CN219037847U

CN219037847U - Size detection device for connecting rod material section of automobile engine

Info

Publication number: CN219037847U
Application number: CN202223317352.9U
Authority: CN
Inventors: 王永喜; 邓晓明; 王永飞
Original assignee: Chengdu Dongguang Zhongyi Precision Forging Co ltd
Current assignee: Chengdu Dongguang Zhongyi Precision Forging Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-05-16
Anticipated expiration: 2032-12-09

Abstract

The utility model discloses a size detection device for a connecting rod material section of an automobile engine, which relates to the technical field of engine connecting rods, and solves the technical problems that a positioning column is placed at a large end and a small end of an existing connecting rod, the fixing effect is poor, and the connecting rod is easy to slide or deviate.

Description

Size detection device for connecting rod material section of automobile engine

Technical Field

The utility model relates to the technical field of engine connecting rods, in particular to the technical field of size detection devices for connecting rod material sections of automobile engines.

Background

Under the background that the requirements on the assembly precision and the working stability of the connecting rod of the engine are higher and higher, when the forging and forming of the medium-heavy engine connecting rod forging steel blank is carried out, the shrinkage rate of the formed connecting rod blank is small, so that the whole size is enlarged, namely the size is unqualified, and especially the influence on the center distance of the connecting rod is most obvious.

In the prior art, when detecting the center distance of the connecting rod, the connecting rod is usually fixed first, then the measuring is carried out one by using the caliper, the taking and placing mode of the caliper in the process is more troublesome, the detection process consumes more time, the time cost is increased, and when the connecting rod is fixed, the positioning column is usually placed at the big end and the small end of the connecting rod, the fixing effect of the mode is poor, the connecting rod slides or deviates easily, the detection process is further delayed, the detection accuracy is not easy to guarantee, meanwhile, only a single workpiece can be measured, and when the workpiece with different sizes is required to be measured, whether the corresponding tool is required to be replaced for detection is qualified or not.

Therefore, aiming at the defect that the existing equipment is single in detecting the workpiece and cannot meet the detection requirement on workpieces with different sizes, the size detection device for the connecting rod material section of the automobile engine is provided.

Disclosure of Invention

The utility model aims at: in order to solve the technical problems, the utility model provides a size detection device for a connecting rod material section of an automobile engine.

The utility model adopts the following technical scheme for realizing the purposes:

the utility model provides a size detection device for automobile engine connecting rod material section, installs first mount pad and second mount pad respectively including detecting the both sides of frock platform, be provided with first locating piece on the first mount pad, first locating piece fixed connection is on first mount pad, install along the Y axle direction on the second mount pad with the second locating piece that first locating piece cooperation centre gripping work piece was used install two third locating pieces along the X axle direction on the second mount pad, and two third locating pieces are about the central line symmetric distribution of second mount pad, open respectively on the second mount pad and cooperate the spout that second locating piece and third locating piece were used in the slip, open threaded hole on second locating piece and the third locating piece, and install the bolt with it screw-thread fit in the threaded hole.

As a preferable scheme, the sliding groove is a hexagonal prism groove, and the top of the hexagonal prism groove is open.

As a preferable scheme, a translation assembly for driving the first mounting seat and the second mounting seat to synchronously approach each other is arranged on the detection tool table.

As a preferable scheme, the translation assembly comprises a first guide rail and a second guide rail, wherein the first guide rail is positioned between the first installation seat and the detection tool table, the bottom of the first guide rail is fixedly connected with the detection tool table, and the top of the first guide rail is in sliding connection with the first installation seat; the second guide rail is located between the second installation seat and the detection tool table, the second installation seat is in sliding connection with the second guide rail, the bottom of the second guide rail is fixedly connected to the detection tool table, a rack and a gear meshed with the rack are arranged between the second installation seat and the first installation seat, the gear is rotationally connected to the center of the detection tool table, the racks are two, the two racks are respectively and fixedly connected to the second installation seat and the first installation seat corresponding to the racks, a driving mechanism for driving the second installation seat to slide on the second guide rail is arranged on the detection tool table, and the driving mechanism is connected with the detection tool table.

As a preferable scheme, the driving mechanism comprises a screw, two ends of the screw are connected with the detection tool through bearing blocks, a nut seat in threaded fit with the screw is sleeved on the screw, the nut seat is fixedly connected to the bottom of the second mounting seat, a motor for driving the screw to rotate is mounted on the detection tool table, and a rotating shaft of the motor is connected with the screw through a coupler.

As a preferable scheme, a sliding block is arranged between the second guide rail and the second mounting seat, the bottom of the sliding block is in sliding connection with the second guide rail, and the top of the sliding block is fixed at the bottom of the second mounting seat.

As a preferable scheme, the detection tool table is provided with a measuring ruler for detecting the distance between the first mounting seat and the second mounting seat, and the measuring ruler is connected to the detection tool table.

The beneficial effects of the utility model are as follows:

1. in order to solve the problems that the detection of the equipment is single and the detection of the workpieces with different sizes cannot be satisfied, the utility model designs the measurement of the lateral lengths of the two shaft ends of the connecting rod workpiece of the automobile engine, and simultaneously, the two designed third positioning blocks axially position and measure the end parts of the workpiece.

2. According to the utility model, the second positioning block and the third positioning block are designed to slide in the sliding groove of the first mounting seat, and after the second positioning block and the third positioning block slide, the second positioning block and the third positioning block pass through the corresponding threaded holes and are abutted on the second mounting seat, so that the matched part of the positioning block and the sliding groove is abutted on the inner wall of the sliding groove, and finally the positioning block and the sliding groove are prevented from displacement by friction of the positioning block and the sliding groove.

3. In order to quickly adjust the length and the size of the connecting rod workpiece, the utility model is provided with the translation assembly which drives the first mounting seat and the second mounting seat to synchronously approach each other, the motor drives the second mounting seat and the first mounting seat to approach the center of the gear, and then the distance between the first mounting seat and the second mounting seat is adjusted, so that the adjustment convenience is improved, and the measuring convenience of the connecting rod workpiece with different lengths can be also met.

4. In the utility model, in order to assist in measuring the distance between the first mounting seat and the second mounting seat, a measuring ruler for detecting the distance between the first mounting seat and the second mounting seat is arranged on the detection tool table, and the measuring ruler is connected to the detection tool table.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic axial top view of a second mount of the present utility model;

FIG. 3 is a schematic view of the structure of the second mounting base of the present utility model in a bottom view;

reference numerals: 1-detection tool table, 2-first mount pad, 3-second mount pad, 31-spout, 4-first locating piece, 5-second locating piece, 6-third locating piece, 7-translation subassembly, 8-first guide rail, 9-second guide rail, 10-rack, 11-gear, 12-lead screw, 13-motor, 14-slider, 15-dipperstick, 16-nut seat, a 1-work piece.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1-3, the embodiment provides a size detection device for a connecting rod section of an automobile engine, which comprises a first mounting seat 2 and a second mounting seat 3 which are respectively mounted on two sides of a detection tool table 1, wherein a first positioning block 4 is arranged on the first mounting seat 2, the first positioning block 4 is fixedly connected to the first mounting seat 2, a second positioning block 5 which is matched with the first positioning block 4 for clamping a workpiece is mounted on the second mounting seat 3 along the Y axis direction, two third positioning blocks 6 are mounted on the second mounting seat 3 along the X axis direction, the two third positioning blocks 6 are symmetrically distributed about the central line of the second mounting seat 3, sliding grooves 31 which are matched with the second positioning block 5 and the third positioning block 6 for sliding are respectively arranged on the second mounting seat 3, threaded holes are formed in the second positioning block 5 and the third positioning block 6, and bolts which are in threaded fit with the threaded holes are mounted in the threaded holes.

In the above structure, in order to solve the problem that the detection of the single workpiece by the equipment cannot be satisfied, the detection of workpieces with different sizes is performed, so that the side lengths of the two shaft ends of the connecting rod workpiece a1 of the automobile engine are designed to be measured, meanwhile, the designed two third positioning blocks 6 are used for axially positioning the end parts of the workpiece a1, simultaneously, the positions of the two third positioning blocks 6 and the second positioning block 5 are calibrated in advance during the measurement, for example, the length of the connecting rod workpiece a1 can be determined through the interval between the second positioning block 5 and the first positioning block 4, the width of the position is determined through the interval between the two third positioning blocks 6, then, the connecting rod workpiece a1 is placed in the area, and then, whether the workpieces of the connecting rod workpiece a1 are qualified or not can be quickly checked, the side surfaces of the qualified workpieces a1 are respectively abutted against the side walls of the first positioning block 4, the second positioning block 5 and the third positioning block 6, the second positioning block and the third positioning block are designed to slide in the sliding chute of the first mounting seat, and the positioning block passes through the corresponding threaded holes and then is abutted against the second positioning block and is mounted on the sliding seat, so that the friction displacement is not generated.

Further, the sliding groove 31 is a hexagonal prism groove, so the second positioning block 5 and the third positioning block 6 correspond to blocks each having a hexagonal prism structure, and the top opening of the hexagonal prism groove is matched and slides in the hexagonal prism groove.

Example 2

The embodiment is developed based on the previous embodiment, as shown in fig. 1-3, in order to quickly adjust the length and size adjustment of the connecting rod workpiece a1, a translation assembly 7 for driving the first mounting seat 2 and the second mounting seat 3 to synchronously approach each other is arranged on the detection tool table 1; the translation assembly 7 comprises a first guide rail 8 and a second guide rail 9, wherein the first guide rail 8 is positioned between the first mounting seat 2 and the detection tool table 1, the bottom of the first guide rail 8 is fixedly connected with the detection tool table 1, and the top of the first guide rail 8 is in sliding connection with the first mounting seat 2; the second guide rail 9 is positioned between the second mounting seat 3 and the detection tool table 1, the second mounting seat 3 is in sliding connection with the second guide rail 9, the bottom of the second guide rail 9 is fixedly connected to the detection tool table 1, a rack 10 and a gear 11 meshed with the rack 10 are arranged between the second mounting seat 3 and the first mounting seat 2, the gear 11 is rotatably connected to the center of the detection tool table 1, the racks 10 are provided with two racks, the two racks 10 are respectively fixedly connected to the second mounting seat 3 and the first mounting seat 2 corresponding to the racks, a driving mechanism for driving the second mounting seat 3 to slide on the second guide rail 9 is arranged on the detection tool table 1, the driving mechanism is connected with the detection tool table 1, the driving mechanism comprises a screw rod 12, two ends of the screw rod 12 are connected to the detection tool through bearing seats, a nut seat 16 in threaded fit with the screw rod 12 is sleeved on the screw rod 12, the nut seat 16 is fixedly connected to the bottom of the second mounting seat 3, a motor 13 for driving the rotation of the second mounting seat 12 is arranged on the detection tool table 1, the rotating shaft of the motor 13 is connected with the guide rail 12 through a coupling, a driving mechanism for driving the second guide rail 9 is fixedly connected to the bottom of the second guide rail 9, the second guide rail 9 is fixedly arranged on the bottom of the second guide rail 14, and is fixedly connected to the bottom of the second guide rail 9 by the sliding seat 14;

the screw rod 12 is driven to rotate through the motor 13, the screw rod rotates to simultaneously drive the nut seat 16 in threaded fit with the screw rod 12 and the second mounting seat 3 to move towards the center of the gear 11 on the second guide rail 9, racks 10 are arranged between the second mounting seat 3 and the first mounting seat 2, the two racks 10 are positioned on two sides of the gear 11 and are meshed with the two racks 10 and the gear 11, so that the racks on the second mounting seat 3 drive the gear 11 to rotate, the gear 11 pulls the racks on the first mounting seat 2 to move towards the center, the second mounting seat 3 is close to the center of the gear 11 on the first guide rail 8, the distance between the first mounting seat 2 and the second mounting seat 3 is adjusted, the adjustment convenience is improved, and the convenience of measurement of connecting rod workpieces a1 with different lengths can be met.

Furthermore, in order to assist in measuring the distance between the first mounting seat 2 and the second mounting seat 3, a measuring ruler 15 for detecting the distance between the first mounting seat 2 and the second mounting seat 3 is mounted on the detection tool table 1, and the measuring ruler 15 is connected to the detection tool table 1.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The size detection device for the connecting rod material section of the automobile engine is characterized by comprising a first mounting seat (2) and a second mounting seat (3) which are respectively arranged on two sides of a detection tool table (1), wherein a first positioning block (4) is arranged on the first mounting seat (2), the first positioning block (4) is fixedly connected to the first mounting seat (2), a second positioning block (5) which is matched with the first positioning block (4) and used for clamping a workpiece is arranged on the second mounting seat (3) along the Y-axis direction, two third positioning blocks (6) are arranged on the second mounting seat (3) along the X-axis direction, and the two third positioning blocks (6) are symmetrically distributed about the central line of the second mounting seat (3);

the first mounting seat (2) is respectively provided with a sliding groove (31) matched with the second positioning block (5) and the third positioning block (6) for sliding, the second positioning block (5) and the third positioning block (6) are provided with threaded holes, and bolts matched with the threaded holes in a threaded mode are arranged in the threaded holes.

2. A size detection device for connecting rod segments of automotive engines according to claim 1, characterized in that the chute (31) is a six-sided prism slot, and the top of the six-sided prism slot is open.

3. The size detection device for the connecting rod material section of the automobile engine according to claim 1, wherein a translation assembly (7) for driving the first mounting seat (2) and the second mounting seat (3) to synchronously approach each other is arranged on the detection tool table (1).

4. A size detection device for connecting rod material sections of an automobile engine according to claim 3, characterized in that the translation assembly (7) comprises a first guide rail (8) and a second guide rail (9), the first guide rail (8) is positioned between the first mounting seat (2) and the detection tool table (1), the bottom of the first guide rail (8) is fixedly connected with the detection tool table (1), and the top of the first guide rail (8) is in sliding connection with the first mounting seat (2);

the second guide rail (9) is located between the second installation seat (3) and the detection tool table (1), the second installation seat (3) is in sliding connection with the second guide rail (9), the bottom of the second guide rail (9) is fixedly connected to the detection tool table (1), a rack (10) and a gear (11) meshed with the rack (10) are arranged between the second installation seat (3) and the first installation seat (2), the gear (11) is rotationally connected to the center of the detection tool table (1), the racks (10) are two, the two racks (10) are fixedly connected to the second installation seat (3) and the first installation seat (2) corresponding to the two racks respectively, a driving mechanism for driving the second installation seat (3) to slide on the second guide rail (9) is arranged on the detection tool table (1), and the driving mechanism is connected with the detection tool table (1).

5. The size detection device for the connecting rod material section of the automobile engine according to claim 4, wherein the driving mechanism comprises a screw rod (12), two ends of the screw rod (12) are connected to the detection tool through bearing blocks, a nut seat (16) in threaded fit with the screw rod (12) is sleeved on the screw rod (12), the nut seat (16) is fixedly connected to the bottom of the second mounting seat (3), a motor (13) for driving the screw rod (12) to rotate is mounted on the detection tool table (1), and a rotating shaft of the motor (13) is connected with the screw rod (12) through a coupler.

6. The size detection device for connecting rod segments of automobile engines according to claim 4, characterized in that a sliding block (14) is arranged between the second guide rail (9) and the second mounting seat (3), the bottom of the sliding block (14) is slidably connected with the second guide rail (9), and the top of the sliding block (14) is fixed at the bottom of the second mounting seat (3).

7. A size detection device for connecting rod material sections of an automobile engine according to claim 3, characterized in that a measuring ruler (15) for detecting the distance between the first mounting seat (2) and the second mounting seat (3) is mounted on the detection tool table (1), and the measuring ruler (15) is connected to the detection tool table (1).