CN215787789U - A mounting fixture for welding process - Google Patents
A mounting fixture for welding process Download PDFInfo
- Publication number
- CN215787789U CN215787789U CN202121452381.9U CN202121452381U CN215787789U CN 215787789 U CN215787789 U CN 215787789U CN 202121452381 U CN202121452381 U CN 202121452381U CN 215787789 U CN215787789 U CN 215787789U
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- Prior art keywords
- cylinder seat
- cam
- disc
- seat
- clamping motor
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- 238000003466 welding Methods 0.000 title claims abstract description 40
- 238000000034 method Methods 0.000 title claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims description 38
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000001360 synchronised effect Effects 0.000 description 4
- 238000010030 laminating Methods 0.000 description 2
- 206010066054 Dysmorphism Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Pressure Welding/Diffusion-Bonding (AREA)
Abstract
The utility model discloses a fixing clamp for welding, which comprises a cylinder seat; a positioning disc is arranged at the bottom of the cylinder seat; a plurality of semicircular straight grooves are axially formed in the inner side of the cylinder seat at intervals, a plurality of screw rods are screwed on the cylinder seat at intervals, the screw rods extend to the inner sides of the straight grooves, and ball heads are fixedly arranged at one ends, close to the straight grooves, of the screw rods through screwing or welding; at least one end of the cylinder seat is provided with a cam through a bearing; 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; the clamping motor is electrically connected to the control board; the convex end of the cam extends to the inner side of the cylinder seat; and a reset proximity switch electrically connected with the control panel is arranged on the cylinder seat. The fixing clamp for welding processing can be positioned and installed on a machine tool, assists in clamping a workpiece in the welding process of the machine tool, is convenient and stable to clamp, and can realize uniform-speed rotation auxiliary welding after clamping.
Description
Technical Field
The utility model relates to a clamp, in particular to a fixing clamp for welding, and belongs to the technical field of machine tool welding accessories.
Background
When a machine tool is used for welding, a workpiece to be welded needs to be fixed, and then welding is carried out, in the prior art, equipment for clamping the workpiece is clamped in a chuck jaw mode, and the large-size workpiece cannot be clamped efficiently; in addition, for clamping the special-shaped piece, the clamping difficulty is high, and the special-shaped piece is easy to loosen after being clamped; the current anchor clamps to dysmorphism piece centre gripping are like chinese patent application number: 201720658663.1, discloses a mounting fixture for welding processing, which can improve the clamping effect of the workpieces with irregular shapes and expand the application range of the fixture, but the fixture can not be flexibly positioned and can not be applied to machine tool welding.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a fixing clamp for welding, which can be positioned and installed on a machine tool, assists in clamping a workpiece in the welding process of the machine tool, and is convenient and stable to clamp.
The fixing clamp for welding processing comprises a cylinder seat; a positioning disc is arranged at the bottom of the cylinder seat; fixing the cylinder seat on a welding machine bed through a positioning disc; a plurality of semicircular straight grooves are axially formed in the inner side of the cylinder seat at intervals, a plurality of screw rods are screwed on the cylinder seat at intervals, the screw rods extend to the inner sides of the straight grooves, and ball heads are fixedly arranged at one ends, close to the straight grooves, of the screw rods through screwing or welding; during processing, the screw rod body is adjusted according to the structure of a workpiece to be welded, the screw rod body drives the ball head to adjust, and a gap is reserved between the ball head and the workpiece to be processed, so that the gap of the inner side of the whole cylinder seat can be adjusted; after the workpiece enters the cylinder seat, the movable gap is small; at least one end of the cylinder seat is provided with a cam through a bearing; 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; the clamping motor is electrically connected to the control board; the convex end of the cam extends to the inner side of the cylinder seat; a reset proximity switch electrically connected with the control panel is arranged on the cylinder seat; before the centre gripping, the cam laminating is in the proximity switch that resets, and this moment, the cylinder base is inboard is kept away from to the cam front end, and when carrying out the centre gripping, the control panel gives centre gripping motor signal, and the output shaft of centre gripping motor rotates through fluted disc and chain drive cam, and the cam carries out the centre gripping to the work piece, waits to weld.
Furthermore, the front end of the cam is an arc-shaped groove; a compression column is embedded on the arc-shaped groove; be provided with pressure sensors between arc recess and the compression leg, during the centre gripping, the cam drives the compression leg and compresses tightly the work piece, and after pressure sensors in the cam sensed preset pressure, the centre gripping motor stopped rotating, and the cam directly locks the work piece.
Furthermore, the front end of the cam is provided with an inclined plane, and the inclined plane is provided with a part groove; a pressure sensor is arranged on the inner side of the part groove, and a flitch is attached to the inclined surface; the inner surface of the flitch is attached to the pressure sensor, during clamping, the inclined surface of the cam compresses the workpiece, after the pressure sensor between the inclined surface and the flitch senses preset pressure, the clamping motor stops rotating, and the cam directly locks the workpiece.
Further, a pressure disc is arranged between the clamping motor and the cam on the cylinder seat; a fluted disc is arranged on an output shaft of the clamping motor; the chain is sleeved on the two fluted discs and the pressure disc, the clamping motor drives the cam to rotate, the chain on the cam detects pressure through the pressure disc, when the pressure reaches preset pressure, the clamping motor stops rotating, and the cam directly locks the workpiece.
Furthermore, an extension plate is integrally manufactured at intervals on the outer edge of the cylinder seat, and a hand-operated screw rod sliding table is fixed on the extension plate; a seat plate is fixed on a sliding block of the hand-operated lead screw sliding table, the cam and the clamping motor are both arranged on the seat plate, and the clamping motor drives the seat plate to linearly slide through the hand-operated lead screw sliding table according to a workpiece structure, so that the cam is close to or far away from the axis of the cylinder seat; thereby being capable of adapting to the appearance structure of the workpiece.
Further, the cylinder seat comprises a seat body, a bearing assembly is fixed at the top of the seat body, and a cylinder column penetrates through the bearing assembly; the upper transmission disc is fixed on the two sides of the bearing assembly of the cylinder, and the transmission shaft is arranged on the upper part of the seat body through a limiting bearing; a lower transmission disc is fixed on the transmission shaft opposite to the upper transmission disc; the upper transmission disc and the lower transmission disc are installed through a transmission chain; a speed reducing motor is fixed at the bottom of the seat body and is connected with the transmission shaft through a belt disc and a transmission belt; the input of the speed reducing motor is provided with a driving motor, the driving motor is provided with an encoder, the driving motor and the encoder are connected to a control panel, the driving motor drives the speed reducing motor to drive after a workpiece is clamped, and when the driving motor rotates, the encoder detects the angle and the number of turns so as to judge whether the cylinder seat rotates for one turn; during rotation, the gear motor drives the transmission shaft to rotate, and the upper transmission disc is driven to rotate by the two lower transmission discs on the transmission shaft in a synchronous mode, so that the cylinder is driven to rotate stably for a circle on the bearing assembly, and a welding head can be well matched for welding.
Furthermore, the two ends of the cylinder seat are both provided with a clamping motor and a cam, and the cam mounting positions at the two ends of the cylinder seat are staggered; the clamping motors and the cams at the two ends of the cylinder seat realize synchronous clamping of the workpiece.
Compared with the prior art, the fixing clamp for welding processing can be positioned and installed on a machine tool, assists in clamping a workpiece in the welding process of the machine tool, is convenient and stable to clamp, and can realize uniform-speed rotation auxiliary welding after clamping.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.
Fig. 2 is a schematic structural diagram of embodiment 2 of the present invention.
Fig. 3 is a schematic structural diagram of embodiment 3 of the present invention.
Fig. 4 is a schematic structural diagram of embodiment 4 of the present invention.
Fig. 5 is a schematic structural diagram of embodiment 5 of the present invention.
Detailed Description
Example 1:
the fixing jig for welding process shown in FIG. 1 comprises
Comprises a cylinder seat 1; the bottom of the cylinder seat 1 is provided with a positioning disc 2; fixing the cylinder seat on a welding machine bed through a positioning disc; a plurality of semicircular straight grooves 3 are axially formed in the inner side of the cylinder base 1 at intervals, a plurality of screw rods 4 are screwed on the cylinder base 1 at intervals, the screw rods 4 extend to the inner sides of the straight grooves 3, and ball heads 5 are fixedly arranged at one ends, close to the straight grooves, of the screw rods 4 through screwing or welding; during processing, the screw rod body is adjusted according to the structure of a workpiece to be welded, the screw rod body drives the ball head to adjust, and a gap is reserved between the ball head and the workpiece to be processed, so that the gap of the inner side of the whole cylinder seat can be adjusted; after the workpiece enters the cylinder seat, the movable gap is small; at least one end of the cylinder seat 1 is provided with a cam 6 through a bearing; a clamping motor 7 is fixed outside the cylinder seat 1, and a fluted disc 8 is mounted on an output shaft of the clamping motor 7; chains 9 are meshed on the two fluted discs 8; the clamping motor 7 is electrically connected to the control board; the convex end of the cam 6 extends to the inner side of the cylinder seat 1; a reset proximity switch 10 electrically connected with the control panel is arranged on the cylinder seat 1; before the centre gripping, the cam laminating is in the proximity switch that resets, and this moment, the cylinder base is inboard is kept away from to the cam front end, and when carrying out the centre gripping, the control panel gives centre gripping motor signal, and the output shaft of centre gripping motor rotates through fluted disc and chain drive cam, and the cam carries out the centre gripping to the work piece, waits to weld.
Wherein, the front end of the cam 6 is an arc-shaped groove 61; a compression column 62 is embedded on the arc-shaped groove 61; a pressure sensor 63 is arranged between the arc-shaped groove 61 and the pressing column 62, when clamping is conducted, the cam drives the pressing column to compress a workpiece, after the pressure sensor in the cam senses preset pressure, the clamping motor stops rotating, and the cam directly locks the workpiece.
Example 2:
as shown in fig. 2, in the fixing fixture for welding, an inclined surface 64 is formed at the front end of the cam 6, and a part groove is formed on the inclined surface 64; a pressure sensor 63 is arranged on the inner side of the part groove, and a pasting plate 65 is attached to the inclined surface 64; the inner surface of the flitch 65 is attached to the pressure sensor 63, during clamping, the inclined surface of the cam compresses the workpiece, after the pressure sensor between the inclined surface and the flitch senses preset pressure, the clamping motor stops rotating, and the cam directly locks the workpiece.
Example 3:
as shown in fig. 3, in the fixing fixture for welding, a pressure plate 11 is installed between the clamping motor 7 and the cam 6 on the cartridge holder 1; a fluted disc 8 is arranged on an output shaft of the clamping motor 7; the chain 9 is sleeved on the two fluted discs 8 and the pressure disc 11, the clamping motor drives the cam to rotate, the chain on the cam detects pressure through the pressure disc, when the pressure reaches preset pressure, the clamping motor stops rotating, and the cam directly locks the workpiece.
Example 4:
as shown in fig. 4, in the fixing fixture for welding, an extension plate 12 is integrally formed at intervals on the outer edge of the cylinder base 1, and a hand-operated screw rod sliding table 13 is fixed on the extension plate 12; a seat plate 14 is fixed on a sliding block of the hand-operated lead screw sliding table 13, the cam 6 and the clamping motor 7 are both arranged on the seat plate 14, and the clamping motor drives the seat plate to linearly slide through the hand-operated lead screw sliding table according to a workpiece structure, so that the cam is close to or far away from the axis of the cylinder seat; thereby being capable of adapting to the appearance structure of the workpiece.
Example 5:
as shown in fig. 5, the fixing fixture for welding process, the cartridge holder 1 includes a holder body 111, a bearing assembly 112 is fixed on the top of the holder body 111, and a cylinder 113 passes through the bearing assembly 112; an upper transmission disc 114 is fixed on the two sides of the bearing assembly of the cylinder 113, and a transmission shaft 115 is installed on the upper part of the seat body 111 through a limiting bearing; a lower transmission disc 116 is fixed on the transmission shaft 115 opposite to the upper transmission disc; the upper transmission disc 114 and the lower transmission disc 116 are installed through a transmission chain; a speed reducing motor 117 is fixed at the bottom of the base 111, and the speed reducing motor 117 is connected with a transmission shaft 115 through a belt disc and a transmission belt; the input of the speed reducing motor 117 is provided with a driving motor 118, the driving motor 118 is provided with an encoder 119, the driving motor 118 and the encoder are connected to a control panel, after a workpiece is clamped, the driving motor drives the speed reducing motor to drive, and when the driving motor rotates, the encoder detects the angle and the number of turns, so that whether the cylinder seat rotates for one turn or not is judged; during rotation, the gear motor drives the transmission shaft to rotate, and the upper transmission disc is driven to rotate by the two lower transmission discs on the transmission shaft in a synchronous mode, so that the cylinder is driven to rotate stably for a circle on the bearing assembly, and a welding head can be well matched for welding.
The device comprises a cylinder seat 1, a clamping motor 7, cams 6, a clamping motor and a clamping motor, wherein the clamping motor 7 and the cams 6 are arranged at two ends of the cylinder seat 1, and the installation positions of the cams 6 at two ends of the cylinder seat 1 are staggered; the clamping motors and the cams at the two ends of the cylinder seat realize synchronous clamping of the workpiece.
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 (7)
1. The utility model provides a mounting fixture for welding process which characterized in that: comprises a cylinder seat; a positioning disc is arranged at the bottom of the cylinder seat; a plurality of semicircular straight grooves are axially formed in the inner side of the cylinder seat at intervals, a plurality of screw rods are screwed on the cylinder seat at intervals, the screw rods extend to the inner sides of the straight grooves, and ball heads are fixedly arranged at one ends, close to the straight grooves, of the screw rods through screwing or welding; at least one end of the cylinder seat is provided with a cam through a bearing; 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; the clamping motor is electrically connected to the control board; the convex end of the cam extends to the inner side of the cylinder seat; and a reset proximity switch electrically connected with the control panel is arranged on the cylinder seat.
2. The fixing jig for welding process according to claim 1, characterized in that: the front end of the cam is an arc-shaped groove; a compression column is embedded on the arc-shaped groove; and a pressure sensor is arranged between the arc-shaped groove and the compression column.
3. The fixing jig for welding process according to claim 1, characterized in that: the front end of the cam is provided with an inclined plane, and the inclined plane is provided with a part groove; a pressure sensor is arranged on the inner side of the part groove, and a flitch is attached to the inclined surface; the inner surface of the flitch is jointed with the pressure sensor.
4. The fixing jig for welding process according to claim 1, characterized in that: a pressure disc is arranged between the clamping motor and the cam on the cylinder seat; a fluted disc is arranged on an output shaft of the clamping motor; the chain is sleeved on the two fluted discs and the pressure disc.
5. The fixing jig for welding process according to claim 1, characterized in that: an extension plate is integrally manufactured on the outer edge of the cylinder seat at intervals, and a hand-operated screw rod sliding table is fixed on the extension plate; the hand lead screw slip table is characterized in that a seat plate is fixed on a slide block of the hand lead screw slip table, and the cam and the clamping motor are both installed on the seat plate.
6. The fixing jig for welding process according to claim 1, characterized in that: the cylinder seat comprises a seat body, a bearing assembly is fixed at the top of the seat body, and a cylinder column penetrates through the bearing assembly; the upper transmission disc is fixed on the two sides of the bearing assembly of the cylinder, and the transmission shaft is arranged on the upper part of the seat body through a limiting bearing; a lower transmission disc is fixed on the transmission shaft opposite to the upper transmission disc; the upper transmission disc and the lower transmission disc are installed through a transmission chain; a speed reducing motor is fixed at the bottom of the seat body and is connected with the transmission shaft through a belt disc and a transmission belt; the input of the speed reducing motor is provided with a driving motor, the driving motor is provided with an encoder, and the driving motor and the encoder are connected into the control board.
7. The fixing jig for welding process according to claim 1, characterized in that: the cylinder seat is characterized in that the two ends of the cylinder seat are respectively provided with a clamping motor and a cam, and the cam mounting positions at the two ends of the cylinder seat are staggered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121452381.9U CN215787789U (en) | 2021-06-29 | 2021-06-29 | A mounting fixture for welding process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121452381.9U CN215787789U (en) | 2021-06-29 | 2021-06-29 | A mounting fixture for welding process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215787789U true CN215787789U (en) | 2022-02-11 |
Family
ID=80179282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121452381.9U Expired - Fee Related CN215787789U (en) | 2021-06-29 | 2021-06-29 | A mounting fixture for welding process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215787789U (en) |
-
2021
- 2021-06-29 CN CN202121452381.9U patent/CN215787789U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220211 |