CN115465521B

CN115465521B - Fu bag knotting device and knotting process thereof

Info

Publication number: CN115465521B
Application number: CN202211071208.3A
Authority: CN
Inventors: 刘海滨; 黄阳波; 刘庆阳
Original assignee: Fujian Nan'an High Technology Machinery Co ltd
Current assignee: Fujian Nan'an High Technology Machinery Co ltd
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2023-07-28
Anticipated expiration: 2042-08-31
Also published as: CN115465521A

Abstract

The invention provides a foodbag knotting device and a knotting process thereof, comprising a clamping jaw mechanism for clamping an opening of a bean curd skin, a wire clamping mechanism for fixing one end of a bean belt, a winding mechanism for driving the other end of the bean belt to rotate around the bean curd skin to form a loop, and a knotting mechanism, wherein the knotting mechanism comprises an arc clamping assembly for clamping the bean belt and a driving assembly for driving the arc clamping assembly to pass through the loop bean belt upwards in an arc manner, connect the bean belt from the wire clamping mechanism, and then drive the bean belt to pass through the loop bean belt downwards in an arc manner so as to finish knotting. The automatic conveying device can realize automatic conveying of materials, further realize automatic processing, the bag is automatically conveyed to the lower part of the clamping jaw mechanism by the conveying mechanism, the bean belt is automatically conveyed to the winding mechanism by the wire feeding mechanism, and then the automatic knotting operation is realized by the cooperation among the wire clamping mechanism, the winding mechanism and the knotting mechanism, so that the operation efficiency is high.

Description

Fu bag knotting device and knotting process thereof

Technical Field

The invention relates to the technical field of bag knotting equipment, in particular to a bag knotting device and a bag knotting process.

Background

The fish roe is a common name of fish roe salted or dried products, is called red fish roe processed by salmon roe, is cuttlefish roe processed by cuttlefish roe, also mackerel roe, large yellow croaker roe and the like, and has high protein content and fat. As a chafing dish food material, the fish roe bag is rich in nutrition and excellent in taste, is very popular with people, but the conventional fish roe bag is generally manufactured by hand, so that the efficiency is low, in addition, when the fish roe bag is processed, fish roe slurry is required to be injected into the fish roe bag, and the opening of the fish roe bag is sealed by a rope made of bean products so as to prevent the slurry from leaking, but the conventional fish roe bag is processed, a bean belt is tied to the opening of the fish roe bag by hand, so that the processing efficiency is low, the processing quality is uneven, and the product quality is not effectively ensured.

Disclosure of Invention

The invention aims at overcoming the defects, and provides the bag knotting device which is automatic in operation, high in processing efficiency and capable of simulating manual knotting.

The invention solves the technical problems by adopting the scheme that: the utility model provides a bag knotting device, includes clamping jaw mechanism that is used for pressing from both sides tight skin of soya-bean milk, is used for fixed bean milk belt one end press from both sides line mechanism, is used for driving bean milk belt other end and rotates the wire winding mechanism of looping around the skin of soya-bean milk and knotting mechanism, knotting mechanism is including being used for pressing from both sides tight subassembly of arc of tight bean milk belt and being used for driving the arc tight subassembly to upwards arc pass the looping bean milk belt and connect the bean milk belt from pressing from both sides line mechanism, drive the bean milk belt downwards arc and pass the driving assembly that loops bean milk belt in order to accomplish the knot again, be equipped with inwards sunken being used for supplying the guide groove of arc tight subassembly business turn over looping bean milk belt on the clamping jaw mechanism, the bag knotting device is still including being used for driving the line mechanism that reciprocates of pressing from both sides line mechanism to drive the line mechanism to upwards move the bean milk belt for arc tight subassembly when arc tight subassembly moves to clamp line mechanism top.

Further, in order to pass through the looped bean belt upwards from the inside of the loop, one end of the bean belt positioned below is grasped to pass through the looped bean belt downwards, and manual knotting is simulated; the arc clamping assembly comprises a base, a guide seat, an outer arc seat and an inner arc seat, wherein the guide seat is fixedly arranged on the base, an arc chute is formed in the guide seat, the outer arc seat is slidably arranged in the arc chute, a hook part for hooking a bean belt is arranged on the upper side of the outer arc seat, an arc inner chute is formed in the outer arc seat, and the inner arc seat is slidably arranged in the arc inner chute;

the driving assembly comprises a lifting cylinder for driving the base to move upwards to drive the outer arc-shaped base to be close to the clamping jaw mechanism, a first driving structure for driving the outer arc-shaped base to slide up and down along the arc-shaped sliding groove to enter and exit the guide groove, and a second driving structure for driving the inner arc-shaped base to slide up along the arc-shaped inner sliding groove to be close to the hook part and matched with the hook part to clamp the bean belt.

Further, in order to drive the outer arc-shaped seat to enter and exit the guide groove and drive the inner arc-shaped seat to slide relative to the outer arc-shaped seat, the bean skin strips are clamped; the first driving structure comprises a first cylinder and a sliding block, the first cylinder is fixedly arranged on the base, a cylinder rod of the first cylinder is downwards arranged and connected with the sliding block, a guide seat is provided with a track groove which is vertically extended, the sliding block is slidably arranged on the track groove, the sliding block is provided with a movable groove which is arranged along the length direction of the sliding block, and two sides of the outer arc-shaped seat are provided with movable protrusions which are movably inserted into the movable groove, so that the sliding block drives the outer arc-shaped seat to vertically slide along an arc-shaped sliding groove when moving up and down;

the second driving structure comprises a second cylinder, a hinging seat and a rotating shaft, the second cylinder is rotatably mounted on the base, a cylinder rod of the second cylinder is rotatably connected with the hinging seat, one end of the rotating shaft is rotatably connected with the hinging seat, and the other end of the rotating shaft is rotatably connected with the inner arc-shaped seat so that the inner arc-shaped seat is driven to vertically slide along the arc-shaped inner sliding groove when the second cylinder stretches out and draws back the cylinder rod.

Further, in order to clamp the opening of the bean curd skin and ensure that the arc-shaped clamping assembly is not interfered by the bean belts when entering and exiting the looped bean belts; the clamping jaw mechanism comprises a plurality of clamping jaws and a clamping jaw body for driving the clamping jaws to open and close, the clamping jaw body is cylindrical, the clamping jaws are annularly arranged on the clamping jaw body, the guide groove is formed by inwards sinking the outer wall of one clamping jaw, so that the bean belt can pass in and out the ring-shaped bean belt through the guide groove after rotating the ring-shaped bean belt around the bean curd sheet, the groove depth of the lower side of the guide groove is larger than the thickness of the arc-shaped clamping assembly, so that the guide groove can completely accommodate the arc-shaped clamping assembly, and the interference of the bean belt when the arc-shaped clamping assembly passes in and out the ring-shaped bean belt is avoided.

Further, in order to enable the bean curd skin to form a necking section below the clamping jaw, the bean belt is convenient to knot; the fortune bag knotting device comprises a mounting platform, be equipped with the longmen mounting bracket on the mounting platform, install on the longmen mounting bracket and mention the cylinder, the clamping jaw body activity wears to locate on the mounting platform, mention behind the cylinder pole of cylinder downwards pass the longmen mounting bracket with clamping jaw body fixed connection to mention cylinder drive clamping jaw body and shift up after the clamping jaw is cliied skin of soya-bean milk and make the skin of soya-bean milk form necking down section make things convenient for the beans belt to tie knots on the skin of soya-bean milk below the clamping jaw.

Further, in order to drive the bean belt to rotate around the bean curd sheet; the winding mechanism comprises a rotating arm arranged on the outer side of the clamping jaw body, a driving structure for driving the rotating arm to rotate around the bean curd skin and a fixing assembly for fixing the bean belt on the rotating arm, wherein the rotating arm is provided with a wire hole for penetrating the bean belt, and the fixing assembly is arranged on the wire hole so as to fix the bean belt on the rotating arm;

the driving structure comprises a rotating motor, a driving belt pulley and a driven belt pulley, wherein the rotating motor is fixedly arranged on the mounting platform, a motor shaft of the rotating motor downwards penetrates through the mounting platform and is coaxially and fixedly connected with the driving belt pulley, the driving belt pulley is in transmission connection with the driven belt pulley through a belt to drive the driven belt pulley to rotate, the driven belt pulley is rotatably arranged on the mounting platform through a bearing, the rotating arm is fixedly arranged on the driven belt pulley, and the driven belt pulley is annularly arranged on the periphery of the clamping jaw body to drive the rotating arm to rotate around the skin of soya-bean milk;

the fixing assembly comprises an iron block and an electrified coil, a locking groove which extends up and down is formed in the rotating arm, the iron block is movably arranged in the locking groove, a locking hole with the same size as the wire hole is formed in the iron block, the iron block is located at the bottom of the locking groove under the action of gravity so that the locking hole coincides with the wire hole, and the electrified coil is arranged in the locking groove and located above the iron block so as to attract the iron block to move up under the electrified state so that the locking hole is staggered with the wire hole, and the bean belt is fixed in the wire hole.

Further, in order to clamp the bean belt from the wire hole, the bean belt is fixed, and after the bean belt rotates into a circle, one end of the bean belt positioned below is transmitted to the arc-shaped clamping assembly; the wire clamping mechanism comprises two clamping bars, a finger cylinder for driving the two clamping bars to open and close and clamp the bean belt, and a feeding cylinder for driving the two clamping bars to move towards the wire winding mechanism and clamp the bean belt out of the wire hole, wherein the feeding cylinder is horizontally arranged, the finger cylinder is arranged on a cylinder rod of the feeding cylinder, the two clamping bars are arranged on the finger cylinder, the wire transferring mechanism comprises a wire transferring cylinder fixedly arranged on a mounting platform, and the cylinder rod of the wire transferring cylinder downwards passes through the mounting platform and then is connected with the feeding cylinder to drive the two clamping bars to upwards move so as to transfer the bean belt to the arc-shaped clamping assembly.

Further, in order to accomplish automatic conveyance of the bean belt; the blessing bag knotting device further comprises an objective table and a wire feeding mechanism, wherein the objective table is used for placing the cut bean belts, the wire feeding mechanism is arranged between the objective table and the wire winding mechanism so as to clamp the bean belts from the objective table and convey the bean belts to the wire winding mechanism, the objective table, the wire feeding mechanism, the wire holes and the wire clamping mechanism are all arranged on the same horizontal plane, the wire clamping mechanism is arranged on one side of the clamping jaw mechanism, which is opposite to the wire feeding mechanism, so that the wire feeding mechanism can clamp one end of the bean belts from the objective table, and after the one end of the bean belts horizontally passes through the wire holes, the wire clamping mechanism clamps the bean belts passing through the wire holes from the other side;

the wire feeding mechanism comprises a transverse feeding assembly, a longitudinal feeding assembly and a pneumatic finger, wherein the transverse feeding assembly comprises a guide rail, a sliding seat and a transverse air cylinder, the guide rail is transversely arranged on the frame, the sliding seat is slidably mounted on the guide rail, an air cylinder rod of the transverse air cylinder is connected with the sliding seat to drive the sliding seat to transversely reciprocate on the guide rail, the longitudinal feeding assembly comprises a longitudinal air cylinder and a mounting seat, the longitudinal air cylinder is mounted on the sliding seat, the mounting seat is mounted on the air cylinder rod of the longitudinal air cylinder, and the pneumatic finger is mounted on the mounting seat.

Further, in order to complete automatic conveying of the skin of soya-bean milk; the fortune bag knotting device is characterized by further comprising a conveying mechanism for conveying the skin of soya-bean milk, wherein the conveying mechanism is arranged below the clamping jaw mechanism and comprises a driving double sprocket, a driven double sprocket, a double chain and a driving motor, the driving double sprocket is coaxially and fixedly arranged on a motor shaft of the driving motor, the driven double sprocket is in transmission connection with the driving double sprocket through the double chain, a plurality of connecting seats are fixedly arranged on the double chain, and a U-shaped discharging groove for placing the skin of soya-bean milk is fixedly arranged on the connecting seats.

Another object of the present invention is to provide a knotting process of a foodbag knotting device that simulates the manual knotting step and is less prone to breakage of the bean belt, which addresses the above shortcomings.

The other scheme adopted by the invention for solving the technical problems is as follows: a knotting process of a blessing bag knotting device comprises the following steps:

(1) Placing the bean belts cut into equal lengths on an objective table at equal intervals, wherein the first ends of the bean belts are close to the wire feeding mechanism, and the second ends of the bean belts are far away from the wire feeding mechanism;

(2) The bean curd sheets are placed on the conveying mechanism at equal intervals, the conveying mechanism conveys the bean curd sheets to the position below the clamping jaw mechanism, the clamping jaws move downwards to clamp the opening of the bean curd sheets, one bean curd sheet is clamped on the conveying mechanism and then lifted upwards, and the bean curd sheets form necking sections below the clamping jaws under the action of the clamping jaws and gravity, so that the bean curd belts are convenient to knot;

(3) The wire feeding mechanism clamps the first end of the bean belt, transversely moves to the wire hole, continuously moves to enable the first end of the bean belt to pass through the wire hole, moves towards the wire hole, and clamps and fixes the first end of the bean belt from the wire hole by the other side of the wire hole;

(4) The rotating arm starts to rotate to drive the second end of the bean belt to rotate around the bean curd skin for one circle, and the first end of the bean belt is positioned below the second end of the bean belt due to the action of gravity, and after the bean belt is looped, the second end of the bean belt is fixed in the wire hole by the fixing structure;

(5) The lifting cylinder drives the base to move upwards to drive the outer arc-shaped seat to move below the guide groove, then the cylinder rod of the first cylinder stretches, the sliding block moves downwards to drive the outer arc-shaped seat to slide downwards along the arc-shaped sliding groove, the upper end of the outer arc-shaped seat upwards passes through the looping bean belt through the guide groove in an arc-shaped manner until the upper end of the outer arc-shaped seat is positioned above the clamping bars, at the moment, the cylinder rod of the line delivering cylinder contracts to drive the two clamping bars to move upwards to drive the first end of the bean belt to clamp into the hook part of the outer arc-shaped seat, after the hook part of the outer arc-shaped seat hooks the first end of the bean belt, the cylinder rod of the first cylinder contracts to drive the outer arc-shaped seat downwards to withdraw from the looping bean belt, the cylinder rod of the second cylinder stretches to drive the upper end of the inner arc-shaped seat to slide towards the hook part, the first end of the bean belt is clamped between the hook part and the end of the inner arc-shaped seat, the first end of the bean belt is clamped, knotting is completed, the cylinder rod of the first cylinder continues to contract, and the arc clamping assembly completely withdraws from the looping bean belt;

(7) Finally, the lifting cylinder drives the base to move downwards to drive the first end of the bean belt to move downwards, the second end of the bean belt is fixed in the linear hole, the rotating arm continues to rotate to drive the second end of the bean belt to move towards the direction away from the first end of the bean belt, and the two ends of the bean belt are tensioned, so that the bean belt is fastened on the bean curd sheet.

Compared with the prior art, the invention has the following advantages:

(1) According to the automatic material conveying device, automatic conveying of materials can be achieved, automatic processing is achieved, a good fortune bag is automatically conveyed to the position below the clamping jaw mechanism by the conveying mechanism, a bean belt is automatically conveyed to the winding mechanism by the wire feeding mechanism, and automatic knotting operation is achieved through cooperation among the wire clamping mechanism, the winding mechanism and the knotting mechanism, so that the operation efficiency is high;

(2) Because the bean belt has large friction and poor toughness, if the whole bean belt is used, the bean belt is easy to be stuck, broken and the like in the process of conveying the bean belt, and in order to avoid the above-mentioned conditions, the bean belt is cut in advance, and the process of conveying the bean belt is omitted, so that the occurrence of the conditions of breaking and the like of the bean belt is effectively avoided, and the orderly knotting operation is ensured;

(3) According to the bean curd sheet processing machine, after the clamping jaw clamps the bean curd sheet, the bean curd sheet is lifted by the lifting cylinder, the opening of the bean curd sheet is compressed due to the clamping jaw clamps the bean curd sheet, the whole bean curd sheet sags due to the gravity of stuffing in the bean curd sheet, the exposed bean curd sheet below the clamping jaw can be in a necking state, and at the moment, when the bean curd sheet is knotted at the necking section below the clamping jaw, the bean curd sheet is not required to be tied again, so that the blocking force of knotting of the bean curd sheet is reduced, the breakage of the bean curd sheet is avoided, and the bean curd sheet processing machine is more convenient to process;

(4) The knotting device is high in knotting efficiency, the wire feeding mechanism clamps one end of the bean skin strip, one end of the bean skin strip passes through the wire hole of the rotating arm, the wire clamping mechanism pulls the bean skin strip out of the wire hole from the other side of the wire hole and fixes the bean skin strip, then the rotating arm starts to rotate around the bean skin, after the rotating arm rotates for one circle, the electrified coil is electrified, the iron block is attracted to move upwards, the locking hole is staggered with the wire hole, the tail end of the bean belt is fixed in the wire hole, the lifting cylinder drives the outer arc-shaped seat to move below the guide groove, the outer arc-shaped seat rotates along the guide groove under the driving of the first cylinder until the hook part is positioned above the two clamping rods, the two clamping rods move upwards to clamp the bean belt into the hook part, the first cylinder resets, the outer arc-shaped seat withdraws from the looped bean belt, the hook part hooks one end of the bean belt to pass through the looped bean belt, the knotting is completed in the process, the hook part of the outer arc-shaped seat moves towards the end of the inner arc-shaped seat, the bean belt is clamped between the two ends, the lifting cylinder contracts, one end of the bean belt is driven by the lifting cylinder to downwards tie the bean belt, the bean belt is pulled tightly in the wire winding hole, and the bean skin is pulled tightly, and the bean skin is fastened tightly.

Drawings

The invention is further described below with reference to the accompanying drawings in conjunction with examples:

FIG. 1 is a schematic diagram of a first embodiment of the present invention;

FIG. 2 is a schematic diagram of a second embodiment of the present invention;

FIG. 3 is a schematic diagram III of the structure of the present invention;

FIG. 4 is a schematic structural view of a jaw mechanism;

FIG. 5 is a schematic diagram of the operation of the knotting mechanism;

FIG. 6 is a second schematic diagram of the knotting mechanism;

FIG. 7 is a schematic diagram of a knotting mechanism;

FIG. 8 is a schematic structural view of a fixed structure;

fig. 9 is a schematic structural view of the locking state of the fixing structure.

In the figure: a jaw mechanism 1; a clamping jaw 11; a jaw body 12; a guide groove 13; lifting the cylinder 14; a wire clamping mechanism 2; a clamp bar 21; a finger cylinder 22; a feed cylinder 23; a winding mechanism 3; a rotating arm 31; a wire hole 311; a locking groove 312; a drive structure 32; a rotation motor 321; a belt 322; a driven pulley 323; a fixing structure 33; iron pieces 331; a power-on coil 332; a locking hole 333; a knotting mechanism 4; a base 41; a guide holder 42; an arc chute 421; track grooves 422; an outer arc-shaped seat 43; a hook 431; an arcuate inner chute 432; a movable protrusion 433; an inner arcuate seat 44; a lifting cylinder 45; a first drive structure 46; a first cylinder 461; a slider 462; a movable slot 463; a second drive structure 47; a second cylinder 471; a hinge base 472; a rotating shaft 473; a thread transferring mechanism 5; a lane change cylinder 51; a mounting platform 6; a gantry mounting frame 61; a stage 7; a wire feeding mechanism 8; a guide rail 81; a slider 82; a lateral cylinder 83; a longitudinal cylinder 84; a mounting base 85; pneumatic finger 86; a conveying mechanism 9; a U-shaped discharge chute 91; driven double sprocket 92; a double chain 93; and a connection seat 94.

Description of the embodiments

The present invention is described in detail below with reference to the attached drawings and specific examples of the specification:

specific example 1: as shown in fig. 1-9, the embodiment provides a foodbag knotting device, which comprises a clamping jaw mechanism 1 for clamping an opening of a bean curd sheet, a thread clamping mechanism 2 for fixing one end of the bean curd sheet, a winding mechanism 3 for driving the other end of the bean curd sheet to rotate around the bean curd sheet to form a loop, and a knotting mechanism 4, wherein the knotting mechanism 4 comprises an arc clamping assembly for clamping the bean curd sheet, and a driving assembly for driving the arc clamping assembly to pass through the loop bean sheet upwards to connect the bean sheet from the thread clamping mechanism 2 in an arc manner, and then driving the bean sheet to pass through the loop bean sheet downwards in an arc manner to finish knotting, a guide groove 13 for enabling the arc clamping assembly to pass in and out the loop bean sheet is arranged on the clamping jaw mechanism 1, and the foodbag knotting device further comprises a thread transferring mechanism 5 for driving the thread clamping mechanism 2 to move up and down so as to drive the thread clamping mechanism 2 to move upwards to pass the bean sheet through the arc clamping assembly when the arc clamping assembly moves above the thread clamping mechanism 2.

In the embodiment, in order to pass through the looped bean belt upwards from the inside of the loop, one end of the lower bean belt is grasped and passed downwards from the looped bean belt, so that manual knotting is simulated; the arc clamping assembly comprises a base 41, a guide seat 42, an outer arc seat 43 and an inner arc seat 44, wherein the guide seat 42 is fixedly arranged on the base 41, an arc sliding groove 421 is formed in the guide seat 42, the outer arc seat 43 is slidably arranged in the arc sliding groove 421, a hook 431 for hooking a bean belt is arranged on the upper side of the outer arc seat 43, an arc inner sliding groove 432 is formed in the outer arc seat 43, the inner arc seat 44 is slidably arranged in the arc inner sliding groove 432, the circle centers of the arc sliding groove 421 and the arc inner sliding groove 432 are coincident, and the circle center is located at the clamping rod 21, so that the first driving structure 32 drives the outer arc seat 43 to rotate by taking the clamping rod 21 as the circle center, and interference with the clamping jaw 11 can be avoided;

the driving assembly comprises a lifting cylinder 45 for driving the base 41 to move upwards to drive the outer arc-shaped seat 43 to be close to the clamping jaw mechanism 1, a first driving structure 32 for driving the outer arc-shaped seat 43 to slide up and down along the arc-shaped sliding groove 421 to enter and exit the guiding groove 13, and a second driving structure 32 for driving the inner arc-shaped seat 44 to slide up along the arc-shaped inner sliding groove 432 to be close to the hook 431 to be matched with the hook 431 to clamp the bean belt.

In this embodiment, in order to drive the outer arc-shaped seat 43 into and out of the guide groove 13 and drive the inner arc-shaped seat 44 to slide relative to the outer arc-shaped seat 43, the bean skin strips are clamped; the first driving structure 46 includes a first air cylinder 461 and a slider 462, the first air cylinder 461 is fixedly mounted on the base 41, the air cylinder rod of the first air cylinder 461 is downward connected with the slider 462, the guide seat 42 is provided with a track groove 422 extending up and down, the slider 462 is slidably mounted on the track groove 422, the slider 462 is provided with a movable groove along the length direction of the slider, two sides of the outer arc seat 43 are provided with movable protrusions movably inserted into the movable groove, so that the outer arc seat 43 is driven to slide up and down along the arc chute 421 when the slider 462 moves up and down;

the second driving structure 47 includes a second cylinder 471, a hinge seat 472 and a rotating shaft 473, where the second cylinder 471 is rotatably mounted on the base 41, a cylinder rod of the second cylinder 471 is rotatably connected with the hinge seat 472, one end of the rotating shaft 473 is rotatably connected with the hinge seat 472, and the other end of the rotating shaft 473 is rotatably connected with the inner arc-shaped seat 44, so that the second cylinder 471 drives the inner arc-shaped seat 44 to slide along the arc-shaped inner chute 432 up and down when stretching the cylinder rod.

In the embodiment, in order to clamp the opening of the bean curd skin and ensure that the arc-shaped clamping component is not interfered by the bean belt when entering and exiting the looped bean belt; the clamping jaw mechanism 1 comprises a plurality of clamping jaws 11 and a clamping jaw body 12 for driving the clamping jaws 11 to open and close, the clamping jaw body 12 is cylindrical, the clamping jaws 11 are annularly arranged on the clamping jaw body 12, a guide groove 13 is formed by inwards sinking the outer wall of one clamping jaw 11, so that after the bean belt rotates into rings around the bean curd sheet, an arc clamping assembly can enter and exit the ring-formed bean belt through the guide groove 13, and the groove depth of the lower side of the guide groove 13 is larger than the thickness of the arc clamping assembly so as to ensure that the guide groove 13 can completely accommodate the arc clamping assembly, and the interference of the bean belt when the arc clamping assembly enters and exits the ring-formed bean belt is avoided.

In the embodiment, in order to form the necking section below the clamping jaw 11, the bean belt is convenient to knot; the fortune bag knotting device comprises a mounting platform 6, a gantry mounting frame 61 is arranged on the mounting platform 6, a lifting cylinder 14 is arranged on the gantry mounting frame 61, a clamping jaw body 12 is movably arranged on the mounting platform 6 in a penetrating mode, a cylinder rod of the lifting cylinder 14 penetrates through the gantry mounting frame 61 downwards and is fixedly connected with the clamping jaw body 12, so that after the clamping jaw 11 clamps the bean curd skin, the lifting cylinder 14 drives the clamping jaw body 12 to move upwards to enable the bean curd skin to form a necking section below the clamping jaw 11, and bean belts are convenient to knot on the bean curd skin.

In this embodiment, in order to drive the bean belt to rotate around the skin of soya-bean milk; the winding mechanism 3 comprises a rotating arm 31 arranged on the outer side of the clamping jaw body 12, a driving structure 32 for driving the rotating arm 31 to rotate around the bean curd skin and a fixing component for fixing the bean belt on the rotating arm 31, wherein a wire hole 311 for penetrating the bean belt is formed in the rotating arm 31, and the fixing component is arranged on the wire hole 311 so as to fix the bean belt on the rotating arm 31, and the rotating arm 31 drives the bean belt to rotate around the bean curd skin to form a ring;

the driving structure 32 comprises a rotating motor 321, a driving belt pulley and a driven belt pulley 333, the rotating motor 321 is fixedly arranged on the mounting platform 6, a motor shaft of the rotating motor 321 passes through the mounting platform 6 downwards and is coaxially and fixedly connected with the driving belt pulley, the driving belt pulley is in transmission connection with the driven belt pulley 333 through a belt 322 so as to drive the driven belt pulley to rotate, the driven belt pulley 333 is rotatably arranged on the mounting platform 6 through a bearing, the rotating arm 31 is fixedly arranged on the driven belt pulley 333, and the driven belt pulley 333 is annularly arranged on the periphery of the clamping jaw body 12 so as to drive the rotating arm 31 to rotate around the skin of soya-bean milk;

the fixed component comprises an iron block 331 and an energizing coil 332, a locking groove 312 extending up and down is arranged in the rotating arm 31, the iron block 331 is movably arranged in the locking groove 312, a locking hole 333 with the same size as the wire hole 311 is arranged on the iron block 331, the iron block 331 is positioned at the bottom of the locking groove 312 under the action of gravity so that the locking hole 333 coincides with the wire hole 311, and the energizing coil 332 is arranged in the locking groove 312 and positioned above the iron block 331 so as to attract the iron block 331 to move up under the energizing state so that the locking hole 333 is staggered with the wire hole 311, and thus the soybean belt is fixed in the wire hole 311.

In this embodiment, to clamp the bean belt from the wire hole 311, it is fixed, and after the bean belt rotates into a loop, one end of the bean belt located below is transferred to the arc clamping assembly; the wire clamping mechanism 2 comprises two clamping bars 21, a finger cylinder 22 for driving the two clamping bars 21 to open and close to clamp the bean belt and a feeding cylinder 23 for driving the two clamping bars 21 to move towards the wire winding mechanism 3 to clamp the bean belt out of the wire winding hole 311, wherein the feeding cylinder 23 is horizontally arranged, the finger cylinder 22 is arranged on a cylinder rod of the feeding cylinder 23, the two clamping bars 21 are arranged on the finger cylinder 22, the wire transferring mechanism 5 comprises a wire transferring cylinder 51 fixedly arranged on the mounting platform 6, and the cylinder rod of the wire transferring cylinder 51 is connected with the feeding cylinder 23 after penetrating through the mounting platform 6 downwards so as to drive the two clamping bars 21 to move upwards to transfer the bean belt to the arc-shaped clamping assembly.

In this embodiment, in order to accomplish automatic conveyance of the bean belt; the blessing bag knotting device further comprises an objective table 7 for placing the cut bean belts and a wire feeding mechanism 8, the bean belts are uniformly distributed on the objective table 7 along the longitudinal direction, the wire feeding mechanism 8 is arranged between the objective table 7 and the wire winding mechanism 3 so as to clamp the bean belts from the objective table 7 and feed the bean belts to the wire winding mechanism 3, the objective table 7, the wire feeding mechanism 8, the wire holes 311 and the wire clamping mechanism 2 are all arranged on the same horizontal plane, and the wire clamping mechanism 2 is arranged on one side of the clamping jaw mechanism 1 back to the wire feeding mechanism 8 so that after the wire feeding mechanism 8 clamps one end of the bean belts from the objective table 7, the wire clamping mechanism 2 clamps the bean belts passing through the wire holes 311 from the other side after the one end of the bean belts horizontally passes through the wire holes 311;

the wire feeding mechanism 8 comprises a transverse feeding assembly, a longitudinal feeding assembly and a pneumatic finger 86, the transverse feeding assembly comprises a guide rail 81, a sliding seat 82 and a transverse air cylinder 83, the guide rail 81 is transversely arranged on a rack, the sliding seat 82 is slidably mounted on the guide rail 81, an air cylinder rod of the transverse air cylinder 83 is connected with the sliding seat 82 to drive the sliding seat 82 to transversely reciprocate on the guide rail 81, the longitudinal feeding assembly comprises a longitudinal air cylinder 84 and a mounting seat 85, the longitudinal air cylinder 84 is mounted on the sliding seat 82, the mounting seat 85 is mounted on an air cylinder rod of the longitudinal air cylinder 84, the pneumatic finger 86 is mounted on the mounting seat 85, during clamping, the longitudinal air cylinder 84 drives the pneumatic finger 86 to longitudinally move, bean belts longitudinally placed on the object table 7 are taken one by one, and the transverse air cylinder 83 conveys the bean belts through a wire hole 311 when the pneumatic finger 86 is taken.

In this embodiment, in order to accomplish automatic transportation of the sheet jelly; the fortune bag knotting device is still including the conveying mechanism 9 that is used for carrying skin of soya-bean milk, the below of clamping jaw mechanism 1 is located to conveying mechanism 9, conveying mechanism 9 includes driving double sprocket, driven double sprocket 92, double chain 93 and driving motor, the coaxial fixed mounting of driving double sprocket is on driving motor's motor shaft, driven double sprocket 92 passes through double chain 93 and is connected with the transmission of driving double sprocket, fixed mounting has a plurality of connecting seat 94 on the double chain 93, fixed mounting has the U-shaped blowing groove 91 that is used for placing skin of soya-bean milk on the connecting seat 94.

Specific example 2: a knotting process of a blessing bag knotting device comprises the following steps:

(1) Placing the bean belts cut into equal lengths on the object stage 7 at equal intervals, wherein the first ends of the bean belts are close to the wire feeding mechanism 8, and the second ends of the bean belts are far away from the wire feeding mechanism 8;

(2) The bean curd sheets are placed on the conveying mechanism 9 at equal intervals, the conveying mechanism 9 conveys the bean curd sheets to the position below the clamping jaw mechanism 1, the clamping jaw 11 moves downwards to clamp the opening of the bean curd sheets, one bean curd sheet is clamped on the conveying mechanism 9 and then lifted upwards, and the bean curd sheets form a necking section below the clamping jaw 11 under the action of the clamping jaw 11 and gravity, so that the bean curd belts are convenient to knot;

(3) The first end of the bean belt is clamped by the wire feeding mechanism 8 and transversely moves to the wire hole 311, the first end of the bean belt is continuously moved to pass through the wire hole 311, the wire clamping mechanism 2 moves towards the wire hole 311, and the first end of the bean belt is clamped and fixed from the wire hole 311 by the other side of the wire hole 311;

(4) The rotating arm 31 starts to rotate to drive the second end of the bean belt to rotate around the bean curd skin for one circle, and the first end of the bean belt is positioned below the second end of the bean belt due to the gravity action of the bean belt, and the fixing structure 33 fixes the second end of the bean belt in the wire hole 311 after the bean belt is looped;

(5) The lifting cylinder 45 drives the base 41 to move upwards, drives the outer arc-shaped seat 43 to move below the guide groove 13, then the cylinder rod of the first cylinder 461 stretches, the sliding block 462 moves downwards, drives the outer arc-shaped seat 43 to slide downwards along the arc-shaped sliding groove 421, the upper end of the outer arc-shaped seat 43 passes through the looped bean belt upwards through the guide groove 13 until the upper end of the outer arc-shaped seat 43 is positioned above the clamping rod 21, at the moment, the cylinder rod of the line delivering cylinder 51 contracts, drives the two clamping rods 21 to move upwards, drives the first end of the bean belt to be clamped into the hook 431 of the outer arc-shaped seat 43, the cylinder rod of the first cylinder 461 contracts after the hook 431 of the outer arc-shaped seat 43 hooks the first end of the bean belt, drives the outer arc-shaped seat 43 to withdraw from the looped bean belt downwards, the cylinder rod of the second cylinder 471 stretches, drives the upper end of the inner arc-shaped seat 44 to slide towards the hook 431, clamps the first end of the bean belt between the hook 431 and the end of the inner arc-shaped seat 44, and the knotting is completed, and the cylinder rod of the first cylinder 461 continues to contract after the looped bean belt completely withdraws from the loop-clamping assembly;

(7) Finally, the lifting cylinder 45 drives the base 41 to move downwards, drives the first end of the bean belt to move downwards continuously, the second end of the bean belt is fixed in the linear hole 311, the rotating arm 31 rotates continuously, and drives the second end of the bean belt to move towards the direction away from the first end of the bean belt, and both ends of the bean belt are tensioned, so that the bean belt is fastened on the bean curd sheet.

According to the invention, the good fortune bag is automatically conveyed to the lower part of the clamping jaw mechanism 1 by the conveying mechanism 9, after the clamping jaw 11 clamps the bean curd skin, the bean curd skin is lifted by the lifting cylinder 14, the opening of the bean curd skin is compressed due to the clamping jaw 11 clamping the bean curd skin, and the whole bean curd skin sags due to the gravity of stuffing in the bean curd skin, the bean curd skin exposed out of the lower part of the clamping jaw 11 is in a necking state, at the moment, when the necking section below the clamping jaw 11 is knotted, the bean curd skin is not required to be tied again, the blocking force of the bean curd belt is reduced, and the bean curd belt is prevented from being broken; in order to avoid the situation that the bean belt is easy to be blocked and broken when the whole roll of bean belt is used, the bean belt is automatically conveyed to the winding mechanism 3 by the wire feeding mechanism 8, the friction force of the bean belt is large, the toughness is poor, the bean belt is easy to be blocked and broken in the process of conveying the bean belt, in order to avoid the situation, the bean belt which is cut in advance is adopted, one end of a bean skin strip is clamped by the wire feeding mechanism 8, one end of the bean skin strip passes through a wire hole 311 of a rotating arm 31, the wire clamping mechanism 2 pulls the bean skin strip out of the wire hole 311 from the other side of the wire hole 311 and fixes the bean skin strip, then the rotating arm 31 starts to rotate around the bean skin, a circle of rotating arm 31 rotates, a power-on coil 332 is electrified, an iron block 331 is attracted upwards to be staggered with the locking hole and the wire hole 311, and the tail end of the bean belt is fixed in the wire hole 311, then the lifting cylinder 45 drives the outer arc-shaped seat 43 to move to the lower part of the guide groove 13, the outer arc-shaped seat 43 rotates along the guide groove 13 under the driving of the first cylinder 461 until the hook 431 is positioned above the two clamping rods 21, the two clamping rods 21 move upwards to clamp the bean belt into the hook 431, the first cylinder 461 resets, the outer arc-shaped seat 43 withdraws from the looped bean belt, the hook 431 hooks one end of the bean belt to pass through the looped bean belt, so that knotting is completed, in the withdrawal process, the hook 431 of the outer arc-shaped seat 43 moves to the end part of the inner arc-shaped seat 44 to clamp the bean belt between the two, at this time, the lifting cylinder 45 contracts to drive one end of the bean belt to pull downwards, the other end of the bean belt is fixed in the wire hole 311, the rotating arm 31 slightly rotates, the other end of the bean belt is pulled, and the bean belt is fastened on the bean skin, and knotting is completed.

The foregoing description is only exemplary embodiments of the present invention, and is not intended to limit the scope of the invention, but rather, the equivalent structures or equivalent processes disclosed in the present specification and the accompanying drawings, or the direct or indirect application in other related technical fields, are all included in the scope of the present invention.

Claims

1. A blessing bag knotting device which is characterized in that: the bean bag knotting device comprises a clamping jaw mechanism for clamping an opening of a bean curd skin, a thread clamping mechanism for fixing one end of the bean belt, a winding mechanism for driving the other end of the bean belt to rotate around the bean curd skin to form a loop, and a knotting mechanism, wherein the knotting mechanism comprises an arc clamping assembly for clamping the bean belt, and a driving assembly for driving the arc clamping assembly to pass through the loop bean belt upwards in an arc manner, and then driving the bean belt to pass through the loop bean belt downwards in an arc manner so as to finish knotting;

the arc clamping assembly comprises a base, a guide seat, an outer arc seat and an inner arc seat, wherein the guide seat is fixedly arranged on the base, an arc chute is formed in the guide seat, the outer arc seat is slidably arranged in the arc chute, a hook part for hooking a bean belt is arranged on the upper side of the outer arc seat, an arc inner chute is formed in the outer arc seat, and the inner arc seat is slidably arranged in the arc inner chute;

2. The foci bag knotting apparatus of claim 1, wherein: the first driving structure comprises a first cylinder and a sliding block, the first cylinder is fixedly arranged on the base, a cylinder rod of the first cylinder is downwards arranged and connected with the sliding block, a guide seat is provided with a track groove which is vertically extended, the sliding block is slidably arranged on the track groove, the sliding block is provided with a movable groove which is arranged along the length direction of the sliding block, and two sides of the outer arc-shaped seat are provided with movable protrusions which are movably inserted into the movable groove, so that the sliding block drives the outer arc-shaped seat to vertically slide along an arc-shaped sliding groove when moving up and down;

3. The foci bag knotting apparatus of claim 1, wherein: the clamping jaw mechanism comprises a plurality of clamping jaws and a clamping jaw body for driving the clamping jaws to open and close, the clamping jaw body is cylindrical, the clamping jaws are annularly arranged on the clamping jaw body, the guide groove is formed by inwards sinking the outer wall of one clamping jaw, so that the bean belt can pass in and out the ring-shaped bean belt through the guide groove after rotating the ring-shaped bean belt around the bean curd sheet, the groove depth of the lower side of the guide groove is larger than the thickness of the arc-shaped clamping assembly, so that the guide groove can completely accommodate the arc-shaped clamping assembly, and the interference of the bean belt when the arc-shaped clamping assembly passes in and out the ring-shaped bean belt is avoided.

4. A foci bag knotting apparatus as claimed in claim 3, wherein: the fortune bag knotting device comprises a mounting platform, be equipped with the longmen mounting bracket on the mounting platform, install on the longmen mounting bracket and mention the cylinder, the clamping jaw body activity wears to locate on the mounting platform, mention behind the cylinder pole of cylinder downwards pass the longmen mounting bracket with clamping jaw body fixed connection to mention cylinder drive clamping jaw body and shift up after the clamping jaw is cliied skin of soya-bean milk and make the skin of soya-bean milk form necking down section make things convenient for the beans belt to tie knots on the skin of soya-bean milk below the clamping jaw.

5. The foci bag knotting apparatus of claim 4, wherein: the winding mechanism comprises a rotating arm arranged on the outer side of the clamping jaw body, a driving structure for driving the rotating arm to rotate around the bean curd skin and a fixing assembly for fixing the bean belt on the rotating arm, wherein the rotating arm is provided with a wire hole for penetrating the bean belt, and the fixing assembly is arranged on the wire hole so as to fix the bean belt on the rotating arm;

6. The foci bag knotting apparatus of claim 5, wherein: the wire clamping mechanism comprises two clamping bars, a finger cylinder for driving the two clamping bars to open and close and clamp the bean belt, and a feeding cylinder for driving the two clamping bars to move towards the wire winding mechanism and clamp the bean belt out of the wire hole, wherein the feeding cylinder is horizontally arranged, the finger cylinder is arranged on a cylinder rod of the feeding cylinder, the two clamping bars are arranged on the finger cylinder, the wire transferring mechanism comprises a wire transferring cylinder fixedly arranged on a mounting platform, and the cylinder rod of the wire transferring cylinder downwards passes through the mounting platform and then is connected with the feeding cylinder to drive the two clamping bars to upwards move so as to transfer the bean belt to the arc-shaped clamping assembly.

7. The foci bag knotting apparatus of claim 6, wherein: the blessing bag knotting device further comprises an objective table and a wire feeding mechanism, wherein the objective table is used for placing the cut bean belts, the wire feeding mechanism is arranged between the objective table and the wire winding mechanism so as to clamp the bean belts from the objective table and convey the bean belts to the wire winding mechanism, the objective table, the wire feeding mechanism, the wire holes and the wire clamping mechanism are all arranged on the same horizontal plane, the wire clamping mechanism is arranged on one side of the clamping jaw mechanism, which is opposite to the wire feeding mechanism, so that the wire feeding mechanism can clamp one end of the bean belts from the objective table, and after the one end of the bean belts horizontally passes through the wire holes, the wire clamping mechanism clamps the bean belts passing through the wire holes from the other side;

8. The foci bag knotting apparatus of claim 1, wherein: the fortune bag knotting device is characterized by further comprising a conveying mechanism for conveying the skin of soya-bean milk, wherein the conveying mechanism is arranged below the clamping jaw mechanism and comprises a driving double sprocket, a driven double sprocket, a double chain and a driving motor, the driving double sprocket is coaxially and fixedly arranged on a motor shaft of the driving motor, the driven double sprocket is in transmission connection with the driving double sprocket through the double chain, a plurality of connecting seats are fixedly arranged on the double chain, and a U-shaped discharging groove for placing the skin of soya-bean milk is fixedly arranged on the connecting seats.

9. A knotting process of the foodbag knotting apparatus as claimed in any one of claims 1 to 8, wherein: the method comprises the following steps: