CN215787790U - Hardware processing angle-adjustable welding fixture - Google Patents

Hardware processing angle-adjustable welding fixture Download PDF

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Publication number
CN215787790U
CN215787790U CN202121452383.8U CN202121452383U CN215787790U CN 215787790 U CN215787790 U CN 215787790U CN 202121452383 U CN202121452383 U CN 202121452383U CN 215787790 U CN215787790 U CN 215787790U
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CN
China
Prior art keywords
fixed
seat
frame
screw rod
angle
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Expired - Fee Related
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CN202121452383.8U
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Chinese (zh)
Inventor
赵朋兴
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Jinan Hengxu Cnc Machinery Co ltd
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Jinan Hengxu Cnc Machinery Co ltd
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Abstract

The utility model discloses a welding fixture with an adjustable angle for hardware processing, which comprises a control panel controlled by a whole machine and an electric lead screw sliding table assembly, wherein a lead screw of the electric lead screw sliding table assembly is screwed with two sliding blocks with opposite threads; the top of each sliding block is fixedly provided with a height adjusting assembly, and the top of each height adjusting assembly is fixedly provided with an angle adjusting clamp; a flange plate is fixed between the two turnplates of the frame-shaped seat; and a workpiece clamp is fixed on the outer surface of the flange plate. The angle-adjustable welding fixture for hardware processing can be positioned and installed on a machine tool, assists in clamping workpieces in the welding process of the machine tool, has a large angle-adjusting range, and can be used for welding the end parts of two workpieces and welding the end parts and the side parts in a staggered manner.

Description

Hardware processing angle-adjustable welding fixture
Technical Field
The utility model relates to a clamp, in particular to an angle-adjustable welding clamp for hardware machining, and belongs to the technical field of machine tool welding accessories.
Background
During the lathe welding, need will treat welded work piece fixed, then is carrying out weldment work, in prior art, welding jig's centre gripping angle is often fixed, is difficult to carry out angular adjustment according to required for the welded limitation is great, and traditional welding jig occupation space is great, is difficult to accomodate, also is comparatively difficult when removing the transportation, for this reason, chinese patent application no: 202021634489.5, it can be according to required quick adjusting to the centre gripping angle, has improved the adaptability of device greatly, and can be quick dismantle and install the device, convenient storage and transportation, but it can't carry out dislocation angle modulation welding, and its can't use lathe welded work piece holder.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides an angle-adjustable welding fixture for hardware processing, which can be positioned and installed on a machine tool, assists in clamping workpieces in the welding process of the machine tool, has a large angle-adjustable range, and can be used for welding the end parts of two workpieces and welding the end parts and the side parts in a staggered manner.
The utility model relates to a welding fixture capable of adjusting the angle for hardware processing, which comprises a control panel controlled by the whole machine, wherein a controller on the control panel receives a control signal and transmits the control signal to an electric screw sliding table assembly, the electric screw sliding table carries out workpiece approach response, meanwhile, an angle adjusting fixture signal is given to the control panel, the angle adjusting fixture carries out clamping and angle adjustment, the electric screw sliding table assembly resets after welding, and a screw rod of the electric screw sliding table assembly is screwed with two sliding blocks with opposite threads; the top of each sliding block is fixedly provided with a height adjusting assembly, and the top of each height adjusting assembly is fixedly provided with an angle adjusting clamp; the electric screw rod sliding table is driven by a motor to drive the screw rod to rotate, the screw rod rotates along one direction, and the two sliding blocks are close to or far away from each other due to the fact that threads of the two sliding blocks are opposite; so that the distance between the clamped workpieces can be adjusted;
the height adjusting assembly comprises a base fixed with the sliding block, and a concave guide seat is fixed on the base; an inverted convex guide table is movably embedded on the guide seat; optical axes are fixed at four ends of the bottom surface of the guide table; the guide seat is provided with a sliding chute; a bearing body is fixed on the inner side of the sliding chute, and the optical axis movably penetrates through the bearing body; a corner gear box is fixed at the center of the guide seat; a threaded section is formed in the center of the guide table; an adjusting screw rod is screwed on the threaded section; the bottom of the adjusting screw rod is fixed with the corner gear box, the input end of the corner gear box is provided with a rotating handle, and the rotating handle extends out of the guide seat;
when workpieces need to be welded in a staggered mode, one guide seat keeps a preset height, the other guide seat is heightened, so that when the angle of the angle adjusting clamp is adjusted, the end parts and the end parts of the two workpieces can be welded, or the end parts and the side parts are welded, when the guide seats are heightened, the rotating handle rotates to drive the corner gear box to rotate, the corner gear box is reversed through the gears, the corner gear box is reversed to output a rear output shaft, the output shaft of the corner gear box drives the adjusting screw rod to rotate, the guide table is driven to move upwards and downwards, and guiding is carried out through the optical axis and the bearing;
the angle adjusting clamp comprises a frame-shaped seat fixed on the top surface of the guide table; the top of the frame-shaped seat is provided with two turntables through a bearing; an annular flange hole is oppositely formed on the two turnplates; a rotating shaft of the rotary disc protrudes out of the frame-shaped seat, and a big fluted disc is fixed on the rotary disc; a middle fluted disc is meshed with the big fluted disc; a small fluted disc is meshed with the middle fluted disc; the middle fluted disc and the small fluted disc are arranged outside the frame-shaped seat through bearings; the frame type seat is fixed with a gear box outside the large gear disc, the middle gear disc and the small gear disc; a motor for driving the pinion to rotate is fixed on the gear box, and an encoder is fixed on a rotating shaft of the motor;
a flange plate is fixed between the two turnplates of the frame-shaped seat; and a workpiece clamp is fixed on the outer surface of the flange plate.
When the angle adjusting clamp adjusts the angle, a rotating shaft of the motor rotates, the number of rotating turns is detected through the encoder, and the gear ratio of the small gear and the large gear is set, namely when the small gear rotates for a circle, the large gear deviates by 3-6 degrees; the motor drives the small gear to rotate, the small gear drives the large gear to rotate through the middle gear, the large gear drives the turntable to rotate, the turntable drives the flange plate to rotate, and the workpiece clamp is fixed on the flange plate, so that the angle adjustment of the workpiece clamp is realized.
Further, the workpiece holder is a chuck; the axis of the chuck is perpendicular to the axis of the flange plate.
Further, the workpiece clamp comprises a cylinder seat fixed with the flange plate; cams are arranged at two ends of the cylinder seat through bearings; a clamping motor is fixed outside the cylinder seat, and a fluted disc is mounted on an output shaft of the clamping motor; chains are meshed on the two fluted discs; when clamping is carried out, the control panel gives a signal to the clamping motor, the output shaft of the clamping motor drives the cam to rotate through the fluted disc and the chain, and the cam clamps the workpiece and waits for angle modulation welding.
Furthermore, the electric screw rod sliding table assembly is bridged between the two sliding blocks by a frame plate, a hydraulic cylinder is fixed to the top of the frame plate, a workpiece welding lower platform is fixed to the top of the hydraulic cylinder, after the workpiece completes angle adjustment, the workpiece welding lower platform is driven by the hydraulic cylinder to tightly push against the bottom of a welding point, and after welding is completed, the workpiece welding lower platform receives the welded workpiece and moves downwards.
Compared with the prior art, the angle-adjustable welding fixture for hardware processing can be positioned and installed on a machine tool, assists in clamping workpieces in the welding process of the machine tool, has a large angle-adjusting range, and can be used for welding the end parts of two workpieces and welding the end parts and the side parts in a staggered manner.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.
FIG. 2 is a schematic view of a work holder according to the present invention.
Fig. 3 is a schematic structural view of a work holder according to embodiment 2 of the present invention.
Fig. 4 is a schematic structural diagram of embodiment 3 of the present invention.
Detailed Description
Example 1:
the welding fixture with the adjustable angle for hardware processing shown in fig. 1 and fig. 2 comprises a control panel controlled by the whole machine, wherein a controller on the control panel receives a control signal and transmits the control signal to an electric screw sliding table assembly, the electric screw sliding table performs workpiece approach response, meanwhile, an angle adjusting fixture signal is given to the control panel, the angle adjusting fixture performs clamping and angle adjustment, the electric screw sliding table assembly resets after welding, and a sliding block 2 with two opposite threads is screwed on a screw rod of the electric screw sliding table assembly 1; the top 2 of the sliding block is fixed with a height-adjusting assembly, and the top of the height-adjusting assembly is fixed with an angle-adjusting clamp; the electric screw rod sliding table is driven by a motor to drive the screw rod to rotate, the screw rod rotates along one direction, and the two sliding blocks are close to or far away from each other due to the fact that threads of the two sliding blocks are opposite; so that the distance between the clamped workpieces can be adjusted;
the height adjusting assembly comprises a base 3 fixed with the sliding block, and a concave guide seat 4 is fixed on the base 3; an inverted convex guide table 5 is movably embedded in the guide seat 4; optical axes 6 are fixed at four ends of the bottom surface of the guide table 5; the guide seat 4 is provided with a sliding chute; a bearing body 7 is fixed on the inner side of the sliding chute, and the optical axis 6 movably penetrates through the bearing body 7; a corner gear box 8 is fixed at the center of the guide seat 4; a threaded section is formed in the center of the guide table 5; an adjusting screw rod 9 is screwed on the threaded section; the bottom of the adjusting screw rod 9 is fixed with a corner gear box 8, the input end of the corner gear box 8 is provided with a rotating handle 10, and the rotating handle 10 extends out of the guide seat 4;
when workpieces need to be welded in a staggered mode, one guide seat keeps a preset height, the other guide seat is heightened, so that when the angle of the angle adjusting clamp is adjusted, the end parts and the end parts of the two workpieces can be welded, or the end parts and the side parts are welded, when the guide seats are heightened, the rotating handle rotates to drive the corner gear box to rotate, the corner gear box is reversed through the gears, the corner gear box is reversed to output a rear output shaft, the output shaft of the corner gear box drives the adjusting screw rod to rotate, the guide table is driven to move upwards and downwards, and guiding is carried out through the optical axis and the bearing;
the angle adjusting clamp comprises a frame-shaped seat 12 fixed on the top surface of the guide table; the top of the frame-shaped seat 12 is provided with two rotating discs 13 through a bearing; an annular flange hole 14 is oppositely formed on the two rotating discs 13; the rotating shaft of the rotating disc 13 protrudes out of the frame-shaped seat 12, and a big fluted disc 14 is fixed on the rotating disc; the big fluted disc 14 is meshed with a middle fluted disc 15; a small fluted disc 16 is meshed with the middle fluted disc 15; the middle fluted disc 15 and the small fluted disc 16 are arranged outside the frame type base 12 through bearings; a gear box 17 is fixed outside the large gear disc, the middle gear disc and the small gear disc of the frame type seat 12; a motor 18 for driving the pinion to rotate is fixed on the gear box 17, and an encoder is fixed on a rotating shaft of the motor 18;
a flange 19 is fixed between the two turntables of the frame-shaped seat 12; and a workpiece clamp is fixed on the outer surface of the flange 19.
When the angle adjusting clamp adjusts the angle, a rotating shaft of the motor rotates, the number of rotating turns is detected through the encoder, and the gear ratio of the small gear and the large gear is set, namely when the small gear rotates for a circle, the large gear deviates by 3-6 degrees; the motor drives the small gear to rotate, the small gear drives the large gear to rotate through the middle gear, the large gear drives the turntable to rotate, the turntable drives the flange plate to rotate, and the workpiece clamp is fixed on the flange plate, so that the angle adjustment of the workpiece clamp is realized.
Wherein the workpiece holder is a chuck 20; the axis of the chuck 20 is perpendicular to the axis of the flange 19.
Example 2:
the welding fixture with the adjustable angle for hardware processing as shown in fig. 3 comprises a cylinder seat 21 fixed with a flange plate; the two ends of the cylinder seat 21 are provided with cams 22 through bearings; a clamping motor 23 is fixed outside the cylinder seat 21, and a fluted disc 24 is mounted on an output shaft of the clamping motor 23; chains 25 are meshed on the two fluted discs; when clamping is carried out, the control panel gives a signal to the clamping motor, the output shaft of the clamping motor drives the cam to rotate through the fluted disc and the chain, and the cam clamps the workpiece and waits for angle modulation welding.
Example 3:
like the welding jig of the adjustable angle of hardware processing shown in fig. 4, the bridging is by deckle board 26 between two sliders by electronic lead screw slip table 1 assembly, deckle board 26 top is fixed with pneumatic cylinder 27, pneumatic cylinder 27 top is fixed with work piece welding lower platform 28, accomplishes the angle modulation back when the work piece, drives work piece welding lower platform top tight welding point bottom through the pneumatic cylinder, accomplishes the welding back, and work piece welding lower platform receives the work piece after the welding and down.
The above-described embodiments are merely preferred embodiments of the present invention, and all equivalent changes or modifications of the structures, features and principles described in the claims of the present invention are included in the scope of the present invention.

Claims (4)

1. The utility model provides a but hardware processing angle regulation's welding jig which characterized in that: the electric screw rod sliding table assembly is characterized by comprising a control panel controlled by the whole machine and an electric screw rod sliding table assembly, wherein a screw rod of the electric screw rod sliding table assembly is screwed with two sliding blocks with opposite threads; the top of each sliding block is fixedly provided with a height adjusting assembly, and the top of each height adjusting assembly is fixedly provided with an angle adjusting clamp;
the height adjusting assembly comprises a base fixed with the sliding block, and a concave guide seat is fixed on the base; an inverted convex guide table is movably embedded on the guide seat; optical axes are fixed at four ends of the bottom surface of the guide table; the guide seat is provided with a sliding chute; a bearing body is fixed on the inner side of the sliding chute, and the optical axis movably penetrates through the bearing body; a corner gear box is fixed at the center of the guide seat; a threaded section is formed in the center of the guide table; an adjusting screw rod is screwed on the threaded section; the bottom of the adjusting screw rod is fixed with the corner gear box, the input end of the corner gear box is provided with a rotating handle, and the rotating handle extends out of the guide seat;
the angle adjusting clamp comprises a frame-shaped seat fixed on the top surface of the guide table; the top of the frame-shaped seat is provided with two turntables through a bearing; an annular flange hole is oppositely formed on the two turnplates; a rotating shaft of the rotary disc protrudes out of the frame-shaped seat, and a big fluted disc is fixed on the rotary disc; a middle fluted disc is meshed with the big fluted disc; a small fluted disc is meshed with the middle fluted disc; the middle fluted disc and the small fluted disc are arranged outside the frame-shaped seat through bearings; the frame type seat is fixed with a gear box outside the large gear disc, the middle gear disc and the small gear disc; a motor for driving the pinion to rotate is fixed on the gear box, and an encoder is fixed on a rotating shaft of the motor;
a flange plate is fixed between the two turnplates of the frame-shaped seat; and a workpiece clamp is fixed on the outer surface of the flange plate.
2. The adjustable angle welding jig of hardware processing of claim 1, characterized in that: the workpiece clamp is a chuck; the axis of the chuck is perpendicular to the axis of the flange plate.
3. The adjustable angle welding jig of hardware processing of claim 1, characterized in that: the workpiece clamp comprises a cylinder seat fixed with the flange plate; cams are arranged at two ends of the cylinder seat through bearings; a clamping motor is fixed outside the cylinder seat, and a fluted disc is mounted on an output shaft of the clamping motor; chains are meshed on the two fluted discs.
4. The adjustable angle welding jig of hardware processing of claim 1, characterized in that: the electric screw rod sliding table assembly is bridged between the two sliding blocks by a frame plate, a hydraulic cylinder is fixed at the top of the frame plate, and a workpiece welding lower platform is fixed at the top of the hydraulic cylinder.
CN202121452383.8U 2021-06-29 2021-06-29 Hardware processing angle-adjustable welding fixture Expired - Fee Related CN215787790U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121452383.8U CN215787790U (en) 2021-06-29 2021-06-29 Hardware processing angle-adjustable welding fixture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121452383.8U CN215787790U (en) 2021-06-29 2021-06-29 Hardware processing angle-adjustable welding fixture

Publications (1)

Publication Number Publication Date
CN215787790U true CN215787790U (en) 2022-02-11

Family

ID=80179290

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121452383.8U Expired - Fee Related CN215787790U (en) 2021-06-29 2021-06-29 Hardware processing angle-adjustable welding fixture

Country Status (1)

Country Link
CN (1) CN215787790U (en)

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20220211

CF01 Termination of patent right due to non-payment of annual fee