Quick release mechanism for film running roller of packaging machine

Abstract

The utility model belongs to the technical field of quick release mechanisms, and particularly relates to a quick release mechanism for a film running roller of a packaging machine, which comprises a mounting plate and a roller body, positioning rods are fixedly connected to two sides of the roller body, and a mounting groove is formed in the top of the mounting plate; a positioning mechanism is arranged on the positioning block, the positioning mechanism comprises a positioning groove formed in one side face of the positioning block, a sliding groove is formed in the inner side wall of the positioning groove, a sliding block is slidably connected into the sliding groove, and one end of the sliding block extends out of the sliding groove and is fixedly connected with a limiting block; through the arrangement of the positioning mechanism, the roller body can be conveniently and quickly disassembled and assembled, and the disassembling and assembling efficiency is improved, that is, when the roller body needs to be disassembled and assembled, the roller body is pushed to apply pressure to the limiting block, so that one positioning rod located in the mounting hole is separated from the mounting hole, and positioning and limiting of one end of the positioning rod are relieved; and then the roller body is inclined and the other positioning rod is separated from the mounting hole, so that the roller body can be quickly taken down.

Description

Technical Field

[0001] The utility model belongs to the technical field of quick-release mechanisms, in particular to a quick-release mechanism for a film-feeding roller of a packaging machine. Background Art

[0002] A packaging machine is a type of machine that packages products. There are many types of packaging machines, and film packaging machines, as one of them, are often used for product packaging. Film packaging machines require film-feeding rollers when rolling films.

[0003] The film feeding roller needs to be replaced and maintained from time to time during use. In order to reduce the impact on the use of the packaging machine, the film feeding roller needs to be quickly disassembled and replaced. However, the film feeding roller is usually fixed on the positioning frame of the packaging machine by bolts, which is not convenient for quick disassembly and assembly of the film feeding roller. Therefore, a quick-disassembly mechanism for the film feeding roller of the packaging machine is proposed to address the above problem. Utility Model Content

[0004] In order to make up for the shortcomings of the prior art and solve the problem that the film feeding roller needs to be replaced and maintained irregularly during use, and in order to reduce the impact on the use of the packaging machine, it is necessary to quickly disassemble and replace the film feeding roller. However, the film feeding roller is usually fixed on the positioning frame of the packaging machine by bolts, which makes it inconvenient to quickly disassemble and assemble the film feeding roller. A quick-disassembly mechanism for the film feeding roller of a packaging machine is proposed.

[0005] The technical solution adopted by the utility model to solve the technical problem is: the utility model is a packaging machine film feeding roller quick disassembly mechanism, comprising a mounting plate and a roller body, both sides of the roller body are fixedly connected with positioning rods, the top of the mounting plate is provided with a mounting groove, and a positioning block is arranged in the mounting groove;

[0006] The positioning block is provided with a positioning mechanism, which includes a positioning groove opened on one side of the positioning block, a sliding groove opened on the inner side wall of the positioning groove, a sliding block slidably connected in the sliding groove, one end of the sliding block extends out of the sliding groove and is fixedly connected to the limiting block, one end of the limiting block is elastically connected to the inner side wall of the positioning groove by a spring, the other end of the limiting block extends out of the positioning groove, and a mounting hole is opened on the side of the limiting block away from the positioning block. Through the setting of the positioning mechanism, the roller body can be quickly disassembled and assembled, thereby improving the disassembly and assembly efficiency.

[0007] Preferably, the top of the positioning block is fixedly connected to a limiting frame, and the inner side wall of the limiting frame is rotatably connected to an auxiliary block via a rotating shaft. Through the arrangement of the limiting frame and the auxiliary block, the roller body can be limited when the roller body is in use to avoid the possibility of the roller body automatically falling off due to the deviation of the film causing the roller body to shift and move.

[0008] Preferably, an adjustment groove is provided on the inner side wall of the mounting plate, a screw rod is rotatably connected to the inner bottom wall of the adjustment groove, a transmission block is threadedly connected to the outer wall of the screw rod, one end of the transmission block extends out of the adjustment groove and is fixedly connected to the positioning block, the top end of the screw rod passes through the adjustment groove and is connected to the outside world, and through the arrangement of the screw rod, the transmission block and the adjustment groove, the height of the roller body can be adjusted while the roller body is positioned, avoiding the inconvenience of adjusting the height of the roller body after it is installed and positioned.

[0009] Preferably, an auxiliary ring is fixedly connected to the outer wall of the roller body, and a wear-resistant layer is provided on the outer wall of the auxiliary ring. By providing the auxiliary ring, the film can be positioned to reduce the possibility of deviation.

[0010] Preferably, an anti-slip protrusion is provided at the bottom of the mounting plate, and a guide rod is fixedly connected to the inner bottom wall of the mounting groove, and the top end of the guide rod passes through the positioning block, and the movement of the positioning block is positioned by the guide rod.

[0011] Preferably, a knob is fixedly connected to the top end of the screw rod, and an outer wall of the knob is provided with anti-slip grooves. The setting of the knob can facilitate the application of force to the screw rod.

[0012] Preferably, a fixing block is fixedly connected to one side of the mounting plate, and a fixing hole is provided on the top of the fixing block. The mounting plate can be easily positioned on the packaging machine through the arrangement of the fixing block and the fixing hole thereon.

[0013] Beneficial effects of the utility model:

[0014] 1. The utility model provides a quick-disassembly mechanism for a film-feeding roller of a packaging machine. Through the setting of a positioning mechanism, the roller body can be quickly disassembled and assembled to improve the disassembly and assembly efficiency. That is, when the roller body needs to be disassembled and assembled, the roller body is pushed to apply pressure to the limit block, so that one of the positioning rods located in the mounting hole is disengaged from the mounting hole, and the positioning and limiting of one end thereof are released. Then, the roller body is tilted and the other positioning rod is disengaged from the mounting hole, and the roller body can be quickly removed.

[0015] 2. The utility model provides a quick-release mechanism for the film-feeding roller of a packaging machine. Through the arrangement of a limit frame and an auxiliary block, the roller body can be limited when in use to avoid the roller body from shifting and moving due to the deviation of the film, and the possibility of the roller body automatically falling off. Through the arrangement of a screw rod, a transmission block and an adjustment groove, the height of the roller body can be adjusted while the roller body is positioned, avoiding the inconvenience in adjusting the height of the roller body after it is installed and positioned, that is, the top end of the screw rod is rotated to drive the transmission block to move, so as to adjust the height of the positioning block. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0017] Figure 1 It is a three-dimensional diagram of the utility model;

[0018] Figure 2 It is a three-dimensional diagram of the mounting plate in the utility model;

[0019] Figure 3 It is a cross-sectional structural diagram of the mounting plate in the utility model;

[0020] Figure 4 It is a three-dimensional diagram of the roller body in the utility model.

[0021] Legend:

[0022] 1. Mounting plate; 2. Roller body; 3. Positioning rod; 4. Positioning block; 5. Positioning mechanism; 51. Positioning groove; 52. Limit block; 53. Spring; 54. Mounting hole; 55. Slide groove; 6. Auxiliary block; 7. Screw rod; 8. Knob; 9. Mounting block; 10. Auxiliary ring. DETAILED DESCRIPTION

[0023] 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 of 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.

[0024] Specific examples are given below.

[0025] See also Figure 1-Figure 4 The utility model provides a quick-disassembly mechanism for a film-feeding roller of a packaging machine, comprising a mounting plate 1 and a roller body 2, both sides of the roller body 2 are fixedly connected with positioning rods 3, a mounting groove is provided on the top of the mounting plate 1, and a positioning block 4 is provided in the mounting groove;

[0026] The positioning block 4 is provided with a positioning mechanism 5, which includes a positioning groove 51 opened on one side of the positioning block 4, and a sliding groove 55 is opened on the inner side wall of the positioning groove 51. A slider is slidably connected in the sliding groove 55, and one end of the slider extends out of the sliding groove 55 and is fixedly connected to the limiting block 52. One end of the limiting block 52 is elastically connected to the inner side wall of the positioning groove 51 through a spring 53, and the other end of the limiting block 52 extends out of the positioning groove 51. A mounting hole 54 is opened on the side of the limiting block 52 away from the positioning block 4; during operation, the positioning mechanism 5 can be set to facilitate the rapid disassembly and assembly of the roller body 2, and the disassembly and assembly efficiency is improved. That is, when it is necessary to disassemble and assemble the roller body 2, the roller body 2 is pushed to apply pressure to the limiting block 52, so that one of the positioning rods 3 located in the mounting hole 54 is disengaged from the mounting hole 54, and the positioning and limiting of one end of it is released. Then, the roller body 2 is tilted and the other positioning rod 3 is disengaged from the mounting hole 54, so that the roller body 2 can be quickly removed.

[0027] Further, such as Figure 2 As shown, the top of the positioning block 4 is fixedly connected to a limiting frame, and the inner side wall of the limiting frame is rotatably connected to an auxiliary block 6 via a rotating shaft. During operation, the setting of the limiting frame and the auxiliary block 6 can limit the roller body 2 when the roller body 2 is in use, so as to avoid the roller body 2 from shifting and moving due to the deviation of the film, and thus preventing the roller body 2 from automatically falling off.

[0028] Further, such as Figure 2 and Figure 3 As shown, the inner side wall of the mounting plate 1 is provided with an adjustment slot, the inner bottom wall of the adjustment slot is rotatably connected with a screw rod 7, the outer wall of the screw rod 7 is threadedly connected with a transmission block, one end of the transmission block extends out of the adjustment slot and is fixedly connected with the positioning block 4, and the top end of the screw rod 7 passes through the adjustment slot and communicates with the outside. During operation, the height of the roller body 2 can be adjusted while the roller body 2 is positioned by setting the screw rod 7, the transmission block and the adjustment slot, so as to avoid the inconvenience of adjusting the height of the roller body 2 after the roller body 2 is installed and positioned, that is, the top end of the screw rod 7 is rotated to drive the transmission block to move, so as to adjust the height of the positioning block 4.

[0029] Further, such as Figure 1 and Figure 4 As shown, the outer wall of the roller body 2 is fixedly connected with an auxiliary ring 10, and the outer wall of the auxiliary ring 10 is provided with a wear-resistant layer. During operation, the auxiliary ring 10 can be provided to position the film and reduce the possibility of deviation.

[0030] Further, such as Figure 2 As shown, the bottom of the mounting plate 1 is provided with an anti-skid protrusion, the inner bottom wall of the mounting groove is fixedly connected with a guide rod, and the top end of the guide rod passes through the positioning block 4. During operation, the movement of the positioning block 4 is positioned by the guide rod.

[0031] Further, such as Figure 1 and Figure 2As shown, the top of the screw rod 7 is fixedly connected with a knob 8, and the outer wall of the knob 8 is provided with anti-slip grooves. During operation, the setting of the knob 8 can facilitate the application of force to the screw rod 7.

[0032] Further, such as Figure 1 and Figure 2 As shown, a fixing block is fixedly connected to one side of the mounting plate 1, and a fixing hole is provided on the top of the fixing block. During operation, the mounting plate 1 can be conveniently positioned on the packaging machine through the setting of the fixing block and the fixing hole thereon.

[0033] Working principle: Through the setting of the positioning mechanism 5, the roller body 2 can be quickly disassembled and assembled to improve the disassembly and assembly efficiency. That is, when the roller body 2 needs to be disassembled and assembled, the roller body 2 is pushed to apply pressure to the limit block 52, so that one of the positioning rods 3 located in the mounting hole 54 is disengaged from the mounting hole 54, and the positioning and limiting of one end thereof are released. Then, the roller body 2 is tilted and the other positioning rod 3 is disengaged from the mounting hole 54, and the roller body 2 can be quickly removed.

[0034] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A quick-release mechanism for a film-feeding roller of a packaging machine, comprising a mounting plate (1) and a roller body (2), characterized in that: Positioning rods (3) are fixedly connected to both sides of the roller body (2); a mounting groove is provided on the top of the mounting plate (1), and a positioning block (4) is provided in the mounting groove; The positioning block (4) is provided with a positioning mechanism (5), the positioning mechanism (5) comprising a positioning groove (51) provided on a side surface of the positioning block (4), a sliding groove (55) provided on the inner side wall of the positioning groove (51), a slider slidably connected in the sliding groove (55), one end of the slider extending out of the sliding groove (55) and fixedly connected to a limiting block (52), one end of the limiting block (52) being elastically connected to the inner side wall of the positioning groove (51) through a spring (53), the other end of the limiting block (52) extending out of the positioning groove (51), and a mounting hole (54) provided on a side surface of the limiting block (52) away from the positioning block (4).

2. The quick-release mechanism for film-feeding rollers of a packaging machine according to claim 1, characterized in that: The top of the positioning block (4) is fixedly connected to a limiting frame, and the inner side wall of the limiting frame is rotatably connected to an auxiliary block (6) via a rotating shaft.

3. The quick-release mechanism for film-feeding rollers of a packaging machine according to claim 2, characterized in that: The inner side wall of the mounting plate (1) is provided with an adjustment groove, the inner bottom wall of the adjustment groove is rotatably connected to a screw rod (7), the outer wall of the screw rod (7) is threadedly connected to a transmission block, one end of the transmission block extends out of the adjustment groove and is fixedly connected to the positioning block (4), and the top end of the screw rod (7) passes through the adjustment groove and is in communication with the outside.

4. The quick-release mechanism for film-feeding rollers of a packaging machine according to claim 3, characterized in that: An auxiliary ring (10) is fixedly connected to the outer wall of the roller body (2), and the outer wall of the auxiliary ring (10) is provided with a wear-resistant layer.

5. The quick-release mechanism for film-feeding rollers of a packaging machine according to claim 4, characterized in that: The bottom of the mounting plate (1) is provided with an anti-slip protrusion, the inner bottom wall of the mounting groove is fixedly connected with a guide rod, and the top end of the guide rod passes through the positioning block (4).

6. The quick-release mechanism for film-feeding rollers of a packaging machine according to claim 5, characterized in that: The top end of the screw rod (7) is fixedly connected to a knob (8), and the outer wall of the knob (8) is provided with anti-slip grooves.

7. The quick-release mechanism for film-feeding rollers of a packaging machine according to claim 6, characterized in that: A fixing block is fixedly connected to one side of the mounting plate (1), and a fixing hole is provided on the top of the fixing block.

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