CN107377797B

CN107377797B - Servo feeder

Info

Publication number: CN107377797B
Application number: CN201710656854.9A
Authority: CN
Inventors: 陈桢粦
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-08-03
Filing date: 2017-08-03
Publication date: 2023-04-14
Anticipated expiration: 2037-08-03
Also published as: CN107377797A

Abstract

The invention relates to the technical field of feeding equipment, in particular to a servo feeder which comprises a machine table, a feeding roller arranged on the machine table, a servo feeding device used for driving the feeding roller to rotate for feeding, a pressing roller arranged relative to the feeding roller, a releasing device used for driving the pressing roller to enable materials to be tightly attached to the feeding roller, and a material thickness adjusting device used for adjusting a feeding gap between the pressing roller and the feeding roller, wherein the pressing roller is arranged on the releasing device, and the material thickness adjusting device is connected to the releasing device. The plate feeding device has the advantages of reasonable structural design, high feeding speed, high working efficiency, convenience in controlling the tightness state of the plate, high feeding precision, no indentation of the plate, guarantee of the quality of the fed plate and reduction of the production cost.

Description

Servo feeder

Technical Field

The invention relates to the technical field of feeding equipment, in particular to a servo feeder.

Background

The servo feeder is relatively extensive in present five metals stamping process application, and current servo feeding machinery is various, and it all has different design philosophy separately, strives for can reach different user's operation requirement. However, although these servo feeders can substantially meet the use requirements, they have complex structure, unreasonable design, inconvenient use, low efficiency, and difficulty in controlling the tightness between the upper and lower feeding rollers, and the release action of the punch is not easy to realize during punching, so that the ejector pins of the die are difficult to align with the hole sites of the material during punching of the punch, the working precision is poor, and the plate is easy to cause indentation during feeding, thereby the quality of the fed plate is difficult to ensure.

Disclosure of Invention

The invention aims to provide a servo feeder which is high in feeding speed, good in quality and high in working efficiency.

In order to solve the technical problems, the invention adopts the following technical scheme:

a servo feeder comprises a machine table, a feeding roller arranged on the machine table, a servo feeding device used for driving the feeding roller to rotate for feeding, a compression roller arranged relative to the feeding roller, a releasing device used for driving the compression roller to enable a material to be attached to the feeding roller tightly, and a material thickness adjusting device used for adjusting a feeding gap between the compression roller and the feeding roller, wherein the compression roller is arranged on the releasing device, and the material thickness adjusting device is connected to the releasing device.

Furthermore, the servo feeding device comprises a feeding servo motor arranged on the machine table, a rotating shaft connected to the feeding servo motor and a main gear arranged at one end of the rotating shaft, and the feeding roller is arranged on the rotating shaft.

Further, the axis of rotation includes first pivot and second pivot, the one end of first pivot is connected in pay-off servo motor, and the other end of first pivot is connected in feed roll one end, the one end of second pivot is connected in the other end of feed roll, and the other end of second pivot is connected in the master gear, the both ends of feed roll all are provided with the bell mouth, first pivot and second pivot all are provided with the toper portion with bell mouth complex.

Further, the releasing device comprises a releasing motor arranged on the machine table, an eccentric shaft connected to the releasing motor, a swing arm connected to the eccentric shaft, a ram hinged to the swing arm, and a releasing adjusting piece connected to the ram, the press roller is arranged on the releasing adjusting piece, a slave gear is arranged at one end of the press roller and can be meshed with the master gear, one end of the releasing adjusting piece is hinged to the machine table, the feeding roller and the press roller are arranged in parallel to form a feeding gap, and the material thickness adjusting device is connected to the ram.

Furthermore, the machine table is provided with positioning blocks, the positioning blocks are arranged on two sides of the ram, and the positioning blocks and the swing arms are provided with waist-shaped holes for adjusting feeding angles.

Furthermore, the material thickness adjusting device comprises an adjusting motor arranged on the machine table, a screw rod connected to the adjusting motor, a movable nut connected to the screw rod in a transmission manner, and a material thickness adjusting block connected to the movable nut in a sliding manner, wherein the material thickness adjusting block is hinged to the middle part of the ram.

Furthermore, the movable nut is provided with a slope plate, the slope plate is provided with a first slope, the material thickness adjusting block is provided with a second slope matched with the first slope, and the first slope is connected with the second slope in a sliding mode.

Furthermore, the quick release device is arranged on the machine table, the quick release device is connected to one end, close to the swing arm, of the ram, and the quick release device is used for driving the ram to rotate quickly.

Furthermore, the device comprises a material adjusting device arranged on the machine table, wherein the material adjusting device comprises a transverse moving adjusting mechanism arranged on the machine table, a material adjusting rack movably connected to the transverse moving adjusting mechanism, a feeding mechanism arranged on the material adjusting rack and a material width adjusting mechanism arranged on one side of the feeding mechanism, and the feeding mechanism and the material width adjusting mechanism are arranged corresponding to the feeding gap.

Furthermore, the transverse moving adjusting mechanism comprises a fixed seat arranged on the machine table, a transverse moving screw rod rotationally connected to the fixed seat and an operating piece used for driving the transverse moving screw rod to rotate, and the material adjusting rack is in threaded connection with the transverse moving screw rod; the feeding mechanism comprises an upper material supporting roller and a lower material supporting roller which are arranged on the material adjusting rack, and a feeding port is formed between the upper material supporting roller and the lower material supporting roller; the material width adjusting mechanism comprises a screw rod arranged on the material adjusting rack, a material width adjusting nut in transmission connection with the screw rod, and an operating panel used for driving the screw rod to rotate.

The invention has the beneficial effects that: when the plate feeding device works, the position of the releasing device is adjusted up and down through the material thickness adjusting device, the releasing device drives the compression roller to adjust up and down, so that the size of a feeding gap between the compression roller and the feeding roller is adjusted to meet the requirements for feeding plates with different thicknesses, then the plates penetrate through the feeding gap between the compression roller and the feeding roller, the releasing device drives the compression roller to move down to enable the compression roller to be in contact with the plates, so that the plates are attached to the feeding roller, meanwhile, the servo feeding device drives the feeding roller to rotate, the plates are fed under the action of the compression roller and the feeding roller, when the plates are fed to a required length, the servo feeding device stops working, the feeding roller stops rotating, the releasing device rises and resets to enable the compression roller and the plates to be separated, so that the plates are stopped from feeding, and then the plates after being fed are subjected to stamping or cutting processing and the like through external equipment; the servo feeder is reasonable in structural design, high in feeding speed and high in working efficiency, the tightness state of the plate is convenient to control, feeding precision is high, the plate cannot generate an indentation, the quality of the plate after feeding is guaranteed, and production cost is reduced.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of another perspective view of the present invention.

Fig. 3 is a schematic perspective view of a hidden machine according to the present invention.

Fig. 4 is an exploded view of the rotating shaft and the feed roller of the present invention.

Fig. 5 is a schematic perspective view of the material adjusting device of the present invention.

Fig. 6 is an exploded view of the thickness adjusting block and the traveling nut of the present invention.

FIG. 7 is an exploded view of the positioning block, the swing arm and the eccentric shaft of the present invention.

Description of the reference numerals:

1. a machine platform; 2. a material adjusting device; 21. a traversing adjusting mechanism; 211. a fixed seat;

212. transversely moving the screw rod; 213. an operating member; 22. a material adjusting rack; 23. a feeding mechanism;

231. an upper supporting roller; 232. a material discharging roller; 233. a feeding port; 24. a material width adjusting mechanism;

241. a screw rod; 242. a material width adjusting nut; 243. an operation panel; 3. a servo feeding device;

31. a feeding servo motor; 32. a rotating shaft; 321. a first rotating shaft; 322. a second rotating shaft;

323. a tapered portion; 33. a feed roller; 331. a tapered hole; 332. a through hole; 34. a main gear;

4. a release device; 41. releasing the motor; 42. an eccentric shaft; 43. swinging arms; 44. a ram;

45. releasing the adjustment member; 46. a compression roller; 47. a slave gear; 5. a material thickness adjusting device;

51. adjusting the motor; 52. a screw; 53. moving the nut; 531. a ramp plate; 5311. a first inclined plane;

54. a material thickness adjusting block; 541. a second inclined surface; 6. positioning blocks; 61. a kidney-shaped hole;

7. a quick release device; 8. a feeding gap; 9. a spring; 10. a pressure adjusting device;

11. and (4) hinging the shaft.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.

As shown in fig. 1 to 7, the servo feeder provided by the present invention includes a machine table 1, a feeding roller 33 disposed on the machine table 1, a servo feeding device 3 for driving the feeding roller 33 to rotate for feeding, a pressing roller 46 disposed opposite to the feeding roller 33, a releasing device 4 for driving the pressing roller 46 to attach a material to the feeding roller 33, and a material thickness adjusting device 5 for adjusting a feeding gap 8 between the pressing roller 46 and the feeding roller 33, wherein the pressing roller 46 is mounted on the releasing device 4, and the material thickness adjusting device 5 is connected to the releasing device 4; specifically, the servo feeding device 3, the releasing device 4, and the material thickness adjusting device 5 are all installed on the machine table 1, the releasing device 4 and the material thickness adjusting device 5 are disposed above the servo feeding device 3, the material may be a plate, a plane, or other material, and in this embodiment, the plate is used for illustration.

During actual work, the position of the release device 4 is adjusted up and down through the material thickness adjusting device 5, the release device 4 drives the press roll 46 to adjust up and down, so that the size of a feeding gap 8 between the press roll 46 and the feeding roll 33 is adjusted, requirements for feeding plates with different thicknesses are met, then the plates penetrate through the feeding gap 8 between the press roll 46 and the feeding roll 33, the release device 4 drives the press roll 46 to move downwards to enable the press roll 46 to be in contact with the plates, the plates are attached to the feeding roll 33, meanwhile, the servo feeding device 3 drives the feeding roll 33 to rotate, the plates are fed under the action of the press roll 46 and the feeding roll 33, when the plates are fed to a required length, the servo feeding device 3 stops working, the feeding roll 33 stops rotating, the release device 4 rises and resets, the press roll 46 is separated from the plates, the plates are stopped to be fed, and then the plates fed by external equipment are subjected to stamping or cutting processing and the like; the servo feeder is reasonable in structural design, high in feeding speed, high in working efficiency, convenient to control the tightness state of the plate, high in feeding precision, free of indentation of the plate, capable of guaranteeing the quality of the plate after feeding and reducing the production cost.

In this embodiment, the servo feeding device 3 includes a feeding servo motor 31 installed on the machine platform 1, a rotating shaft 32 connected to the feeding servo motor 31, and a main gear 34 installed at one end of the rotating shaft 32, wherein the feeding roller 33 is installed on the rotating shaft 32; specifically, the releasing device 4 comprises a releasing motor 41 installed on the machine table 1, an eccentric shaft 42 connected to the releasing motor 41, a swing arm 43 connected to the eccentric shaft 42, a ram 44 hinged to the swing arm 43, and a releasing adjusting member 45 connected to the ram 44, the press roller 46 is installed on the releasing adjusting member 45, a slave gear 47 is installed at one end of the press roller 46, the slave gear 47 can be engaged with the master gear 34, a hinge shaft 11 is installed in the machine table 1, one end of the releasing adjusting member 45 is hinged to the hinge shaft 11 in the machine table 1, the feed roller 33 and the press roller 46 are arranged in parallel to form a feed gap 8, the thickness adjusting device 5 is connected to the ram 44, and the thickness adjusting block 54 is hinged to the middle of the ram 44.

When feeding, the plate is placed in the feeding gap 8, the release motor 41 of the release device 4 drives the eccentric shaft 42 to rotate, the eccentric shaft 42 drives the swing arm 43 to swing, the swing arm 43 drives the ram 44 to rotate around the hinged point, the ram 44 drives the release adjusting piece 45 to swing downwards, the release adjusting piece 45 drives the press roller 46 and the slave gear 47 to move downwards, the slave gear 47 is meshed with the master gear 34, the plate is attached to the feeding roller 33 by the press roller 46, meanwhile, the feeding servo motor 31 of the servo feeding device 3 drives the rotating shaft 32 to rotate, the rotating shaft 32 drives the feeding roller 33 and the master gear 34 to rotate, the master gear 34 drives the slave gear 47 to rotate, the press roller 46 is driven by the slave gear 47 to rotate, and under the action of the press roller 46 and the feeding roller 33, the plate is fed flexibly, the feeding efficiency is high, the press roller 46 and the feeding roller 33 are ensured to be driven simultaneously and apply uniform pressure to the plate, so that the plate is fed forward continuously, the plate is prevented from being scratched, and even if the precise indentation is not generated on the plate.

When feeding is needed, the release adjusting piece 45 is driven by the release motor 41 to swing downwards, so that the pressing roller 46 tightly attaches the plate to the feeding roller 33; when feeding is not needed, the adjusting member 45 is released to swing upwards under the driving of the releasing motor 41, so that the pressing roller 46 is separated from the plate, and the servo feeding device 3 stops working, thereby stopping feeding of the plate.

In this embodiment, the rotating shaft 32 includes a first rotating shaft 321 and a second rotating shaft 322, one end of the first rotating shaft 321 is connected to the feeding servo motor 31, the other end of the first rotating shaft 321 is connected to one end of the feeding roller 33, one end of the second rotating shaft 322 is connected to the other end of the feeding roller 33, the other end of the second rotating shaft 322 is connected to the main gear 34, and the rotating shaft 32 adopts a detachable structure, so as to facilitate the disassembly and assembly of the feeding roller 33, improve the assembly efficiency, and facilitate the maintenance of the feeding roller 33 and the rotating shaft 32; tapered holes 331 are formed in two ends of the feed roller 33, tapered portions 323 matched with the tapered holes 331 are formed in the first rotating shaft 321 and the second rotating shaft 322, the tapered portions 323 are arranged in the tapered holes 331, assembly of the rotating shaft 32 and the feed roller 33 is facilitated, coaxiality of the first rotating shaft 321, the second rotating shaft 322 and the feed roller 33 is improved, and stability of rotation of the rotating shaft 32 and the feed roller 33 is guaranteed.

In this embodiment, the machine table 1 is provided with the positioning blocks 6, the positioning blocks 6 are arranged on two sides of the ram 44, and the positioning blocks 6 have a positioning effect on the ram 44 and the swing arm 43, so as to facilitate the assembly of the ram 44 and the swing arm 43; the positioning block 6 and the swing arm 43 are provided with kidney-shaped holes 61 for adjusting the feeding angle, and the feeding end point and the bottom dead center of the release adjusting member 45 are controlled through the kidney-shaped holes 61, so that the feeding angle and the guide release angle are adjusted, and the standard guide release angle is 60 °.

Preferably, the feeding roller 33 and the pressing roller 46 are both provided with through holes 332, so that the mass of the feeding roller 33 and the pressing roller 46 is reduced, the moment of inertia is reduced, the rotating speed is increased, and the plate feeding efficiency is improved.

In this embodiment, the material thickness adjusting device 5 includes an adjusting motor 51 installed on the machine table 1, a screw 52 connected to the adjusting motor 51, a moving nut 53 connected to the screw 52 in a transmission manner, and a material thickness adjusting block 54 slidably connected to the moving nut 53, wherein the material thickness adjusting block 54 is hinged to the middle of the ram 44; specifically, the movable nut 53 is provided with a slope plate 531, the slope plate 531 is provided with a first inclined surface 5311, the material thickness adjusting block 54 is provided with a second inclined surface 541 matched with the first inclined surface 5311, and the first inclined surface 5311 is slidably connected with the second inclined surface 541.

According to the thickness of the plate actually fed, the size of the feeding gap 8 is adjusted through the material thickness adjusting device 5; specifically, the adjusting motor 51 drives the screw 52 to rotate, the screw 52 drives the moving nut 53 to move, the slope plate 531 of the moving nut 53 moves left and right along the material thickness adjusting block 54, the lifting adjustment of the releasing device 4 is realized under the cooperation of the first inclined surface 5311 and the second inclined surface 541, the cantilever 44 drives the releasing adjusting piece 45 to lift and adjust, the releasing adjusting piece 45 drives the pressing roller 46 to lift and adjust, so that the size of the feeding gap 8 between the pressing roller 46 and the feeding roller 33 is adjusted, the requirement of the thickness of the plate is met, and the feeding of the plate is facilitated.

The servo feeder of the embodiment further comprises a quick release device 7 installed on the machine platform 1, the quick release device 7 is connected to one end of the ram 44 close to the swing arm 43, and the quick release device 7 is used for driving the ram 44 to rotate quickly; preferably, the quick release device 7 is a cylinder; of course, the quick release device 7 may also be a driving mechanism such as a cylinder.

When the plate is fed, the plate is placed in the feeding gap 8, a piston rod of the air cylinder contracts to drive the ram 44 to rotate, so that one end of the ram 44 moves up quickly, the other end of the ram 44 moves down quickly, the release adjusting piece 45 is driven to swing down quickly, the release adjusting piece 45 drives the press roll 46 to move down quickly, the press roll 46 presses the plate onto the feeding roll 33 quickly, and the plate is fed; because the plate after being loaded needs larger feeding force when feeding is started, the quick release device 7 enables the release adjusting piece 45 to drive the compression roller 46 to move downwards quickly, the pressure of the compression roller 46 pressing the plate to the feeding roller 33 is increased instantly, so that the feeding force of the compression roller 46 and the feeding roller 33 for feeding the plate is increased, and the plate is fed conveniently; if the feeding force is insufficient, the plate cannot be fed or the feeding is not smooth, and the fed plate generates an indentation, so that the quality of the plate is influenced.

Preferably, a spring 9 is arranged between the quick release device 7 and the ram 44, and when the quick release device 7 drives the ram 44 to rotate, the spring 9 plays a role in eliminating a gap between the quick release device 7 and the ram 44, so as to improve the stability of the operation of the ram 44.

The servo feeder of this embodiment is still including installing in the material adjusting device 2 of board 1, material adjusting device 2 is including installing in the sideslip adjustment mechanism 21 of board 1, swing joint in the material adjustment frame 22 of sideslip adjustment mechanism 21, installing in the feed mechanism 23 of material adjustment frame 22 and setting up in the wide adjustment mechanism 24 of material of feed mechanism 23 one side, feed mechanism 23 and wide adjustment mechanism 24 of material set up corresponding to pay-off clearance 8.

Before the plate is fed, according to the actual size and width of the plate, firstly, the material adjusting rack 22 is adjusted to be in a proper position relative to the feeding roller 33 through the transverse moving adjusting mechanism 21, so that the proper positions of the feeding mechanism 23 and the material width adjusting mechanism 24 relative to the feeding roller 33 are adjusted, the position precision of the plate is guaranteed, then, according to the width of the plate, the width required by plate feeding is adjusted through adjusting the material width adjusting mechanism 24, finally, the plate penetrates through the feeding mechanism 23, the feeding of the plate is facilitated when the feeding mechanism 23 starts, the material width adjusting mechanism 24 guides and positions the plate, meanwhile, the plate is placed in the feeding gap 8, the subsequent plate is conveniently fed, the accuracy and the efficiency of plate feeding are improved, and the quality of the plate after feeding is guaranteed.

In this embodiment, the traverse adjusting mechanism 21 includes a fixing seat 211 installed on the machine 1, a traverse screw 212 rotatably connected to the fixing seat 211, and an operating element 213 for driving the traverse screw 212 to rotate, and the material adjusting rack 22 is threadedly connected to the traverse screw 212; during actual work, an operator drives the operating part 213 to rotate, the operating part 213 drives the traverse screw 212 to rotate, the material adjusting rack 22 moves to the right or to the left along the traverse screw 212, and the material adjusting rack 22 drives the feeding mechanism 23 and the material width adjusting mechanism 24 to move to the right or to the left for adjustment, so that the relative position of the plate and the feed roller 33 is ensured, and the feeding accuracy and efficiency are improved.

In this embodiment, the feeding mechanism 23 includes an upper material supporting roller 231 and a lower material supporting roller 232 mounted on the material adjusting frame 22, and a feeding port 233 is formed between the upper material supporting roller 231 and the lower material supporting roller 232; during the material loading, the plate passes material loading mouth 233 and carries out the material loading, and the material loading of plate is convenient for to go up material supporting roller 231 and lower material supporting roller 232, improves the efficiency of plate pay-off simultaneously, makes the plate pay-off more smoothly.

In this embodiment, the material width adjusting mechanism 24 includes a screw 241 installed on the material adjusting frame 22, a material width adjusting nut 242 connected to the screw 241 in a transmission manner, and an operation panel 243 for driving the screw 241 to rotate; preferably, two material width adjusting nuts 242 are connected to the screw rod 241 in a transmission manner. Of course, the operation panel 243 may be replaced by a driving device such as a motor. During actual work, according to the required width of plate pay-off, manual rotation operation panel 243, operation panel 243 drives lead screw 241 and rotates, and lead screw 241 drives about material width adjusting nut 242, adjusts the distance between two material width adjusting nuts 242 to adjust the required width of plate pay-off, when the plate carries out the pay-off, material width adjusting nut 242 plays support and guiding orientation's effect to the plate, guarantees the relative position of plate and feed roll 33, improves the accuracy and the efficiency of pay-off.

Preferably, a pressure adjusting device 10 is arranged between the release adjusting piece 45 and the machine table 1, the pressure adjusting device 10 always abuts against the release adjusting piece 45 downwards, so that the material thickness adjusting block 54 hinged to the ram 44 is always abutted against the slope plate 531 of the movable nut 53, pressure of the pressure adjusting device 10 on the release adjusting piece 45 is adjusted, the plate is prevented from being crushed when the release adjusting piece 45 swings downwards, and the quality of the plate is ensured. The pressure adjustment device 10 is prior art and will not be described herein.

Preferably, the feeding servo motor 31, the releasing motor 41 and the adjusting motor 51 are all servo motors, and the servo motors are prior art and are not described herein again.

All the technical features in the embodiment can be freely combined according to actual needs.

The above embodiments are preferred implementations of the present invention, and the present invention can be implemented in other ways without departing from the spirit of the present invention.

Claims

1. The utility model provides a servo feeder, includes board (1), its characterized in that: the automatic feeding device is characterized by further comprising a feeding roller (33) arranged on the machine table (1), a servo feeding device (3) used for driving the feeding roller (33) to feed materials in a rotating mode, a pressing roller (46) arranged relative to the feeding roller (33), a releasing device (4) used for driving the pressing roller (46) to enable the materials to be attached to the feeding roller (33) in a tight attaching mode, and a material thickness adjusting device (5) used for adjusting a feeding gap (8) between the pressing roller (46) and the feeding roller (33), wherein the pressing roller (46) is installed on the releasing device (4), and the material thickness adjusting device (5) is connected to the releasing device (4); the servo feeding device (3) comprises a feeding servo motor (31) arranged on the machine table (1), a rotating shaft (32) connected to the feeding servo motor (31) and a main gear (34) arranged at one end of the rotating shaft (32), and the feeding roller (33) is arranged on the rotating shaft (32); the releasing device (4) comprises a releasing motor (41) arranged on the machine table (1), an eccentric shaft (42) connected to the releasing motor (41), a swing arm (43) connected to the eccentric shaft (42), a ram (44) hinged to the swing arm (43) and a releasing adjusting piece (45) connected to the ram (44), the press roller (46) is arranged on the releasing adjusting piece (45), a driven gear (47) is arranged at one end of the press roller (46), the driven gear (47) can be meshed with the main gear (34), one end of the releasing adjusting piece (45) is hinged to the machine table (1), the feeding roller (33) and the press roller (46) are arranged in parallel to form a feeding gap (8), and the material thickness adjusting device (5) is connected to the ram (44); the material thickness adjusting device (5) comprises an adjusting motor (51) arranged on the machine table (1), a screw rod (52) connected to the adjusting motor (51), a movable nut (53) in transmission connection with the screw rod (52) and a material thickness adjusting block (54) in sliding connection with the movable nut (53), and the material thickness adjusting block (54) is hinged to the middle of the ram (44); the feeding roller (33) and the pressing roller (46) are both provided with through holes (332).

2. The servo feeder of claim 1, wherein: the rotating shaft (32) comprises a first rotating shaft (321) and a second rotating shaft (322), one end of the first rotating shaft (321) is connected to the feeding servo motor (31), the other end of the first rotating shaft (321) is connected to one end of the feeding roller (33), one end of the second rotating shaft (322) is connected to the other end of the feeding roller (33), the other end of the second rotating shaft (322) is connected to the main gear (34), tapered holes (331) are formed in two ends of the feeding roller (33), and the first rotating shaft (321) and the second rotating shaft (322) are provided with tapered portions (323) matched with the tapered holes (331).

3. The servo feeder of claim 1, wherein: the machine table (1) is provided with positioning blocks (6), the positioning blocks (6) are arranged on two sides of the ram (44), and the positioning blocks (6) and the swing arms (43) are provided with waist-shaped holes (61) for adjusting feeding angles.

4. The servo feeder of claim 1, wherein: the movable nut (53) is provided with a slope plate (531), the slope plate (531) is provided with a first inclined surface (5311), the material thickness adjusting block (54) is provided with a second inclined surface (541) matched with the first inclined surface (5311), and the first inclined surface (5311) is in sliding connection with the second inclined surface (541).

5. The servo feeder of claim 1, wherein: the quick release device (7) is arranged on the machine table (1), the quick release device (7) is connected to one end, close to the swing arm (43), of the ram (44), and the quick release device (7) is used for driving the ram (44) to rotate quickly.

6. The servo feeder of claim 1, wherein: the material adjusting device comprises a machine table (1) and is characterized by further comprising a material adjusting device (2) installed on the machine table (1), wherein the material adjusting device (2) comprises a transverse moving adjusting mechanism (21) installed on the machine table (1), a material adjusting rack (22) movably connected to the transverse moving adjusting mechanism (21), a feeding mechanism (23) installed on the material adjusting rack (22) and a material width adjusting mechanism (24) arranged on one side of the feeding mechanism (23), and the feeding mechanism (23) and the material width adjusting mechanism (24) are arranged corresponding to a feeding gap (8).

7. The servo feeder of claim 6, wherein: the transverse moving adjusting mechanism (21) comprises a fixed seat (211) arranged on the machine table (1), a transverse moving screw rod (212) rotatably connected to the fixed seat (211) and an operating piece (213) used for driving the transverse moving screw rod (212) to rotate, and the material adjusting rack (22) is in threaded connection with the transverse moving screw rod (212); the feeding mechanism (23) comprises an upper material supporting roller (231) and a lower material supporting roller (232) which are arranged on the material adjusting rack (22), and a feeding port (233) is formed between the upper material supporting roller (231) and the lower material supporting roller (232); the material width adjusting mechanism (24) comprises a screw rod (241) arranged on the material adjusting rack (22), a material width adjusting nut (242) in transmission connection with the screw rod (241) and an operating plate (243) used for driving the screw rod (241) to rotate.