CN217073710U

CN217073710U - Gravure press horizontal registration adjusting device

Info

Publication number: CN217073710U
Application number: CN202220558326.6U
Authority: CN
Inventors: 王鹏仁; 姜卫勇; 王超; 汪勇
Original assignee: Nanjing Sanlong Packaging Co ltd
Current assignee: Nanjing Sanlong Packaging Co ltd
Priority date: 2022-03-15
Filing date: 2022-03-15
Publication date: 2022-07-29
Anticipated expiration: 2032-03-15

Abstract

The utility model discloses a gravure press horizontal register adjusting device, including the axostylus axostyle of symmetrical both sides of placing in china ink car printing plate, along with the coaxial direction of axostylus axostyle, be connected with first adjustment mechanism and second regulation structure respectively on two axostylus axostyles, axial force that first adjustment mechanism exerts and acts on the china ink car printing plate along the axis direction, the second adjustment mechanism has the follow-up pressure head that stretches out and draws back along with the axial force change that first adjustment mechanism exerted; a jacking pressure head for avoiding rotational friction is arranged between the driving end of the first adjusting mechanism and the end part of the shaft rod; the utility model discloses a rotate the tight pressure head in top of being connected with first adjustment mechanism drive end, exert the effort through the tight pressure head in top, can avoid the direct and axostylus axostyle contact of lead screw tip simultaneously, produce wearing and tearing, when guaranteeing to adjust the precision, improve equipment's life.

Description

Horizontal register adjusting device of gravure press

Technical Field

The utility model relates to a cigarette mark printing technology field, concretely relates to gravure press horizontal registration adjusting device.

Background

In the cigarette pack printing process, the position of the ink vehicle printing plate needs to be adjusted, the alignment precision is guaranteed, the printing quality is guaranteed, in the existing gravure equipment, the ink vehicle printing plate is mainly pushed by the lead screw, the adjustment of the transverse position of the ink vehicle printing plate is realized by means of accurate control of the feed amount of the lead screw, but the effective fixation of the ink vehicle printing plate needs to be kept, an air cylinder with constant air source pressure is arranged at the other end of the lead screw for clamping, the acting force of the lead screw and the ink vehicle printing plate is large when the adjustment is caused, meanwhile, the end of the lead screw and the shaft rod of the ink vehicle printing plate are in hard contact, the plane abrasion of the screw is easy to dent, the rotary resistance is increased after the contact surface value is increased, and the lead screw cannot be driven to rotate by the stepping motor, so that the blocking is caused.

SUMMERY OF THE UTILITY MODEL

The technical purpose is as follows: adopt the lead screw to carry out horizontal register to adjust to current gravure press, easy wearing and tearing, the not enough that rotary resistance is big, the utility model discloses a on the basis of keeping register adjustment accuracy, can reduce the horizontal register adjusting device of gravure press of lead screw tip turning resistance.

The technical scheme is as follows: in order to achieve the technical purpose, the utility model adopts the following technical scheme:

the utility model provides a horizontal register adjusting device of gravure press, includes the axostylus axostyle of symmetrical arrangement china ink car printing plate both sides, along with axostylus axostyle coaxial direction, be connected with first adjustment mechanism and second regulation structure on two axostylus axostyles respectively, the axial force that acts on the china ink car printing plate is applyed along the axis direction to first adjustment mechanism, second adjustment mechanism has and carries out the follow-up pressure head that stretches out and draws back along with the axial force change that first adjustment mechanism was applyed.

Preferably, the utility model discloses a first adjustment mechanism adopts the lead screw transmission principle, is equipped with the tight pressure head in top that is used for avoiding the running friction between the tip of the drive end of first adjustment mechanism and axostylus axostyle, rotates between the tight pressure head in top and the drive end of first adjustment mechanism to be connected, and when first adjustment mechanism rotated and adjusted, the tight pressure head in top kept static relatively with looks butt's axostylus axostyle.

Preferably, the first adjusting mechanism of the present invention comprises a transmission screw rod and a connector, the transmission screw rod is axially divided into a screw thread section and a connecting section, the end of the screw thread section is connected with the power component, the screw thread section is sleeved with the transmission sleeve, the position of the transmission sleeve is kept fixed, and when the power component drives the screw thread section of the transmission screw rod to rotate in the transmission sleeve, the transmission screw rod is axially fed; the connecting section penetrates into the connector, the connector is provided with a connecting hole matched with the connecting section, the connecting section is connected with the connecting hole in a key matching mode, the connector and the transmission screw rod synchronously rotate during adjustment, the other end of the connector is connected with a detachable T-shaped screw in a screwed mode, and the nut of the T-shaped screw is rotatably connected with the jacking pressure head.

Preferably, the utility model discloses a tight pressure head in top is including compressing tightly the plane and with compressing tightly plane looks vertically connecting axle, is connected through the ball bearing cooperation between the axle body of connecting axle and the connector, is equipped with corresponding bearing mounting groove at the tip of T type screw.

Preferably, the utility model discloses a compress tightly the plane and be equipped with planar bearing in the one side that is close to ball bearing, planar bearing cup joints on the connecting axle and lies in between the terminal surface that compresses tightly plane and ball bearing, through the distance between planar bearing restriction connecting axle tip and the bearing mounting groove tank bottom, makes the tank bottom of connecting axle tip and bearing mounting groove keep the interval.

Preferably, the utility model discloses a second adjustment mechanism adopts the cylinder, and the air supply pressure of cylinder is invariable to be maintained at the setting value.

Has the advantages that: the utility model provides a horizontal register adjusting device of gravure press has following beneficial effect:

1. the utility model discloses a be equipped with the tight pressure head in top between first adjustment mechanism tip and the axostylus axostyle that corresponds to rotate between the tight pressure head in top and the first adjustment mechanism and be connected, exert the effort through the tight pressure head in top, can avoid the direct and axostylus axostyle contact of lead screw tip simultaneously, produce wearing and tearing, when guaranteeing to adjust the precision, improve equipment's life.

2. The utility model discloses a first adjustment mechanism passes through T type screw and is connected with the tight pressure head in top, split type design, and convenient to detach and change reduce the maintenance degree of difficulty and cost of maintenance.

3. The utility model discloses through the ball bearing cooperation between the connecting axle of the tight pressure head in top and the nut of T type screw, ball bearing outer right and T type screw rotate in step, and the inner circle keeps relative static with the connecting axle, and frictional resistance when reducing the lead screw and rotating reduces power component's load.

4. The utility model discloses the top is equipped with flat bearing between pressing tightly the plane of pressure head and the ball bearing, through the distance between flat bearing restriction connecting shaft tip and the bearing mounting groove tank bottom, avoids the two contact to produce extra resistance.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an exploded view of the first adjustment mechanism of the present invention;

the printing machine comprises an ink vehicle printing plate 1, a shaft rod 2, a pressing head 3, a transmission screw rod 4, a connector 5, a transmission sleeve 6, a connecting hole 7, a ball bearing 8, a bearing mounting groove 9, a plane bearing 10, a T-shaped screw 11, a cylinder 12, a pressing plane 301, a connecting shaft 302, a thread section 401 and a connecting section 402.

Detailed Description

The present invention will be more clearly and completely described below by way of a preferred embodiment in conjunction with the accompanying drawings, which are not intended to limit the scope of the invention as described herein.

As shown in fig. 1 and 2, the utility model discloses a horizontal register adjusting device of gravure press, including the axostylus axostyle 2 of symmetrical arrangement ink car printing plate 1 both sides, along with 2 coaxial directions of axostylus axostyle, be connected with first adjustment mechanism and second regulation structure on two axostylus axostyles respectively, the axial force that acts on ink car printing plate 1 is applyed along the axis direction to first adjustment mechanism, second adjustment mechanism has the follow-up pressure head that stretches out and draws back along with the axial force change that first adjustment mechanism applyed, and second adjustment mechanism adopts cylinder 12, and the air supply pressure of cylinder 12 is invariable to be maintained at the setting value.

The first adjusting mechanism adopts a screw rod transmission principle, a jacking pressing head 3 for avoiding rotational friction is arranged between the driving end of the first adjusting mechanism and the end part of the shaft rod, the jacking pressing head 3 is rotationally connected with the driving end of the first adjusting mechanism, and when the first adjusting mechanism rotates for adjustment, the jacking pressing head 3 and the shaft rod 2 which is abutted against the jacking pressing head keep relatively static.

Compare in the direct and axostylus axostyle tight mode in original lead screw tip, the utility model discloses use the tight pressure head in top to carry on excessively, avoid the lead screw to rotate the frictional force between the axostylus axostyle of its tip and butt when adjusting, at first can avoid equipment friction damage, secondly reduced the regulation load.

In a specific embodiment, the first adjusting mechanism of the present invention includes a transmission screw 4 and a connector 5, the transmission screw 4 is axially divided into a thread section 401 and a connecting section 402, the end of the thread section 401 is connected to a power component, a transmission sleeve 6 is sleeved on the thread section 401, the position of the transmission sleeve 6 is kept fixed, and when the power component drives the thread section 401 of the transmission screw 4 to rotate in the transmission sleeve 6, the transmission screw 4 is axially fed; the connecting section 402 penetrates into the connecting head 5, the connecting head 5 is provided with a connecting hole 7 matched with the connecting section 402, the connecting section 402 is connected with the connecting hole 7 in a key matching mode, the connecting head 5 and the transmission screw rod 4 synchronously rotate during adjustment, the other end of the connecting head 5 is in threaded connection with a detachable T-shaped screw 11, and a screw cap of the T-shaped screw 11 is rotatably connected with the jacking pressure head 3.

Adopt detachable split type structure, the replacement of carrying out spare part that can be convenient, improve the commonality between the equipment part, reduce and maintain cost of maintenance, for the precision of guaranteeing to feed the regulation, power part can adopt step motor, converts the signal of telecommunication into step motor's turned angle, realizes 4 pivoted accurate control to transmission lead screw, and then guarantees the precision of horizontal register regulation.

In a specific embodiment, the tightening press head 3 of the present invention includes a pressing plane 201 and a connecting shaft 302 perpendicular to the pressing plane 301, the shaft body of the connecting shaft 302 is connected with the connecting head 5 by a ball bearing 8, and a corresponding bearing mounting groove 9 is provided at the end of the T-shaped screw 11; the outer lane of ball bearing 8 and the lateral wall butt of bearing installation groove 9, the inner circle cup joints on the connecting axle, when carrying out the horizontal register adjustment of china ink car printing plate, ball bearing 8's outer lane and T type screw 11 synchronous revolution, the inner circle keeps relative static with the connecting axle to become present rolling friction with the friction between original transmission lead screw and the axostylus axostyle terminal surface, reduce frictional resistance.

Simultaneously, in order to avoid carrying out the tight regulation in-process in top, connecting axle 302 can follow ball bearing 8's inner circle drunkenness under the effect of axial pressure, leads to the tip of connecting axle 302 and the tank bottom contact of bearing mounting groove 9, produces extra turning resistance, the utility model discloses compress tightly plane 301 and be equipped with flat bearing 10 in the one side that is close to ball bearing 8, flat bearing 10 cup joints on connecting axle 302 and is located and compresses tightly between plane 301 and ball bearing 8's the terminal surface, through the distance between flat bearing 10 restriction connecting axle 302 tip and the 9 tank bottoms of bearing mounting groove, makes the tank bottoms of connecting axle 302 tip and bearing mounting groove 9 keep the interval.

When the utility model is used, the ink vehicle printing plate 1 is clamped by two shaft rods 2, and the air pressure is set to 2.5 kilograms under the control of the air cylinder 12. The other side drives a transmission screw rod 4 by a stepping motor, and one end of the shaft lever is propped against to form a power arm to push the ink car to move. When the stepping motor rotates clockwise, the transmission screw rod 4 rotates clockwise, the shaft lever overcomes the force of the air cylinder, the ink car moves to the left side, and overprint adjustment is completed. When the stepping motor rotates anticlockwise, the transmission screw rod 4 rotates anticlockwise, and the ink car moves rightwards under the pressure action of the air cylinder 12, so that the register adjustment is completed. The distance of adjustment depends on the displacement of the pitch of the drive screw due to rotation. In the adjusting process, the jacking pressing head 3 is always kept in jacking with the corresponding shaft lever and does not rotate along with the transmission screw rod 4.

The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims

1. The utility model provides a horizontal register adjusting device of gravure press, its characterized in that, including axostylus axostyle (2) of arranging china ink car printing plate (1) both sides in the symmetry, along with axostylus axostyle (2) coaxial direction, be connected with first adjustment mechanism and second adjustment mechanism on two axostylus axostyles respectively, the axial force that acts on china ink car printing plate (1) is applyed along the axis direction to first adjustment mechanism, second adjustment mechanism has and carries out flexible follow-up pressure head along with the axial force change that first adjustment mechanism applyed.

2. The gravure press lateral registration adjustment device according to claim 1, wherein the first adjustment mechanism uses a lead screw transmission principle, a tightening ram (3) for avoiding rotational friction is provided between the driving end of the first adjustment mechanism and the end of the shaft, the tightening ram (3) is rotatably connected with the driving end of the first adjustment mechanism, and when the first adjustment mechanism is rotated for adjustment, the tightening ram (3) and the abutting shaft (2) are kept relatively stationary.

3. The gravure press lateral registration adjusting device according to claim 2, wherein the first adjusting mechanism includes a transmission screw (4) and a connector (5), the transmission screw (4) is divided into a threaded section (401) and a connecting section (402) along an axial direction, an end of the threaded section (401) is connected with a power unit, a transmission sleeve (6) is sleeved on the threaded section (401), a position of the transmission sleeve (6) is kept fixed, and when the power unit drives the threaded section (401) of the transmission screw (4) to rotate in the transmission sleeve (6), the transmission screw (4) is fed along the axial direction; the connecting section (402) penetrates into the connecting head (5), the connecting head (5) is provided with a connecting hole (7) matched with the connecting section (402), the connecting section (402) is connected with the connecting hole (7) in a key matching mode, the connecting head (5) and the transmission screw rod (4) synchronously rotate during adjustment, the other end of the connecting head (5) is screwed with a detachable T-shaped screw (11), and the nut of the T-shaped screw (11) is rotatably connected with the jacking pressure head (3).

4. The gravure press lateral registration adjustment device according to claim 3, wherein the tightening ram (3) includes a pressing plane (301) and a connecting shaft (302) perpendicular to the pressing plane (301), the shaft body of the connecting shaft (302) is fittingly connected to the connecting head (5) through a ball bearing (8), and a corresponding bearing mounting groove (9) is provided at the end of the T-shaped screw (11).

5. The gravure press lateral registration adjustment apparatus as set forth in claim 4, wherein the pressing plane (301) is provided with a plane bearing (10) at a side close to the ball bearing (8), the plane bearing (10) is fitted over the connection shaft (302) and located between the pressing plane (301) and the end surface of the ball bearing (8), and the distance between the end of the connection shaft (302) and the bottom of the bearing installation groove (9) is limited by the plane bearing (10) to keep the end of the connection shaft (302) spaced apart from the bottom of the bearing installation groove (9).

6. The gravure press lateral registration adjustment apparatus as set forth in claim 1, wherein the second adjustment mechanism employs an air cylinder (12), and the air supply pressure of the air cylinder (12) is constantly maintained at a set value.