Edge trimmer for foam

Abstract

The utility model relates to a foam edge trimmer which comprises a first conveying belt, a second conveying belt, four third conveying belts and two edge cutting mechanisms, the two edge cutting mechanisms correspond to the first conveying belt and the second conveying belt respectively, the four third conveying belts are distributed in a rectangular array, and the first conveying belt and the second conveying belt are arranged on the first conveying belt and the second conveying belt respectively. A gap is formed between every two adjacent third conveying belts, the third conveying belts are provided with supporting frames, first driving parts for driving the supporting frames to ascend and descend are arranged on frame bodies of the third conveying belts, and second driving parts for driving the supporting frames to rotate are arranged on the first driving parts. The edge trimming device has the effect of improving the edge trimming efficiency.

Description

Technical Field

[0001] The present application relates to the technical field of trimming machines, and in particular to a trimming machine for foam. Background Art

[0002] After multiple layers of foam are bonded together to form a bale, they need to be trimmed using a trimming machine because the edges of the layers will deviate during the bonding process. The trimming machine consists of a conveyor and a trimming mechanism. The bonded foam is placed on the conveyor for transportation. As it passes through the trimming mechanism, it trims any uneven edges and then rotates the foam 90 degrees to trim the other two sides. However, existing trimming machines require removal, rotation, and placement on the conveyor, which reduces trimming efficiency. Utility Model Content

[0003] In order to improve trimming efficiency, the present application provides a foam trimming machine.

[0004] The present application provides a foam trimming machine that adopts the following technical solution:

[0005] A foam trimming machine includes a first conveyor belt, a second conveyor belt, a third conveyor belt and a trimming mechanism, wherein two trimming mechanisms are provided and correspond to the first conveyor belt and the second conveyor belt respectively, four third conveyor belts are provided, and the four third conveyor belts are distributed in a rectangular array, and there is a gap between two adjacent third conveyor belts, and the third conveyor belts are provided with a support frame, and a first driving member for driving the support frame to rise and fall is provided on the frame of the third conveyor belt, and a second driving member for driving the support frame to rotate is provided on the first driving member.

[0006] By adopting the above technical solution, after the trimming mechanism on the first conveyor belt trims the two sides of the foam, the first conveyor belt conveys the foam to the second conveyor belt, the first driving member drives the support frame to push the foam away from the second conveyor belt, and the second driving member drives the support frame to rotate 90 degrees, thereby reversing the foam, so that the trimming mechanism on the third conveyor belt can trim the two sides of the foam to be trimmed, reducing the tedious steps of reversing direction, thereby improving the efficiency of trimming.

[0007] Optionally, the support frame is a cross.

[0008] By adopting the above technical solution, the support frame is in a cross shape, thereby improving the stability of the foam and thus improving the rotation stability.

[0009] Optionally, a plurality of negative pressure ports are provided on the upper surface of the support frame, and the negative pressure ports are connected to an external suction fan.

[0010] By adopting the above technical solution, during the process of supporting the foam, the negative pressure port can generate negative pressure on the foam, thereby improving the stability of the foam rotation.

[0011] Optionally, the first driving member is a first hydraulic cylinder, the second driving member is a driving motor, the driving motor is arranged on the piston rod of the first hydraulic cylinder, the output shaft of the driving motor is provided with a pneumatic slip ring, a connecting cavity is opened in the support frame, the negative pressure port is connected to the connecting cavity, and the pneumatic slip ring is connected to the connecting cavity.

[0012] Optionally, a filter is provided at the negative pressure port.

[0013] By adopting the above technical solution, a filter screen is provided at the negative pressure port, thereby reducing the possibility of debris entering the negative pressure port.

[0014] Optionally, the support frame is detachably connected to an abutment ring corresponding to the negative pressure port, the diameter of the abutment ring gradually increases in a direction away from the support frame, and the filter screen is arranged in the abutment ring.

[0015] By adopting the above technical solution, on the one hand, an abutment ring is provided and the filter is arranged in the abutment ring so as to facilitate the removal and cleaning of the filter. On the other hand, the abutment ring is trumpet-shaped, thereby improving the stability of the foam.

[0016] Optionally, the abutment ring is provided with an internal thread, the support frame is provided with a mounting portion corresponding to the negative pressure port, the mounting portion is provided with an external thread, and the abutment ring is threadedly sleeved on the mounting portion.

[0017] By adopting the above technical solution, the abutment ring is threadedly sleeved on the installation portion, so that it can be aligned.

[0018] Optionally, the support frame is provided with clamping plates at both ends along the width direction of the third conveyor belt, and the clamping plates are slidably connected to the support frame along the direction of the third conveyor belt. A connecting rope is provided at the lower end of the clamping plate, and the lower end of the connecting rope is connected to the first hydraulic cylinder.

[0019] By adopting the above technical solution, when the first hydraulic cylinder drives the support frame to move upward, since the lower end of the connecting rope is fixed, the upper end of the connecting rope drives the two clamping plates to move toward each other, thereby clamping the foam.

[0020] In summary, the present invention has the following beneficial effects:

[0021] 1. After the trimming mechanism on the first conveyor belt trims both sides of the foam, the first conveyor belt conveys the foam to the second conveyor belt. The first driving member drives the support frame to push the foam away from the second conveyor belt, and the second driving member drives the support frame to rotate 90 degrees, thereby reversing the direction of the foam, so that the trimming mechanism on the third conveyor belt can trim both sides of the foam to be trimmed, reducing the tedious steps of reversing direction, thereby improving the efficiency of trimming;

[0022] 2. In the process of supporting the foam, the negative pressure port can generate negative pressure on the foam, thereby improving the stability of the foam rotation. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 is a schematic structural diagram of Example 1;

[0024] Figure 2 This is a schematic diagram of the installation of the first hydraulic cylinder in Example 1;

[0025] Figure 3 is a schematic structural diagram of Example 2;

[0026] Figure 4 is a schematic diagram of the installation of the support frame in Example 2;

[0027] Figure 5 yes Figure 4 A magnified schematic diagram of point A in the middle;

[0028] Figure 6 is a schematic structural diagram of Example 3;

[0029] Figure 7 Schematic diagram of the structure of the connecting rope in Example 3.

[0030] In the figure, 1. first conveyor belt; 2. second conveyor belt; 3. third conveyor belt; 4. trimming mechanism; 5. support frame; 51. first hydraulic cylinder; 52. drive motor; 53. abutment ring; 531. filter screen; 54. pneumatic slip ring; 55. mounting portion; 56. sliding groove; 57. clamping plate; 58. spring; 59. connecting rope; 6. gantry; 61. second hydraulic cylinder; 62. abutment plate. DETAILED DESCRIPTION

[0031] The following is combined with Figure 1-7 This application is described in further detail.

[0032] Example 1

[0033] The present application embodiment discloses a foam trimming machine, referring to Figure 1 and Figure 2, comprising a first conveyor belt 1, a second conveyor belt 2, a third conveyor belt 3, and a trimming mechanism 4. Two trimming mechanisms 4 are provided and are fixedly mounted on the frames of the first conveyor belt 1 and the second conveyor belt 2, respectively. Four third conveyor belts 3 are provided, and the four third conveyor belts 3 are arranged in a rectangular array, with gaps between adjacent third conveyor belts 3. The third conveyor belts 3 are provided with support frames 5, and the support frames 5 are located in the gaps between the third conveyor belts 3. The frames of the third conveyor belts 3 are provided with a first driving member that drives the support frames 5 to rise and fall, and the first driving member is provided with a second driving member that drives the support frames 5 to rotate.

[0034] Reference Figure 1 and Figure 2 The first driving component is the first hydraulic cylinder 51, the second driving component is the driving motor 52, the frame of the third conveyor belt 3 is fixedly connected to the mounting plate, the first hydraulic cylinder 51 is fixed on the mounting plate, the driving motor 52 is fixedly connected to the piston rod of the first hydraulic cylinder 51, and the output shaft of the driving motor 52 is fixedly connected to the lower surface of the support frame 5.

[0035] Reference Figure 1 and Figure 2 The support frame 5 is a cross, and the support frame 5 is cross-shaped, which can improve the stability of the foam and thus improve the stability of rotation.

[0036] Reference Figure 1 and Figure 2 The frame of the third conveyor belt 3 is fixedly connected to the gantry 6, and the gantry 6 is fixedly connected to the second hydraulic cylinder 61. The piston rod of the second hydraulic cylinder 61 is rotatably connected to the abutment plate 62, and the abutment plate 62 corresponds to the center of the support frame 5.

[0037] The implementation principle of Example 1 of the present application is: after the trimming mechanism 4 on the first conveyor belt 1 trims the two sides of the foam, the first conveyor belt 1 conveys the foam to the second conveyor belt 2, and the first hydraulic cylinder 51 drives the support frame 5 to push the foam away from the second conveyor belt 2, and drives the support frame 5 to rotate 90 degrees through the drive motor 52, thereby reversing the foam, so that the trimming mechanism 4 on the third conveyor belt 3 can trim the two sides of the foam to be trimmed, reducing the tedious steps of reversing, thereby improving the efficiency of trimming.

[0038] Example 2:

[0039] The difference between Example 2 and Example 1 is that, referring to Figure 3 、 Figure 4 and Figure 5A connecting cavity is defined within the support frame 5. Several negative pressure ports are defined on the upper surface of the support frame 5. The negative pressure ports are connected to the connecting cavity. The output shaft of the drive motor 52 is fixedly connected to a pneumatic slip ring 54, which is connected to the connecting cavity. The connecting cavity is then connected to an external blower via the pneumatic slip ring 54.

[0040] Reference Figure 3 、 Figure 4 and Figure 5 The support frame 5 is fixedly connected to a mounting portion 55 corresponding to the negative pressure port. The mounting portion 55 is coaxial with the negative pressure port. The outer wall of the mounting portion 55 is provided with an external thread, and an abutment ring 53 is detachably connected to the mounting portion 55. The inner wall of the abutment ring 53 is provided with an internal thread, and the abutment ring 53 is threadedly mounted on the mounting portion 55. The diameter of the abutment ring 53 gradually increases in the direction away from the support frame 5. A filter screen 531 is fixedly connected to the abutment ring 53.

[0041] The implementation principle of Example 2 is: in the process of supporting the foam, the negative pressure port can generate negative pressure on the foam, thereby improving the stability of the foam rotation.

[0042] Example 3:

[0043] The difference between Example 3 and Example 2 is that, referring to Figure 6 and Figure 7 The support frame 5 is provided with sliding grooves 56 at both ends along the width direction of the third conveyor belt 3. The support frame 5 is provided with a clamping plate 57 that is slidably connected to the sliding groove 56 along the width direction of the third conveyor belt 3. The length direction of the clamping plate 57 is vertically arranged. The lower end of the clamping plate 57 is fixedly connected to the connecting rope 59, and the lower end of the connecting rope 59 is fixedly connected to the mounting plate.

[0044] Reference Figure 6 and Figure 7 The support frame 5 is provided with a spring 58 that forces the two clamping plates 57 to slide away from each other. The spring 58 is located in the sliding groove 56. One end of the spring 58 is fixedly connected to the groove wall of the sliding groove 56, and the other end of the spring 58 is fixedly connected to the clamping plate 57.

[0045] The implementation principle of Example 3 is as follows: when the first hydraulic cylinder 51 drives the support frame 5 to move upward, since the lower end of the connecting rope 59 is fixed, the upper end of the connecting rope 59 drives the two clamping plates 57 to move toward each other, thereby clamping the foam.

[0046] The above are all preferred embodiments of the present application, and are not intended to limit the scope of protection of the present application. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the scope of protection of the present application.

Claims

1. A foam trimming machine, characterized by: The utility model comprises a first conveyor belt (1), a second conveyor belt (2), a third conveyor belt (3) and a trimming mechanism (4), wherein two trimming mechanisms (4) are provided and correspond to the first conveyor belt (1) and the second conveyor belt (2) respectively, and four third conveyor belts (3) are provided, and the four third conveyor belts (3) are distributed in a rectangular array, and there is a gap between two adjacent third conveyor belts (3). The third conveyor belt (3) is provided with a support frame (5), and a first driving member for driving the support frame (5) to be raised and lowered is provided on the frame of the third conveyor belt (3), and a second driving member for driving the support frame (5) to be rotated is provided on the first driving member.

2. The foam trimming machine according to claim 1, characterized in that: The support frame (5) is a cross.

3. The foam trimming machine according to claim 1, characterized in that: A plurality of negative pressure ports are provided on the upper surface of the support frame (5), and the negative pressure ports are connected to an external suction fan.

4. The foam trimming machine according to claim 3, characterized in that: The first driving member is a first hydraulic cylinder (51), the second driving member is a driving motor (52), the driving motor (52) is arranged on the piston rod of the first hydraulic cylinder (51), the output shaft of the driving motor (52) is provided with a pneumatic slip ring (54), a connecting cavity is opened in the support frame (5), the negative pressure port is connected to the connecting cavity, and the pneumatic slip ring (54) is connected to the connecting cavity.

5. The foam trimming machine according to claim 4, characterized in that: A filter screen (531) is provided at the negative pressure port.

6. The foam trimming machine according to claim 5, characterized in that: The support frame (5) is detachably connected to an abutment ring (53) corresponding to the negative pressure port, the diameter of the abutment ring (53) gradually increases in a direction away from the support frame (5), and the filter screen (531) is arranged in the abutment ring (53).

7. The foam trimming machine according to claim 6, characterized in that: The abutment ring (53) is provided with an internal thread, the support frame (5) is provided with a mounting portion (55) corresponding to the negative pressure port, the mounting portion (55) is provided with an external thread, and the abutment ring (53) is threadedly sleeved on the mounting portion (55).

8. The foam trimming machine according to claim 7, characterized in that: The support frame (5) is provided with clamping plates (57) at both ends along the width direction of the third conveyor belt (3), and the clamping plates (57) are slidably connected to the support frame (5) along the direction of the third conveyor belt (3). The lower end of the clamping plate (57) is provided with a connecting rope (59), and the lower end of the connecting rope (59) is connected to the first hydraulic cylinder (51).

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