CN214058001U

CN214058001U - Locking mechanism of packaging machine

Info

Publication number: CN214058001U
Application number: CN202022809262.6U
Authority: CN
Inventors: 章秀祥; 张文勤
Original assignee: Wenzhou Hongnan Machinery Co ltd
Current assignee: Wenzhou Hongnan Machinery Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-08-27
Anticipated expiration: 2030-11-27

Abstract

The utility model discloses a locking mechanism of a packer, which comprises a tape placing handle, a welding handle, a handle locking seat and a locking arm which are arranged on a machine base, and a handle pressing structure rotatably arranged between the handle buckle seat and the belt releasing handle, an elastic structure is arranged between one end of the handle pressing structure and the machine seat, the other end of the adjusting screw is provided with a transmission part surrounding the adjusting screw structure, the pressing handle structure enables the transmission part to be pressed against the top of the adjusting screw structure under the action of the elastic structure, so as to improve the locking force between the handle buckle seat and the lock catch arm, the welding handle can be kept at the welding position by the limit matching of the lock catch arm and the handle buckle seat, thereby guarantee that the baling press tightly pushes down the binder and carry out the butt fusion work, just so just need not tightly hold the butt fusion handle all the time, both reduced the operation degree of difficulty, convenient operation and labour saving and time saving can promote product performance and work efficiency again.

Description

Locking mechanism of packaging machine

Technical Field

The utility model relates to a baling press technical field, concretely relates to baling press latched device.

Background

The baling press is on one kind twines the packing article with the band, operates the baling press, through tightening up the band, accomplishes and ties up work, is one kind and is suitable for the operation, convenient to carry's baling press machinery, by extensively being applicable to in uses such as carton packing, light industry packing, daily necessities packing, equipment packing, and this kind of baling press basic work is realized through tightening mechanism, butt fusion mechanism, the common cooperation of eager tape mechanism on it.

The baling press tightens up the back through tightening mechanism with the packing area, need be in the same place the fusion of bundling belt both ends through fusion joining mechanism, current baling press fusion joining mechanism mainly includes the butt fusion seat, butt fusion handle and vibrator, the vibrator can reciprocate to set up in the butt fusion seat, its bottom is provided with the clutch blocks, during the butt fusion, push down the fusion welding handle and move to the butt fusion position with the drive vibrator, the clutch blocks compresses tightly the bundling belt this moment, then motor drive clutch blocks horizontal reciprocating motion, thereby drive the bundling belt and realize the friction butt fusion, after the butt fusion is accomplished, remove the effort to the handle, the vibrator removes towards the position of keeping away from the bundling belt in reset spring's effect. However, the following problems still exist in the actual welding process of the packer: operating personnel need manual butt fusion handle that compresses tightly all the time when the butt fusion, makes the vibrator keep in the butt fusion position, under the not enough condition of application of force, easily leads to the clutch blocks not inseparable with the contact of packing area, influences the butt fusion effect, and the operation is wasted time and energy like this, and reinforcing manual labor intensity uses inconveniently, reduces work efficiency.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming baling press among the prior art when butt fusion bandage, and operating personnel need manual butt fusion handle that compresses tightly all the time, easily influences the butt fusion effect in the not enough condition of application of force, and the operation is wasted time and energy, and it is inconvenient to use, reduces work efficiency's problem to provide one kind and need not to press the handle after all when butt fusion bandage, operation convenient to use and labour saving and time saving improve work efficiency's baling press latched device.

In order to solve the technical problem, the utility model provides a baling press latched device, include:

the machine base is provided with a belt releasing handle which can swing up and down;

the welding handle is rotatably arranged on the base relative to the tape releasing handle and is provided with an initial position and a welding position for pressing down a packer to compress a welding bundling tape;

a latch arm disposed on the welding handle;

the handle buckling seat is rotatably arranged on the base and is opposite to the locking arm, and the handle buckling seat and the locking arm form a limiting clamping hook to be matched when the welding handle is pressed down to a welding position;

the pressing handle structure is rotatably arranged between the handle buckle seat and the belt releasing handle, an elastic structure is arranged between one end of the pressing handle structure and the machine base, a transmission part surrounding the adjusting screw structure is arranged at the other end of the pressing handle structure, and the transmission part is pressed on the top of the adjusting screw structure under the action of the elastic force of the elastic structure and is used for driving the handle buckle seat to rotate towards the direction close to the lock catch arm; when the belt releasing handle swings upwards, the pressing handle structure is driven to push against the bottom of the adjusting screw structure, and the pressing handle structure is used for driving the handle buckling seat to rotate towards the direction far away from the locking arm.

In the locking mechanism of the packaging machine, the transmission part is of a U-shaped structure and is provided with a concave cavity capable of accommodating the adjusting screw structure.

In the locking mechanism of the packaging machine, the adjusting screw structure comprises a sleeve structure arranged on one side of the bottom of the handle buckle seat and an adjusting screw movably arranged in the sleeve structure in a penetrating mode, and two ends of the adjusting screw are opposite to the upper end and the lower end of the concave cavity respectively.

In the locking mechanism of the packaging machine, a transmission spring is arranged between the sleeve structure and the transmission part, one end of the drive spring is accommodated on the annular step inside the sleeve structure, the other end of the drive spring is abutted against the upper end of the cavity, and the adjusting screw is arranged in the transmission spring in a penetrating mode.

In the locking mechanism of the packaging machine, the belt releasing handle is provided with a driving shaft which is matched with the transmission part and is abutted against the transmission part from top to bottom, and the belt releasing handle drives the driving shaft to push the transmission part when swinging upwards so that the adjusting screw drives the handle locking seat to rotate towards the direction far away from the locking arm under the pushing of the transmission part.

In the locking mechanism of the baler, the handle fastener seat and the locking arm are provided with a locking structure capable of forming the matching of the limiting hook, the locking structure comprises a lower hook extending downwards and arranged on the locking arm and an upper hook arranged on the handle fastener seat and matched with the lower hook, and the ends of the lower hook and the upper hook are respectively provided with a guide inclined plane structure correspondingly.

In the latch mechanism of the baler, the elastic structure comprises a mounting groove arranged on the base, a pressure spring and a ball, the pressure spring and the ball are accommodated in the mounting groove, one end of the pressing handle structure extends to be vertically opposite to the mounting groove, and the ball is elastically abutted against one end of the pressing handle structure under the action of the pressure spring.

Among the foretell baling press latched device, the frame is in including the shaping put the area handle with installation interval between the butt fusion handle, the handle is detained the seat and is passed through pivot structure rotatable coupling and be in the installation interval, hasp arm integrated into one piece is in butt fusion handle one side extends to in the installation interval.

In the latch mechanism of the packaging machine, the rotating shaft structure comprises two installation plate parts arranged on two sides of the installation area and a rotating shaft fixedly connected between the two installation plate parts, and the handle pressing structure and the handle buckling seat are coaxially rotated and connected to the rotating shaft.

In the locking mechanism of the packaging machine, a return spring is arranged between the welding handle and the base and used for driving the welding handle to rotate and return to the initial position from the welding position.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a baling press hasp structure, the baling press carries out the butt fusion operation to the bundling belt when butt fusion handle pushes down to the butt fusion position, form spacing pothook cooperation through hasp arm and handle buckle seat at this moment so that the two keep relative position fixed, thereby realize locking butt fusion handle in the butt fusion position, at this moment, press handle structure to make its drive division to support and press at adjusting screw structure top under elastic construction's effect, thereby to handle buckle seat exert the pressure of being close to hasp arm direction rotation, in order to improve the locking dynamics between handle buckle seat and the hasp arm, after the baling press accomplishes the butt fusion work, as long as lift up put the belting handle, put the belting handle and can promote the press handle structure to support and press in adjusting screw structure bottom when upwards swinging, and then drive the handle buckle seat is detained the arm direction and is rotated towards keeping away from the hasp arm, in order to relieve the spacing pothook cooperation between hasp arm and the handle buckle seat, at this moment's butt fusion handle can reset to initial position from the butt fusion position, adopts this technical scheme, and the spacing cooperation of detaining the seat through hasp arm and handle makes the butt fusion handle keep at the butt fusion position always to guarantee that the baling press tightly pushes down the bundling area and carry out butt fusion work, just so need not tightly hold the butt fusion handle all the time, both reduced the operation degree of difficulty, convenient operation and labour saving and time saving can promote product performance and work efficiency again.

2. The utility model provides an among the baling press hasp structure, through sleeve structure with set up transmission spring between the transmission portion, transmission spring is in transmission portion with the handle is detained and is played the elastic connection effect between the seat, and right as elastic construction handle is detained seat one end and is applyed the biasing force and can order about the handle and detain the seat and take place to rotate, thereby make transmission portion court on the handle is detained the seat other end adjusting screw structure one side pushes down, and transmission portion exerts pressure to sleeve structure through transmission spring, thereby promotes the handle is detained the seat to hasp arm direction rotates, realizes that the handle is detained the seat and is connected with the locking of hasp arm.

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 embodiments or the technical solutions in the prior art will be briefly described below.

Fig. 1 is a schematic view of a three-dimensional structure of a locking mechanism of a packaging machine provided by the present invention;

FIG. 2 is a schematic structural view of the locking mechanism of the packer with the hidden tape-releasing handle;

FIG. 3 is a schematic cross-sectional view of the latch mechanism of the baler shown in FIG. 2;

fig. 4 is a schematic structural view of the latch arm and the handle fastener of the present invention;

description of reference numerals: 1-a machine base 11-an installation region, 2-a belt releasing handle, 21-a driving shaft, 3-a welding handle, 4-a lock catch arm, 41-a lower clamping hook, 5-a handle buckle seat, 51-an upper clamping hook, 6-an elastic structure, 61-an installation groove, 62-a pressure spring, 63-a ball, 7-an adjusting screw structure, 71-a sleeve structure, 72-an adjusting screw, 8-a handle pressing structure, 81-a transmission part, 82-a transmission spring, 9-a rotating shaft structure and 91-a rotating shaft.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of 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; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they 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.

Example 1

This embodiment provides a baler latch mechanism as shown in fig. 1-4, comprising:

the belt releasing handle 2 capable of swinging up and down is arranged on the base 1;

the welding handle 3 is rotatably arranged on the base 1 relative to the tape releasing handle and is provided with an initial position and a welding position for pressing a welding bundling tape by a pressing-down driving packer;

a latch arm 4 provided to the welding handle 3;

the handle buckle seat 5 is rotatably arranged on the base and is opposite to the lock catch arm 4, and the handle buckle seat 5 is matched with the lock catch arm 4 to form a limiting hook when the welding handle 2 is pressed down to a welding position;

the pressing handle structure 8 is rotatably arranged between the handle buckle seat 5 and the tape releasing handle 2, an elastic structure 6 is arranged between one end of the pressing handle structure 8 and the base 1, and a transmission part 81 surrounding the adjusting screw structure is arranged at the other end of the pressing handle structure; and when the baling press is finished welding the bundling belt, the belt releasing handle 2 is driven when swinging upwards to press the handle structure 8 to push against the bottom of the adjusting screw structure 7 to drive the handle buckling seat 5 to be far away from the locking arm 4 to rotate, so that the locking arm and the handle buckling seat are free from the matching of the limiting clamping hook.

In the above embodiment, the baling press performs the welding operation on the baling belt when the welding handle 3 is pressed down to the welding position, at this time, the lock catch arm 4 and the handle buckle seat 5 form a limit hook fit to keep the relative position of the two fixed, so as to lock the welding handle 3 at the welding position, at this time, the pressing handle structure 8 makes the transmission part thereof press against the top of the adjusting screw structure 7 under the action of the elastic structure 6, so as to apply the pressure on the handle buckle seat 5 rotating in the direction close to the lock catch arm, so as to improve the locking force between the handle buckle seat 5 and the lock catch arm 4, when the baling press completes the welding operation, as long as the releasing handle 2 is lifted upwards, the releasing handle 2 can push the pressing handle structure 8 to press against the bottom of the adjusting screw structure 7 when swinging upwards, so as to drive the handle buckle seat 5 to rotate in the direction away from the lock catch arm 4, in order to relieve the cooperation of hasp arm and the spacing pothook between the seat of handle knot, at this moment the butt fusion handle can be followed the butt fusion position and reset to initial position, adopts this technical scheme, and the spacing cooperation of detaining the seat through hasp arm and handle makes the butt fusion handle keep at the butt fusion position always to guarantee that the baling press tightly pushes down the binder and carries out butt fusion work, just so need not tightly hold the butt fusion handle all the time, both reduced the operation degree of difficulty, convenient operation and labour saving and time saving can promote product performance and work efficiency again.

As a preferred embodiment, refer to fig. 2, the handle buckle seat 5 with be provided with between the hasp arm 4 and form spacing pothook complex locking structure, locking structure includes downwardly extending set up in the lower pothook 41 of hasp arm 4 and set up on the handle buckle seat 5 and with pothook complex goes up pothook 51 down, lower pothook 41 with the tip of going up pothook 51 corresponds respectively and is provided with the direction inclined plane structure, works as the butt fusion handle 3 presses down to during the butt fusion position, lower pothook from top to bottom removes and is close to go up the pothook, the two passes through formation pothook cooperation that can be lighter after the direction inclined plane structure sliding contact, takes place the jamming phenomenon when avoiding contacting each other, and the cooperation is connected convenient and reliable.

The specific arrangement of the set screw structure is described in detail below with reference to fig. 2-4:

the transmission part 81 is of a U-shaped structure and is provided with a concave cavity capable of accommodating the adjusting screw structure 7, wherein the adjusting screw structure 7 comprises a sleeve structure 71 arranged on one side of the bottom of the handle buckle seat and an adjusting screw 72 movably arranged in the sleeve structure 71 in a penetrating way, the sleeve structure 71 is provided with a thread structure, two ends of the adjusting screw 72 are respectively opposite to the upper end and the lower end of the concave cavity, the adjusting screw 72 can adjust the installation distance between the adjusting screw and the two ends of the concave cavity, and when the handle pressing structure 8 is not pushed by the upward swinging thrust of the release belt handle, the transmission part 81 is pressed on the top end of the adjusting screw 72 under the action of an elastic structure to drive the handle buckle seat 5 to rotate towards the direction close to the lock catch arm 4; and when the handle pressing structure is pushed by the upward swinging thrust of the belt releasing handle, the handle pressing structure 8 overcomes the biasing force of the elastic structure 6 and drives the transmission part 81 to deflect upwards, the transmission part 81 is pressed against the bottom end of the adjusting screw to drive the handle buckle seat to rotate towards the direction far away from the lock catch arm, and the transmission part plays a role in transmitting force and moving between the handle pressing structure and the handle buckle seat.

As a preferred embodiment, a transmission spring 82 is disposed between the sleeve structure 71 and the transmission portion 81, one end of the transmission spring 82 is received on an annular step inside the sleeve structure 71, and the other end of the transmission spring 82 abuts against the upper end of the cavity, the adjustment screw 72 is inserted into the transmission spring 82, the transmission spring 82 plays a role in elastic connection between the transmission portion 81 and the buckle base 5, when the elastic structure 6 applies a biasing force to one end of the buckle base 5, the transmission portion 81 on the other end of the buckle base 5 is driven to press down toward the adjustment screw structure 7, the transmission portion 81 applies a pressure to the sleeve structure 71 through the transmission spring 82, so as to push the buckle base 5 to rotate toward the latch arm, thereby achieving a locked connection between the buckle base and the latch arm.

Further, as shown in fig. 2-4, a driving shaft 21 is disposed on the tape releasing handle 2 and is engaged with the transmission portion, that is, the handle pressing structure 8 rotates and abuts against the driving shaft 21 under the action of the elastic structure, so as to limit the rotation position of the handle fastening seat 5, the driving shaft 21 is of a cylindrical pin structure, and the tape releasing handle 2 swings upward to drive the driving shaft 21 to push the transmission portion 81, so that the adjusting screw drives the handle fastening seat 5 to rotate in a direction away from the latch arm under the pushing of the transmission portion, and the separation between the tape releasing handle 2 and the latch arm 4 is realized by pushing the handle fastening seat 5 open, that is, the locking function of the welding handle is released, so that the design and the engagement are reliable in cooperation and transmission.

As shown in fig. 3, the elastic structure 6 includes a mounting groove 61 disposed on the base, and a pressure spring 62 and a ball 63 accommodated in the mounting groove 61, one end of the handle pressing structure 8 extends to be opposite to the mounting groove up and down, and the ball is elastically abutted to one end of the handle pressing structure under the action of the pressure spring, and the biasing force of the ball is transmitted to the handle buckle base 5 through the motion fit of the handle pressing structure 8, so that the upper hook of the handle buckle base 5 is tightly hooked to the lower hook of the latch arm 4, thereby improving the locking force between the latch arm 4 and the handle buckle base 5, preventing the easy unhooking phenomenon between the upper hook and the lower hook, and ensuring reliable mounting and matching.

In this embodiment, as shown in fig. 2, the base 1 includes a forming installation section 11 between the tape placing handle 2 and the welding handle 3, the installation section 11 is a step structure with an L-shaped cross section, the base includes a forming installation section between the tape placing handle and the welding handle, the handle buckle base 5 is rotatably connected in the installation section 11 through a rotating shaft structure 9, the rotating shaft structure 9 includes two installation plate portions disposed at two sides of the installation section and a rotating shaft 91 fixedly connected between the two installation plate portions, the handle pressing structure and the handle buckle base are coaxially rotatably connected to the rotating shaft, wherein the locking arm is integrally formed at one side of the welding handle and extends into the installation section, so that the upper hook on the handle buckle base and the lower hook on the locking arm are oppositely disposed, the limit hook is convenient to form the matching between the two,

in order to reliably realize the automatic re-setting function of butt fusion handle, butt fusion handle 3 with be provided with reset spring between the frame 1, work as seat 5 is detained to the handle and lock catch arm 4 rotates the separation and removes spacing hook cooperation, the reset spring drive butt fusion handle 3 by the butt fusion position rotates and resets extremely initial position, at this moment's baling press no longer carries out the butt fusion operation to the bandaging area, the baling press includes the butt fusion mechanism who links to each other with the butt fusion handle, specifically compresses tightly the butt fusion through butt fusion handle drive butt fusion mechanism to the bandaging area.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. A baler latch mechanism, comprising:

the belt releasing handle (2) capable of swinging up and down is arranged on the base (1);

the welding handle (3) is rotatably arranged on the base (1) relative to the tape releasing handle and is provided with an initial position and a welding position for pressing down a packer to compress a welding bundling tape;

a latch arm (4) provided to the welding handle (3);

the handle buckle seat (5) is rotatably arranged on the base (1) and is opposite to the lock catch arm (4), and the handle buckle seat (5) forms a limiting hook fit with the lock catch arm (4) when the welding handle (3) is pressed down to a welding position;

the handle pressing structure (8) is rotatably arranged between the handle buckle seat (5) and the belt releasing handle (2), an elastic structure (6) is arranged between one end of the handle pressing structure (8) and the base (1), a transmission part (81) surrounding the adjusting screw structure (7) is arranged at the other end of the handle pressing structure, and the transmission part (81) is pressed against the top of the adjusting screw structure (7) under the action of the elastic force of the elastic structure so as to drive the handle buckle seat (5) to rotate towards the direction close to the lock catch arm (4); when the belt releasing handle (2) swings upwards, the pressing handle structure (8) is driven to abut against and push the bottom of the adjusting screw structure (7) so as to drive the handle buckle seat (5) to rotate towards the direction far away from the lock catch arm (4).

2. The baler latch mechanism of claim 1, wherein: the transmission part (81) is of a U-shaped structure and is provided with a concave cavity capable of accommodating the adjusting screw structure (7).

3. The baler latch mechanism of claim 2, wherein: adjusting screw structure (7) are including setting up handle detain sleeve structure (71) of seat (5) bottom one side and portable the establishing of wearing adjusting screw (72) in sleeve structure (71), the both ends of adjusting screw (72) respectively with the upper and lower both ends of cavity (are relative.

4. A baler latch mechanism according to claim 3, characterised in that: a transmission spring (82) is arranged between the sleeve structure (71) and the transmission part (81), one end of the transmission spring (82) is accommodated on the annular step inside the sleeve structure (71), the other end of the transmission spring abuts against the upper end of the cavity, and the adjusting screw (72) is arranged in the transmission spring (82) in a penetrating mode.

5. The baler latch mechanism of claim 4, wherein: put and be provided with on area handle (2) with drive shaft (21) that offset from top to bottom in the cooperation of transmission portion (81), it drives when upwards swinging to put area handle (2) drive shaft (21) promote transmission portion (81), so that adjusting screw (72) drive under the promotion of transmission portion (81) handle knot seat (5) are towards keeping away from hasp arm (4) direction rotates.

6. A baler latch mechanism according to any one of claims 1 to 5, wherein: elastic construction (6) are including setting up mounting groove (61) on frame (1), and hold in pressure spring (62) and ball (63) in mounting groove (61), the one end of pressing handle structure (8) extend with mounting groove (61) relative from top to bottom, ball (63) are in under the effect of pressure spring (62) elasticity butt in the one end of pressing handle structure (8).

7. The baler latch mechanism of claim 6, wherein: the handle is buckled seat (5) with be provided with between hasp arm (4) and form spacing pothook complex locking structure, locking structure including downwardly extending set up in lower pothook (41) of hasp arm (4) with set up on handle is buckled seat (5) and with pothook complex last pothook (51) down, pothook (41) down with the tip of going up pothook (51) corresponds respectively and is provided with direction inclined plane structure.

8. A baler latch mechanism according to claim 7, characterised in that the base (1) comprises a mounting region (11) formed between the release handle (2) and the welding handle (3), the lever catch (5) being rotatably connected in the mounting region (11) by a pivot structure (9), the catch arm (4) being integrally formed on one side of the welding handle (3) and extending into the mounting region (11).

9. The locking mechanism of a baler according to claim 8, wherein the rotary shaft structure (9) comprises two mounting plate portions arranged at two sides of the mounting section, and a rotary shaft (91) fixedly connected between the two mounting plate portions, and the pressing handle structure (8) and the handle buckle seat (5) are coaxially and rotatably connected to the rotary shaft.

10. The locking mechanism of a packer as claimed in claim 9, wherein a return spring is arranged between the welding handle (3) and the base (1), and the return spring is used for driving the welding handle (3) to rotate from the welding position to the initial position.