CN211644014U - Feeding device of multicolor printing machine - Google Patents

Abstract

The utility model relates to a feeding device of a multicolor printing machine, which comprises a feeding table, wherein a horizontally arranged unreeling shaft is vertically arranged on the feeding table, a base is arranged at the bottom of the feeding table, a lifting component for lifting a printing coil stock is arranged on the base, the lifting component is connected with a pushing component for pushing the printing coil stock, and the feeding table is provided with a limiting component for limiting the lifting height of the printing coil stock; the utility model discloses have the effect that reduces the staff and install the printing coil stock in the physical power that unreels the axle and spend, improve work efficiency.

Description

Feeding device of multicolor printing machine

Technical Field

The utility model belongs to the technical field of the technique of printing machine and specifically relates to a loading attachment of polychrome printing machine is related to.

Background

With the increase of the degree of social commercialization, the types of packages used in industry and commerce are more and more, in order to make the packages attract customers, manufacturers continuously spend thoughts on the packages, and simultaneously produce a large amount of labels to be pasted on the packages; to produce labels, manufacturers typically use multicolor presses for production.

As shown in fig. 1, the existing multicolor printing machine includes a frame 11, a feeding table 1, a printing assembly 12 and a receiving table 13, wherein an unwinding shaft 14 is arranged on the feeding table 1, the unwinding shaft 14 is used for unwinding a printing roll, the printing assembly 12 is mounted on the frame 11, the printing roll arrives at the printing assembly 12 after leaving the feeding table 1, the printing assembly 12 includes an offset printing roller and a plurality of printing plate rollers, the printing assembly 12 prints the printing roll, and finally the printed printing roll is wound on the receiving table 13.

The above prior art solutions have the following drawbacks: unreel the axle and have the certain distance from ground, the staff need be removed the printing coil stock before unreeling and the cover is established and is unreeled the axle on, and the weight of printing coil stock is great for installation printing coil stock is comparatively hard, and the staff is tired easily after long-time work, influences work efficiency.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide a loading attachment of polychrome printing machine, it can reduce the staff and install the printing coil stock in the physical power of unreeling the axle cost, improves work efficiency.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a loading attachment of polychrome printing machine, includes the material loading platform, the material loading platform is installed perpendicularly the axle that unreels that the level set up, the bottom of material loading platform is equipped with the base, the pedestal mounting has the lifting unit who is used for going up and down the printing coil stock, lifting unit is connected with the promotion subassembly that is used for promoting the printing coil stock, the material loading platform is equipped with the spacing subassembly that is used for restricting the printing coil stock and promotes height.

Through the technical scheme, lifting unit can promote the printing coil stock and unreel the same height of axle, thereby reduce the staff and remove the physical power of spending with the printing coil stock, and locate the unreeling axle through promoting the subassembly with the printing coil stock cover, thereby save the trouble that the staff promoted the printing coil stock, save staff's physical power more, spacing subassembly can restrict the promotion height of printing coil stock, thereby make the axis alignment of printing coil stock unreel the axis, the material loading work of being convenient for goes on, and the work efficiency is improved.

Further, the lifting component comprises a first cylinder installed on the base, a lifting plate arranged at the tail end of a piston rod of the first cylinder and used for supporting the printing coiled material, and a telescopic rod connected between the lifting plate and the base.

Through the technical scheme, the initial height of the lifting plate is smaller than the height of the unreeling shaft, so that the carrying distance of workers is reduced, and physical strength is saved; the first cylinder can drive the lifter plate to go up and down on the base for the lifter plate drives the printing coil stock and rises to with unreel the axle same height, thereby realizes the promotion of printing coil stock, and the telescopic link can play the guide effect to the lift process of lifter plate, keeps the accuracy of lifter plate direction of motion.

Further, the pushing assembly comprises a slide rail, a sliding connection and a second cylinder, wherein the slide rail is arranged on the bearing surface of the lifting plate and is arranged along the length direction of the unreeling shaft, the sliding connection is formed between the slide rail and a slide plate used for bearing printing coiled materials, and the second cylinder is arranged on the lifting plate and is used for pushing the slide plate to move along the direction close to or far away from the unreeling shaft.

Through above-mentioned technical scheme, the second cylinder can promote the printing coil stock to be close to and unreel the axle through promoting the slide to realize that the printing coil stock cover is located and unreel on the axle, the slide rail can play the guide effect for the motion of slide.

Furthermore, the limiting assembly comprises a limiting block arranged on the bottom surface of the lifting plate and a limiting rod arranged on the feeding table and extending along the length direction of the unreeling shaft, and the end part of the limiting rod far away from the feeding table is abutted to the limiting block.

Through above-mentioned technical scheme, the stopper can with the gag lever post butt to prevent the lifter plate to continue to promote, the axis of printing coil stock this moment can aim at the axis of unreeling the axle, thereby improves the speed that the axle was located to the printing coil stock cover and unreels the axle.

Further, the material loading platform is equipped with the vertical two regulating plates that are equipped with in side of unreeling the axle, the gag lever post is kept away from the one end of stopper be equipped with sliding connection in regulating block between the regulating plate, one of them the adjustment tank has been seted up to the regulating plate, the screw rod is worn to be equipped with by the adjustment tank, the one end threaded connection of screw rod in regulating block, the other end be equipped with the lock collar of regulating plate butt.

Through the technical scheme, the limiting rod can be adjusted at the position of the feeding table, so that the limiting block is abutted to the limiting rod at different heights to adapt to printing coil materials with different coil material thicknesses.

Further, put the spool and keep away from the locked groove has been seted up to the one end lateral wall of material loading platform, put the terminal surface of spool seted up with the control flume of locked groove intercommunication, wear to establish and the locking strip of sliding connection with the terminal surface butt of printing coil stock in the locked groove, the locking strip is connected with and stretches out the control strip of control flume, the control flume is kept away from the inner wall of locking strip with leave the interval between the control strip.

Through above-mentioned technical scheme, the lockstrip stretches out the terminal surface butt of lockgroove and printing coil stock, locks the printing coil stock, can prevent the printing coil stock to leave at unreeling the in-process and unreel the axle, and can control the lockstrip through the control strip and stretch out or get into the lockgroove to adjust the printing coil stock and unreel epaxial locking or unblock state.

Further, the control strip is kept away from the tip of locking strip articulates there is the fixture block, the terminal surface of unreeling the axle is close to the middle part of control groove is equipped with the fixed block, the fixture block is close to the side butt of locking strip in the fixed block.

Through above-mentioned technical scheme, the removal of control strip can be restricted to the fixed block to keep the locking strip to get into the locked groove, make the cover that the printing coil stock can be smooth locate the unreeling axle.

Furthermore, an elastic piece is connected between the inner wall of the control groove, which is far away from the locking bar, and the control bar.

Through above-mentioned technical scheme, the elastic force of elastic component makes the control strip drive the locking strip and stretches out the locked groove to keep the butt of locking strip and printing coil stock terminal surface, keep the printing coil stock at unreeling epaxial stability.

The utility model has the advantages that:

1. the lifting assembly can lift the printing coil stock to the same height as the unreeling shaft so as to replace a worker to lift the printing coil stock, and the pushing assembly is used for sleeving the printing coil stock on the unreeling shaft, so that the trouble of pushing the printing coil stock by the worker is avoided, the physical strength of the worker is further saved, the lifting height of the printing coil stock can be limited by the limiting assembly, the axis of the printing coil stock is aligned to the axis of the unreeling shaft, the feeding work is facilitated, and the working efficiency is improved;

2. the lateral wall of unreeling the axle stretches out and has the locking bar, the locking bar can with the terminal surface butt of printing coil stock to keep the printing coil stock at the epaxial stability of unreeling, and the elastic component can keep stretching out of locking bar, the locking bar is connected with the control strip in addition, can the position of fixed control strip through the cooperation of fixture block and fixed block, makes the locking bar keep at the locked groove, thereby the locking bar can not influence the slip of printing coil stock on unreeling the axle when the printing coil stock is established to the cover.

Drawings

FIG. 1 is a schematic perspective view of a prior art multicolor press;

FIG. 2 is a schematic perspective view of the present embodiment;

fig. 3 is a schematic perspective view of the feeding table of the present embodiment;

FIG. 4 is a schematic perspective view of the unwinding shaft when the locking bar of the present embodiment is extended out of the locking groove;

fig. 5 is a schematic sectional view of the unwinding shaft when the locking bar of the present embodiment enters the locking groove.

In the figure: 1. a feeding table; 11. a frame; 12. a printing assembly; 13. a material receiving platform; 14. unwinding the reel; 15. a shaft sleeve; 16. a winding shaft; 2. a base; 21. mounting grooves; 22. a first cylinder; 23. a lifting plate; 24. a telescopic rod; 25. a sleeve; 26. erecting a rod; 3. a limiting block; 31. a limiting rod; 32. an adjusting plate; 33. an adjustment groove; 34. an adjusting block; 35. a locking ring; 36. an adjusting ring; 4. a slide plate; 41. a slide rail; 42. a second cylinder; 43. positioning blocks; 5. locking the groove; 51. a locking bar; 52. a control slot; 53. a control bar; 54. an elastic member; 55. a clamping block; 56. and (5) fixing blocks.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 2, for the utility model discloses a loading attachment of polychrome printing machine, including material loading platform 1, one side of material loading platform 1 is provided with frame 11, installs printing group 12 in the frame 11, and printing group 12 includes offset printing roller and a plurality of printing plate roller, and one side that material loading platform 1 was kept away from to frame 11 is provided with receipts material platform 13.

The lateral wall of material loading platform 1 is installed perpendicularly and is unreeled axle 14, unreel 14 horizontal settings of axle, the one end that unreels axle 14 is close to material loading platform 1 is fixed with axle sleeve 15, unreel axle 14 can supply the printing coil stock cover to establish, and unreel axle 14 can be used for unreeling the printing coil stock, make the printing stock on the printing coil stock reach printing element 12, and print the printing stock through printing element 12, the printing stock that prints reachs material receiving platform 13, install rolling axle 16 on the material receiving platform 13, rolling axle 16 rolls up the printing stock.

In order to reduce the physical force of workers when the printing coil stock is arranged on the unreeling shaft 14, the feeding table 1 is provided with a lifting assembly, a limiting assembly and a pushing assembly.

As shown in fig. 2 and 3, a base 2 is fixed at the bottom of a feeding table 1, a lifting assembly is installed on the base 2, the lifting assembly comprises a first cylinder 22, a lifting plate 23 and an expansion link 24, the lifting plate 23 is vertically fixed at the tail end of a piston rod of the first cylinder 22, when the piston rod of the first cylinder 22 is in a compressed state, the lifting plate 23 is located at an initial height, the height of the lifting plate 23 is lower than that of the unreeling shaft 14, and a worker only needs to transport a printing coil material onto the lifting plate 23, so that the distance for transporting the printing coil material by the worker is reduced, the physical strength spent by the worker during transportation is reduced, the fatigue degree of the worker is reduced, and the body of the worker is protected at the same time; the bearing surface of the base 2 is provided with a mounting groove 21, the first cylinder 22 is vertically mounted at the bottom of the mounting groove 21, a piston rod of the first cylinder 22 is arranged at one side of the first cylinder 22 far away from the mounting groove 21, and the mounting groove 21 is designed to reduce the height of the first cylinder 22, so that the initial height of the lifting plate 23 is further reduced; the first cylinder 22 is activated to move the lifting plate 23 up or down, so that the printing roll is lifted to the height of the unreeling shaft 14 by the lifting plate 23 during feeding.

The telescopic link 24 is connected perpendicularly between the tank bottom of lifter plate 23 and mounting groove 21, telescopic link 24 includes sleeve pipe 25 and pole setting 26, 26 surfaces of pole setting are located to the sleeve pipe 25 cover, the one end vertical fixation that pole setting 26 was kept away from to sleeve pipe 25 is in the tank bottom of mounting groove 21, the one end vertical fixation that sleeve pipe 25 was kept away from to pole setting 26 is in lifter plate 23, make telescopic link 24 can stretch out and draw back at lifter plate 23 motion in-process, play the guide effect to the motion of lifter plate 23, keep the accuracy and the steady of lifter plate 23 motion.

As shown in fig. 3, the limiting assembly includes a limiting block 3 and a limiting rod 31, the limiting block 3 is fixed on the bottom surface of the lifting plate 23 close to the base 2, and is located on one side of the lifting plate 23 close to the feeding table 1; two adjusting plates 32 are fixed on the side surface of the feeding table 1, which is provided with the unreeling shaft 14, the two adjusting plates 32 are both vertically arranged and are parallel to each other, an adjusting block 34 is connected between the two adjusting plates 32 in a sliding manner, an adjusting groove 33 is formed in one of the adjusting plates 32 along the length direction, a screw rod (not shown in the figure) is arranged in the adjusting groove 33 in a penetrating manner, one end of the screw rod is arranged in a penetrating manner and is connected to the adjusting block 34 in a threaded manner, a locking ring 35 is fixed at one end of the screw rod, which is far away from the adjusting block 34, an adjusting ring 36 is fixed at one end of the; the locking ring 35 and the screw rod can be driven to rotate by rotating the adjusting ring 36, so that the locking ring 35 is close to the adjusting plate 32 and abuts against the adjusting plate 32, the screw rod is fixed, and the position of the adjusting block 34 between the two adjusting plates 32 is fixed; one end of the limiting rod 31 is fixed on the adjusting block 34, the limiting rod 31 is perpendicular to the side surface of the feeding table 1, and the limiting rod 31 extends along the length direction of the unreeling shaft 14.

When the lifting plate 23 is lifted and the axis of the printing coil stock and the axis of the unreeling shaft 14 are positioned at the same height, the top surface of the limiting block 3, which is close to the lifting plate 23, abuts against the end part, which is far away from the feeding table 1, of the limiting rod 31, so that the lifting plate 23 is prevented from being continuously lifted by the limiting rod 31, the axis of the printing coil stock is aligned with the axis of the unreeling shaft 14, the trouble of adjusting the position of the printing coil stock after the printing coil stock is lifted by a worker is reduced, the unreeling shaft 14 is convenient to sleeve the printing coil stock, and the working efficiency is improved; in addition, because the printing coil stock of different specifications its coil stock thickness is different, so need change the vertical distance of lifter plate 23 and unreeling axle 14 to guarantee that the axis of printing coil stock aligns with the axis of unreeling axle 14, change the relative position of regulating block 34 and regulating plate 32 through lock ring 35, can adjust the vertical distance of gag lever post 31 and unreeling axle 14, change the position of lifter plate 23 when gag lever post 31 and stopper 3 butt, thereby the change of the coil stock thickness of adaptation printing coil stock.

As shown in fig. 3, the pushing assembly includes a sliding rail 41, a sliding plate 4 and a second cylinder 42, the sliding rail 41 is provided with two parts and fixed on two sides of the bearing surface of the lifting plate 23, and the sliding rail 41 is arranged along the length direction of the unreeling shaft 14; the sliding plate 4 is used for bearing a printing coil stock, the sliding plate 4 is connected between the two sliding rails 41 in a sliding manner, the sliding plate 4 is abutted against the lifting plate 23, positioning blocks 43 are fixed on two sides of a bearing surface of the sliding plate 4, the length direction of each positioning block 43 is parallel to that of each sliding rail 41, and the two positioning blocks 43 can be matched to position the printing coil stock on the sliding plate 4 so as to keep the stability of the printing coil stock; the opposite side surfaces of the positioning blocks 43 are arc-shaped surfaces which are sunken towards the direction of the sliding plate 4 so as to be matched with the surface of the printing roll material, and the stability of the printing roll material is further improved; the second air cylinder 42 is arranged on one side of the lifting plate 23, which is far away from the unreeling shaft 14, the tail end of a piston rod of the second air cylinder 42 is fixed on one side of the sliding plate 4, which is far away from the unreeling shaft 14, the second air cylinder 42 is started to push the sliding plate 4 to slide towards the unreeling shaft 14, so that the unreeling shaft 14 is sleeved with the printing coiled material, the trouble of pushing the printing coiled material by a worker is eliminated, and the physical strength spent by the worker is further reduced; meanwhile, the sliding rail 41 can guide the sliding plate 4, so that the accuracy of the printing coil stock sleeve on the unreeling shaft 14 is improved.

As shown in fig. 4 and 5, a lock groove 5 is formed in a side wall of one end of the unreeling shaft 14, which is far away from the shaft sleeve 15, the lock groove 5 penetrates in the length direction and is slidably connected with a lock bar 51, when the lock bar 51 extends out of the lock groove 5, the lock bar 51 can abut against an end face, which is far away from the feeding table 1, of the printing roll material, so that the printing roll material is prevented from leaving the unreeling shaft 14, and the stability of the printing roll material during unreeling is maintained; the end face, far away from the shaft sleeve 15, of the unreeling shaft 14 is provided with a control groove 52, the control groove 52 is communicated with and perpendicular to the lock groove 5, a control strip 53 penetrates through the control groove 52 along the length direction, one end of the control strip 53 is perpendicularly fixed with one end of the lock strip 51, the control strip 53 can slide in the control groove 52 along the length direction of the lock strip 51, when the control strip 53 abuts against the inner wall, close to the lock strip 51, of the control groove 52, a distance is reserved between the inner wall, far away from the lock strip 51, of the control groove 52 and the control strip 53, and the distance is larger than the length of the lock strip 51 extending out of the lock groove 5; an elastic member 54, in this embodiment, the elastic member 54 is a spring, and the locking bar 51 is kept extending out of the locking groove 5 by the support of the elastic member 54, and is connected between the inner wall of the control groove 52 away from the locking bar 51 and the control bar 53.

One end of the control bar 53, which is far away from the locking bar 51, extends out of the opening of the control groove 52, so that a worker can conveniently adjust the position of the locking bar 51 through the control bar 53, one end of the control bar 53, which extends out of the opening of the control groove 52, is hinged with a fixture block 55, and the rotating axis of the fixture block 55 is parallel to the sliding direction of the control bar 53 in the control groove 52; a fixing block 56 is fixed on the end surface of the unreeling shaft 14, and the fixing block 56 is positioned on one side of the control groove 52 and close to the middle part of the control groove 52; when the unreeling shaft 14 is required to be sleeved with the printing coil stock, the control bar 53 is pushed towards the direction away from the lock groove 5, the elastic part 54 is compressed, then the fixture block 55 is rotated, the side face of the fixture block 55 close to the lock sleeve is abutted against the fixing block 56, so that the position of the control bar 53 is fixed by the elastic force of the elastic part 54 and the pressure of the abutment of the fixing block 56, the lock bar 51 is driven to enter the lock groove 5 and be fixed, and the situation that the lock bar 51 extends out of the lock groove 5 to influence the sleeving of the printing coil stock on the unreeling shaft 14 is avoided.

The implementation principle of the embodiment is as follows:

the first cylinder 22 is started, the lifting plate 23 is driven to lift until the limiting block 3 abuts against the limiting rod 31, the second cylinder 42 is started again, the sliding plate 4 is pushed to slide forwards, the printing coil stock on the sliding plate 4 is driven to be sleeved on the unwinding shaft 14, then the clamping block 55 is rotated, the clamping block 55 is separated from the fixing block 56, the elastic piece 54 supports the control strip 53 to slide, the locking strip 51 extends out of the locking groove 5, the locking strip 51 abuts against the end face of the printing coil stock, and installation of the printing coil stock on the unwinding shaft 14 is completed.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a loading attachment of polychrome printing machine, includes material loading platform (1), material loading platform (1) is installed perpendicularly and is put spool (14) of horizontal setting, its characterized in that: the bottom of material loading platform (1) is equipped with base (2), base (2) are installed and are used for going up and down the lifting unit of printing coil stock, lifting unit is connected with the promotion subassembly that is used for promoting the printing coil stock, material loading platform (1) is equipped with the spacing subassembly that is used for restricting printing coil stock lifting height.

2. A feeding device of a multicolor printing machine according to claim 1, characterized in that: the lifting assembly comprises a first cylinder (22) installed on the base (2), a lifting plate (23) arranged at the tail end of a piston rod of the first cylinder (22) and used for supporting printing coiled materials, and a telescopic rod (24) connected between the lifting plate (23) and the base (2).

3. A feeding device of a multicolor printing machine according to claim 2, wherein: the pushing assembly comprises a sliding rail (41) arranged on the bearing surface of the lifting plate (23) and along the length direction of the unreeling shaft (14), a sliding plate (4) connected with the sliding rail (41) and used for bearing printing coil materials, and a second cylinder (42) arranged on the lifting plate (23) and used for pushing the sliding plate (4) to move along the direction close to or far away from the unreeling shaft (14).

4. A feeding device of a multicolor printing machine according to claim 2, wherein: the limiting assembly comprises a limiting block (3) arranged on the bottom surface of the lifting plate (23) and a limiting rod (31) arranged on the feeding table (1) and extending along the length direction of the unreeling shaft (14), and the limiting rod (31) is far away from the end portion of the feeding table (1) and abuts against the limiting block (3).

5. The loading device of a multicolor printing machine according to claim 4, wherein: material loading platform (1) is equipped with the vertical two regulating plates (32) that are equipped with in side of unreeling axle (14), gag lever post (31) are kept away from the one end of stopper (3) be equipped with sliding connection in regulating block (34) between regulating plate (32), one of them regulating groove (33) have been seted up in regulating plate (32), the screw rod is worn to be equipped with in regulating groove (33), the one end threaded connection of screw rod in regulating block (34), the other end be equipped with lock washer (35) of regulating plate (32) butt.

6. A feeding device of a multicolor printing machine according to claim 1, characterized in that: unreel axle (14) and keep away from the one end lateral wall of material loading platform (1) has seted up locked groove (5), the terminal surface of unreeling axle (14) seted up with control groove (52) of locked groove (5) intercommunication, wear to establish in locked groove (5) and sliding connection has locking strip (51) with the terminal surface butt of printing coil stock, locking strip (51) are connected with stretches out control strip (53) of control groove (52), control groove (52) are kept away from the inner wall of locking strip (51) with leave the interval between control strip (53).

7. The loading device of a multicolor printing machine according to claim 6, wherein: the end part, far away from locking strip (51), of control strip (53) is articulated with a fixture block (55), the end face of unreeling shaft (14) is close to the middle part of control groove (52) is provided with a fixture block (56), the side face of fixture block (55) is close to locking strip (51) is abutted against the fixture block (56).

8. The loading device of a multicolor printing machine according to claim 6, wherein: an elastic piece (54) is connected between the inner wall of the control groove (52) far away from the locking bar (51) and the control bar (53).

Images