CN213969716U

CN213969716U - Piston rod and earring welding tool

Info

Publication number: CN213969716U
Application number: CN202022792771.2U
Authority: CN
Inventors: 付巍; 黄德虹
Original assignee: Guangdong Nacre Hydraulic Co ltd
Current assignee: Guangdong Nacre Hydraulic Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-08-17
Anticipated expiration: 2030-11-27

Abstract

The utility model discloses a piston rod and earring welding tool, which comprises a three-jaw chuck, a supporting block, a positioning block for fixing an earring and a fastening component for fixing the piston rod on the side edge of the earring; the supporting block is arranged on the three-jaw chuck, the positioning block is detachably arranged on the supporting block, and the fastening assembly is detachably arranged on the positioning block; the utility model discloses a locating piece is fixed the earrings, then fixes the piston rod through fastening components, makes its laminating place at the earrings side to this can stably carry out weldment work, thereby guarantees the symmetry and the ear ring planar depth of parallelism of piston rod and earrings, and guarantees product quality with this.

Description

Piston rod and earring welding tool

Technical Field

The utility model relates to a piston rod processing field, concretely relates to piston rod and earring welding frock.

Background

In the production process of the piston rod with the earring, the earring piston rod is required to be welded together; in prior art, mostly will place two through the workman and decide together, then weld, but be difficult to guarantee like this the symmetry of piston rod and earring and the planar depth of parallelism of earring, consequently be difficult to guarantee the product quality after the welding.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's weak point, provide a piston rod and earring welding frock to reach fixed piston rod and earring, thereby guarantee welding quality's purpose.

The utility model adopts the technical proposal that: a piston rod and earring welding tool comprises a three-jaw chuck, a supporting block, a positioning block for fixing an earring and a fastening assembly for fixing a piston rod on the side edge of the earring; the supporting block is installed on the three-jaw chuck, the positioning block is detachably installed on the supporting block, and the fastening assembly is detachably installed on the positioning block.

Furthermore, a limiting groove used for being installed on the positioning block is formed in the supporting block.

Furthermore, the positioning block comprises a clamping part which is used for being in embedded connection with the limiting groove and a limiting part which is used for fixing the earring; the clamping part is connected with the limiting part.

Further, a through hole for a fastening component to pass through is arranged at the middle position of the positioning block.

Further, the fastening assembly comprises a fixing shaft, a first washer, a second washer and a fastening nut; the fixed shaft is arranged on the positioning block; the second gasket is arranged at the upper end of the fixed shaft, the first gasket is arranged at the lower end non-end face of the fixed shaft, the first gasket is positioned at the lower end face of the supporting block, and the fastening nut is in threaded connection with the lower end of the fixed shaft.

Further, a first hole position for the fixed shaft to pass through is arranged at the middle position of the first gasket, and a second hole position for the fixed shaft to pass through is arranged at the middle position of the second gasket.

Further, the diameter of the second gasket is larger than that of the positioning block.

To sum up, the utility model discloses following beneficial effect has: the utility model discloses a locating piece is fixed the earrings, then fixes the piston rod through fastening components, makes its laminating place at the earrings side to this can stably carry out weldment work, thereby guarantees the symmetry and the ear ring planar depth of parallelism of piston rod and earrings, and guarantees product quality with this.

Drawings

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

FIG. 2 is a schematic structural view of the supporting block and the positioning block of the present invention;

FIG. 3 is a schematic structural diagram of the supporting block of the present invention;

fig. 4 is a schematic structural diagram of the positioning block of the present invention;

fig. 5 is a schematic structural view of the piston rod and the earring of the present invention;

fig. 6 is a schematic structural view of the piston rod and earring according to another aspect of the present invention.

Wherein, 1, a three-jaw chuck; 2. a support block; 201. a limiting groove; 3. a first gasket; 4. positioning blocks; 401. a chucking section; 402. a limiting part; 5. a fixed shaft; 6. a second gasket; 7. an ear ring; 8. welding seams; 9. a piston rod; 10. a tailstock thimble; 11. and (5) tightening the nut.

Detailed Description

In order to make the objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature. The terms "vertical," "horizontal," "left," "right," "up," "down," and the like are used for descriptive purposes only and are not intended to indicate or imply that the referenced device or element must be in a particular orientation, constructed and operated, and therefore should not be construed as limiting the present invention.

The present invention will be further explained with reference to the embodiments of the drawings.

As shown in fig. 1-6, the utility model provides a piston rod and earring welding tool, which comprises a three-jaw chuck 1, a supporting block 2, a positioning block 4 and a fastening component; the supporting block 2 is mounted on the three-jaw chuck 1, the positioning block 4 is detachably mounted on the supporting block 2, and the fastening assembly is detachably mounted on the positioning block 4; wherein, supporting shoe 2 is fixed on the clamping jaw of three-jaw chuck 1, locating piece 4 is used for fixed earrings 7, fastening components is used for fixing the one end of piston rod 9 at earrings 7 side, the other end of piston rod 9 can be fixed through tailstock thimble 10, place piston rod 9 stably at earrings 7 side with this, thereby can stably carry out weldment work, and guarantee welding back piston rod 9 and earrings 7's symmetry and the 7 planar depth of parallelism of earrings, and guarantee product quality.

Further, a limiting groove 201 is formed in the supporting block 2, and the limiting groove 201 is used for installing the positioning block 4.

Further, the positioning block 4 comprises a clamping part 401 for being in embedded connection with the limiting groove 201 and a limiting part 402 for fixing the earring 7; the clamping part 401 is connected with the limiting part 402; the structure of the limiting part 402 corresponds to the inner diameter of the ear ring 7, so that the ear ring 7 can be placed on the limiting part 402 to be fixed by the limiting part 402, and the structure of the clamping part 401 corresponds to the limiting groove 201 to be embedded and installed in the limiting groove 201.

Further, a through hole for passing a fastening assembly is arranged at the middle position of the positioning block 4.

Further, the fastening assembly comprises a fixing shaft 5, a first washer 3, a second washer 6 and a fastening nut 11; the fixed shaft 5 is arranged on the positioning block 4; the second washer 6 is mounted at the upper end of the fixed shaft 5, the first washer 3 is mounted at the lower end non-end surface of the fixed shaft 5, the first washer 3 is located at the lower end surface of the support block 2, and the fastening nut 11 is in threaded connection with the lower end of the fixed shaft 5; wherein, one end of the piston rod 9 can be fixed at the side of the ear ring 7 (see fig. 1) by fixing the shaft 5, the first washer 3, the second washer 6 and the fastening nut 11, so that the welding work can be stably carried out and the product quality can be ensured.

Further, a first hole for the fixing shaft 5 to pass through is provided at a middle position of the first washer 3, and a second hole for the fixing shaft 5 to pass through is provided at a middle position of the second washer 6.

Further, the diameter of the second washer 6 is larger than that of the positioning block 4, so that the second washer 6 can fix the piston rod 9 and make the piston rod fit on the side of the ear ring 7.

The utility model discloses a locating piece 4 is fixed earrings 7, then fixes piston rod 9 through fastening components, makes its laminating place at earrings 7 sides to this can stably carry out weldment work, thereby guarantees piston rod 9 and earrings 7's symmetry and 7 planar parallels of earrings, and guarantees product quality with this.

The utility model can solve the problem that the piston rod 9 and the ear ring 7 can not be clamped when being welded, ensures the welding position of the piston rod 9 and the ear ring 7 and the stability of the pressing force, and can ensure that the hole of the ear ring 7 is vertical to the axis of the piston rod 9 and the two side surfaces of the ear ring 7 are parallel to the axis of the piston rod 9, thereby ensuring the product quality; just the utility model discloses the clamping is convenient, can improve production efficiency to practice thrift the cost of labor.

The above is only the preferred embodiment of the present invention, the present invention is not limited to the above embodiment, there may be local minor structural modification in the implementation process, if it is right that various modifications or variations of the present invention do not depart from the spirit and scope of the present invention, and belong to the claims and the equivalent technical scope of the present invention, then the present invention is also intended to include these modifications and variations.

Claims

1. The utility model provides a piston rod and earrings welding frock which characterized in that: the three-jaw clamping device comprises a three-jaw chuck, a supporting block, a positioning block for fixing an earring and a fastening component for fixing a piston rod on the side edge of the earring; the supporting block is installed on the three-jaw chuck, the positioning block is detachably installed on the supporting block, and the fastening assembly is detachably installed on the positioning block.

2. The piston rod and earring welding tool according to claim 1, characterized in that: and the supporting block is provided with a limiting groove used for being installed on the positioning block.

3. The piston rod and earring welding tool according to claim 2, characterized in that: the positioning block comprises a clamping part which is used for being embedded and connected with the limiting groove and a limiting part which is used for fixing the earring; the clamping part is connected with the limiting part.

4. The piston rod and earring welding tool according to claim 2, characterized in that: and a through hole for a fastening component to pass through is formed in the middle of the positioning block.

5. The piston rod and earring welding tool according to claim 1, characterized in that: the fastening assembly comprises a fixing shaft, a first washer, a second washer and a fastening nut; the fixed shaft is arranged on the positioning block; the second gasket is arranged at the upper end of the fixed shaft, the first gasket is arranged at the lower end non-end face of the fixed shaft, the first gasket is positioned at the lower end face of the supporting block, and the fastening nut is in threaded connection with the lower end of the fixed shaft.

6. The piston rod and earring welding tool according to claim 5, characterized in that: a first hole position for the fixing shaft to penetrate through is arranged at the middle position of the first gasket, and a second hole position for the fixing shaft to penetrate through is arranged at the middle position of the second gasket.

7. The piston rod and earring welding tool according to claim 5, characterized in that: the diameter of the second gasket is larger than that of the positioning block.