CN219302121U

CN219302121U - Criticize first torsion test fixture

Info

Publication number: CN219302121U
Application number: CN202223482172.6U
Authority: CN
Inventors: 易茂华; 易文斌; 唐丽
Original assignee: Minhou Jieheng Heat Treatment Co ltd
Current assignee: Minhou Jieheng Heat Treatment Co ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-07-04
Anticipated expiration: 2032-12-23

Abstract

The utility model discloses a batch head torsion test fixture which comprises a clamping seat, a motor mounting plate fixed at the rear end of the clamping seat and a motor fixedly mounted at the upper end of the motor mounting plate; the front end of the clamping seat is provided with three circular holes in an annular mode, the inside of each circular hole is rotationally connected with a rotary table, the front end of each rotary table is provided with a clamping assembly, a middle bearing inside the clamping seat is connected with a central rotating shaft, and the rear portion of the central rotating shaft is connected with an output shaft of a motor. This batch first torsion test fixture through setting up three clamping assembly, can the centre gripping three batch first, and the three torque sensor that recycles corresponds with three batch first like this, just usable motor drive gear wheel rotates, and gear wheel drive pinion rotates, and the pinion utilizes the side pivot to drive the carousel and rotates, and the accessible carousel drives clamping assembly rotation like this, makes three clamping assembly rotatory simultaneously like this, just can carry out torsion test to three batch first simultaneously to can contrast three batch first torsion data simultaneously, thereby improved detection efficiency.

Description

Criticize first torsion test fixture

Technical Field

The utility model relates to the technical field of head-batch torsion testing, in particular to a head-batch torsion testing clamp.

Background

The driver head is usually a driver head mounted on a hand electric drill or electric hammer for screwing or unscrewing a screw fastener such as a bolt, a screw, etc., and is required to carry out torque testing work during the production process of the driver head because the driver head outputs torque to the screw fastener to rotate the screw fastener.

At present, when the torsion test is carried out on the batch heads, the clamp generally clamps and limits the single batch heads, so that the torsion test is carried out on one batch head at a time, and the test efficiency is too low when the torsion test is carried out on a plurality of batch heads.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a screwdriver head torsion testing clamp for solving the problems in the prior art.

A batch head torsion testing clamp comprises a clamping seat, a motor mounting plate fixed at the rear end of the clamping seat and a motor fixedly mounted at the upper end of the motor mounting plate;

the clamping seat front end is annular evenly opened has three round hole, the round hole is inside all to rotate and is connected with the carousel, clamping assembly is installed to the carousel front end, the inside intermediate bearing of clamping seat is connected with central pivot, the output shaft of central pivot rear portion and motor, the central pivot external fixation has the gear wheel, the inside just central pivot outside of clamping seat is annular even bearing connection has three side pivot, side pivot external fixation has the pinion, the gear wheel is connected with the pinion meshing, side pivot front end and carousel rear end are fixed.

Specifically, the clamping assembly comprises an annular frame, nuts, threaded rods, knobs and clamping blocks, wherein the annular frame is fixed with the front end of a rotary table, three nuts are uniformly fixed on the outer side of the annular frame in an annular mode, the threaded rods are connected with the nuts in an threaded mode, the knobs are fixed at the head ends of the threaded rods, and the tail ends of the threaded rods penetrate through the inner sides of the annular frame and are connected with the clamping blocks.

Specifically, the magnetic blocks are fixedly embedded in the front end of the turntable and positioned on the inner side of the annular frame.

Specifically, be fixed with the sleeve pipe in the middle of the inside upper end of grip slipper, the inside upper end fixed mounting of sleeve pipe has the electro-magnet, inside and being located the electro-magnet downside sliding connection of sleeve pipe has the rectangle iron plate.

Specifically, the lower end of the rectangular iron block is fixedly provided with a sliding rod, the lower end of the sliding rod extends out of the sleeve and is fixedly provided with a tooth socket seat, and the tooth socket seat is clamped with the large gear.

Specifically, a spring is connected between the upper end of the tooth socket seat and the lower end of the sleeve and positioned outside the sliding rod.

The beneficial effects are that: this batch first torsion test fixture through setting up three clamping assembly, can the centre gripping three batch first, and the three torque sensor that recycles corresponds with three batch first like this, just usable motor drive gear wheel rotates, and gear wheel drive pinion rotates, and the pinion utilizes the side pivot to drive the carousel and rotates, and the accessible carousel drives clamping assembly rotation like this, makes three clamping assembly rotatory simultaneously like this, just can carry out torsion test to three batch first simultaneously to can contrast three batch first torsion data simultaneously, thereby improved detection efficiency.

Drawings

FIG. 1 is a schematic front view of the whole of the present utility model;

FIG. 2 is a schematic front view in overall section of the present utility model;

fig. 3 is a schematic rear view of the entire present utility model.

In the figure: 1-clamping seat, 2-turntable, 3-annular frame, 4-nut, 5-threaded rod, 6-knob, 7-clamping block, 8-magnetic block, 9-center rotating shaft, 10-large gear, 11-side rotating shaft, 12-small gear, 13-sleeve, 14-electromagnet, 15-rectangular iron block, 16-slide bar, 17-tooth socket seat, 18-spring, 19-motor mounting plate and 20-motor.

Detailed Description

Referring to fig. 1-3, a tool torque testing fixture includes a clamping seat 1, a motor mounting plate 19 fixed at the rear end of the clamping seat, and a motor 20 fixedly mounted at the upper end of the motor mounting plate 19, wherein the motor mounting plate 19 is fixed with the clamping seat 1, so that the motor 20 is fixed at the rear part of the clamping seat 1, and the motor 20 is externally connected with a power supply and a switch;

the front end of the clamping seat 1 is uniformly provided with three circular holes in an annular shape, the inside of each circular hole is rotationally connected with a rotary disc 2, the front end of each rotary disc 2 is provided with a clamping assembly, each clamping assembly comprises an annular frame 3, a screw cap 4, a threaded rod 5, a knob 6 and a clamping block 7, the annular frame 3 is fixed with the front end of each rotary disc 2, three screw caps 4 are uniformly fixed on the outer side of the annular frame 3 in an annular shape, the screw caps 4 are internally connected with the threaded rods 5 in a threaded manner, the knob 6 is fixed at the first end of each threaded rod 5, the tail ends of the threaded rods 5 penetrate through the inner side of the annular frame 3 and are connected with the clamping blocks 7, the threaded rods 5 are matched with the screw caps 4 in a threaded manner, the threaded rods 5 drive the clamping blocks 7 to move into the annular frame 3, and therefore the batch heads on the inner side of the annular frame 3 can be clamped and limited through the three clamping blocks 7;

the magnetic blocks 8 are embedded and fixed at the front end of the turntable 2 and positioned at the inner side of the annular frame 3, and when the batch head is placed at the inner side of the annular frame 3, the batch head and the magnetic blocks 8 can be attracted, so that the magnetic blocks 8 are attached to each other by absorbing the batch head;

the centre shaft 9 is connected with the centre shaft 9 in the inside intermediate bearing of grip slipper 1, centre shaft 9 rear portion and motor 20's output shaft, centre shaft 9 outside is fixed with gear wheel 10, inside and be located centre shaft 9 outside and be annular even bearing connection with three side pivot 11 in grip slipper 1, side pivot 11 outside is fixed with pinion 12, gear wheel 10 and pinion 12 meshing are connected, side pivot 11 front end is fixed with carousel 2 rear end, after installing three batch head in the preceding annular frame 3 of three carousel 2 with the centre gripping respectively, because torque sensor lower part mountable translation device makes three torque sensor translation simultaneously to be connected with three batch head, just can start motor 20, and motor 20 can drive centre shaft 9 rotation, and when centre shaft 9 drove gear wheel 10 rotation, gear wheel 10 can drive three pinion 12 and rotate simultaneously, drives side pivot 11 through pinion 12 like this and makes side pivot 11 drive carousel 2 rotation, and 2 will drive the rotation of carousel through clamping assembly simultaneously and make three batch head clamping assembly, and can carry out the torque force efficiency to three batch head simultaneously, and the torque force testing can be measured simultaneously, the data is batch to the time measuring.

The clamping seat is characterized in that a sleeve 13 is fixed in the middle of the upper end inside the clamping seat 1, an electromagnet 14 is fixedly arranged at the upper end inside the sleeve 13, a rectangular iron block 15 is connected to the lower side of the electromagnet 14 in a sliding manner, a sliding rod 16 is fixed at the lower end of the rectangular iron block 15, the lower end of the sliding rod 16 extends out of the sleeve 13 and is fixedly provided with a tooth socket seat 17, the tooth socket seat 17 is clamped with a large gear 10, a spring 18 is connected between the upper end of the tooth socket seat 17 and the lower end of the sleeve 13 and outside the sliding rod 16, and because the electromagnet 14 is connected with a same switch and a power supply through a motor 20, when the motor 20 is started, the electromagnet 14 is electrified, the rectangular iron block 15 is attracted by the electromagnet 14, the rectangular iron block 15 drives the sliding rod 16 to move upwards, the sliding rod 16 drives the tooth socket seat 17 to move upwards to compress the spring 18, the tooth socket seat 17 is not clamped with the large gear 10 any more, and the large gear 10 is not prevented from rotating, and when the tooth socket seat 17 is clamped with the large gear 10, the head is convenient to clamp.

Claims

1. The utility model provides a criticize first torsion test fixture, includes grip slipper (1), fixes motor mounting panel (19) and fixed mounting motor (20) in motor mounting panel (19) upper end, its characterized in that:

the novel rotary table is characterized in that three round holes are evenly formed in the front end of the clamping seat (1), the rotary table (2) is rotationally connected inside the round holes, the clamping assembly is mounted at the front end of the rotary table (2), a central rotating shaft (9) is connected to an intermediate bearing inside the clamping seat (1), the rear portion of the central rotating shaft (9) is connected with an output shaft of a motor (20), a large gear (10) is fixedly arranged outside the central rotating shaft (9), three side rotating shafts (11) are connected inside the clamping seat (1) and are located outside the central rotating shaft (9) through annular uniform bearings, a pinion (12) is fixedly arranged outside the side rotating shafts (11), the large gear (10) is in meshed connection with the pinion (12), and the front end of the side rotating shafts (11) is fixedly connected with the rear end of the rotary table (2).

2. The batch head torque testing fixture of claim 1, wherein: the clamping assembly comprises an annular frame (3), screw caps (4), threaded rods (5), knobs (6) and clamping blocks (7), wherein the annular frame (3) is fixed with the front end of the rotary table (2), three screw caps (4) are uniformly fixed on the outer side of the annular frame (3) in an annular mode, the threaded rods (5) are connected with the screw caps (4) in an internal threaded mode, the knobs (6) are fixed at the head ends of the threaded rods (5), and the tail ends of the threaded rods (5) penetrate through the inner sides of the annular frame (3) and are connected with the clamping blocks (7).

3. The batch head torque testing fixture of claim 2, wherein: the front end of the rotary table (2) is positioned at the inner side of the annular frame (3) and is embedded and fixed with a magnetic block (8).

4. The batch head torque testing fixture of claim 1, wherein: the clamping seat is characterized in that a sleeve (13) is fixed in the middle of the upper end of the inside of the clamping seat (1), an electromagnet (14) is fixed at the upper end of the inside of the sleeve (13), and a rectangular iron block (15) is slidingly connected to the inside of the sleeve (13) and positioned below the electromagnet (14).

5. The batch head torque testing fixture of claim 4, wherein: the lower end of the rectangular iron block (15) is fixedly provided with a sliding rod (16), the lower end of the sliding rod (16) extends out of the sleeve (13) and is fixedly provided with a tooth socket seat (17), and the tooth socket seat (17) is clamped with the large gear (10).

6. The batch head torque testing fixture of claim 5, wherein: a spring (18) is connected between the upper end of the tooth socket seat (17) and the lower end of the sleeve (13) and positioned outside the sliding rod (16).