CN219767412U

CN219767412U - Pin shaft tool

Info

Publication number: CN219767412U
Application number: CN202321296580.4U
Authority: CN
Inventors: 陶宏宇; 黄凯; 龚册飞; 邓惊涛; 罗毅
Original assignee: Chongqing Yunyang Crankshaft Co ltd
Current assignee: Chongqing Yunyang Crankshaft Co ltd
Priority date: 2023-05-25
Filing date: 2023-05-25
Publication date: 2023-09-29
Anticipated expiration: 2033-05-25

Abstract

The utility model provides a pin shaft tool, which relates to the technical field of tools, and comprises a tool main body, wherein two mounting holes and two side grooves are formed in the tool main body, the two mounting holes are respectively positioned between the two side grooves, a pair of clamping pieces for clamping a pin shaft are respectively arranged outside the mounting holes, a pair of transmission parts for transmitting the clamping pieces are arranged on the tool main body, a PLC (programmable logic controller) and a prompter are fixed on the tool main body, the clamping pieces comprise a movable frame, a pressure sensor and an elastic clamping block, the movable frame is positioned at one side outside the mounting holes, and the pressure sensor is provided with two clamping pieces and is respectively fixed at two ends of the inner side of the movable frame; the utility model has the beneficial effects that: the clamping force of the clamping piece can be tested, so that the clamping force of the clamping piece is ensured to be just proper, and the pin shaft later-stage processing effect is good.

Description

Pin shaft tool

Technical Field

The utility model relates to the technical field of tools, in particular to a pin shaft tool.

Background

The pin shaft machining tool is a supporting device for machining and positioning the pin shaft, the tool is required to be used for positioning the pin shaft during pin shaft machining, the use types of the tool are more various, the pin shaft can be conveniently fixed, and along with the continuous development of technology, the manufacturing process requirements of people on the pin shaft machining tool are higher. When the existing pin shaft tool clamps the pin shaft, the clamping force of the pin shaft tool is difficult to know, the problem that the clamping is too loose or too tight is easy to occur, and the later pin shaft machining effect can be affected.

Disclosure of Invention

The pin shaft tooling can clamp two pin shafts simultaneously and automatically, improves the processing efficiency of the pin shafts, can test the clamping force of the clamping piece, can ensure that the clamping force of the clamping piece is just proper, and is favorable for the post processing effect of the pin shafts.

The aim and the effect of the utility model are achieved by the following specific technical means:

the utility model provides a round pin axle frock, includes the frock main part, it has two mounting holes and two side slots to open on the frock main part, two the mounting hole all is located two between the side slot, its characterized in that: the outer part of the mounting hole is provided with a pair of clamping pieces for clamping the pin shaft, the tool main body is provided with a pair of transmission parts for transmitting the clamping pieces, and the tool main body is fixedly provided with a PLC controller and a prompter;

the clamping piece comprises a movable frame, pressure sensors and elastic clamping blocks, wherein the movable frame is positioned at one side outside the mounting hole, the pressure sensors are two and are respectively fixed at two ends of the inner side of the movable frame, and the elastic clamping blocks are two and are respectively fixed on the two pressure sensors;

the tool main body is provided with a plurality of sliding grooves which are communicated with the similar mounting holes, the moving frame is provided with sliding blocks matched with the sliding grooves, and the sliding blocks are in sliding connection with the sliding grooves;

the transmission part comprises a rotating rod, movable blocks and transmission rods, wherein the rotating rod is rotatably connected in corresponding side grooves, the movable blocks are provided with four blocks and are sleeved on the rotating rod, the movable blocks are slidably connected with the corresponding side grooves, the transmission rods are provided with four blocks, and the transmission rods are fixed between the corresponding movable frames and the corresponding movable blocks;

four sections of threads are formed in the outer wall of the rotating rod, the directions of every two adjacent sections of threads are opposite, and the rotating rod is in transmission connection with the movable block through the threads.

The inner side of the elastic clamping block is arc-shaped.

Two bi-directional motors are fixed on the tool main body, and the output ends of the two bi-directional motors are respectively and fixedly connected with the two rotating rods through couplers.

Compared with the prior art, the utility model has the beneficial effects that:

this kind of round pin axle frock can transmit two holders simultaneously under the use of PLC controller, two bi-directional motor and two transmission parts, can just right suitable in holder clamping force can be ensured to this simultaneously and automatic carry out the centre gripping to two round pins, can improve the machining efficiency of round pin axle, at the in-process of centre gripping round pin axle, elastic deformation can take place to make it hug closely the round pin axle surface in the elastic grip block inboard, the centre gripping effect is better, pressure sensor can test the clamping force of holder to can ensure that holder clamping force just is right, be favorable to the round pin axle later stage machining effect is good.

Drawings

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

FIG. 2 is a schematic view of the whole front cross-section structure of the present utility model;

FIG. 3 is a schematic perspective view of a clamping member according to the present utility model;

fig. 4 is a schematic view of the partial structure at a in fig. 1 according to the present utility model.

The marks in the figure: the tool comprises a tool main body 1, a mounting hole 2, a sliding chute 3, a movable frame 4, a transmission rod 5, a side groove 6, a rotating rod 7, a movable block 8, a bidirectional motor 9, a PLC (programmable logic controller) 10, a prompter 11, a pressure sensor 12 and an elastic clamping block 13.

Detailed Description

Referring to fig. 1-4, embodiments of the present utility model are further described;

the pin shaft tool comprises a tool main body 1, wherein two mounting holes 2 and two side grooves 6 are formed in the tool main body 1, and the two mounting holes 2 are positioned between the two side grooves 6; the outside of the mounting hole 2 is provided with a pair of clamping pieces for clamping the pin shaft, the tool main body 1 is provided with a pair of transmission parts for transmitting the clamping pieces, and the tool main body 1 is fixedly provided with a PLC (programmable logic controller) 10 and a prompter 11;

the clamping piece comprises a movable frame 4, pressure sensors 12 and elastic clamping blocks 13, wherein the movable frame 4 is positioned at one side outside the mounting hole 2, the pressure sensors 12 are arranged in two and are respectively fixed at two ends of the inner side of the movable frame 4, the elastic clamping blocks 13 are arranged in two and are respectively fixed on the two pressure sensors 12, and the inner side of each elastic clamping block 13 is arc-shaped;

a plurality of sliding grooves 3 communicated with the similar mounting holes 2 are formed in the tool main body 1, sliding blocks matched with the sliding grooves 3 are arranged on the movable frame 4, and the sliding blocks are in sliding connection with the sliding grooves 3;

the transmission part comprises a rotating rod 7, movable blocks 8 and transmission rods 5, wherein the rotating rod 7 is rotatably connected in the corresponding side grooves 6, the movable blocks 8 are provided with four and are sleeved on the rotating rod 7, the movable blocks 8 are slidably connected with the corresponding side grooves 6, the transmission rods 5 are provided with four, and the transmission rods 5 are fixed between the corresponding movable frames 4 and the corresponding movable blocks 8;

four sections of threads are formed on the outer wall of the rotating rod 7, the directions of every two adjacent sections of threads are opposite, and the rotating rod 7 is in transmission connection with the movable block 8 through the threads;

two bidirectional motors 9 are fixed on the tool main body 1, and the output ends of the two bidirectional motors 9 are fixedly connected with the two rotating rods 7 respectively through couplers;

the pin shaft tool is used and operated as follows:

the bidirectional motor 9, the prompter 11 and the pressure sensor 12 are electrically connected with the PLC 10, the working time and the intermittent time of the bidirectional motor 9 and the prompter 11 can be preset through the PLC 10, the pressure value of the pressure sensor 12 can also be preset, before a pin shaft is clamped, the bidirectional motor 9, the prompter 11, the pressure sensor 12 and the PLC 10 are externally connected with a power supply, the PLC 10 is clicked to start the two bidirectional motors 9 and enable the output ends of the two bidirectional motors to rotate clockwise, the bidirectional motor 9 can drive a rotating rod 7 connected with the two bidirectional motors to rotate, the rotating rod 7 drives a movable block 8 in a side groove 6 through threads on the rotating rod 7, the movable block 8 slides in the side groove 6, the movable block 8 drives a transmission rod 5 connected with the movable block 4 to drive a corresponding movable frame 4, at the moment, the movable frame 4 drives the pressure sensor 12 and the elastic clamping block 13 on the movable frame 4 to be far away from a similar mounting hole 2, the movable frame 4 slides in the sliding groove 3 through a sliding block on the movable frame 3, and the sliding groove 3 is arranged with the sliding block for ensuring that the movable frame 4 stably moves, and two pairs of clamping pieces can be opened;

when the elastic clamping blocks 13 do not block the mounting holes 2, the PLC controller 10 can close the two bidirectional motors 9, the transmission part stops moving, and then the clamping piece also stops moving, at the moment, a worker can insert one end of two pin shafts to be processed into the two mounting holes 2 respectively, click the PLC controller 10 again to start the two bidirectional motors 9, at the moment, the output ends of the bidirectional motors 9 need to rotate anticlockwise, the rotating rods 7 continue to drive the movable blocks 8 sleeved on the rotating rods, the movable blocks 8 drive the transmission rods 5 to move, the transmission rods 5 can drive the clamping piece to approach the pin shafts, clamping operation is carried out, the elastic clamping blocks 13 tightly press the pin shafts in the process of clamping the pin shafts, and because the elastic clamping blocks 13 have elasticity, the inner sides of the elastic clamping blocks 13 can elastically deform along with the shape of the pin shafts, so that the inner sides of the elastic clamping blocks 13 are favorably clung to the surfaces of the pin shafts to promote better clamping effect;

the pressure that elasticity grip block 13 received can transmit pressure sensor 12, pressure sensor 12 can transmit the pressure value that surveys to PLC controller 10, when the pressure value that the PLC controller 10 obtained equals the default, PLC controller 10 can close two bi-directional motor 9 for the grip stop remove, can ensure that grip clamping force is just suitable, when accomplishing the centre gripping operation, PLC controller 10 can start prompting device 11, prompting device 11 sends the suggestion sound and prompts that the round pin axle in the staff mounting hole 2 has already been centre gripping, so that the staff carries out next processing operation to the round pin axle, when the round pin axle is processed and need to release the centre gripping after, can go on according to the operation that the above-mentioned grip was opened, alright take out the round pin axle that has processed from mounting hole 2.

In summary, can transmit two holders simultaneously under the use of PLC controller 10, two bi-directional motor 9 and two transmission parts, can just right suitable in holder clamping force can be ensured to the clamp simultaneously and automatic processing efficiency to two round pins, can improve the round pin axle, at the in-process of centre gripping round pin axle, elastic deformation can take place for its to hug closely the round pin axle surface in the elastic clamping piece 13 inboard, and the clamping effect is better, and pressure sensor 12 can test the clamping force of holder to can ensure that the holder clamping force just is fit, be favorable to the round pin axle later stage processing to be effectual.

Claims

1. The utility model provides a round pin axle frock, includes frock main part (1), it has two mounting hole (2) and two side groove (6) to open on frock main part (1), two mounting hole (2) all are located two between side groove (6), its characterized in that: the fixture comprises a fixture main body (1), a PLC (programmable logic controller) and a prompter (11), wherein a pair of clamping pieces for clamping pin shafts are arranged outside the mounting holes (2), a pair of transmission parts for transmitting the clamping pieces are arranged on the fixture main body (1), and the PLC (10) and the prompter (11) are fixed on the fixture main body (1);

the clamping piece comprises a movable frame (4), pressure sensors (12) and elastic clamping blocks (13), wherein the movable frame (4) is positioned on one side outside the mounting hole (2), the pressure sensors (12) are provided with two and are respectively fixed at two ends of the inner side of the movable frame (4), and the elastic clamping blocks (13) are provided with two and are respectively fixed on the two pressure sensors (12);

a plurality of sliding grooves (3) communicated with the similar mounting holes (2) are formed in the tool main body (1), sliding blocks matched with the sliding grooves (3) are mounted on the movable frame (4), and the sliding blocks are in sliding connection with the sliding grooves (3);

the transmission part comprises a rotating rod (7), movable blocks (8) and transmission rods (5), wherein the rotating rod (7) is rotationally connected in corresponding side grooves (6), the movable blocks (8) are provided with four blocks and are sleeved on the rotating rod (7), the movable blocks (8) are in sliding connection with the corresponding side grooves (6), the transmission rods (5) are provided with four blocks, and the transmission rods (5) are fixed between the corresponding movable frames (4) and the corresponding movable blocks (8);

four sections of threads are formed in the outer wall of the rotating rod (7), the directions of every two adjacent sections of threads are opposite, and the rotating rod (7) is in transmission connection with the movable block (8) through the threads.

2. The pin tool of claim 1, wherein: the inner side of the elastic clamping block (13) is arc-shaped.

3. The pin tool of claim 1, wherein: two bi-directional motors (9) are fixed on the tool main body (1), and the output ends of the two bi-directional motors (9) are fixedly connected with the two rotating rods (7) through couplers respectively.