CN215589191U

CN215589191U - Clamping jaw resetting device and clamping jaw mounting structure

Info

Publication number: CN215589191U
Application number: CN202121349750.1U
Authority: CN
Inventors: 傅鑫源; 傅炳煌; 陈飚
Original assignee: Quangong Machinery Co Ltd
Current assignee: Quangong Machinery Co Ltd
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2022-01-21
Anticipated expiration: 2031-06-17

Abstract

The utility model relates to a clamping jaw resetting device which comprises a screw rod, an installation part and a resetting spring, wherein the screw rod is vertically and slidably arranged on the installation part in a penetrating manner, two ends of the screw rod are respectively provided with a limiting part, and a rod body of the screw rod between each limiting part and the installation part is respectively sleeved with the resetting spring. The clamping jaw resetting device can assist the clamping jaw to reset and prevent the clamping jaw from being locked.

Description

Clamping jaw resetting device and clamping jaw mounting structure

Technical Field

The utility model relates to the technical field of building block forming equipment, in particular to a clamping jaw resetting device and a clamping jaw mounting structure.

Background

The main function of the production line of the full-automatic block forming machine is to put a mixed material into a mold, a brick which is consistent with the shape of the mold is formed by vibrating a supporting plate, in the production process, the brick is built, the supporting plate for holding the brick is often stacked, the stacked supporting plate and the brick are often separated layer by layer, the supporting plate or the brick is required to be clamped by layer or the whole stack, the function is realized by a clamping jaw, the existing clamping jaw is often required to be driven by an oil cylinder to open and close, the clamping jaw is generally installed on a rack by a connecting rod, one end of the connecting rod is hinged on the rack, the second end of the connecting rod is hinged with the clamping jaw, the oil cylinder drives the clamping jaw to open and close in different modes under different requirements, when the telescopic direction of an oil cylinder piston rod is the same as the extending direction of the connecting rod, the oil cylinder piston rod is contracted or extended, and if the clamping jaw cannot rotate in time, the blocking condition can occur.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical defects in the prior art, the utility model provides a clamping jaw resetting device which can assist the resetting of a clamping jaw and prevent the clamping jaw from being locked.

The technical solution adopted by the utility model is as follows: clamping jaw resetting means, including screw rod, installed part and reset spring, the vertical slidable of screw rod is worn to establish on the installed part, and the both ends of screw rod are equipped with a locating part respectively, and the cover is equipped with a reset spring on the body of rod of the screw rod between every locating part and the installed part respectively.

Preferably, the limiting part on the upper part of the screw rod is a strip-shaped fixing block, and the bottom end of the strip-shaped fixing block is connected with the upper end of the screw rod.

Preferably, the limiting part at the lower part of the screw rod is a nut which is sleeved at the lower end of the screw rod in a threaded manner.

Preferably, a limit plate is sleeved on the screw rod at the lower part of the limit member in a sliding fit manner, and the upper end of the return spring at the lower end of the screw rod abuts against the lower end of the limit plate.

Clamping jaw mounting structure, including clamping jaw, connecting rod and foretell clamping jaw resetting means, the clamping jaw articulates the one end at the connecting rod, the installed part is fixed on the clamping jaw, and locating part and the connecting rod rigid coupling on screw rod upper portion.

The utility model has the beneficial effects that: the clamping jaw resetting device comprises screw rods, mounting pieces and resetting springs, wherein the screw rods are vertically and slidably arranged on the mounting pieces in a penetrating mode, two ends of each screw rod are respectively provided with a limiting piece, a rod body of each screw rod between each limiting piece and each mounting piece is respectively sleeved with one resetting spring which can assist the resetting of the clamping jaw, the screw rods are mounted on the clamping jaws when in use, the clamping jaws are hinged to a rack through connecting rods, the clamping jaw resetting device is fixed on the clamping jaws through the mounting pieces, the limiting pieces at the upper ends of the screw rods are fixedly connected with the connecting rods, when the clamping jaws are driven to move by an oil cylinder, the resetting springs at the upper ends of the screw rods can be compressed and deformed, and when the clamping jaws are reset, the clamping jaw resetting device can assist the clamping jaws to rotate relative to the connecting rods, so that the clamping jaws are prevented from being blocked.

Drawings

Fig. 1 is an assembly schematic of the jaw reduction apparatus of the present invention.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Description of reference numerals: 1. a frame; 2. an oil cylinder; 3. a clamping jaw; 5. A connecting rod; 601. a screw; 602. a mounting member; 603. a return spring; 6041. fixing blocks in strip shape; 6042. a nut; 605. a limiting plate; 3021. a first link; 3022. a second link; 3023. and a hinge pin.

Detailed Description

The utility model will be further described with reference to the accompanying drawings in which:

as shown in fig. 1 and fig. 2, this embodiment provides a clamping jaw canceling release mechanical system, including screw 601, installed part 602 and reset spring 603, vertical slidable of screw 601 is worn to establish on installed part 602, and the both ends of screw 601 are equipped with a locating part 604 respectively, and the cover is equipped with a reset spring 603 on the body of rod of screw 601 between every locating part 604 and installed part 602 respectively, and the clamping jaw canceling release mechanical system of this embodiment is enough supplementary clamping jaw 3 and resets, prevents that it from holding back to die.

Preferably, the locating part on screw rod 601 upper portion is a strip fixed block 6041, strip fixed block 6041's bottom and screw rod 601 upper end are connected, the locating part of screw rod 601 lower part is the nut 6042 at screw rod 601 lower extreme for the screw thread cover, and this embodiment still provides a clamping jaw mounting structure, including clamping jaw 3, connecting rod 5 and clamping jaw resetting means, clamping jaw 3 articulates the one end at connecting rod 5, installed part 602 is fixed on clamping jaw 3, and strip fixed block 6041's side and connecting rod 5 rigid coupling, connecting rod 5's the other end articulate on frame 1, and clamping jaw resetting means passes through installed part 602 and fixes on clamping jaw 3, and when clamping jaw 3 was removed by hydro-cylinder 2 drive, can be compressed deformation in the reset spring 603 of screw rod 601 upper end, and when clamping jaw 3 resets, clamping jaw resetting means can assist clamping jaw 3 relative connecting rod 5 and rotate, prevents that clamping jaw 3 from holding back up.

In this embodiment, a limit plate 605 is sleeved on the screw 601 at the lower part of the limit member and is in sliding fit with the screw 601, the upper end of the return spring 603 at the lower end of the screw 601 abuts against the lower end of the limit plate 605, and the limit plate 605 and the return spring 603 at the lower part of the screw 601 cooperate to play a role in buffering.

In the embodiment, the oil cylinder 2 and the connecting rod 5 are both vertically arranged, a piston rod of the oil cylinder 2 is connected with the clamping jaw 3 through a connecting rod assembly, the connecting rod assembly comprises a first connecting rod 3021 and a second connecting rod 3022, the left end of the first connecting rod 3021 is hinged on the frame 1, the right end of the first connecting rod 3021 is hinged with the left end of the second connecting rod 3022 through a hinge pin 3023, the right end of the second connecting rod 3022 is hinged on the clamping jaw 3, a cylinder body of the oil cylinder 2 is hinged on the frame 1, a piston rod of the oil cylinder 2 is connected with the hinge pin 3023, when the piston rod of the oil cylinder 2 is in an extended state, the return spring 603 at the upper end of the screw rod 601 is compressed, when the piston rod of the oil cylinder 2 is contracted, the return spring 603 at the upper end of the screw rod 601 can drive the clamping jaw 3 to rotate leftwards, at the same time, the screw rod 601 slides upwards in the mounting piece 602, the limiting plate 605 is in contact with the mounting piece 602, and the return spring 603 at the lower part of the screw 601 plays a role of buffering function, if the jaw resetting device is not arranged, the jaw 3 and the connecting rod 5 are easy to be held to be dead and cannot rotate, which is an embodiment of the jaw resetting mechanism of the embodiment, and does not represent that the jaw resetting mechanism of the embodiment can only be applied to the embodiment.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be understood by those skilled in the art that the utility model is not limited by the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims

1. Clamping jaw resetting means, its characterized in that: including screw rod, installed part and reset spring, the vertical slidable of screw rod is worn to establish on the installed part, and the both ends of screw rod are equipped with a locating part respectively, and the cover is equipped with a reset spring on the body of rod of the screw rod between every locating part and the installed part respectively.

2. The jaw reduction apparatus of claim 1, wherein: the limiting part on the upper portion of the screw rod is a strip-shaped fixing block, and the bottom end of the strip-shaped fixing block is connected with the upper end of the screw rod.

3. The jaw reduction apparatus of claim 1, wherein: the limiting part at the lower part of the screw rod is a nut which is sleeved at the lower end of the screw rod in a threaded manner.

4. The jaw reduction apparatus of claim 1, wherein: the screw rod at the lower part of the limiting part is sleeved with a limiting plate in a sliding fit mode, and the upper end of a return spring at the lower end of the screw rod abuts against the lower end of the limiting plate.

5. Clamping jaw mounting structure, its characterized in that: the clamping jaw resetting device comprises a clamping jaw, a connecting rod and the clamping jaw resetting device as claimed in claim 1, wherein the clamping jaw is hinged to one end of the connecting rod, the mounting part is fixed on the clamping jaw, and the limiting part at the upper part of the screw rod is fixedly connected with the connecting rod.