Gas meter connector riveting tool

Abstract

The utility model discloses a gas meter connector riveting tool which comprises a lower fixing plate and an upper pressing plate, the lower fixing plate is fixedly connected with a lower die plate, the bottom of the upper pressing plate is fixedly connected with an upper die plate, the lower die plate is provided with at least one positioning sleeve, and a positioning hole is formed in the positioning sleeve and used for positioning and containing a gas meter connector to be machined. A pressing rivet punch is installed on the upper die plate corresponding to the positioning sleeve, three circles of annular end faces distributed in a stepped mode are arranged outside a center shaft at the bottom of the pressing rivet punch, the annular end faces are a shaft sleeve limiting end, a pressing rivet flanging end and a pressing rivet limiting end from top to bottom, the center shaft is matched with a center hole of a gas meter connector to be machined, and a shaft sleeve is connected and pressed to the shaft sleeve limiting end in a sleeved mode. The pressing rivet flanging end is used for stamping a rear flanging, the pressing rivet limiting end is used for limiting the pressing rivet punch after stamping, and a flanging area is formed between the shaft sleeve and the pressing rivet flanging end. According to the utility model, the center hole of the gas meter connector is riveted and flanged, so that quick connection is realized, the riveting time is greatly shortened, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of gas meter processing tooling, in particular to a gas meter joint riveting tooling. Background Art

[0002] like Figure 1 As shown, the existing gas meter needs to install a gas meter connector 2 on the gas meter housing 1. The current installation method of the gas meter connector is completed by welding. One end of the gas meter connector needs to be inserted into the gas meter housing, and welded on the inner side of the gas meter housing to complete the connection between the two parts.

[0003] However, welding operations on the inside of the gas meter shell are difficult, time-consuming, and have poor processing efficiency. They also require high equipment and are costly. In addition, the connection strength and tightness are insufficient. Utility Model Content

[0004] In order to solve the above technical problems, the utility model designs a riveting tool for a gas meter joint.

[0005] The utility model adopts the following technical solutions:

[0006] A gas meter joint riveting tool comprises a lower fixing plate and an upper pressing plate, wherein the lower fixing plate is fixedly connected to a lower template, and the bottom of the upper pressing plate is fixedly connected to an upper template, wherein at least one positioning sleeve is installed on the lower template, and a positioning hole is arranged in the positioning sleeve for positioning and placing the gas meter joint to be processed, and a pressure riveting punch is installed on the upper template corresponding to the positioning sleeve, and three circles of stepped annular end faces are arranged outside the central axis at the bottom of the pressure riveting punch, which are respectively a sleeve limiting end, a pressure riveting flanging end and a pressure riveting limiting end from top to bottom, and the central axis cooperates with the central hole of the gas meter joint to be processed, and a sleeve is sleeved and pressed on the sleeve limiting end, and the pressure riveting flanging end is used for flanging after punching, and the pressure riveting limiting end is used for limiting the position of the pressure riveting punch after punching, and a flanging area is formed between the sleeve and the pressure riveting flanging end. The sleeve is used to limit the width range of the flanging.

[0007] Preferably, a fastening screw hole is provided on the side of the sleeve, and a fastening bolt is connected to the fastening screw hole.

[0008] Preferably, a positioning sleeve mounting hole is installed on the lower template, and a positioning sleeve is installed in the positioning sleeve mounting hole.

[0009] Preferably, a punch mounting hole is installed on the upper template, and a riveting punch is installed in the punch mounting hole.

[0010] Preferably, the punch mounting hole is a stepped hole, and the riveting punch connecting end is arranged corresponding to the stepped hole.

[0011] The beneficial effects of the utility model are as follows: the utility model realizes quick connection by riveting and flanging the center hole of the gas meter joint, greatly shortens the riveting time, and thus improves the work efficiency. The utility model has simple equipment, high connection strength, good tightness, and generally low connection cost, which can basically achieve the purpose of saving time and labor. After riveting, it is more reliable and not easy to loosen when subjected to impact load. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural diagram of a gas meter after being connected to a gas meter connector;

[0013] Figure 2 It is a structural schematic diagram of the utility model;

[0014] Figure 3 It is a use state diagram of the utility model;

[0015] Figure 4 This is a structural schematic diagram of the pressure riveting punch in the utility model;

[0016] Figure 5 This is a structural schematic diagram of the shaft sleeve in the utility model;

[0017] In the figure: 1. gas meter housing, 2. gas meter joint, 3. lower fixing plate, 4. upper pressure plate, 5. lower template, 6. upper template, 7. positioning sleeve, 8. riveting punch, 9. shaft sleeve, 10. positioning hole, 11. shaft sleeve limiting end, 12. riveting flanging end, 13. riveting limiting end, 14. fastening screw hole. DETAILED DESCRIPTION

[0018] The technical solution of the utility model is further described in detail below through specific embodiments and in conjunction with the accompanying drawings:

[0019] Example: Figure 2-Figure 5 As shown, a gas meter joint riveting tool comprises a lower fixed plate 3 and an upper pressing plate 4, wherein the lower fixed plate is fixedly connected to a lower template 5, and the bottom of the upper pressing plate is fixedly connected to an upper template 6, wherein the lower template is provided with at least one positioning sleeve 7, wherein a positioning hole 10 is arranged in the positioning sleeve, for positioning and placing the gas meter joint to be processed, and a riveting punch 8 is arranged corresponding to the positioning sleeve on the upper template, and three circles of stepped annular end faces are arranged outside the central axis at the bottom of the riveting punch, which are respectively a sleeve limiting end 11, a riveting flanging end 12 and a riveting limiting end 13 from top to bottom, and the central axis cooperates with the central hole of the gas meter joint to be processed, and a sleeve 9 is sleeved and pressed on the sleeve limiting end, the riveting flanging end is used for flanging after stamping, and the riveting limiting end is used for limiting the position of the riveting punch after stamping, and a flanging area is formed between the sleeve and the riveting flanging end.

[0020] The side of the shaft sleeve is provided with a fastening screw hole 14, and a fastening bolt is connected to the fastening screw hole. A positioning sleeve mounting hole is installed on the lower template, and a positioning sleeve is installed in the positioning sleeve mounting hole.

[0021] The upper template is provided with a punch mounting hole, in which a riveting punch is mounted. The punch mounting hole is a stepped hole, and the connecting end of the riveting punch is arranged corresponding to the stepped hole.

[0022] When the gas meter joint riveting tool is used, select a suitable positioning sleeve and a riveting punch, fix and install the positioning sleeve and the riveting punch respectively, put the gas meter joint to be processed in the positioning sleeve, start the switch, the upper pressing plate drives the upper template to press down, the riveting punch on the upper template presses down, the center axis passes through the center hole of the gas meter joint to be processed, the riveting flange end is punched on the inner edge of the gas meter joint to be processed, and a flange is formed in the flange area until the riveting limit end contacts the riveting punch limit, and the formed flange is firmly fixed on the inner side of the gas meter shell. A quick connection is achieved, and the tolerable torque is 150N.

[0023] The above-described embodiment is only a preferred solution of the present invention and does not limit the present invention in any form. There are other variations and modifications without exceeding the technical solution described in the claims.

Claims

1. A gas meter joint riveting tool, comprising a lower fixing plate and an upper pressing plate, wherein the lower fixing plate is fixedly connected to the lower template, and the bottom of the upper pressing plate is fixedly connected to the upper template, wherein: The lower template is installed with at least one positioning sleeve, and a positioning hole is arranged in the positioning sleeve for positioning and placing the gas meter joint to be processed. A riveting punch is installed on the upper template corresponding to the positioning sleeve, and three circles of stepped annular end faces are arranged outside the central axis at the bottom of the riveting punch, which are respectively a sleeve limiting end, a riveting flanging end and a riveting limiting end from top to bottom. The central axis cooperates with the central hole of the gas meter joint to be processed, and a sleeve is sleeved and pressed on the sleeve limiting end. The riveting flanging end is used for flanging after stamping, and the riveting limiting end is used for limiting the position of the riveting punch after stamping, and a flanging area is formed between the sleeve and the riveting flanging end.

2. The gas meter joint riveting tool according to claim 1 is characterized in that: The side of the shaft sleeve is provided with a fastening screw hole, and the fastening screw hole is connected with a fastening bolt.

3. The gas meter joint riveting tool according to claim 1 is characterized in that: The lower template is provided with a positioning sleeve mounting hole, and the positioning sleeve mounting hole is matched with the positioning sleeve to be mounted thereon.

4. The gas meter joint riveting tool according to claim 1 is characterized in that: A punch mounting hole is installed on the upper template, and a riveting punch is installed in the punch mounting hole.

5. The gas meter joint riveting tool according to claim 4 is characterized in that: The punch mounting hole is a stepped hole, and the riveting punch connecting end is arranged corresponding to the stepped hole.

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