Printing machine paperboard guide jig

Abstract

The utility model relates to the technical field of paperboard guide jigs for printing machines, in particular to a paperboard guide jig for a printing machine, which comprises a guide plate and a mounting frame, the mounting frame is provided with a mounting mechanism and an adjusting box, one end of the adjusting box is provided with an open hole, a threaded hole is arranged between the open hole and the other end of the adjusting box, and the threaded hole is communicated with the guide plate. A threaded hole is formed in the guide plate, a threaded column is arranged on the threaded hole, a bearing seat is arranged between one end of the threaded column and the guide plate, a tooth column is arranged between the threaded column and the open hole, a driving mechanism is arranged between the adjusting box and the tooth column, a fastening box is arranged on one side of the adjusting box, and a fastening groove is formed in the fastening box. According to the structure, the position of the guide plate can be automatically adjusted, meanwhile, it can be still guaranteed that the guide plate is firmly fixed to the position through the elastic component under the condition that a conveying belt or other external influences are loosened, and a paperboard can be stably, reliably and accurately guided to a printing cylinder.

Description

Technical Field

[0001] The utility model relates to the technical field of a paperboard guiding jig for a printing press, in particular to a paperboard guiding jig for a printing press. Background Art

[0002] As is known to all, when printing cardboards of different sizes, the existing cardboard printing machine needs to adjust the conveying width of the cardboard conveyor to limit the side of the cardboard, so as to accurately guide the cardboard into the printing cylinder. The existing conveyor is usually provided with guide strips on both sides, and the width between the two guide strips is adjustable. Since the guide strips are fixed with threaded fasteners, it is relatively cumbersome to adjust. Moreover, since the guide strips are long, there are many threaded fasteners on the guide strips. Each adjustment requires the disassembly and assembly of multiple threaded fasteners, which greatly affects the production efficiency. Therefore, it is necessary to propose a solution to this technical problem. Utility Model Content

[0003] 1. Technical issues to be solved

[0004] Aiming at the deficiencies of the prior art, the utility model provides a printing press cardboard guiding jig.

[0005] (II) Technical solution

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a printing press cardboard guiding fixture, comprising a guide plate and a mounting frame, the mounting frame is provided with a mounting mechanism and an adjustment box, one end of the adjustment box is provided with an opening, a threaded hole is provided between the opening and the other end of the adjustment box, a threaded column is provided on the threaded hole, a bearing seat is provided between one end of the threaded column and the guide plate, a tooth column is provided between the threaded column and the opening, a driving mechanism is provided between the adjustment box and the tooth column, and a fastening box is provided on one side of the adjustment box. A fastening groove is provided inside the fastening box, a fastening hole is provided between one side of the fastening groove and the opening, an elastic component and a support plate are provided on the fastening groove, a fastening column is provided between the support plate and the fastening hole, a tooth block is provided at one end of the fastening column, the tooth block abuts against the tooth column, a supporting hole is provided on the support plate, a supporting column is provided on the supporting hole, an adjusting plate is provided at one end of the support column, the adjusting plate abuts against one side of the fastening groove, a telescopic mechanism is provided on the outer side of the fastening box, and the telescopic mechanism is connected to the support column.

[0007] Furthermore, the utility model is improved in that the driving mechanism includes a mounting slot and a driving motor, the mounting slot is provided on one side of the opening, the driving motor is installed on the mounting slot, and a gear is provided at the output end of the driving motor, and the gear is meshedly connected to the gear column.

[0008] Furthermore, the utility model is improved in that the mounting mechanism comprises a mounting hole, the mounting hole is opened on the mounting frame, and a plurality of the mounting holes are provided.

[0009] Furthermore, the utility model is improved in that the driving motor is a servo motor.

[0010] Furthermore, the utility model is improved in that a plurality of elastic components are provided.

[0011] Furthermore, the utility model is improved in that the telescopic mechanism is an electric telescopic rod.

[0012] Furthermore, the utility model is improved in that the elastic component is a spring.

[0013] Furthermore, the utility model is improved in that a twist block is provided at one end of the tooth column.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides a printing press cardboard guiding jig, which has the following beneficial effects:

[0016] The cardboard guiding jig of the printing press can make the threaded column rotate and move in the threaded hole by controlling the telescopic mechanism and the driving mechanism, and the guide plate is located on the top of the conveyor belt through the bearing seat and the guide plate, so that the guide plate can move linearly on the top of the conveyor belt, thereby adjusting the distance of the guide plate on the conveyor belt. This structure can automatically adjust the position of the guide plate, and can ensure that the guide plate is firmly fixed in position through the elastic component when the conveyor belt or other external influences become loose, so that the cardboard can be stably and reliably accurately guided to the printing cylinder. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of the utility model Figure 1 ;

[0018] Figure 2 This is a schematic diagram of the structure of the utility model Figure 2 ;

[0019] Figure 3 For this utility model Figure 1 The enlarged structure of the middle adjustment box is a half-section front view;

[0020] Figure 4 For this utility model Figure 1 A top view of the enlarged structure of the middle adjustment box.

[0021] In the figure: 1. guide plate; 2. mounting frame; 3. adjustment box; 4. threaded column; 5. bearing seat; 6. gear column; 7. fastening box; 8. elastic component; 9. support plate; 10. fastening column; 11. gear block; 12. support column; 13. adjustment plate; 14. telescopic mechanism; 15. drive motor; 16. gear. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-4The utility model is a cardboard guiding fixture for a printing press, comprising a guide plate 1 and a mounting frame 2, the mounting frame 2 is provided with a mounting mechanism and an adjusting box 3, one end of the adjusting box 3 is provided with an opening, a threaded hole is provided between the opening and the other end of the adjusting box 3, a threaded column 4 is provided on the threaded hole, a bearing seat 5 is provided between one end of the threaded column 4 and the guide plate 1, a tooth column 6 is provided between the threaded column 4 and the opening, a driving mechanism is provided between the adjusting box 3 and the tooth column 6, a fastening box 7 is provided on one side of the adjusting box 3, a fastening groove is provided inside the fastening box 7, a fastening hole is provided between one side of the fastening groove and the opening, an elastic component 8 and a support plate are provided on the fastening groove 9, a fastening column 10 is provided between the support plate 9 and the fastening hole, a tooth block 11 is provided at one end of the fastening column 10, and the tooth block 11 abuts against the tooth column 6, a support hole is opened on the support plate 9, and a support column 12 is provided on the support hole, and an adjustment plate 13 is provided at one end of the support column 12, and the adjustment plate 13 abuts against one side of the fastening groove, and a telescopic mechanism 14 is provided on the outer side of the fastening box 7, and the telescopic mechanism 14 is connected to the support column 12. In this embodiment, the mounting frame 2 is assembled on the side of the conveyor belt of the equipment through the mounting mechanism on the mounting frame 2, and then the cardboard moving on the conveyor belt is guided by the guide plate 1, so that the cardboard can be accurately guided into the printing cylinder, and cardboard of different sizes and types can be accurately guided. When guiding, it is necessary to adjust the position of the guide plate 1. At this time, the support column 12 is pulled by controlling the telescopic mechanism 14. The support column 12 drives the adjustment plate 13 to move through the support hole. The adjustment plate 13 drives the support plate 9 to move. The support plate 9 drives the fastening column 10 to make the tooth block 11 leave the tooth column 6. The elastic component 8 in the fastening groove is squeezed and contracted. Then the tooth column 6 is rotated by the driving mechanism. The tooth column 6 drives the threaded column 4 in the threaded hole to rotate. The threaded column 4 rotates and moves in the threaded hole. The bearing seat 5 and the guide plate 1 are located at the top of the conveyor belt, so that the guide plate 1 can move linearly at the top of the conveyor belt, thereby adjusting the distance of the guide plate 1 on the conveyor belt. After adjusting to the specified position, the driving mechanism is closed and the control The telescopic mechanism 14 resets the adjustment plate 13, so that the elastic component 8 supports the support plate 9, so that the tooth block 11 is against the tooth column 6, and the tooth column 6 is fixed, so as to prevent the threaded column 4 from loosening, and ensure that the guide plate 1 is firmly and stably fixed in position, so that the guide plate 1 accurately guides the paperboard. When the personnel manually debug the guide plate 1, the tooth plate is manually rotated to debug the position of the guide plate 1, so as to facilitate the use of the driving mechanism to move the guide plate 1 later. This structure can realize automatic adjustment of the position of the guide plate 1, and can ensure that the guide plate 1 is firmly fixed in position through the elastic component 8 when the conveyor belt or other external influences are loose, and can stably and reliably guide the paperboard to the printing cylinder accurately.

[0024] In the present embodiment, the driving mechanism includes a mounting groove and a driving motor 15. The mounting groove is provided on one side of the opening. The driving motor 15 is installed on the mounting groove. A gear 16 is provided at the output end of the driving motor 15. The gear 16 is meshed and connected to the gear column 6. The output end of the driving motor 15 is controlled to drive the gear 16. The gear 16 is meshed and connected to the gear column 6. The gear 16 can drive the gear column 6 to rotate. The gear column 6 drives the threaded column 4 to rotate stably, thereby realizing automatic rotation adjustment of the threaded column 4.

[0025] In the present embodiment, the mounting mechanism includes a mounting hole, and the mounting hole is provided on the mounting frame 2. There are multiple mounting holes. Through the multiple mounting holes provided on the mounting frame 2, the mounting frame 2 can be assembled and fixed to the conveyor belt of the equipment by using bolts and other parts through the mounting holes, thereby facilitating the firm assembly of the fixture.

[0026] In this solution, the driving motor 15 is a servo motor, which has the characteristic of high rotation accuracy, thereby being able to improve the rotation accuracy of the driving motor 15 .

[0027] In this solution, a plurality of elastic components 8 are provided, and the support plate 9 can be better supported by the plurality of elastic components 8 , so that the tooth block 11 can be more stably engaged with the tooth column 6 .

[0028] In this solution, the telescopic mechanism 14 is an electric telescopic rod, which has the characteristics of high precision, low power consumption and high reliability.

[0029] In this solution, the elastic component 8 is a spring, which has the characteristics of good elasticity and good support, so that it can better elastically support the support plate 9 in the fastening groove.

[0030] In this solution, a screw block is provided at one end of the tooth column 6 , and by holding the screw block, a person can manually adjust the rotating tooth column 6 , thereby facilitating manual adjustment of the threaded column 4 .

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A printing press cardboard guiding fixture, comprising a guiding plate (1) and a mounting frame (2), wherein the mounting frame (2) is provided with a mounting mechanism and an adjusting box (3), characterized in that: An opening is provided at one end of the adjusting box (3), a threaded hole is provided between the opening and the other end of the adjusting box (3), a threaded column (4) is provided on the threaded hole, a bearing seat (5) is provided between one end of the threaded column (4) and the guide plate (1), a tooth column (6) is provided between the threaded column (4) and the opening, a driving mechanism is provided between the adjusting box (3) and the tooth column (6), a fastening box (7) is provided on one side of the adjusting box (3), a fastening groove is provided inside the fastening box (7), a fastening hole is provided between one side of the fastening groove and the opening, and the fastening groove An elastic component (8) and a support plate (9) are provided on the support plate (9); a fastening column (10) is provided between the support plate (9) and the fastening hole; a tooth block (11) is provided at one end of the fastening column (10); the tooth block (11) abuts against the tooth column (6); a support hole is provided on the support plate (9); a support column (12) is provided on the support hole; an adjustment plate (13) is provided at one end of the support column (12); the adjustment plate (13) abuts against one side of the fastening groove; a telescopic mechanism (14) is provided on the outer side of the fastening box (7); the telescopic mechanism (14) is connected to the support column (12).

2. The printing press cardboard guiding jig according to claim 1, characterized in that: The driving mechanism comprises a mounting groove and a driving motor (15), wherein the mounting groove is arranged on one side of the opening, the driving motor (15) is mounted on the mounting groove, and a gear (16) is provided at the output end of the driving motor (15), and the gear (16) is meshedly connected to the gear column (6).

3. The printing press cardboard guiding jig according to claim 2, characterized in that: The mounting mechanism comprises a mounting hole, wherein the mounting hole is opened on the mounting frame (2), and a plurality of the mounting holes are provided.

4. The printing press cardboard guiding jig according to claim 3, characterized in that: The driving motor (15) is a servo motor.

5. The printing press cardboard guiding jig according to claim 4, characterized in that: The elastic component (8) is provided in plurality.

6. The printing press cardboard guiding jig according to claim 5, characterized in that: The telescopic mechanism (14) is an electric telescopic rod.

7. The printing press cardboard guiding jig according to claim 6, characterized in that: The elastic component (8) is a spring.

8. The printing press cardboard guiding jig according to claim 7, characterized in that: A screw block is provided at one end of the tooth column (6).

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