Trimming device and trimming equipment

Abstract

The utility model provides a trimming device and trimming equipment, the trimming device is used for trimming the rubber edge of a sealing ring, and the trimming device comprises a device main body; the trimming component is arranged on the device body, a positioning hole is formed in the trimming component in a penetrating mode, and the sealing ring can pass through the positioning hole; the trimming knife is arranged at the trimming opening of the positioning hole, and a blade of the trimming knife is arranged around the peripheral side of the trimming opening. The trimming device solves the technical problem that in the related technology, the trimming efficiency of the rubber edge of the sealing ring is poor.

Description

TECHNICAL FIELD

[0001] The utility model relates to sealing ring repair technical field, concretely relates to a trimming device and trimming equipment. BACKGROUND

[0002] In the vulcanization process, the sealing rubber strip often forms uneven rubber edges at the edge of the sealing ring, which not only affects the sealing performance of the product, but also reduces the appearance quality.

[0003] In the prior art, the traditional method for trimming the rubber edge is generally to manually hold a rubber edge trimming knife and manually cut the rubber edge. However, this trimming method has the following problems:

[0004] 1. Low efficiency: manual trimming of the rubber edge requires a lot of time and manpower, especially in mass production, the efficiency is very low;

[0005] 2. Poor consistency: manual trimming cannot guarantee the consistency and precision of each trimming, resulting in unstable product quality;

[0006] 3. Safety risk: when the employee uses the rubber edge trimming knife for trimming, there is a certain safety risk, and accidents such as cuts are likely to occur.

[0007] Therefore, the prior art needs to be further developed. SUMMARY

[0008] The utility model aims at overcoming the above technical defects, providing a trimming device and trimming equipment to solve the technical problem of poor trimming efficiency of the rubber edge of the sealing ring in the related art.

[0009] To achieve the above technical purpose, the utility model adopts the following technical scheme: a trimming device is provided, the trimming device is used for trimming the rubber edge of the sealing ring, and the trimming device comprises: a device main body; a trimming component, the trimming component is arranged on the device main body, a positioning hole is arranged through the trimming component, and the positioning hole is used for passing the sealing ring; a trimming knife, the trimming knife is arranged at the trimming opening of the positioning hole, and the cutting edge of the trimming knife is arranged around the circumferential side of the trimming opening.

[0010] Further, the cutting edge comprises oppositely arranged upper and lower cutting edges, the upper cutting edge is located at the side of the trimming component away from the device main body, and the lower cutting edge is located at the side of the trimming component close to the device main body.

[0011] Further, the upper and / or lower cutting edges are arc-shaped cutting edges, and the shape of the arc-shaped cutting edge matches the rubber edge.

[0012] Further, the trimming component comprises: a first trimming component and a second trimming component that are spliced with each other, the first trimming component and the second trimming component form the positioning hole therebetween, and the first trimming component is detachably connected with the device main body.

[0013] Further, the first trimming part is provided with a first groove on the side close to the second trimming part, and the second trimming part is provided with a second groove corresponding to the first groove on the side close to the first trimming part, and the first groove and the second groove jointly form a positioning hole when the first trimming part and the second trimming part are matched with each other.

[0014] Further, the trimming knife is integrally formed with the first trimming part or the second trimming part.

[0015] Further, the device body is provided with an avoiding groove, and the avoiding groove is arranged corresponding to the positioning hole, and the avoiding groove is used for avoiding the trimmed rubber edge.

[0016] Further, the trimming part comprises a first guide surface arranged at the trimming opening, and the first guide surface is symmetrically arranged on both sides of the trimming opening to guide the sealing ring.

[0017] Further, the device body comprises a second guide surface, and the second guide surface is located on the side of the device body away from the trimming opening to guide the sealing ring.

[0018] A trimming device, the trimming device comprising the trimming device.

[0019] Advantages:

[0020] 1. By adopting the positioning hole and arranging the cutting edge of the trimming knife at the trimming opening, the stability of the sealing ring during trimming is ensured, the rubber edge is trimmed at a stable trimming angle and trimming size each time, consistency is ensured each time, the trimming quality is stable, the trimming of the sealing ring can be quickly completed by pulling the sealing ring, the trimming efficiency is improved, the risk of employee injury is reduced by avoiding the employee directly holding the knife, and the technical problem of poor trimming efficiency of the rubber edge of the sealing ring in the related art is solved.

[0021] 2. The trimming device and the trimming device in the embodiment can adapt to sealing rings of different specifications and materials, have high universality, reduce manual operation, reduce labor cost and error rate, realize fast and accurate repair of the rubber edge of the sealing ring, improve production efficiency and product quality, and have significant technical advantages and application prospect. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 is a use schematic view of the trimming device adopted by the embodiment of the utility model;

[0023] Figure 2 is a structure schematic view of the trimming device of the first perspective adopted by the embodiment of the utility model;

[0024] Figure 3 is a structure schematic view of a second perspective of the edge trimming device adopted by the embodiment of the utility model;

[0025] Figure 4 is an exploded view of the edge trimming device adopted by the embodiment of the utility model.

[0026] Among them, the above-mentioned drawing includes the following figure marks:

[0027] 10, sealing ring; 1, device main body; 21, first edge trimming component; 211, first groove; 22, second edge trimming component; 221, second groove; 23, first guide surface; 11, avoiding groove; 12, second guide surface; 2, edge trimming component; 3, positioning hole; 31, trimming opening; 4, edge trimming cutter; 41, upper cutter edge; 42, lower cutter edge. DETAILED DESCRIPTION

[0028] In order to make the personnel in the technical field better understand the scheme of the present application, the technical scheme in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by the person skilled in the art without creative labor should belong to the scope of protection of the present application.

[0029] According to the embodiment of the utility model, a kind of edge trimming device is provided, please refer to Figures 1 to 4 , edge trimming device is used to trim the rubber edge of sealing ring 10, and edge trimming device includes: device main body 1;Edge trimming component 2, edge trimming component 2 is set on device main body 1, and positioning hole 3 is set on edge trimming component 2, and positioning hole 3 is used to pass sealing ring 10;Edge trimming cutter 4, edge trimming cutter 4 is set at the trimming opening 31 of positioning hole 3, and the cutter edge of edge trimming cutter 4 is set around the circumferential side of trimming opening 31.

[0030] Specifically, the edge trimming device of the present embodiment is fixed, and sealing ring 10 is positioned by positioning hole 3, and the cutter edge of edge trimming cutter 4 is set at the trimming opening 31 of positioning hole 3, and sealing ring 10 is gradually passed through positioning hole 3 by manually or edge trimming equipment traction sealing ring 10, so that the rubber edge is trimmed.

[0031] By adopting the positioning hole 3 and setting the cutting edge of the trimming cutter 4 at the trimming opening 31, the sealing ring 10 can be prevented from rotating and kept stable during trimming, the sealing ring 10 can be trimmed at a stable trimming angle and trimming size each time, consistency of trimming can be kept each time, trimming quality is stable, the trimming of the sealing ring 10 can be quickly completed by pulling the sealing ring 10, trimming efficiency is improved, meanwhile, the staff is prevented from directly holding the cutter, the risk of staff injury is reduced, and the technical problem of poor trimming efficiency of the sealing ring in the related art is solved.

[0032] In the trimming device of the embodiment, referring to Figure 2 , the cutting edge includes oppositely arranged upper and lower cutting edges 41 and 42, the upper cutting edge 41 is located on the side of the trimming member 2 away from the device body 1, and the lower cutting edge 42 is located on the side of the trimming member 2 close to the device body 1. By arranging the upper and lower cutting edges 41 and 42, the rubber edges formed on both sides of the sealing ring 10 are corresponded respectively, so that the trimming of the rubber edges on both sides is completed at the same time, and the trimming efficiency is improved.

[0033] In the trimming device of the embodiment, referring to Figures 2-3 , the upper and lower cutting edges 41 and 42 are arc-shaped cutting edges, and the shape of the arc-shaped cutting edges matches the rubber edge. Specifically, the upper and lower cutting edges 41 and 42 are arc-shaped cutting edges, so that the positions of the upper and lower cutting edges 41 and 42 corresponding to the rubber edge are just the thinnest regions of the cutting edges, and are also the regions with the minimum local length (length along the axis of the positioning hole) of the upper and lower cutting edges 41 and 42, so that the trimmed rubber edge is more neat, the resistance of the sealing ring 10 passing through the positioning hole 3 is reduced, and the trimming can be completed faster.

[0034] In the trimming device of the embodiment, referring to Figure 4 , the trimming member 2 includes a first trimming member 21 and a second trimming member 22 which are spliced with each other, and the positioning hole 3 is formed between the first trimming member 21 and the second trimming member 22, wherein the first trimming member 21 is detachably connected with the device body 1. Specifically, the first trimming member 21 is detachably connected with the device body 1, so that the loading and unloading of the sealing ring 10 can be conveniently completed, and the sealing ring 10 can enter the positioning hole 3.

[0035] It should be noted that the first trimming member 21 and the device body 1 can be detachably connected in the form of screw fixation, or a clamping structure or a sliding slot and sliding block structure can be used between the first trimming member 21 and the second trimming member 22 to realize the detachable connection of the first trimming member 21 and the device body 1.

[0036] In the trimming device of the embodiment, referring to Figure 4The first trimming part 21 is provided with a first recess 211 on the side close to the second trimming part 22, and the second trimming part 22 is provided with a second recess 221 corresponding to the first recess 211 on the side close to the first trimming part 21. When the first trimming part 21 and the second trimming part 22 are combined with each other, the first recess 211 and the second recess 221 jointly form the positioning hole 3. In this way, the loading and unloading of the sealing ring 10 are facilitated, and the sealing ring 10 is easily put into the positioning hole 3.

[0037] In the trimming device of the embodiment, referring to Figures 2-4 The trimming knife 4 is integrally formed with the first trimming part 21 or the second trimming part 22.

[0038] In the trimming device of the embodiment, referring to Figure 2 The device body 1 is provided with an avoiding groove 11 penetrating through the device body 1, and the avoiding groove 11 is arranged corresponding to the positioning hole 3. The avoiding groove 11 is used for avoiding the trimmed rubber edge. By arranging the avoiding groove 11, the trimmed rubber edge is avoided, and the deformation of the sealing ring 10 caused by the accumulation of the trimmed rubber edge at the trimming opening 31 is prevented, so that the trimming quality is not affected.

[0039] In the trimming device of the embodiment, referring to Figure 2 The trimming part 2 includes a first guide surface 23 arranged at the trimming opening 31. The first guide surface 23 is symmetrically arranged on both sides of the trimming opening 31 to guide the sealing ring 10. By arranging the first guide surface 23, the sealing ring 10 is smoothly put into the positioning hole 3, so that the trimming speed is improved.

[0040] Preferably, the first guide surface 23 is a round corner surface or an inclined corner surface.

[0041] In the trimming device of the embodiment, referring to Figure 3 The device body 1 includes a second guide surface 12 arranged on the side of the device body 1 away from the trimming opening 31 to guide the sealing ring 10. By arranging the second guide surface 12, the trimmed sealing ring 10 is smoothly put into the positioning hole 3, so that the trimming speed is improved.

[0042] Preferably, the second guide surface 12 is a round corner surface or an inclined corner surface.

[0043] In the trimming device of the embodiment, the trimming device includes the trimming device described above.

[0044] By adopting the above edge trimming device in the edge trimming device, auxiliary components such as a feeding system and a clamping mechanism are arranged, the feeding system is used to send the sealing ring to be repaired into a repair area, and the clamping mechanism is arranged in the repair area and used to fix the vulcanized sealing ring, the clamping mechanism can be made of flexible material to avoid damage to the sealing ring, and the rubber edge trimming operation of the sealing ring 10 can be automatically completed.

[0045] The edge trimming device and the edge trimming device in the embodiment can adapt to vulcanized sealing rings of different specifications and materials, have high universality, reduce manual operation, reduce labor cost and error rate, realize rapid and accurate repair of the rubber edge of the vulcanized sealing ring, improve production efficiency and product quality, and have significant technical advantages and application prospects.

[0046] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above drawings are used to distinguish similar objects, and do not necessarily describe a specific order or sequence. It should be understood that the data thus used can be interchanged under appropriate circumstances, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein. In addition, the terms "include" and "have" and any variations thereof are intended to cover non-exclusive inclusion, for example, a process, method, system, product or device including a series of steps or units does not necessarily have to be limited to those steps or units clearly listed, but can include other steps or units not clearly listed or inherent to these processes, methods, products or devices.

[0047] Alternatively, the specific examples in the embodiment can refer to the examples described in the above embodiments, and the embodiment will not be described here.

[0048] The serial numbers of the above embodiments of the present application are only for description, and do not represent the advantages and disadvantages of the embodiments.

[0049] In the above embodiments of the present application, the description of each embodiment has its own emphasis, and the parts not described in detail in a certain embodiment can refer to the relevant description of other embodiments.

[0050] The above is only the preferred embodiment of the present application, and it should be pointed out that for ordinary skilled persons in the technical field, without departing from the principle of the present application, a number of improvements and refinements can be made, which should also be regarded as the protection scope of the present application.

Claims

1. A trimming device, characterized in that The trimming device is used for trimming the rubber edge of a sealing ring (10), and comprises: a device body (1); a trimming component (2) provided on the device body (1), wherein a positioning hole (3) is provided through the trimming component (2) and used for passing the sealing ring (10) therethrough; a trimming knife (4) provided at a trimming opening (31) of the positioning hole (3), wherein a blade of the trimming knife (4) is provided around a periphery of the trimming opening (31).

2. The trimmer of claim 1, wherein The blade comprises oppositely arranged upper and lower blades (41 and 42), wherein the upper blade (41) is located at a side of the trimming component (2) away from the device body (1), and the lower blade (42) is located at a side of the trimming component (2) close to the device body (1).

3. The trimmer of claim 2, wherein The upper and / or lower blade (41 and / or 42) is an arc-shaped blade, and the shape of the arc-shaped blade is matched with the rubber edge.

4. The trimmer of claim 1 wherein, The trimming component (2) comprises: a first trimming component (21) and a second trimming component (22) that are spliced with each other, wherein the first trimming component (21) and the second trimming component (22) form the positioning hole (3) therebetween, and the first trimming component (21) is detachably connected with the device body (1).

5. The trimmer of claim 4, wherein, A first groove (211) is provided at a side of the first trimming component (21) close to the second trimming component (22), a second groove (221) is provided at a side of the second trimming component (22) close to the first trimming component (21) and corresponds to the first groove (211), and the first groove (211) and the second groove (221) jointly enclose the positioning hole (3) when the first trimming component (21) and the second trimming component (22) are spliced with each other.

6. The trimmer of claim 4, wherein The trimming knife (4) is integrally formed with the first trimming component (21) or the second trimming component (22).

7. The trimmer of claim 1 wherein, The device body (1) is provided with an avoiding groove (11) passing therethrough, wherein the avoiding groove (11) is provided corresponding to the positioning hole (3) and is used for avoiding the rubber edge after trimming.

8. The trimmer of claim 1, wherein The trimming component (2) comprises a first guide surface (23) provided at the trimming opening (31), wherein the first guide surface (23) is symmetrically provided at two sides of the trimming opening (31) to guide the sealing ring (10).

9. The trimmer of claim 1 wherein, The device body (1) comprises a second guide surface (12) located at a side of the device body (1) away from the trimming opening (31) to guide the sealing ring (10).

10. A trimming apparatus characterized by comprising: The trimming device comprises the trimming device as claimed in any one of claims 1 to 9.

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