CN221370527U - Multi-head cap placing machine - Google Patents

Abstract

The utility model relates to a multi-head cap placing machine which comprises an organism, a bottle conveying mechanism, a cap conveying mechanism and a material moving mechanism, wherein the bottle conveying mechanism is arranged on the organism; the longitudinal direction of the machine body is called a front-back direction, the direction perpendicular to the front-back direction on a horizontal plane is called a left-right direction, and the direction perpendicular to the horizontal plane is called an up-down direction; the bottle conveying mechanism and the cover conveying mechanism are arranged on the machine body side by side left and right, the bottle conveying mechanism is used for conveying the bottle in a stepping mode along the front-back direction, and the cover conveying mechanism is used for conveying the cover in a stepping mode along the front-back direction; the material moving mechanism comprises a moving assembly and a plurality of material sucking seats, the moving assembly can move up and down and move left and right and is arranged on the machine body, and the moving assembly is positioned above the bottle conveying mechanism and the cover conveying mechanism; the material sucking seats are sequentially arranged on the moving assembly along the front-back direction, and the material sucking ends which are downwards arranged are arranged on the material sucking seats.

Description

Multi-head cap placing machine

Technical Field

The utility model relates to the technical field of bottling equipment, in particular to a multi-head cap placing machine.

Background

In order to realize automatic production of bottling, some cap placing machines are currently available on the market, such as the Chinese patent with the publication number of CN214878104U and the patent name of "an automatic cap placing device for material bottles", which mainly comprises two major parts, namely a bottle cap storage structure for storing bottle caps, and a bottle cap clamping jaw assembly for clamping and positioning the bottle caps; the bottle cap storage structure stores the bottle caps through the bottle cap bearing assembly, and achieves integral transverse displacement under the guiding drive of the sliding rail, so that the bottle caps are transported to the designated positions. And foretell bottle lid clamping jaw subassembly utilizes can follow the flexible bottle lid clamping jaw of vertical direction, through the accurate location and the centre gripping of bottle lid clamping jaw, carries the bottle lid to the below along capping passageway to contact and place at the open end of material bottle with the material bottle, simultaneously, the device has the clamping jaw of the fixed usefulness of location of bottle lid clamping jaw and material bottle, can ensure that bottle lid and material bottle location are accurate, thereby guaranteed that the placing of bottle lid is accurate. In this scheme need the manual work to carry the clamping jaw of material bottle positioning mechanism to the material bottle in the during operation and fix a position, and need store the bottle lid in advance in bottle lid bearing assembly at the during operation, such design degree of automation is lower, workman's intensity of labour is big, production efficiency is low.

Disclosure of utility model

The utility model aims to provide a multi-head cap placing machine which has the advantages of simple structure, reasonable design, high degree of automation, small labor intensity of workers, high production efficiency and the like.

The technical scheme adopted for solving the technical problems is as follows: a multi-head cap placing machine comprises an organism, a bottle conveying mechanism, a cap conveying mechanism and a material moving mechanism; the longitudinal direction of the machine body is called a front-back direction, the direction perpendicular to the front-back direction on a horizontal plane is called a left-right direction, and the direction perpendicular to the horizontal plane is called an up-down direction; the bottle conveying mechanism and the cover conveying mechanism are arranged on the machine body side by side left and right, the bottle conveying mechanism is used for conveying the bottle in a stepping mode along the front-back direction, and the cover conveying mechanism is used for conveying the cover in a stepping mode along the front-back direction; the material moving mechanism comprises a moving assembly and a plurality of material sucking seats, the moving assembly can move up and down and move left and right and is arranged on the machine body, and the moving assembly is positioned above the bottle conveying mechanism and the cover conveying mechanism; the material sucking seats are sequentially arranged on the moving assembly along the front-back direction, the material sucking ends which are downwards arranged are arranged on the material sucking seats, and the material sucking ends of the material sucking seats can be driven by the moving assembly to suck and transfer the cover body on the cover body conveying mechanism onto the bottle mouth of the bottle body on the bottle body conveying mechanism.

The working principle of the utility model is as follows:

a plurality of material sucking seats of the material moving mechanism are distributed along the front-back direction to form a working space; each step type conveying action of the bottle conveying mechanism and the cover conveying mechanism: the bottle bodies to be placed and matched with the number of the material sucking seats can enter the working space, and the bottle bodies combined with the cover bodies leave the working space; a material sucking seat in the working space corresponds to a bottle body and a cover body. The working steps are as follows: 1) The bottle body conveying mechanism and the cover body conveying mechanism convey the bottles and the covers in a stepping mode, and the bottles and the covers are input into the working space and are correspondingly arranged with the material sucking seats; 2) The material sucking seat moves to the upper part of the cover body conveying mechanism by moving left and right, then the material sucking seat moves downwards to enable the material sucking end of the material sucking seat to be attached to the cover body on the cover body conveying mechanism and suck the material, and the material sucking seat moves upwards to be far away from the cover body conveying mechanism; 3) The cover conveying mechanism conveys the next batch of covers into the working space in a stepping mode; 4) The material sucking seat moves to the upper part of the bottle body conveying mechanism through left and right movement, so that a cover body on the material sucking seat is opposite to a bottle opening of the bottle body, the material sucking seat moves downwards to enable the cover body to be covered on the bottle opening of the bottle body, at the moment, the material sucking end of the material sucking seat releases sucking of the cover body, and the material sucking seat moves upwards to be far away from the bottle body conveying mechanism; 5) The bottle conveying mechanism conveys the bottles in a stepping mode, so that the bottles combined with the cover body leave the working space, and the next batch of bottles to be placed are input into the working space; and (3) circulating the actions of the steps 2) to 5) to realize connection work for mass production. By the design, the degree of automation of the combined work of the bottle body and the cover body is high, manual intervention is not needed, the labor intensity of workers is low, and the production efficiency is high.

Further, the multi-head cap placing machine comprises a cap conveying mechanism and a cap hanging assembly; the conveying direction of the cover body conveying belt is along the forward-backward direction, a plurality of cover body positioning tables are sequentially arranged on the cover body conveying belt along the travelling path of the cover body conveying belt, and the cover body positioning tables are of columnar structures; the hanging cover assembly is arranged right above the cover body conveying belt and is close to the front side of the cover body conveying belt, the hanging cover assembly is connected with an external cover body conveying line, and the hanging cover assembly is used for hanging and sleeving the cover body on a cover body positioning table of the cover body conveying belt.

Further, as described above, the multi-head cap placing machine comprises a base body, a left movable arm, a right movable arm and a pressing piece; the base body is provided with a material conveying channel communicated with the front side and the rear side, the bottom surface of the material conveying channel is a sliding inclined surface which is gradually and downwards inclined from front to back, and the front channel port of the material conveying channel is communicated with an external cover body transmission line; the front ends of the left movable arm and the right movable arm are rotatably arranged on the base body, the rotation axes of the left movable arm and the right movable arm are perpendicular to the sliding inclined plane of the material conveying channel, the material conveying channel is arranged between the left movable arm and the right movable arm, the rear ends of the left movable arm and the right movable arm are arranged at the rear side of the rear channel opening of the material conveying channel, and the rear ends of the left movable arm and the right movable arm have a movement trend of approaching each other; the front end of the lower pressing piece is rotatably arranged on the base body, the rotation axis of the lower pressing piece is arranged along the left-right direction, the rear end of the lower pressing piece is positioned above the rear of the rear channel opening of the material conveying channel, and the rear end of the lower pressing piece has a downward rotation movement trend; a limiting piece is arranged between the lower pressing piece and the base body and is used for limiting the downward rotating moving range of the lower pressing piece.

Further, in the multi-head cap placing machine as described above, the rear end of the left movable arm and the rear end of the right movable arm are rotatably provided with a pulley, and the rotation axis of each pulley is perpendicular to the sliding inclined plane.

Further, as mentioned above, the cover conveying mechanism further comprises 2 guiding and positioning strips, the 2 guiding and positioning strips are arranged on the machine body side by side and under the cover hanging assembly, the length direction of each guiding and positioning strip is set along the front-back direction, and the cover conveying belt is clamped and positioned between the 2 guiding and positioning strips.

Further, as described above, the multi-head cap placing machine includes a suction cup and a connecting rod, the axis of the connecting rod is arranged along the up-down direction, a negative pressure channel is formed in the connecting rod, which is communicated with the up-down two ends of the connecting rod, and the lower end of the connecting rod is located below the moving assembly; the sucker is of a conical structure, the top surface of the sucker is fixedly connected with the lower end of the connecting rod, a central hole which is communicated with the top surface and the bottom surface of the sucker is formed in the sucker, and the central hole is communicated with a lower channel port of a negative pressure channel of the connecting rod; the material moving mechanism further comprises a negative pressure device, and the negative pressure end of the negative pressure device is communicated with the upper channel port of the negative pressure channel of each material absorbing seat.

Further, as described above, the moving assembly comprises a left-right moving seat, a lifting seat, a left-right driver and a lifting driver; the left-right moving seat can be arranged on the machine body in a left-right moving way, the lifting seat can be arranged on the left-right moving seat in a up-down moving way, and the lifting seat is positioned below the left-right moving seat; the left and right drivers are arranged on the machine body and are used for driving the left and right moving seats to move; the lifting driver is arranged on the left-right moving seat and is used for driving the lifting seat to move.

Further, in the multi-head cap placing machine as described above, a plurality of mounting holes communicating the top surface and the bottom surface of the lifting seat are formed on the lifting seat; the material sucking seat further comprises a spring and a bearing clamp spring, a mounting ring groove for mounting the bearing clamp spring is formed in the circumferential surface of the connecting rod, and the mounting ring groove is arranged close to the upper end of the connecting rod; the material sucking seat corresponds to the mounting hole, the connecting rod of the material sucking seat can be vertically movably arranged in the mounting hole in a penetrating mode, the mounting ring groove of the connecting rod is higher than the upper orifice of the mounting hole, the bearing clamp spring is arranged on the mounting ring groove and placed on the top surface of the lifting seat in a bearing mode, and the spring is compressively arranged between the lower end of the connecting rod and the top surface of the lifting seat, so that the connecting rod has a downward moving motion trend.

Further, the multi-head cap placing machine further comprises a bottle clamping mechanism, wherein the bottle clamping mechanism comprises a left clamping seat, a right clamping seat, a left driver and a right driver; the left clamping seat and the right clamping seat are arranged above the conveying surface of the bottle conveying mechanism in a left-right side-by-side manner; the left driver and the right driver are arranged on the machine body, the left driver is used for driving the left clamping seat to move left and right, and the right driver is used for driving the right clamping seat to move left and right, so that the left clamping seat and the right clamping seat can be matched for clamping and positioning the bottle body on the bottle body conveying mechanism.

Further, as mentioned above, the bottle clamping mechanism further comprises a plurality of left positioning members and a plurality of right positioning members; the left locating pieces are sequentially arranged on the left clamping and pressing seat along the front-back direction, each left locating piece is horizontally arranged, and a left locating notch is formed on the right side edge of each left locating piece; the right locating pieces are sequentially arranged on the right clamping and pressing seat along the front-back direction, each clamping and pressing plate is horizontally arranged, and a right locating notch is formed on the left side edge of each right locating piece; the left locating piece and the right locating piece are correspondingly arranged, a clamping space for clamping the bottle body is formed between the left locating notch of the left locating piece and the right locating notch of the right locating piece, and the left locating piece driven by the left clamping seat and the right locating piece driven by the right clamping seat can move close to each other or away from each other.

The technical scheme of the utility model has the following beneficial effects: simple structure, reasonable design, high degree of automation, small labor intensity of workers, high production efficiency and the like.

Drawings

FIG. 1 is a perspective view of an embodiment;

FIG. 2 is a top view of an embodiment;

FIG. 3 is a cross-sectional block diagram taken in the direction A-A of FIG. 2;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

FIG. 5 is a top view of an embodiment after removal of the transfer mechanism;

FIG. 6 is an enlarged view of a portion of FIG. 5 at B;

FIG. 7 is a perspective view of a hanging cover assembly of an embodiment;

FIG. 8 is a top view of a hanging cover assembly of an embodiment;

FIG. 9 is a cross-sectional view of the structure of the B-B direction of FIG. 8;

reference numerals illustrate:

1-a machine body; 11-a first guide bar; 2-a bottle conveying mechanism; 3-a cover conveying mechanism; 31-cover conveyer belt; 32-a cover positioning table; 33-a hanging cover assembly; 331-a substrate; 3311-feed channel; 3312—sliding ramp; 3313—a limiting groove; 332-left movable arm; 333-right movable arm; 334-hold-down; 335-a limiting piece; 336-pulley; 34-a drive motor; 35-guiding and positioning strips; 4-a material moving mechanism; 41-a moving assembly; 411-move the seat left and right; 412-lifting seat; 413-left and right drivers; 414-lifting drive; 415-a second guide bar; 42-a material sucking seat; 421-connecting rod; 4211-negative pressure channels; 4212-thread segments; 422-suction cup; 423-mounting bolts; 4231-vent holes; 424-supporting the clamp spring; 425-springs; 5-a bottle clamping mechanism; 51-a left clamping seat; 511-left crimp notch; 52-right clamping seat; 521-right clamping notch; 53-left positioning piece; 531-left positioning notch; 54-right positioning piece; 541-right positioning notch; 55-left driver; 56-right driver; 57-a third guide bar; 58-fourth guide bar; 6, a bottle body; 7-cover body.

Detailed Description

For a clearer understanding of technical features, objects and effects of the present utility model, a detailed description of embodiments of the present utility model will be made with reference to the accompanying drawings.

Fig. 1 to 9 show a multi-head cap placing machine according to an embodiment, which comprises an organism 1, a bottle body conveying mechanism 2, a cap body conveying mechanism 3 and a material moving mechanism 4; the longitudinal direction of the machine body 1 is referred to as the front-rear direction, the direction perpendicular to the front-rear direction on the horizontal plane is referred to as the left-right direction, and the direction perpendicular to the horizontal plane is referred to as the up-down direction; the bottle conveying mechanism 2 and the cover conveying mechanism 3 are arranged on the machine body 1 side by side left and right, the bottle conveying mechanism 2 is a conveying belt, the bottle conveying mechanism 2 is used for conveying the bottle 6 in a stepping mode along the front-back direction, and the cover conveying mechanism 3 is used for conveying the cover 7 in a stepping mode along the front-back direction; the material moving mechanism 4 comprises a moving component 41 and a plurality of material sucking seats 42, the moving component 41 is arranged on the machine body 1 in a manner of moving up and down and moving left and right, and the moving component 41 is positioned above the bottle conveying mechanism 2 and the cover conveying mechanism 3; the material sucking seats 42 are sequentially arranged on the moving assembly 41 along the front-back direction, the material sucking ends which are downwards arranged are arranged on the material sucking seats 42, and the material sucking ends of the material sucking seats 42 can be driven by the moving assembly 41 to suck and transfer the cover body 7 on the cover body conveying mechanism 3 onto the bottle mouth of the bottle body 6 on the bottle body conveying mechanism 2.

The working principle of the utility model is as follows:

A plurality of material sucking seats 42 of the material moving mechanism 4 are distributed along the front-back direction to form a working space; each step-by-step conveying action of the bottle conveying mechanism 2 and the cover conveying mechanism 3: the bottle bodies 6 and 7 to be placed, the quantity of which is matched with that of the material sucking seats 42, can enter the working space, and the bottle bodies 6 combined with the cover bodies 7 leave the working space; a material sucking seat 42 in the working space corresponds to a bottle body 6 and a cover body 7. The working steps are as follows: 1) The bottle body conveying mechanism 2 and the cover body conveying mechanism 3 convey the bottle bodies 6 and the cover bodies 7 in a stepping mode, and the bottle bodies and the cover bodies are input into the working space and are arranged corresponding to the material sucking seats 42; 2) The material sucking seat 42 moves to the upper part of the cover body conveying mechanism 3 by moving left and right, then the material sucking seat 42 moves downwards to enable the material sucking end of the material sucking seat 42 to be attached to and sucked by the cover body 7 on the cover body conveying mechanism 3, and the material sucking seat 42 moves upwards to be far away from the cover body conveying mechanism 3; 3) The cover conveying mechanism 3 conveys the next batch of covers 7 into the working space in a stepping manner; 4) The material sucking seat 42 moves to the upper part of the bottle body conveying mechanism 2 by moving left and right, so that the cover body 7 on the material sucking seat 42 is opposite to the bottle mouth of the bottle body 6, the material sucking seat 42 moves downwards, so that the cover body 7 is covered on the bottle mouth of the bottle body 6, at the moment, the material sucking end of the material sucking seat 42 releases the suction of the cover body 7, and the material sucking seat 42 moves upwards to be far away from the bottle body conveying mechanism 2; 5) The bottle conveying mechanism 2 conveys the bottles 6 combined with the cover bodies 7 in a stepping manner, so that the bottles 6 leave the working space, and the next batch of the bottles 6 to be covered are input into the working space; and (3) circulating the actions of the steps 2) to 5) to realize connection work for mass production. By the design, the degree of automation of the combined work of the bottle body 6 and the cover body 7 is high, manual intervention is not needed, the labor intensity of workers is low, and the production efficiency is high.

As shown in fig. 1, 2, 3 and 5, the cover conveying mechanism 3 comprises a cover 7 conveying belt 31, a hanging cover assembly 33, a driving wheel, a driven wheel and a driving motor 34; the driving wheel and the driven wheel are rotatably arranged on the machine body 1, the driving wheel and the driven wheel are sequentially arranged along the front-back direction, and the rotation directions of the driving wheel and the driven wheel are arranged along the left-right direction; the cover body 7 conveyer belt 31 is wound on the driving wheel and the driven wheel, the conveying direction of the cover body 7 conveyer belt 31 is along the forward and backward direction, wherein the upper side part of the cover body 7 conveyer belt 31 is conveyed along the forward and backward direction, a plurality of cover body 7 positioning tables 32 are sequentially arranged on the cover body 7 conveyer belt 31 along the travelling path, and the cover body 7 positioning tables 32 are of a columnar structure; the hanging cover assembly 33 is arranged right above the cover 7 conveying belt 31 and close to the front side of the cover 7 conveying belt 31, the hanging cover assembly 33 is connected with an external cover 7 conveying line, and the hanging cover assembly 33 is used for hanging and sleeving the cover 7 on the cover 7 positioning table 32 of the cover 7 conveying belt 31. Through being provided with lid 7 positioning table 32, can make lid 7 fix a position for lid 7 conveyer belt 31 for the lid 7 of each batch is carried to fixed in the position in the workspace, is favorable to inhaling the counterpoint precision between material seat 42 and the lid 7 higher.

As shown in fig. 7 to 9, the hanging cover assembly 33 includes a base 331, a left movable arm 332, a right movable arm 333, and a pressing member 334; the base 331 is formed with a material conveying channel 3311 communicating the front side and the rear side thereof, the bottom surface of the material conveying channel 3311 is a sliding inclined plane 3312 gradually inclined downwards from front to back, and the front channel port of the material conveying channel 3311 is communicated with the transmission line of the outer cover 7; the front ends of the left movable arm 332 and the right movable arm 333 are rotatably arranged on the base 331, the rotation axes of the left movable arm 332 and the right movable arm 333 are perpendicular to the sliding inclined plane 3312 of the material conveying channel 3311, the material conveying channel 3311 is positioned between the left movable arm 332 and the right movable arm 333, the rear ends of the left movable arm 332 and the right movable arm 333 are positioned at the rear side of the rear channel opening of the material conveying channel 3311, and the rear ends of the left movable arm 332 and the right movable arm 333 have the movement trend of approaching each other; The front end of the lower pressing piece 334 is rotatably installed on the base 331, the rotation axis of the lower pressing piece 334 is arranged along the left-right direction, the rear end of the lower pressing piece 334 is positioned above the rear of the rear passage opening of the material conveying passage 3311, and the rear end of the lower pressing piece 334 has a downward rotation movement tendency; a limiting piece 335 is disposed between the lower pressing piece 334 and the base 331, in this embodiment, the limiting piece 335 is mounted on the lower pressing piece 334, a limiting groove 3313 for supporting the limiting piece 335 is formed on the base 331, and the limiting piece 335 is used for limiting the downward rotating movement range of the lower pressing piece 334. When in use, the cover body 7 input from the transmission line of the outer cover body 7 enters the material conveying channel 3311 from the front channel opening of the material conveying channel 3311 and slides along the sliding inclined plane 3312, and part of the cover body 7 slides out of the rear channel opening of the material conveying channel 3311 and is blocked by the rear ends of the left movable arm 332 and the right movable arm 333 in a clamping manner, so that the cover body 7 is gradually arranged on the front channel opening in a downward inclined manner from front to back; In the process that the cover body 7 positioning table 32 driven by the cover body 7 conveying belt 31 passes through the cover hanging assembly 33, the rear side edge of the top surface of the cover body 7 positioning table 32 is propped against the rear side edge of the bottom surface groove of the cover body 7, so that the cover body 7 is dragged by the cover body 7 positioning table 32 to move, and the cover body 7 is sleeved on the cover body 7 positioning table 32 under the action of the pressing piece 334 on the cover body 7; in the process that the cover 7 is dragged by the cover 7 positioning table 32, the rear ends of the left movable arm 332 and the right movable arm 333 are extruded to move away from each other, and after the cover 7 is completely separated from the left movable arm 332 and the right movable arm 333, the rear ends of the left movable arm 332 and the right movable arm 333 move close to each other under the movement trend of the cover 7, so that the next cover 7 is clamped and blocked. in the process of sleeving the cover body 7 on the positioning table 32 of the cover body 7, the downward pressing force applied by the downward pressing piece 334 to the cover body 7 can prevent the cover body 7 from being sprung upwards to influence the normal sleeving; in addition, the hold-down member 334 also serves as a cushion to prevent the cover 7 from being deformed by being pressed by rigid contact between the upper and lower sides thereof. The limiting member 335 can prevent the cover 7 from being pushed down to separate from the left movable arm 332 and the right movable arm 333 due to the excessive movement range of the push-down member 334, which affects the normal operation.

As shown in fig. 7 to 9, a pulley 336 is rotatably mounted to the rear end of each of the left movable arm 332 and the right movable arm 333, and the rotation axis of each pulley 336 is perpendicular to the slide slope 3312. Such a design can avoid the drawn cover 7 from being scratched in the process of pressing the left movable arm 332 and the right movable arm 333.

As shown in fig. 1, 2 and 5, the cover conveying mechanism 3 further includes 2 guiding and positioning strips 35, the 2 guiding and positioning strips 35 are arranged on the machine body 1 side by side right and left and under the hanging cover assembly 33, the length direction of each guiding and positioning strip 35 is set along the front-back direction, and the cover 7 conveying belt 31 is clamped and positioned between the 2 guiding and positioning strips 35. This design ensures that the cover 7 positioning stage 32 contacts the cover 7 in a fixed position, ensuring that the cover 7 fits over the cover 7 positioning stage 32 properly.

As shown in fig. 1 and fig. 2, the machine body 1 is provided with 2 first guide rods 11, the 2 first guide rods 11 are sequentially arranged along the front-back direction, and the length direction of the 2 first guide rods 11 is arranged along the left-right direction; the moving assembly 41 comprises a left-right moving seat 411, a lifting seat 412, a left-right driver 56413 and a lifting driver 414; the left and right moving seat 411 is mounted on the 2 first guide rods 11 of the machine body 1 in a left and right movable manner, 2 guide holes are formed in the left and right moving seat 411, the 2 guide holes are arranged in the front and rear direction, and the hole axes of the 2 guide holes are arranged in the up and down direction; the lifting seat 412 is provided with 2 second guide rods 415,2, the second guide rods 415 are arranged along the up-down direction, and the 2 second guide rods 415 are correspondingly arranged in the 2 guide holes in a penetrating manner in a one-to-one sliding manner, so that the lifting seat 412 is arranged on the left-right movable seat 411 in a vertically movable manner, and the lifting seat 412 is positioned below the left-right movable seat 411; the left-right driver 56413 is mounted on the machine body 1, and the left-right driver 56413 is used for driving the left-right moving seat 411 to move; the elevation driver 414 is installed on the left and right moving base 411, and the elevation driver 414 is used to drive the elevation base 412 to move. In this embodiment, the left-right driver 56413 and the lifting driver 414 are cylinders, the fixed end of the left-right driver 56413 is rotatably connected with the machine body 1, and the movable end of the left-right driver 56413 is connected with the left-right moving seat 411, so that the left-right moving seat 411 may vibrate up and down during moving, and the structure can avoid damage to the left-right driver 56413 caused by up-down vibration of the left-right moving seat 411.

As shown in fig. 3 and fig. 4, the material moving seat includes a suction cup 422, a connecting rod 421 and a mounting bolt 423, wherein the axis of the connecting rod 421 is arranged along the up-down direction, a negative pressure channel 4211 communicating the upper end and the lower end of the connecting rod 421 is formed in the connecting rod 421, a threaded section 4212 is formed on the inner wall of the negative pressure channel 4211, one end of the threaded section 4212 is communicated with the lower channel port of the negative pressure channel 4211, and the lower end of the connecting rod 421 is located below the moving assembly 41; the sucker 422 is of a conical structure, the top surface of the sucker 422 is fixedly connected with the lower end of the connecting rod 421 through a mounting bolt 423, a central hole which is communicated with the top surface and the bottom surface of the sucker 422 is formed in the sucker 422, and the central hole is communicated with a lower channel port of a negative pressure channel 4211 of the connecting rod 421; the mounting bolt 423 is provided with a vent hole 4231 communicated with two ends of the mounting bolt 423, one end of the mounting bolt 423 passes through the negative pressure hole from the lower part of the sucker 422 to be fixedly connected with a thread section 4212 of a negative pressure channel 4211 of the connecting rod 421 in a threaded manner, and the vent hole 4231 is communicated with the negative pressure channel 4211; the material transferring mechanism 4 further comprises a negative pressure device (the negative pressure device is not shown in the drawing), and the negative pressure end of the negative pressure device is communicated with the upper channel port of the negative pressure channel 4211 of each material sucking seat 42. The lifting seat 412 is formed with a plurality of mounting holes communicating the top surface and the bottom surface thereof; the material sucking seat 42 further comprises a spring 425 and a bearing snap spring 424, a mounting ring groove for mounting the bearing snap spring 424 is formed on the circumferential surface of the connecting rod 421, and the mounting ring groove is arranged close to the upper end of the connecting rod 421; the material sucking seat 42 corresponds to a mounting hole, the connecting rod 421 of the material sucking seat 42 is vertically movably inserted in the mounting hole, the mounting ring groove of the connecting rod 421 is higher than the upper orifice of the mounting hole, the bearing clamp spring 424 is mounted on the mounting ring groove and is placed and supported on the top surface of the lifting seat 412, and the spring 425 is compressively arranged between the lower end of the connecting rod 421 and the top surface of the lifting seat 412, so that the connecting rod 421 has a downward movement trend. Through setting up spring 425 and bearing jump ring 424 for inhale material seat 42 and can follow the upper and lower direction and slide, bearing jump ring 424 plays bearing and spacing effect, inhale material seat 42 and when the downward movement absorbs lid 7 or put lid 7 lid on the bottleneck of bottle 6, this kind of design can avoid inhaling material seat 42 by the elevating platform drive because of the too big and make lid 7 extrusion deformation of descending range.

As shown in fig. 5 and 6, the present embodiment further includes a bottle clamping mechanism 5, where the bottle clamping mechanism 5 includes a left clamping seat 51, a right clamping seat 52, a left driver 55, a right driver 56, a third guide rod 57, and a fourth guide rod 58; the left clamping seat 51 is arranged on the machine body 1 in a left-right movable manner through a third guide rod 57, the right clamping seat 52 is arranged on the machine body 1 in a left-right movable manner through a fourth guide rod 58, and the left clamping seat 51 and the right clamping seat 52 are arranged above the conveying surface of the bottle conveying mechanism 2 in a left-right side-by-side manner; the left driver 55 and the right driver 56 are installed on the machine body 1, the left driver 55 is used for driving the left clamping seat 51 to move left and right, and the right driver 56 is used for driving the right clamping seat 52 to move left and right, so that the left clamping seat 51 and the right clamping seat 52 can be matched for clamping and positioning the bottle 6 on the bottle conveying mechanism 2. In this embodiment, the left clamping seat 51 and the right clamping seat 52 clamp and position the bottle body 6 to be covered in the working space, and the above design can ensure that the bottle body 6 is pressed to a fixed position to be clamped and positioned, so that the bottle body 6 can be conveniently aligned when being combined with the cover body 7, and further the cover body 7 can be normally covered on the bottle body 6.

As shown in fig. 5 and 6, the bottle clamping mechanism 5 further includes a plurality of left positioning members 53 and a plurality of right positioning members 54; the left positioning pieces 53 are sequentially arranged on the top surface of the left clamping seat 51 along the front-back direction, each left positioning piece 53 is horizontally arranged, and a left positioning notch 531 is formed on the right side edge of each left positioning piece 53; the right positioning members 54 are sequentially arranged on the top surface of the right clamping and pressing seat 52 along the front-back direction, each clamping and pressing plate is horizontally arranged, and a right positioning notch 541 is formed on the left side edge of each right positioning member 54; a left positioning member 53 is disposed corresponding to a right positioning member 54, and an upper clamping space for clamping the upper portion of the bottle body 6 is formed between a left positioning notch 531 of the left positioning member 53 and a right positioning notch 541 of the right positioning member 54, and the left positioning member 53 driven by the left clamping seat 51 and the right positioning member 54 driven by the right clamping seat 52 can move toward each other or away from each other. In this embodiment, a plurality of left clamping notches 511 are formed at the bottom of the right side surface of the left clamping seat 51, and the plurality of left clamping notches 511 are arranged along the front-rear direction; a plurality of right clamping notches 521 are formed at the bottom of the left side surface of the right clamping seat 52, and the right clamping notches 521 are arranged along the front-rear direction; a left pressing recess 511 is provided corresponding to a right pressing recess 521, and a lower pressing space for pressing the lower portion of the bottle body 6 is formed between the left pressing recess 511 and the right pressing recess 521. By the design, the bottle body 6 is extruded and positioned to a more accurate position by the bottle clamping mechanism 5, and the reliability of the embodiment is improved.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications, combinations and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the scope of the claims of the present utility model.

Claims (10)

1. A multi-head cap placing machine which is characterized in that: comprises an organism, a bottle conveying mechanism, a cover conveying mechanism and a material moving mechanism; the longitudinal direction of the machine body is called a front-back direction, the direction perpendicular to the front-back direction on a horizontal plane is called a left-right direction, and the direction perpendicular to the horizontal plane is called an up-down direction; the bottle conveying mechanism and the cover conveying mechanism are arranged on the machine body side by side left and right, the bottle conveying mechanism is used for conveying the bottle in a stepping mode along the front-back direction, and the cover conveying mechanism is used for conveying the cover in a stepping mode along the front-back direction; the material moving mechanism comprises a moving assembly and a plurality of material sucking seats, the moving assembly can move up and down and move left and right and is arranged on the machine body, and the moving assembly is positioned above the bottle conveying mechanism and the cover conveying mechanism; the material sucking seats are sequentially arranged on the moving assembly along the front-back direction, the material sucking ends which are downwards arranged are arranged on the material sucking seats, and the material sucking ends of the material sucking seats can be driven by the moving assembly to suck and transfer the cover body on the cover body conveying mechanism onto the bottle mouth of the bottle body on the bottle body conveying mechanism.

2. A multi-head capping machine as claimed in claim 1 wherein: the cover conveying mechanism comprises a cover conveying belt and a cover hanging assembly; the conveying direction of the cover body conveying belt is along the forward-backward direction, a plurality of cover body positioning tables are sequentially arranged on the cover body conveying belt along the travelling path of the cover body conveying belt, and the cover body positioning tables are of columnar structures; the hanging cover assembly is arranged right above the cover body conveying belt and is close to the front side of the cover body conveying belt, the hanging cover assembly is connected with an external cover body conveying line, and the hanging cover assembly is used for hanging and sleeving the cover body on a cover body positioning table of the cover body conveying belt.

3. A multi-head capping machine as claimed in claim 2 wherein: the hanging cover assembly comprises a base body, a left movable arm, a right movable arm and a pressing piece; the base body is provided with a material conveying channel communicated with the front side and the rear side, the bottom surface of the material conveying channel is a sliding inclined surface which is gradually and downwards inclined from front to back, and the front channel port of the material conveying channel is communicated with an external cover body transmission line; the front ends of the left movable arm and the right movable arm are rotatably arranged on the base body, the rotation axes of the left movable arm and the right movable arm are perpendicular to the sliding inclined plane of the material conveying channel, the material conveying channel is arranged between the left movable arm and the right movable arm, the rear ends of the left movable arm and the right movable arm are arranged at the rear side of the rear channel opening of the material conveying channel, and the rear ends of the left movable arm and the right movable arm have a movement trend of approaching each other; the front end of the lower pressing piece is rotatably arranged on the base body, the rotation axis of the lower pressing piece is arranged along the left-right direction, the rear end of the lower pressing piece is positioned above the rear of the rear channel opening of the material conveying channel, and the rear end of the lower pressing piece has a downward rotation movement trend; a limiting piece is arranged between the lower pressing piece and the base body and is used for limiting the downward rotating moving range of the lower pressing piece.

4. A multi-head capping machine as claimed in claim 3 wherein: the rear ends of the left movable arm and the right movable arm are rotatably provided with a pulley, and the rotation axis of each pulley is perpendicular to the sliding inclined plane.

5. A multi-head capping machine as claimed in claim 2 or 3 or 4 wherein: the cover conveying mechanism further comprises 2 guide positioning strips, the 2 guide positioning strips are arranged on the machine body side by side left and right and are positioned under the hanging cover assembly, the length direction of each guide positioning strip is arranged along the front-back direction, and the cover conveying belt is clamped and positioned between the 2 guide positioning strips.

6. A multi-head capping machine as claimed in claim 1 wherein: the suction seat comprises a suction disc and a connecting rod, the axis of the connecting rod is arranged along the up-down direction, a negative pressure channel which is communicated with the upper end and the lower end of the connecting rod is formed in the connecting rod, and the lower end of the connecting rod is positioned below the moving assembly; the sucker is of a conical structure, the top surface of the sucker is fixedly connected with the lower end of the connecting rod, a central hole which is communicated with the top surface and the bottom surface of the sucker is formed in the sucker, and the central hole is communicated with a lower channel port of a negative pressure channel of the connecting rod; the material moving mechanism further comprises a negative pressure device, and the negative pressure end of the negative pressure device is communicated with the upper channel port of the negative pressure channel of each material absorbing seat.

7. A multi-head capping machine as claimed in claim 6 wherein: the moving assembly comprises a left-right moving seat, a lifting seat, a left-right driver and a lifting driver; the left-right moving seat can be arranged on the machine body in a left-right moving way, the lifting seat can be arranged on the left-right moving seat in a up-down moving way, and the lifting seat is positioned below the left-right moving seat; the left and right drivers are arranged on the machine body and are used for driving the left and right moving seats to move; the lifting driver is arranged on the left-right moving seat and is used for driving the lifting seat to move.

8. A multi-head capping machine as claimed in claim 7 wherein: a plurality of mounting holes communicated with the top surface and the bottom surface of the lifting seat are formed on the lifting seat; the material sucking seat further comprises a spring and a bearing clamp spring, a mounting ring groove for mounting the bearing clamp spring is formed in the circumferential surface of the connecting rod, and the mounting ring groove is arranged close to the upper end of the connecting rod; the material sucking seat corresponds to the mounting hole, the connecting rod of the material sucking seat can be vertically movably arranged in the mounting hole in a penetrating mode, the mounting ring groove of the connecting rod is higher than the upper orifice of the mounting hole, the bearing clamp spring is arranged on the mounting ring groove and placed on the top surface of the lifting seat in a bearing mode, and the spring is compressively arranged between the lower end of the connecting rod and the top surface of the lifting seat, so that the connecting rod has a downward moving motion trend.

9. A multi-head capping machine as claimed in claim 1 wherein: the bottle clamping mechanism comprises a left clamping seat, a right clamping seat, a left driver and a right driver; the left clamping seat and the right clamping seat are arranged above the conveying surface of the bottle conveying mechanism in a left-right side-by-side manner; the left driver and the right driver are arranged on the machine body, the left driver is used for driving the left clamping seat to move left and right, and the right driver is used for driving the right clamping seat to move left and right, so that the left clamping seat and the right clamping seat can be matched for clamping and positioning the bottle body on the bottle body conveying mechanism.

10. A multi-head capping machine as claimed in claim 9 wherein: the bottle clamping mechanism further comprises a plurality of left positioning pieces and a plurality of right positioning pieces; the left locating pieces are sequentially arranged on the left clamping and pressing seat along the front-back direction, each left locating piece is horizontally arranged, and a left locating notch is formed on the right side edge of each left locating piece; the right locating pieces are sequentially arranged on the right clamping and pressing seat along the front-back direction, each clamping and pressing plate is horizontally arranged, and a right locating notch is formed on the left side edge of each right locating piece; the left locating piece and the right locating piece are correspondingly arranged, a clamping space for clamping the bottle body is formed between the left locating notch of the left locating piece and the right locating notch of the right locating piece, and the left locating piece driven by the left clamping seat and the right locating piece driven by the right clamping seat can move close to each other or away from each other.