CN213401034U - Automatic shell feeding and cover opening unit - Google Patents

Abstract

The utility model discloses an automatic shell feeding and cover opening unit, which comprises a workbench, wherein a multistage material distribution mechanism and a material storage mechanism are arranged on the workbench, the material storage mechanism comprises a conveying device, a plurality of groups of positioning mechanisms, a plurality of groups of material shifting mechanisms, a swing mechanism and a positioning bracket, the positioning bracket is fixed on the workbench, each group of positioning mechanisms comprises a positioning clamping jaw and a positioning clamping jaw cylinder, the positioning clamping jaw cylinder is fixed on the positioning bracket, the positioning clamping jaw is connected on the positioning clamping jaw cylinder, each group of material shifting mechanism comprises a shifting claw and a shifting claw cylinder, the shifting claw is connected on the shifting claw cylinder, the shifting claw cylinder is connected with the swing mechanism, the shifting claw is positioned above the positioning clamping jaw, the automatic shell feeding and cover opening unit is provided with the multistage material distribution mechanism and the material storage mechanism, 1P circuit breaker is grabbed from the material feeding mechanism through the multistage material distribution mechanism, then divide into 3 1P circuit breakers, then divide into 6 half through the shell of kickoff mechanism 3 1P circuit breakers.

Description

Automatic shell feeding and cover opening unit

Technical Field

The utility model relates to a circuit breaker rigging equipment technical field, more specifically the unit of uncapping of automatic shell material loading that says so.

Background

Nowadays, the circuit breaker has been the indispensable switchgear in the electrical apparatus field, the assembly of circuit breaker does not follow automated production's step all the time, still be in manual assembly's stage now, the technology of uncapping of current circuit breaker is through artifical manual shell pendulum material of tearing open, need artifically divide into 3 1P with the hand with the circuit breaker under the 3P condition, then break into 6 with one's hands into with it and half, intensity of labour is big, the manpower allotment is loaded down with trivial details, low efficiency, in recent years, the cost of labor rises, the recruitment is difficult, therefore, a kind of automation equipment that replaces the manual work is required.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an automatic shell feeding unit of uncapping, this automatic shell feeding unit of uncapping are provided with multistage feed mechanism and storage mechanism, snatch 1 individual 3P circuit breaker from feed mechanism through multistage feed mechanism, then fall into 3 individual 1P circuit breakers, then fall into 6 half through dialling the shell of material mechanism to 3 individual 1P circuit breakers.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides an automatic shell material loading unit of uncapping which characterized in that: the automatic feeding device comprises a workbench, be provided with multistage feed mechanism and storage mechanism on the workbench, storage mechanism includes conveyor, a plurality of groups positioning mechanism, a plurality of groups kickoff constructs, wabbler mechanism and locating support, on the locating support was fixed in the workbench, every group positioning mechanism was including location clamping jaw and location clamping jaw cylinder, and location clamping jaw cylinder was fixed in on the locating support, and the location clamping jaw is connected on location clamping jaw cylinder, and every group kickoff constructs including pusher dog and pusher dog cylinder, the pusher dog is connected on the pusher dog cylinder, the wabbler mechanism is connected to the pusher dog cylinder, the pusher dog is located the top of location clamping jaw.

The swing mechanism comprises a swing cylinder, a synchronizing shaft, a connecting seat and a connecting plate, the connecting seat is fixed on a positioning support, the synchronizing shaft is installed on the connecting seat and is rotatably connected with the connecting seat, the swing cylinder is hinged to the positioning support, the connecting plate is respectively connected with the synchronizing shaft and a piston rod of the swing cylinder, the connecting plate is fixedly connected with the synchronizing shaft, the connecting plate is hinged to the piston rod of the swing cylinder, and the pusher dog cylinders in the plurality of groups of pusher mechanisms are fixedly connected with the synchronizing shaft.

Further conveyor includes conveyer belt, first drive and carriage, on carriage was fixed in the workstation with first drive, the conveyer belt was installed on carriage to the conveyer belt is connected with first drive, the conveyer belt top is provided with a plurality of baffles, a plurality of baffles and carriage fixed connection to a plurality of baffles equidistance distributes, forms transfer passage between two adjacent baffles.

The multistage material distribution mechanism further comprises a material distribution support, a movable support, a left stripping mechanism, a carrying clamping and fixing mechanism and a right stripping mechanism, the material distribution support is fixed on the workbench, the movable support is located above the material distribution support and is in sliding connection with the material distribution support, the left stripping mechanism, the carrying clamping and fixing mechanism and the right stripping mechanism are all arranged on the movable support, the carrying clamping and fixing mechanism is fixedly connected with the movable support, the left stripping mechanism and the right stripping mechanism are respectively arranged on two sides of the carrying clamping and fixing mechanism and are in sliding connection with the movable support, and a synchronizing device is arranged between the left stripping mechanism and the right stripping mechanism.

Further transport centre gripping fixed establishment includes first lift cylinder, first clamping jaw cylinder and first clamping jaw, first lift cylinder with remove movable support fixed connection and vertical arranging, first clamping jaw cylinder is connected with first lift cylinder, first clamping jaw is connected with first clamping jaw cylinder to first clamping jaw is vertical down.

Further left side peeling means includes second lift cylinder, second clamping jaw cylinder and second clamping jaw, second lift cylinder with remove movable support sliding connection and connect synchronizer, the second lift cylinder is vertical to be arranged, second clamping jaw cylinder is connected with second lift cylinder, the second clamping jaw is connected with second clamping jaw cylinder to the second clamping jaw is towards first clamping jaw, right side peeling means is unanimous with left side peeling means structure.

Further the synchronizing device comprises a synchronous belt, the synchronous belt is installed on the movable support, the second lifting cylinder and the third lifting cylinder are fixedly connected with the synchronous belt, and the second lifting cylinder and the third lifting cylinder are respectively fixed on two sections of the synchronous belt, wherein the moving directions of the two sections of the synchronous belt are opposite.

Compared with the prior art, the beneficial effects of the utility model are that: by arranging the multi-stage material distribution mechanism, 1P circuit breaker can be automatically divided into 3 1P circuit breakers, and then the 3P circuit breakers are divided into 6 halves by the material stirring mechanism; a synchronizer is arranged in the multi-stage material distribution mechanism, so that the left stripping mechanism and the right stripping mechanism can move in the same direction or in the opposite direction; through set up a plurality of baffles on the conveyer belt, can form transfer passage between the messenger a plurality of baffles, 3 individual 1P circuit breakers divide into 6 half backs, and every half circuit breaker homoenergetic enough lies in a transfer passage, makes things convenient for loading mechanism to load the circuit breaker.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:

fig. 1 is a first schematic structural diagram of an automatic shell feeding and cover opening unit according to the present invention;

fig. 2 is a schematic structural diagram of an automatic shell feeding and cover opening unit according to the present invention;

FIG. 3 is a first schematic structural diagram of a material storage mechanism;

FIG. 4 is a structural schematic view II of the storing mechanism;

FIG. 5 is a partial enlarged view A of FIG. 3;

FIG. 6 is a partial enlarged view B of FIG. 4;

FIG. 7 is a partial enlarged view C of FIG. 4;

FIG. 8 is a first schematic structural diagram of a multi-stage material distributing mechanism;

FIG. 9 is a second schematic structural view of the multi-stage material distributing mechanism;

fig. 10 is a partial enlarged view D of fig. 8;

fig. 11 is a partial enlarged view E of fig. 8.

Labeled as: 1. a work table; 2. a feeding mechanism; 2001. a material distributing bracket; 2002. moving the support; 2003. a second drive; 2004. a carrying, clamping and fixing mechanism; 2005. a left peeling mechanism; 2006. a right peeling mechanism; 2007. a synchronous belt; 2008. a 3P circuit breaker; 2009. a third drive; 2010. a first lifting cylinder; 2011. a first jaw cylinder; 2012. a first jaw; 2013. a second lifting cylinder; 2014. a second jaw cylinder; 2015. a second jaw; 3. a multi-stage material distributing mechanism; 3001. a delivery stent; 3002. a conveyor belt; 3003. a first drive; 3004. positioning the bracket; 3005. a material poking mechanism; 3006. a positioning mechanism; 3007. a pusher dog cylinder; 3008. a pusher dog; 3009. positioning a clamping jaw cylinder; 3010. positioning the clamping jaw; 3011. a guide plate; 3012. a 1P circuit breaker; 3013. a rocking mechanism; 3014. a connecting seat; 3015. a synchronizing shaft; 3016. a connecting plate; 3017. a swing cylinder; 3018. a partition plate; 3019. a delivery channel; 3020. a material arrival sensor; 4. a material storage mechanism; 5. a loading mechanism; 6. the conveyor system is positioned.

Detailed Description

In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and the positional relationship are indicated based on the orientation or the positional relationship shown in the drawings, and the description is only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or the element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and "a plurality" or "a plurality" in the description of the invention means two or more unless a specific definition is explicitly provided.

An automatic shell feeding and cover opening unit is shown in fig. 1 and 2 and comprises a workbench 1, wherein a feeding mechanism 2, a multi-stage material distribution mechanism 3, a material storage mechanism 4, a loading mechanism 5 and a positioning and conveying system 6 are arranged on the workbench 1; the 3P circuit breakers 2008 are transported to the workbench 1 through the feeding mechanism 2, then one 3P circuit breaker 2008 is divided into three 1P circuit breakers 3012 by the multi-stage material dividing mechanism 3, then the three 1P circuit breakers 3012 are divided into 6 halves by the material storing mechanism 4, and then the circuit breakers divided into 6 halves are loaded to the positioning and conveying system 6 by the loading mechanism 5 and transported to the next unit for processing by the positioning and conveying system 6.

Preferably, as shown in fig. 3 and 4, the material storage mechanism 4 includes a conveying device, a plurality of sets of positioning mechanisms 3006, a plurality of sets of material poking mechanisms 3005, a swinging mechanism 3013, and a positioning support 3004, the positioning support 3004 is fixed on the working table 1, each set of positioning mechanism 3006 includes a positioning clamping jaw 3010 and a positioning clamping jaw cylinder 3009, the positioning clamping jaw cylinder 3009 is fixed on the positioning support 3004, the positioning clamping jaw 3010 is connected to the positioning clamping jaw cylinder 3009, each set of material poking mechanism 3005 includes a poking claw 3008 and a poking claw cylinder 3007, the poking claw 3008 is connected to the poking claw cylinder 3007, the poking claw cylinder 3007 is connected to the swinging mechanism 3013, and the poking claw 3008 is located above the positioning clamping jaw 3010;

after the 1P circuit breaker 3012 is placed on the conveying device, the conveying device drives the positioning mechanism 3006, the positioning clamping jaw cylinder 3009 acts to enable the positioning clamping jaw 3010 to clamp the 1P circuit breaker 3012, the swinging mechanism 3013 works to drive the shifting claw 3008 in the material shifting mechanism 3005 to extend into a cavity of the 1P circuit breaker 3012, the positioning clamping jaw cylinder 3009 acts to enable the positioning clamping jaw 3010 to release the 1P circuit breaker 3012, the shifting claw cylinder 3007 acts to enable the shifting claw 3008 to be opened to divide the 1P circuit breaker 3012 into two halves, and then the 1P circuit breaker 3012 is conveyed to a designated position through the conveying device.

Preferably, as shown in fig. 6 and 7, the swinging mechanism 3013 includes a swinging cylinder 3017, a synchronizing shaft 3015, a connecting seat 3014 and a connecting plate 3016, the connecting seat 3014 is fixed on the positioning support 3004, the synchronizing shaft 3015 is mounted on the connecting seat 3014 and is rotatably connected to the connecting seat 3014, the swinging cylinder 3017 is hinged to the positioning support 3004, the connecting plate 3016 is respectively connected to the synchronizing shaft 3015 and a piston rod of the swinging cylinder 3017, the connecting plate 3016 is fixedly connected to the synchronizing shaft 3015, the connecting plate 3016 is hinged to a piston rod of the swinging cylinder 3017, and the pusher dog cylinders 3007 in the groups of pusher mechanisms 3005 are all fixedly connected to the synchronizing shaft 3015;

when the 1P circuit breaker 3012 is transported to the positioning mechanism 3006 and clamped by the positioning clamping jaw 3010, the swinging cylinder 3017 operates to drive the synchronizing shaft 3015 to rotate through the connecting plate 3016, then the pusher dog cylinder 3007 also rotates to enable the pusher dog 3008 to extend into a cavity of the 1P circuit breaker 3012, then the pusher dog cylinder 3007 operates to enable the pusher dog 3008 to open, and after the 1P circuit breaker 3012 is divided into two halves, the swinging cylinder 3017 operates again to enable the synchronizing shaft 3015 to rotate reversely, and the pusher dog cylinder 3007 returns to the original position to wait for next material shifting.

Preferably, as shown in fig. 3, the conveying device includes a conveying belt 3002, a first driver 3003 and a conveying support 3001, the conveying support 3001 and the first driver 3003 are fixed on the work table 1, the conveying belt 3002 is mounted on the conveying support 3001, the conveying belt 3002 is connected with the first driver 3003, a plurality of partition plates 3018 are disposed above the conveying belt 3002, the plurality of partition plates 3018 are fixedly connected with the conveying support 3001, and the plurality of partition plates 3018 are distributed at equal intervals, and a conveying channel 3019 is formed between two adjacent partition plates 3018; conveyer belt 3002 rotates through first drive 3003, places back on conveyer belt 3002 at the circuit breaker, and the circuit breaker can remove along conveyer belt 3002's direction of delivery, through setting up a plurality of baffles 3018, makes and to form transfer passage 3019 between a plurality of baffles 3018, and 3 individual 1P circuit breakers 3012 are dividing into 6 half back, and every half circuit breaker homoenergetic enough lies in a transfer passage 3019, and convenient loading mechanism 5 loads the circuit breaker.

Preferably, as shown in fig. 4, a material arriving sensor 3020 is arranged on one side of the conveying channel 3019 away from the material ejecting mechanism 3005, and the material arriving sensor 3020 is fixed on the conveying bracket 3001; whether the breaker is transported in place or not is detected by arranging a material pouring sensor at the transportation channel.

Preferably, as shown in fig. 3, a plurality of groups of guide mechanisms are further arranged above the conveyor belt 3002, each group of guide mechanisms includes two guide plates 3011 arranged vertically and in parallel, both the two guide plates 3011 are fixedly connected to the conveyor support 3001, the upper half portions of the two guide plates 3011 in each group of guide mechanisms are bent outwards, and an included angle between the upper half portion and the lower half portion of each guide plate 3011 forms an obtuse angle; by arranging the guide mechanism, after the 1P circuit breaker 3012 is placed on the conveying belt 3002 by the multi-stage material separating mechanism 3, the 1P circuit breaker 3012 can be erected and can quickly enter the positioning mechanism 3006 along the guide mechanism.

Preferably, as shown in fig. 8, the multi-stage material separating mechanism 3 includes a material separating bracket 2001, a second driving mechanism 2003, a third driving mechanism 2009, a moving bracket 2002, a left peeling mechanism 2005, a carrying clamping fixing mechanism 2004 and a right peeling mechanism 2006, the material separating bracket 2001 is fixed on the working table 1, the moving bracket 2002 is positioned above the material separating bracket 2001, the material separating bracket 2001 is provided with a first slide rail, the moving bracket 2002 is mounted on the first slide rail, the moving bracket 2002 is slidably connected with the material separating bracket 2001 through the first slide rail, the second driving mechanism 2003 is fixed with the material separating bracket 2001 and connected with the moving bracket 2002, the left peeling mechanism 2005, the carrying clamping fixing mechanism 2004 and the right peeling mechanism 2006 are all arranged on the moving bracket 2002, the carrying clamping fixing mechanism 2004 is fixedly connected with the moving bracket 2002, the left peeling mechanism 2005 and the right peeling mechanism 2006 are respectively arranged at two sides of the carrying clamping fixing mechanism 2004 and are both slidably connected with the moving bracket 2002, a synchronizer is arranged between the left peeling mechanism 2005 and the right peeling mechanism 2006, and the third drive 2009 is fixed on the movable bracket 2002 and connected with the synchronizer;

after the 3P breaker 2008 is transported to a specified position on the feeding mechanism 2, the second drive 2003 drives the moving support 2002 to move, so that the conveying clamping and fixing mechanism 2004 is located above the 3P breaker 2008 of the feeding mechanism 2, then the conveying clamping and fixing mechanism 2004 works to grab the 3P breaker 2008, then the second drive 2003 drives the moving support 2002 to return to the original position, meanwhile, the third drive 2009 enables the left stripping mechanism 2005 and the right stripping mechanism 2006 to simultaneously move towards the conveying clamping and fixing mechanism 2004 through the synchronizing device, after the left stripping mechanism 2005 and the right stripping mechanism 2006 approach the conveying clamping and fixing mechanism 2004, the left stripping mechanism 2005 and the right stripping mechanism 2006 respectively and simultaneously grab and clamp one 1P breaker 3012 in the 3P breaker 2008, then the third drive 2009 enables the left stripping mechanism 2005 and the right stripping mechanism 2006 to be far away from the conveying clamping and fixing mechanism 2004 through the synchronizing device, the 1P circuit breakers 2008 are divided into 3 1P circuit breakers 3012, and are respectively grasped and clamped by the left peeling mechanism 2005, the right peeling mechanism 2006 and the conveying and clamping fixing mechanism 2004, and finally the left peeling mechanism 2005, the right peeling mechanism 2006 and the conveying and clamping fixing mechanism 2004 simultaneously place the 3 1P circuit breakers 3012 in the guide mechanisms on the conveyor 3002.

Preferably, as shown in fig. 10, the conveying clamping and fixing mechanism 2004 includes a first lifting cylinder 2010, a first clamping jaw cylinder 2011 and a first clamping jaw 2012, wherein the first lifting cylinder 2010 is fixedly connected with the moving bracket 2002 and is vertically arranged, the first clamping jaw cylinder 2011 is connected with an output end of the first lifting cylinder 2010, the first clamping jaw 2012 is connected with an output end of the first clamping jaw cylinder 2011, and the first clamping jaw 2012 faces vertically downwards;

after the 3P circuit breaker 2008 is transported to a designated position on the feeding mechanism 2, the first lifting cylinder 2010 executes a pressing action to lower the first clamping jaw 2012 and the first clamping jaw cylinder 2011 to the 3P circuit breaker 2008, then the first clamping jaw cylinder 2011 acts to grab and clamp the 3P circuit breaker 2008 by the first clamping jaw 2012, and then the first lifting cylinder 2010 performs a lifting action again to clamp the 3P circuit breaker 2008 by the first clamping jaw 2012 and return the 3P circuit breaker 2008 to the original position.

Preferably, as shown in fig. 11, the left peeling mechanism 2005 includes a second lifting cylinder 2013, a second clamping jaw cylinder 2014 and a second clamping jaw 2015, the second lifting cylinder 2013 is slidably connected with the moving bracket 2002 and connected with the synchronizing device, the second lifting cylinder 2013 is vertically arranged, the second clamping jaw cylinder 2014 is connected with the output end of the second lifting cylinder 2013, the second clamping jaw 2015 is connected with the output end of the second clamping jaw cylinder 2014, the second clamping jaw 2015 faces the first clamping jaw 2012, and the right peeling mechanism 2006 is consistent with the left peeling mechanism 2005;

after the transport holding mechanism 2004 has grasped the 3P circuit breaker 2008 and returned to the home position, the third drive 2009 rotates the timing belt 2007, then the left peeling mechanism 2005 and the right peeling mechanism 2006 are simultaneously moved toward the middle, then the second jaw cylinder 2014 is operated to grasp and clamp the 3P circuit breaker 2008 by the second jaw 2015 (the left and right peeling mechanisms 2006 and the transport holding mechanism 2004 respectively clamp one 1P circuit breaker 3012), then the third drive 2009 is operated again to reverse the timing belt 2007, the left peeling mechanism 2005 and the right peeling mechanism 2006 are moved to the both sides and returned to the home position, and one 3P circuit breaker 2008 is divided into three 1P circuit breakers 3012 and held by the left peeling mechanism 2005, the right peeling mechanism 2006 and the transport holding mechanism 2004, respectively.

Preferably, the synchronizing device includes a synchronous belt 2007, a first synchronous wheel and a second synchronous wheel, the first synchronous wheel and the second synchronous wheel are disposed on the movable bracket 2002, the first synchronous wheel and the second synchronous wheel are rotatably connected with the movable bracket 2002, the synchronous belt 2007 is mounted on the first synchronous wheel and the second synchronous wheel, the second lifting cylinder 2013 and the third lifting cylinder are both fixedly connected with the synchronous belt 2007, and the second lifting cylinder 2013 and the third lifting cylinder are respectively fixed on two sections of the synchronous belt 2007 with opposite moving directions;

as shown in fig. 9, the timing belt 2007 is vertically arranged, the left peeling mechanism 2005 is fixed below the timing belt 2007, the right peeling mechanism 2006 is fixed above the timing belt 2007, the third drive 2009 drives the right peeling mechanism 2006 to move toward the conveying clamping fixing mechanism 2004, so that the timing belt 2007 rotates, and the left peeling mechanism 2005 is driven to move toward the conveying clamping fixing mechanism 2004 at the same time, so that the left peeling mechanism 2005 and the right peeling mechanism 2006 can move in opposite directions or opposite directions at the same time.

Preferably, as shown in fig. 1, the loading mechanism 5 includes a three-axis module, a plurality of loading jaws, and a plurality of loading jaw cylinders, the three-axis module is disposed on the workbench 1, the plurality of loading jaw cylinders are disposed on the three-axis module, and each loading jaw cylinder is connected to one loading jaw;

the 1P circuit breaker is divided into two halves by the material shifting mechanism 3005, the circuit breaker is conveyed to one side, away from the material shifting mechanism 3005, of the conveying channel 3019 through the conveying belt 3002, the material pouring sensor receives a signal and then transmits the signal to the loading mechanism 5, the loading mechanism 5 moves through the three-axis module to drive the loading clamping jaw to the circuit breaker on the conveying channel 3019, then the loading clamping jaw cylinder acts to enable the loading clamping jaw to grab the circuit breaker, then the loading clamping jaw is driven to the conveying positioning system through the three-axis module to be placed in the conveying positioning system and conveyed to another unit through the conveying positioning system, after the circuit breaker is placed in the conveying positioning system, loading is finished, and the three-axis module drives the loading clamping jaw to return to the original position to wait for next loading.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (7)

1. The utility model provides an automatic shell material loading unit of uncapping which characterized in that: the automatic feeding device comprises a workbench, be provided with multistage feed mechanism and storage mechanism on the workbench, storage mechanism includes conveyor, a plurality of groups positioning mechanism, a plurality of groups kickoff constructs, wabbler mechanism and locating support, on the locating support was fixed in the workbench, every group positioning mechanism was including location clamping jaw and location clamping jaw cylinder, and location clamping jaw cylinder was fixed in on the locating support, and the location clamping jaw is connected on location clamping jaw cylinder, and every group kickoff constructs including pusher dog and pusher dog cylinder, the pusher dog is connected on the pusher dog cylinder, the wabbler mechanism is connected to the pusher dog cylinder, the pusher dog is located the top of location clamping jaw.

2. An automatic case feed uncovering unit according to claim 1, characterised in that: the swing mechanism comprises a swing cylinder, a synchronizing shaft, a connecting seat and a connecting plate, the connecting seat is fixed on a positioning support, the synchronizing shaft is installed on the connecting seat and is rotatably connected with the connecting seat, the swing cylinder is hinged to the positioning support, the connecting plate is respectively connected with the synchronizing shaft and a piston rod of the swing cylinder, the connecting plate is fixedly connected with the synchronizing shaft, the connecting plate is hinged to the piston rod of the swing cylinder, and pusher dog cylinders in a plurality of groups of material pushing mechanisms are all fixedly connected with the synchronizing shaft.

3. An automatic case feed uncovering unit according to claim 2, characterised in that: conveyor includes conveyer belt, first drive and carriage, on carriage and first drive were fixed in the workstation, the conveyer belt was installed on carriage to the conveyer belt is connected with first drive, the conveyer belt top is provided with a plurality of baffles, a plurality of baffles and carriage fixed connection to a plurality of baffles equidistance distributes, forms transfer passage between two adjacent baffles.

4. An automatic case feed uncovering unit according to claim 1, characterised in that: the multi-stage material distribution mechanism comprises a material distribution support, a movable support, a left stripping mechanism, a carrying clamping and fixing mechanism and a right stripping mechanism, the material distribution support is fixed on a workbench, the movable support is located above the material distribution support and is in sliding connection with the material distribution support, the left stripping mechanism, the carrying clamping and fixing mechanism and the right stripping mechanism are all arranged on the movable support, the carrying clamping and fixing mechanism is fixedly connected with the movable support, the left stripping mechanism and the right stripping mechanism are respectively arranged on two sides of the carrying clamping and fixing mechanism and are in sliding connection with the movable support, and a synchronizing device is arranged between the left stripping mechanism and the right stripping mechanism.

5. An automatic case feed uncovering unit according to claim 4, characterised in that: transport centre gripping fixed establishment includes first lift cylinder, first clamping jaw cylinder and first clamping jaw, first lift cylinder and movable support fixed connection and vertical arranging, first clamping jaw cylinder is connected with first lift cylinder, first clamping jaw is connected with first clamping jaw cylinder to first clamping jaw is vertical down.

6. An automatic case feed uncovering unit according to claim 5, characterised in that: the left stripping mechanism comprises a second lifting cylinder, a second clamping jaw cylinder and a second clamping jaw, the second lifting cylinder is connected with the movable support in a sliding mode and is connected with a synchronizing device, the second lifting cylinder is vertically arranged, the second clamping jaw cylinder is connected with the second lifting cylinder, the second clamping jaw is connected with the second clamping jaw cylinder, the second clamping jaw faces the first clamping jaw, and the right stripping mechanism is consistent with the left stripping mechanism in structure.

7. An automatic case feed uncovering unit according to claim 6, characterised in that: the synchronous device comprises a synchronous belt, the synchronous belt is installed on the movable support, the second lifting cylinder and the third lifting cylinder are fixedly connected with the synchronous belt, and the second lifting cylinder and the third lifting cylinder are respectively fixed on two sections of the synchronous belt, wherein the moving directions of the two sections of the synchronous belt are opposite.

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