CN222885849U

CN222885849U - Pliers processing machine tool with positioning mechanism

Info

Publication number: CN222885849U
Application number: CN202420435082.1U
Authority: CN
Inventors: 丛水龙
Original assignee: Xuzhou Haolong Tools Co ltd
Current assignee: Xuzhou Haolong Tools Co ltd
Priority date: 2024-03-07
Filing date: 2024-03-07
Publication date: 2025-05-20
Anticipated expiration: 2034-03-07

Abstract

The utility model discloses a pliers processing machine tool with a positioning mechanism, which relates to the technical field of hardware tool processing and comprises a workbench and a butt clamping mechanism, wherein the butt clamping mechanism comprises a square seat fixed on the workbench and a cylinder fixed in the workbench, a piston I is movably connected in the square seat, a piston rod is fixed on one side surface of the piston, a chuck for clamping blanks is fixed at the end part of the piston rod, a piston II is movably connected in the cylinder, the cylinder is communicated with the square seat, and hydraulic oil is filled in both the cylinder and the square seat. According to the utility model, through the arrangement of the opposite clamping mechanism, the blank is placed between the front chuck and the rear chuck, the driving piece is started to enable the piston II to move upwards, and the piston I is driven to move by hydraulic oil, so that the front chuck and the rear chuck are driven to clamp the blank, the operation is simple and convenient, and the clamping of the two ends is not needed, so that the clamping and positioning of the blank are more convenient.

Description

Pliers processing machine tool with positioning mechanism

Technical Field

The utility model relates to the technical field of hardware tool machining, in particular to a pliers machining machine tool with a positioning mechanism.

Background

The pliers are hardware tools, when the pliers mouth of the pliers is machined, a metal cutting circular sawing machine is needed, a metal blank for machining the pliers mouth is placed in the metal cutting circular sawing machine, after the metal blank is clamped and positioned, the metal blank is cut through a cutting saw blade rotating at a high speed, and after cutting is completed, the blank for machining the pliers mouth can be obtained.

To this end, the patent of publication No. CN216398885U discloses a pliers lathe for processing with positioning mechanism, including workstation and cutting mechanism, be provided with pushing mechanism, positioning mechanism and fixture on the workstation, pushing mechanism includes riser, push plate, left fixed plate and right fixed plate, riser vertical fixation is in the rear side at workstation top, the rear side of push plate is connected in the front side of riser through first telescopic assembly, the left side of left fixed plate is connected with the mounting panel through the second telescopic assembly, positioning mechanism includes locating lever and movable plate, fixture includes left splint, right splint, left connecting rod and right connecting rod. The utility model can adjust the length of the cutting blanks, has good fixing effect, can automatically feed and discharge, and has wide application range.

The above-mentioned patent utilizes left fixed plate and right fixed plate to press from both sides tight back with the embryo material side, and rethread pushing plate and locating plate realize pressing from both sides the clamp of embryo material tip, though can realize the centre gripping location of embryo material through above-mentioned mode, but the convenience of centre gripping location remains to improve.

Disclosure of utility model

The utility model provides a pliers processing machine tool with a positioning mechanism, which has the advantage of more convenient clamping and positioning of blanks, and solves the problems in the background technology.

In order to achieve the aim of more conveniently clamping and positioning blanks, the utility model provides the technical scheme that the machine tool for pliers processing with the positioning mechanism comprises a workbench and further comprises:

The butt-clamping mechanism comprises a square seat fixed on the workbench and a cylinder fixed in the workbench, a first piston is movably connected in the square seat, a piston rod is fixed on one side surface of the first piston, a chuck for clamping blanks is fixed at the end part of the piston rod, a second piston is movably connected in the cylinder, the cylinder is communicated with the square seat, hydraulic oil is filled in the cylinder and the square seat, a connecting rod moving up and down along the inner wall of the cylinder is fixed at the bottom of the second piston, square bars are fixed at the bottom of the connecting rod, a driving piece is fixed at the top of the inner wall of the workbench, and the square bars are fixedly connected to the telescopic ends of the driving piece;

The cutting saw blade, be provided with lifting unit on the square seat, the workstation is connected with the motor through lifting unit, the output at the motor is fixed to the cutting saw blade.

As a preferable technical scheme of the utility model, the side face of the chuck is fixedly provided with a guide post which is in sliding connection with the inner wall of the guide groove formed in the side face of the square seat.

As a preferable technical scheme of the utility model, the guide post is round and is parallel to the piston rod.

As a preferable technical scheme of the utility model, the surface of the guide post is provided with a concave part, and a convex part is arranged in a guide groove formed in the side surface of the square seat and corresponds to the concave part.

As a preferable technical scheme of the utility model, a rubber pad is fixed on the surface of the chuck, and is used for realizing stable clamping of the blank.

As a preferable technical scheme of the utility model, the lifting assembly comprises a bracket fixed on the square seat and a hydraulic oil cylinder fixed on the bracket, wherein a square block is fixed at the telescopic end of the hydraulic oil cylinder, the square block is fixed at the bottom of the motor, and a sliding block which moves up and down along the inner wall of the bracket is fixed on the side surface of the square block.

As a preferable technical scheme of the utility model, the sliding block is in an isosceles trapezoid shape and is used for improving the guiding capability of the motor.

Compared with the prior art, the utility model provides a pliers processing machine tool with a positioning mechanism, which has the following beneficial effects:

1. This pliers lathe with positioning mechanism is used in processing through setting up to clamp mechanism, places the stock between two chucks around, starts the driving piece and makes piston two upwards move and drive piston one through hydraulic oil to drive two chucks around and realize the centre gripping to the stock, easy operation is convenient, need not to carry out the centre gripping at both ends, thereby makes the centre gripping location of stock more convenient.

2. This pliers lathe with positioning mechanism is used in processing, through the setting of guide post, drive the guide post and remove along the guide way inner wall of square seat department when the chuck removes, the guide post is used for the guide of chuck removal in-process, makes the removal of chuck more steady to guarantee the steady centre gripping to the embryo material.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a piston of the present utility model;

FIG. 3 is a schematic view of the structure of the slider of the present utility model;

FIG. 4 is a schematic view of the structure of the piston rod of the present utility model;

fig. 5 is a schematic view of the structure of the guide post of the present utility model.

In the figure, 1, a workbench; 2, a clamping mechanism, 21, a clamping head, 22, a piston rod, 23, a first piston, 24, a square seat, 25, a cylinder, 26, a second piston, 27, a connecting rod, 28, square strips, 29, a driving piece, 3, a cutting saw blade, 4, a motor, 5, a lifting assembly, 51, a bracket, 52, a hydraulic cylinder, 53, a sliding block, 54, a square block, 6, a guide post, 7 and a rubber pad.

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.

Referring to fig. 1 to 5, the utility model discloses a machine tool for machining pliers with a positioning mechanism, which comprises a workbench 1 and further comprises:

The butt-clamping mechanism 2 comprises two groups of butt-clamping mechanisms 2, wherein the butt-clamping mechanism 2 comprises square seats 24 fixed on a workbench 1 and cylinders 25 fixed in the workbench 1, the number of the square seats 24 is four, the front and rear square seats 24 are one group, a first piston 23 is movably connected in the square seats 24, a piston rod 22 is fixed on the side surface of the first piston 23, a clamping head 21 for clamping blanks is fixed at the end part of the piston rod 22, the piston rod 22 is used for connecting and fixing the clamping head 21 and the first piston 23, each group of butt-clamping mechanisms 2 is provided with two clamping heads 21 which are aligned front and rear, a second piston 26 is movably connected in the cylinders 25, the cylinders 25 are communicated with the square seats 24, hydraulic oil is filled in the cylinders 25 and the square seats 24, the hydraulic oil is filled between the first piston 23 and the second piston 26, a connecting rod 27 which moves up and down along the inner wall of the cylinders 25 is fixed at the bottom of the second piston 26, a square rod 28 is fixed at the bottom of the connecting rod 27, a driving part 29 is fixed at the top of the inner wall of the workbench 1, the square rod 28 is used for connecting and fixing two connecting rods 27 at the same side, the driving part 29 is fixedly connected to the driving part 29, and the driving part 29 is a telescopic part is a telescopic cylinder or a telescopic part;

The cutting saw blade 3, the position that corresponds cutting saw blade 3 on the workstation 1 has the opening, is provided with lifting unit 5 on the square seat 24, and lifting unit 5 is used for driving motor 4 and cutting saw blade 3 and reciprocates, and workstation 1 is connected with motor 4 through lifting unit 5, and cutting saw blade 3 is fixed at the output of motor 4.

Specifically, a guide post 6 is fixed on the side surface of the chuck 21, and the guide post 6 is slidably connected with the inner wall of a guide groove formed on the side surface of the square seat 24.

In this embodiment, referring to fig. 5, the guide post 6 is driven to move along the inner wall of the guide groove when the collet 21 moves, and the guide post 6 guides the collet 21, so that the movement of the collet 21 is smoother.

In particular, the guide post 6 is circular and parallel to the piston rod 22.

In this embodiment, referring to fig. 4, the guide post 6 and the piston rod 22 are parallel to each other, so that the guide post 6 is prevented from affecting the normal movement of the collet 21.

Specifically, the surface of the guide post 6 is provided with a concave portion, and a convex portion is arranged in a guide groove formed in the side face of the square seat 24 and corresponds to the concave portion.

In this embodiment, referring to fig. 4, the concave portion is attached to the convex portion, so that the guiding capability of the guiding groove to the guiding post 6 is improved, and the guiding capability to the chuck 21 is improved.

Specifically, the surface of the chuck 21 is fixed with a rubber pad 7 for realizing stable clamping of the blank.

In this embodiment, referring to fig. 2, the rubber pad 7 is used to increase the friction between the blank and the chuck 21, so as to achieve stable clamping of the blank.

Specifically, the lifting assembly 5 includes a bracket 51 fixed on the square base 24 and a hydraulic cylinder 52 fixed on the bracket 51, a block 54 is fixed at the telescopic end of the hydraulic cylinder 52, the block 54 is fixed at the foot of the motor 4, and a sliding block 53 moving up and down along the inner wall of the bracket 51 is fixed at the side of the block 54.

In this embodiment, referring to fig. 1 and 3, a bracket 51 is used to fix a hydraulic cylinder 52, after the hydraulic cylinder 52 is started, a block 54 drives a slider 53 and a motor 4 to move downward, and the motor 4 drives a rotating cutting saw blade 3 to move downward to cut a blank.

Specifically, the slider 53 has an isosceles trapezoid shape for improving the guiding capability to the motor 4.

In this embodiment, referring to fig. 3, the isosceles trapezoid slider 53 is used to prevent itself from being separated from the bracket 51, and can improve the guiding capability to the square 54, thereby improving the guiding capability to the motor 4.

The working principle and the use flow of the utility model are that the blank is placed between the front chuck 21 and the rear chuck 21, the driving piece 29 is started to drive the square bar 28 to drive the connecting rod 27 to move upwards, the connecting rod 27 drives the piston II 26 to move upwards along the inner wall of the cylinder 25 and squeeze hydraulic oil, so that the hydraulic oil drives the piston I23 to move, and the piston I23 drives the piston rod 22 to move, thereby driving the front chuck 21 and the rear chuck 21 to clamp the blank;

After clamping is finished, starting the motor 4, enabling the motor 4 to drive the cutting saw blade 3 to rotate at a high speed, then starting the hydraulic oil cylinder 52, enabling the piston rod 22 of the hydraulic oil cylinder 52 to drive the block 54 to move downwards, enabling the block 54 to drive the sliding block 53 to move downwards along the inner wall of the bracket 51 and simultaneously driving the motor 4 to move downwards, and enabling the motor 4 to drive the rotating cutting saw blade 3 to move downwards so as to cut blanks;

After cutting, the hydraulic cylinder 52 drives the motor 4 and the cutting saw blade 3 to move upwards, the motor 4 can be closed after the cutting saw blade 3 is separated from the blank, then the piston rod 22 of the driving piece 29 is extended to drive the square bar 28 to move downwards, the square bar 28 drives the piston II 26 to move downwards through the connecting rod 27, the piston II 26 does not squeeze hydraulic oil any more, negative pressure is formed inside the cylinder 25 and the square seat 24, the clamping head 21 moves reversely under the action of external atmospheric pressure and is separated from the blank, and the blank can be taken down from the workbench 1 after separation.

It should be noted that in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.

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

1. Machine tool for pliers machining with positioning mechanism, comprising a table (1), characterized in that it further comprises:

The butt-clamping mechanism (2), butt-clamping mechanism (2) comprises a square seat (24) fixed on a workbench (1) and a cylinder (25) fixed in the workbench (1), a piston I (23) is movably connected in the square seat (24), a piston rod (22) is fixed on the side face of the piston I (23), a clamping head (21) for clamping blanks is fixed at the end part of the piston rod (22), a piston II (26) is movably connected in the cylinder (25), the cylinder (25) is communicated with the square seat (24), hydraulic oil is filled in both the cylinder (25) and the square seat (24), a connecting rod (27) moving up and down along the inner wall of the cylinder (25) is fixed at the bottom of the piston II (26), a square bar (28) is fixed at the bottom of the connecting rod (27), a driving piece (29) is fixed at the top of the inner wall of the workbench (1), and the square bar (28) is fixedly connected with a telescopic end of the driving piece (29);

Cutting saw bit (3), be provided with lifting unit (5) on square seat (24), workstation (1) are connected with motor (4) through lifting unit (5), cutting saw bit (3) are fixed at the output of motor (4).

2. The machine tool for machining pliers with the positioning mechanism according to claim 1, wherein a guide post (6) is fixed on the side face of the chuck (21), and the guide post (6) is slidably connected with the inner wall of a guide groove formed in the side face of the square seat (24).

3. A machine tool for machining pliers with a positioning mechanism according to claim 2, characterized in that the guide post (6) is circular and parallel to the piston rod (22).

4. The machine tool for machining pliers with the positioning mechanism according to claim 2, wherein the surface of the guide post (6) is provided with a concave part, and a convex part is arranged in a guide groove formed in the side surface of the square seat (24) corresponding to the concave part.

5. The machine tool for machining pliers with the positioning mechanism according to claim 1, wherein a rubber pad (7) is fixed on the surface of the chuck (21) and used for stably clamping a blank.

6. The machine tool for machining pliers with the positioning mechanism according to claim 1, wherein the lifting assembly (5) comprises a bracket (51) fixed on the square base (24) and a hydraulic cylinder (52) fixed on the bracket (51), a square block (54) is fixed at the telescopic end of the hydraulic cylinder (52), the square block (54) is fixed at the bottom of the motor (4), and a sliding block (53) moving up and down along the inner wall of the bracket (51) is fixed on the side surface of the square block (54).

7. A machine tool for machining pliers with a positioning mechanism according to claim 6, characterized in that the slide (53) has an isosceles trapezoid shape for improving the guiding ability to the motor (4).