CN215158746U

CN215158746U - Material rack locking mechanism of turnover machine

Info

Publication number: CN215158746U
Application number: CN202121380889.2U
Authority: CN
Inventors: 沙丰永; 王燕伟; 马莲
Original assignee: Jinan Aotto Automation Co ltd
Current assignee: Jinan Aotto Automation Co ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2021-12-14
Anticipated expiration: 2031-06-21

Abstract

The utility model discloses a upset machine work or material rest locking mechanism, including the locating pin subassembly that is used for fixed work or material rest, the locating pin subassembly is including the locating pin that is used for fixing a position the work or material rest and the locking hook that pins the work or material rest that is used for locking the sheet material, the locating pin is connected with the layer board, rotate between locking hook and the locating pin and be connected, still including the self-locking mechanism who is used for locking the locking hook. During operation, the positioning pin is matched with the positioning hole in the material rack, so that the position of the material rack is positioned, the material rack is locked through the locking hook, the self-locking mechanism can ensure that the material rack is always locked by the locking hook, and when the turnover machine overturns the plate material, the material rack can be locked by the self-locking function of the positioning hook, so that the phenomenon of material sliding is prevented, and the turnover machine is safe and reliable.

Description

Material rack locking mechanism of turnover machine

Technical Field

The utility model belongs to the technical field of upset machine work or material rest location technique and specifically relates to a upset machine work or material rest locking mechanism.

Background

The turnover machine can meet the engineering turnover requirements of goods of different specifications, and safely, stably and effectively provides process conveying. The method is widely applied to industries such as metallurgy, stamping, metal plates, dies, papermaking, refrigeration, steel belts, wire coils, barrels, coil stocks and the like.

When the sheet material is turned by the stack material turning machine, the material frame needs to be hooked by the positioning hook, the sheet material is turned under the action of the clamping force, and if accidents (power failure, gas failure and the like) occur in the turning process, the positioning hook can be disengaged, so that the turning machine slips, and safety accidents and economic losses are caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve above-mentioned problem, provide a upset machine work or material rest locking mechanism, the upset machine is at upset work or material rest and sheet material in-process, and the location hook remains the auto-lock state, safe and reliable all the time.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides a upset machine work or material rest locking mechanism, is including the locating pin subassembly that is used for fixed work or material rest, the locating pin subassembly is including the locating pin that is used for fixing a position the work or material rest and the locking hook that pins the work or material rest that is used for locking the sheet material, the locating pin is connected with the layer board, rotate between locking hook and the locating pin and be connected, still include the self-locking mechanism who is used for locking the locking hook.

Furthermore, a slot is arranged in the positioning pin, and the locking hook is positioned in the slot.

Further, the material frame locking device further comprises a first driving mechanism for driving the locking hook to rotate and lock the material frame.

Furthermore, first actuating mechanism includes first cylinder, first cylinder end of cylinder is connected with the crossbeam, and first cylinder tailpiece of the piston rod end is equipped with the connector, the connector cooperates with the contact of locking hook lower extreme.

Further, the material frame locking device further comprises a rebound mechanism for driving the locking hook to loosen the material frame.

Further, the rebounding mechanism comprises an extension spring and a fixing block, the fixing block is installed on the supporting plate, one end of the extension spring is connected with the fixing block, and the other end of the extension spring is connected with the lower end of the locking hook.

Furthermore, the self-locking mechanism comprises a locking plate used for positioning the lower end of the locking hook, a spring assembly used for pressing the locking plate and a guide assembly, the locking plate is rotatably connected with the supporting plate, the spring assembly is installed on the supporting plate, and the guide assembly is installed on the cross beam.

Furthermore, a fixed disc is arranged on the outer side of the front end of the locking plate and connected with the supporting plate through bolts, a supporting frame is arranged at the lower end of the fixed disc, a fixed shaft is arranged on the supporting frame and penetrates through the locking plate to be connected with the fixed disc;

the locking plate is provided with a clamping groove on the inner side, and the clamping groove is matched with the lower end of the locking hook.

Furthermore, the spring assembly comprises a shell, a telescopic rod and a compression spring, wherein the telescopic rod is in contact with the outer side surface of the locking plate, the compression spring drives the telescopic rod to compress the locking plate, one end of the outer side of the shell is connected with the supporting plate, and the telescopic rod penetrates through the shell and slides in the shell.

Further, the guide assembly comprises a guide block for driving the locking block to rotate outwards, a protrusion is arranged in the middle of the guide block, and the guide block is installed on the cross beam.

Furthermore, a bearing is arranged at the front end of the inner side surface of the locking plate.

Further, the self-locking mechanism comprises a clamping jaw matched with the lower end of the locking hook, a second driving mechanism for driving the clamping jaw to rotate, and a support for supporting the clamping jaw and the second driving mechanism, the support is mounted on the cross beam, the clamping jaw is rotatably connected with the support, the second driving mechanism is connected with the clamping jaw through a connecting rod, the upper end of the connecting rod is hinged to the clamping jaw, and the lower end of the connecting rod is slidably connected with the support.

Furthermore, the second driving mechanism comprises a second cylinder, the cylinder body end of the second cylinder is connected with the support, the piston rod end of the second cylinder is rotatably connected with the lower end of the connecting rod through a pin shaft, a long hole is formed in a side plate of the support, and two ends of the pin shaft penetrate into the long hole.

The utility model has the advantages that:

1. the utility model discloses a locating pin subassembly for fixing work or material rest, the locating pin subassembly is including the locating pin that is used for fixing a position the work or material rest and the locking hook that pins the work or material rest that is used for locking the sheet material, the locating pin is connected with the layer board, rotate between locking hook and the locating pin and be connected, still including the self-locking mechanism who is used for locking the locking hook. During operation, the positioning pin is matched with the positioning hole in the material rack, so that the position of the material rack is positioned, the material rack is locked through the locking hook, the self-locking mechanism can ensure that the material rack is always locked by the locking hook, and when the turnover machine turns over a plate material, the material rack can be locked by the self-locking function of the positioning hook, the phenomenon of material sliding is prevented, and the turnover machine is safe and reliable.

2. The utility model discloses be equipped with the drive locking hook and loosen the resilient mounting of work or material rest. The rebound mechanism comprises an extension spring and a fixed block, one end of the extension spring is connected with the fixed block, the other end of the extension spring is connected with the lower end of the locking hook, when the first cylinder piston rod is retracted or the self-locking mechanism does not lock the locking hook, the locking hook loosens the material rest under the action of the extension spring, the material rest is not locked, and the material rest is released conveniently.

3. The utility model discloses well spring unit includes the casing, compresses tightly the compression spring of locking board with the telescopic link and the drive telescopic link of locking board lateral surface contact, and the telescopic link passes the casing and slides in the casing, and compression spring's pretightning force makes the telescopic link withstand the locking board, makes the locking board be in the state that compresses tightly, and it is firm to guarantee that the locking board locks the locking hook.

4. The utility model discloses well direction subassembly is equipped with the arch to outside pivoted guide block including driving locking piece, guide block intermediate position, when the cylinder was withdrawed, the layer board drove the work or material rest and past carrying, when bearing subassembly reachd the direction subassembly, the locking plate was rotatory around the support frame in the fixed subassembly, and the locking plate departed from the location hook, and the location hook keeps the vertical state under the extension spring effect to realize the unblock of location hook. The bearing is arranged at the front end of the inner side face of the locking plate, and the bearing 3 can reduce the friction force between the locking plate and the guide block.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of an operating state according to an embodiment of the present invention;

fig. 2 is a schematic view of a cross beam structure according to an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 2;

fig. 4 is a schematic structural view of a supporting plate according to an embodiment of the present invention;

FIG. 5 is a partial enlarged view of FIG. 4 at B;

fig. 6 is a first structural schematic diagram of an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a second embodiment of the present invention;

fig. 8 is a schematic structural view of a self-locking mechanism according to an embodiment of the present invention;

fig. 9 is a cross-sectional view of a spring assembly according to an embodiment of the present invention;

FIG. 10 is a cross-sectional view of the connection between a locking plate and a support plate according to the embodiment of the present invention;

fig. 11 is a schematic view of a second working state of the embodiment of the present invention;

fig. 12 is a schematic structural view of a second embodiment of the present invention;

fig. 13 is a cross-sectional view of the second embodiment of the present invention.

In the figure: the locking device comprises a positioning pin 1, a locking hook 2, a supporting plate 3, a groove 4, a first air cylinder 5, a cross beam 6, a connector 7, an extension spring 8, a fixing block 9, a locking plate 10, a guide assembly 11, a spring assembly 12, a fixing disc 13, a supporting frame 14, a fixing shaft 15, a clamping groove 16, an expansion rod 17, a compression spring 18, a shell 19, a stop block 20, a guide block 21, a protrusion 22, a bearing 23, a clamping jaw 24, a second air cylinder 25, a support 26, a connecting rod 27, a pin shaft 28 and a long hole 29.

Detailed Description

In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

For convenience of description, a coordinate system is now defined as shown in fig. 1 and 4.

The first embodiment is as follows:

as shown in fig. 1, 6 and 7, the locking mechanism for the material frame of the turnover machine comprises a positioning pin assembly for fixing the material frame, wherein the positioning pin assembly comprises a positioning pin 1 for positioning the material frame and a locking hook 2 for locking the material frame, the positioning pin 1 is connected with a supporting plate 3, a connecting flange is arranged at the lower end of the positioning pin 1 and is connected with the supporting plate 3 through a bolt, the locking hook 2 is rotatably connected with the positioning pin 1, and the locking mechanism further comprises a self-locking mechanism for locking the locking hook 2. During operation, through locating pin 1 and the locating hole cooperation on the work or material rest to the position of location work or material rest, later through locking hook 2 locking work or material rest, self-locking mechanism can guarantee that locking hook 2 locks the work or material rest all the time, safe and reliable.

As shown in fig. 2 and 3, a slot 4 is formed in the positioning pin 1, the upper end and the lower end of the slot 4 are communicated with the outside, the locking hook 2 is located in the slot 4, the locking hook 2 is rotatably connected with the inner wall of the slot 4 through a pin shaft, a bend for hooking the material rest is arranged at the upper end of the locking hook 2, and the lower end of the locking hook 2 extends out of the slot.

As shown in fig. 2 and 3, the device further comprises a first driving mechanism for driving the locking hook 2 to rotate and lock the material rest. First actuating mechanism includes

first cylinder

5, 5 cylinder body ends of first cylinder are connected with

crossbeam

6, and 5 cylinder body ends of first cylinder are equipped with the mounting panel, and the mounting panel passes through the bolt fastening on

crossbeam

6, and 5 piston rod ends of first cylinder are equipped with connector 7, connector 7 and the cooperation of 2 lower extreme contacts of locking hook, 5 piston rods of first cylinder stretch out, and connector 7 installed at piston rod top promotes locking hook 2 and rotates around the round pin axle, makes the positioning hook work or material rest.

As shown in fig. 6 and 7, a resilient mechanism for driving the locking hook 2 to release the stack is further included. The rebounding mechanism comprises an extension spring 8 and a fixing block 9, as shown in fig. 4 and 5, the fixing block 9 is installed on the supporting plate 3 in a welding mode, one end of the extension spring 8 is connected with the fixing block 9, the other end of the extension spring 8 is connected with the lower end of the locking hook 2, pull rods are arranged at the lower ends of the fixing block 9 and the locking hook 2, two ends of the extension spring 8 are connected with the corresponding pull rods respectively, when a piston rod of the first air cylinder 5 is retracted or the locking hook is not locked by the self-locking mechanism, the material rest is released by the locking hook 2 under the action of the extension spring 8, the material rest is not locked any more, and the material rest is released conveniently.

As shown in fig. 7 and 8, the self-locking mechanism includes a locking plate 10 for positioning the lower end of the locking hook 2, a spring assembly 12 for compressing the locking plate 10, and a guide assembly 11, as shown in fig. 4 and 5, the outer side of the front end of the locking plate 10 is rotatably connected with the supporting plate 3, the lower end of the locking hook 2 is hooked by the rear end of the locking plate 10, the spring assembly 12 is installed on the supporting plate 3, the guide assembly 11 is installed on the cross beam 6, the outer side surface of the rear end of the spring assembly 12 is matched with the outer side surface of the locking plate 10, and the inner side surface of the front end of the locking plate 10 is matched with the guide assembly 11.

As shown in fig. 4 to 6, 8 and 10, a fixed disc 13 is arranged on the outer side of the front end of the locking plate 10, the fixed disc 13 is connected with the supporting plate 3 through a bolt, a supporting frame 14 is arranged at the lower end of the fixed disc 13, a fixed shaft 15 is arranged on the supporting frame 14, the fixed shaft 15 penetrates through the locking plate 10 to be connected with the fixed disc 13, the locking plate 10 is rotatably connected with the fixed shaft 15, and a shaft sleeve for positioning the locking plate 10 is arranged on the fixed shaft 15 to prevent the locking plate 10 from moving axially; the rear end of the inner side face of the locking plate 10 is provided with a clamping groove 16, the clamping groove 16 is matched with the lower end of the locking hook 2, the lower end of the locking hook 2 is clamped through the clamping groove 16, self-locking of the locking hook 2 is achieved, and the material rack cannot be loosened by the locking hook 2 under the action of the extension spring.

As shown in fig. 9, the spring assembly 12 includes a housing 19, an expansion link 17 contacting with the outer side of the locking plate 10, and a compression spring 18 driving the expansion link to compress the locking plate 10, wherein one end of the outer side of the housing 19 is connected to the supporting plate 3, the expansion link 17 passes through the housing 19 and slides in the housing 19, the expansion link 17 is provided with a stopper 20, the compression spring 18 is sleeved on the expansion link 17, one end of the outer side of the compression spring 18 contacts with the inner wall of the housing 19, and one end of the inner side of the compression spring 18 contacts with the stopper 20, as shown in fig. 4 and 5, one end of the outer side of the housing 19 is provided with a fixing block, the fixing block is welded on the supporting plate, one end of the inner side of the housing 19 is provided with an outer nut, the outer nut passes through one end of the inner side of the nut housing 19, the expansion link 17 and the compression spring 18 are installed inside the housing 19, and the pre-tightening force of the compression spring 18 causes the expansion link 17 to abut against the locking plate, so that the locking plate is in a compressed state, the locking plate is ensured to lock the locking hook more firmly.

As shown in fig. 7 and 8, the guide assembly 11 includes a guide block 21 for driving the locking block to rotate outward, a protrusion 22 is disposed at a middle position of the guide block 21, the guide block 21 is mounted on the cross beam 6, as shown in fig. 2 and 3, a guide block bracket for supporting the guide block 21 is disposed on the cross beam 6, the guide block bracket is L-shaped when viewed from a side, the horizontal portion is connected with the cross beam, the vertical portion is used for mounting the guide block, and a front end of an inner side surface of the locking plate 10 is engaged with the guide block 21. The front end of the inner side face of the locking plate 10 is provided with a bearing 23, and the bearing 23 can reduce the friction force between the locking plate and the guide block.

The cross beam is always a fixed part on the turnover machine, and when the turnover machine turns over the plate, the support plate carries the material rack and the plate to move backwards relative to the cross beam under the action of external force; when the plate is turned over, the supporting plate carries the material rack under the action of external force and the plate moves forwards relative to the cross beam

After the turnover machine finishes turning over the sheet material, the first air cylinder is retracted, the supporting plate drives the material rack to convey outwards under the action of external force, when the bearing 23 touches the guide block 21, due to the structural characteristics that the two ends of the guide block 21 are low and the middle of the guide block is high, the bearing 23 is driven by the supporting plate, the locking plate rotates around the fixed shaft when passing through the guide block, the locking plate is separated from the locking hook 2, and the locking hook 2 is kept in a vertical state under the action of the extension spring, so that the unlocking of the positioning hook is realized.

Example two:

as shown in fig. 11 and 13, the self-locking mechanism includes a jaw 24 engaged with the lower end of the locking hook 2, a second driving mechanism for driving the jaw 24 to rotate, and a bracket 26 for supporting the jaw 24 and the second driving mechanism, the bracket 26 is mounted on the cross beam 6, the outer side of the lower end face of the jaw 24 is rotatably connected with the bracket 26, the second driving mechanism is connected with the jaw 24 through a connecting rod 27, the upper end of the connecting rod 27 is hinged with the inner side of the lower end face of the jaw 24, and the lower end of the connecting rod 27 is slidably connected with the bracket 26.

As shown in fig. 12, the second driving mechanism includes a second cylinder 25, a cylinder end of the second cylinder 25 is connected to a bracket 26, a piston rod end of the second cylinder 25 is rotatably connected to a lower end of a connecting rod 27 through a pin 28, the bracket 26 is welded to the cross beam 6, the bracket 26 and two side plates form a frame, the side plates of the bracket 26 are provided with a long hole 29, the long hole 29 is horizontal, and two ends of the pin 28 penetrate into the long hole 29.

When the piston of the second cylinder 25 extends out, the piston rod end of the second cylinder 25 pushes the connecting rod 27 and the clamping jaw 24 through the pin shaft 28, so that the pin shaft 28 horizontally moves in the elongated hole 29, and the clamping jaw 24 swings.

When the piston of the second cylinder 25 extends to the right position, the claw 24 is in a vertical state, so that the locking hook 2 is pushed to rotate around the pin shaft, and the locking hook 2 hooks the material rack; the clamping jaw of the clamping device is in a vertical state and reaches a dead point position at the moment, so that the self-locking of the locking hook 2 is realized. When the piston of the second cylinder 25 is retracted to the right position, the claw 24 is in a horizontal state, and the locking hook 2 is kept in a vertical state under the action of the extension spring, so that the locking hook 2 is unlocked.

The material frame can be hooked or loosened by the locking hook 2 through the second air cylinder 25, a first driving mechanism is not needed, and cost is reduced.

The rest of the structure is the same as the first embodiment.

In the description of the present invention, it should be noted that the terms "left", "right", "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be mechanically or electrically connected, directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. The utility model provides a upset machine work or material rest locking mechanism, is including the locating pin subassembly that is used for fixed work or material rest, the locating pin subassembly is including locating pin (1) that are used for fixing a position the work or material rest and locking hook (2) that are used for pinning the work or material rest, locating pin (1) is connected with layer board (3), its characterized in that, rotate between locking hook (2) and locating pin (1) and be connected, still including the self-locking mechanism who is used for locking hook (2).

2. The turning machine rack locking mechanism as claimed in claim 1, characterized in that a slot (4) is provided in the positioning pin (1), and the locking hook (2) is located in the slot (4).

3. The turning machine stack locking mechanism of claim 2, further comprising a first driving mechanism for driving the locking hook (2) to rotate the locking stack.

4. The lock mechanism for the material frame of the turnover machine is characterized in that the first driving mechanism comprises a first air cylinder (5), the cylinder body end of the first air cylinder (5) is connected with a cross beam (6), and the lower end of a piston rod end locking hook (2) of the first air cylinder (5) is in contact fit.

5. A stack flipping mechanism according to claim 2, further comprising a resilient mechanism for actuating the locking hook (2) to release the stack.

6. The material frame locking mechanism of the turning machine as claimed in claim 5, characterized in that the springback mechanism comprises an extension spring (8) and a fixed block (9), the fixed block (9) is installed on the supporting plate (3), one end of the extension spring (8) is connected with the fixed block (9), and the other end of the extension spring (8) is connected with the lower end of the locking hook (2).

7. The lock mechanism of the material frame of the turnover machine is characterized in that the lock mechanism comprises a locking plate (10) used for positioning the lower end of the locking hook (2), a spring assembly (12) used for pressing the locking plate (10) and a guide assembly (11), the locking plate (10) is rotatably connected with the supporting plate (3), the spring assembly (12) is installed on the supporting plate (3), and the guide assembly (11) is installed on the cross beam (6).

8. The material rack locking mechanism of the turnover machine is characterized in that a fixed disc (13) is arranged on the outer side of the front end of the locking plate (10), the fixed disc (13) is connected with the supporting plate (3) through a bolt, a supporting frame (14) is arranged at the lower end of the fixed disc (13), a fixed shaft (15) is arranged on the supporting frame (14), and the fixed shaft (15) penetrates through the locking plate (10) to be connected with the fixed disc (13);

the inner side of the locking plate (10) is provided with a clamping groove (16), and the clamping groove (16) is matched with the lower end of the locking hook (2).

9. The lock mechanism of the upender stand as claimed in claim 7, wherein the spring assembly (12) comprises a housing (19), a telescopic rod (17) in contact with the outer side of the lock plate (10), and a compression spring (18) for driving the telescopic rod to press the lock plate (10), one end of the outer side of the housing (19) is connected with the support plate (3), and the telescopic rod (17) passes through the housing (19) and slides in the housing (19).

10. The lock mechanism of the upender stand as claimed in claim 7, characterized in that said guide assembly (11) comprises a guide block (21) driving the lock block to rotate towards the outside, a projection (22) being provided in the middle of the guide block (21), the guide block (21) being mounted on the cross-beam (6).

11. The upender stack locking mechanism as claimed in claim 10, wherein the locking plate (10) is provided with a bearing (23) at the front end of its inner side.

12. The lock mechanism for the material frame of the upender as claimed in claim 1, wherein the self-locking mechanism comprises a jaw (24) matched with the lower end of the locking hook (2), a second driving mechanism for driving the jaw (24) to rotate, and a bracket (26) for supporting the jaw (24) and the second driving mechanism, the bracket (26) is installed on the cross beam (6), the jaw (24) is rotatably connected with the bracket (26), the second driving mechanism is connected with the jaw (24) through a connecting rod (27), the upper end of the connecting rod (27) is hinged with the jaw (24), and the lower end of the connecting rod (27) is slidably connected with the bracket (26).

13. The lock mechanism of the material frame of the turnover machine as claimed in claim 12, wherein the second driving mechanism comprises a second air cylinder (25), the end of the second air cylinder (25) is connected with a bracket (26), the end of the piston rod of the second air cylinder (25) is rotatably connected with the lower end of a connecting rod (27) through a pin shaft (28), the bracket (26) is provided with a long hole (29), and the two ends of the pin shaft (28) are inserted into the long hole (29).