CN211222451U

CN211222451U - Adjusting mechanism of letterpress printing machine

Info

Publication number: CN211222451U
Application number: CN201921724100.3U
Authority: CN
Inventors: 林正能
Original assignee: Shenzhen Zhengqi Machinery Co ltd
Current assignee: Shenzhen Zhengqi Machinery Co ltd
Priority date: 2019-10-15
Filing date: 2019-10-15
Publication date: 2020-08-11
Anticipated expiration: 2029-10-15

Abstract

The utility model discloses a relief printing machine's adjustment mechanism, including fixing base, first adjusting part and second adjusting part, swing joint has the sliding plate on the fixing base, and first adjusting part is provided with first transmission piece, and first adjusting part can drive first transmission piece and slide along the length direction of sliding plate, and second adjusting part's part and sliding plate fixed connection, and second adjusting part can drive the sliding plate and slide on the fixing base. Through the setting, can drive first transmission piece through first adjusting part and slide along the length direction of sliding plate, drive the china ink seat and slide to being close to the cylinder that is provided with relief printing plate pattern on the sliding plate, shift printing ink to the pattern of cylinder on, then drive the sliding plate through second adjusting part and slide on the fixing base, the cylinder that drives to be provided with relief printing plate pattern is interactive to being close to another cylinder on the fixing base, thereby adjust the distance between two cylinders, be convenient for adapt to the paper of different thickness.

Description

Adjusting mechanism of letterpress printing machine

Technical Field

The utility model relates to a printing machine technical field, in particular to relief printing machine's adjustment mechanism.

Background

In recent years, commercial packages and adhesive stickers are popularized and applied in various domestic industries, such as adhesive cartoon stickers, anti-counterfeiting labels, lottery scratch cards, packaging labels and the like, and the printing of the adhesive anti-counterfeiting labels puts higher requirements on equipment, printing processes and the like of various factories.

The traditional paper printing is usually realized by printing a printing pattern after passing through the gap between two cylinders, and for the paper with different thicknesses, a printer with different cylinder gaps is needed, if the gap is too small, the paper cannot pass through, and if the gap is too large, the paper is difficult to print the pattern. Therefore, an adjusting mechanism capable of adjusting the gap between the rollers is needed to solve the above problems.

The patent document with the application number of CN201811535729.3 discloses a letterpress printing machine for removing redundant ink by utilizing the matching of a concave plate and a convex plate, which structurally comprises an impression cylinder, a rubber bag, a gear, an inking roller, an ink transfer roller and a printing plate device, wherein the printing plate device is arranged above the impression cylinder, the rubber bag penetrates between the printing plate device and the impression cylinder, the upper part of the printing plate device is in transmission connection with the ink transfer roller through the inking roller, the printing plate device is connected with the gear, the printing plate device consists of a driven wheel, an edging cylinder, an intaglio plate, a transmission belt, a printing plate cylinder, a driving wheel, a letterpress plate and a cleaning device, and the printing plate cylinder.

However, the relief printing press disclosed above, which removes excess ink by using the combination of the relief printing plate and the edge grinding cylinder, is not provided with an adjustment mechanism, and cannot adjust the distance between the edge grinding cylinder and the plate cylinder according to the thickness of paper to be printed.

Disclosure of Invention

In order to solve the above problem, an object of the present invention is to provide an adjusting mechanism for a letterpress printing machine, which can be used for adjusting the distance between two cylinders for printing paper on the letterpress printing machine, so as to adapt to paper with different thicknesses.

In order to achieve the above object, the technical solution of the present invention is as follows.

The utility model provides an adjustment mechanism of relief printing machine, including fixing base, first adjusting part and second adjusting part, swing joint has the sliding plate on the fixing base, first adjusting part is provided with first transmission piece, just first adjusting part can drive first transmission piece and slide along the length direction of sliding plate, second adjusting part's part and sliding plate fixed connection, just second adjusting part can drive the sliding plate and slide on the fixing base. The utility model discloses in, the black ink stand of letterpress printing machine facial make-up can sliding connection on the sliding plate, and with first transmission piece fixed connection, one of them surface of letterpress printing machine is provided with the cylinder of the pattern of relief printing plate can with sliding plate fixed connection, setting through above-mentioned adjustment mechanism, can drive first transmission piece through first adjusting part and slide along the length direction of sliding plate, thereby it slides to being close to the cylinder of the pattern that is provided with the relief printing plate to drive the ink stand on the sliding plate, shift printing ink to the pattern of cylinder on, then drive the sliding plate through second adjusting part and slide on the fixing base, thereby it is interactive to being close to another cylinder to drive the cylinder of the pattern that is provided with the relief printing plate on the fixing base, thereby can adjust the distance between two cylinders, be convenient for adapt to the paper of different thickness.

Furthermore, the bottom surface of the fixed seat is of a plane structure, the upper surface of the fixed seat, which is provided with the sliding plate, is of an inclined plane structure, the sliding plate is of a cuboid structure, the sliding plate and the upper surface of the fixed seat are arranged in parallel, and the upper surface of the sliding plate is provided with a first sliding rail, the inclination angle of which is consistent with that of the inclined plane structure of the fixed seat; the upper surface of the fixing seat is provided with a second sliding rail with an inclination angle consistent with the inclined plane structure of the fixing seat, and the second adjusting component can drive the sliding plate to slide obliquely up and down on the fixing seat through the second sliding rail. The utility model discloses in, can set up the china ink seat of letterpress printing machine on the upper surface of sliding plate through first slide rail swing joint and slope, through the structure setting of fixing base, can make its upper surface form the inclined plane structure to conveniently set up the sliding plate and first, two slide rails of slope, thereby can make things convenient for the slant slip of china ink seat and cylinder, the structure sets up compactly, and the rational utilization space conveniently adjusts the distance between china ink seat and two cylinders moreover, extensive applicability.

Further, the inclination angles of the fixed seat and the upper surface of the sliding plate are both 45 degrees. The utility model discloses in, adopt the printing transmission mode at 45 jiaos, the structure sets up compactly, and the rational utilization space conveniently adjusts the distance between printing ink seat and two cylinders moreover, extensive applicability.

Further, the fixing base comprises a bottom plate, a left fixing base and a right fixing base, the left fixing base and the right fixing base are respectively fixedly connected to two sides of the bottom plate in parallel, the cross sections of the left fixing base and the right fixing base are both right-angled triangle structures provided with V-shaped notches, the upper portions of the left fixing base and the right fixing base are both inclined plane structures, and the sliding plates are connected with the upper portions of the left fixing base and the right fixing base in a sliding mode. The utility model discloses in, through the bottom plate, the setting of left side fixing base and right side fixing base, can make the equal slidable connection in both sides of the black ink pad of dress of current relief printing machine on the left side fixing base of bottom plate both sides and the sliding plate of right side fixing base, make the both ends of the cylinder that is provided with the pattern of relief printing plate respectively with the left side fixing base of bottom plate both sides and the sliding plate fixed connection of right side fixing base, another cylinder can be fixed on the bottom plate and be close to the cylinder that sets up the pattern of relief printing plate, through the aforesaid setting, distance between regulation ink pad that can be better and two cylinders, be convenient for adapt to the paper of different thickness.

Furthermore, the first adjusting assembly further comprises a first adjusting hand wheel, a first transmission rod, a first support rod and a first lead screw, wherein two ends of the first support rod are respectively and fixedly connected with the sliding plates on the left side fixing seat and the right side fixing seat, the first support rod is connected to the upper end of the sliding plate, a first through hole is formed in the first support rod, a first threaded hole matched with the first lead screw is formed in the first transmission block, one end of the first lead screw penetrates through the first through hole and is in transmission connection with the first transmission rod, the other end of the first lead screw penetrates through the first threaded hole and is connected with a first blocking block, and the first lead screw can be driven to move up and down on the first lead screw when rotating; the sliding plates on the left side fixing seat and the right side fixing seat are provided with through holes, the first transmission rod penetrates through the through holes of the sliding plates on the left side fixing seat and the right side fixing seat respectively through two ends of the first transmission rod, so that the first transmission rod is movably connected with the sliding plates, one end of the first transmission rod penetrates through the through holes and then is fixedly connected with the first adjusting hand wheel, and the first transmission rod can be driven to rotate by rotating the first adjusting hand wheel, so that the first lead screw is driven to rotate. The utility model discloses in, when the position of the china ink seat of current relief printing press is adjusted to needs, the one end through first transmission piece and the china ink seat fixed connection of current chimb printing press, only need the first adjusting hand wheel of manual rotation, drive first lead screw through first transfer line and rotate to drive first transmission piece and reciprocate on first lead screw, thereby drive the china ink seat and slide about going on the sliding plate, convenient operation, extensive applicability.

Furthermore, the second adjusting component comprises a second adjusting hand wheel, a second transmission rod, a support seat, a second support rod, a second transmission block and a second lead screw, two ends of the second support rod are respectively and fixedly connected with the sliding plate on the left side fixing seat and the right side fixing seat, the second support rod is connected with the lower end of the sliding plate, the second transmission block is fixedly connected with the second support rod, a second threaded hole matched with the second transmission rod is arranged on the second transmission block, a second through hole corresponding to the second threaded hole is arranged on the second support rod, the second lead screw passes through the second through hole, one end of the second lead screw is in transmission connection with the second transmission rod, the other end of the second lead screw passes through the second threaded hole and then is connected with a second stop block, and when the second lead screw rotates, the second transmission block can be driven to move up and down on the second lead screw, thereby driving the sliding plate to slide up and down on the fixed seat through the second support rod; the second transmission rod is arranged on the bottom plate through the supporting seat, one end of the second transmission rod penetrates through the supporting seat and then is fixedly connected with the second adjusting hand wheel, and the second transmission rod can be driven to rotate by rotating the second adjusting hand wheel, so that the second screw rod is driven to rotate. The utility model discloses in, when the position of the cylinder that is provided with the pattern of relief printing plate of current relief printing machine is adjusted to needs, only need manual rotation second adjusting hand wheel, it rotates to drive the second lead screw through the second transfer line to drive second transmission piece and reciprocate on the second lead screw with the second bracing piece, thereby it slides from top to bottom on the fixing base to drive the cylinder with sliding plate fixed connection, thereby conveniently adjusts the distance of two cylinders, extensive applicability.

Furthermore, one end of the first screw rod, which is connected with the first transmission rod, is provided with a first gear seat, bevel gears are arranged on the first screw rod and the first gear seat of the first transmission rod, the first screw rod is arranged perpendicular to the first transmission rod, and the first screw rod and the first transmission rod which are arranged perpendicular to each other are driven by the bevel gears on the first screw rod and the first transmission rod; and one end of the second screw rod, which is connected with the second transmission rod, is provided with a second gear seat, the second screw rod and the second gear seat of the second transmission rod are provided with bevel gears, the second screw rod is perpendicular to the second transmission rod, and the transmission of the second screw rod and the second transmission rod which are perpendicular to each other is realized through the second screw rod and the bevel gears on the second transmission rod. In the utility model, the bevel gear is arranged to realize the movement between two shafts forming a vertical angle, namely the cross shaft, thereby realizing that the first adjusting hand wheel can be rotated to drive the ink seat fixedly connected with the first transmission block to slide up and down on the sliding plate through the transmission of the first transmission rod and the first lead screw through the transmission of the lead screw; through rotating second adjusting hand wheel, thereby just can pass through the transmission of second transfer line and second lead screw and drive through the lead screw transmission and remove with second transmission piece fixed connection's second bracing piece, and then drive and slide about second bracing piece fixed connection's sliding plate slides on the fixing base to conveniently adjust the distance of china ink seat and two cylinders, extensive applicability.

Furthermore, the first screw rod and the second screw rod are arranged in parallel with the sliding plate, the first transmission rod, the first support rod, the second transmission rod and the second support rod are arranged in parallel, a blocking ring is sleeved on the part, located outside the first through hole, of the first screw rod, and two side faces of the first support rod are respectively abutted against the blocking ring and the first gear seat of the first screw rod. The utility model discloses in, make the structure of this regulation structure more stable through the aforesaid setting, rational utilization space moreover through the setting of barrier ring, when can making the sliding plate driven by second adjusting part, can lead first bracing piece to drive first lead screw and carry out the position and remove.

Furthermore, the number of the first screw rods, the number of the first transmission blocks, the number of the second screw rods and the number of the second transmission blocks are 2, the 2 first screw rods are respectively in transmission connection with two ends of the first transmission rod, the first gear seats are arranged at the positions where the 2 first screw rods are mutually connected with the first transmission rod, and the 2 first transmission blocks are provided with the first threaded holes; the 2 second screw rods are respectively in transmission connection with two sides of the second transmission rod, the second gear seats are arranged at the positions where the 2 second screw rods are mutually connected with the second transmission rod, the distance between the 2 second screw rods is smaller than that between the two first screw rods, and the 2 second transmission blocks are respectively fixed on two sides of the second transmission rod. In the utility model, one end of 2 first transmission blocks can be respectively fixedly connected with the ink base of the prior letterpress printing machine, and through the arrangement, the first lead screws on two sides can be driven to rotate through one first transmission rod, so that the ink base fixedly connected with the 2 first transmission blocks is driven to slide up and down on the sliding plate through the lead screw transmission; through rotating second adjusting hand wheel, just can drive the second lead screw of both sides through a second transfer line and rotate to drive and remove with 2 second transmission piece fixed connection's second bracing piece through the lead screw transmission, and then drive and slide from top to bottom on the fixing base with second bracing piece fixed connection's sliding plate, thereby conveniently adjust the distance of china ink seat and two cylinders, extensive applicability.

The beneficial effects of the utility model reside in that: compared with the prior art, in the utility model, the ink seat for loading ink on the letterpress printing machine can be connected on the sliding plate in a sliding way, and is fixedly connected with the first transmission block, a roller of which one surface is provided with a pattern of the relief printing plate can be fixedly connected with the sliding plate, therefore, through the arrangement of the adjusting mechanism, the first transmission block can be driven by the first adjusting component to slide along the length direction of the sliding plate, thereby driving the ink seat to slide on the sliding plate to be close to the roller with the pattern of the relief printing plate, transferring the ink to the pattern of the roller, then drive the sliding plate through the second adjusting part and slide on the fixing base to the cylinder that the pattern that the drive was provided with the relief printing is interactive to being close to another cylinder on the fixing base, thereby can adjust the distance between two cylinders, is convenient for adapt to the paper of different thickness.

Drawings

Fig. 1 is a schematic view of a first angular configuration of an adjustment mechanism of a letterpress printing machine embodying the invention.

Fig. 2 is a second angular configuration diagram of an adjustment mechanism of a letterpress printing machine embodying the present invention.

Fig. 3 is a third angle structure diagram of an adjusting mechanism of a letterpress printing machine implemented by the invention.

Fig. 4 is a fourth angle structural diagram of an adjusting mechanism of a letterpress printing machine implemented by the present invention.

Fig. 5 is a schematic diagram of a fifth angle structure of an adjusting mechanism of a letterpress printing machine implemented by the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-5, the utility model provides an adjustment mechanism of relief printing machine, including fixing base 1, first adjusting part 2 and second adjusting part 3, swing joint has sliding plate 4 on the fixing base 1, and first adjusting part 2 is provided with first transmission block 21, and first adjusting part 2 can drive first transmission block 21 and slide along the length direction of sliding plate 4, and the part and the sliding plate 4 fixed connection of second adjusting part 3, and second adjusting part 3 can drive sliding plate 4 and slide on fixing base 1. In the utility model, the ink seat for loading ink on the letterpress printing machine can be connected on the sliding plate 4 in a sliding way, and is fixedly connected with the first transmission block 21, a cylinder of which one surface is provided with a pattern of the relief printing plate can be fixedly connected with the sliding plate 4, and by the arrangement of the adjusting mechanism, the first transmission block 21 can be driven by the first adjusting component 2 to slide along the length direction of the sliding plate 4, thereby driving the ink seat to slide on the sliding plate 4 to a position close to the roller provided with the relief pattern, transferring the ink to the pattern of the roller, then drive sliding plate 4 through second adjusting part 3 and slide on fixing base 1 to the cylinder that the pattern that the drive was provided with the relief printing is interactive to being close to another cylinder on fixing base 1, thereby can adjust the distance between two cylinders, is convenient for adapt to the paper of different thickness.

In this embodiment, the bottom surface of the fixed seat 1 is a plane structure, the upper surface of the fixed seat 1, on which the sliding plate 4 is disposed, is an inclined plane structure, the sliding plate 4 is a rectangular parallelepiped structure, the sliding plate 4 is disposed parallel to the upper surface of the fixed seat 1, and the upper surface of the sliding plate 4 is provided with a first slide rail 5, the inclination angle of which is consistent with the inclined plane structure of the fixed seat 1; the upper surface of fixing base 1 is provided with inclination and the unanimous second slide rail 6 of the inclined plane structure of fixing base 1, and second adjusting part 3 can drive sliding plate 4 and carry out the inclined up-and-down slip on fixing base 1 through second slide rail 6. The utility model discloses in, can set up the china ink seat of letterpress printing machine at the upper surface of sliding plate 4 through 5 swing joint of first slide rail and slope, through the structure setting of fixing base 1, can make its upper surface form the inclined plane structure, thereby conveniently set up the sliding plate 4 and first, two slide rails of slope, thereby can make things convenient for the slant slip of china ink seat and cylinder, the structure sets up compactly, the rational utilization space, and conveniently adjust the distance between china ink seat and two cylinders, extensive applicability.

In this embodiment, the inclination angles of the fixed base 1 and the upper surface of the sliding plate 4 are both 45 °. The utility model discloses in, adopt the printing transmission mode at 45 jiaos, the structure sets up compactly, and the rational utilization space conveniently adjusts the distance between printing ink seat and two cylinders moreover, extensive applicability.

In this embodiment, fixing base 1 is including bottom plate 11, left side fixing base 12 and right side fixing base 13, and left side fixing base 12 is parallel fixed connection in the both sides of bottom plate 11 respectively with right side fixing base 13, and left side fixing base 12 is the right angled triangle structure that is provided with the V-arrangement breach with the cross-section of right side fixing base 13, and left side fixing base 12 is the inclined plane structure with the upper portion of right side fixing base 13, and equal sliding connection has sliding plate 4. The utility model discloses in, through bottom plate 11, left side fixing base 12 and right side fixing base 13's setting, can make the both sides of the black ink stand of dress of current relief printing press all can sliding connection on the left side fixing base 12 of bottom plate 11 both sides and the sliding plate 4 of right side fixing base 13, make the both ends of the cylinder that is provided with the pattern of relief printing press respectively with the left side fixing base 12 of bottom plate 11 both sides and the sliding plate 4 fixed connection of right side fixing base 13, another cylinder can be fixed on bottom plate 11 and be close to the cylinder that sets up the pattern of relief printing press, through the aforesaid setting, distance between regulation ink stand and the two cylinders that can be better, be convenient for adapt to the paper of different thickness.

In this embodiment, the first adjusting assembly 2 further includes a first adjusting hand wheel 22, a first transmission rod 23, a first support rod 24 and a first lead screw 25, two ends of the first support rod 24 are respectively fixedly connected to the sliding plate 4 on the left side fixing seat 12 and the right side fixing seat 13, the first support rod 24 is connected to the upper end of the sliding plate 4, a first through hole 241 is formed in the first support rod 24, the first transmission block 21 is provided with a first threaded hole 211 adapted to the first lead screw 25, one end of the first lead screw 25 is connected to the first transmission rod 23 in a transmission manner after passing through the first through hole 241, the other end of the first lead screw 25 is connected to a first blocking block 26 after passing through the first threaded hole 211, and when the first lead screw 25 rotates, the first transmission block 21 can be driven to move up and down on the first lead screw 25; the through holes 41 are formed in the sliding plates 4 on the left fixing seat 12 and the right fixing seat 13, the first transmission rod 23 penetrates through the through holes 41 of the sliding plates 4 on the left fixing seat 12 and the right fixing seat 13 through two ends of the first transmission rod respectively, so that the first transmission rod 23 is movably connected with the sliding plates 4, one end of the first transmission rod 23 penetrates through the through holes 41 and then is fixedly connected with the first adjusting hand wheel 22, the first transmission rod 23 can be driven to rotate by rotating the first adjusting hand wheel 22, and the first lead screw 25 is driven to rotate. The utility model discloses in, when the position of the china ink seat of current relief printing press is adjusted to needs, through the one end of first transmission piece 21 and the china ink seat fixed connection of current chimb printing press, only need the first adjusting hand wheel 22 of manual rotation, drive first lead screw 25 through first transfer line 23 and rotate to drive first transmission piece 21 and reciprocate on first lead screw 25, thereby drive the china ink seat and slide about 4 enterprising line of sliding plate, convenient operation, extensive applicability.

In this embodiment, the second adjusting assembly 3 includes a second adjusting hand wheel 31, a second transmission rod 32, a support seat 33, a second support rod 34, a second transmission block 35 and a second lead screw 36, two ends of the second support rod 34 are respectively fixedly connected to the sliding plate 4 on the left side fixing seat 12 and the right side fixing seat 13, the second support rod 34 is connected to the lower end of the sliding plate 4, the second transmission block 35 is fixedly connected to the second support rod 34, a second screw hole 351 adapted to the second transmission rod 32 is disposed on the second transmission block 35, a second through hole 341 corresponding to the second screw hole is disposed on the second support rod 34, the second lead screw 36 passes through the second through hole 341, one end of the second lead screw 36 is in transmission connection with the second stop block 37 after passing through the second screw hole 351, and when the second lead screw 36 rotates, the second lead screw 35 can be driven to move up and down on the second lead screw 36, thereby driving the sliding plate 4 to slide up and down on the fixed seat 1 through the second support bar 34; the second transmission rod 32 is arranged on the bottom plate 11 through a support seat 33, one end of the second transmission rod 32 penetrates through the support seat 33 and then is fixedly connected with a second adjusting hand wheel 31, and the second transmission rod 32 can be driven to rotate by rotating the second adjusting hand wheel 31, so that a second screw rod 36 is driven to rotate. The utility model discloses in, when the position of the cylinder that is provided with the pattern of relief printing of current relief printing machine is adjusted to needs, only need manual rotation second adjusting hand wheel 31, it rotates to drive second lead screw 36 through second transfer line 32, thereby it reciprocates on second lead screw 36 to drive second transmission piece 35 and second bracing piece 34, thereby it slides from top to bottom on fixing base 1 to drive the cylinder with 4 fixed connection of sliding plate, thereby conveniently adjust the distance of two cylinders, extensive applicability.

In this embodiment, the first screw 25 and the first transmission rod 23 are connected to each other at one end, each of which is provided with a first gear seat 10, the first screw 25 and the first gear seat 10 of the first transmission rod 23 are provided with bevel gears 20, the first screw 25 and the first transmission rod 23 are arranged perpendicularly, and the transmission between the first screw 25 and the first transmission rod 23 which are arranged perpendicularly is realized through the first screw 25 and the bevel gear 20 on the first transmission rod 23; the second gear holders 30 are respectively arranged at one end of the second screw rod 36 connected with the second transmission rod 32, the bevel gears 20 are respectively arranged on the second screw rod 36 and the second gear holder 30 of the second transmission rod 32, the second screw rod 36 is perpendicular to the second transmission rod 32, and the transmission between the second screw rod 36 and the second transmission rod 32 which are perpendicular to each other is realized through the second screw rod 36 and the bevel gear 20 on the second transmission rod 32. In the utility model, the bevel gear 20 is arranged to realize the movement between two vertical shafts, i.e. the cross shafts, so that the first adjusting hand wheel 22 can be rotated to drive the ink holder fixedly connected with the first transmission block 21 to slide up and down on the sliding plate 4 through the transmission of the first transmission rod 23 and the first lead screw 25; through rotating second adjusting hand wheel 31, thereby can drive through the screw transmission and remove with second transmission piece 35 fixed connection's second bracing piece 34 through the transmission of second transfer line 32 and second lead screw 36, and then drive and slide from top to bottom on fixing base 1 with second bracing piece 34 fixed connection's sliding plate 4 to conveniently adjust the distance of ink seat and two cylinders, extensive applicability.

In this embodiment, the first lead screw 25 and the second lead screw 36 are both disposed parallel to the sliding plate 4, the first transmission rod 23, the first support rod 24, the second transmission rod 32, and the second support rod 34 are disposed parallel to each other, a blocking ring 40 is sleeved on a portion of the first lead screw 25 located outside the first through hole 241, and two side surfaces of the first support rod 24 respectively abut against the blocking ring 40 and the first gear seat 10 of the first lead screw 25. The utility model discloses in, make the structure of this regulation structure more stable through the aforesaid setting, rational utilization space moreover through the setting of barrier ring 40, when can making sliding plate 4 be driven by second adjusting part 3, can lead first bracing piece 24 to drive first lead screw 25 and carry out the position and remove.

In this embodiment, the number of the first screw rods 25, the first transmission blocks 21, the second screw rods 36 and the second transmission blocks 35 is 2, the 2 first screw rods 25 are respectively in transmission connection with two ends of the first transmission rod 23, the 2 positions where the first screw rods 25 are connected with the first transmission rod 23 are all provided with the first gear seat 10, and the 2 first transmission blocks 21 are all provided with the first threaded holes 211; the 2 second screw rods 36 are respectively in transmission connection with two sides of the second transmission rod 32, the second gear seats 30 are arranged at the positions where the 2 second screw rods 36 are mutually connected with the second transmission rod 32, the distance between the 2 second screw rods 36 is smaller than that between the two first screw rods 25, and the 2 second transmission blocks 35 are respectively fixed on two sides of the second transmission rod 32. In the utility model, one end of 2 first transmission blocks 21 can be respectively fixedly connected with the ink seat of the prior letterpress printing machine, and through the arrangement, the first screw rods 25 at two sides can be driven to rotate through one first transmission rod 23, so that the ink seat fixedly connected with the 2 first transmission blocks 21 is driven to slide up and down on the sliding plate 4 through screw rod transmission; through rotating second adjusting hand wheel 31, just can drive the second lead screw 36 of both sides through a second transfer line 32 and rotate to drive and remove with 2 second driving block 35 fixed connection's second bracing piece 34 through the lead screw transmission, and then drive and slide from top to bottom on fixing base 1 with second bracing piece 34 fixed connection's sliding plate 4, thereby conveniently adjust the distance of ink seat and two cylinders, extensive applicability.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The adjusting mechanism of the letterpress printing machine is characterized by comprising a fixed seat, a first adjusting component and a second adjusting component, wherein a sliding plate is movably connected onto the fixed seat, a first transmission block is arranged on the first adjusting component, the first adjusting component can drive the first transmission block to slide along the length direction of the sliding plate, part of the second adjusting component is fixedly connected with the sliding plate, and the second adjusting component can drive the sliding plate to slide on the fixed seat.

2. The adjusting mechanism of the letterpress printing machine according to claim 1, wherein the bottom surface of the fixed base is of a planar structure, the upper surface of the fixed base, on which the sliding plate is arranged, is of a slope structure, the sliding plate is of a rectangular parallelepiped structure, the sliding plate is arranged in parallel with the upper surface of the fixed base, and the upper surface of the sliding plate is provided with a first slide rail having an inclination angle in accordance with the slope structure of the fixed base; the upper surface of the fixing seat is provided with a second sliding rail with an inclination angle consistent with the inclined plane structure of the fixing seat, and the second adjusting component can drive the sliding plate to slide obliquely up and down on the fixing seat through the second sliding rail.

3. The adjusting mechanism of the letterpress printing machine according to claim 2, wherein the inclination angles of the fixed base and the upper surface of the slide plate are both 45 °.

4. The adjusting mechanism of the letterpress printing machine according to claim 2, wherein the fixing seats comprise a bottom plate, a left fixing seat and a right fixing seat, the left fixing seat and the right fixing seat are respectively fixedly connected to two sides of the bottom plate in parallel, the cross sections of the left fixing seat and the right fixing seat are both of right-angled triangle structures provided with V-shaped notches, the upper parts of the left fixing seat and the right fixing seat are both of inclined surface structures, and the sliding plates are both connected with the upper parts of the left fixing seat and the right fixing seat in a sliding.

5. The adjusting mechanism of the letterpress printing machine according to claim 4, wherein the first adjusting assembly further comprises a first adjusting handwheel, a first transmission rod, a first support rod and a first screw rod, wherein two ends of the first support rod are respectively and fixedly connected with the sliding plates on the left side fixing seat and the right side fixing seat, the first support rod is connected to the upper end of the sliding plate, a first through hole is formed in the first support rod, the first transmission block is provided with a first threaded hole matched with the first screw rod, one end of the first screw rod is in transmission connection with the first transmission rod after passing through the first through hole, the other end of the first screw rod is connected with a first stop block after passing through the first threaded hole, and the first transmission block can be driven to move up and down on the first screw rod when the first screw rod rotates; the sliding plates on the left side fixing seat and the right side fixing seat are provided with through holes, the first transmission rod penetrates through the through holes of the sliding plates on the left side fixing seat and the right side fixing seat respectively through two ends of the first transmission rod, so that the first transmission rod is movably connected with the sliding plates, one end of the first transmission rod penetrates through the through holes and then is fixedly connected with the first adjusting hand wheel, and the first transmission rod can be driven to rotate by rotating the first adjusting hand wheel, so that the first lead screw is driven to rotate.

6. The adjusting mechanism of the letterpress printing machine according to claim 5, wherein the second adjusting assembly comprises a second adjusting handwheel, a second transmission rod, a supporting seat, a second supporting rod, a second transmission block and a second screw rod, wherein two ends of the second supporting rod are respectively and fixedly connected with the sliding plate on the left side fixing seat and the right side fixing seat, the second supporting rod is connected with the lower end of the sliding plate, the second transmission block is fixedly connected with the second supporting rod, a second threaded hole matched with the second transmission rod is arranged on the second transmission block, a second through hole corresponding to the position of the second threaded hole is arranged on the second supporting rod, the second screw rod passes through the second through hole, one end of the second screw rod is in transmission connection with the second transmission rod, the other end of the second screw rod passes through the second threaded hole and then is connected with a second blocking block, and when the second screw rod rotates, the second transmission block can be driven to move up and down on the second screw rod, so that the sliding plate is driven to slide up and down on the fixed seat through the second support rod; the second transmission rod is arranged on the bottom plate through the supporting seat, one end of the second transmission rod penetrates through the supporting seat and then is fixedly connected with the second adjusting hand wheel, and the second transmission rod can be driven to rotate by rotating the second adjusting hand wheel, so that the second screw rod is driven to rotate.

7. The adjusting mechanism of the letterpress printing machine according to claim 6, wherein one end of the first screw rod, which is connected with the first transmission rod, is provided with a first gear seat, the first screw rod and the first gear seat of the first transmission rod are provided with bevel gears, the first screw rod and the first transmission rod are arranged vertically, and the transmission of the first screw rod and the first transmission rod which are arranged vertically is realized through the first screw rod and the bevel gears on the first transmission rod; and one end of the second screw rod, which is connected with the second transmission rod, is provided with a second gear seat, the second screw rod and the second gear seat of the second transmission rod are provided with bevel gears, the second screw rod is perpendicular to the second transmission rod, and the transmission of the second screw rod and the second transmission rod which are perpendicular to each other is realized through the second screw rod and the bevel gears on the second transmission rod.

8. The adjusting mechanism of the letterpress printing machine according to claim 7, wherein the first lead screw and the second lead screw are both arranged in parallel with the sliding plate, the first transmission rod, the first support rod, the second transmission rod and the second support rod are arranged in parallel with each other, a part of the first lead screw, which is positioned outside the first through hole, is sleeved with a stop ring, and two side surfaces of the first support rod respectively abut against the stop ring and a first gear seat of the first lead screw.

9. The adjusting mechanism of the letterpress printing machine according to claim 7, wherein the number of the first screw rods, the first transmission blocks, the second screw rods and the second transmission blocks is 2, 2 first screw rods are respectively in transmission connection with two ends of a first transmission rod, the first gear seats are arranged at the positions where the 2 first screw rods and the first transmission rod are mutually connected, and the first threaded holes are arranged at the 2 first transmission blocks; the 2 second screw rods are respectively in transmission connection with two sides of the second transmission rod, the second gear seats are arranged at the positions where the 2 second screw rods are mutually connected with the second transmission rod, the distance between the 2 second screw rods is smaller than that between the two first screw rods, and the 2 second transmission blocks are respectively fixed on two sides of the second transmission rod.