WO2022041540A1

WO2022041540A1 - Individual section machine clamping structure

Info

Publication number: WO2022041540A1
Application number: PCT/CN2020/132927
Authority: WO
Inventors: 王忠尉; 王超; 孙成学; 宣欢淼; 王鑫冬
Original assignee: 浙江恒雁通用设备有限公司
Priority date: 2020-08-27
Filing date: 2020-11-30
Publication date: 2022-03-03
Also published as: CN111960650B; CN111960650A

Abstract

An individual section machine clamping structure, comprising a main frame (1) and a holding clamp (8). The holding clamp (8) is arranged on the main frame (1); a driving mechanism connected to the holding clamp (8) is arranged on the main frame (1); the driving mechanism comprises a driving block (2), a connecting rod assembly (3), a driving assembly and a guide assembly; a placement groove is provided in the main frame (1); the driving block (2) is connected into the placement groove in a sliding manner; the connecting rod assembly (3) is arranged on the driving block (2), and the connecting rod assembly (3) is connected to a clamping arm (81) of the holding clamp (8); the driving assembly is arranged on the main frame (1) and is connected to the driving block (2); and the guide assembly is arranged on the main frame (1) and is connected to the driving block (2), such that the driving block (2) can be limited to go in and out of the placement groove in a driving direction of the driving assembly, and the effect of improving the clamping effect of a mold is achieved.

Description

An array machine clamping structure

technical field

The present application relates to the technical field of runners, and in particular, to a clamping structure for runners.

Background technique

The line machine produces a variety of small-sized molded bottles, with low operating costs and high production efficiency, and is used by many glass factories.

At present, the mold for manufacturing the molded bottle is installed on the rank-line machine through the holding clamp, and the holding clamp is provided with a clamping arm that clamps the mold. In order to take the manufactured molded bottle out of the holding clamp, the clamping arm needs to Rotation; a main frame is arranged on the rank machine, a driving block is slidably connected in the main frame, and a connecting rod assembly connected with the clamping arm is connected on the driving block.

In view of the above-mentioned related technologies, the inventor believes that there are the following defects: when the driving block moves, the connecting rod assembly on the driving block will drive the clamping arm to rotate; when the moving direction of the driving block in the main frame changes , the movement of the clamping arm driven by the drive block through the connecting rod assembly will also be affected to some extent, which will affect the clamping effect of the mold.

SUMMARY OF THE INVENTION

In order to improve the clamping effect of the mold, the present application provides a clamping structure for an array machine.

An array machine clamping structure provided by the application adopts the following technical solutions:

A clamping structure of an array machine, comprising a main frame and a holding tong, the holding tong is arranged on the main frame; a driving mechanism connected with the holding tong is arranged on the main frame, and the driving mechanism comprises a driving mechanism A block, a connecting rod assembly, a driving assembly and a guide assembly, a placement groove is formed on the main frame, the driving block is slidably connected in the placing groove, the connecting rod assembly is arranged on the driving block, and The connecting rod assembly is connected with the clamping arm of the holding tong; the driving assembly is arranged on the main frame and is connected with the driving block; the guide assembly is arranged on the main frame and is connected with the The drive block is connected so as to be able to define the drive block in and out of the placement slot along the drive direction of the drive assembly.

By adopting the above technical solution, the drive assembly is activated, the drive assembly drives the drive block to move, and the connecting rod assembly on the drive block drives the clamping arm on the clamp to rotate, so that the clamping arm can clamp the mold; the guide assembly will be in the drive block. When moving, the movement direction of the driving block is limited, the wear of the driving block is reduced, and the clamping effect of the mold is improved.

Preferably, the guide assembly includes a first guide rod and a second guide rod, the first guide rod is arranged on the main frame, and the driving block is provided with a first guide rod through which the first guide rod passes. a guide hole; the second guide rod can be connected to the drive block, the main frame is provided with a second guide hole for the second guide rod to pass through, and the second guide hole is connected to the placement Slots are connected.

By adopting the above technical solution, when the driving block moves in the placement groove, the driving block will move relative to the first guide rod; the second guide rod will slide in the second guide hole; the provided guide assembly has a simple structure and has a guiding effect. Okay.

Preferably, a bushing is arranged in the first guide hole, and the first guide rod passes through the bushing; a first fixing component is arranged on the bushing, and the first fixing component includes a first fixing component. block and a first bolt, the first fixing block is arranged on the bushing, the first fixing block is provided with a first through hole; the driving block is provided with a first threaded hole, the first The bolt passes through the first through hole and is threadedly connected with the first threaded hole.

By adopting the above technical solution, the bushing is first installed in the first guide hole, then the first fixing block is pressed against the driving block, and the first bolt is rotated so that the first bolt passes through the first through hole and is threadedly connected to the first threaded hole , so as to achieve the fixing of the bushing. Then the first guide rod is passed through the bushing, the provided bushing can reduce the wear of the first guide rod, and the bushing connected in the first guide hole through the first fixing component is also easy to replace when damaged.

Preferably, the driving assembly includes a cylinder and a driving rod, the cylinder body of the cylinder is arranged on the main frame, the driving rod is arranged on the piston rod of the cylinder and is connected with the driving block; the The cylinder is provided with a third fixing component connected with the main frame, the third fixing component includes a third fixing block and a fourth bolt, the third fixing block is arranged on the cylinder body of the cylinder, the A fifth through hole is formed on the third fixing block, a fourth threaded hole is formed on the main frame, and the fourth bolt passes through the fifth through hole and is threadedly connected to the fourth threaded hole; A guide rod is arranged on the third fixing block.

By adopting the above technical solution, when the driving rod passes through the second through hole and the first guide rod passes through the bushing, the fourth bolt is rotated so that the fourth bolt passes through the fifth through hole on the third fixing block and the main frame. The fourth threaded hole is threadedly connected to improve the stability of the third fixing block on the main frame, and can also improve the stability of the driving rod and the first guide rod in the main frame, and the third fixing component is arranged on the first guide rod. and easy maintenance when the drive rod is damaged.

Preferably, a guide device is provided on the main frame, the guide device includes a first guide block, a second guide block, a connecting assembly and a limit assembly, and a first guide arc groove is opened on the first guide block; The second guide block is provided with a second guide arc groove, the first guide block can abut the second guide block, when the first guide block and the second guide block collide, the first guide block A guide arc groove and the second guide arc groove form a third guide hole, the third guide hole is in the shape of a truncated cone, and the end of the third guide hole with a small cross-sectional area is communicated with the placement groove; the A fixing groove is formed on the first guide block, the connecting assembly includes a fifth link and a spring, a third groove is formed on the second guide block, and one end of the fifth link is slidably connected to the inside the third groove and the other end is clamped with the fixing groove; one end of the spring is connected to the fifth link and the other end is connected to the bottom wall of the third groove; the limiting component is provided with On the main frame, the first guide block is connected with the limiting assembly.

By adopting the above technical solution, the fifth link is pulled away from the second guide block to make the spring elongated, and then the second guide block is pressed against the first guide block, so that the second guide arc groove and the first guide circle The arc groove forms the third guide hole, then loosen the fifth link, the spring will recover elastic deformation. Under the action of the spring force, the fifth link will slide towards the direction close to the second guide block, and the fifth link will The fixing groove on the first guide block is clamped to connect the first guide block and the second guide block together, and then the first guide block is limited by the limit component to improve the stability of the first guide block on the main frame . Then put the drive rod and the first guide rod on the third fixing block into the placement groove through the end of the third guide hole with a large cross-sectional area, and then pass the drive rod through the second through hole, and the first guide rod through the bushing between the third fixed block and the main frame, then separate the first guide block from the second guide block, and then remove the first guide block and the second guide block from the main frame, so that the third fixed block can be against the main frame. The provided guide device enables the drive rod to pass through the second through hole better, and the first guide rod to pass through the bushing better, thereby reducing the wear of the drive rod and the first guide rod during installation work.

Preferably, the limit assembly includes a limit block, a screw rod and a first motor, a first chute is provided on the main frame, the limit block is slidably connected in the first chute, and the The first guide block is in contact with the limit block; the screw rod is rotatably connected in the first chute and connected with the limit block; the first motor is arranged on the main frame and is connected with the screw rod connect.

By adopting the above technical solution, start the first motor, the output shaft of the first motor drives the screw to rotate, the screw drives the slider to slide in the first chute, the limit block on the slider will move, and then the first guide The block is placed between the limit block and the main frame, so that both the first guide block and the second guide block abut against the main frame.

Preferably, the main frame is provided with a reinforcement mechanism, the first guide block and the second guide block are both provided with a first reinforcement groove, and the third fixing block is provided with a second reinforcement groove, so The reinforcing mechanism includes a connecting block, a sixth connecting rod, a reinforcing block, a reinforcing rod and an adjustment assembly, the connecting block is arranged on the main frame, a second chute is opened on the connecting block, and the sixth connecting block is provided on the main frame. The rod is slidably connected in the second chute, the reinforcement block is arranged on the sixth link, the reinforcement rod is arranged on the reinforcement block, the first guide block is connected to the second The reinforcement grooves on the guide block can all be engaged with the reinforcement rods, and the reinforcement rods can also be clamped with the second reinforcement grooves; the adjustment assembly includes a rack, a second motor and a gear, the second The motor is arranged on the connection block, the gear key is connected to the output shaft of the second motor; the rack is arranged on the sixth link and meshes with the gear.

By adopting the above technical solution, when both the first guide block and the second guide block are in contact with the main frame, the second motor is started, and the output shaft of the second motor drives the gear to rotate. The rack will move, the rack will drive the sixth link to slide in the second chute, and the reinforcement block on the sixth link will move towards the direction close to the first guide block and the second guide block, so that multiple One part of the reinforcement rod is engaged with the first reinforcement groove on the first guide block, and the remaining part is clamped with the first reinforcement groove on the second guide block, thereby improving the first guide block and the second guide block on the main frame. stability.

Preferably, the connecting rod assembly includes a first connecting rod, a second connecting rod, a third connecting rod, a fourth connecting rod and a rotating block, the first connecting rod is hinged on the driving block, and the second connecting rod is hinged on the driving block. One end of the rod is hinged on the first link, one end of the third link is set on the second link, the rotating block is set on the third link, and the fourth link is The rod is arranged on the rotating block and is connected with the clamping arm of the holding tong.

By adopting the above technical solution, when the driving block slides in the placement groove, the driving block drives the first connecting rod to move, the first connecting rod drives the second connecting rod to move, the second connecting rod drives the third connecting rod to move, and the third connecting rod moves. The connecting rod drives the rotating block to move, the fourth connecting rod on the rotating block moves, the fourth connecting rod will drive the clamping arm to rotate, and the rotation of the clamping arm will realize the clamping of the mold.

To sum up, the beneficial technical effects of the present application are:

1. The guide assembly will limit the movement direction of the drive block when the drive block moves, reduce the wear of the drive block, and improve the clamping effect of the mold;

2. The provided bushing can reduce the wear of the first guide rod, and the bushing connected in the first guide hole through the first fixing assembly is also easy to replace when damaged;

3. The provided guide device reduces the wear of the drive rod and the first guide rod during installation.

Description of drawings

1 is a schematic structural diagram of a related art rank-and-file machine clamping device;

2 is a schematic structural diagram of a connecting rod assembly in the related art;

FIG. 3 is a schematic structural diagram of the clamping device of the ranker in Embodiment 1 of the present application;

4 is a schematic structural diagram of a driving block in Embodiment 1 of the application;

5 is a schematic structural diagram of a guide assembly in Embodiment 1 of the application;

Fig. 6 is the enlarged view of A in Fig. 5;

FIG. 7 is a schematic structural diagram of a clamping device for an array machine in Embodiment 2 of the present application;

8 is a schematic structural diagram of a guide device in Embodiment 2 of the application;

9 is a cross-sectional view of the first guide block in Embodiment 2 of the application, showing the structure of the limiting assembly;

FIG. 10 is a schematic structural diagram of the reinforcement mechanism in Embodiment 2 of the application.

Reference numerals: 1. Main frame; 2. Driving block; 21. First fixing assembly; 211, First fixing block; 212, First bolt; 3. Link assembly; 31, First connecting rod; 32, No. Second connecting rod; 33, third connecting rod; 34, fourth connecting rod; 35, rotating block; 41, cylinder; 42, driving rod; 43, third fixing assembly; 431, third fixing block; 4311, second Reinforcing groove; 432, fourth bolt; 51, first guide rod; 52, second guide rod; 521, first groove; 522, second bolt; 53, second fixing assembly; 531, second fixing block; 532, the third bolt; 6, the guide device; 61, the first guide block; 611, the first guide arc groove; 612, the first reinforcement groove; 62, the second guide block; 621, the second guide arc groove; 622, the third groove; 63, the connecting assembly; 631, the fifth link; 632, the spring; 633, the adjustment block; 64, the limit assembly; 641, the limit block; 642, the screw rod; 643, the first motor; 7. Reinforcing mechanism; 71, connecting block; 72, sixth link; 73, reinforcing block; 74, reinforcing rod; 75, adjusting assembly; 751, rack; 752, second motor; 753, gear; 8, holding pliers; 81, clamping arm.

detailed description

The application is described in further detail below in conjunction with accompanying drawings 1-10:

Referring to FIGS. 1 and 2 , in the related art, the clamping structure of the row machine includes a main frame 1, on which a holding clamp 8 is arranged, a placement slot is opened in the main frame 1, and a drive block 2 is slidably connected in the placement slot to drive the A connecting rod assembly 3 is provided on the block 2, and the connecting rod assembly 3 includes a first connecting rod 31 hinged on the driving block 2, and a second connecting rod 32 is hinged at one end of the first connecting rod 31 away from the driving block 2, and the second connecting rod 31 is hinged on the driving block 2. The rod 32 is provided with a spline groove; the second connecting rod 32 is provided with a third connecting rod 33, one end of the third connecting rod 33 is fixedly connected with a spline block matched with the spline groove, and the third connecting rod 33 is far away from the second connecting rod 33. One end of the connecting rod 32 passes through the main frame 1, and the third connecting rod 33 passing through the main frame 1 is fixedly connected with a rotating block 35, and the rotating block 35 is rotatably connected with a fourth connecting rod 81 connected to the clamping arm 81 of the holding pliers 8. connecting rod 34. A cylinder 41 connected to the driving block 2 is fixedly connected to the main frame 1 .

The piston rod of the cylinder 41 drives the drive block 2 to move, the drive block 2 drives the first connecting rod 31 to move, the first connecting rod 31 drives the second connecting rod 32 to move, the second connecting rod 32 drives the third connecting rod 33 to move, and the third connecting rod 32 drives the third connecting rod 33 to move. The connecting rod 33 drives the rotating block 35 to move, the fourth connecting rod 34 on the rotating block 35 will move, and the fourth connecting rod 34 will drive the clamping arm 81 to rotate, and the rotation of the clamping arm 81 will realize the clamping of the mold. .

Embodiment 1: Referring to FIG. 3 , a clamping structure of an array machine is disclosed for the embodiment of the application, including a main frame 1 , a holding clamp 8 and a driving mechanism. The holding clamp 8 is arranged on the main frame 1 ; the driving mechanism is arranged on the main frame. 1 and connected with the clamping arm 81 of the holding forceps 8.

Referring to FIGS. 3 and 4 , a placement slot is opened in the main frame 1, and the drive mechanism includes a drive block 2 that is slidably connected in the placement slot. Both ends of the drive block 2 are provided with a link assembly 3, and the link assembly 3 includes The first connecting rod 31 is hinged on the driving block 2, the end of the first connecting rod 31 away from the driving block 2 is hinged with a second connecting rod 32, and the second connecting rod 32 is provided with a spline groove; the second connecting rod 32 is provided with There is a third connecting rod 33, one end of the third connecting rod 33 is fixedly connected with a spline block matched with the spline groove, and one end of the third connecting rod 33 away from the second connecting rod 32 passes through the main frame 1, and passes through the main frame A rotating block 35 is fixedly connected to the third connecting rod 33 of 1 , and a fourth connecting rod 34 that is connected to the clamping arm 81 of the holding forceps 8 is rotatably connected to the rotating block 35 .

The main frame 1 is provided with a drive assembly, the drive assembly includes a cylinder 41, a third fixing assembly 43 is disposed on the cylinder body of the cylinder 41, and the third fixing assembly 43 includes a third fixing block 431 fixedly connected to the cylinder body of the cylinder 41, The third fixing block 431 can cover the opening of the placement slot, a fifth through hole is formed on the third fixing block 431, a fourth threaded hole is formed on the main frame 1, and a fifth through hole is formed on the third fixing block 431 A fourth bolt 432 screwed to the fourth threaded hole.

4 and 5 , a driving rod 42 is fixedly connected to the piston rod of the cylinder 41 , and a second through hole through which the driving rod 42 passes is formed on the driving block 2 .

The main frame 1 is provided with a second guide hole that communicates with the placement slot. The main frame 1 is provided with a guide assembly. The guide assembly includes a second guide rod 52 slidably connected in the second guide hole. The second guide rod 52 A first groove 521 is formed, and one end of the second through hole through which the driving rod 42 passes can be clamped with the first groove 521; one end of the second guide rod 52 located in the second guide hole is formed with the first groove 521 The connected third through hole, the driving rod 42 located in the first groove 521 is provided with a second threaded hole, and the second guide rod 52 is provided with a second threaded hole that passes through the third through hole and is threadedly connected to the second threaded hole. Bolt 522. When the second bolt 522 passes through the third through hole and is threadedly connected to the second threaded hole, both ends of the driving block 2 press against the piston rod of the cylinder 41 and the end of the second guide rod 52 away from the third through hole respectively.

The third fixing block 431 is provided with a first guide rod 51 , the first guide rod 51 is provided with a second fixing assembly 53 , and the second fixing assembly 53 includes a second fixing block 531 fixedly connected to one end of the first guide rod 51 . , the second fixing block 531 is provided with a fourth through hole, the third fixing block 431 is provided with a third threaded hole, and the second fixing block 531 is provided with a third threaded hole that passes through the fourth through hole and is threadedly connected to the third threaded hole. Three bolts 532.

Referring to FIG. 5 and FIG. 6 , the driving block 2 is provided with a first guide hole, and the side wall of the first guide hole close to one end of the third fixing block 431 is provided with a second groove; the first guide hole is provided with a bushing, The first guide rod 51 can pass through the bushing. The bushing is provided with a first fixing component 21. The first fixing component 21 includes a first fixing block 211 fixedly connected to the bushing. The first fixing block 211 can be connected with the second fixing block 211 The groove is clamped, the first fixing block 211 is provided with a first through hole, the bottom wall of the second groove is provided with a first threaded hole, and the first fixing block 211 is provided with a first through hole and a first threaded hole. The first bolt 212 to which the threaded hole is threadedly connected.

One end of the first guide rod 51 away from the second fixing block 531 passes through the bushing.

The implementation principle of an array machine clamping structure in the embodiment of the present application is as follows: firstly, the third bolt 532 is threadedly connected to the third threaded hole on the third fixing block 431 through the fourth through hole on the second fixing block 531 ; Then, the driving rod 42 is passed through the second through hole on the driving block 2, and the first guide rod 51 is passed through the bushing; The through hole is threadedly connected with the fourth threaded hole of the main frame 1; finally, the second guide rod 52 is slid in the second guide hole, so that the end of the driving rod 42 passing through the second through hole is clamped with the first groove 521, The second guide rod 52 is pressed against the driving block 2 , and the second bolt 522 passes through the third through hole on the second guide rod 52 and is threadedly connected with the second threaded hole on the driving rod 42 , so that the two The ends abut against the piston rod of the cylinder 41 and the second guide rod 52 respectively.

Because the driving block 2 is limited between the piston rod of the cylinder 41 and the second guide rod 52, when the cylinder 41 is activated, the piston rod of the cylinder 41 will drive the driving block 2 to slide in the placement groove, and the driving block 2 will drive the first connecting rod 31 moves, the first connecting rod 31 drives the second connecting rod 32 to move, the second connecting rod 32 drives the third connecting rod 33 to move, the third connecting rod 33 drives the rotating block 35 to move, and the fourth connecting rod 34 on the rotating block 35 moves It will move, the fourth link 34 will drive the clamping arm 81 to rotate, and the rotation of the clamping arm 81 will realize the clamping of the mold. When the driving block 2 is moving, the second guide rod 52 will slide in the second guide hole. When the driving block 2 moves, the driving block 2 will move relative to the first guide rod 51 .

Embodiment 2: Referring to FIG. 7 and FIG. 8 , the difference from Embodiment 1 is that a second reinforcement groove 4311 is provided on the side wall of the third fixing block 431; 1 is provided with a guide device 6, the guide device 6 includes a limit assembly 64, and the limit assembly 64 includes a slider slidably connected in the first chute; a screw 642 is rotatably connected in the first chute, and the screw 642 passes through The slider is threadedly connected with the slider; the main frame 1 is fixedly connected with a first motor 643 connected with the screw 642; the slider is integrally provided with a limit block 641, and the cross section of the limit block 641 is L-shaped.

The guide device 6 also includes a first guide block 61 and a second guide block 62. The first guide block 61 can abut against the limit block 641. The first guide block 61 is provided with a first guide arc groove 611; the second guide block 62 A second guide arc groove 621 is opened on the upper part. When the first guide block 61 abuts against the second guide block 62, the first guide arc groove 611 and the second guide arc groove 621 form a third guide hole, and the third guide hole is a circular table. The end with the smaller cross-sectional area of the third guide hole communicates with the placement groove, and the cross-sectional area of the third guide hole, the cross-sectional area of the second through hole, and the cross-sectional area of the first guide rod 51 are all equal.

Referring to FIGS. 8 and 9 , the second guide block 62 is provided with a connecting assembly 63 , the second guide block 62 is provided with a third groove 622 , and the connecting assembly 63 includes an adjustment block slidably connected in the third groove 622 633, a fifth connecting rod 631 is rotatably connected to the adjusting block 633, and the first guide block 61 is provided with a fixing groove which is clamped with the end of the fifth connecting rod 631 away from the adjusting block 633; the third groove 622 is provided with a spring 632 , one end of the spring 632 is connected with the bottom wall of the third groove 622 , and the other end is connected with the adjusting block 633 .

Referring to FIGS. 8 and 10 , first reinforcement grooves 612 are defined on the side walls of the first guide block 61 and the second guide block 62 .

The main frame 1 is provided with a reinforcement mechanism 7. The reinforcement mechanism 7 includes a connection block 71 fixedly connected to the main frame 1. The connection block 71 is provided with a second chute, and a sixth link is slidably connected in the second chute. 72. A reinforcement block 73 is fixedly connected to one end of the sixth link 72 away from the connection block 71, and a plurality of reinforcement rods 74 are fixedly connected to the side of the reinforcement block 73 away from the sixth link 72, and a part of the reinforcement rods 74 The first reinforcement grooves 612 on the first guide block 61 are engaged, and the remaining part is engaged with the first reinforcement grooves 612 on the second guide block 62; The second reinforcement groove 4311 is clamped. The connecting block 71 is provided with an adjusting assembly 75, and the adjusting assembly 75 includes a second motor 752 fixedly connected to the connecting block 71, a gear 753 is keyed on the output shaft of the second motor 752, and the gear 753 is located in the second chute; A rack 751 that meshes with the gear 753 is integrally provided on the side wall of the sixth link 72 .

The motors in this embodiment are all three-phase asynchronous motors.

The implementation principle of an array machine clamping structure in the embodiment of the present application is as follows: the fifth link 631 is pulled in a direction away from the second guide block 62, so that the adjustment block 633 slides in the third groove 622, and the spring 632 is pulled long, and then push the second guide block 62 against the first guide block 61, so that the second guide arc groove 621 and the first guide arc groove 611 form a third guide hole, and then release the fifth link 631, the spring 632 will Under the action of the elastic force of the spring 632, the adjustment block 633 will return to the far away position, the fifth link 631 will slide toward the direction close to the second guide block 62, and the end of the fifth link 631 away from the adjustment block 633 It will be snapped with the fixing groove on the first guide block 61 .

When the first motor 643 is activated, the output shaft of the first motor 643 drives the screw 642 to rotate, the screw 642 drives the slider to slide in the first chute, and the limit block 641 on the slider moves. Then, the first guide block 61 is placed between the limit block 641 and the main frame 1, so that both ends of the first guide block 61 abut against the limit block 641 and the main frame 1 respectively, and the cross-sectional area of the third guide hole is small. One end is communicated with the placement groove, the axis of the third guide hole coincides with the axis of the second through hole, and both the first guide block 61 and the second guide block 62 abut against the main frame 1 .

Then start the second motor 752, the output shaft of the second motor 752 drives the gear 753 to rotate, because the gear 753 meshes with the rack 751, when the gear 753 rotates, the rack 751 will move, and the rack 751 drives the sixth link 72 slides in the second chute, the reinforcement block 73 on the sixth link 72 will move toward the direction close to the first guide block 61 and the second guide block 62, so that a part of the reinforcement rods 74 is connected to the first guide block 74. The first reinforcement groove 612 on the guide block 61 is engaged with the first reinforcement groove 612 , and the remaining part is engaged with the first reinforcement groove 612 on the second guide block 62 .

The third bolt 532 is passed through the fourth through hole on the second fixing block 531 to be threadedly connected to the third threaded hole on the third fixing block 431 , and the first guide rod 51 is fixedly connected to the third fixing block 431 . Then, the driving rod 42 is passed through the third guide hole and the second through hole on the driving block 2 in sequence, and the first guide rod 51 is passed through the third guide hole and the bushing.

When the drive rod 42 passes through the second through hole on the drive block 2, the first guide rod 51 passes through the bushing, and the third fixed block 431 does not interfere with the main frame 1, the second motor 752 and the first motor 643 are activated, and the first The second motor 752 drives the reinforcing block 73 to move, so that the reinforcing rod 74 is no longer clamped with the first guide hole; the first motor 643 drives the limiting block 641 to return to the original position. Next, the fifth link 631 is separated from the fixing groove, the first guide block 61 and the second guide block 62 are separated, and the first guide block 61 and the second guide block 62 are removed from the main frame 1 . Finally, the third fixing block 431 is made to abut the main frame 1 .

After the third fixing block 431 abuts against the main frame 1 , the second motor 752 is activated, so that the plurality of reinforcing rods 74 are all engaged with the second reinforcing grooves 4311 on the third fixing block 431 .

Then rotate the fourth bolt 432, so that the fourth bolt 432 passes through the fifth through hole on the third fixing block 431 and is threadedly connected to the fourth threaded hole of the main frame 1; then slide the second guide rod 52 in the second guide hole The end of the driving rod 42 passing through the second through hole is engaged with the first groove 521, the second guide rod 52 will press against the driving block 2, and the second bolt 522 will pass through the second guide rod 52. The third through hole is threadedly connected with the second threaded hole on the driving rod 42 , so that the two ends of the driving block 2 press against the piston rod of the cylinder 41 and the second guide rod 52 respectively.

The above are all preferred embodiments of the present application, and are not intended to limit the protection scope of the present application. Therefore: all equivalent changes made according to the structure, shape and principle of the present application should be covered within the scope of the present application. Inside.

Claims

A clamping structure for an array machine, comprising a main frame (1) and a holding clamp (8), the holding clamp (8) being arranged on the main frame (1); characterized in that the main frame (1) There is a drive mechanism connected to the holding tongs (8), the drive mechanism includes a drive block (2), a connecting rod assembly (3), a drive assembly and a guide assembly, and the main frame (1) is provided with A placement groove, the driving block (2) is slidably connected in the placement groove, the connecting rod assembly (3) is arranged on the driving block (2), and the connecting rod assembly (3) is connected to the The clamping arm (81) of the holding tongs (8) is connected; the drive assembly is arranged on the main frame (1) and is connected with the drive block (2); the guide assembly is arranged on the main frame (1) and connected with the drive block (2), so that the drive block (2) can be restricted to enter and exit the placement slot along the driving direction of the drive assembly.
The clamping structure of an array machine according to claim 1, wherein the guide assembly comprises a first guide rod (51) and a second guide rod (52), and the first guide rod (51) is provided with On the main frame (1), the driving block (2) is provided with a first guide hole through which the first guide rod (51) passes; the second guide rod (52) can be connected with any The drive block (2) is connected, the main frame (1) is provided with a second guide hole through which the second guide rod (52) passes, and the second guide hole communicates with the placement groove.
The clamping structure for an array machine according to claim 2, wherein a bushing is arranged in the first guide hole, and the first guide rod (51) passes through the bushing;

A first fixing assembly (21) is provided on the bushing, the first fixing assembly (21) includes a first fixing block (211) and a first bolt (212), and the first fixing block (211) is provided with On the bushing, the first fixing block (211) is provided with a first through hole; the driving block (2) is provided with a first threaded hole through which the first bolt (212) passes. The first through hole is screwed with the first threaded hole.
The clamping structure of an array machine according to claim 2, characterized in that the drive assembly comprises a cylinder (41) and a drive rod (42), and the cylinder block of the cylinder (41) is arranged on the main frame (1), the drive rod (42) is arranged on the piston rod of the cylinder (41) and is connected with the drive block (2);

The cylinder (41) is provided with a third fixing assembly (43) connected with the main frame (1), the third fixing assembly (43) includes a third fixing block (431) and a fourth bolt (432) ), the third fixing block (431) is arranged on the cylinder body of the cylinder (41), the third fixing block (431) is provided with a fifth through hole, and the main frame (1) is provided with a fifth through hole There is a fourth threaded hole, and the fourth bolt (432) is threadedly connected to the fourth threaded hole through the fifth through hole;

The first guide rod (51) is arranged on the third fixing block (431).
The clamping structure for an array machine according to claim 4, characterized in that a guide device (6) is provided on the main frame (1), and the guide device (6) comprises a first guide block (61) , a second guide block (62), a connection assembly (63) and a limit assembly (64), the first guide block (61) is provided with a first guide arc groove (611); the second guide block (61) (62) is provided with a second guide arc groove (621), the first guide block (61) can abut against the second guide block (62), when the first guide block (61) is in contact with the When the second guide block (62) collides, the first guide arc groove (611) and the second guide arc groove (621) form a third guide hole, and the third guide hole is in the shape of a truncated cone, so The end with the smaller cross-sectional area of the third guide hole is communicated with the placement groove;

The first guide block (61) is provided with a fixing groove, the connecting assembly (63) includes a fifth link (631) and a spring (632), and the second guide block (62) is provided with a third a groove (622), one end of the fifth link (631) is slidingly connected in the third groove (622) and the other end is snapped with the fixing groove; one end of the spring (632) is connected to the fifth link (631) and the other end is connected to the bottom wall of the third groove (622);

The limiting assembly (64) is arranged on the main frame (1), and the first guide block (61) is connected with the limiting assembly (64).
The clamping structure for an array machine according to claim 5, characterized in that the limit assembly (64) comprises a limit block (641), a screw (642) and a first motor (643), the main motor (643). The frame (1) is provided with a first chute, the limit block (641) is slidably connected in the first chute, and the first guide block (61) abuts against the limit block (641) ; the screw (642) is rotatably connected in the first chute and is connected with the limit block (641); the first motor (643) is arranged on the main frame (1) and is connected with the The screw (642) is connected.
The clamping structure of an array machine according to claim 5, characterized in that a reinforcement mechanism (7) is provided on the main frame (1), the first guide block (61) and the second guide Each of the blocks (62) is provided with a first reinforcement groove (612), the third fixing block (431) is provided with a second reinforcement groove (4311), and the reinforcement mechanism (7) includes a connection block (71), A sixth link (72), a reinforcement block (73), a reinforcement rod (74) and an adjustment assembly (75), the connection block (71) is provided on the main frame (1), the connection block (71) ) is provided with a second chute, the sixth connecting rod (72) is slidably connected in the second chute, and the reinforcing block (73) is arranged on the sixth connecting rod (72), The reinforcement rod (74) is arranged on the reinforcement block (73), and the reinforcement grooves on the first guide block (61) and the second guide block (62) can be compatible with the reinforcement rod (74). ) is snapped, and the reinforcing rod (74) can also be snapped with the second reinforcing groove (4311);

The adjustment assembly (75) includes a rack (751), a second motor (752) and a gear (753), the second motor (752) is arranged on the connection block (71), and the gear (753) ) key is connected to the output shaft of the second motor (752); the rack (751) is arranged on the sixth link (72) and meshes with the gear (753).
The clamping structure of an array machine according to claim 5, wherein the connecting rod assembly (3) comprises a first connecting rod (31), a second connecting rod (32), and a third connecting rod (33) ) A fourth link (34) and a rotating block (35), the first link (31) is hinged on the drive block (2), and one end of the second link (32) is hinged on the On the first link (31), one end of the third link (33) is arranged on the second link (32), and the rotating block (35) is arranged on the third link (33) ), the fourth connecting rod (34) is arranged on the rotating block (35) and is connected with the clamping arm (81) of the holding tong (8).