Mechanism for automatically disassembling inner hexagonal screw and implementation method thereof

Abstract

The invention discloses a mechanism for automatically disassembling an inner hexagonal screw. The mechanism comprises a base, a moving seat is installed above the base through a linear sliding rail, a feeding assembly is further installed above the base, the output end of the feeding assembly is connected with the moving seat, and a bit assembly is installed above the moving seat; the invention further discloses an implementation method of the mechanism for automatically disassembling the inner hexagonal screw. The transverse moving module drives the moving seat to move, so that the screwdriver head abuts against an inner hexagonal screw to be dismounted, the speed reducing motor drives the screwdriver head to rotate, automatic dismounting of the inner hexagonal screw is achieved, the labor intensity is reduced, and the working efficiency is improved; according to the invention, the elastic force of the first spring acts on the moving seat, so that the bit abuts against the inner hexagonal screw, the bit and the inner hexagonal screw are in flexible contact, and the damage of the mechanism caused by rigid abutting is avoided.

Description

Technical Field

[0001] The invention belongs to the technical field of disassembling hexagon socket screws, and in particular relates to a mechanism for automatically disassembling hexagon socket screws and a method for realizing the same. Background Art

[0002] The steel strip product is wound by ultra-thin iron sheets. After being wound by the winder, it is manually placed in a low-conductivity shaping jig. The low-conductivity shaping jig is a jig for placing steel strip products. Low conductivity refers to a process route for steel strip products. This jig can shape the steel strip products with low-conductivity process to make them neat.

[0003] Due to the large demand for steel strip products, production needs cannot be met manually, so it is necessary to use an automated assembly line to perform a shaping process on the steel strip products. During the shaping process, one of the steps is to remove the hexagon socket screws on the jig and open the jig.

[0004] Therefore, a mechanism for automatically disassembling the hexagon socket screw is needed to achieve automatic disassembly of the hexagon socket screw, reduce labor intensity and improve work efficiency. Summary of the invention

[0005] The purpose of the present invention is to provide a mechanism for automatically removing hexagon socket screws to solve the problems raised in the above background technology. The present invention provides a mechanism for automatically removing hexagon socket screws, which has the characteristics of automatically removing hexagon socket screws, reducing labor intensity and improving work efficiency.

[0006] Another object of the present invention is to provide a method for realizing a mechanism for automatically disassembling hexagon socket screws.

[0007] To achieve the above-mentioned purpose, the present invention provides the following technical solution: a mechanism for automatically removing hexagon socket screws, comprising a base, a movable seat is installed above the base through a linear slide rail, a feed assembly is also installed above the base, the output end of the feed assembly is connected to the movable seat, and a bit assembly is installed above the movable seat.

[0008] In order to drive the moving seat to move and make the bit contact with the hexagon socket screw, the feeding assembly further includes a transverse movement module, the output end of the transverse movement module is connected to a connecting seat, and the transverse movement module is connected to the PLC controller signal.

[0009] In order to make the contact between the bit and the hexagon socket screw flexible and avoid rigid conflict causing damage to the mechanism, two parallel guide rods are further installed on the connecting seat, a connecting block is slid on the guide rod, the connecting block is connected to the movable seat, and a first spring is sleeved on the guide rod, and the first spring is located between the connecting block and the connecting seat.

[0010] In order to disassemble the hexagon socket screws, the bit assembly further includes a mounting seat, a reduction motor is mounted on one end of the mounting seat, a bracket is mounted on the other end of the mounting seat, a bit is connected to the bracket through a linear bearing, the output end of the reduction motor is connected to the bit through a connector, and the reduction motor is connected to the PLC controller signal.

[0011] In order to allow the bit to have space to move backward during the removal of the hex socket screw and avoid interference with the removal of the hex socket screw, the connecting piece further includes a first coupling and a second coupling, wherein one end of the first coupling is connected to the bit, the other end of the first coupling is connected to a connecting sleeve, one end of the second coupling is connected to the output end of the reduction motor, the other end of the second coupling is connected to the sliding shaft, the sliding shaft is slidably connected to the connecting sleeve, and a second spring is sleeved on the sliding shaft.

[0012] In order to achieve circumferential limitation and axial guidance between the sliding shaft and the connecting sleeve, further, a through waist hole is provided on the connecting sleeve, and a pin is connected to one end of the sliding shaft embedded in the connecting sleeve, and the pin is located in the waist hole.

[0013] In order to simultaneously complete the removal of two hexagon socket screws and improve work efficiency, further, two bit assemblies are provided, and the two bit assemblies are arranged in parallel on the moving base.

[0014] In order to adjust the distance between the two screw bits according to actual needs, the screw bit assembly is further connected to the moving seat through a linear slide rail, an adjustment assembly is installed at the bottom of the moving seat, and the output end of the adjustment assembly is connected to the screw bit assembly. The adjustment assembly includes a servo motor and a lead screw, wherein both ends of the lead screw are connected to the moving seat through a bearing seat, the servo motor is installed on one side of the lead screw, the output end of the servo motor is connected to the middle position of the lead screw through a synchronous belt module, the screw is located at both ends of the synchronous wheel with opposite threads, two seat bolts are engaged on the lead screw, the seat bolts are connected to the screw bit assembly, and the servo motor is connected to the PLC controller signal.

[0015] In the present invention, the method for realizing the mechanism for automatically removing the hexagon socket screws comprises the following steps:

[0016] (1) The low-conductivity shaping jig loaded with steel strip products moves to the set position along the roller line;

[0017] (2) The lateral movement module drives the moving seat to move to the set position, at which time the screwdriver bit contacts the hexagon socket screw on the low-conductivity shaping fixture;

[0018] (3) The reduction motor drives the screwdriver to unscrew the hexagon socket screw and then reset it;

[0019] (iv) The turning cylinder of the station rotates the low-conductivity shaping jig 90°, and then repeats steps (ii) and (iii) to remove the hexagon socket screw on the other side of the low-conductivity shaping jig.

[0020] Compared with the prior art, the present invention has the following beneficial effects:

[0021] 1. The present invention drives the moving seat to move by the transverse moving module, so that the screwdriver bit contacts the hexagon socket screw to be removed, and the screwdriver bit is driven to rotate by the reduction motor to realize the automatic removal of the hexagon socket screw, thereby reducing labor intensity and improving work efficiency;

[0022] 2. The present invention uses the elastic force of the first spring to act on the movable seat, so that the bit contacts the hexagon socket screw, and the bit and the hexagon socket screw are in flexible contact, thereby avoiding damage to the mechanism caused by rigid conflict;

[0023] 3. The sliding shaft of the present invention is slidably connected to the connecting sleeve, and the elastic force of the second spring causes the screwdriver bit to act on the hexagon socket screw, so that during the process of removing the hexagon socket screw, the screwdriver bit has space to move backward to avoid interference with the removal of the hexagon socket screw;

[0024] 4. The present invention has two screwdriver bit assemblies, which are arranged side by side on the movable seat, and can simultaneously complete the removal of two hexagon socket screws, thereby improving work efficiency;

[0025] 5. The present invention drives the screw rod to rotate by a servo motor to adjust the distance between the two seat bolts, so that the distance between the two screw bits can be adjusted according to actual needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a structural schematic diagram of the present invention;

[0027] Figure 2 It is a structural schematic diagram of a screwdriver bit assembly of the present invention;

[0028] Figure 3 It is a structural schematic diagram of the connecting piece of the present invention;

[0029] Figure 4 It is a structural schematic diagram of the regulating assembly of the present invention;

[0030] Figure 5 It is a structural schematic diagram of the feeding assembly of the present invention;

[0031] In the figure: 1. base; 2. moving seat; 3. feed assembly; 31. transverse movement module; 32. first spring; 33. connecting block; 34. guide rod; 35. connecting seat; 4. screwdriver bit assembly; 41. mounting seat; 42. reduction motor; 43. bracket; 44. screwdriver bit; 5. adjustment assembly; 51. servo motor; 52. seat bolt; 53. screw rod; 6. connecting piece; 61. first coupling; 62. connecting sleeve; 63. waist hole; 64. second spring; 65. sliding shaft; 66. second coupling; 67. pin shaft. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0033] Example 1

[0034] See also Figure 1-5 The present invention provides the following technical solutions: a mechanism for automatically removing hexagon socket screws, comprising a base 1, a movable base 2 is installed above the base 1 through a linear slide rail, a feeding assembly 3 is also installed above the base 1, the output end of the feeding assembly 3 is connected to the movable base 2, a screwdriver assembly 4 is installed above the movable base 2, the feeding assembly 3 comprises a transverse movement module 31, a connecting seat 35 is connected to the output end of the transverse movement module 31, the transverse movement module 31 is connected to a PLC controller signal, the screwdriver assembly 4 comprises a mounting seat 41, a reduction motor 42 is installed at one end of the mounting seat 41, a bracket 43 is installed at the other end of the mounting seat 41, a screwdriver 44 is connected to the bracket 43 through a linear bearing, the output end of the reduction motor 42 is connected to the screwdriver 44 through a connector 6, and the reduction motor 42 is connected to the PLC controller signal.

[0035] By adopting the above technical scheme, the present invention drives the movable base 2 to move through the transverse movement module 31, so that the screwdriver bit 44 contacts the hexagon socket screw to be removed, and the screwdriver bit 44 is driven to rotate by the reduction motor 42 to realize automatic removal of the hexagon socket screw, thereby reducing labor intensity and improving work efficiency.

[0036] Specifically, two parallel guide rods 34 are installed on the connecting seat 35, a connecting block 33 is slidably mounted on the guide rod 34, the connecting block 33 is connected to the moving seat 2, a first spring 32 is sleeved on the guide rod 34, and the first spring 32 is located between the connecting block 33 and the connecting seat 35.

[0037] By adopting the above technical solution, the elastic force of the first spring 32 acts on the movable seat 2, so that the bit 44 and the hexagon socket screw are in conflict, so that there is a flexible contact between the bit 44 and the hexagon socket screw, avoiding damage to the mechanism caused by rigid conflict.

[0038] Example 2

[0039] The present embodiment is different from the embodiment 1 in that: specifically, the connecting member 6 includes a first coupling 61 and a second coupling 66, wherein one end of the first coupling 61 is connected to the screwdriver bit 44, the other end of the first coupling 61 is connected to the connecting sleeve 62, one end of the second coupling 66 is connected to the output end of the reduction motor 42, the other end of the second coupling 66 is connected to the sliding shaft 65, the sliding shaft 65 is slidably connected to the connecting sleeve 62, and a second spring 64 is sleeved on the sliding shaft 65.

[0040] By adopting the above technical solution, the sliding shaft 65 is slidably connected to the connecting sleeve 62, and the elastic force of the second spring 64 causes the bit 44 to act on the hexagon socket screw, so that during the removal process of the hexagon socket screw, the bit 44 has space to move backward to avoid interference with the removal of the hexagon socket screw.

[0041] Specifically, a through waist hole 63 is provided on the connecting sleeve 62 , and a pin 67 is connected to one end of the sliding shaft 65 embedded in the connecting sleeve 62 , and the pin 67 is located in the waist hole 63 .

[0042] By adopting the above technical solution, circumferential limiting and axial guiding between the sliding shaft 65 and the connecting sleeve 62 are achieved.

[0043] Example 3

[0044] The present embodiment is different from the first embodiment in that: specifically, two bit assemblies 4 are provided, and the two bit assemblies 4 are arranged in parallel on the movable seat 2 .

[0045] By adopting the above technical solution, two hexagon socket screws can be removed at the same time, thereby improving work efficiency.

[0046] Specifically, the screwdriver bit assembly 4 is connected to the moving seat 2 through a linear slide rail, an adjustment assembly 5 is installed at the bottom of the moving seat 2, and the output end of the adjustment assembly 5 is connected to the screwdriver bit assembly 4. The adjustment assembly 5 includes a servo motor 51 and a screw rod 53, wherein both ends of the screw rod 53 are connected to the moving seat 2 through a bearing seat, the servo motor 51 is installed on one side of the screw rod 53, and the output end of the servo motor 51 is connected to the middle position of the screw rod 53 through a synchronous belt module, the synchronous belt module includes synchronous wheels respectively installed on the output end of the servo motor 51 and the screw rod 53, and a synchronous belt connecting the two synchronous wheels, the screw rod 53 is located at the two ends of the synchronous wheel with opposite threads, and two seat bolts 52 are engaged on the screw rod 53, and the seat bolts 52 are connected to the screwdriver bit assembly 4, and the servo motor 51 is connected to the PLC controller signal.

[0047] By adopting the above technical solution, the servo motor 51 drives the screw rod 53 to rotate, and the distance between the two seat bolts 52 is adjusted, so that the distance between the two screw bits 44 can be adjusted according to actual needs.

[0048] Example 4

[0049] Furthermore, the method for realizing a mechanism for automatically removing hexagon socket screws according to the present invention comprises the following steps:

[0050] (1) The low-conductivity shaping jig loaded with steel strip products moves to the set position along the roller line;

[0051] (ii) The lateral movement module 31 drives the movable seat 2 to move to the set position, at which time the screwdriver bit 44 contacts the hexagon socket screw on the low-conductivity shaping fixture;

[0052] (3) The reduction motor 42 drives the screwdriver bit 44 to screw out the hexagon socket screw and then reset it;

[0053] (iv) The turning cylinder of the station rotates the low-conductivity shaping jig 90°, and then repeats steps (ii) and (iii) to remove the hexagon socket screw on the other side of the low-conductivity shaping jig.

[0054] In summary, the present invention drives the movable seat 2 to move by the transverse movement module 31, so that the screwdriver bit 44 conflicts with the hexagon socket screw to be removed, and the screwdriver bit 44 is driven to rotate by the reduction motor 42 to realize the automatic removal of the hexagon socket screw, thereby reducing labor intensity and improving work efficiency; the present invention uses the elastic force of the first spring 32 to act on the movable seat 2, so that the screwdriver bit 44 conflicts with the hexagon socket screw, so that there is a flexible contact between the screwdriver bit 44 and the hexagon socket screw, thereby avoiding damage to the mechanism caused by rigid conflict; the sliding shaft 65 of the present invention is slidably connected with the connecting sleeve 62, and the second The elastic force of the spring 64 causes the screwdriver bit 44 to act on the hexagon socket screw, so that during the removal of the hexagon socket screw, the screwdriver bit 44 has space to move backward to avoid interference with the removal of the hexagon socket screw; the present invention has two screwdriver bit assemblies 4, and the two screwdriver bit assemblies 4 are arranged in parallel on the movable seat 2, so that the removal of two hexagon socket screws can be completed at the same time, thereby improving work efficiency; the present invention drives the screw rod 53 to rotate through the servo motor 51 to adjust the distance between the two seat bolts 52, so that the distance between the two screwdriver bits 44 can be adjusted according to actual needs.

[0055] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A mechanism for automatically removing hexagon socket screws, comprising a base, characterized in that: A moving seat is installed above the base through a linear slide rail, a feeding assembly is also installed above the base, an output end of the feeding assembly is connected to the moving seat, and a screwdriver bit assembly is installed above the moving seat.

2. The mechanism for automatically removing hexagon socket screws according to claim 1, characterized in that: The feeding assembly comprises a transverse shifting module, an output end of which is connected with a connecting seat, and the transverse shifting module is connected with a PLC controller signal.

3. The mechanism for automatically removing hexagon socket screws according to claim 2, characterized in that: Two parallel guide rods are installed on the connecting seat, a connecting block is slidably arranged on the guide rod, the connecting block is connected with the moving seat, a first spring is sleeved on the guide rod, and the first spring is located between the connecting block and the connecting seat.

4. The mechanism for automatically removing hexagon socket screws according to claim 1, characterized in that: The screwdriver bit assembly includes a mounting seat, a reduction motor is mounted on one end of the mounting seat, a bracket is mounted on the other end of the mounting seat, a screwdriver bit is connected to the bracket via a linear bearing, an output end of the reduction motor is connected to the screwdriver bit via a connector, and the reduction motor is connected to a PLC controller signal.

5. The mechanism for automatically removing hexagon socket screws according to claim 4, characterized in that: The connecting member includes a first coupling and a second coupling, wherein one end of the first coupling is connected to the bit, the other end of the first coupling is connected to a connecting sleeve, one end of the second coupling is connected to the output end of the reduction motor, the other end of the second coupling is connected to a sliding shaft, the sliding shaft is slidably connected to the connecting sleeve, and a second spring is sleeved on the sliding shaft.

6. The mechanism for automatically removing hexagon socket screws according to claim 5, characterized in that: The connecting sleeve is provided with a through waist hole, and one end of the sliding shaft embedded in the connecting sleeve is connected with a pin shaft, and the pin shaft is located in the waist hole.

7. The mechanism for automatically removing hexagon socket screws according to claim 1, characterized in that: The bit assemblies are provided with two, and the two bit assemblies are arranged side by side on the moving seat.

8. The mechanism for automatically removing hexagon socket screws according to claim 7, characterized in that: The bit assembly is connected to the moving seat via a linear slide rail, an adjusting assembly is installed at the bottom of the moving seat, and an output end of the adjusting assembly is connected to the bit assembly.

9. The mechanism for automatically removing hexagon socket screws according to claim 8, characterized in that: The adjustment component includes a servo motor and a screw rod, wherein both ends of the screw rod are connected to the moving seat through a bearing seat, the servo motor is installed on one side of the screw rod, the output end of the servo motor is connected to the middle position of the screw rod through a synchronous belt module, the screw rod is located at both ends of the synchronous wheel with opposite threads, two seat bolts are engaged on the screw rod, the seat bolts are connected to the screw head assembly, and the servo motor is connected to the PLC controller signal.

10. A method for realizing a mechanism for automatically removing hexagon socket screws according to any one of claims 1 to 9, characterized in that: The following steps are involved: (1) The low-conductivity shaping jig loaded with steel strip products moves to the set position along the roller line; (2) The lateral movement module drives the moving seat to move to the set position, at which time the screwdriver bit contacts the hexagon socket screw on the low-conductivity shaping fixture; (3) The reduction motor drives the screwdriver to unscrew the hexagon socket screw and then reset it; (iv) The turning cylinder of the station rotates the low-conductivity shaping jig 90°, and then repeats steps (ii) and (iii) to remove the hexagon socket screw on the other side of the low-conductivity shaping jig.

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