CN221099571U - Tubular workpiece detection device - Google Patents

Abstract

The utility model relates to the technical field of automobile inspection tools, in particular to a tubular workpiece detection device which comprises a mounting plate and a pressing arm, wherein the mounting plate is obliquely arranged above a machine tool, a lower mounting seat matched with a lower port of a workpiece is arranged on one side of the lower top surface of the mounting plate, a pair of limiting plates are arranged on one side of the higher top surface of the mounting plate, arc-shaped limiting holes are formed in the limiting plates, two limiting pins distributed at intervals are arranged at one end of the pressing arm, an upper mounting seat matched with the upper port of the workpiece is connected at the other end of the pressing arm, the limiting pins are in sliding fit with the limiting holes, a driving mechanism is further arranged on the mounting plate, and the output end of the driving mechanism is hinged with the pressing arm through the lower limiting pins. According to the utility model, through the shape arrangement of the limiting holes, the movable path of the limiting pin is limited, so that the action planning of the checking fixture is realized, the clamping detection operation in a smaller space is realized, and the structure is scientific, reasonable and compact, and the operation is simple and reliable.

Description

Tubular workpiece detection device

Technical Field

The utility model relates to the technical field of automobile inspection tools, in particular to a tubular workpiece detection device.

Background

At present, the assembly process of the automobile or the motorcycle basically realizes automation, and comprises the links of assembly, welding, detection and the like. The assembly of the automobile or the motorcycle usually uses a tubular workpiece, the assembly needs to be detected after welding, the tubular workpiece needs to be clamped and detected (mainly, the position accuracy after assembly and welding is detected), the tail end of the detection tool (namely, the detection device) is aligned to the port of the tubular component during detection, the accurate insertion can be performed, the accuracy reaches the standard, and the end part of the detection tool exits from the port of the tubular workpiece after the detection is completed.

Because the structure of the components of an automobile or a motorcycle is generally complex, the space for allowing the inspection tool to enter is limited, and the requirement on the action space of the inspection tool is also provided, so that the inspection tool is required to realize clamping and exiting in the preferential action space.

Disclosure of utility model

The present utility model is directed to a tubular workpiece inspection apparatus, which solves the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the tubular workpiece detection device comprises a mounting plate obliquely arranged above a machine tool and a pressing arm, wherein a lower placement seat matched with a lower port of a workpiece is arranged on one side of the lower top surface of the mounting plate, a pair of limiting plates are arranged on one side of the upper top surface of the mounting plate, arc limiting holes are formed in the limiting plates, two limiting pins distributed at intervals are arranged at one end of the pressing arm, an upper placement seat matched with the upper port of the workpiece is connected to the other end of the pressing arm, the limiting pins are in sliding fit with the limiting holes, a driving mechanism is further arranged on the mounting plate, and the output end of the driving mechanism is hinged with the pressing arm through the limiting pins at the lower position; when the driving mechanism is shortened, the pressing arm is in a pressing state, the upper placement seat realizes clamping action, when the driving mechanism is extended, the pressing arm is in an open state, and the upper placement seat withdraws from the clamping action.

Optionally, the arm that presses includes the drive section that is longitudinal distribution and is the transverse distribution presses the section, and two spacer pins are located the drive section and along the drive section trend distribution, go up the seat connect in press the end bottom of section.

Optionally, the limiting hole comprises a lifting section and a smoothly transitional bending section which are longitudinally distributed, and when the limiting pin at the lower position slides to the upper part of the lifting section, the limiting pin at the higher position slides to the bending section.

Optionally, a pair of trapezoid stand frames are installed on the machine tool, and the installation plate is obliquely fixed on the stand frames; the higher side of mounting panel has seted up the through-hole, actuating mechanism is arranged in through-hole department and fixed connection are on the mounting panel.

Optionally, one side of the limiting plate, which is close to the placement seat, is fixedly connected with a travel limiting convex block, the upper end surface of the travel limiting convex block is parallel to the upper end surface of the lower placement seat, and the bottom surface of the pressing arm is fixedly connected with a travel limiting concave block; when the upper placement seat is clamped in place, the travel limiting concave block is just lapped on the travel limiting convex block.

Compared with the prior art, the utility model has the following beneficial effects: according to the utility model, through the shape arrangement of the limiting holes, the movable path of the limiting pin is limited, so that the action planning of the checking fixture is realized, the clamping detection operation in a smaller space is realized, and the structure is scientific, reasonable and compact, and the operation is simple and reliable.

Drawings

FIG. 1 is an open state diagram of the present utility model;

FIG. 2 is a longitudinal cross-sectional view of FIG. 1;

fig. 3 is a clamping state diagram of the present utility model.

In the figure: 1. a machine tool; 2. a vertical frame; 3. a mounting plate; 301. a through hole; 4. a driving mechanism; 5. a lower mounting seat; 6. a limiting plate; 601. a limiting hole; 6011. a lifting section; 6012. a bending section; 602. a travel limit bump; 7. pressing an arm; 701. a drive section; 702. a pressing section; 703. a limiting pin; 704. a stroke limiting concave block; 8. and a seat is arranged on the upper part.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

Examples: referring to fig. 1 to 3, the present utility model provides a tubular workpiece detection device, including a pair of trapezoid stand frames 2 fixedly installed on a machine tool 1, a mounting plate 3 and a pressing arm 7 fixed on the stand frames 2 and distributed in an inclined manner, a lower positioning seat 5 for matching with a lower port of a workpiece is arranged on a lower side of a top surface of the mounting plate 3, a pair of limiting plates 6 are arranged on a higher side of the top surface of the mounting plate 3, arc-shaped limiting holes 601 are formed on the limiting plates 6, two limiting pins 703 distributed at intervals are arranged at one end of the pressing arm 7, an upper positioning seat 8 for matching with an upper port of the workpiece is connected at the other end of the pressing arm 7, the limiting pins 703 are in sliding fit with the limiting holes 601, a driving mechanism 4 is further installed on the mounting plate 3, specifically, a through hole 301 is formed on a higher side of the mounting plate 3, the driving mechanism 4 is arranged at the through hole 301 and is fixedly connected to the mounting plate 3, an output end of the driving mechanism 4 can be hinged with the pressing arm 7 through the lower limiting pins 703; when the driving mechanism 4 is shortened, the pressing arm 7 is in a pressing state, the upper placing seat 8 realizes the clamping action, and when the driving mechanism 4 is extended, the pressing arm 7 is in an open state, and the upper placing seat 8 withdraws from the clamping action.

On the basis of the above embodiment, the limiting hole 601 includes the lifting section 6011 which is longitudinally distributed and the smoothly transited over-bending section 6012, the over-bending section 6012 extends and distributes in a direction away from the workpiece, and when the limiting pin 703 at the lower position slides to the upper portion of the lifting section 6011, the limiting pin 703 at the higher position slides to the over-bending section 6012. The pressing arm 7 includes a driving section 701 longitudinally distributed and a pressing section 702 transversely distributed, two limiting pins 703 are disposed on the driving section 701 and distributed along the driving section 701, and the upper mounting seat 8 is connected to the bottom of the pressing section 702. When the driving mechanism 4 is shortened, the limit pin 703 at the higher position falls into the lifting section 6011 of the limit hole 601, and at the moment, the pressing arm 7 is driven to realize the pressing action, and if the upper setting seat 8 is accurately inserted into and clamps the upper port of the tubular workpiece, the workpiece precision reaches the standard. When the drive mechanism 4 is extended. The upper stop pin 703 falls into the over-bent section 6012 of the stop hole 601. At this time, the pressing arm 7 is driven to realize opening action, and the upper setting seat 8 is withdrawn from the port of the tubular workpiece. When the limiting pin 703 is located at different positions of the limiting hole 601, the gauge presents different angles, so as to realize clamping and withdrawing actions, and the action space is smaller, compared with the existing linear translation withdrawing, the rotary withdrawing device saves a lot of space, and it is noted that the shape of the limiting hole 601 can be set according to the requirement of the action path, and is not limited to the shape shown in the embodiment.

On the basis of the embodiment, one side of the limiting plate 6, which is close to the placement seat, is fixedly connected with a travel limiting convex block 602, the upper end surface of the travel limiting convex block 602 is parallel to the upper end surface of the lower placement seat 5, and the bottom surface of the pressing arm 7 is fixedly connected with a travel limiting concave block 704; after the upper placement seat 8 is clamped in place, the travel limiting concave block 704 is just lapped on the travel limiting convex block 602, and the final clamping position of the pressing arm 7 can be limited by arranging the travel limiting concave block 704 and the travel limiting convex block 602, so that the clamping force of the pressing arm 7 on a workpiece is shared, and the workpiece is effectively protected.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. A tubular workpiece inspection device, characterized in that: the device comprises a mounting plate (3) and a pressing arm (7) which are obliquely arranged above a machine tool (1), wherein a lower side of the top surface of the mounting plate (3) is provided with a lower placement seat (5) matched with a lower port of a workpiece, a pair of limiting plates (6) are arranged on the higher side of the top surface of the mounting plate (3), arc-shaped limiting holes (601) are formed in the limiting plates (6), two limiting pins (703) distributed at intervals are arranged at one end of the pressing arm (7), an upper placement seat (8) matched with the upper port of the workpiece is connected to the other end of the pressing arm, the limiting pins (703) are in sliding fit with the limiting holes (601), a driving mechanism (4) is further arranged on the mounting plate (3), and the output end of the driving mechanism (4) is hinged with the pressing arm (7) through the lower limiting pins (703); when the driving mechanism (4) is shortened, the pressing arm (7) is in a pressing state, the upper placement seat (8) realizes clamping action, when the driving mechanism (4) is extended, the pressing arm (7) is in an open state, and the upper placement seat (8) is withdrawn from the clamping action.

2. A tubular workpiece inspection apparatus as claimed in claim 1, wherein: the pressing arm (7) comprises a driving section (701) which is longitudinally distributed and a pressing section (702) which is transversely distributed, wherein two limiting pins (703) are arranged on the driving section (701) and distributed along the trend of the driving section (701), and an upper setting seat (8) is connected to the bottom of the end head of the pressing section (702).

3. A tubular workpiece inspection apparatus as claimed in claim 1, wherein: the limiting hole (601) comprises a lifting section (6011) and a smoothly transitional bending section (6012) which are longitudinally distributed, and when the limiting pin (703) at the lower position slides to the upper part of the lifting section (6011), the limiting pin (703) at the higher position slides to the bending section (6012).

4. A tubular workpiece inspection apparatus as claimed in claim 1, wherein: a pair of trapezoid stand frames (2) are arranged on the machine tool (1), and the mounting plate (3) is obliquely fixed on the stand frames (2); the high side of mounting panel (3) has seted up through-hole (301), actuating mechanism (4) are arranged in through-hole (301) department and fixed connection are on mounting panel (3).

5. A tubular workpiece inspection apparatus as claimed in claim 1, wherein: a stroke limiting lug (602) is fixedly connected to one side, close to the placement seat, of the limiting plate (6), the upper end face of the stroke limiting lug (602) is parallel to the upper end face of the lower placement seat (5), and a stroke limiting concave block (704) is fixedly connected to the bottom face of the pressing arm (7); when the upper placement seat (8) is clamped in place, the travel limit concave block (704) is just lapped on the travel limit convex block (602).