Plastic part machining and cutting device

Abstract

The utility model relates to the field of plastic part machining, in particular to a plastic part machining and cutting device which comprises a plastic part body, a supporting assembly, a containing assembly and a limiting frame. Supporting assemblies are arranged at the ends of the two sides of the plastic part body correspondingly. The supporting assembly comprises a rotating frame; a first sliding groove is formed in the rotating frame; a mounting frame is mounted on the inner side of the first sliding groove. A double-shaft motor is mounted on the inner side of the mounting frame; threaded rods are mounted on two rotating shafts of the double-shaft motor through couplings; the rotating frame and the supporting rotating roller are matched to control the rotating roller to position and support the plastic part main body, so that the plastic part is cut off through the cutter, and the problems that in the plastic part cutting-off process, due to the fact that an existing plastic part machining and cutting-off device mostly utilizes a clamping base and a push broach to fix and cut off the plastic part, and when the plastic part is large, the cutting-off efficiency is high are solved. The required time and pressure are large, workpieces are prone to being damaged, and the using effect of the plastic part machining and cutting device is reduced.

Description

Technical Field

[0001] The utility model relates to the field of plastic part processing, in particular to a cutting-off device for plastic part processing. Background Art

[0002] Plastic is a high-molecular compound polymerized from monomers through addition polymerization or condensation polymerization. Most of the devices made of plastic are light in weight, chemically stable, non-rusting, good in impact resistance, and have good transparency, wear resistance, good insulation, and low thermal conductivity. Therefore, plastic parts are widely used, and a cutting-off device is required for cutting and separating during plastic part processing.

[0003] Therefore, most of the existing plastic part processing cutting-off devices are provided with a fixed support table and use a hydraulic push knife to cut off plastic parts. When the plastic parts are large, a large force is required to clamp the workpiece, and the cutting process is long, with a large pressure on the plastic parts, which is easy to damage the plastic parts and reduce the use effect of the plastic part processing cutting-off device.

[0004] Therefore, in view of the fact that most of the existing plastic part processing cutting-off devices fix plastic parts through a fixed support table and use a hydraulic push knife to cut off, and large plastic parts are easily damaged during processing, a plastic part processing cutting-off device can be designed to facilitate the support of plastic parts. Summary of the Utility Model

[0005] In order to overcome the problem that in the process of cutting off plastic parts, because most of the existing plastic part processing cutting-off devices use a clamping base and a push knife to fix and cut off plastic parts, when the plastic parts are large, the required time and pressure are large, which is easy to damage the workpiece and reduce the use effect of the plastic part processing cutting-off device.

[0006] The technical solution of the utility model is: a plastic part processing cutting-off device, which includes a plastic part main body, a support assembly, a placement assembly, and a limit frame; support assemblies are arranged at both end parts of the plastic part main body; the support assembly includes a rotating frame for controlling the position of the assembly; a first sliding groove for restricting the movement of the assembly is opened on the rotating frame; an installation frame for fixing the rest of the components is installed inside the first sliding groove; a double-shaft motor is installed inside the installation frame; threaded rods for driving the movement of the assembly are installed on both rotating shafts of the double-shaft motor through couplings; the rotating frame cooperates with the double-shaft motor to drive the movement of the rest of the components, so as to adapt to plastic parts of different specifications.

[0007] Preferably, the support assembly is arranged to support the inside of the plastic part main body to reduce the pressure on the plastic part main body during cutting; the placement assembly is arranged to place and drive the rotation of the plastic part main body to improve the cutting effect; the limit frame and the fixed base are arranged to support the rest of the components and facilitate workpiece cutting.

[0008] Preferably, a support frame for positioning and supporting the plastic part is provided inside the main body of the plastic part; a support roller is rotatably connected to the support frame through a rotating shaft; a first telescopic rod is installed at one end of the support frame; the moving block is used to cooperate with the first telescopic rod, the second telescopic rod and the third telescopic rod to drive the support frame and the support roller to move, so as to support the inside of the main body of the plastic part.

[0009] Preferably, a moving block is fitted with a clearance on the threaded rod; a second telescopic rod is installed at one end of the moving block; a first hydraulic push rod is installed at one end of the mounting frame; a third telescopic rod is installed on the first hydraulic push rod; the first hydraulic push rod cooperates with the first telescopic rod to drive the support frame and the support roller to move, so as to adapt to the specifications of the main body of the plastic part.

[0010] Preferably, a placing assembly is provided at the lower end of the main body of the plastic part; the placing assembly includes a support base; a control roller is rotatably connected to the upper end of the support base through a rotating shaft; a driven gear is fixedly connected to one end of the control roller; the main body of the plastic part is supported by the support base and the control roller.

[0011] Preferably, a second hydraulic push rod is installed at the lower end of the support base; a first motor is provided at the lower end of the control roller; a power gear is installed on the rotating shaft of the first motor; the power gear and the driven gear are set to be meshed; the first motor and the power gear are used to drive the control roller to rotate, so as to cooperate with the support roller to drive the main body of the plastic part to rotate. [[ID=~11]]

[0012] Preferably, a limit frame is installed outside the support base; a third hydraulic push rod is installed at the lower end of the limit frame; a cutting knife is installed on the third hydraulic push rod; fixed bases are fixedly connected to both ends of the limit frame; the third hydraulic push rod is used to drive the cutting knife to move, so as to cut off the main body of the plastic part.

[0013] Preferably, a second chute is provided inside the fixed base; a fourth hydraulic push rod is installed inside the second chute; a support platform is installed on the fourth hydraulic push rod; a second motor is installed at the upper end of the support platform; the second motor and the rotating frame are installed through a coupling; the fourth hydraulic push rod is used to drive the support platform to move, and the second motor is used to drive the rotating frame to move, so as to adapt to the specifications of the main body of the plastic part.

[0014] The beneficial effects of the present utility model:

[0015] 1. By setting up an inner support frame to position and support the plastic workpiece, and using an outer support platform to assist in supporting the plastic workpiece, it is convenient to cut the plastic part with a cutting tool. In the process of cutting the plastic part, since most of the existing plastic part processing and cutting devices use a clamping base and a pushing tool to fix and cut the plastic part, when the plastic part is large, the required time and pressure are relatively large, which is likely to damage the workpiece, resulting in a decline in the use effect of the plastic part processing and cutting device. Therefore, the use effect of the entire plastic part processing and cutting device can be improved;

[0016] 2. By setting up a rotating frame, a support frame and a support platform, it is convenient to drive the support platform to move through a fourth hydraulic push rod, drive the rotating frame to move through a second motor, drive a moving block through the rotating frame in cooperation with a double-shaft motor, and drive the support frame and a support roller to move through the moving block in cooperation with a first telescopic rod, a second telescopic rod and a third telescopic rod, so as to support the inside of the plastic part main body. And drive the support frame and the support roller to move through the first hydraulic push rod in cooperation with the first telescopic rod, so as to adapt to the specifications of the plastic part main body. Therefore, the use applicability of the entire plastic part processing and cutting device can be improved to a certain extent;

[0017] 3. By setting up a support roller, a control roller and a limit frame, it is convenient to support the plastic part main body through a support base and a control roller, drive the control roller to rotate through a first motor and a power gear, so as to drive the plastic part main body to rotate in cooperation with the support roller, and drive a cutting tool to move through a third hydraulic push rod, so as to cut the plastic part main body. Therefore, the use applicability and use effect of the entire plastic part processing and cutting device can be improved. Description of the Drawings

[0018] Figure 1 Shown is a partial cross-sectional structural schematic diagram of a plastic part processing and cutting device of the present utility model;

[0019] Figure 2 Shown is a partial cross-sectional structural schematic diagram of a support assembly of a plastic part processing and cutting device of the present utility model;

[0020] Figure 3 Shown is a structural schematic diagram of a support assembly of a plastic part processing and cutting device of the present utility model;

[0021] Figure 4 Shown is a partial cross-sectional structural schematic diagram of a placement assembly of a plastic part processing and cutting device of the present utility model;

[0022] Figure 5 Shown is a structural schematic diagram of a limit frame of a plastic part processing and cutting device of the present utility model.

[0023] Description of reference numerals: 1. Main body of plastic part; 4. Limiting frame; 5. Third hydraulic push rod; 6. Cutting knife; 7. Fixed base; 8. Second sliding groove; 9. Fourth hydraulic push rod; 10. Support table; 11. Second motor; 201. Rotating frame; 202. First sliding groove; 203. Mounting frame; 204. Biaxial motor; 205. Threaded rod; 206. Support frame; 207. Support roller; 208. First telescopic rod; 209. Moving block; 210. Second telescopic rod; 211. First hydraulic push rod; 212. Third telescopic rod; 301. Support base; 302. Control roller; 303. Driven gear; 304. Second hydraulic push rod; 305. First motor; 306. Driving gear. Detailed implementation manners

[0024] The present utility model will be further described below in conjunction with the drawings and embodiments.

[0025] Please refer to Figures 1 - 5 , the present utility model provides an embodiment: a plastic part processing and truncating device, including a main body 1 of plastic part, a support assembly, a placing assembly, and a limiting frame 4; support assemblies are arranged at both end portions of the main body 1 of plastic part; the support assembly includes a rotating frame 201 for controlling the position of the assembly; a first sliding groove 202 for restricting the movement of the assembly is formed on the rotating frame 201; a mounting frame 203 for fixing the remaining assemblies is installed inside the first sliding groove 202; a biaxial motor 204 is installed inside the mounting frame 203; threaded rods 205 for driving the assembly to move are installed on both rotating shafts of the biaxial motor 204 through couplings; a support frame 206 for positioning and supporting the plastic part is arranged inside the main body 1 of plastic part; a support roller 207 is rotatably connected to the support frame 206 through a rotating shaft; a first telescopic rod 208 is installed at one end portion of the support frame 206; a moving block 209 is in clearance fit with the threaded rod 205; a second telescopic rod 210 is installed at one end portion of the moving block 209; a first hydraulic push rod 211 is installed at one end portion of the mounting frame 203; a third telescopic rod 212 is installed on the first hydraulic push rod 211; the rotating frame 201 cooperates with the biaxial motor 204 to drive the remaining assemblies to move so as to adapt to plastic parts of different specifications; the moving block 209 cooperates with the first telescopic rod 208, the second telescopic rod 210, and the third telescopic rod 212 to drive the support frame 206 and the support roller 207 to move so as to support the inside of the main body 1 of plastic part; the first hydraulic push rod 211 cooperates with the first telescopic rod 208 to drive the support frame 206 and the support roller 207 to move so as to adapt to the specifications of the main body 1 of plastic part.

[0026] Please refer to Figure 4, in this embodiment, a placing assembly is provided at the lower end of the plastic part main body 1; the placing assembly includes a support base 301; the upper end of the support base 301 is rotatably connected to a control roller 302 through a rotating shaft; a driven gear 303 is fixedly connected to one end of the control roller 302; a second hydraulic push rod 304 is installed at the lower end of the support base 301; a first motor 305 is provided at the lower end of the control roller 302; a power gear 306 is installed on the rotating shaft of the first motor 305; the power gear 306 and the driven gear 303 are set to be meshed; the plastic part main body 1 is supported by the support base 301 and the control roller 302; the control roller 302 is driven to rotate by the first motor 305 and the power gear 306, so as to cooperate with the support roller 207 to drive the plastic part main body 1 to rotate.

[0027] Please refer to Figure 2 , Figure 4 , in this embodiment, a limit frame 4 is installed outside the support base 301; a third hydraulic push rod 5 is installed at the lower end of the limit frame 4; a cutting knife 6 is installed on the third hydraulic push rod 5; fixed bases 7 are fixedly connected to both ends of the limit frame 4; a second sliding groove 8 is opened inside the fixed base 7; a fourth hydraulic push rod 9 is installed inside the second sliding groove 8; a support table 10 is installed on the fourth hydraulic push rod 9; a second motor 11 is installed at the upper end of the support table 10; the second motor 11 and the rotating frame 201 are installed through a coupling; the cutting knife 6 is driven to move by the third hydraulic push rod 5, so as to cut off the plastic part main body 1; the support table 10 is driven to move by the fourth hydraulic push rod 9, and the rotating frame 201 is driven to move by the second motor 11, so as to adapt to the specification of the plastic part main body 1.

[0028] During installation, first, the plastic part main body 1 is placed through the support base 301 and the control roller 302, and the fourth hydraulic push rod 9 is started to drive the support table 10 to move. Then, the second motor 11 is started to drive the rotating frame 201 to move, and the moving block 209, the support frame 206 and the support roller 207 are driven to move through the cooperation of the rotating frame 201 and the double-shaft motor 204, so as to support the inside of the plastic part main body 1. Finally, the support frame 206 and the support roller 207 are driven to move through the cooperation of the first hydraulic push rod 211 and the first telescopic rod 208, so as to adapt to the specification of the plastic part main body 1;

[0029] During cutting, the control roller 302 is driven to rotate by the first motor 305 and the power gear 306, so as to cooperate with the support roller 207 to drive the plastic part main body 1 to rotate, thereby adjusting the cutting position of the plastic part main body 1. Then, the third hydraulic push rod 5 is started to drive the cutting knife 6 to move, so as to cut off the plastic part main body 1.

[0030] Through the above steps, the interior of the plastic part body 1 is supported by setting the rotating frame 201, the supporting roller 207 and the moving block 209 to reduce the pressure on the plastic part body 1 during truncation; the plastic part body 1 is placed and driven to rotate by setting the supporting base 301 and the control roller 302 to improve the truncation effect; the remaining components are supported by setting the limiting frame 4 and the fixed base 7 to facilitate workpiece truncation, so as to solve the problem that in the process of plastic part truncation, most of the existing plastic part processing and truncation devices use clamping bases and push knives to fix and truncate plastic parts. When the plastic parts are large, the required time and pressure are large, which is easy to damage the workpiece, resulting in a decline in the use effect of the plastic part processing and truncation device. Furthermore, the use effect of the entire plastic part processing and truncation device can be improved.

Claims

1. A plastic part processing and cutting device, comprising a plastic part main body (1); characterized in that: It also includes a support component, a placement component, and a limit frame (4); support components are provided at both end portions on the two sides of the plastic part main body (1); the support component includes a rotating frame (201) for controlling the position of the component; a first sliding groove (202) for restricting the movement of the component is provided on the rotating frame (201); an installation frame (203) for fixing the remaining components is installed inside the first sliding groove (202); a dual-axis motor (204) is installed inside the installation frame (203); threaded rods (205) for driving the component to move are installed on the two rotating shafts of the dual-axis motor (204) through couplings.

2. The plastic part processing and truncating device according to claim 1, characterized in that: A support frame (206) for positioning and supporting the plastic part is provided inside the plastic part main body (1); a support roller (207) is rotatably connected to the support frame (206) through a rotating shaft; a first telescopic rod (208) is installed at one end portion on one side of the support frame (206).

3. The plastic part processing and truncating device according to claim 1, characterized in that: A moving block (209) is in clearance fit with the threaded rod (205); a second telescopic rod (210) is installed at one end portion on one side of the moving block (209); a first hydraulic push rod (211) is installed at one end portion on one side of the installation frame (203); a third telescopic rod (212) is installed on the first hydraulic push rod (211).

4. A plastic part processing and cutting device according to claim 1, characterized in that: A placement component is provided at the lower end portion of the plastic part main body (1); the placement component includes a support base (301); a control roller (302) is rotatably connected to the upper end portion of the support base (301) through a rotating shaft; a driven gear (303) is fixedly connected to one end portion on one side of the control roller (302).

5. A plastic part processing and truncating device according to claim 4, characterized in that: A second hydraulic push rod (304) is installed at the lower end portion of the support base (301); a first motor (305) is provided at the lower end portion of the control roller (302); a driving gear (306) is installed on the rotating shaft of the first motor (305); the driving gear (306) and the driven gear (303) are arranged to be meshed.

6. A plastic part processing and truncating device according to claim 4, characterized in that: A limit frame (4) is installed outside the support base (301); a third hydraulic push rod (5) is installed at the lower end portion of the limit frame (4); a cutting knife (6) is installed on the third hydraulic push rod (5); fixed bases (7) are fixedly connected to both end portions on the two sides of the limit frame (4).

7. A plastic part processing and cutting device according to claim 6, characterized in that: A second sliding groove (8) is provided inside the fixed base (7); a fourth hydraulic push rod (9) is installed inside the second sliding groove (8); a support table (10) is installed on the fourth hydraulic push rod (9); a second motor (11) is installed at the upper end portion of the support table (10); the second motor (11) and the rotating frame (201) are installed through a coupling.

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