Double-blade platform transmission device

Abstract

The utility model discloses a double-cutter platform transmission device, and relates to the technical field of double-cutter platform transmission devices, the double-cutter platform transmission device comprises a support and a transmission belt, the upper surface of the support is fixedly connected with a double-cutter platform, and the upper surface of the double-cutter platform is provided with a main transmission mechanism, a tightness adjusting mechanism and a cutter transmission mechanism; the tightness adjusting mechanism comprises an L-shaped plate and two sliding blocks, the L-shaped plate is fixedly connected to the upper surface of the double-blade platform, a sliding groove is formed in the upper surface of the L-shaped plate, the upper surface of the L-shaped plate is slidably connected with the lower surface of the upper end sliding block, and a connecting rod is fixedly connected to the inner surface of the upper end sliding block; the end, away from the upper end sliding block, of the connecting rod penetrates through the sliding groove and then is fixedly connected with the lower end sliding block, the outer surface of the middle of the connecting rod is rotationally connected with an elastic wheel through a bearing, threaded holes are formed in the outer surfaces of the sliding blocks, and threaded rods are in threaded connection with the inner surfaces of the threaded holes. Through cooperation of the structures, the tightness of the transmission belt can be flexibly adjusted, and the transmission effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to double knife platform transmission device technical field, concretely is a double knife platform transmission device. BACKGROUND

[0002] ‌Tensioning wheel is the important component indispensable in double knife platform transmission device, the main purpose of setting tensioning wheel on double knife platform transmission device is usually adjusting the initial tension of transmission belt, ensuring the stability and reliability of transmission system. Tensioning wheel produces a force that tightens transmission belt, so that transmission belt can be pressed on working pulley with appropriate pressure, thereby preventing transmission belt from slipping and reducing vibration during operation.

[0003] ‌When the center distance of transmission belt cannot be adjusted, tensioning wheel can also play a role in tensioning transmission belt; therefore, when installing transmission belt, its tension must be ensured, but after working for a period of time, transmission belt may become loose due to elongation, and if tensioning wheel and transmission belt are not adjusted in time, the transmission effect of double knife platform transmission device will be affected.

[0004] Therefore, we provide a double knife platform transmission device. CONTENT OF UTILITY MODEL

[0005] The utility model discloses the purpose at: in order to can adjust the tension of transmission belt flexibly, improve transmission effect, a double knife platform transmission device is provided.

[0006] The technical scheme adopted by the utility model is as follows:

[0007] A double knife platform transmission device, including support and transmission belt, the upper surface of the support is fixedly connected with double knife platform, the upper surface of the double knife platform is installed with main transmission mechanism, tension adjusting mechanism and tool transmission mechanism;

[0008] The tension adjusting mechanism includes L-shaped plate and two sliding blocks, the upper surface of the L-shaped plate is fixedly connected on the upper surface of the double knife platform, the upper surface of the L-shaped plate is equipped with the sliding groove, the upper surface of the L-shaped plate is slidably connected with the lower surface of the upper end sliding block, the inner surface of the upper end sliding block is fixedly connected with the connecting rod, one end of the connecting rod away from the upper end sliding block passes through the sliding groove and is fixedly connected with the lower end sliding block, the middle outer surface of the connecting rod is rotatably connected with the tensioning wheel through the bearing, the outer surface of the sliding block is equipped with the threaded hole, the inner surface of the threaded hole is threadedly connected with the threaded rod, one end of the threaded rod away from the threaded hole is movably passed through the outer side of the L-shaped plate, and the outer surface of the threaded rod is threadedly connected with the outer side of the L-shaped plate;

[0009] The main transmission mechanism comprises a rotating rod 1, the rotating rod 1 is rotatably connected to the upper surface of the double-knife platform through a bearing, and the outer surface of the rotating rod 1 is fixedly connected with a driving wheel.

[0010] Further, the knife transmission mechanism comprises a rotating rod 2 and a rotating rod 3, the rotating rod 2 and the rotating rod 3 are installed at the end of the double-knife platform away from the main transmission mechanism, the rotating rod 2 and the rotating rod 3 are rotatably connected to the upper surface of the double-knife platform through bearings, the upper surface of the rotating rod 2 is rotatably connected with a top plate through a bearing, the middle outer surface of the rotating rod 2 is fixedly connected with a knife wheel 1, and the middle outer surface of the rotating rod 3 is fixedly connected with a knife wheel 2.

[0011] Further, the outer surfaces of the tension wheel, the knife wheel 1, the knife wheel 2 and the driving wheel are wound with the transmission belt.

[0012] Further, the upper end outer surfaces of the rotating rod 2 and the rotating rod 3 are fixedly connected with a knife mounting seat.

[0013] In conclusion, due to the adoption of the above technical scheme, the beneficial effects of the transmission device are as follows:

[0014] In the utility model, when the position of the tension wheel needs to be adjusted for adjusting the tightness of the transmission belt, one end of the threaded rod can be rotated to make it rotate, and the other end of the threaded rod will move out of the threaded hole, at this time, the sliding block can be controlled to slide on the upper surface of the L-shaped plate, at this time, the connecting rod will also slide along the sliding groove, so that the movement track of the sliding block is limited; when the appropriate position is moved, the threaded rod can be rotated again to be inserted into the threaded hole, so that the position of the sliding block is fixed, thereby realizing the adjustment of the tightness of the transmission belt; through the cooperation of the above structure, the tightness of the transmission belt can be flexibly adjusted, and the transmission effect is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a whole structure schematic view of the utility model;

[0016] Fig. 2 It is a top view of the utility model;

[0017] Fig. 3 It is a side view of the utility model.

[0018] Marked in the figure: 1 - support, 2 - double knife platform, 3 - main transmission mechanism, 4 - tightness adjusting mechanism, 5 - transmission belt, 6 - tool transmission mechanism, 31 - rotating rod one, 32 - driving wheel, 41 - L-shaped plate, 42 - sliding groove, 43 - sliding block, 44 - connecting rod, 45 - tightness wheel, 46 - threaded rod, 47 - threaded hole, 61 - top plate, 62 - rotating rod two, 63 - rotating rod three, 64 - knife wheel one, 65 - knife wheel two, 66 - tool mounting seat. DETAILED DESCRIPTION

[0019] To make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model. EMBODIMENT

[0020] WITH REFERENCE TO Figs. 1-3 A double knife platform transmission device, including support 1 and transmission belt 5, its characterized in that: the upper surface of support 1 is fixedly connected with double knife platform 2, the upper surface of double knife platform 2 is installed with main transmission mechanism 3, tightness adjusting mechanism 4 and tool transmission mechanism 6, specifically, tool is installed tool transmission mechanism 6, utilizes driving device to drive main transmission mechanism 3 to rotate, cooperates transmission belt 5 to drive tool transmission mechanism 6 to rotate, and then drives tool to rotate and works.

[0021] WITH REFERENCE TO Figs. 1-3The tension adjusting mechanism 4 comprises an L-shaped plate 41 and two sliding blocks 43. The L-shaped plate 41 is fixedly connected to the upper surface of the double-tool platform 2. A sliding groove 42 is formed in the upper surface of the L-shaped plate 41. The upper surface of the L-shaped plate 41 is slidably connected to the lower surface of the upper sliding block 43. The inner surface of the upper sliding block 43 is fixedly connected to a connecting rod 44. The end of the connecting rod 44, which is away from the upper sliding block 43, is fixedly connected to the lower sliding block 43 through the sliding groove 42. The middle outer surface of the connecting rod 44 is rotatably connected to a tension pulley 45 through a bearing. The outer surface of the sliding block 43 is provided with a threaded hole 47. The inner surface of the threaded hole 47 is threadedly connected to a threaded rod 46. The end of the threaded rod 46, which is away from the threaded hole 47, is movably inserted into the outer side surface of the L-shaped plate 41. The outer surface of the threaded rod 46 is threadedly connected to the outer side surface of the L-shaped plate 41. When the position of the tension pulley 45 needs to be adjusted to adjust the tightness of the transmission belt 5, the end of the threaded rod 46 is rotated to move out of the threaded hole 47. At this time, the sliding block 43 can be slid on the upper surface of the L-shaped plate 41. At this time, the connecting rod 44 also slides along the sliding groove 42, so as to limit the movement track of the sliding block 43. When the sliding block 43 is moved to a suitable position, the threaded rod 46 is rotated to be inserted into the threaded hole 47, so as to fix the position of the sliding block 43, thereby adjusting the tightness of the transmission belt 5. Through the cooperation of the above structure, the tightness of the transmission belt 5 can be flexibly adjusted, and the transmission effect is improved.

[0022] Referring to Figs. 1-3 The main transmission mechanism 3 comprises a rotating rod one 31 rotatably connected to the upper surface of the double-tool platform 2 through a bearing. The outer surface of the rotating rod one 31 is fixedly connected to a driving wheel 32. The tool transmission mechanism 6 comprises a rotating rod two 62 and a rotating rod three 63. The rotating rod two 62 and the rotating rod three 63 are installed at the end of the double-tool platform 2, which is away from the main transmission mechanism 3. The rotating rod two 62 and the rotating rod three 63 are rotatably connected to the upper surface of the double-tool platform 2 through bearings. The upper surface of the rotating rod two 62 is rotatably connected to a top plate 61. The middle outer surface of the rotating rod two 62 is fixedly connected to a cutter wheel one 64. The middle outer surface of the rotating rod three 63 is fixedly connected to a cutter wheel two 65. The outer surfaces of the tension pulley 45, the cutter wheel one 64, the cutter wheel two 65 and the driving wheel 32 are wound with the transmission belt 5. The upper end outer surfaces of the rotating rod two 62 and the rotating rod three 63 are fixedly connected to a tool mounting base 66. When the double-tool platform transmission device is used, the tool can be mounted on the tool mounting base 66. The rotating rod one 31 is driven to rotate by the driving device. The cutter wheel one 64 and the cutter wheel two 65 are driven to rotate by the transmission belt 5. The tool is driven to rotate by the rotating rod two 62 and the rotating rod three 63.

[0023] The implementation principle of the double-tool platform transmission device embodiment is:

[0024] When the double-tool platform transmission device is used, the tool can be installed on the tool mounting seat 66, the driving device is used to drive the rotating rod 1 to rotate, the rotating rod 1 is used to drive the tool wheel 1 and the tool wheel 2 to rotate through the transmission belt 5, and the tool is driven to rotate through the rotating rod 2 and the rotating rod 3.

[0025] When the position of the tension wheel 45 needs to be adjusted to adjust the tightness of the transmission belt 5, one end of the threaded rod 46 is rotated to drive the threaded rod 46 to rotate, and the other end of the threaded rod 46 is moved out of the threaded hole 47 after rotation, at this time, the sliding block 43 can be controlled to slide on the upper surface of the L-shaped plate 41, at this time, the connecting rod 44 also slides along the sliding groove 42, so that the movement track of the sliding block 43 is limited; when the appropriate position is moved, the threaded rod 46 can be rotated again to be inserted into the threaded hole 47, so that the position of the sliding block 43 is fixed, thereby adjusting the tightness of the transmission belt 5; through the cooperation of the above structure, the tightness of the transmission belt 5 can be flexibly adjusted, and the transmission effect is improved.

[0026] The above embodiments are only used to illustrate the technical solutions of the utility model, and not to limit them; although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can still be modified, or some technical features can be replaced equivalently; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. A double-knife platform transmission device, comprising a bracket (1) and a transmission belt (5), characterized in that: The upper surface of the bracket (1) is fixedly connected to a double-knife platform (2), and the upper surface of the double-knife platform (2) is equipped with a main transmission mechanism (3), a tension adjustment mechanism (4) and a tool transmission mechanism (6); The tension adjustment mechanism (4) comprises an L-shaped plate (41) and two sliding blocks (43), wherein the L-shaped plate (41) is fixedly connected to the upper surface of the double-blade platform (2), and a sliding groove (42) is provided on the upper surface of the L-shaped plate (41), wherein the upper surface of the L-shaped plate (41) is slidably connected to the lower surface of the upper sliding block (43), and the inner surface of the upper sliding block (43) is fixedly connected to a connecting rod (44), and the end of the connecting rod (44) away from the upper sliding block (43) passes through the sliding groove ( 42) is fixedly connected to the sliding block (43) at the lower end, the middle outer surface of the connecting rod (44) is rotatably connected to the tension wheel (45) through a bearing, the outer surface of the sliding block (43) is provided with a threaded hole (47), the inner surface of the threaded hole (47) is threadedly connected to a threaded rod (46), one end of the threaded rod (46) away from the threaded hole (47) is movable through the outer side surface of the L-shaped plate (41), and the outer surface of the threaded rod (46) is threadedly connected to the outer side surface of the L-shaped plate (41); The main transmission mechanism (3) includes a rotating rod (31), the rotating rod (31) is rotatably connected to the upper surface of the double-knife platform (2) through a bearing, and the outer surface of the rotating rod (31) is fixedly connected to a driving wheel (32).

2. A double-blade platform transmission device according to claim 1, characterized in that: The tool transmission mechanism (6) includes a top plate (61), a second rotating rod (62) and a third rotating rod (63), wherein the second rotating rod (62) and the third rotating rod (63) are mounted on one end of the double-knife platform (2) away from the main transmission mechanism (3), and the second rotating rod (62) and the third rotating rod (63) are rotatably connected to the upper surface of the double-knife platform (2) through bearings, the top plate (61) and the upper surface of the second rotating rod (62) are rotatably connected to the top plate (61) through bearings, the middle outer surface of the second rotating rod (62) is fixedly connected to the first knife wheel (64), and the middle outer surface of the third rotating rod (63) is fixedly connected to the second knife wheel (65).

3. A double-blade platform transmission device according to claim 2, characterized in that: The transmission belt (5) is wound between the outer surfaces of the elastic wheel (45), the first cutter wheel (64), the second cutter wheel (65), and the driving wheel (32).

4. A double-blade platform transmission device according to claim 2, characterized in that: The outer surfaces of the upper ends of the second rotating rod (62) and the third rotating rod (63) are fixedly connected to a tool mounting seat (66).

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