Paper feeding wheel front-back adjusting mechanism

Abstract

The utility model belongs to the field of die-cutting machines, and particularly relates to a paper feeding wheel front-back adjusting mechanism which is used for adjusting the position of a paper feeding wheel, the paper feeding wheel is hung above paper through a mounting frame, the adjusting mechanism comprises a manual rotation driving part and a translation seat, the translation seat is in transmission connection with the manual rotation driving part, and the manual rotation driving part is connected with the translation seat. The paper feeding wheel is connected with the translation seat through a mounting frame, the paper feeding wheel is driven by the manual rotation driving part to have the degree of freedom of moving back and forth in the paper conveying direction, and the adjusting mechanism can manually control the manual rotation driving part by observing the matching state of the paper feeding wheel and paper so as to adjust the paper conveying direction. And the front-back position of the paper feeding wheel is adjusted to the optimal conveying state, and better operation flexibility is achieved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of die cutting machine, concretely relates to a paper feeding wheel front and back adjusting mechanism. BACKGROUND

[0002] The paper feeding wheel of the die cutting machine is a key component in the paper feeding system of the die cutting machine, and the paper feeding wheel stably transfers paper from a paper feeding part to a die cutting part through friction. The front and back positions of the paper feeding wheels corresponding to different specifications of paper are different. At present, the adjustment of the front and back positions of the paper feeding wheels of the die cutting machines on the market is mostly electric or pneumatic adjustment, and the paper feeding wheels reach the preset positions through input parameters, but it is found in actual use that the preset positions in the existing adjustment mode may affect the matching accuracy of the paper feeding wheels and the paper due to the measurement error of the specifications of the paper, resulting in unstable paper feeding and affecting the quality of the die cutting products, so it is necessary to repeatedly enter the operation section to change the parameters and then start the equipment to observe whether it is qualified, and the operation is relatively cumbersome. CONTENT OF THE UTILITY MODEL

[0003] In order to solve the problems existing in the prior art, the utility model provides a paper feeding wheel front and back adjusting mechanism, which can observe the matching state of the paper feeding wheel and the paper, manually control the manual rotary driving part, adjust the front and back positions of the paper feeding wheel to the best state of conveying, and has better operation flexibility.

[0004] The specific technical scheme adopted by the utility model is:

[0005] A paper feeding wheel front and back adjusting mechanism is used for adjusting the position of the paper feeding wheel, the paper feeding wheel is suspended above the paper by means of a mounting frame, and the key lies in that the adjusting mechanism comprises a manual rotary driving part and a translation seat, the translation seat is in transmission connection with the manual rotary driving part, the paper feeding wheel is connected with the translation seat by means of the mounting frame, and the paper feeding wheel has the freedom of moving forward and backward along the paper conveying direction by means of the driving of the manual rotary driving part.

[0006] The translation seat is provided with a protruding sliding block, the protruding sliding block is in guiding connection with a guide rail, and the guide rail is arranged in parallel with the paper conveying direction.

[0007] The manual rotary driving part comprises a gear and a fixed rack meshing with the gear, the fixed rack is connected with the rack of the die cutting machine by means of an adapter frame, the gear is hingedly arranged with the translation seat, and the fixed rack is arranged in parallel with the guide rail.

[0008] A hand wheel is connected to the gear.

[0009] The length of the guide rail is less than that of the toothed segment of the fixed rack, and the two ends of the toothed segment respectively extend outward from the planes where the end portions of the guide rail are located.

[0010] The adjusting mechanism further comprises a cross pipe, the cross pipe is arranged perpendicularly and horizontally to the paper conveying direction, symmetrical manual rotary driving parts are arranged at two ends of the cross pipe, a transmission shaft is arranged on the cross pipe, the manual rotary driving parts at the two ends of the cross pipe are drivingly connected through the transmission shaft, and the mounting frame is connected with the translation seat through the cross pipe.

[0011] The guide rails are arranged at the inner sides of the fixed racks respectively, and the opening directions of the two guide rails are arranged oppositely.

[0012] The paper conveying device has the advantages that:

[0013] 1、The mounting frame is mounted on the translation seat, and a worker can manually control the manual rotary driving part according to the paper specifications and actual conveying conditions by observing the matching state of the paper conveying wheel and the paper, so that the translation seat drives the paper conveying wheel to move back and forth until the best conveying effect is achieved, without the need of frequent shutdown and data change for testing, and better operation flexibility is achieved.

[0014] 2、The structure is simple, and no complex electronic elements are needed, so that the maintenance cost and difficulty are reduced.

[0015] 3、The guide rails provide support and guidance for the translation seat, the accuracy of the position adjustment of the paper conveying wheel is improved, and the stability and accuracy of paper conveying are ensured.

[0016] 4、The manual rotary driving part comprises the fixed rack and the gear which are mutually engaged, the transmission ratio between the gear and the fixed rack is stable and reliable, and the accurate adjustment of the position of the paper conveying wheel is facilitated.

[0017] 5、The adjusting mechanism further comprises the cross pipe, gears, the translation seat and the guide rails are arranged at two ends of the cross pipe respectively, the cross pipe is fixedly connected with the translation seat, the gears are synchronously rotated through the transmission shaft penetrating through the cross pipe, and the overall stability of the adjusting mechanism is improved.

[0018] 6、The guide rails are arranged at the inner sides of the fixed racks respectively, the structure layout is optimized, the number of actually installed components is reduced, and installation and maintenance are more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a structural schematic view of the utility model;

[0020] Figure 2 It is an assembly schematic view among the cross pipe, the translation seat and the manual rotary driving part;

[0021] In the drawings, 1 is a mounting frame, 2 is a manual rotary driving part, 3 is a translation seat, 301 is a protruding sliding block, 4 is a guide rail, 5 is a fixed rack, 6 is a hand wheel, 7 is a toothed section, 8 is a cross pipe, 9 is a transmission shaft, 10 is a gear, and 11 is an adapter frame. DETAILED DESCRIPTION

[0022] The utility model is further described below in combination with the drawings and specific embodiments.

[0023] Specific embodiments, such as Figure 1 The utility model relates to a paper wheel front and back adjusting mechanism for adjusting the position of a paper wheel, which is suspended above paper by means of a mounting frame 1, and the key lies in that the adjusting mechanism comprises a manual rotary drive part 2 and a translation seat 3, the translation seat 3 is in transmission connection with the manual rotary drive part 2, the paper wheel is connected with the translation seat 3 by means of the mounting frame 1, and the paper wheel has the freedom of moving forward and backward along the paper conveying direction by means of the driving of the manual rotary drive part 2; the staff can manually control the manual rotary drive part 2 according to the paper specifications and actual conveying conditions by observing the matching state of the paper wheel and the paper, so that the translation seat 3 drives the paper wheel to move forward and backward until the best conveying effect is achieved, frequent shutdown and data change for testing are not needed, and better operation flexibility is achieved.

[0024] The translation seat 3 is provided with a protruding sliding block 301, the protruding sliding block 301 is in guiding connection with a guide rail 4, the guide rail 4 is arranged in parallel with the paper conveying direction, and the guide rail 4 provides support and guidance for the translation seat 3, so that the accuracy of the position adjustment of the paper wheel can be improved, and the stability and accuracy of paper conveying are ensured.

[0025] The manual rotary drive part 2 comprises a gear 10 and a fixed rack 5 in meshing connection with the gear 10, the fixed rack 5 is connected with the rack of the die-cutting machine by means of an adapter frame 11, the gear 10 is hingedly arranged with the translation seat 3, the fixed rack 5 is arranged in parallel with the guide rail 4, the transmission ratio of the gear and the fixed rack 5 is stable, and the accurate adjustment of the position of the paper wheel is facilitated.

[0026] The gear 10 is connected with a hand wheel 6, the hand wheel 6 can facilitate the staff to control the rotation of the gear, and the operation is convenient.

[0027] The length of the guide rail 4 is less than that of a toothed section 7 of the fixed rack 5, and the two ends of the toothed section 7 extend outward from the planes where the end portions of the guide rail 4 are located, when the gear 10 drives the translation seat 3 to travel to the end portion of the guide rail 4, the end portion of the guide rail 4 limits the limit position of the translation seat 3, and prevents the gear 10 from continuing to move forward or backward.

[0028] As Figure 1 , Figure 2As shown, the adjusting mechanism further comprises a cross pipe 8, which is arranged perpendicularly and horizontally to the paper conveying direction, and symmetrical manual rotating driving parts 2 and translation seats 3 are arranged at both ends of the cross pipe 8, i.e. gear wheels 10, fixed racks 5 and translation seats 3 are arranged at both sides of the cross pipe 8 respectively, a transmission shaft 9 is arranged on the cross pipe 8, the gear wheels 10 at both ends of the cross pipe 8 are drivingly connected by means of the transmission shaft 9, the mounting frame 1 is connected with the translation seats 3 by means of the cross pipe 8, and the translation seats 3 are guidingly connected with the guide rails 4 by means of the protruding sliding blocks 301 respectively, so that the overall stability and adjusting precision of the adjusting mechanism are effectively improved.

[0029] Preferably, the guide rails 4 are arranged at the inner sides of the fixed racks 5 respectively, the structure layout is optimized, the number of actual installation components is reduced, and the installation and maintenance are more convenient, the opening directions of the two guide rails 4 are arranged oppositely, the upper and lower sidewalls of the guide rails 4 are attached to the translation seats 3, the translation seats 3 are limited in the vertical direction, the guide rails 4 at both sides of the cross pipe 8 limit the translation seats 3 and the cross pipe 8 in the left-right direction, and the translation seats 3 and the cross pipe 8 driving the paper wheels from being inclined in the vertical direction or the left-right direction are effectively avoided.

Claims

1. A mechanism for adjusting the position of a platen, said platen being suspended above the paper by means of a mounting frame (1), characterized in that: The adjusting mechanism comprises a manual rotary driving part (2) and a translation seat (3), the translation seat (3) is in transmission connection with the manual rotary driving part (2), the paper feeding wheel is connected with the translation seat (3) through the mounting frame (1), and the paper feeding wheel has the freedom of moving forward and backward along the paper conveying direction through the driving of the manual rotary driving part (2).

2. A paper feed wheel forward and backward adjustment mechanism according to claim 1, characterized in that: The translation seat (3) is provided with a convex sliding block (301), the convex sliding block (301) is in guiding connection with a guide rail (4), and the guide rail (4) is arranged in parallel with the paper conveying direction.

3. A paper feed wheel forward and backward adjustment mechanism according to claim 1, characterized in that: The manual rotary driving part (2) comprises a gear (10) and a fixed rack (5) in meshing connection with the gear (10), the fixed rack (5) is connected with the rack of the die-cutting machine through an adapter frame (11), the gear (10) is hingedly arranged with the translation seat (3), and the fixed rack (5) is arranged in parallel with the guide rail (4).

4. A paper feed wheel forward and backward adjustment mechanism according to claim 3, characterized in that: The gear (10) is connected with a hand wheel (6).

5. A paper feed wheel forward and backward adjustment mechanism according to claim 3, characterized in that: The length of the guide rail (4) is less than that of a toothed section (7) of the fixed rack (5), and the two ends of the toothed section (7) are respectively extended outward from the planes where the ends of the guide rail (4) are located.

6. A paper feed wheel forward and backward adjustment mechanism according to claim 3, characterized in that: The adjusting mechanism further comprises a cross pipe (8), the cross pipe (8) is arranged in parallel with the paper conveying direction, the cross pipe (8) is symmetrically provided with the manual rotary driving part (2) at two ends, the cross pipe (8) is provided with a transmission shaft (9), the manual rotary driving parts (2) at the two ends of the cross pipe (8) are in transmission connection through the transmission shaft (9), and the mounting frame (1) is connected with the translation seat (3) through the cross pipe (8).

7. A paper feed wheel forward and backward adjustment mechanism according to claim 6, characterized in that: The guide rails (4) are respectively arranged on the inner sides of the fixed racks (5), and the opening directions of the two guide rails (4) are oppositely arranged.

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