CN216582900U

CN216582900U - Mechanical automation grabbing device is used in machining manufacturing

Info

Publication number: CN216582900U
Application number: CN202123194567.1U
Authority: CN
Inventors: 毛桂林; 吴嘉; 段成轲
Original assignee: Chongqing Kangston Laser Technology Co ltd
Current assignee: Chongqing Kangston Laser Technology Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-05-24
Anticipated expiration: 2031-12-20

Abstract

The utility model discloses a mechanical automatic gripping device for machining and manufacturing, which comprises a fixed slide rail, a rack, a slide hole, a first movable seat, an electric lifting rod mechanism, an adjustable locking height-limiting rod structure, a supportable sliding locking seat structure, a limitable rotating lifting seat structure, a pluggable pushing gripping rod structure, a protective cover, an angle rotating motor mechanism, a first connecting seat, a first U-shaped seat, an electric pushing rod mechanism, a fixed seat and a second U-shaped seat. The arc-shaped grabbing rod, the inserting hole, the conical inserting block, the arc-shaped inserting rod, the first connecting seat, the first U-shaped seat, the electric pushing rod mechanism, the fixing seat and the second U-shaped seat are arranged, so that the electric pushing rod mechanism is favorable for pushing the second U-shaped seat in the use process, the second U-shaped seat drives the arc-shaped grabbing rod to rotate, the conical inserting block is inserted at the lower end of a workpiece, the workpiece is protected in the use process, and the workpiece is prevented from being damaged in the grabbing process.

Description

Mechanical automation grabbing device is used in machining manufacturing

Technical Field

The utility model belongs to the technical field of mechanical automatic grabbing equipment, and particularly relates to a mechanical automatic grabbing device for machining and manufacturing.

Background

With the development of science and technology, mechanical automation plays an increasingly important role in many fields, a large amount of automation equipment is used for replacing manpower, the operation is very convenient, the working efficiency is greatly improved, and the production cost is also reduced to a certain extent.

However, the existing mechanical automatic gripping device has the problems that the workpiece is easy to damage in the process of gripping the workpiece, the height is not convenient to limit in the using process, the workpiece is not convenient to drive to rotate in the using process, and the power mechanism is not convenient to separate in the maintenance process.

Therefore, the utility model relates to a mechanical automation grabbing device for machining makes seems very necessary.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: the utility model provides a mechanical automation grabbing device for machining manufacturing to current mechanical automation grabbing device still has the in-process of grabbing the work piece and damages the work piece easily, and inconvenient in the use carry out height limiting work and inconvenient in the in-process that uses drives the work piece and rotates and inconvenient in the in-process that maintains and carry out the problem that power unit separates.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: a mechanical automatic grabbing device for machining and manufacturing comprises a fixed sliding rail, a rack, a sliding hole, a first moving seat, an electric lifting rod mechanism, an adjustable locking height limiting rod structure, a supporting sliding locking seat structure, a limiting rotating lifting seat structure, a pluggable pushing grabbing rod structure, a protective cover, an angle rotating motor mechanism, a first connecting seat, a first U-shaped seat, an electric pushing rod mechanism, a fixed seat and a second U-shaped seat, wherein the rack is connected to the middle position of the top end inside the fixed sliding rail through a bolt; a slide hole is transversely formed in the middle of the front surface of the fixed slide rail; the first movable seat is inserted in the middle of the inner part of the lower end of the fixed slide rail in a sliding manner; the middle positions of the left side and the right side of the lower end of the first movable seat are respectively connected with an electric lifting rod mechanism through bolts; the adjustable locking height limiting rod structures are respectively arranged on the left side and the right side of the lower end of the first movable seat; the structure capable of supporting the sliding locking seat is arranged in the fixed slide rail; the lifting seat structure capable of limiting rotation is arranged at the lower end of the electric lifting rod mechanism; the pluggable push grabbing rod structures are respectively arranged in the middle positions of the inner parts of the left side and the right side of the fixed seat; the protective cover is arranged on the outer wall of the angle rotating motor mechanism; the angle rotating motor mechanism is arranged at the upper end of the lifting seat structure capable of rotating in a limiting way; the first connecting seat is arranged in the middle of the inner part of the lower end of the lifting seat structure capable of limiting rotation; the middle positions of the upper parts of the left side and the right side of the first connecting seat are respectively connected with a first U-shaped seat through bolts; the left side and the right side of the first U-shaped seat are respectively connected with one end of an electric push rod mechanism through pin shafts; the lower end of the first connecting seat is connected with the middle position of the upper end of the fixed seat through a bolt; the other end of the electric push rod mechanism is respectively connected with the inner part of the second U-shaped seat through pin shafts.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the arrangement of the arc-shaped grabbing rod, the inserting hole, the conical inserting block, the arc-shaped inserting rod, the first connecting seat, the first U-shaped seat, the electric pushing rod mechanism, the fixing seat and the second U-shaped seat is beneficial to pushing the second U-shaped seat through the electric pushing rod mechanism in the use process, so that the second U-shaped seat drives the arc-shaped grabbing rod to rotate, the conical inserting block is inserted at the lower end of a workpiece, the workpiece protection work is conveniently carried out in the use process, and the workpiece is prevented from being damaged in the grabbing process.

According to the utility model, the second connecting seat, the height limiting pipe, the adjusting rod, the bottom plate, the electric lifting rod mechanism and the lifting seat are arranged, so that the lifting seat is pushed by the electric lifting rod mechanism to lift in the use process, and the lifting seat is contacted with the contact type breaker mechanism arranged at the upper end of the bottom plate in the lifting process, so that the height limiting work in work is facilitated.

According to the utility model, the lifting seat, the first fixing pipe, the arc-shaped sliding hole, the rotating rod, the angle rotating motor mechanism, the first connecting seat and the fixing seat are arranged, so that the rotating rod and the first connecting seat can be driven to rotate through the angle rotating motor mechanism in the use process, and the angle adjusting work can be conveniently carried out in the workpiece grabbing process.

In the utility model, the arrangement of the second movable seat, the locking mechanism, the fixed slide rail, the rack, the slide hole and the first movable seat is beneficial to the arrangement of the second movable seat and the first movable seat through the bolt connection in the use process, the first movable seat is convenient to disassemble in the maintenance process, and the maintenance and overhaul work of the device is facilitated.

In the utility model, the second connecting seat, the height limiting pipe, the adjusting rod, the bottom plate, the lifting seat and the height limiting hole are arranged, so that the height of the bottom plate can be conveniently adjusted in work through the threaded connection of the height limiting pipe and the adjusting rod in the use process, and the lifting range of the lifting seat can be conveniently adjusted according to work requirements.

According to the utility model, the arc-shaped grabbing rod, the inserting hole, the second fixing pipe, the conical inserting block, the arc-shaped inserting rod and the pushing spring are arranged, so that the conical inserting block is pushed by the pushing spring in the workpiece grabbing process, the workpiece supporting work is convenient to carry out in the grabbing process, and the situation that the grabbing work is influenced by the fact that the workpiece falls off in the working process is avoided.

According to the utility model, the second movable seat, the fixed groove, the movable motor mechanism, the gear, the locking mechanism, the fixed sliding rail and the rack are arranged, so that the gear and the rack are meshed in the use process, the workpiece can be conveniently translated in the grabbing process, and the locking mechanism can be used for contacting the rack during the translation process, so that the braking work is convenient.

According to the utility model, the lifting seat, the first fixing pipe, the arc-shaped sliding hole, the rotating rod, the first connecting seat and the fixing seat are arranged, so that the lifting seat can slide in the arc-shaped sliding hole through the rotating rod in the using process, and the maximum angle value can be conveniently limited in the angle adjusting process.

According to the utility model, the arc-shaped grabbing rod, the inserting hole, the second fixing pipe, the conical inserting block and the arc-shaped inserting rod are arranged, so that the conical inserting block is favorably fixed in the process of grabbing a workpiece, and the situation that the conical inserting block shakes to influence grabbing work in work is prevented.

Drawings

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

Fig. 2 is a schematic structural view of an adjustable locking height limiting rod structure of the present invention.

FIG. 3 is a schematic structural view of the supportable sliding locking seat structure of the present invention.

Fig. 4 is a schematic structural diagram of the lifting seat structure capable of limiting rotation according to the present invention.

Fig. 5 is a schematic structural view of the structure of the pluggable push grab bar of the present invention.

In fig. 1 to 5:

1. fixing the slide rail; 2. a rack; 3. a slide hole; 4. a first movable base; 5. an electric lifter mechanism; 6. the locking height limiting rod structure can be adjusted; 61. a second connecting seat; 62. a height limiting pipe; 63. adjusting a rod; 64. locking a ring; 65. a base plate; 7. a structure capable of supporting the sliding locking seat; 71. a second movable base; 72. fixing grooves; 73. a moving motor mechanism; 74. a gear; 75. a locking mechanism; 8. the lifting seat structure can be limited and rotated; 81. a lifting seat; 82. a height-limiting hole; 83. a first stationary tube; 84. an arc-shaped slide hole; 85. rotating the rod; 9. the grabbing rod structure can be pushed in an inserting manner; 91. an arc-shaped grabbing rod; 92. inserting holes; 93. a second stationary tube; 94. a tapered plug-in block; 95. an arc-shaped insertion rod; 96. a push spring; 10. a protective cover; 11. an angle rotating motor mechanism; 12. a first connecting seat; 13. a first U-shaped seat; 14. an electric push rod mechanism; 15. a fixed seat; 16. a second U-shaped seat.

Detailed Description

The utility model is described in detail below with reference to the attached drawing figures:

as shown in fig. 1 and fig. 2, the mechanical automatic gripping device for machining and manufacturing according to the present invention includes a fixed slide rail 1, a rack 2, a slide hole 3, a first moving seat 4, an electric lifting rod mechanism 5, an adjustable locking height-limiting rod structure 6, a supportable sliding locking seat structure 7, a limitable rotating lifting seat structure 8, a pluggable pushing gripping rod structure 9, a protective cover 10, an angle rotating motor mechanism 11, a first connecting seat 12, a first U-shaped seat 13, an electric pushing rod mechanism 14, a fixed seat 15 and a second U-shaped seat 16, wherein the rack 2 is bolted to the middle position of the top end inside the fixed slide rail 1; a slide hole 3 is transversely formed in the middle of the front surface of the fixed slide rail 1; the first movable seat 4 is inserted in the middle of the lower end of the fixed slide rail 1 in a sliding manner; the middle positions of the left side and the right side of the lower end of the first movable seat 4 are respectively connected with an electric lifting rod mechanism 5 through bolts; the adjustable locking height-limiting rod structures 6 are respectively arranged at the left side and the right side of the lower end of the first movable seat 4; the supportable sliding locking seat structure 7 is arranged inside the fixed slide rail 1; the lifting seat structure 8 capable of limiting rotation is arranged at the lower end of the electric lifting rod mechanism 5; the pluggable push grabbing rod structures 9 are respectively arranged at the middle positions inside the left side and the right side of the fixed seat 15; the protective cover 10 is arranged on the outer wall of the angle rotating motor mechanism 11; the angle rotating motor mechanism 11 is arranged at the upper end of the lifting seat structure 8 capable of limiting rotation; the first connecting seat 12 is arranged in the middle of the lower end inside the lifting seat structure 8 capable of limiting rotation; the middle positions of the upper parts of the left side and the right side of the first connecting seat 12 are respectively connected with a first U-shaped seat 13 through bolts; the left side and the right side of the first U-shaped seat 13 are respectively connected with one end of an electric push rod mechanism 14 through pin shafts; the lower end of the first connecting seat 12 is bolted to the middle position of the upper end of the fixed seat 15; the other end of the electric push rod mechanism 14 is respectively connected with the inside of the second U-shaped seat 16 through pin shafts; the adjustable locking height-limiting rod structure 6 comprises a second connecting seat 61, a height-limiting pipe 62, an adjusting rod 63, a locking ring 64 and a bottom plate 65, wherein the middle position of the lower end of the second connecting seat 61 is in bolted connection with the height-limiting pipe 62; the middle position inside the lower end of the height limiting pipe 62 is in threaded connection with an adjusting rod 63; the outer wall of the adjusting rod 63 is in threaded connection with a locking ring 64; the lower end of the adjusting rod 63 is connected with a bottom plate 65 through a bolt; when the fixing slide rail 1 is used, the fixing slide rail 1 is installed at a proper position, the first connecting base 12 is arranged at a proper position at the upper end of the production line, then an external power supply and external control equipment are connected by using an external lead, the locking ring 64 is loosened according to the requirement and the working environment during working, the adjusting rod 63 is rotated, the lengths of the adjusting rod 63 and the height limiting pipe 62 are adjusted, and then the locking ring 64 is screwed.

In this embodiment, referring to fig. 3, the supportable sliding locking seat structure 7 includes a second movable seat 71, a fixed groove 72, a movable motor mechanism 73, a gear 74 and a locking mechanism 75, wherein the fixed groove 72 is formed in the middle position inside the upper end of the second movable seat 71; the moving motor mechanism 73 is connected to the middle position of the upper part of the front surface of the second moving seat 71 through a bolt; the gear 74 is arranged at the middle position inside the fixing groove 72; the locking mechanisms 75 are respectively bolted on the upper parts of the left side and the right side of the second movable seat 71; after the equipment is adjusted, the control equipment is used for controlling the work, the movable motor mechanism 73 starts to work, the gear 74 is driven to rotate through the movable motor mechanism 73, the gear 74 and the rack 2 are meshed to be arranged, the second movable seat 71 is driven to move left and right conveniently in work, the first movable seat 4 is driven to move left and right, and the grabbing work is convenient.

In this embodiment, referring to fig. 4, the lifting seat structure 8 capable of limiting rotation comprises a lifting seat 81, a height limiting hole 82, a first fixing tube 83, an arc-shaped sliding hole 84 and a rotating rod 85, wherein the height limiting hole 82 is respectively formed in the middle position of the inner part of the left side and the inner part of the right side of the lifting seat 81; a first fixed pipe 83 is connected with the middle position of the lower end of the lifting seat 81 through a bolt; arc-shaped sliding holes 84 are respectively formed in the middle positions of the left side and the right side of the first fixing pipe 83; a rotating rod 85 is inserted into the arc-shaped sliding hole 84; the in-process of using drives dwang 85 and first connecting seat 12 through angle rotating electrical machines mechanism 11 and rotates, conveniently carries out the angle modulation work of first connecting seat 12 at the in-process of using, conveniently carries out angle modulation work at the in-process of snatching the work piece simultaneously.

In this embodiment, referring to fig. 5, the pluggable push grabbing bar structure 9 includes an arc grabbing bar 91, an insertion hole 92, a second fixing tube 93, a tapered insertion block 94, an arc insertion bar 95 and a push spring 96, wherein the insertion hole 92 is formed in the middle of the inner portion of the lower end of the arc grabbing bar 91; the lower part of the outer wall of the arc-shaped grabbing rod 91 is connected with a second fixed pipe 93 through a bolt; the right upper part and the right lower part of the conical insertion block 94 are respectively connected with an arc-shaped insertion rod 95 through bolts; a pushing spring 96 is sleeved on the left side of the outer wall of the arc-shaped inserting rod 95; the arc-shaped inserting rods 95 are respectively inserted into the inserting holes 92 and penetrate through the second fixing tube 93; then in operation, the electric push rod mechanism 14 pushes the second U-shaped seat 16, so that the second U-shaped seat 16 drives the arc-shaped grabbing rod 91 to rotate, and in the process of rotating the arc-shaped grabbing rod 91, the conical insertion block 94 is inserted at the bottom of the workpiece, and the workpiece moves to between the arc-shaped grabbing rods 91, thereby completing grabbing.

In this embodiment, specifically, the electric push rod mechanisms 14 are respectively disposed on the left and right sides of the fixing seat 15; the fixed seat 15 is a stainless steel seat with a groove arranged in the middle of the inner parts of the left side and the right side; the protective cover 10 is a transparent PVC cover.

In this embodiment, specifically, the locking ring 64 is disposed at the lower end of the height limiting pipe 62 and is disposed in contact therewith; and the middle positions of the left side and the right side of the upper end of the bottom plate 65 are respectively connected with a contact type breaker mechanism which is connected with the electric lifting rod mechanism 5 through wires.

In this embodiment, specifically, the second connecting seats 61 are respectively bolted to the left and right sides of the lower end of the first movable seat 4; the height limiting pipes 62 are respectively arranged at the left side and the right side of the electric lifting rod mechanism 5.

In this embodiment, specifically, the gear 74 is bolted to the outer wall of the output shaft of the moving motor mechanism 73; the output shaft of the moving motor mechanism 73 penetrates through the middle position of the upper part of the front surface of the second moving seat 71.

In this embodiment, specifically, the second movable seat 71 is inserted into the fixed sliding rail 1 in a sliding manner; the gear 74 is meshed with the rack 2; the moving motor mechanism 73 penetrates through the sliding hole 3 in a sliding manner; the second movable base 71 is bolted to the middle position of the upper end of the first movable base 4.

In this embodiment, specifically, the rotating rod 85 is disposed at the middle position inside the first fixing pipe 83; the first fixing tube 83 is disposed at a lower intermediate position between the height-limiting holes 82.

In this embodiment, specifically, the lower ends of the electric lifting rod mechanisms 5 are respectively bolted to the middle positions of the left and right sides of the upper end of the lifting seat 81; the angle rotating motor mechanism 11 is connected to the middle position of the upper end of the lifting seat 81 through a bolt; the protective cover 10 is arranged in the middle of the upper end of the lifting seat 81 and is connected with the lifting seat through bolts; the upper end of the first connecting seat 12 is bolted to the middle position of the lower end of the rotating rod 85; an output shaft of the angle rotating motor mechanism 11 penetrates through the middle position inside the lifting seat 81 and is connected with the rotating rod 85 through a bolt; the lower ends of the adjusting rods 63 respectively penetrate through the height limiting holes 82, and the bottom plates 65 are respectively arranged at the left and right sides of the lower end of the lifting seat 81.

In this embodiment, specifically, the pushing spring 96 is disposed at the upper right side of the tapered insertion block 94; the push spring 96 is disposed between the tapered insert block 94 and the arc-shaped grab bar 91.

In this embodiment, specifically, the arc-shaped grabbing rods 91 are respectively pin-connected to the middle positions inside the left and right sides of the fixed seat 15; the second U-shaped seats 16 are respectively bolted to the middle positions of the upper parts of the outer walls of the left and right sides of the arc-shaped grabbing rod 91.

Principle of operation

In the utility model, when in use, the fixed slide rail 1 is arranged at a proper position, the first connecting seat 12 is arranged at a proper position at the upper end of the production line, then an external lead is used for connecting an external power supply and external control equipment, according to the requirement and the working environment during working, the locking ring 64 is loosened, the adjusting rod 63 is rotated, the lengths of the adjusting rod 63 and the height limiting pipe 62 are adjusted, the locking ring 64 is screwed, the equipment is adjusted, and control work is carried out through the control equipment, the mobile motor mechanism 73 starts to work, the gear 74 is driven to rotate through the mobile motor mechanism 73, the gear 74 and the rack 2 are meshed, the second mobile seat 71 is driven to move left and right during working, the grabbing work is facilitated by driving the first mobile seat 4 to move left and right, the rotating rod 85 and the first connecting seat 12 are driven to rotate through the angle rotating motor mechanism 11 during use, the convenient angle modulation work that carries out first connecting seat 12 at the in-process that uses, the convenient in-process that snatchs the work piece simultaneously carries out angle modulation work, then at work, make electronic catch bar mechanism 14 promote second U type seat 16, make second U type seat 16 drive the arc and snatch pole 91 and rotate, snatch pole 91 pivoted in-process at the arc, make toper grafting piece 94 peg graft in the bottom of work piece, and make the work piece remove to the arc and snatch between the pole 91, and then accomplish and snatch work.

The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.

Claims

1. A mechanical automatic grabbing device for machining and manufacturing comprises a fixed sliding rail (1), a rack (2), a sliding hole (3), a first moving seat (4), an electric lifting rod mechanism (5), an adjustable locking height limiting rod structure (6), a supportable sliding locking seat structure (7), a lifting seat structure (8) capable of rotating in a limiting mode, a grabbing rod structure (9), a protective cover (10), an angle rotating motor mechanism (11), a first connecting seat (12), a first U-shaped seat (13), an electric pushing rod mechanism (14), a fixed seat (15) and a second U-shaped seat (16) in a pluggable mode, wherein the rack (2) is connected to the middle position of the top end inside the fixed sliding rail (1) through a bolt; a sliding hole (3) is transversely formed in the middle of the front surface of the fixed sliding rail (1); the first movable seat (4) is inserted in the middle of the lower end of the fixed slide rail (1) in a sliding manner; the middle positions of the left side and the right side of the lower end of the first movable seat (4) are respectively connected with an electric lifting rod mechanism (5) through bolts; the protective cover (10) is arranged on the outer wall of the angle rotating motor mechanism (11); the angle rotating motor mechanism (11) is arranged at the upper end of the lifting seat structure (8) capable of limiting and rotating; the first connecting seat (12) is arranged in the middle of the inner part of the lower end of the lifting seat structure (8) capable of limiting rotation; the middle positions of the upper parts of the left side and the right side of the first connecting seat (12) are respectively connected with a first U-shaped seat (13) through bolts; the left side and the right side of the first U-shaped seat (13) are respectively connected with one end of an electric push rod mechanism (14) through pin shafts; the lower end of the first connecting seat (12) is connected with the middle position of the upper end of the fixed seat (15) through a bolt; the other end of the electric push rod mechanism (14) is respectively connected with the inside of the second U-shaped seat (16) through pin shafts; the mechanical automatic grabbing device is characterized in that the adjustable locking height limiting rod structures (6) in the mechanical automatic grabbing device for machining and manufacturing are respectively arranged on the left side and the right side of the lower end of the first moving seat (4); the supportable sliding locking seat structure (7) is arranged in the fixed sliding rail (1); the lifting seat structure (8) capable of limiting rotation is arranged at the lower end of the electric lifting rod mechanism (5); the pluggable push grabbing rod structures (9) are respectively arranged at the middle positions inside the left side and the right side of the fixed seat (15); the adjustable locking height-limiting rod structure (6) comprises a second connecting seat (61), a height-limiting pipe (62), an adjusting rod (63), a locking ring (64) and a bottom plate (65), wherein the middle position of the lower end of the second connecting seat (61) is connected with the height-limiting pipe (62) through a bolt; the middle position inside the lower end of the height limiting pipe (62) is in threaded connection with an adjusting rod (63); the outer wall of the adjusting rod (63) is in threaded connection with a locking ring (64); the lower end of the adjusting rod (63) is connected with a bottom plate (65) through a bolt.

2. The mechanical automatic gripping device for machining manufacturing according to claim 1, characterized in that the supportable sliding locking seat structure (7) comprises a second movable seat (71), a fixed groove (72), a movable motor mechanism (73), a gear (74) and a locking mechanism (75), wherein the fixed groove (72) is formed in the middle position inside the upper end of the second movable seat (71); the moving motor mechanism (73) is connected to the middle position of the upper part of the front surface of the second moving seat (71) through a bolt; the gear (74) is arranged at the middle position inside the fixing groove (72); the locking mechanisms (75) are respectively connected to the upper parts of the left side and the right side of the second movable seat (71) through bolts.

3. The mechanical automatic gripping device for machining and manufacturing according to claim 1, wherein the lifting seat structure (8) capable of limiting rotation comprises a lifting seat (81), a height limiting hole (82), a first fixed pipe (83), an arc-shaped sliding hole (84) and a rotating rod (85), wherein the height limiting hole (82) is respectively formed in the middle position of the inner part of the left side and the inner part of the right side of the lifting seat (81); a first fixed pipe (83) is connected with the middle position of the lower end of the lifting seat (81) through a bolt; arc-shaped sliding holes (84) are respectively formed in the middle positions of the left side and the right side of the first fixing pipe (83); the inside of the arc-shaped sliding hole (84) is inserted with a rotating rod (85).

4. The mechanical automatic grabbing device for machining and manufacturing of claim 1, wherein the pluggable push grabbing rod structure (9) comprises an arc grabbing rod (91), an insertion hole (92), a second fixed tube (93), a conical insertion block (94), an arc insertion rod (95) and a push spring (96), and the insertion hole (92) is formed in the middle of the inner portion of the lower end of the arc grabbing rod (91); the lower part of the outer wall of the arc-shaped grabbing rod (91) is connected with a second fixed pipe (93) through a bolt; the upper part and the lower part of the right side of the conical insertion block (94) are respectively connected with an arc-shaped insertion rod (95) through bolts; a pushing spring (96) is sleeved on the left side of the outer wall of the arc-shaped inserting rod (95); the arc-shaped inserting rods (95) are respectively inserted into the inserting holes (92) and penetrate through the second fixing pipe (93).

5. The mechanical automatic gripping device for machining and manufacturing according to claim 1, wherein the second connecting base (61) is respectively bolted to the left and right sides of the lower end of the first movable base (4); the height limiting pipes (62) are respectively arranged at the left side and the right side of the electric lifting rod mechanism (5).

6. The mechanical automatic gripping device for machining and manufacturing according to claim 2, characterized in that the second mobile seat (71) is slidingly inserted inside the fixed sliding track (1); the gear (74) is meshed with the rack (2); the moving motor mechanism (73) penetrates through the sliding hole (3) in a sliding manner; the second movable seat (71) is connected to the middle position of the upper end of the first movable seat (4) through a bolt.

7. The mechanical automatic gripping device for machining and manufacturing according to claim 3, wherein the lower end of the electric lifting rod mechanism (5) is respectively bolted to the middle positions of the left side and the right side of the upper end of the lifting seat (81); the angle rotating motor mechanism (11) is connected to the middle position of the upper end of the lifting seat (81) through a bolt; the protective cover (10) is arranged in the middle of the upper end of the lifting seat (81) and is connected with the lifting seat through bolts; the upper end of the first connecting seat (12) is connected with the middle position of the lower end of the rotating rod (85) through a bolt; an output shaft of the angle rotating motor mechanism (11) penetrates through the middle position inside the lifting seat (81) and is connected with the rotating rod (85) through a bolt; the lower ends of the adjusting rods (63) penetrate through the height limiting holes (82) respectively, and the bottom plates (65) are arranged on the left side and the right side of the lower end of the lifting seat (81) respectively.

8. The mechanical automatic gripping device for machining and manufacturing according to claim 4, wherein the arc-shaped gripping rod (91) is respectively pin-connected to the middle position of the inner part of the left side and the right side of the fixed seat (15); the second U-shaped seats (16) are respectively bolted at the middle positions of the upper parts of the outer walls of the left side and the right side of the arc-shaped grabbing rod (91).