CN210969016U

CN210969016U - Plastic cutting device

Info

Publication number: CN210969016U
Application number: CN201921233043.9U
Authority: CN
Inventors: 刘华; 黄金彪
Original assignee: Huangshi Huayi Environmental Protection Technology Co ltd
Current assignee: Huangshi Huayi Environmental Protection Technology Co ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-07-10
Anticipated expiration: 2029-07-31

Abstract

The utility model discloses a plastic cutting device, include: a rotary table, a sliding sleeve, a cutter, a connecting rod, a fixed sleeve, a first slide bar, a first spiral spring, a first pressing block, a second slide bar, a second spiral spring, a second pressing block and a motor, the motor in the plastic cutting device drives the turntable to rotate, the turntable drives the connecting rod to drive the cutter to reciprocate up and down, thereby realizing continuous cutting action, before the cutter contacts the plastic strip, the first pressing block at the front end of the cutter can elastically press the front end of the position of the plastic strip to be cut, the second pressing block can elastically press the rear end of the position of the plastic strip to be cut off, the first sliding rod and the second sliding rod can slide up and down, therefore, interference on downward movement of the cutter can not be generated, the first pressing block and the second pressing block limit sliding of the plastic strip, and the plastic strip is prevented from slipping relative to the cutter when the cutter cuts off the plastic strip.

Description

Plastic cutting device

Technical Field

The utility model relates to a cutting device, concretely relates to plastic cutting device.

Background

At present, plastic strips are usually cut by a cutter, but the surfaces of some plastic strips are smooth, and the plastic strips are easy to slide when the cutter cuts the plastic strips.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned technique not enough, provide a plastic cutting device, when solving among the prior art cutter and cutting the plastic strip, lead to the gliding technical problem of plastic strip easily.

In order to achieve the above technical purpose, the technical scheme of the utility model provide a plastic cutting device, include: the cutting device comprises a rotary table, a sliding sleeve, a cutter, a connecting rod, a fixed sleeve, a first sliding rod, a first spiral spring, a first pressing block, a second sliding rod, a second spiral spring, a second pressing block and a motor, wherein a first sliding chute which is vertically arranged is formed in the sliding sleeve; the upper end of the cutter is connected with the first sliding chute in a sliding manner, and a first articulated shaft is arranged at the upper end of the cutter; a second articulated shaft is arranged in the eccentric area of the turntable; one end of the connecting rod is hinged with the first hinge shaft, and the other end of the connecting rod is hinged with the second hinge shaft; the motor drives the turntable to rotate; the fixed sleeve is sleeved in the middle of the cutter and is fixedly connected with the cutter; the fixed sleeve is provided with a second sliding groove and a third sliding groove which penetrate through the upper end face and the lower end face of the fixed sleeve, the second sliding groove is arranged on the front side of the cutter, and the third sliding groove is arranged on the rear side of the cutter; the upper end of the first sliding rod is in sliding connection with the second sliding chute, and the lower end of the first sliding rod is fixedly connected with the first pressing block; the first spiral spring is coaxially sleeved on the first sliding rod, the upper end of the first spiral spring is fixedly connected with the lower end face of the fixed sleeve, and the lower end of the first spiral spring is fixedly connected with the upper end face of the first pressing block; the upper end of the second sliding rod is in sliding connection with the third sliding chute, and the lower end of the second sliding rod is fixedly connected with the second pressing block; the second sliding rod is coaxially sleeved with the second spiral spring, the upper end of the second spiral spring is fixedly connected with the lower end face of the fixing sleeve, and the lower end of the second spiral spring is fixedly connected with the upper end face of the second pressing block.

Compared with the prior art, the beneficial effects of the utility model include: the motor in the plastic cutting device drives the turntable to rotate, the turntable drives the connecting rod to drive the cutter to reciprocate up and down, so that continuous cutting action is realized, before the cutter contacts with a plastic strip, the first pressing block at the front end of the cutter can elastically press the front end of the position, to be cut, of the plastic strip, the second pressing block can elastically press the rear end of the position, to be cut, of the plastic strip, the first sliding rod and the second sliding rod can slide up and down, so that interference on downward movement of the cutter is avoided, the sliding of the plastic strip is limited by the first pressing block and the second pressing block, when the cutter cuts the plastic strip, the plastic strip slips relative to the cutter, two working steps of firstly pressing and then cutting can be realized only by arranging the motor in the plastic cutting device, so that the number of the motors is saved, and the plastic strip is pulled to translate at a constant speed by an external traction mechanism in the actual production process, the motor drives the turntable to rotate at a constant speed, so that the time intervals of downward cutting of the cutter are equal, and the cutter can cut the plastic strips at equal intervals.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of a plastic cutting device provided in the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, the present embodiment provides a plastic cutting device, including: the cutting device comprises a turntable 1, a sliding sleeve 2, a cutter 3, a connecting rod 4, a fixing sleeve 5, a first sliding rod 6, a first spiral spring 7, a first pressing block 8, a second sliding rod 9, a second spiral spring a, a second pressing block b and a motor.

The sliding sleeve 2 is provided with a first sliding groove 2a which is vertically arranged and is used for being connected with the cutter 3 in a sliding mode, and particularly, the sliding sleeve 2 can be fixedly connected with a wall body.

The upper end of the cutter 3 is slidably connected with the first sliding groove 2a, a first hinged shaft 3a is arranged at the upper end of the cutter 3, and the first hinged shaft 3a and the cutter 3 are welded and fixed.

The eccentric area of carousel 1 is provided with second articulated shaft 1a, second articulated shaft 1a with carousel 1 welded fastening.

One end of the connecting rod 4 is hinged to the first hinged shaft 3a, the other end of the connecting rod 4 is hinged to the second hinged shaft 1a, the motor drives the rotary table 1 to rotate, the connecting rod 4 outputs the rotary motion input by the rotary table 1 through the cutter 3 to form linear motion, and specifically, a driving shaft of the motor is coaxially and fixedly connected with the rotary table 1.

The middle part of cutter 3 is located to fixed cover 5 cover, and fixed cover 5 with cutter 3 fixed connection, it is concrete, first bolt hole 3b has been seted up to the side of cutter 3, the second bolt hole has been seted up on fixed cover 5, the second bolt hole with first bolt hole 3b is coaxial to be arranged, the bolt wear to locate first bolt hole 3b reaches the second bolt hole, thereby will cutter 3 with fixed cover 5 is integrative fixed to this kind of bolted connection's mode convenient to detach also is convenient for the workman directly punches on original cutter in workshop, improve on original cutter can, practiced thrift equipment improvement cost.

The utility model discloses a cutting tool, including fixed cover 5, be provided with on the fixed cover 5 and run through its upper and lower terminal surface's second spout and third spout, the second spout set up in the front side of cutter 3, the third spout set up in the rear side of cutter 3, the upper end of first slide bar 6 with second spout sliding connection the lower extreme of first slide bar 6 with first briquetting 8 welded fastening, first coil spring 7 coaxial coupling is located first slide bar 6, the upper end of first coil spring 7 with the lower terminal surface fixed connection of fixed cover 5 the lower extreme of first coil spring 7 with the up end fixed connection of first briquetting 8, first briquetting 8 receives after upwards pressure can drive first slide bar 6 is relative fixed cover 5 upwards slides.

The upper end of the second sliding rod 9 is connected with the third sliding groove in a sliding mode, the lower end of the second sliding rod 9 is fixedly connected with the second pressing block b, the second spiral spring a is coaxially sleeved on the second sliding rod 9, the upper end of the second spiral spring a is fixedly connected with the lower end face of the fixing sleeve 5, the lower end of the second spiral spring a is fixedly connected with the upper end face of the second pressing block b, and the second pressing block b can drive the second sliding rod 9 to slide upwards relative to the fixing sleeve 5 after being subjected to upward pressure.

The embodiment also provides a preferable embodiment, a first rubber sheet c is fixed on the lower end surface of the first pressing block 8, and a second rubber sheet d is fixed on the lower end surface of the second pressing block b, so as to avoid crushing the plastic strip e.

The working principle is as follows: the motor in the plastic cutting device drives the turntable 1 to rotate, the turntable 1 drives the connecting rod 4 to drive the cutter 3 to reciprocate up and down, so that continuous cutting action is realized, before the cutter 3 contacts with the plastic strip e, the first pressing block 8 at the front end of the cutter 3 can elastically press the front end of the position, to be cut, of the plastic strip e, the second pressing block b can elastically press the rear end of the position, to be cut, of the plastic strip e, the first sliding rod 6 and the second sliding rod 9 can slide up and down, so that interference on downward movement of the cutter 3 is avoided, the first pressing block 8 and the second pressing block b limit sliding of the plastic strip e, slipping of the plastic strip e relative to the cutter 3 when the cutter 3 cuts the plastic strip e is avoided, and only one motor is needed to be arranged in the plastic cutting device to realize pressing first, And two later cutting steps are adopted, so that the number of motors is saved, the plastic strips e are pulled by an external traction mechanism to translate at a constant speed in the actual production process, the motor drives the turntable 1 to rotate at a constant speed, the time intervals of downward cutting of the cutter 3 at each time are equal, and the plastic strips e can be cut by the cutter 3 at equal intervals.

The above description of the present invention does not limit the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A plastic cutting device, comprising: the cutting device comprises a rotary table, a sliding sleeve, a cutter, a connecting rod, a fixed sleeve, a first sliding rod, a first spiral spring, a first pressing block, a second sliding rod, a second spiral spring, a second pressing block and a motor, wherein a first sliding chute which is vertically arranged is formed in the sliding sleeve; the upper end of the cutter is connected with the first sliding chute in a sliding manner, and a first articulated shaft is arranged at the upper end of the cutter; a second articulated shaft is arranged in the eccentric area of the turntable; one end of the connecting rod is hinged with the first hinge shaft, and the other end of the connecting rod is hinged with the second hinge shaft; the motor drives the turntable to rotate; the fixed sleeve is sleeved in the middle of the cutter and is fixedly connected with the cutter; the fixed sleeve is provided with a second sliding groove and a third sliding groove which penetrate through the upper end face and the lower end face of the fixed sleeve, the second sliding groove is arranged on the front side of the cutter, and the third sliding groove is arranged on the rear side of the cutter; the upper end of the first sliding rod is in sliding connection with the second sliding chute, and the lower end of the first sliding rod is fixedly connected with the first pressing block; the first spiral spring is coaxially sleeved on the first sliding rod, the upper end of the first spiral spring is fixedly connected with the lower end face of the fixed sleeve, and the lower end of the first spiral spring is fixedly connected with the upper end face of the first pressing block; the upper end of the second sliding rod is in sliding connection with the third sliding chute, and the lower end of the second sliding rod is fixedly connected with the second pressing block; the second sliding rod is coaxially sleeved with the second spiral spring, the upper end of the second spiral spring is fixedly connected with the lower end face of the fixing sleeve, and the lower end of the second spiral spring is fixedly connected with the upper end face of the second pressing block.

2. The plastic cutting device as claimed in claim 1, wherein a first rubber sheet is fixed to a lower end surface of the first press block.

3. The plastic cutting device as claimed in claim 1, wherein a second rubber sheet is fixed to a lower end surface of the second press block.

4. The plastic cutting device according to claim 1, wherein a first bolt hole is formed in a side surface of the cutter, a second bolt hole is formed in the fixing sleeve, the second bolt hole is arranged coaxially with the first bolt hole, and a bolt is inserted through the first bolt hole and the second bolt hole.