CN212615983U - A kind of coupling for perfect binding typesetting machine - Google Patents

Abstract

The utility model relates to the technical field of printing equipment, in particular to a coupling for a glue-bound book-setting machine, which comprises a first connecting cylinder and a second connecting tube for connecting the upper rotating shaft of the glue-binding book-setting machine. The cylinder and the second connecting cylinder are coaxially arranged, a first ring plate is coaxially fixed at one end of the first connecting cylinder, and a second ring plate is coaxially fixed at one end of the second connecting cylinder. One side of the first connecting cylinder is vertically fixed with the limit rod, and a limit groove for the limit rod to be embedded is opened on the side of the second ring plate away from the second connecting cylinder, and the first ring plate and the second ring plate are provided with a limit groove for embedding the limit rod. The inner sleeve and the outer sleeve are sleeved for making the first ring plate and the second ring plate abutting closely, and the outer sleeve is also provided with a limit assembly, and the inner sleeve and the outer sleeve are detachably connected by the limit assembly. . The utility model has the effect of improving the installation and disassembly efficiency.

Description

Coupler for adhesive binding book arranging machine

Technical Field

The utility model belongs to the technical field of lithography apparatus's technique and specifically relates to a glue and order shaft coupling for book arranging machine.

Background

At present, perfect binding is also called perfect binding, and perfect binding is a printing process of a binding method from book output to automatic completion by using glue to bond a book block without using iron wires or wires. The process flow is roughly as follows: gathering pages, feeding books, milling backs, roughening, gluing upper sides, gluing book backs, wrapping covers, forming, gluing and cooling, twining, cutting finished products, stacking finished books, inspecting finished products and bundling.

The glue binding book arranging machine is a machine for glue binding books, a plurality of glue binding book arranging machines form a glue binding production line, rotating shafts are respectively arranged at two ends of the glue binding book arranging machines, and when the rotating shafts on two adjacent glue binding book arranging machines are connected through a coupler, the two adjacent glue binding book arranging machines are linked; the coupling is a device which connects two shafts or a shaft and a rotating part, rotates together in the process of transmitting motion and power and does not separate under normal conditions; sometimes it is used as a safety device to prevent the coupled machine parts from bearing excessive load, and plays the role of overload protection.

Referring to fig. 1, a conventional coupling includes a first connecting cylinder 1 and a second connecting cylinder 2 which are coaxially disposed, a key groove 10 is formed in an inner wall of the first connecting cylinder 1, an extending direction of the key groove 10 is parallel to an axial direction of the first connecting cylinder 1, a first fixing hole 11 is formed in a side wall of the first connecting cylinder 1, a pin can be embedded in the first fixing hole 11 to limit a rotating shaft from exiting from the first connecting cylinder 1, and a first annular plate 12 is coaxially and fixedly connected to one end of the first connecting cylinder 1; a key groove 10 (not shown) is formed in the inner wall of the second connecting cylinder 2, the extending direction of the key groove 10 is parallel to the axial direction of the second connecting cylinder 2, a second fixing hole 20 is formed in the side wall of the second connecting cylinder 2, and a second annular plate 21 bolted to the first annular plate 12 is coaxially and fixedly connected to one end of the second connecting cylinder 2.

During practical use, the first connecting cylinder 1 and the second connecting cylinder 2 are respectively sleeved on adjacent rotating shafts of two adjacent glue binding book arranging machines, and then the first ring plate 12 and the second ring plate 21 are fixed by using bolts and nuts, so that the two adjacent glue binding book arranging machines synchronously rotate.

The above prior art solutions have the following drawbacks: when gluing and ordering book arranging machine need maintain, the staff need pull down the shaft coupling, and first crown plate 12 and second crown plate 21 link together through a plurality of bolts and nut, glue moreover and order the production line and include many glue book arranging machine, from this the staff need with a large amount of bolts and nut separately just can glue book arranging machine separation with a plurality of glues, and the staff ann tears screw rod and nut comparatively time-consuming and energy-consuming apart.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a glue and order shaft coupling for book machine, it has the effect that improves ann and tear efficiency open.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: a coupler for an adhesive binding book arranging machine comprises a first connecting cylinder and a second connecting cylinder which are used for connecting a rotating shaft on the adhesive binding book arranging machine, the first connecting cylinder and the second connecting cylinder are coaxially arranged, a first ring plate is coaxially and fixedly connected at one end of the first connecting cylinder, a second ring plate is coaxially and fixedly connected at one end of the second connecting cylinder, a limiting rod is vertically and fixedly connected at one side of the first ring plate, which is far away from the first connecting cylinder, a limiting groove for embedding the limiting rod is formed at one side of the second ring plate, which is far away from the second connecting cylinder, an inner sleeve and an outer sleeve which are used for enabling the first ring plate and the second ring plate to be tightly attached are sleeved on the first ring plate and the second ring plate, the inner sleeve is of a cylindrical structure with an opening at one end, a first abdicating hole for the first connecting cylinder to pass through is formed at one end of the inner sleeve, an outer sleeve is of a cylindrical structure with an opening at one end, a second abdicating hole for the second connecting cylinder to pass through is formed at one end of, the outer sleeve is further provided with a limiting assembly, and the inner sleeve and the outer sleeve are detachably clamped through the limiting assembly.

By adopting the technical scheme, during installation, a worker inserts the limiting rod on the first ring plate into the limiting groove on the second ring plate, and then the inner sleeve and the outer sleeve are clamped and fixed together by using the limiting assembly, so that the first ring plate and the second ring plate are fixed by the inner sleeve and the outer sleeve; when the shaft coupling is dismantled to needs, remove spacing subassembly's restriction, make inner skleeve and outer sleeve separately can, compare prior art, this technical scheme has the characteristics that improve ann and tear efficiency open.

The present invention may be further configured in a preferred embodiment as: the limiting rods are at least provided with two limiting rods.

Through adopting above-mentioned technical scheme, the gag lever post on two and can effectively guarantee first crown plate and the synchronous rotation of second crown plate.

The present invention may be further configured in a preferred embodiment as: the utility model discloses a sliding device, including inner skleeve, spacing subassembly, the outer peripheral face of inner skleeve, be provided with the sawtooth with annular tooth's socket adaptation in the one side of pressing the clamp plate to be close to the inner skleeve, the hole of sliding has been seted up on the outer sleeve along its axis direction on the outer peripheral face of inner skleeve, spacing subassembly is including pressing the clamp plate, be provided with the sawtooth with annular tooth's socket adaptation in the one side of pressing the clamp plate, it has the backup pad to slide to be connected with the tip rigid coupling in pressing the clamp plate in the hole of sliding, the rigid coupling has the backup pad on the outer wall of outer sleeve, threaded connection has the tip to stretch into the screw rod of a.

By adopting the technical scheme, when the inner sleeve and the outer sleeve are close to each other and cannot move continuously, a worker screws the screw rod to enable the baffle to abut against the pressing plate, so that the pressing plate is tightly attached to the inner sleeve, and the pressing plate is effectively prevented from being separated from the inner sleeve when the coupler rotates; when the inner sleeve and the outer sleeve need to be separated, the screw rod is screwed outwards, the baffle plate pushes the sliding barrel to move outwards, and the sliding barrel drives the pressing plate to move towards the direction far away from the inner sleeve, so that the saw teeth are separated from the annular tooth grooves.

The present invention may be further configured in a preferred embodiment as: the inner diameter of the outer sleeve is matched with the outer diameter of the inner sleeve, the inner circumferential surface of the outer sleeve is provided with a yielding groove, and the pressing plate is movably embedded in the yielding groove.

Through adopting above-mentioned technical scheme, the effectual laminating of inner skleeve and outer sleeve is in the same place, is favorable to improving the wholeness of inner skleeve and outer sleeve.

The present invention may be further configured in a preferred embodiment as: the receding groove is internally provided with an elastic piece for driving the pressing plate to tightly abut against the inner sleeve, and the elastic piece is elastically supported between the pressing plate and the outer sleeve.

Through adopting above-mentioned technical scheme, the elastic component has the direction of ordering about according to the clamp plate to being close to the inner skleeve and removes for with the in-process that inner skleeve and outer sleeve were installed together, but according to the sawtooth on the clamp plate a plurality of annular tooth's socket of joint in proper order, be of value to improving the compactness of being connected according to clamp plate and inner skleeve.

The present invention may be further configured in a preferred embodiment as: the section of the sawtooth is a right triangle, one right-angle surface of the sawtooth is perpendicular to the axial direction of the outer sleeve, and the inclined surface of the sawtooth faces to one side far away from the second abdicating hole.

Through adopting above-mentioned technical scheme, right angled triangle's sawtooth has the effect that makes things convenient for sawtooth and annular tooth's socket joint complex, effectively restricts simultaneously and breaks away from along the axis direction of inner skleeve with the inner skleeve according to the clamp plate.

The present invention may be further configured in a preferred embodiment as: and one end of the screw rod, which is far away from the baffle, is fixedly connected with an assistant sheet.

Through adopting above-mentioned technical scheme, the staff can hold the rotatory screw rod of helping hand piece, effectively improves the ann of shaft coupling and tears efficiency open.

The present invention may be further configured in a preferred embodiment as: the first cushion pad is arranged between the first ring plate and the inner sleeve, the third yielding hole for the first connecting cylinder to pass through is formed in the first cushion pad, the second cushion pad is arranged between the second ring plate and the outer sleeve, and the fourth yielding hole for the second connecting cylinder to pass through is formed in the second cushion pad.

Through adopting above-mentioned technical scheme, first blotter reducible mechanical vibration bring first ring plate, second ring plate respectively with the internal skleeve, the wearing and tearing between the outer sleeve, prolong the life of internal skleeve and outer sleeve.

To sum up, the utility model discloses a following at least one useful technological effect:

1. compared with the prior art, the technical scheme has the characteristics of improving the assembling and disassembling efficiency by arranging the limiting rod, the limiting groove, the inner sleeve, the outer sleeve and the limiting component;

2. by arranging the abdicating groove, the outer diameter of the inner sleeve is matched with the inner diameter of the outer sleeve, and the inner sleeve and the outer sleeve are effectively attached together, so that the integrity of the inner sleeve and the outer sleeve is improved;

3. through first blotter and second blotter, the wearing and tearing between first ring plate, the second ring plate that first blotter reducible mechanical vibration brought respectively and inner skleeve, outer sleeve prolong the life of inner skleeve and outer sleeve.

Drawings

FIG. 1 is a schematic structural view of a coupling provided in the prior art;

fig. 2 is a schematic view of the coupling for the adhesive binding book arranging machine according to the present invention in a combined state;

fig. 3 is an exploded schematic view of a coupling for an adhesive binder;

FIG. 4 is a sectional view showing the fitting relationship between the pressing plate and the annular spline;

FIG. 5 is an enlarged schematic view of portion A of FIG. 4;

in the figure, 1, a first connecting cylinder; 10. a keyway; 11. a first fixing hole; 12. a first ring plate; 13. a limiting rod; 2. a second connecting cylinder; 20. a second fixing hole; 21. a second ring plate; 22. a limiting groove; 3. an inner sleeve; 30. a first abdicating hole; 31. an annular gullet; 32. a first cushion pad; 320. a third abdicating hole; 4. an outer sleeve; 40. a second abdicating hole; 41. a yielding groove; 42. a sliding hole; 43. a second cushion pad; 430. a fourth abdicating hole; 5. a limiting component; 50. a pressing plate; 500. saw teeth; 51. a sliding barrel; 52. a support plate; 53. a screw; 530. a booster sheet; 54. a baffle plate; 55. an elastic member.

Detailed Description

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

Referring to fig. 2 and 3, for the utility model discloses a coupler for a glue binding book arranging machine, including a first connecting cylinder 1 and a second connecting cylinder 2 which are coaxially arranged, a key groove 10 is provided on the inner wall of the first connecting cylinder 1, the extending direction of the key groove 10 is parallel to the axis direction of the first connecting cylinder 1, a first fixing hole 11 is provided on the side wall of the first connecting cylinder 1, a bolt can be embedded in the first fixing hole 11 to limit the rotating shaft to withdraw from the first connecting cylinder 1, a first annular plate 12 is coaxially and fixedly connected to one end of the first connecting cylinder 1, a plurality of limiting rods 13 are provided around the axis direction of one side of the first annular plate 12 departing from the first connecting cylinder 1, and the plurality of limiting rods 13 are uniformly and fixedly connected to the first annular plate 12; a key groove 10 (not shown in the figure) is formed in the inner wall of the second connecting cylinder 2, the extending direction of the key groove 10 is parallel to the axis direction of the second connecting cylinder 2, a second fixing hole 20 is formed in the side wall of the second connecting cylinder 2, a second annular plate 21 in bolt connection with the first annular plate 12 is coaxially and fixedly connected to one end of the second connecting cylinder 2, a plurality of limiting grooves 22 matched with the limiting rods 13 are formed in one side, away from the second connecting cylinder 2, of the second annular plate 21, and the plurality of limiting grooves 22 are uniformly formed in the second annular plate 21 in a mode that the limiting grooves 22 surround the axis direction of the second annular plate 21; the first connecting cylinder 1 and the second connecting cylinder 2 are respectively sleeved with an inner sleeve 3 and an outer sleeve 4 which are used for enabling the first annular plate 12 and the second annular plate 21 to be tightly attached.

Referring to fig. 3 and 4, the inner sleeve 3 is a tubular structure with an opening at one end, a first abdicating hole 30 for the first connecting cylinder 1 to pass through is formed at one end of the inner sleeve 3 away from the opening, a plurality of rows of annular tooth grooves 31 are formed on the outer circumferential surface of the inner sleeve 3 along the axial direction of the inner sleeve 3, and the cross section of each annular tooth groove 31 is a right triangle; outer sleeve 4 is one end open-ended tubular structure, the internal diameter of outer sleeve 4 and the external diameter adaptation of inner skleeve 3, keep away from its open-ended one end at outer sleeve 4 and offer the second hole of stepping down 40 that supplies second connecting cylinder 2 to walk, offer the groove of stepping down 41 on the inner wall of outer sleeve 4, offer the hole of sliding 42 with the groove of stepping down 41 intercommunication in one side that deviates from the groove of stepping down 41 at outer sleeve 4, still be provided with on outer sleeve 4 and be used for making outer sleeve 4 and inner skleeve 3 can dismantle fixed spacing subassembly 5 together.

Referring to fig. 4 and 5, the limiting assembly 5 includes a pressing plate 50 and a sliding barrel 51 disposed on the pressing plate 50; the pressing plate 50 is movably embedded in the abdicating groove 41, the pressing plate 50 is an arc-shaped plate matched with the radian of the peripheral surface of the inner sleeve 3, one side of the pressing plate 50 close to the inner sleeve 3 is provided with a plurality of rows of saw teeth 500 matched with the annular tooth grooves 31 along the axial direction of the outer sleeve 4, one right-angle surface of each saw tooth 500 is vertical to the axial direction of the outer sleeve 4, and the inclined surface of each saw tooth faces one side departing from the direction of the second abdicating hole 40; the sliding cylinder 51 is a cylinder structure with an opening at one end, the opening end of the sliding cylinder 51 is vertically and fixedly connected to one side of the pressing plate 50 departing from the saw teeth 500, and the sliding cylinder 51 penetrates through the sliding hole 42 and is connected with the outer sleeve 4 in a sliding manner; a support plate 52 is fixedly connected to the outer wall of the outer sleeve 4 at a position corresponding to the sliding hole 42, the cross section of the support plate 52 is U-shaped, and the U-shaped opening of the support plate 52 faces to one side close to the outer sleeve 4; a screw 53 is connected to the support plate 52 in a threaded manner, the axial direction of the screw 53 is overlapped with the axial direction of the sliding barrel 51, the screw 53 penetrates through the sliding barrel 51 and is connected with the sliding barrel 51 in a sliding manner, and a butterfly-shaped power assisting sheet 530 for being held by a person is fixedly connected to the end part of the screw 53 far away from the sliding barrel 51; a baffle plate 54 is rotatably connected to the end part of the screw 53 in the sliding barrel 51, and the outer diameter of the baffle plate 54 is larger than that of the screw 53; six elastic elements 55 are further disposed in the receding groove 41 in a matrix, the elastic elements 55 are fixedly connected to the pressing plate 50 and elastically supported between the pressing plate 50 and the inner wall of the outer sleeve 4, the elastic elements 55 have a tendency to drive the pressing plate 50 to press the inner sleeve 3, and the elastic elements 55 in this embodiment are compression springs.

Referring to fig. 3 and 4, in order to reduce the wear of the inner sleeve 3 and the outer sleeve 4 on the first ring plate 12 and the second ring plate 21, respectively, a first buffer pad 32 is detachably sleeved on the first connecting cylinder 1, the first buffer pad 32 is a cylinder structure with an open end, a third abdicating hole 320 for the first connecting cylinder 1 to pass through is formed at one end of the first buffer pad 32 away from the open end, the first buffer pad 32 is located between the first ring plate 12 and the inner sleeve 3, the inner diameter of the first buffer pad 32 is adapted to the outer diameter of the first ring plate 10, the outer diameter of the first buffer pad 32 is adapted to the inner diameter of the inner sleeve 3, and the first buffer pad 32 in this embodiment is a rubber pad; the second connecting cylinder 20 is detachably sleeved with a second cushion pad 43, the second cushion pad 43 is of a cylinder structure with one open end, one end of the second cushion pad 43, which is far away from the open end, is provided with a fourth abdicating hole 430 for the second connecting cylinder 2 to pass through, the second cushion pad 43 is positioned between the second ring plate 21 and the outer sleeve 4, the outer diameter of the second cushion pad 43 is matched with the inner diameter of the inner sleeve 3, and the inner diameter of the second cushion pad 43 is matched with the outer diameter of the second ring plate 21.

The implementation principle of the embodiment is as follows: during installation, the limiting rod 13 is firstly embedded into the limiting groove 22, then the first buffer pad 32 and the second buffer pad 43 are respectively sleeved on the first ring plate 12 and the second ring plate 21, the inner sleeve 3 and the outer sleeve 4 move oppositely, in the process of mutual contact of the two, the pressing plate 50 is sequentially clamped with the multiple rows of annular tooth grooves 31, the elastic piece 55 is continuously compressed and stretched to deform until the inner sleeve 3 and the outer sleeve 4 can not continuously move relatively, at the moment, the inner sleeve 3 and the outer sleeve 4 fasten the first ring plate 12 and the second ring plate 21 together, and then the assisting piece 530 is pinched to rotate the screw 53, so that the baffle 54 abuts against the pressing plate 50, and the pressing plate 50 and the inner sleeve 3 are limited to move relatively; when the first ring plate 12 and the second ring plate 21 need to be separated, a worker rotates the movable screw 53 outwards, the screw 53 drives the baffle 54 to move, the baffle 54 drives the sliding barrel 51 to move, the sliding barrel 51 drives the pressing plate 50 to be separated from the annular tooth groove 31, and then the worker can pull the inner sleeve 3 and the outer sleeve 4 open in opposite directions, so that the first ring plate 12 and the second ring plate 21 are separated, and the mounting and dismounting efficiency of the coupler is improved.

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. A coupling for a glue-binding and book-setting machine, comprising a first connecting cylinder (1) and a second connecting tube (2) for connecting a rotating shaft on the glue-binding book-setting machine, the first connecting tube (1) and the first connecting tube (1) and the second connecting tube (2). The two connecting cylinders (2) are coaxially arranged, one end of the first connecting cylinder (1) is coaxially fixed with a first ring plate (12), and one end of the second connecting cylinder (2) is coaxially fixed with a second ring plate (12). The ring plate (21) is characterized in that the limiting rod (13) is vertically fixed on the side of the first ring plate (12) away from the first connecting cylinder (1), and the second ring plate (21) is away from the second ring plate (21). One side of the connecting cylinder (2) is provided with a limit groove (22) into which the limit rod (13) is embedded, and a first ring plate (12) and a second ring plate (21) are sleeved with a limit groove (22) for enabling the first ring plate (12) and the second ring plate (21). The inner sleeve (3) and the outer sleeve (4) to which the ring plate (12) and the second ring plate (21) are in close contact, the inner sleeve is a cylindrical structure with one end open, and the inner sleeve (3) is far away from it. One end of the opening is provided with a first abdication hole (30) for the first connecting cylinder (1) to pass through, and the outer sleeve (4) is a cylinder structure with one end open, and is opened at the end of the outer sleeve (4) away from its opening There is a second escape hole (40) for the second connecting cylinder (2) to pass through, and a limiting assembly (5) is also provided on the outer sleeve (4), and the inner sleeve (3) and the outer sleeve (4) pass through The limit component (5) is detachably clamped. 2 . The coupling for a perfect binding booksetting machine according to claim 1 , wherein at least two limit rods ( 13 ) are provided. 3 . 3. The coupling for a perfect binding booksetting machine according to claim 1, characterized in that: the outer peripheral surface of the inner sleeve (3) is provided with several rows of annular tooth grooves (31) along its axis direction. ), the limiting assembly (5) includes a pressing plate (50), and a serration (500) adapted to the annular tooth groove (31) is provided on the side of the pressing plate (50) close to the inner sleeve (3), A sliding hole (42) is opened on the outer sleeve (4), and a sliding cylinder (42) whose end is fixedly connected to the side of the pressing plate (50) away from the sawtooth (500) is slidably connected in the sliding hole (42). 51), a support plate (52) is fixedly connected to the outer wall of the outer sleeve (4), and a screw (53) whose end extends into the sliding cylinder (51) is threaded on the support plate (52), and the screw (53) ) is slidably connected with the sliding cylinder (51), and the end of the screw (53) located in the sliding cylinder (51) is connected with a device for driving the pressing plate (50) against the inner sleeve (3) and driving the sliding cylinder (51) Baffle plate (54) away from the annular gullet (31). 4. A coupling for a perfect binding booksetting machine according to claim 3, characterized in that: the inner diameter of the outer sleeve (4) is adapted to the outer diameter of the inner sleeve (3), and the outer diameter of the outer sleeve (4) is adapted to An escape groove (41) is formed on the inner peripheral surface of the cylinder (4), and the pressing plate (50) is movably embedded in the escape groove (41). 5. The coupling for a perfect binding booksetting machine according to claim 4, characterized in that: a space for driving the pressing plate (50) to press against the inner sleeve (3) is provided in the abdication groove (41). ) elastic piece (55), the elastic piece (55) is elastically supported between the pressing plate (50) and the outer sleeve (4). 6 . The coupling for a perfect binding booksetting machine according to claim 3 , wherein the cross section of the sawtooth ( 500 ) is a right-angled triangle, and a right-angled surface thereof is connected to the axis of the outer sleeve ( 4 ). 7 . The direction is vertical, and its inclined surface faces the side away from the second escape hole (40). 7 . The coupling for a perfect binding booksetting machine according to claim 3 , characterized in that: an end of the screw ( 53 ) away from the baffle plate ( 54 ) is fixed with a booster sheet ( 530 ). 8 . 8 . The coupling for a perfect binding booksetting machine according to claim 1 , wherein a first buffer pad ( 32), the first buffer pad (32) is provided with a third escape hole (320) for the first connecting cylinder (1) to pass through, between the second ring plate (21) and the outer sleeve (4) A second buffer pad (43) is provided, and a fourth escape hole (430) for the second connecting cylinder (2) to pass through is opened on the second buffer pad (43).

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