in moving the U-shaped rod, one end of the U-shaped rod slides along a slotted hole on the limiting plate under the limit of the two first limiting rings until one end of the U-shaped rod in the air passage contacts with the position, close to the directional water hole, in the air passage, of the square rod, the positioning column is inserted into the directional water hole in the cylinder cover, then the relative positions of the support lugs and the square rod are limited by the clamping screw, the position of the connecting rod is adjusted along the strip-shaped groove, at the moment, the position of the thin sheet plate is changed, the thin sheet plate and the measuring rod are mutually contacted, then the distance between the U-shaped rod and the thin sheet plate is measured through a scale mark on the measuring rod, namely the wall thickness of the directional water hole is aligned with a standard value, whether the wall thickness of the directional water hole meets the standard or not is judged, and the position of the cylinder cover is not required to be frequently adjusted in the process of detecting the wall thickness of the directional water hole, so that the labor intensity is reduced.

2. The positioning column is in a conical structure, and the positioning column is sleeved with the conical rubber sleeve, so that the positioning column is convenient to position the directional water holes with different apertures, the application range is enlarged, and meanwhile, the rubber sleeve plays a role in protecting the inner walls of the directional water holes.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

FIG. 1 is a schematic diagram of a structure of a tool for detecting wall thickness of a directional water hole in an engine cylinder cover;

FIG. 2 is a schematic diagram showing the assembly of a cross plate, a limiting plate, an L-shaped plate and a carrier plate in the directional water hole wall thickness gauge in the engine cylinder cover;

FIG. 3 is a schematic assembly view of a measuring rod, a first limiting ring and a U-shaped rod in the directional water hole wall thickness gauge in the engine cylinder cover;

FIG. 4 is a perspective view of a square rod in the directional water hole wall thickness gauge in the engine cylinder cover of the utility model;

FIG. 5 is a schematic diagram of the assembly of a second stop collar, a lamella plate and a connecting rod in a directional water hole wall thickness gauge in an engine cylinder head according to the present utility model;

in the figure: 1-cylinder cover, 2-directional water hole, 3-U-shaped rod, 4-air passage, 5-adjusting screw, 6-L-shaped rod, 7-carrier plate, 8-limiting plate, 9-slotted hole, 10-first limiting ring, 11-square rod, 12-bar groove, 13-second limiting ring, 14-measuring rod, 15-transverse plate, 16-handle, 17-clamping screw, 18-support lug, 19-rubber sleeve, 20-positioning column, 21-screw hole, 22-square hole, 23-connecting rod and 24-sheet plate.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1, 2 and 4, the present utility model provides a technical solution: the utility model provides an inside directional water hole wall thickness gauge of engine cylinder cap, including carrier plate 7, through at carrier plate 7 a side lower part installation handle 16, provide the gripping carrier for limiting carrier plate 7's position, carrier plate 7 is connected in the side middle part position adjacent with handle 16 and is fixed with diaphragm 15, the square pole 11 that is arranged in the inside directional water hole 2 central point of locating cylinder cap 1 is installed to the one end that diaphragm 15 kept away from carrier plate 7, wherein square pole 11 is installed in the square hole 22 of being seted up in diaphragm plate 7 one side of diaphragm 15, square hole 22 downside is equipped with and is connected fixedly with diaphragm 15 and with the lug 18 of laminating mutually of square pole 11, the threaded hole female screw connection that lug 18 set up towards the one side of square pole 11 has the clamping screw 17 that is used for limiting lug 18 and square pole 11 relative position, square pole 11 one end connection is fixed with and is used for installing the reference column 20 in cylinder cap 1 inside directional water hole 2, reference column 20 is the direction taper structure, the diameter of reference column 20 reduces gradually to the direction that keeps away from square pole 11, wherein the cover is equipped with the rubber sleeve 19 of taper shape on the reference column 20, wherein the rubber sleeve 19 is used for the directional water hole 2, the same bore diameter of extension rubber sleeve is used to be suitable for the inner wall 20, and the same diameter of directional water hole is used for the inner wall 20 of the directional water hole 2, and the same diameter of the taper sleeve is used for the inner wall 20, and the contact hole is used for the inner wall of the side of the cylinder cap is located in the side of the cylinder cap 2.

Referring to fig. 1-5, a bar-shaped groove 12 is arranged in the middle of one side surface of a square bar 11, a connecting rod 23 is inserted in the bar-shaped groove 12, two second limiting rings 13 fixedly connected with the connecting rod 23 are sleeved on the connecting rod 23, wherein the two second limiting rings 13 are respectively arranged on two sides of the bar-shaped groove 12, the second limiting rings 13 are in sliding contact with the surface of the square bar 11, a flat opening arranged in the middle of one side of the connecting rod 23 facing to a measuring bar 14 is fixedly connected with a thin plate 24 matched with the measuring bar 14, the thin plate 24 is mutually perpendicular with the measuring bar 14, a screw hole 21 vertically arranged is arranged on the upper surface of the horizontal part of an L-shaped plate 6 arranged on one side upper part of a carrier plate 7 facing away from a transverse plate 15, an adjusting screw 5 is connected in a threaded manner in the screw hole 21, one end of the adjusting screw 5 far away from the U-shaped bar 3 is fixedly connected with a handle 16, one end of the adjusting screw 5, which is far away from the handle 16, is rotationally connected with the U-shaped rod 3 through a bearing, one end of the U-shaped rod 3 extends into the air passage 4 in the cylinder cover 1, one end of the U-shaped rod 3, which is far away from the air passage 4, penetrates through the oblong hole 9, the oblong hole 9 is vertically arranged on one side surface of the limiting plate 8, the limiting plate 8 is fixed on one side surface of the carrier plate 7, on which the handle 16 is arranged, first limiting rings 10 are arranged on two sides of the oblong hole 9 and are in sliding contact with the limiting plate 8, the first limiting rings 10 are sleeved on the U-shaped rod 3 and are fixedly connected with the U-shaped rod 3, a measuring rod 14 is arranged at the lower position of the outer surface of one end of the U-shaped rod 3, which is close to the first limiting rings 10, scale marks are machined on the outer surface of the measuring rod 14, one end of the U-shaped rod 3 is inserted into the air passage 4 in the cylinder cover 1, then the adjusting screw 5 is rotated by a handle, the adjusting screw 5 is used for moving the U-shaped rod 3, one end of the U-shaped rod 3 slides along the long round hole 9 on the limiting plate 8 under the limitation of the two first limiting rings 10 until one end of the U-shaped rod 3 in the air channel 4 contacts with the position, close to the directional water hole 2, in the air channel 4, of the square rod 11 along the square hole 22, so that the positioning column 20 is inserted into the directional water hole 2 in the cylinder cover 1, then the relative positions of the supporting lugs 18 and the square rod 11 are limited by the clamping screws 17, the position of the connecting rod 23 is adjusted along the strip-shaped groove 12, at the moment, the position of the thin sheet plate 24 is changed, so that the thin sheet plate 24 contacts with the measuring rod 14, the distance between the U-shaped rod 3 and the thin sheet plate 24 is measured through the scale mark on the measuring rod 14, namely the wall thickness of the directional water hole 2, whether the wall thickness of the directional water hole 2 meets the standard or not can be judged by aligning the measured numerical value with the standard numerical value, and the position of the cylinder cover does not need to be frequently adjusted in the process of detecting the directional water hole wall thickness, and labor intensity is reduced.

Although the present disclosure describes embodiments, not every embodiment is described in terms of a single embodiment, and such description is for clarity only, and one skilled in the art will recognize that the embodiments described in the disclosure as a whole may be combined appropriately to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides an inside directional water hole wall thickness gauge of engine cylinder cap, includes carrier plate (7), its characterized in that: the utility model discloses a limit stop device, including support plate (7), locating part, limiting plate (8) and locating part, handle (16) are installed to support plate (7) side lower part position, support plate (7) and handle (16) adjacent side middle part position are connected and are fixed with diaphragm (15), the locating part that is arranged in locating part of directional water hole (2) central point of cylinder cap (1) is installed to the one end that diaphragm (7) was kept away from support plate (7), L template (6) are installed in support plate (7) side upper position that deviates from diaphragm (15), screw (21) of vertical arrangement are seted up to L template (6) horizontal part upper surface, screw (21) female screw connection has adjusting screw (5), adjusting screw (5) lower extreme rotation is connected with U type pole (3), U type pole (3) one end extends to in cylinder cap (1) inside air flue (4), the one end that air flue (4) was kept away from to U type pole (3) runs through slotted hole (9), slotted hole (9) are vertical state and are seted up in limiting plate (8) one side, limiting plate (8) are fixed in handle (7) upper surface and are equipped with adjusting screw (5), one side of fixing collar (10) and one side of limiting plate (8) are fixed with one side of fixed collar (10), the measuring rod (14) is arranged at the lower part of the outer surface of one end of the U-shaped rod (3) close to the first limiting ring (10), and graduation marks are machined on the outer surface of the measuring rod (14).

2. The tool for detecting the thickness of the wall of the directional water hole in the engine cylinder cover according to claim 1, wherein: the locating piece comprises a square rod (11), a square hole (22) is formed in one side of a lateral surface of a transverse plate (15) far away from a carrier plate (7), the square rod (11) is inserted into the square hole (22), a supporting lug (18) fixedly connected with the transverse plate (15) is arranged at the lower side of the square hole (22), the supporting lug (18) is attached to the square rod (11), a threaded hole is formed in one surface of the supporting lug (18) facing the square rod (11), clamping screws (17) used for limiting the relative positions of the supporting lug (18) and the square rod (11) are connected and connected in a threaded manner, a locating column (20) used for being inserted into a directional water hole (2) in a cylinder cover (1) is fixedly connected to one end of the square rod (11), a strip-shaped groove (12) arranged along the length direction of the square rod (11) is formed in the middle position of one side of the square rod (11), a connecting rod (23) is inserted into the strip-shaped groove (12), two second limiting rings (13) connected with the connecting rod (23) are sleeved on the connecting rod (23), two second limiting rings (13) are connected with the connecting rods (13) and are arranged on two sides of the second limiting rings (13) in a sliding mode, and the second limiting rings (13) are respectively contacted with the two limiting rings (13), a thin sheet plate (24) matched with the measuring rod (14) is fixedly connected to the middle position of one surface of the connecting rod (23) facing the measuring rod (14), the thin sheet plate (24) is perpendicular to the measuring rod (14), and the thin sheet plate (24) is in contact with the measuring rod (14).

3. The tool for detecting the thickness of the wall of the directional water hole in the engine cylinder cover according to claim 2, wherein: the positioning column (20) is of a conical structure, and the diameter of the positioning column (20) gradually decreases towards a direction away from the square rod (11).

4. The tool for detecting the thickness of the wall of the directional water hole in the engine cylinder cover according to claim 3, wherein: the positioning column (20) is sleeved with a cone-shaped rubber sleeve (19), and the rubber sleeve (19) is contacted with the inner wall of the directional water hole (2) in the cylinder cover (1).

5. The tool for detecting the thickness of the wall of the directional water hole in the engine cylinder cover according to claim 2, wherein: a flat opening is formed in one surface of the connecting rod (23) facing the measuring rod (14), and one end of the thin sheet plate (24) is fixed in the flat opening.

6. The tool for detecting the thickness of the wall of the directional water hole in the engine cylinder cover according to claim 1, wherein: one end of the adjusting screw rod (5) far away from the U-shaped rod (3) is fixedly connected with a handle, and one end of the adjusting screw rod (5) far away from the handle is rotationally connected with the U-shaped rod (3) through a bearing.