Plastic bottle opening cutting device

Abstract

The utility model relates to the technical field of plastic bottle processing equipment, in particular to a plastic bottle opening cutting device which comprises guide columns sequentially penetrating through four corners of a top plate and four corners of a connecting plate and further comprises two linear sliding rails arranged on the edges of the two sides of the upper portion of a translation plate, and a guide mechanism is installed on the top of a sliding table of each linear sliding rail in a sliding mode. Telescopic rods of the first air cylinders are fixedly installed on connecting plates of the guide mechanisms, the bottom ends of the guide columns are fixedly installed at the four corners of a gear seat, a second air cylinder is installed on one side of the gear seat, a rack is arranged in the center of the gear seat and meshed with a plurality of gear mechanisms in the gear seat, and the gear mechanisms are fixedly installed on the gear seat through screws. One end of the rack and one end of a telescopic rod of the second air cylinder penetrate through the fixing plate to be in threaded connection with the supporting plate, and a plurality of tool rest mechanisms are arranged on the lower portion of the gear seat and fixedly installed at the bottom ends of the gear mechanisms. The time is saved, and the cutting efficiency is further improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of plastic bottle processing equipment, in particular to a plastic bottle cutting device. Background Art

[0002] In the process of plastic bottle production, plastic raw materials are usually added into the extruder, heated and melted to plasticize and extrude the molten parison, then put into the bottle mold for inflation molding, and then taken out from the mold after cooling and shaping. Finally, it is cut to make the bottle mouth neat, which is convenient for holding liquids and installing bottle caps.

[0003] However, the existing technology for cutting the edges of plastic bottles still has the following defects: 1. It is inconvenient to adjust the existing cutting device forward and backward to find the cutting position of the plastic bottle, which is easy to shake and cannot quickly and accurately locate the cutting part of the plastic bottle; 2. When cutting the edges of plastic bottles, if the existing cutting device finds that the cutting knife feed position is inaccurate, the cutting knife position needs to be stopped for adjustment, which is time-consuming and labor-intensive, affecting work efficiency.

[0004] Therefore, a plastic bottle cutting device is proposed to solve the above-mentioned drawbacks. Utility Model Content

[0005] The utility model aims to overcome the shortcomings of the prior art and provide a plastic bottle cutting device which can accurately locate the cutting position and fine-tune the cutter position without stopping the machine, thereby improving work efficiency.

[0006] A plastic bottle beveling device, comprising: a guide mechanism, wherein the guide mechanism comprises a top plate, a connecting plate and a guide column, wherein the guide column passes through four corners of the top plate and the connecting plate in sequence, and further comprising:

[0007] A translation plate, a linear slide rail, a first cylinder, a second cylinder, a gear seat, a gear mechanism, a rack, a fixed plate, a support plate and a tool holder mechanism, wherein two linear slide rails are arranged at the two side edges of the upper part of the translation plate, a guide mechanism is slidably installed on the top of the slide table of each linear slide rail, the telescopic rod of the first cylinder is fixedly mounted on the connecting plate of the guide mechanism, the bottom end of the guide column is fixedly mounted at the four corners of the gear seat, a second cylinder is installed on one side of the gear seat, a rack is arranged at the center of the gear seat, the rack is meshed with several gear mechanisms in the gear seat, the gear mechanism is fixed to the gear seat by screws, one end of the rack and one end of the telescopic rod of the second cylinder are threadedly connected to the support plate through the fixed plate, and several tool holder mechanisms are arranged at the lower part of the gear seat, and the tool holder mechanism is fixedly mounted at the bottom end of the gear mechanism.

[0008] Moreover, the gear mechanism includes a special-shaped gear, a bearing, a chamfered shaft, and an adjusting block. The chamfered shaft is sleeved with a special-shaped gear on the outside. A bearing is installed on the top and bottom of the special-shaped gear. An adjusting block is installed in the inner hole of the bearing. The adjusting block, the chamfered shaft, and the special-shaped gear are connected by threads.

[0009] Moreover, the gear mechanism is also provided with a pressure cover, which is sleeved on the notched shaft and fixed on the gear seat by screws.

[0010] Moreover, the tool holder mechanism includes a tool holder connecting plate, a cutting tool holder and a blade, wherein the tool holder connecting plate is fixedly mounted on the bottom end of the cutting shaft, the cutting tool holder passes through the tool holder connecting plate, and a blade is fixedly mounted on the bottom end of the cutting tool holder, wherein the tool holder connecting plate and the cutting tool holder are fixedly connected by bolts.

[0011] Moreover, a translation side plate is vertically arranged at one end of the translation plate, an adjustment rod is arranged at the other end of the first cylinder, and the other end of the adjustment rod is threadedly connected to the translation side plate.

[0012] Moreover, it also includes an adjustment plate and an adjustment screw, wherein the adjustment plate is L-shaped and installed at the bottom of the translation plate, and the adjustment screw is passed through the vertical short side of the adjustment plate and is threadedly connected to the translation plate.

[0013] The advantages and positive effects of the utility model are:

[0014] The utility model is provided with a linear slide rail and a first cylinder. When the telescopic rod of the first cylinder moves, the displacement of the entire device is driven to enable the blade to complete the feeding operation. By providing an adjustment plate and an adjustment screw, fine adjustment of the tool holder mechanism is achieved, thereby improving the cutting accuracy of the product. The linear slide rail has a high stability, and the stability of the device is further maintained when the cutter performs the cutting operation.

[0015] The utility model is provided with a second cylinder, a rack, a gear seat and a gear mechanism. When the telescopic rod of the second cylinder moves, it drives the displacement of the rack, drives the rotation of the special-shaped gear, and then drives the knife holder mechanism to perform a circular motion along the product bottle mouth, thereby realizing the cutting operation of the product. Due to the setting of the gear mechanism, the cutting of the product is more convenient, and the device can cut multiple products at the same time, saving time and further improving the cutting efficiency.

[0016] The utility model is provided with an adjusting block for adjusting the notch shaft and the special-shaped gear, and the adjusting block is connected with the notch shaft and the special-shaped gear through threads, and the inner and outer threads of the adjusting block have opposite rotation directions, thereby realizing the adjustment of the cutter feed position without stopping the machine. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1It is a schematic diagram of the structure of the utility model from a first viewing angle;

[0018] Figure 2 It is a cross-sectional view of the utility model;

[0019] Figure 3 It is a schematic diagram of the structure of the utility model under the second viewing angle;

[0020] Figure 4 It is a schematic diagram of the structure of the utility model from a third viewing angle;

[0021] Figure 5 It is a schematic diagram of the use of the utility model.

[0022] Reference numerals

[0023] 1-translation plate, 2-first cylinder, 3-slide, 4-telescopic rod of the first cylinder, 5-linear slide rail, 6-adjustment block, 7-adjustment screw, 8-vertical short side of the adjustment plate, 9-adjustment plate, 10-notch shaft, 11-pressure cover, 12-special-shaped gear, 13-bearing, 14-rack, 15-tool holder connecting plate, 16-notch tool holder, 17-blade, 18-translation side plate, 19-adjustment rod, 20-top plate, 21-connecting plate, 22-guide column, 23-gear seat, 24-support plate, 25-telescopic rod of the second cylinder, 26-fixed plate, 27-second cylinder. DETAILED DESCRIPTION

[0024] The present invention will be further described in detail below with reference to the accompanying drawings and through specific embodiments. The following embodiments are merely descriptive and not restrictive, and the protection scope of the present invention cannot be limited thereto.

[0025] A plastic bottle cutting device, comprising:

[0026] The guide mechanism includes a top plate 20, a connecting plate 21 and a guide column 22. The guide column 22 is sequentially arranged through the four corners of the top plate 20 and the connecting plate 21. The innovation is that it also includes: a translation plate 1, a linear slide rail 5, a first cylinder 2, a second cylinder 27, a gear seat 23, a gear mechanism, a rack 14, a fixed plate 26, a support plate 24 and a tool holder mechanism. Two linear slide rails 5 are arranged at the edges of both sides of the upper part of the translation plate 1. The top of the slide table 3 of each linear slide rail 5 is slidably installed with a guide mechanism. The telescopic rod 4 of the first cylinder is fixedly installed The connecting plate 21 of the guide mechanism, the bottom end of the guide column 22 is fixedly mounted at the four corners of the gear seat 23, a second cylinder 27 is installed on one side of the gear seat 23, a rack 14 is arranged at the center of the gear seat 23, the rack 14 is meshed with a plurality of gear mechanisms in the gear seat 23, the gear mechanisms are fixedly mounted to the gear seat 23 by screws, one end of the rack 14 and one end of the telescopic rod 25 of the second cylinder 27 are passed through the fixing plate 26 and are threadedly connected to the support plate 24, a plurality of tool holder mechanisms are arranged at the lower part of the gear seat 23, and the tool holder mechanisms are fixedly mounted at the bottom end of the gear mechanism.

[0027] The gear mechanism includes a special-shaped gear 12, a bearing 13, a notched shaft 10, an adjusting block 6 and a pressure cover 11. The notched shaft 10 is sleeved with a special-shaped gear 12 on the outside. The special-shaped gear 12 is installed with a bearing 13 on the upper and lower sides for limiting the position of the special-shaped gear 12. An adjusting block 6 is installed in the inner hole of the bearing 13, wherein the adjusting block 6, the notched shaft 10 and the special-shaped gear 12 are connected by threads.

[0028] The gear mechanism is further provided with a pressure cover 11, which is sleeved on the notched shaft 10 and fixed to the gear seat 23 by screws to prevent the bearing 13 from shifting.

[0029] The utility model is provided with an adjusting block 6 for adjusting the notch shaft and the special-shaped gear, and the adjusting block 6 is connected with the notch shaft and the special-shaped gear through threads, and the inner and outer threads of the adjusting block 6 have opposite rotation directions, thereby realizing the adjustment of the cutter feed position without stopping the machine.

[0030] The tool holder mechanism includes a tool holder connecting plate 15, a cutting tool holder 16 and a blade 17. The tool holder connecting plate 15 is fixedly mounted on the bottom end of the cutting shaft 10. The cutting tool holder 16 passes through the tool holder connecting plate 15. A blade 17 is fixedly mounted on the bottom end of the cutting tool holder 16. The tool holder connecting plate 15 and the cutting tool holder 16 are fixedly connected by bolts to realize the up and down displacement of the cutting knife.

[0031] A translation side plate 18 is vertically provided at one end of the translation plate 1, and an adjustment rod 19 is provided at the other end of the first cylinder 2. The other end of the adjustment rod 19 is threadedly connected to the translation side plate 18 for adjusting the position of the first cylinder 2 and further adjusting the forward and backward movement of the entire device.

[0032] It also includes an adjustment plate 9 and an adjustment screw 7. The adjustment plate 9 is L-shaped and installed at the bottom of the translation plate 1. The adjustment screw 7 passes through the vertical short side 8 of the adjustment plate 9 and is threadedly connected to the translation plate 1. The position of the translation plate 1 is adjusted by adjusting the adjustment screw 7 to achieve left and right adjustment of the entire device.

[0033] Working principle:

[0034] When it is necessary to cut the edge of the plastic bottle, the entire device is moved to the bottle mouth position of the plastic bottle by moving the telescopic rod of the first cylinder. According to the position of the cutter, the left and right positions of the screw adjustment device are adjusted to make the cutter insertion slot close to the cut edge position of the plastic bottle. Subsequently, the telescopic rod of the second cylinder is driven to move, driving the rack to slide out. The sliding of the rack drives the special-shaped gear to rotate, and then drives the knife holder mechanism to rotate. The blade then performs a circular motion along the bottle mouth of the plastic bottle to achieve cutting of the bottle mouth.

[0035] Although the embodiments and drawings of the present invention are disclosed for illustrative purposes, those skilled in the art will appreciate that various substitutions, changes and modifications are possible without departing from the spirit and scope of the present invention and the appended claims. Therefore, the scope of the present invention is not limited to the contents disclosed in the embodiments and drawings.

Claims

1. A plastic bottle cutting device, comprising: The guide mechanism includes a top plate, a connecting plate and a guide column, wherein the guide column passes through the four corners of the top plate and the connecting plate in sequence, and is characterized in that: A translation plate, a linear slide rail, a first cylinder, a second cylinder, a gear seat, a gear mechanism, a rack, a fixed plate, a support plate and a tool holder mechanism, wherein two linear slide rails are arranged at the two side edges of the upper part of the translation plate, a guide mechanism is slidably installed on the top of the slide table of each linear slide rail, the telescopic rod of the first cylinder is fixedly mounted on the connecting plate of the guide mechanism, the bottom end of the guide column is fixedly mounted at the four corners of the gear seat, a second cylinder is installed on one side of the gear seat, a rack is arranged at the center of the gear seat, the rack is meshed with several gear mechanisms in the gear seat, the gear mechanism is fixed to the gear seat by screws, one end of the rack and one end of the telescopic rod of the second cylinder are threadedly connected to the support plate through the fixed plate, and several tool holder mechanisms are arranged at the lower part of the gear seat, and the tool holder mechanism is fixedly mounted at the bottom end of the gear mechanism.

2. A plastic bottle cutting device according to claim 1, characterized in that: The gear mechanism includes a special-shaped gear, a bearing, a chamfered shaft, and an adjusting block. The chamfered shaft is sleeved with a special-shaped gear on the outside. A bearing is installed on the top and bottom of the special-shaped gear. An adjusting block is installed in the inner hole of the bearing. The adjusting block, the chamfered shaft, and the special-shaped gear are connected by threads.

3. A plastic bottle cutting device according to claim 2, characterized in that: The gear mechanism is also provided with a pressure cover, which is sleeved on the notched shaft and fixed on the gear seat by screws.

4. A plastic bottle beveling device according to claim 3, characterized in that: The tool holder mechanism includes a tool holder connecting plate, a cutting tool holder and a blade, wherein the tool holder connecting plate is fixedly mounted on the bottom end of the cutting shaft, the cutting tool holder passes through the tool holder connecting plate, and a blade is fixedly mounted on the bottom end of the cutting tool holder, wherein the tool holder connecting plate and the cutting tool holder are fixedly connected by bolts.

5. A plastic bottle beveling device according to claim 1, characterized in that: A translation side plate is vertically arranged at one end of the translation plate, an adjustment rod is arranged at the other end of the first cylinder, and the other end of the adjustment rod is threadedly connected to the translation side plate.

6. A plastic bottle beveling device according to claim 1, characterized in that: It also includes an adjustment plate and an adjustment screw, wherein the adjustment plate is L-shaped and installed at the bottom of the translation plate, and the adjustment screw is passed through the vertical short side of the adjustment plate and is threadedly connected to the translation plate.

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