A bolt arrangement gripping device

Abstract

The application relates to a bolt arrangement grabbing device which solves the problems of bolt arrangement, grabbing and putting, and comprises a mechanical arm and a vibrating disc, a pop-up mechanism is arranged away from the direction of the vibrating disc, the pop-up mechanism comprises a cylinder and a push block, the push block is arranged at the driving end of the cylinder, the extension direction of the whole arrangement plate is located on the moving path of the push block, a fixed plate is slidably arranged on the moving path of the push block, the fixed plate is provided with a fixed groove, the fixed groove extends inward from the outer edge of the fixed plate, the fixed plate is located in the clamping range of the clamping mechanism, the bolt is driven into the fixed groove and then clamped by the first clamping block and the second clamping block, under the driving of the mechanical arm, the bolt is placed on the corresponding station, so that the arrangement and grabbing of the bolt are realized, and the problems of bolt arrangement, grabbing and putting are solved.

Description

TECHNICAL FIELD

[0001] The present application relates to the mechanical assembly industry, in particular to a bolt arrangement grabbing device. BACKGROUND

[0002] Because the specifications and types of bolts are various, the corresponding sizes are also different, but usually multiple specifications and types are installed on the equipment, and multiple bolts of each specification and type are also installed. In order to improve efficiency, each threaded hole on the equipment corresponds to a bolt tightening station, that is, multiple bolts of the same specification and type are sequentially tightened at one time. If manual installation of bolts is adopted at the station, the efficiency is low and there is a safety hazard.

[0003] How to orderly place the scattered threaded bolts on the tightening station is a problem to be solved. SUMMARY

[0004] The purpose of the present application is to provide a bolt arrangement grabbing device to solve the problem of bolt feeding.

[0005] To achieve the above purpose, the technical scheme adopted by the present application is:

[0006] The present application provides a bolt arrangement grabbing device, comprising a mechanical arm and a vibrating disc, characterized in that a clamping mechanism is arranged on the mechanical arm, the clamping mechanism comprises a first clamping block and a second clamping block, the first clamping block and the second clamping block are arranged at intervals, a straightening plate is arranged at the discharge end of the vibrating disc, a pop-up mechanism is arranged on the straightening plate away from the vibrating disc, the pop-up mechanism comprises a pneumatic cylinder and a push block, the push block is arranged at the driving end of the pneumatic cylinder, the extension direction of the straightening plate is located on the movement path of the push block, a fixed plate is slidably arranged on the movement path of the push block, a fixed groove is arranged on the fixed plate, the fixed groove extends inward from the outer edge of the fixed plate, and the fixed plate is located within the clamping range of the clamping mechanism.

[0007] Optionally, a groove is arranged on the straightening plate, the extension direction of the groove is consistent with the extension direction of the straightening plate, the groove extends to the outer edges of both ends of the straightening plate, and the straightening plate comprises a side plate, and a top plate is arranged at the top end of the extension direction of the side plate.

[0008] Optionally, the pop-up mechanism further comprises a base and a receiving block, the pneumatic cylinder and the receiving block (54) are arranged at intervals on the base, the push block is slidably arranged on the receiving block, and the upper surface of the receiving block abuts against the upper surface of the straightening plate.

[0009] Further, a receiving groove is arranged on the receiving block, the push block is slidably arranged in the receiving groove, a bending plate is arranged on the receiving block, a position sensor is arranged on the bending plate, and the sensor is located above the receiving groove

[0010] Further, the receiving block is provided with a baffle in sliding contact with the fixed plate, and the upper surface of the baffle is flush with the upper surface of the fixed plate.

[0011] Optionally, the fixed plate is arranged side by side with the alignment plate, and a material collecting mechanism is arranged on the path of the fixed plate, the material collecting mechanism comprising a bracket, a motor and a lead screw, the lead screw being arranged at the driving end of the motor, the lead screw and the motor being arranged on the bracket, and the fixed plate being arranged on the sliding block of the lead screw.

[0012] Further, the sliding block is provided with a hollow block, the bracket is provided with a guide plate, the hollow block is slidably sleeved on the guide plate, and the fixed plate is arranged on the hollow block.

[0013] Optionally, the clamping mechanism further comprises a rotating shaft and a hanging plate, the rotating shaft is rotatably arranged on the mechanical arm, the hanging plate is connected to the end of the rotating shaft, the hanging plate is provided with a double-drive cylinder, and the first clamping block and the second clamping block are arranged at the driving end of the double-drive cylinder.

[0014] Further, the first clamping block is movably provided with a first screw rod, the second clamping block is movably provided with a second screw rod, the first screw rod is movably provided with a first clamping plate, the second screw rod is movably provided with a second clamping plate, the first screw rod is sleeved with a first spring, the second screw rod is sleeved with a second spring, the two ends of the first spring are respectively abutted against the first clamping block and the first clamping plate, the two ends of the second spring are respectively abutted against the second clamping block and the second clamping plate, and the first clamping plate is arranged opposite to the second clamping plate.

[0015] Further, the first clamping plate is vertically provided with a first clamping groove, and the second clamping plate is vertically provided with a second clamping groove, and the first clamping groove is arranged opposite to the second clamping groove.

[0016] Due to the use of the above technical scheme, the present application has the following advantages compared with the prior art:

[0017] The bolt arrangement and grabbing device of the present application can arrange the scattered bolts in order through the vibration disc, drive the bolts in order through the spring output mechanism, clamp the bolts by the first clamping block and the second clamping block, and place the bolts on the corresponding workstations under the driving of the mechanical arm, so as to realize the arrangement and grabbing of the bolts and solve the problem of bolt feeding. BRIEF DESCRIPTION OF DRAWINGS

[0018] Some specific embodiments of the present application will be described in detail below with reference to the attached drawings. The same reference numbers in different drawings denote the same or similar components or parts. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:

[0019] Figure 1 is a perspective view of a bolt arrangement grabbing device according to a preferred embodiment of the present application;

[0020] Figure 2 is Figure 1 is a perspective view without a mechanical arm;

[0021] Figure 3 is Figure 1 is an enlarged view of a fixing plate;

[0022] Figure 4 is a structural view of a pop-up mechanism and a straightening plate;

[0023] Figure 5 is Figure 4 is an enlarged view of part A;

[0024] Figure 6 is a positional relationship view of a pop-up mechanism and a collecting mechanism;

[0025] Figure 7 is a bottom view of a clamping mechanism;

[0026] Figure 8 is a top view of a clamping mechanism;

[0027] Figure 9 is Figure 8 is an enlarged view of part B.

[0028] In the drawings, the reference signs are explained as follows:

[0029] 1, mechanical arm; 2, vibrating disc; 3, clamping mechanism; 4, straightening plate; 5, pop-up mechanism; 6, fixing plate; 7, bolt; 8, collecting mechanism; 9, base; 10, mounting plate; 11, inductor;

[0030] 31, first clamping block; 32, second clamping block; 33, rotating shaft; 34, hanging plate; 35, double-drive cylinder; 41, groove; 42, side plate; 43, top plate; 50, second guide groove; 51, cylinder; 52, push block; 53, base; 54, material receiving block; 55, material receiving groove; 56, bending plate; 57, sensor; 58, baffle; 59, first guide groove; 61, fixing groove; 81, support; 82, motor; 83, screw rod; 84, sliding block; 85, hollow block; 311, first supporting rod; 312, second supporting rod; 313, first clamping plate; 314, second clamping plate; 315, first spring; 316, second spring; 317, first clamping groove; 318, second clamping groove; 321, first connecting plate; 322, second connecting plate. DETAILED DESCRIPTION

[0031] The technical solutions of the present application will be described clearly and completely below in conjunction with the drawings. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0032] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0033] In addition, the technical features involved in the different embodiments of the present application described below can be combined with each other as long as they do not conflict with each other.

[0034] As shown in Figure 1 and Figure 2 and Figure 3 As shown in the drawings, the present application comprises a mechanical arm 1 and a vibrating disc 2. In the present application, the number of mechanical arms 1 and vibrating discs 2 is not limited, and multiple mechanical arms 1 and multiple vibrating discs 2 can be provided. The mechanical arm 1 is arranged on a corresponding cross beam, and the mechanical arm 1 is provided with a clamping mechanism 3. Each mechanical arm 1 is provided with a clamping mechanism 3. The clamping mechanism 3 first grabs a bolt 7 and then puts the bolt 7. The mechanical arm 1 is signal connected with a PLC controller.

[0035] The clamping mechanism 3 comprises a first clamping block 31 and a second clamping block 32, the first clamping block 31 and the second clamping block 32 are arranged at intervals, the first clamping block 31 and the second clamping block 32 are movably arranged, the first clamping block 31 and the second clamping block 32 are close to or away from each other, the first clamping block 31 and the second clamping block 32 are close to each other to clamp the bolt 7, after the bolt 7 is put into the corresponding work station, the first clamping block 31 and the second clamping block 32 are away from each other, so that the bolt 7 is released, the bolt 7 has a nut, and part of the nut is a polygonal body, so that the first clamping block 31 and the second clamping block 32 can be rotated and positioned under the drive of the mechanical arm 1 when clamping the bolt 7 together, and correspondingly the nut on the bolt 7 is also rotated, the work station also has a polygonal groove to adapt to the nut of the bolt 7, and the first clamping block 31 and the second clamping block 32 are away from each other only when the nut of the bolt 7 is aligned with the polygonal groove on the work station and the nut of the bolt 7 enters the polygonal groove on the work station, thereby completing one time of putting.

[0036] The discharge end of the vibrating disc 2 is provided with a straightening plate 4, the straightening plate 4 is provided with a pop-up mechanism 5 away from the vibrating disc 2, that is, the vibrating disc 2 and the pop-up mechanism 5 are located at two ends of the straightening plate 4 respectively, the scattered bolts 7 are placed in the vibrating disc 2, after vibrating in the vibrating disc 2, the scattered bolts 7 are orderly stood on the straightening plate 4, a plurality of bolts 7 are arranged on the straightening plate 4, the bolts 7 move towards the pop-up mechanism 5, and the straightening plate 4 is respectively overlapped with the vibrating disc 2 and the pop-up mechanism 5 at two ends.

[0037] Finally, the bolt 7 moves to the pop-up mechanism 5, the pop-up mechanism 5 comprises a cylinder 51 and a push block 52, the push block 52 is arranged on the driving end of the cylinder 51, the cylinder 51 is signal connected with a PLC controller, and the extension direction of the straightening plate 4 is located on the movement path of the push block 52, so that the bolt 7 on the straightening plate 4 comes to the pop-up mechanism 5, and the bolt 7 is located on the movement path of the push block 52.

[0038] The movement path of the push block 52 is slidably provided with a fixed plate 6, the fixed plate 6 is provided with a fixed groove 61, the fixed groove 61 extends from the outer edge of the fixed plate 6 to the inside, so that the inlet end of the fixed groove 61 is attached to the pop-up mechanism 5, the fixed plate 6 moves back and forth along the extension direction of the straightening plate 4, that is, the fixed plate 6 is also close to the pop-up mechanism 5, the upper surface of the fixed plate 6 is flush with the bottom surface of the bolt 7, under the drive of the cylinder 51, the push block 52 pushes the bolt 7 to the fixed plate 6, actually, the fixed groove 61 is first aligned with the movement path of the bolt 7, and when the bolt 7 is on the fixed plate 6, it falls into the fixed groove 61.

[0039] In this case, the fixing plate 6 is uniformly provided with a plurality of fixing grooves 61, a bolt 7 enters the fixing groove 61, the fixing plate 6 moves to the set distance, that is, the next fixing groove 61 is aligned with the moving path of the bolt 7, so that the plurality of fixing grooves 61 are sequentially aligned with the moving path of the bolt 7, and the fixing plate 6 is located in the clamping range of the clamping mechanism 3, that is, the bolt 7 in the fixing groove 61 is in the clamping range of the first clamping block 31 and the second clamping block 32.

[0040] As shown in Figure 4 and Figure 5 and Figure 6 , the alignment plate 4 is provided with a groove 41, the extension direction of the groove 41 is consistent with the extension direction of the alignment plate 4, the groove 41 is located at the central position of the upper surface of the alignment plate 4, the groove 41 extends to the outer edge of both ends of the alignment plate 4, the groove 41 is suitable for small size bolts 7, so as to prevent small size bolts 7 from falling, and large size bolts 7 directly move away from the upper surface of the alignment plate 4, the alignment plate 4 includes a side plate 42, the bolt 7 moving on the upper surface of the alignment plate 4 can be attached to the side plate 42, the extension direction of the side plate 42 is provided with a top plate 43 at the top end, the top plate 43 is provided at a distance from the alignment plate 4, and the top plate 43 is located only on one side of the upper part of the alignment plate 4, that is, the top plate 43 does not completely cover the upper part of the alignment plate 4.

[0041] Further, the alignment plate 4 is inclined to be within 5°, the side plate 42 is arranged at the bottom end of the alignment plate 4 inclined from top to bottom, so that the bolt 7 on the alignment plate 4 can be inclined to move on the side plate 42, so that the bolt 7 is more stable during movement, and if there is an excessively long bolt 7, the bolt 7 can be moved on the side of the top plate 43, and the alignment plate 4 is arranged on the base 9.

[0042] The ejection mechanism 5 further comprises a base 53 and a receiving block 54, the air cylinder 51 and the receiving block 54 are arranged at a distance on the base 53, and the push block 52 is slidingly arranged on the receiving block 54. The upper surface of the receiving block 54 abuts against the upper surface of the alignment plate 4, the bolt 7 removed from the alignment plate 4 stops on the receiving block 54, under the drive of the air cylinder 51, the bolt 7 on the receiving block 54 is pushed by the push block 52 into the fixing groove 61 on the fixing plate 6, and the top plate 43 is lapped on the receiving block 54.

[0043] Further, the receiving block 54 is provided with a receiving groove 55, the push block 52 is slidingly arranged in the receiving groove 55, and the top plate 43 is horizontally arranged on the receiving groove 55. The bolt 7 moved from the whole plate 4 falls into the receiving groove 55. The receiving block 54 is provided with a bent plate 56. The bent plate 56 is bent once. The bent plate 56 is provided with a position sensor 57. The position sensor 57 is located above the receiving groove 55. When the position sensor 57 detects the bolt 7 in the receiving groove 55, the position sensor 57 sends a signal to the PLC controller. The PLC controller sends an instruction to the air cylinder 51. Then, the air cylinder 51 drives the push block 52 to move. The push block 52 pushes the bolt 7 into the fixed groove 61 on the fixed plate 6.

[0044] Further, the two side walls of the receiving groove 55 are respectively provided with a first guide groove 59 and a second guide groove 50. In this example, the first guide groove 59 is connected to the recess 41. The bolt 7 moved from the recess 41 falls into the receiving groove 55 from the first guide groove 59. When the ejection mechanism 5 needs to turn, the second guide groove 50 is connected to the recess 41. The second guide groove 50 is equivalent to a backup.

[0045] The receiving block 54 is provided with a baffle 58. The baffle 58 is in sliding contact with the fixed plate 6. The upper surface of the baffle 58 is flush with the upper surface of the fixed plate 6. The baffle 58 is equivalent to being blocked outside the fixed groove 61. The baffle 58 can prevent the bolt 7 from falling off the fixed groove 61. The baffle 58 can block the outside of all fixed grooves 61.

[0046] The fixed plate 6 is arranged parallel to the whole plate 4. The fixed plate 6 is provided with a collecting mechanism 8 on its path. The collecting mechanism 8 includes a bracket 81, a motor 82, and a lead screw 83. The lead screw 83 is arranged on the driving end of the motor 82. The lead screw 83 and the motor 82 are both arranged on the bracket 81. The motor 82 is signal connected with the PLC controller. The lead screw 83 is provided with a sliding block 84. The fixed plate 6 is arranged on the sliding block 84. When the position sensor 57 detects the bolt 7 in the receiving groove 55, the position sensor 57 sends a signal to the PLC controller. The PLC controller sends an instruction to the air cylinder 51. Then, the air cylinder 51 drives the push block 52 to move. The push block 52 pushes the bolt 7 into the fixed groove 61 on the fixed plate 6. After the PLC controller sends an instruction to the air cylinder 51, a delay time is set. Then, the PLC controller sends an instruction to the motor 82. The motor 82 drives the lead screw 83 to rotate. The fixed plate 6 moves a distance arranged by the lead screw 83, which is the distance between two adjacent fixed grooves 61.

[0047] Further, in order to prevent the fixed plate 6 from shaking, the sliding block 84 is provided with a hollow block 85. The bracket 81 is provided with a guide plate 86. The hollow block 85 is slidingly arranged on the guide plate 86. The fixed plate 6 is arranged on the hollow block 85. In this way, the fixed plate 6 can be kept stable, and the fixed plate 6 will not be inclined.

[0048] As Figure 7 and Figure 8 and Figure 9 As shown in the drawings, the clamping mechanism 3 further comprises a rotating shaft 33 rotatably arranged on the mechanical arm 1 and a hanging plate 34 connected to the end of the rotating shaft 33, the hanging plate 34 is provided with a double-drive cylinder 35, the double-drive cylinder 35 can be provided with multiple, the first clamping block 31 and the second clamping block 32 are arranged on the driving end of the double-drive cylinder 35, the driving end of the double-drive cylinder 35 has two, and the double-drive cylinder 35 drives the first clamping block 31 and the second clamping block 32 to move closer to or away from each other.

[0049] The first clamping block 31 is movably provided with a first supporting rod 311, the second clamping block 32 is movably provided with a second supporting rod 312, the first supporting rod 311 is movably provided with a first clamping plate 313, and the second supporting rod 312 is movably provided with a second clamping plate 314, the position of the first clamping plate 313 on the first supporting rod 311 can be adjusted, and the position of the second clamping plate 314 on the second supporting rod 312 can also be adjusted, when the double-drive cylinder 35 drives the first clamping block 31 and the second clamping block 32 to move closer to or away from each other, that is, the first clamping plate 313 and the second clamping plate 314 move closer to or away from each other.

[0050] The first supporting rod 311 is sleeved with a first spring 315, and the second supporting rod 312 is sleeved with a second spring 316, the two ends of the first spring 315 abut against the first clamping block 31 and the first clamping plate 313 respectively, and the two ends of the second spring 316 abut against the second clamping block 32 and the second clamping plate 314 respectively, because the bolt 7 is threaded, if the first clamping block 31 and the second clamping block 32 jointly clamp the bolt 7, the thread on the bolt 7 may be damaged, therefore, the first spring 315 and the second spring 316 are arranged, the first clamping plate 313 and the second clamping plate 314 are oppositely arranged, when the first clamping plate 313 and the second clamping plate 314 can clamp the bolt 7, the first spring 315 and the second spring 316 can buffer, so as to ensure that the thread on the bolt 7 is not damaged.

[0051] The first clamping plate 313 is vertically provided with a first clamping groove 317, and the second clamping plate 314 is vertically provided with a second clamping groove 318, the first clamping groove 317 and the second clamping groove 318 are oppositely arranged, the bolt 7 is usually a cylinder, the first clamping groove 317 and the second clamping groove 318 are arc grooves, so the first clamping groove 317 and the second clamping groove 318 can jointly clamp the bolt 7, so that the stress area of the bolt 7 is larger, and the thread on the bolt 7 is more difficult to be damaged.

[0052] Further, the first supporting rod 311 is arranged in parallel with two, and the first supporting rod 311 is provided with a first connecting plate 321 at the end, the first connecting plate 321 and the first spring 315 are respectively located on both sides of the first clamping block 31, the second supporting rod 312 is arranged in parallel with two, and the second supporting rod 312 is provided with a second connecting plate 322 at the end, the second connecting plate 322 and the second spring 316 are respectively located on both sides of the second clamping block 32.

[0053] The hanging plate 34 is provided with a mounting plate 10, the mounting plate 10 is provided with an inductor 11, the number of the inductor 11 matches the number of the double drive cylinder 35, the inductor 11 is arranged in parallel with the first clamping block 31 and the second clamping block 32, the inductor 11 is used to determine whether the first clamping block 31 and the second clamping block 32 jointly clamp the bolt 7, if the inductor 11 determines that the first clamping block 31 and the second clamping block 32 jointly clamp the bolt 7, the inductor 11 sends a signal to the PLC controller, the PLC controller sends an instruction to the mechanical arm 1 and the double drive cylinder 35, and then the next step is performed.

[0054] The above embodiments are only for illustrating the technical concept and characteristics of the present application, the purpose is to enable the person skilled in the art to understand the content of the present application and to implement it, and cannot limit the protection scope of the present application, any equivalent changes or modifications according to the spirit and essence of the present application should be covered within the protection scope of the present application.

Claims

1. A bolt arrangement gripping device comprising a robot arm (1) and a vibrating tray (2), characterized in that, The mechanical arm (1) is provided with a clamping mechanism (3), the clamping mechanism (3) comprises a first clamping block (31) and a second clamping block (32), the first clamping block (31) and the second clamping block (32) are arranged at intervals, the discharge end of the vibrating disc (2) is provided with a aligning plate (4), the aligning plate (4) is provided with a pop-up mechanism (5) away from the vibrating disc (2), the pop-up mechanism (5) comprises a cylinder (51) and a push block (52), the push block (52) is arranged on the driving end of the cylinder (51), the extending direction of the aligning plate (4) is located on the movement path of the push block (52), the movement path of the push block (52) is slidably provided with a fixed plate (6), a plurality of fixed grooves (61) are arranged on the fixed plate (6), the fixed grooves (61) extend inward from the outer edge of the fixed plate (6), and the fixed plate (6) is located in the clamping range of the clamping mechanism (3); The fixed plate (6) is arranged parallel to the aligning plate (4), the aligning plate (4) is provided with a groove (41), the extending direction of the groove (41) is consistent with the extending direction of the aligning plate (4), the groove (41) extends to the outer edges of the two ends of the aligning plate (4), and the aligning plate (4) comprises a side plate (42), and the top plate (43) is arranged at the top end of the extending direction of the side plate (42).

2. Bolt arrangement gripping device according to claim 1, characterized in that The pop-up mechanism (5) further comprises a base (53) and a material receiving block (54), the cylinder (51) and the material receiving block (54) are arranged at intervals on the base (53), and the push block (52) is slidably arranged on the material receiving block (54).

3. Bolt arrangement gripping device according to claim 2, characterized in that The material receiving block (54) is provided with a material receiving groove (55), the push block (52) is slidably arranged in the material receiving groove (55), and the material receiving block (54) is provided with a bending plate (56), the bending plate (56) is provided with a position sensor (57), and the position sensor (57) is located above the material receiving groove (55).

4. The bolt arrangement gripping device according to claim 3, characterized in that The material receiving block (54) is provided with a baffle (58), the baffle (58) is in sliding contact with the fixed plate (6), and the upper surface of the baffle (58) is flush with the upper surface of the fixed plate (6).

5. The bolt array gripping device of claim 1, wherein, The fixed plate (6) is arranged parallel to the aligning plate (4), a collecting mechanism (8) is arranged on the path of the fixed plate (6), the collecting mechanism (8) comprises a support (81), a motor (82) and a lead screw (83), the lead screw (83) is arranged on the driving end of the motor (82), the lead screw (83) and the motor (82) are both arranged on the support (81), and the lead screw (83) is provided with a sliding block (84), and the fixed plate (6) is arranged on the sliding block (84).

6. The bolt arrangement gripping device according to claim 5, characterized in that The sliding block (84) is provided with a hollow block (85), the support (81) is provided with a guide plate (86), the hollow block (85) is slidably sleeved on the guide plate (86), and the fixed plate (6) is arranged on the hollow block (85).

7. The bolt array gripping device of claim 1, wherein, The clamping mechanism (3) further comprises a rotating shaft (33) and a hanging plate (34), the rotating shaft (33) is rotatably arranged on the mechanical arm (1), the hanging plate (34) is connected to the end of the rotating shaft (33), the double-drive cylinder (35) is arranged on the hanging plate (34), and the first clamping block (31) and the second clamping block (32) are arranged at the driving end of the double-drive cylinder (35).

8. The bolt arrangement gripping device according to claim 7, characterized in that A first screw rod (311) is movably arranged on the first clamping block (31), a second screw rod (312) is movably arranged on the second clamping block (32), a first clamping plate (313) is movably arranged on the first screw rod (311), a second clamping plate (314) is movably arranged on the second screw rod (312), a first spring (315) is sleeved on the first screw rod (311), a second spring (316) is sleeved on the second screw rod (312), the two ends of the first spring (315) abut against the first clamping block (31) and the first clamping plate (313) respectively, the two ends of the second spring (316) abut against the second clamping block (32) and the second clamping plate (314) respectively, and the first clamping plate (313) and the second clamping plate (314) are oppositely arranged.

9. The bolt arrangement gripping device according to claim 8, characterized in that The first clamping plate (313) is vertically provided with a first clamping groove (317), the second clamping plate (314) is vertically provided with a second clamping groove (318), and the first clamping groove (317) and the second clamping groove (318) are oppositely arranged.

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