CN217738152U

CN217738152U - Inner gear ring and bearing hole coaxiality detection device

Info

Publication number: CN217738152U
Application number: CN202221608601.7U
Authority: CN
Inventors: 李远铕; 朱桐清
Original assignee: Chongqing Jiangjin Hefeng Machinery Co ltd
Current assignee: Chongqing Jiangjin Hefeng Machinery Co ltd
Priority date: 2022-06-24
Filing date: 2022-06-24
Publication date: 2022-11-04
Anticipated expiration: 2032-06-24

Abstract

The utility model provides an inner gear ring and dead eye axiality detection device, relates to axiality check out test set technical field, includes: a tooth socket positioning plate; the supporting plate is vertically and fixedly connected to the middle of the tooth socket positioning plate; the detection part comprises a fixing component fixedly arranged on the supporting plate and a dial indicator fixedly connected with the fixing component, the fixing component and the tooth socket positioning plate are arranged in parallel in the same direction, the dial indicator is perpendicular to the fixing component and is far away from the tooth socket positioning plate, and a measuring head of the dial indicator freely penetrates through the fixing component; and the three positioning pieces are connected with the tooth socket positioning plate in a sliding manner and freely penetrate through the tooth socket positioning plate, the three positioning pieces are arranged in a triangular structure, and the two positioning pieces are linearly arranged in parallel to the supporting plate.

Description

Inner gear ring and bearing hole coaxiality detection device

Technical Field

The utility model relates to a axiality check out test set technical field, concretely relates to ring gear and dead eye axiality detection device.

Background

In the mechanical assembly process, the condition that the inner gear ring and the bearing hole are not coaxial is often met, and the conventional solution is to correct the reference end face of the inner gear ring and the bearing hole on a vertical lathe and then correct the positions of the inner gear ring and the bearing hole.

The method specifically comprises the steps of placing a detection measuring rod in a tooth groove of the inner gear ring, detecting the highest point of the measuring rod by a dial indicator through a rotary machine tool, replacing at least three tooth grooves with the measuring rod, placing the measuring rod, measuring the highest points of the measuring rod according to the method, and indicating that the inner gear ring is coaxial with a bearing hole when the values measured by the dial indicator are the same. If the inner gear ring is not coaxial, the inner gear ring is knocked on the machine tool, and the mounting position of the inner gear ring and the box body is adjusted until the inner gear ring is coaxial with the bearing hole.

Although the method can solve the problem that the inner gear ring and the bearing hole are not coaxial, the method needs to be operated on a machine tool, is complex in operation, wastes time and labor, and enables the inner gear ring and the bearing hole to be low in coaxiality detection efficiency and measuring rod to be low in measurement accuracy.

SUMMERY OF THE UTILITY MODEL

Not enough to exist among the prior art, the utility model provides an inner gear ring and dead eye axiality detection device, it has solved the problem that inner gear ring and dead eye axiality detection efficiency are not high that exists among the prior art.

A device for detecting the coaxiality of an inner gear ring and a bearing hole comprises:

a tooth socket positioning plate;

the supporting plate is vertically and fixedly connected to the middle of the tooth socket positioning plate;

the detection part comprises a fixing component fixedly arranged on the supporting plate and a dial indicator fixedly connected with the fixing component, the fixing component and the tooth socket positioning plate are arranged in parallel in the same direction, the dial indicator is perpendicular to the fixing component and is far away from the tooth socket positioning plate, and a measuring head of the dial indicator freely penetrates through the fixing component; and

the three positioning pieces are connected with the tooth socket positioning plate in a sliding mode and freely penetrate through the tooth socket positioning plate, the three positioning pieces are arranged in a triangular structure, and the two positioning pieces are linearly arranged in parallel to the supporting plate.

Compared with the prior art, the utility model discloses following beneficial effect has: when the device is used, the position of each positioning piece is adjusted in a sliding mode, then the three positioning pieces are placed in tooth grooves of the inner gear ring to achieve the effect of three-point positioning, the detection part can be stably supported, meanwhile, the side wall of the supporting plate is attached to the end face of the inner gear ring, the measuring head of the dial indicator is pressed on the inner wall of the bearing hole, then the supporting plate is operated to drive the three positioning pieces to move along the tooth grooves of the inner gear ring, data displayed by the dial indicator are read, the device is replaced to the positions of more than three other positions of the inner gear ring, the detection is carried out in the mode, if the reading of the dial indicator does not change in each detection process, the inner gear ring and the bearing hole are coaxially arranged, and otherwise, the positions of the inner gear ring and the bearing hole need to be adjusted to be corrected; the device is simple and convenient to operate, does not need to be operated by a machine tool, improves the measurement efficiency and improves the measurement precision.

Preferably, two strip-shaped holes which are vertically arranged are formed in the tooth socket positioning plate, one strip-shaped hole is arranged in parallel to the supporting plate, two positioning pieces are connected with the strip-shaped hole in parallel to the supporting plate in a sliding mode and freely penetrate through the strip-shaped hole, and the other positioning piece is connected with the strip-shaped hole in perpendicular to the supporting plate in a sliding mode and freely penetrates through the strip-shaped hole.

Preferably, each the setting element all includes installation pole, nut and location steel ball, the installation pole freely runs through corresponding bar hole and slides with it and links to each other, and the equal coaxial fixed mounting in installation pole both ends has the screw rod, set up threaded blind hole on the location steel ball, the location steel ball passes through threaded blind hole and nut one-to-one threaded connection on the screw rod at installation pole both ends, and the location steel ball is located the both sides of tooth's socket locating plate with the nut, the nut is located the homonymy of tooth's socket locating plate with the percentage table.

Preferably, the fixed subassembly includes that fixed mounting keeps away from connecting piece, the fixed connecting rod that links to each other of connecting piece and the fixed installation piece that links to each other of tooth's socket locating plate one side at the backup pad, one end and connecting piece, connecting rod and tooth's socket locating plate syntropy parallel arrangement, the setting of tooth's socket locating plate is just kept away from to the percentage table perpendicular to connecting rod, and the measuring head of percentage table freely passes the installation piece. Arranged in parallel in the same direction

Preferably, the connecting piece includes L template and connecting block, the lateral wall that its vertical section was kept away from to the horizontal segment of L template is kept away from tooth's socket locating plate one side with the backup pad and is fixed continuous, connecting block fixed mounting is on the lateral wall that its horizontal section was kept away from to the vertical section of L template, and connecting block perpendicular to tooth's socket locating plate arranges, the one end and the connecting block of connecting rod are fixed continuous.

Preferably, the tooth socket positioning plate is a T-shaped plate, the horizontal section of the T-shaped plate is fixedly connected with the supporting plate, and the two strip-shaped holes are correspondingly arranged on the vertical section and the horizontal section of the T-shaped plate one by one.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

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

Fig. 2 is a front view of fig. 1.

Fig. 3 is a bottom view of fig. 1.

Fig. 4 is an assembled view of fig. 1.

The numbers in the figures are in order: 1. a tooth socket positioning plate; 11. a strip-shaped hole; 12. mounting a rod; 13. a nut; 14. positioning a steel ball; 2. a support plate; 3. an L-shaped plate; 31. connecting blocks; 4. a connecting rod; 41. mounting blocks; 5. a dial indicator; 6. an inner gear ring; 7. and a bearing hole.

Detailed Description

In order to make the utility model discloses technical means, creation characteristic, achievement purpose and effect that realize are clearer and easily understand, and it is right to combine below attached drawing and detailed implementation mode the utility model discloses do further to explain:

as shown in fig. 1-4, the utility model discloses a ring gear and dead eye axiality detection device, include: a tooth socket positioning plate 1; the supporting plate 2 is vertically and fixedly connected to the middle of the tooth socket positioning plate 1; the detection part comprises a fixing component fixedly arranged on the supporting plate 2 and a dial indicator 5 fixedly connected with the fixing component, the fixing component and the tooth socket positioning plate 1 are arranged in parallel in the same direction, the dial indicator 5 is perpendicular to the fixing component and far away from the tooth socket positioning plate 1, and a measuring head of the dial indicator 5 freely penetrates through the fixing component; and three locating parts, it all with tooth's socket locating plate 1 slip link to each other and all freely run through tooth's socket locating plate 1, three locating part is triangle-shaped structure and arranges, and wherein two locating parts are linear and are parallel to backup pad 2 and arrange.

When the device is used, the position of each positioning piece is adjusted in a sliding mode, then the three positioning pieces are placed in tooth grooves of the inner gear ring 6 to achieve the effect of three-point positioning, the detection part can be stably supported, meanwhile, the side wall of the supporting plate 2 is attached to the end face of the inner gear ring 6, the measuring head of the dial indicator 5 is pressed on the inner wall of the bearing hole 7, then the supporting plate 2 is operated to drive the three positioning pieces to move along the tooth grooves of the inner gear ring 6, data displayed by the dial indicator 5 are read, the device is replaced to more than three positions of the inner gear ring 6, the detection is carried out in the mode, if the reading number of the dial indicator 5 does not change in each detection process, the inner gear ring 6 and the bearing hole 7 are coaxially arranged, and if the positions of the inner gear ring 6 and the bearing hole 7 need to be adjusted to carry out correction; the operation is simple and convenient, the operation is not required to be carried out through a machine tool, the measurement efficiency is improved, and the measurement precision is also improved.

As shown in fig. 1-4, according to another embodiment of the present invention, the device for detecting the coaxiality of the ring gear and the bearing hole is further optimized for the positioning element and the detecting part included therein, the tooth socket positioning plate 1 is provided with two bar-shaped holes 11 vertically arranged, one of the bar-shaped holes 11 is arranged in parallel with the supporting plate 2, wherein the two positioning elements are slidably connected with the bar-shaped holes 11 parallel with the supporting plate 2 and freely pass through the bar-shaped holes 11, and the other positioning element is slidably connected with the bar-shaped holes 11 perpendicular to the supporting plate 2 and freely passes through the bar-shaped holes 11; each the setting element all includes installation pole 12, nut 13 and location steel ball 14, installation pole 12 freely runs through corresponding bar hole 11 and slides with it and links to each other, and the equal coaxial fixed mounting in installation pole 12 both ends has the screw rod, set up threaded blind hole on the location steel ball 14, location steel ball 14 passes through threaded blind hole and nut 13 one-to-one threaded connection on the screw rod at installation pole 12 both ends, and location steel ball 14 is located the both sides of tooth's socket locating plate 1 with nut 13, nut 13 is located the homonymy of tooth's socket locating plate 1 with percentage table 5.

The fixing assembly comprises a connecting piece fixedly arranged on one side, away from the tooth socket positioning plate 1, of the supporting plate 2, a connecting rod 4 with one end fixedly connected with the connecting piece and a mounting block 41 fixedly connected with the other end of the connecting rod 4, the connecting rod 4 and the tooth socket positioning plate 1 are arranged in parallel in the same direction, the dial indicator 5 is perpendicular to the connecting rod 4 and is far away from the tooth socket positioning plate 1, and a measuring head of the dial indicator 5 freely penetrates through the mounting block 41; the connecting piece includes L template 3 and connecting block 31, the lateral wall that its vertical section was kept away from to the horizontal segment of L template 3 keeps away from 1 one side of tooth's socket locating plate with backup pad 2 and fixes continuously, connecting block 31 fixed mounting is on the lateral wall that its horizontal segment was kept away from to the vertical section of L template 3, and connecting block 31 perpendicular to tooth's socket locating plate 1 arranges, the one end and the connecting block 31 of connecting rod 4 are fixed continuously.

When the coaxiality is detected, firstly, the mounting rod 12 is slid to adjust the distance between the three positioning steel balls 14, so that the three positioning steel balls 14 can stably support the tooth socket positioning plate 1 through three-point positioning, then the nut 13 is screwed to fix the position of the mounting rod 12, then the three positioning steel balls 14 are placed in the tooth socket of the inner gear ring 6 and are tangent to the tooth surface, meanwhile, the side wall of the supporting plate 2 is attached to the end surface of the inner gear ring 6, then, the measuring head of the dial indicator 5 is pressed on the inner wall of the bearing hole 7, the dial indicator 5 is corrected and zeroed, then, the supporting plate 2 is operated to drive the three positioning steel balls 14 to move along the tooth socket direction, data displayed by the dial indicator 5 is read, then, the device is replaced to the positions of more than three other positions of the inner gear ring 6, the detection is carried out through the mode, if the reading of the dial indicator 5 does not change in each detection process, the inner gear ring 6 and the bearing hole 7 are coaxially arranged, otherwise, and the positions of the inner gear ring 6 and the bearing hole 7 need to be adjusted to be corrected.

As shown in fig. 1-3, according to another embodiment of the present invention, in the apparatus for detecting coaxiality of an inner gear ring and a bearing hole, preferably, the tooth socket positioning plate 1 is a T-shaped plate, a horizontal section of the T-shaped plate is fixedly connected to the supporting plate 2, and two bar-shaped holes 11 are correspondingly formed in a vertical section and a horizontal section of the T-shaped plate; the manufacturing cost of the tooth socket positioning plate 1 can be saved.

Preferably, the supporting plate 2 is a rectangular plate, two side walls of the rectangular plate, which are parallel to the tooth socket positioning plate 1, are cambered surfaces, and the two cambered surfaces are both far away from the tooth socket positioning plate 1 and are bent; so that the support plate 2 can be better attached to the end surface of the inner gear ring 6.

The utility model discloses an application principle does: the utility model discloses during the use, earlier distance between the three location steel ball 14 of slidable mounting pole 12 adjustment, make three location steel ball 14 can be through three point location stable support tooth's socket locating plate 1, then screw up the position of nut 13 fixed mounting pole 12, put into tooth's socket of ring gear 6 and tangent with the flank of tooth afterwards with three location steel ball 14, simultaneously with the lateral wall laminating of backup pad 2 on the terminal surface of ring gear 6, then press the measuring head of percentage table 5 on the inner wall of dead eye 7, and rectify zero to percentage table 5, operation backup pad 2 drives three location steel ball 14 along tooth's socket direction motion afterwards, read the data that percentage table 5 shows, then change this device to the ring gear 6 position more than three other places, and detect through above-mentioned mode, if the reading of percentage table 5 all does not change in every testing process, then explain ring gear 6 and dead eye 7 coaxial arrangement, otherwise just need adjust 6 and dead eye 7's position and rectify.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides an inner gear ring and dead eye axiality detection device which characterized in that includes:

a tooth socket positioning plate (1);

the supporting plate (2) is vertically and fixedly connected to the middle of the tooth socket positioning plate (1);

the detection part comprises a fixing component fixedly mounted on the support plate (2) and a dial indicator (5) fixedly connected with the fixing component, the fixing component and the tooth socket positioning plate (1) are arranged in parallel in the same direction, the dial indicator (5) is perpendicular to the fixing component and far away from the tooth socket positioning plate (1), and a measuring head of the dial indicator (5) freely penetrates through the fixing component; and

the three positioning pieces are connected with the tooth socket positioning plate (1) in a sliding mode and penetrate through the tooth socket positioning plate (1) freely, the three positioning pieces are arranged in a triangular structure, and the two positioning pieces are linearly arranged in parallel to the supporting plate (2).

2. The device for detecting the coaxiality of the inner gear ring and the bearing hole according to claim 1, wherein the tooth socket positioning plate (1) is provided with two vertically arranged strip-shaped holes (11), one strip-shaped hole (11) is arranged in parallel with the supporting plate (2), the two positioning pieces are connected with the strip-shaped hole (11) in parallel with the supporting plate (2) in a sliding manner and freely penetrate through the strip-shaped hole (11), and the other positioning piece is connected with the strip-shaped hole (11) in perpendicular to the supporting plate (2) in a sliding manner and freely penetrates through the strip-shaped hole (11).

3. The device for detecting the coaxiality of the inner gear ring and the bearing hole according to claim 2, wherein each positioning piece comprises an installation rod (12), a nut (13) and a positioning steel ball (14), the installation rod (12) freely penetrates through the corresponding strip-shaped hole (11) and is connected with the same in a sliding mode, screw rods are fixedly installed at the two ends of the installation rod (12) coaxially, threaded blind holes are formed in the positioning steel balls (14), the positioning steel balls (14) are connected to the screw rods at the two ends of the installation rod (12) through the threaded blind holes and the nuts (13) in a one-to-one corresponding mode, the positioning steel balls (14) and the nuts (13) are located on the two sides of the tooth socket positioning plate (1), and the nuts (13) and the dial indicator (5) are located on the same side of the tooth socket positioning plate (1).

4. The device for detecting the coaxiality of the inner gear ring and the bearing hole as claimed in claim 1, wherein the fixing assembly comprises a connecting piece fixedly mounted on one side, away from the tooth socket positioning plate (1), of the supporting plate (2), a connecting rod (4) with one end fixedly connected with the connecting piece and a mounting block (41) fixedly connected with the other end of the connecting rod (4), the connecting rod (4) and the tooth socket positioning plate (1) are arranged in parallel in the same direction, the dial indicator (5) is perpendicular to the connecting rod (4) and is arranged away from the tooth socket positioning plate (1), and a measuring head of the dial indicator (5) freely penetrates through the mounting block (41).

5. The device for detecting the coaxiality of the inner gear ring and the bearing hole according to claim 4, wherein the connecting piece comprises an L-shaped plate (3) and a connecting block (31), the side wall, far away from the vertical section, of the horizontal section of the L-shaped plate (3) is fixedly connected with one side, far away from the tooth socket positioning plate (1), of the supporting plate (2), the connecting block (31) is fixedly installed on the side wall, far away from the horizontal section, of the vertical section of the L-shaped plate (3), the connecting block (31) is perpendicular to the tooth socket positioning plate (1) and arranged, and one end of the connecting rod (4) is fixedly connected with the connecting block (31).

6. The device for detecting the coaxiality of the inner gear ring and the bearing hole according to claim 2, wherein the tooth socket positioning plate (1) is a T-shaped plate, the horizontal section of the T-shaped plate is fixedly connected with the supporting plate (2), and the two strip-shaped holes (11) are correspondingly arranged on the vertical section and the horizontal section of the T-shaped plate one by one.