Automatic deburring device for multiple molded surfaces of injection molded part

Abstract

The utility model provides an automatic deburring device for multiple molded surfaces of an injection molded part, which comprises a workbench, a workpiece clamping and conveying component and two deburring components, and at least two stations are arranged on the workbench along the conveying direction; the workpiece clamping and conveying assembly comprises a movable seat, a movable seat driving device, two clamping plates and two clamping plate driving devices, the movable seat driving device drives the two clamping plates to move back and forth in the conveying direction through the movable seat, the clamping plates are arranged above the workbench, and the clamping plate driving devices are connected with the clamping plates in a one-to-one correspondence mode. The clamping plate driving device can drive one clamping plate to move close to or away from the other clamping plate, a first clamping opening and a second clamping opening are formed between the two clamping plates, the first clamping opening and the second clamping opening are arranged in the conveying direction, and the first clamping opening and the second clamping opening can move back and forth between the two stations. The two deburring assemblies are arranged in the corresponding stations correspondingly. The automatic burr removing device can automatically remove burrs on workpieces and has the advantages of being small in size and high in efficiency.

Description

Technical Field

[0001] The utility model relates to the field of deburring equipment, in particular to an automatic deburring device for multiple surfaces of injection molded parts. Background Art

[0002] After injection molding, there will be defects and burrs on the outer wall of the injection molded parts, and the injection molded parts need to be deburred. The traditional deburring method is to use a knife to perform the deburring operation manually, which has a large investment in labor costs, low work efficiency, and is easy to damage the injection molded parts.

[0003] When some existing automatic deburring equipment performs deburring operations on multiple surfaces of a workpiece, it is generally necessary to set up a conveyor line to realize the transfer of the workpiece between different workstations, resulting in a large space occupied by the deburring equipment. Summary of the invention

[0004] The utility model aims to provide an automatic deburring device for multiple surfaces of injection molded parts which is small in size and can remove burrs on the surface and side surfaces of workpieces.

[0005] In order to achieve the above-mentioned purpose, the utility model provides an automatic deburring device for multiple surfaces of injection molded parts, including a workbench, a workpiece clamping and conveying assembly and two deburring assemblies, the workbench is arranged with at least two workstations along the conveying direction; the workpiece clamping and conveying assembly includes a movable seat, a movable seat driving device, two clamps and two clamp driving devices, the two clamps are respectively arranged on both sides of the movable seat, the movable seat driving device drives the two clamps to move back and forth along the conveying direction through the movable seat, the clamps are arranged above the workbench, and the two clamps are simultaneously arranged on both sides of the two workstations, the clamp driving device is connected to the clamps in a one-to-one correspondence, the clamp driving device can drive the corresponding clamp to move closer to or away from the other clamp, a first clamping port and a second clamping port are formed between the two clamps, the first clamping port and the second clamping port are arranged along the conveying direction, and the first clamping port and the second clamping port can both move back and forth between the two workstations; the two deburring assemblies are respectively arranged in the corresponding workstations.

[0006] It can be seen from the above scheme that by setting two clamping plates to form a first clamping port and a second clamping port, the first clamping port and the second clamping port can move back and forth in the conveying direction, which can not only reduce the moving distance of the clamping plates in the conveying direction and save space, but also realize the automatic conveying of the workpiece. Compared with the prior art scheme of setting a conveyor line to transport the workpiece, it has the advantages of small size and low production cost; by setting two deburring components for removing burrs on the surface and / or side of the workpiece, the utility model can replace the existing manual deburring operation, which is beneficial to improving the deburring work efficiency and work quality.

[0007] A further solution is that the workpiece clamping and conveying assembly also includes a fixed seat, which is suspended below the workbench, and a movable seat is slidably arranged on the fixed seat along the conveying direction and is located below the workbench; the number of first clamping ports is set to multiple, and the number of second clamping ports is set to multiple, and the multiple first clamping ports and the multiple second clamping ports are arranged at intervals along the conveying direction, the first clamping ports can clamp and position the workpiece, and the second clamping ports can clamp the workpiece.

[0008] It can be seen from the above scheme that by setting different clamping ports, a suitable clamping port can be automatically selected to perform clamping or positioning operations when needed.

[0009] A further solution is that the workstations include a flat grinding station and a side milling station; the deburring assembly includes a flat grinding assembly and a side milling assembly, the flat grinding assembly is arranged in the flat grinding station, and the side milling assembly is arranged in the side milling station.

[0010] It can be seen from the above scheme that the surface grinding component is provided to remove burrs on the surface of the workpiece, and the side milling component is provided to remove burrs on the peripheral wall of the workpiece.

[0011] A further solution is that a stop station, a loading station, a surface grinding waiting station, a surface grinding lower position, a side milling waiting station and a unloading station are also provided on the workbench. The stop station, the loading station, the surface grinding waiting station, the surface grinding station, the surface grinding lower position, the side milling waiting station, the side milling station and the unloading station are arranged in sequence along the conveying direction.

[0012] A further solution is that a blocking column and a blocking column driving device are provided on the stopping station, one end of the blocking column extends into the stopping station, and the blocking column driving device can drive the blocking column to extend into or withdraw from the stopping station.

[0013] It can be seen from the above scheme that by setting a stop column, it is used to block the workpiece and play the function of stopping the workpiece.

[0014] A further solution is that the surface grinding assembly includes a surface grinding head, a surface grinding head driving device, a first fixed frame, a lifting plate and a lifting plate driving device, the first fixed frame is arranged on the workbench, the lifting plate is arranged on the first fixed frame, the surface grinding head is arranged on the lifting plate, the lifting plate driving device can drive the lifting plate and the surface grinding head to move up and down, and the surface grinding head driving device can drive the surface grinding head to rotate around its own axis.

[0015] It can be seen from the above scheme that a surface grinding head is provided to perform a deburring operation on the surface of a workpiece.

[0016] A further solution is that an upper positioning column, a lower positioning column, an upper positioning column driving device and a lower positioning column driving device are provided in the side milling station, and the upper positioning column and the lower positioning column are correspondingly arranged on the upper and lower sides of the side milling station, the upper positioning column driving device can drive the upper positioning column to move downward, and the lower positioning column driving device can drive the lower positioning column to move upward; a first rotating joint is connected between the upper positioning column driving device and the upper positioning column, so that the upper positioning column can rotate around its own axis, and a second rotating joint is connected between the lower positioning column driving device and the lower positioning column, so that the lower positioning column can rotate around its own axis.

[0017] It can be seen from the above scheme that by setting up the upper positioning column and the lower positioning column, they are used to be inserted into the center hole of the workpiece from the upper and lower sides of the workpiece to lift the workpiece, so that the bottom surface of the workpiece is separated from the workbench surface, which is convenient for the subsequent rotation of the workpiece; by setting the first rotating joint and the second rotating joint, the upper positioning column, the lower positioning column and the workpiece can be rotated.

[0018] A further solution is that the side milling assembly includes a workpiece rotation assembly, a side milling head, a side milling head translation assembly and a side milling head driving device. The workpiece rotation assembly is arranged on the first side of the side milling station to drive the workpiece to rotate; the side milling head is arranged on the second side of the side milling station, the side milling head translation assembly can drive the side milling head to move toward the side milling station, and the side milling head driving device can drive the side milling head to rotate around its own axis.

[0019] It can be seen from the above scheme that the workpiece rotating assembly is provided to drive the workpiece to rotate; and the side milling head is provided to remove burrs on the side of the workpiece.

[0020] A further solution is that the workpiece rotation assembly includes a rotary drive head, a rotary drive device, a translation frame and a translation frame drive device. The rotary drive head is arranged on the translation frame. The translation frame drive device can drive the translation frame and the rotary drive head to move toward the milling side station. The rotary drive device can drive the rotary drive head to rotate around its own axis.

[0021] A further solution is that the automatic deburring device for multiple surfaces of injection molded parts also includes a chip groove and a vacuum cleaner. The chip groove is arranged below the flat surface grinding station and the side surface milling station at the same time, and the vacuum cleaner is connected to the inside of the chip groove through a pipeline.

[0022] It can be seen from the above scheme that the chip receiving groove is provided to receive the waste chips in the deburring process, and the vacuum cleaner is provided to collect the waste chips. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a structural diagram of an embodiment of the utility model.

[0024] Figure 2It is a structural diagram of a workbench and a clamping plate in an embodiment of the utility model.

[0025] Figure 3 It is a top view of a workbench and a clamping plate in an embodiment of the utility model.

[0026] Figure 4 It is a structural diagram of the workpiece clamping and conveying assembly from a first perspective in an embodiment of the utility model.

[0027] Figure 5 It is a structural diagram of the workpiece clamping and conveying assembly from a second viewing angle in an embodiment of the utility model.

[0028] Figure 6 It is a structural diagram of the surface grinding component in the embodiment of the utility model.

[0029] Figure 7 It is a structural diagram of the side milling component in the embodiment of the utility model.

[0030] Figure 8 It is a side view of the milling side component in the embodiment of the utility model.

[0031] The present invention will be further described below with reference to the accompanying drawings and embodiments. Implementation

[0032] See also Figure 1 The present embodiment provides an automatic deburring device for multiple surfaces of injection molded parts, comprising a workbench 1, a workpiece clamping and conveying assembly 2, and two deburring assemblies. The deburring assemblies can be arranged according to actual needs. In the present embodiment, the two deburring assemblies are a flat surface grinding assembly 3 and a side surface milling assembly 4.

[0033] The loading end of the workbench 1 is also provided with a feeding trough 5, which extends along the conveying direction. In this embodiment, the conveying direction is longitudinal. A plurality of workpieces 6 are arranged in the feeding trough 5, and the plurality of workpieces 6 move forward by external force. The workpiece clamping and conveying assembly 2 is arranged on the workbench 1, and the feeding end of the workpiece clamping and conveying assembly 2 is correspondingly arranged and connected to the feeding trough 5; the surface grinding assembly 3 and the side milling assembly 4 are arranged on the workbench 1 along the conveying direction and are both arranged above the workpiece clamping and conveying assembly 2.

[0034] See also Figures 2 to 5 The workbench 1 is provided with at least two workstations arranged along the conveying direction, and the two workstations correspond to two deburring components respectively, that is, the two workstations are a surface grinding workstation 14 and a side milling workstation 17 respectively.

[0035] In order to realize automatic transmission of workpieces, the workbench 1 of this embodiment is provided with a stop station 11, a loading station 12, a surface grinding waiting station 13, a surface grinding station 14, a surface grinding lower station 15, a side milling waiting station 16, a side milling station 17 and a unloading station 18 arranged in sequence along the conveying direction.

[0036] The stopping station 11 is arranged at the discharge end of the feed trough 5, and is used to stop a plurality of workpieces 6 being fed in batches. A blocking column 111 and a blocking column driving device 112 are arranged in the stopping station 11. Preferably, two blocking columns 111 are arranged, and the two blocking columns 111 are arranged in a horizontal arrangement. The blocking column driving device 112 is arranged below the workbench 1, and the blocking column driving device 112 is connected to the lower part of the blocking column 111 through a connecting plate, and the upper part of the blocking column 111 extends through the workbench 1 into the stopping station 11. The blocking column driving device 112 is preferably an air cylinder or an oil cylinder, and the blocking column driving device 112 can simultaneously drive the two blocking columns 111 to move up and down, so that the two blocking columns 111 extend into or out of the stopping station 11 at the same time. When the blocking column 111 extends into the stopping station 11, it can temporarily block the movement of the workpiece 6, thereby stopping the workpiece 6.

[0037] The workpiece clamping and conveying assembly 2 includes a fixed seat 21, a movable seat 22, a movable seat driving device 23, two clamps 24 and two clamp driving devices 25. The fixed seat 21 is suspended below the workbench 1, and the movable seat 22 is movably arranged on the fixed seat 21 along the conveying direction. The movable seat driving device 23 can drive the movable seat 22 to move along the conveying direction. The movable seat driving device 23 is preferably a cylinder or an oil cylinder. The two clamps 24 and the two clamp driving devices 25 are both arranged on the movable seat 22, and the two clamps 24 are relatively arranged above the workbench 1 in the transverse direction. The two clamp driving devices 25 are connected to the two clamps 24 in a one-to-one correspondence. The clamp driving device 25 can drive the corresponding clamps 24 to move in the transverse direction, that is, the two clamps 24 can move relatively close to or away from each other. At least one clamping port is formed between the two clamps 24, and the clamping port can be used to clamp the workpiece 6 and transfer the workpiece 6 to the next station. The clamping port can also be used to position the workpiece 6.

[0038] The two clamping plates 24 are arranged on both sides of the plane grinding station 14 and the side milling station 17 at the same time. The clamping mouth can move from the plane grinding station 14 to the side milling station 17 to realize the self-transfer of the workpiece 6 from the plane grinding station 14 to the side milling station 17.

[0039] Furthermore, both ends of the clamping plate 24 extend to the loading station 12 and the unloading station 18 respectively, so that the clamping port can clamp the workpiece 6 from the loading station 12 and move in sequence to the surface grinding waiting station 13, the surface grinding station 14, the surface grinding lower position 15, the side milling waiting station 16, the side milling station 17 and the unloading station 18, thereby realizing automatic loading and unloading of the workpiece 6.

[0040] In order to improve the transmission efficiency and shorten the moving distance of the clamping plate 24 in the conveying direction, a plurality of first clamping openings 26 and a plurality of second clamping openings 27 are arranged between the two clamping plates 24. In this embodiment, four first clamping openings 26 and three second clamping openings 27 are taken as an example, and the first clamping openings 26 and the second clamping openings 27 are arranged in intervals along the conveying direction. In this embodiment, the clamping plate 24 is provided with a V-shaped groove 241 at the position of the first clamping opening 26, and the two V-shaped grooves 241 are arranged opposite to each other and form the first clamping opening 26; the clamping plate 24 is provided with a flat portion 242 at the position of the second clamping opening 27, and the two flat portions 242 are arranged parallel and opposite to each other to form the second clamping opening 27. And the flat portion 242 is flush with the notch of the V-shaped groove 241, so that the clamping width of the second clamping opening 27 is smaller than the clamping width of the first clamping opening 26. The first clamping opening 26 can not only position the workpiece 6 but also clamp the workpiece 6 and move it to the next station; the second clamping opening 27 can clamp the workpiece 6 and move it to the next station.

[0041] When workpiece 1 moves from the stop station 11 to the loading station 12, first, workpiece 1 is clamped and positioned by the first first clamping port 26; then, workpiece 1 is clamped by the first second clamping port 27 and moved to the surface grinding waiting station 13; then, workpiece 1 is positioned again by the second first clamping port 26 and moved to the surface grinding station 14, at which time the surface grinding assembly 3 can perform surface deburring operation on workpiece 1, and at this time, the first clamping port 26 always clamps the workpiece until the grinding is completed; then, the first clamping port 26 is released, and at this time, workpiece 2 moves from the stop station 11 to the loading station 12; then, workpiece 2 is clamped and positioned by the first first clamping port 26; then, workpiece 1 and workpiece 2 are clamped at the same time and moved to the next station at the same time, so that workpiece 2 is located at the surface grinding waiting station 13 and workpiece 1 is located at the surface grinding lower position 15; then, workpiece 2 is positioned again by the first clamping port 26 and moved to the surface grinding station 14, at which time, workpiece 1 is clamped to the milling side Surface waiting station 16; then the flat grinding component 3 can perform a flat deburring operation on workpiece two, at this time the first clamping port 26 always clamps workpiece two until grinding is completed; then, the first clamping port 26 is released, at this time workpiece three moves from the stop station 11 to the loading station 12; then clamp and position workpiece three through the first first clamping port 26; then clamp workpiece one, workpiece two and workpiece three at the same time and move to the next station at the same time, so that workpiece three is located at the flat grinding waiting station 13, workpiece two is located at the flat grinding lower position 15, and workpiece one is located at the side milling station 17; at this time, the side milling component 4 can perform a side deburring operation on workpiece one; then clamp workpiece one, workpiece two and workpiece three at the same time and move to the next station, so that workpiece one is located at the unloading station 18, workpiece two is located at the side milling waiting station 16, and workpiece three is located at the flat grinding station 14, so that the deburring operation of one workpiece 6 is completed, and subsequent workpieces 6 are deburred one by one according to the above steps.

[0042] See also Figure 6 The surface grinding assembly 3 is arranged just above the surface grinding station 14. The surface grinding assembly 3 comprises a surface grinding head 31, a surface grinding head driving device 32, a first fixed frame 33, a lifting plate 34 and a lifting plate driving device 35. The first fixed frame 33 is arranged on the workbench 1, the lifting plate 34 is arranged on the first fixed frame 33 to move up and down, the lifting plate driving device 35 is fixedly connected to the top wall of the first fixed frame 33, the surface grinding head 31 and the surface grinding head driving device 32 are both arranged on the lifting plate 34, the lifting plate driving device 35 can drive the lifting plate 34, the surface grinding head 31 and the surface grinding head driving device 32 to move up and down, and the surface grinding head driving device 32 can drive the surface grinding head 31 to rotate around its own axis.

[0043] See also Figure 7 and Figure 8 The side milling assembly 4 is arranged directly above the side milling station 17 .

[0044] An upper positioning column 171, a lower positioning column 172, an upper positioning column driving device 173 and a lower positioning column driving device 174 are arranged in the side milling station 17. The upper positioning column 171 and the lower positioning column 172 are arranged on the upper and lower sides of the side milling station 17 correspondingly, and the upper positioning column driving device 173 can drive the upper positioning column 171 to move downward, and the lower positioning column driving device 174 can drive the lower positioning column 172 to move upward. Specifically: the workbench 1 is provided with a second fixed frame 175 directly above the side milling station 17, and the upper positioning column 171 and the upper positioning column driving device 173 are both arranged on the top wall of the second fixed frame 175; the lower positioning column 172 and the lower positioning column driving device 174 are both arranged below the workbench 1, and the lower positioning column 172 can pass through the workbench 1 upward. The upper positioning column 171 and the lower positioning column 172 can be inserted into the center hole of the workpiece 6 to lift and support the workpiece 6, so that the bottom surface of the workpiece 6 is separated from the surface of the workbench 1.

[0045] A first rotary joint is connected between the upper positioning column driving device 173 and the upper positioning column 171, so that the upper positioning column 171 can rotate around its own axis, and a second rotary joint is connected between the lower positioning column driving device 174 and the lower positioning column 172, so that the lower positioning column 172 can rotate around its own axis. The upper positioning column driving device 173 and the lower positioning column driving device 174 can be air cylinders or oil cylinders.

[0046] The side milling assembly 4 includes a workpiece rotating assembly 41 , a side milling head 42 , a side milling head translation assembly 43 and a side milling head driving device 44 .

[0047] The workpiece rotating assembly 41 is arranged at the first side of the milling side station 17, and is used to drive the workpiece 6 to rotate. Specifically, the workpiece rotating assembly 41 includes a rotating driving head 411, a rotating driving device 412, a translation frame 413, and a translation frame driving device 414. The translation frame 413 is arranged at one side of the second fixed frame 175. The rotating driving head 411 and the rotating driving device 412 are both arranged on the translation frame 413. The translation frame driving device 414 can drive the translation frame 413 and the rotating driving head 411 thereon to move toward the milling side station 17, so that the peripheral wall of the rotating driving head 411 abuts against the peripheral wall of the workpiece 6. The rotating driving device 412 can drive the rotating driving head 411 to rotate around its own axis, and the rotating driving head 411 drives the workpiece 6 to rotate by friction.

[0048] The side milling head translation assembly 43 is arranged on the second side of the side milling station 17. The side milling head translation assembly 43 includes a translation plate 431 and a translation drive device 432. The side milling head 42 is arranged on the translation plate 431. The translation drive device 432 can drive the translation plate 431 and the side milling head 42 thereon to move toward the side milling station 17. The translation drive device 432 can be a cylinder or an oil cylinder. The side milling head 42 extends in the up and down direction. The side milling head drive device 44 can drive the side milling head 42 to rotate around its own axis. The side milling head 42 is close to the peripheral wall of the workpiece 6 to remove burrs on the side of the workpiece 6. The side milling head drive device 44 can be a motor, and the motor is connected to the side milling head 42 through a belt drive mechanism or a chain drive mechanism.

[0049] Combination Figure 1 , Figure 2 and Figure 4 In order to facilitate the movement of the splint 24 in the conveying direction and the lateral direction, two avoidance grooves 19 are provided on the workbench 1, and the avoidance groove 19 runs through the thickness direction of the workbench 1; the splint 24 is connected to the splint driving device 25 through a connecting plate 28, and the connecting plate 28 is arranged in the avoidance groove 19, and the connecting plate 28 can move in the conveying direction and the lateral direction in the avoidance groove 19.

[0050] Since waste chips are generated during the deburring operation, in order to collect the waste chips, the automatic deburring device for multiple surfaces of injection molded parts in this embodiment also includes a chip groove 7 and a vacuum cleaner 8. The chip groove 7 is at least simultaneously arranged below the flat grinding station 14 and the side milling station 17, and is preferably arranged below the entire avoidance groove 19. The vacuum cleaner 8 is connected to the inside of the chip groove 7 through a pipe, and is used to suck the waste chips into the chip groove 7.

[0051] In summary, the utility model forms a clamping opening by setting two clamping plates, and realizes automatic transportation of the workpiece between different workstations through the clamping opening. Compared with the solution of setting a conveyor line to transport the workpiece in the prior art, the utility model has the advantages of small size and low production cost. By setting two deburring components for removing burrs on the surface and / or side of the workpiece, the utility model can replace the existing manual deburring operation, which is beneficial to improving the work efficiency and work quality of deburring.

[0052] Finally, it should be emphasized that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may have various changes and modifications. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. An automatic deburring device for multiple surfaces of injection molded parts. It is characterized in that include: A workbench, wherein at least two workstations are arranged along the conveying direction; The workpiece clamping and conveying assembly comprises a movable seat, a movable seat driving device, two clamping plates and two clamping plate driving devices, the two clamping plates are respectively arranged on both sides of the movable seat, the movable seat driving device drives the two clamping plates to move back and forth along the conveying direction through the movable seat, the clamping plates are arranged above the workbench, and the two clamping plates are simultaneously arranged on both sides of the two workstations, the clamping plate driving device is connected to the clamping plates in a one-to-one correspondence, the clamping plate driving device can drive the corresponding clamping plate to move closer to or away from the other clamping plate, a first clamping port and a second clamping port are formed between the two clamping plates, the first clamping port and the second clamping port are arranged in an array along the conveying direction, and the first clamping port and the second clamping port can both move back and forth between the two workstations; Two deburring components are respectively arranged in the corresponding workstations.

2. The automatic deburring device for multiple surfaces of injection molded parts according to claim 1, Features: The workpiece clamping and conveying assembly further comprises a fixed seat, the fixed seat is suspended below the workbench, and the movable seat is slidably arranged on the fixed seat along the conveying direction and is located below the workbench; The number of the first clamping openings is set to be multiple, the number of the second clamping openings is set to be multiple, the multiple first clamping openings and the multiple second clamping openings are arranged at intervals along the conveying direction, the first clamping openings can clamp and position the workpiece, and the second clamping openings can clamp the workpiece.

3. The automatic deburring device for multiple surfaces of injection molded parts according to claim 1, Features: The workstations include a surface grinding workstation and a side milling workstation; The deburring assembly comprises a flat surface grinding assembly and a side surface milling assembly. The flat surface grinding assembly is arranged in the flat surface grinding station, and the side surface milling assembly is arranged in the side surface milling station.

4. The automatic deburring device for multiple surfaces of injection molded parts according to claim 3, Features: The workbench is also provided with a stopping station, a loading station, a surface grinding waiting station, a surface grinding lower position, a side milling waiting station and a unloading station. The stopping station, the loading station, the surface grinding waiting station, the surface grinding station, the surface grinding lower position, the side milling waiting station, the side milling station and the unloading station are arranged in sequence along the conveying direction.

5. The automatic deburring device for multiple surfaces of injection molded parts according to claim 4, Features: The stop station is provided with a blocking column and a blocking column driving device, one end of the blocking column extends into the stop station, and the blocking column driving device can drive the blocking column to extend into or withdraw from the stop station.

6. The automatic deburring device for multiple surfaces of injection molded parts according to claim 3, Features: The surface grinding assembly includes a surface grinding head, a surface grinding head driving device, a first fixed frame, a lifting plate and a lifting plate driving device. The first fixed frame is arranged on the workbench, the lifting plate is arranged on the first fixed frame, the surface grinding head is arranged on the lifting plate, the lifting plate driving device can drive the lifting plate and the surface grinding head to move up and down, and the surface grinding head driving device can drive the surface grinding head to rotate around its own axis.

7. The automatic deburring device for multiple surfaces of injection molded parts according to claim 3, Features: An upper positioning column, a lower positioning column, an upper positioning column driving device and a lower positioning column driving device are arranged in the side milling station. The upper positioning column and the lower positioning column are arranged on the upper and lower sides of the side milling station correspondingly. The upper positioning column driving device can drive the upper positioning column to move downward, and the lower positioning column driving device can drive the lower positioning column to move upward; A first rotating joint is connected between the upper positioning column driving device and the upper positioning column, so that the upper positioning column can rotate around its own axis. A second rotating joint is connected between the lower positioning column driving device and the lower positioning column, so that the lower positioning column can rotate around its own axis.

8. The automatic deburring device for multiple surfaces of injection molded parts according to claim 3, Features: The side milling assembly includes a workpiece rotating assembly, a side milling head, a side milling head translation assembly and a side milling head driving device, and the workpiece rotating assembly is arranged on the first side of the side milling station to drive the workpiece to rotate; The side milling head is arranged on the second side of the side milling station, the side milling head translation assembly can drive the side milling head to move toward the side milling station, and the side milling head driving device can drive the side milling head to rotate around its own axis.

9. The automatic deburring device for multiple surfaces of injection molded parts according to claim 8, Features: The workpiece rotation assembly includes a rotary drive head, a rotary drive device, a translation frame and a translation frame drive device. The rotary drive head is arranged on the translation frame. The translation frame drive device can drive the translation frame and the rotary drive head to move toward the side milling station. The rotary drive device can drive the rotary drive head to rotate around its own axis.

10. The automatic deburring device for multiple surfaces of injection molded parts according to any one of claims 3 to 9, Features: The automatic deburring device for multiple surfaces of injection molded parts also includes a chip groove and a dust collector. The chip groove is arranged below the surface grinding station and the side milling station at the same time, and the dust collector is connected to the inside of the chip groove through a pipeline.

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