Cutting device on spreading machine
By designing a belt machine cutting device including a pressing mechanism and a cutting mechanism, the existing belt machine cutting device has solved the problem of fabric floating and inaccurate cutting caused by existing belt machine cutting devices, achieving a more neat and accurate cutting effect, and improving product quality and appearance.
Patent Information
- Application Number
- CN202421182971.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-28
- Publication Date
- 2025-03-21
- Estimated Expiration
- 2034-05-28
AI Technical Summary
The cutting device of existing bunkers only relies on a single round cutter, which causes the fabric to float up and down by various factors during the cutting process, resulting in uneven cutting edges and inaccurate size, affecting product quality and appearance.
A drawing machine cutting device including a workbench, a U-frame, a cutting mechanism and a pressing mechanism is designed. The pressing mechanism consists of a first pressure plate, a second pressure plate, a telescopic rod, a spring and a fixing block. The telescopic rod is pulled to shrink, the spring shrinks the fixing fabric, and then the fabric is cut through the first cutter groove and the second cutter groove through the cutting mechanism.
With this device, the fabric will not cause untidy cutting edges due to shaking during the cutting process, ensuring the accuracy of the cutting size and improving the quality and appearance of the product.
Smart Images
Figure CN222648429U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of cloth-pulling machine equipment, and more specifically, to a cutting device on a cloth-pulling machine. Background Art
[0002] Fabric stretching machine is an automated machine used to process fabrics. Its working principle is to pull the fabric out of the roll, straighten it and cut it into the required size and shape through a series of stretching, positioning, feeding and cutting operations.
[0003] At present, when cutting fabrics, the cutting device of the fabric spreading machine on the market often relies on a single circular cutter for cutting. Since fabric is a soft material, it is easily affected by various factors and fluctuates up and down during the cutting process. This fluctuation not only causes uneven cutting edges, but also causes inaccurate cutting dimensions, seriously affecting the quality and appearance of the product. Utility Model Content
[0004] In view of the deficiencies in the prior art, the utility model aims to provide a cutting device for a cloth stretching machine.
[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0006] A cutting device on a cloth-pulling machine comprises a workbench, a U-shaped frame, a cutting mechanism and a cloth-pressing mechanism. Limit blocks are respectively fixed on both sides of the workbench, and both ends of the U-shaped frame are respectively fixed on the two limit blocks. The cutting mechanism is placed on the U-shaped frame, and the cloth-pressing mechanism is placed on the workbench. The cloth-pressing mechanism comprises a first pressing plate, a second pressing plate, a telescopic rod, a spring and a fixed block. Two fixed blocks are provided and the two fixed blocks are respectively fixed on the two ends of the U-shaped frame. Both fixed blocks are provided with telescopic rods, and both ends of the telescopic rods are respectively fixedly connected to the fixed block and the first pressing plate. The spring is sleeved on the telescopic rod, and both ends of the spring are respectively in conflict with the fixed block and the first pressing plate. A first knife groove is formed on the first pressing plate, and both ends of the second pressing plate are respectively fixed to the two limit blocks. A second knife groove is formed on the second pressing plate, and the first knife groove corresponds to the second knife groove.
[0007] The utility model is further configured as follows: the cutting mechanism includes a blade, a first motor, a second motor, a slide plate and a screw rod; a U-shaped frame is provided with a slide groove and a storage groove that are interconnected; the first motor is fixed to the U-shaped frame, and the first motor includes a first rotating shaft, the first rotating shaft extends into the slide groove and is fixedly connected to the screw rod; the slide plate is placed in the slide groove and a threaded hole is provided on the slide plate, the screw rod passes through the threaded hole and is threadedly connected to the slide groove; the second motor is placed in the storage groove and is fixed to the slide plate; the second motor includes a second rotating shaft, the second rotating shaft is fixedly connected to the blade, and one end of the blade extends into the first knife groove.
[0008] The utility model is further configured that a fixing piece is provided on the limit block, the fixing piece comprises a positioning plate and a clip, the positioning plate is fixed on the limit block, and the clip is fixed on the positioning plate.
[0009] The utility model is further configured that the first pressing plate and the second pressing plate are both provided with anti-slip grooves.
[0010] By adopting the above technical solution, the beneficial effects of the utility model are:
[0011] By pulling the first pressing plate, the first pressing plate drives the telescopic rod to contract, and at the same time, the first pressing plate drives the spring to contract, and then the fabric passes between the first pressing plate and the second pressing plate. At this time, the first pressing plate is released to reduce the squeezing force of the first pressing plate on the spring, and then the spring rebounds to drive the first pressing plate to move, and at the same time drives the telescopic rod to extend, until the first pressing plate and the second pressing plate respectively contact the fabric, thereby fixing the fabric, and then the cutting mechanism cuts the fabric through the first knife groove and the second knife groove, so that the fabric will not be jittered during the cutting process, resulting in uneven cutting edges. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 It is a schematic diagram of the structure of a cutting device on a cloth stretching machine.
[0013] Figure 2 It is a schematic diagram of the structure of the cooperation between the second motor and the blade.
[0014] Figure 3 is a schematic diagram of the structure of the first motor and the lead screw.
[0015] Figure 4 is a partial enlarged view of A.
[0016] Description of the drawings: 1-workbench, 2-U-shaped frame, 3-cutting mechanism, 31-blade, 32-first motor, 33-second motor, 34-slide plate, 35-screw rod, 4-cloth pressing mechanism, 41-first pressing plate, 42-second pressing plate, 43-telescopic rod, 44-spring, 45-fixed block, 5-limiting block, 6-first knife groove, 7-second knife groove, 8-slide groove, 9-storage groove, 10-first rotating shaft, 11-second rotating shaft, 12-threaded hole, 13-fixing part, 131-positioning plate, 132-clip. DETAILED DESCRIPTION
[0017] Reference Figures 1 to 4 The utility model is further described in detail.
[0018] A cutting device on a cloth stretching machine comprises a workbench 1, a limit block 5, a U-shaped frame 2, a cutting mechanism 3, a cloth pressing mechanism 4 and a fixing member 13. Two limit blocks 5 are provided and are respectively fixed on both sides of the workbench 1. The two limit blocks 5 are both provided with fixing members 13. The two ends of the U-shaped frame 2 are respectively fixedly connected to the two limit blocks 5. The cutting mechanism 3 is placed on the U-shaped frame 2, and the cloth pressing mechanism 4 is placed on the workbench 1.
[0019] The cloth pressing mechanism 4 includes a first pressing plate 41, a second pressing plate 42, a telescopic rod 43, a spring 44 and a fixed block 45. Two fixed blocks 45 are provided and the two fixed blocks 45 are respectively fixed to the two ends of the U-shaped frame 2. The two fixed blocks 45 are provided with a telescopic rod 43. The two ends of the telescopic rod 43 are respectively fixedly connected with the fixed block 45 and the first pressing plate 41. The spring 44 is sleeved on the telescopic rod 43, and the two ends of the spring 44 are respectively in conflict with the fixed block 45 and the first pressing plate 41. The first pressing plate 41 is provided with a first knife groove 6. The two ends of the second pressing plate 42 are respectively fixed to the two limit blocks 5. The second pressing plate 42 is provided with a second knife groove 7. The first knife groove 6 corresponds to the second knife groove 7. The first pressing plate 41 and the second pressing plate 42 are both provided with anti-skid patterns for increasing friction.
[0020] By pulling the first pressing plate 41, the first pressing plate 41 drives the telescopic rod 43 to contract, and at the same time, the first pressing plate 41 drives the spring 44 to contract, and then the fabric passes between the first pressing plate 41 and the second pressing plate 42. At this time, the first pressing plate 41 is released to reduce the squeezing force of the first pressing plate 41 on the spring 44, and then the spring 44 rebounds and drives the first pressing plate 41 to move, and at the same time drives the telescopic rod 43 to extend, until the first pressing plate 41 and the second pressing plate 42 respectively contact the fabric, thereby fixing the fabric, and then the cutting mechanism 3 is used to cut the fabric through the first knife groove 6 and the second knife groove 7, so that the fabric will not be jittered during the cutting process, resulting in uneven cutting edges.
[0021] The cutting mechanism 3 includes a blade 31, a first motor 32, a second motor 33, a slide plate 34 and a screw rod 35. The U-shaped frame 2 is provided with a slide groove 8 and a storage groove 9 which are interconnected. The second motor 33 is placed in the storage groove 9, and the slide plate 34 is placed in the slide groove 8. The second motor 33 and the slide plate 34 are fixedly connected. The first motor 32 is fixed to the U-shaped frame 2. The first motor 32 and the second motor 33 respectively include a first rotating shaft 10 and a second rotating shaft 11. The first rotating shaft 10 passes through the U-shaped frame 2 and extends into the slide groove 8 and is fixedly connected to the screw rod 35. The slide plate 34 is provided with a threaded hole 12. The screw rod 35 passes through the threaded hole 12 and is threadedly connected thereto. The blade 31 is fixed to the second rotating shaft 11. One end of the blade 31 passes through the first knife groove 6 and extends into the second knife groove 7.
[0022] The second motor 33 is started to drive the second shaft 11 to rotate, and the second shaft 11 drives the blade 31 to rotate, and then the first motor 32 is started, and the first shaft 10 rotates to drive the screw rod 35 to rotate, and the screw rod 35 is threadedly connected to the threaded hole 12 on the slide plate 34, so that the slider moves in the slide groove 8, the slide plate 34 drives the second motor 33 to move, and the second motor 33 drives the blade 31 to move, and then the blade 31 moves in the first knife groove 6 and the second knife groove 7, and then the cloth placed between the first pressing plate 41 and the second pressing plate 42 is cut.
[0023] The fixing member 13 includes a positioning plate 131 and a clip 132, the positioning plate 131 is fixed on the limiting block 5, and the clip 132 is fixed on the positioning plate 131;
[0024] The cloth is fixed by the clip 132, thereby further restraining the cloth and preventing the cloth from shaking during cutting, thereby affecting the quality of the cut product.
[0025] Working principle: First, the first pressing plate 41 is moved, and then the first pressing plate 41 drives the telescopic rod 43 and the spring 44 to contract, and then the cloth passes between the first pressing plate 41 and the second pressing plate 42 and the cloth contacts the second pressing plate 42, and then the first squeezing plate is released, and then the squeezing force of the first pressing plate 41 and the spring 44 is reduced, and then the spring 44 rebounds to move the telescopic rod 43 and the first pressing plate 41 respectively, until the first pressing plate 41 squeezes the cloth, and then the cloth is fixed by the first pressing plate 41 and the second pressing plate 42, and then The clips 132 on the two limit blocks 5 are respectively clamped at the two ends of the cloth, thereby further fixing the cloth, and finally the first motor 32 and the second motor 33 are started respectively so that the first motor 32 drives the first rotating shaft 10 to rotate, and then the first rotating shaft 10 rotates the screw rod 35 to rotate, the screw rod 35 drives the slide plate 34 to move in the slide groove 8, the slide plate 34 drives the second motor 33 to move, the second motor 33 drives the second rotating shaft 11 to rotate, the second rotating shaft 11 drives the blade 31 to rotate, and then the blade 31 cuts the cloth.
[0026] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any common changes and substitutions made by those skilled in the art within the technical solution of the present invention should be included in the protection scope of the present invention.
Claims
1. A cutting device on a cloth stretching machine, comprising a workbench (1), a U-shaped frame (2), a cutting mechanism (3) and a cloth pressing mechanism (4), characterized in that: Limit blocks (5) are respectively fixed on both sides of the workbench (1); both ends of the U-shaped frame (2) are respectively fixed on the two limit blocks (5); the cutting mechanism (3) is placed on the U-shaped frame (2); the cloth pressing mechanism (4) is placed on the workbench (1); the cloth pressing mechanism (4) comprises a first pressing plate (41), a second pressing plate (42), a telescopic rod (43), a spring (44) and a fixed block (45); two fixed blocks (45) are provided and the two fixed blocks (45) are respectively fixed on the two ends of the U-shaped frame (2); the two fixed blocks (45) A telescopic rod (43) is provided on each of the two ends of the telescopic rod (43), the two ends of which are respectively fixedly connected to a fixed block (45) and a first pressing plate (41), the spring (44) is sleeved on the telescopic rod (43), and the two ends of the spring (44) are respectively in contact with the fixed block (45) and the first pressing plate (41), the first pressing plate (41) is provided with a first knife groove (6), the two ends of the second pressing plate (42) are respectively fixed to two limit blocks (5), the second pressing plate (42) is provided with a second knife groove (7), and the first knife groove (6) and the second knife groove (7) correspond to each other.
2. The cutting device on the cloth stretching machine according to claim 1, characterized in that: The cutting mechanism (3) comprises a blade (31), a first motor (32), a second motor (33), a slide plate (34) and a screw rod (35). The U-shaped frame (2) is provided with a slide groove (8) and a storage groove (9) which are interconnected. The first motor (32) is fixed to the U-shaped frame (2), and the first motor (32) comprises a first rotating shaft (10). The first rotating shaft (10) extends into the slide groove (8) and is fixedly connected to the screw rod (35). The slide plate (34) is placed in the slide groove (8) and a threaded hole (12) is formed on the slide plate (34). The screw rod (35) passes through the threaded hole (12) and is threadedly connected thereto. The second motor (33) is placed in the storage groove (9) and is fixed to the slide plate (34). The second motor (33) comprises a second rotating shaft (11). The second rotating shaft (11) is fixedly connected to the blade (31). One end of the blade (31) extends into the first knife groove (6).
3. The cutting device on the cloth stretching machine according to claim 1, characterized in that: The limit block (5) is provided with a fixing member (13), the fixing member (13) comprising a positioning plate (131) and a clip (132), the positioning plate (131) being fixed on the limit block (5), and the clip (132) being fixed on the positioning plate (131).
4. The cutting device on a cloth stretching machine according to claim 1, characterized in that: Anti-slip grooves are provided on the first pressing plate (41) and the second pressing plate (42).