CN214814032U

CN214814032U - Double-station pressure head of hydraulic tool

Info

Publication number: CN214814032U
Application number: CN202022961981.XU
Authority: CN
Inventors: 李志强; 黎俊凯; 杨超; 靳丽萍
Original assignee: Kunshan Shengshi Weitu Electronic Technology Co ltd
Current assignee: Kunshan Shengshi Weitu Electronic Technology Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-11-23
Anticipated expiration: 2030-12-10

Abstract

The utility model provides a hydraulic tool double-station pressure head, which comprises a C-shaped head, wherein one end of the C-shaped head is clamped with a fixed block, the end part of the fixed block is provided with a ring sleeve, the ring sleeve is connected with the output end of a hydraulic tool, and a pushing shaft is arranged in the ring sleeve; c shape head end portion one end is equipped with at least two sets of push rods, and the other end is equipped with the spacing end that corresponds, C shape head is followed the fixed block slides, makes it aims at to promote the axle the push rod, this duplex position pressure head has set up two sets of push rods through on the pressure head, and during the in-service use, can promote the push rod action that corresponds through the position between adjustment hydraulic tool and the C shape head, can beat twice holes after once fixing a position, improves work efficiency and simple operation degree.

Description

Double-station pressure head of hydraulic tool

Technical Field

The utility model relates to a hydraulic means field especially relates to hydraulic means duplex position pressure head.

Background

A hydraulic tool, generally, a hydraulic tool (also referred to as a crimping tool in some cases) for crimping a workpiece such as a pipe includes a switch, a motor, a pump, a hydraulic cylinder, and a working unit (also referred to as a crimping unit in some cases). The crimping unit includes a movable portion and a stationary portion. The movable part is mounted on the projecting end of the piston rod. Thus, after the activation of the crimping tool, which is usually used for riveting products, the fluid pressure in the hydraulic cylinder pushes the piston rod and the movable part of the crimping unit to move together, as in the patent publication: CN 111872243a discloses an intelligent hydraulic tool, but for this hydraulic tool, the indenter can only handle one hole site, when needing to punch multiple holes, the indenter needs to move to another position for riveting or punching, and needs to be repositioned, which is inefficient, and for some conditions of use with multiple hole sites, the existing indenter is difficult to implement.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a hydraulic tool double-station pressure head, which comprises a C-shaped head, wherein one end of the C-shaped head is clamped with a fixed block, the end part of the fixed block is provided with a ring sleeve, the ring sleeve is connected with the output end of a hydraulic tool, and a pushing shaft is arranged in the ring sleeve; at least two groups of push rods are arranged at one end of the end part of the C-shaped head, corresponding limiting ends are arranged at the other end of the end part of the C-shaped head, and the C-shaped head slides along the fixing block to enable the pushing shaft to be aligned to the push rods.

Preferably, the fixing block is provided with a clamping groove, and the lower part of the C-shaped head is provided with a convex block.

Preferably, the lower part of the fixed block is provided with a limiting mechanism, the limiting mechanism comprises a vertically arranged jack, a first spring is arranged in the jack, the end part of the first spring is provided with a limiting bead, and the limiting bead is pressed on the lug.

Preferably, the clamping groove and the projection are L-shaped.

Preferably, two groups of positioning holes are formed in the lower portion of the bump, position sensors are arranged in the positioning holes, and the limiting beads are pressed on the positioning holes.

Preferably, two groups of jacks are arranged at the end part of the C-shaped head, the push rod is positioned in the jacks, and the push rod is sleeved with a second spring.

Preferably, the inner wall of the ring sleeve is provided with internal threads, and the end part of the ring sleeve is provided with a positioning boss.

Preferably, the pushing shaft is sleeved with a third spring.

Preferably, the limiting end comprises a mounting hole, a positioning block is arranged in the mounting hole, a clamping pin is arranged at the tail end of the mounting hole, and a fourth spring is arranged between the positioning block and the clamping pin.

The utility model provides a hydraulic means duplex position pressure head has following beneficial effect: this duplex position pressure head is through having set up two sets of push rods on the pressure head, and during the in-service use, can promote the push rod action that corresponds through the position between adjustment hydraulic tool and the C shape head, can beat twice hole after once fixing a position, improves work efficiency and simple operation degree.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.

Fig. 1 is a perspective view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a schematic view of the fixing block of the present invention;

fig. 4 is a schematic view of a C-shaped head of the present invention;

fig. 5 is a cross-sectional view of the limit end of the present invention;

wherein, 1, C-shaped head; 2. a fixed block; 3. sleeving a ring; 4. pushing the shaft; 5. a push rod; 6. a limiting end; 7. A card slot; 8. a bump; 9. a first spring; 10. a limiting bead; 11. a jack; 12. positioning holes; 13. a second spring; 14. a third spring; 15. mounting holes; 16. positioning blocks; 17. a clamping pin; 18. a fourth spring; 19. a position sensor.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1 and 2, the utility model provides a double-station pressure head of a hydraulic tool, which comprises a C-shaped head 1, wherein a fixed block 2 is clamped at one end of the C-shaped head 1, the C-shaped head 1 and the fixed block 2 can move and can be positioned by a positioning mechanism, specifically, a clamping groove 7 is arranged on the fixed block 2, a convex block 8 is arranged at the lower part of the C-shaped head 1, the clamping groove 7 and the convex block 8 are L-shaped and are not limited to L-shaped, the shape can be set arbitrarily, as long as the clamping between the two is realized, the C-shaped head 1 can slide transversely along the clamping groove 7, two groups of jacks 11 are arranged at the end part of the C-shaped head 1, a push rod 5 is positioned in the jacks 11, a second spring 13 is sleeved on the push rod 5, when the jacks 11 of the C-shaped head 1 are aligned with a pushing shaft 4 of the fixed block 2, the positioning is realized by a limiting mechanism, a limiting mechanism is arranged at the lower part of the fixed block 2, the limiting mechanism comprises a vertically arranged jack 11, a first spring 9 is arranged in the jack 11, a limiting ball 10 is arranged at the end part of the first spring 9, the limiting ball 10 is pressed on the lug 8, after the position is aligned, the limiting ball 10 is just aligned to a positioning hole 12 arranged at the lower part of the lug 8, the limiting ball 10 is pushed to the positioning hole 12 under the action of the spring, when the limiting mechanism is used, a clicking sound can be heard, the alignment is proved to be correct, meanwhile, a position sensor 19 or a limiting switch is arranged in the positioning hole, the limiting ball 10 is pressed on the positioning hole 12, only when the alignment is correct, the position sensor 19 transmits a signal to a hydraulic tool, the hydraulic tool can be started, the pushing shaft is prevented from being not aligned to the pushing rod, when the middle position of the C-shaped head 1 is located, the hydraulic tool is mistakenly operated to push the C-shaped head 1 to cause equipment damage, a ring sleeve 3 is arranged at the end part of the fixing block 2, the ring sleeve 3 is connected with the output end of the hydraulic tool, and a pushing shaft 4 is arranged in the ring sleeve 3; the utility model discloses a riveting tool, including C shape head 1, the C shape head is equipped with at least two sets of push rod 5, during the use, be fixed in on the hydraulic means with ring cover 3, hydraulic means's hydraulic stem stretches out the back, can promote in the ring cover 3 and promote axle 4, at this moment, because promote axle 4 when facing to the push rod 5 of one side on the C shape head 1, then can promote corresponding push rod 5 and stretch out, push rod 5 and the spacing end 6 mountable tool that corresponds, be used for actions such as punching or riveting, through setting up two sets of push rod 5, when using, only need be after the position of C shape head 1 and product location, through the position between fixed block 2 and the C shape head 1, can be to the riveting or the action of punching of second position, the action of secondary counterpoint has been reduced, and work efficiency is improved. In addition, the pushing shaft 4 is sleeved with a third spring 14, and the push rod 5 is sleeved with a second spring 13 for resetting.

It should be noted that the other end of the C-shaped head 1 is provided with a corresponding limiting end 6, the limiting end 6 comprises a mounting hole 15, a positioning block 16 is arranged in the mounting hole 15, a clamping pin 17 is arranged at the tail end of the positioning block, a fourth spring 18 is arranged between the positioning block 16 and the clamping pin 17, through the arrangement, a riveting jig is fixed on the positioning block 16 during riveting, when the pressure is too high, the positioning block 16 retreats to a certain extent, and the fourth spring 18 is arranged to play a part of buffering, so that the pressure directly applied to the C-shaped head 1 is reduced, and the C-shaped head 1 is prevented from being damaged.

Various modifications to the embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The double-station pressure head of the hydraulic tool is characterized by comprising a C-shaped head, wherein one end of the C-shaped head is connected with a fixed block in a clamping manner, the end part of the fixed block is provided with a ring sleeve, the ring sleeve is connected with the output end of the hydraulic tool, and a pushing shaft is arranged in the ring sleeve; at least two groups of push rods are arranged at one end of the end part of the C-shaped head, corresponding limiting ends are arranged at the other end of the end part of the C-shaped head, and the C-shaped head slides along the fixing block to enable the pushing shaft to be aligned to the push rods.

2. The hydraulic tool double-station pressure head of claim 1, wherein the fixed block is provided with a clamping groove, and the lower part of the C-shaped head is provided with a convex block.

3. The hydraulic tool double-station pressure head of claim 2, wherein a limiting mechanism is arranged on the lower portion of the fixing block, the limiting mechanism comprises a vertically arranged jack, a first spring is arranged in the jack, a limiting ball is arranged at the end of the first spring, and the limiting ball presses on the projection.

4. The hydraulic tool dual station ram of claim 2, wherein the detent and the projection are L-shaped.

5. The hydraulic tool double-station pressure head of claim 3, wherein two sets of locating holes are formed in the lower portion of the projection, position sensors are arranged in the locating holes, and the limiting balls are pressed on the locating holes.

6. The hydraulic tool double-station pressure head of claim 1, wherein the end of the C-shaped head is provided with two sets of jacks, the push rod is positioned in the jacks, and the push rod is sleeved with a second spring.

7. The hydraulic tool double-station ram of claim 1, wherein the inner wall of the ring sleeve is internally threaded and the end is provided with a locating boss.

8. The hydraulic tool dual-station ram of claim 1, wherein the push shaft is sleeved with a third spring.

9. The hydraulic tool double-station pressure head of claim 1, wherein the limiting end comprises a mounting hole, a positioning block is arranged in the mounting hole, a clamping pin is arranged at the tail end of the mounting hole, and a fourth spring is arranged between the positioning block and the clamping pin.