Movable sliding groove type disk saw protective cover

Abstract

The utility model relates to a movable sliding groove type disk saw protective cover, which belongs to the technical field of disk saw protective covers, and comprises a workbench and a disk saw arranged on the workbench, two positioning grooves are arranged on the top surface of the workbench, a fixing ring is placed on the top surface of the workbench, and the positioning grooves are arranged on the top surface of the workbench. The bottom face of the fixing ring is fixedly connected with two positioning blocks, one ends of the positioning blocks extend into the two positioning grooves correspondingly, a protective cover is placed on the top of the workbench, a receding groove is formed in the top face of the protective cover, the fixing ring extends into the receding groove, and a limiting shaft is placed in the fixing ring. According to the movable sliding groove type disk saw protective cover, under the action of the protective cover, absolutely safe protection is conducted on a disk saw, the disk saw blade is arranged in the protective cover piece, people cannot be hurt by cutting, safety and reliability are guaranteed, the protective cover can be movably installed, a worker can operate the protective cover conveniently, the protective cover can be repeatedly used, the utilization rate is high, and the using effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of circular saw protective covers, in particular to a movable slide groove type circular saw protective cover. Background Art

[0002] The construction industry is developing rapidly, and prefabricated and aluminum formworks have emerged. However, the use of formwork on construction sites still accounts for the majority. The processing and production of woodworking formwork is uniformly carried out in a woodworking processing shed. As one of the wood processing machines, the woodworking circular saw has a very high usage rate during the foundation construction stage, the main construction stage or the decoration construction stage of the entire construction site.

[0003] Most of the existing protective covers are usually made of wooden plywood. The facility is simple, the safety measures are not guaranteed, and there are certain safety hazards. The carpentry construction on the construction site is random. The overall structure of the carpentry circular saw made on site is a wooden plywood table and a circular saw, and the circular saw has no safety measures. It is easy for carpenters to cut their hands when cutting wooden plywood during construction. There is no corresponding safety protective cover, which does not meet the safety management requirements, has safety hazards, and the utilization rate of the circular saw is low. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a movable slide-type circular saw protective cover, which has the advantages of improved safety and convenient recycling, and solves the problem that most of the existing protective covers are usually made temporarily of wooden plywood, the facility is simple, the safety measures are not guaranteed, there are certain safety hazards, the carpentry construction on the construction site is random, the overall structure of the carpentry circular saw made on site is a wooden plywood table and a circular saw, and the circular saw has no safety measures, the carpenter's hands are easily cut when cutting wooden plywood, there is no corresponding safety protective cover, it does not meet the safety management requirements, there are safety hazards, and the circular saw has a low utilization rate.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a movable sliding groove type circular saw protective cover, comprising a workbench and a circular saw arranged on the workbench, the top surface of the workbench is provided with two positioning grooves, a fixing ring is placed on the top surface of the workbench, and the bottom surface of the fixing ring is fixedly connected with two positioning blocks, one end of which extends into the inside of the two positioning grooves respectively.

[0006] A protective cover is placed on the top of the workbench, a clearance groove is opened on the top surface of the protective cover, the fixing ring extends to the inside of the clearance groove, a limiting shaft is placed inside the fixing ring, limiting holes are opened on the front and back sides of the protective cover, both ends of the limiting shaft extend to the inside of the two limiting holes respectively, and the limiting shaft passes through the back limiting hole and extends to the back side of the protective cover.

[0007] The protective cover is provided with a limiting component for limiting the plate.

[0008] Furthermore, the circular saw is located inside the protective cover, the fixing ring is a U-shaped ring, the top of the fixing ring passes through the clearance groove and extends to the top of the protective cover, and the two positioning blocks are slidably connected to the two positioning grooves respectively.

[0009] Furthermore, the limiting shaft and the fixing ring are slidably connected, the two ends of the limiting shaft are respectively clearance-fitted with the two limiting holes, and the two positioning blocks are respectively interference-fitted with the two positioning grooves.

[0010] Furthermore, the limiting assembly includes a connecting shaft, which is placed inside the protective cover, and a bearing is fixedly installed on the outer peripheral wall of the connecting shaft. Connecting holes are provided on the front and back of the protective cover, and both ends of the connecting shaft extend to the inside of the two connecting holes respectively. The connecting shaft passes through the back connecting hole and extends to the back of the protective cover. The front sides of the connecting shaft and the limiting shaft are fixedly connected with a baffle, and two nuts are placed on the back of the protective cover. Threaded grooves are provided on the outer peripheral walls of the connecting shaft and the limiting shaft, and the connecting shaft and the limiting shaft pass through two nuts respectively.

[0011] Furthermore, the bearing is located on the right side of the circular saw, the bearing is not in contact with the protective cover, and both ends of the connecting shaft are respectively clearance-matched with the two connecting holes.

[0012] Furthermore, the back sides of the two baffles are fitted with the front side of the protective cover, the front sides of the two nuts are fitted with the back side of the protective cover, and the two thread grooves are respectively threadedly connected with the two nuts.

[0013] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0014] 1. The movable slide-type circular saw protective cover can provide absolutely safe protection for the circular saw. The circular saw blade is in the protective cover and will not cut or injure people, ensuring safety and reliability. The protective cover can be installed movably, which is convenient for the staff to operate. It can be reused, has high utilization rate, and improves the use effect.

[0015] 2. The movable slide-type circular saw protective cover supports the limiting shaft and the connecting shaft respectively through the limiting holes and the connecting holes, thereby improving the stability of the limiting shaft and the connecting shaft. Through the action of the bearing, the protective cover is pushed to move, which is convenient for the staff to operate. At the same time, through the threaded connection between the nut and the thread groove, the protective cover is conveniently fixed, which is more convenient and practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a top view schematic diagram of the protective cover in the structure of the present utility model;

[0018] Figure 3 It is a left side schematic diagram of the protective cover in the structure of the present utility model;

[0019] Figure 4 It is a three-dimensional schematic diagram of the fixing ring in the structure of the present utility model.

[0020] In the figure: 1 workbench, 2 protective cover, 3 connecting shaft, 4 bearing, 5 circular saw, 6 relief groove, 7 fixing ring, 8 limit hole, 9 limit shaft, 10 positioning groove, 11 connecting hole, 12 baffle, 13 nut, 14 thread groove, 15 positioning block. Specific implementation manners

[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

[0022] Embodiment 1: Please refer to Figures 1 to 4 , the movable chute type circular saw protective cover in this embodiment includes a workbench 1 and a circular saw 5 arranged on the workbench 1. Two positioning grooves 10 are opened on the top surface of the workbench 1. A fixing ring 7 is placed on the top surface of the workbench 1. The bottom surface of the fixing ring 7 is fixedly connected with two positioning blocks 15, and one end of each of the two positioning blocks 15 extends into the two positioning grooves 10 respectively.

[0023] A protective cover 2 is placed on the top of the workbench 1. A relief groove 6 is opened on the top surface of the protective cover 2. The fixing ring 7 extends into the relief groove 6. A limit shaft 9 is placed inside the fixing ring 7. Limit holes 8 are opened on both the front and back of the protective cover 2. Both ends of the limit shaft 9 extend into the two limit holes 8 respectively. The limit shaft 9 penetrates through the limit hole 8 on the back and extends to the back of the protective cover 2.

[0024] Among them, the circular saw 5 is located inside the protective cover 2. The fixing ring 7 is a U-shaped ring. The top of the fixing ring 7 penetrates through the relief groove 6 and extends to the top of the protective cover 2. The two positioning blocks 15 are respectively slidably connected with the two positioning grooves 10. The limit shaft 9 and the fixing ring 7 are slidably connected. Both ends of the limit shaft 9 are in clearance fit with the two limit holes 8. The two positioning blocks 15 are respectively in interference fit with the two positioning grooves 10.

[0025] Specifically, the fixing ring 7 is placed on the workbench 1, the positioning block 15 is inserted into the positioning groove 10, and the fixing ring 7 is pushed so that the positioning block 15 and the positioning groove 10 are tightly fitted, and then the fixing ring 7 is fixed on the workbench 1, and the protective cover 2 is placed on the workbench 1, the fixing ring 7 passes through the yield groove 6, and the limiting shaft 9 is pushed. The limiting shaft 9 passes through the connecting hole 11, and the limiting shaft 9 is located inside the fixing ring 7, so that the protective cover 2 is limited on the fixing ring 7, and then the circular saw 5 is covered by the action of the protective cover 2 to improve safety, and the plate is cut by the action of the circular saw 5.

[0026] Example 2: Please refer to Figures 1 to 4 In this embodiment, on the basis of embodiment 1, a limiting assembly is provided on the protective cover 2, and the limiting assembly includes a connecting shaft 3, which is placed inside the protective cover 2, and a bearing 4 is fixedly installed on the outer peripheral wall of the connecting shaft 3. Connecting holes 11 are provided on the front and back of the protective cover 2, and the two ends of the connecting shaft 3 extend to the inside of the two connecting holes 11 respectively. The connecting shaft 3 passes through the back connecting hole 11 and extends to the back of the protective cover 2. The front of the connecting shaft 3 and the limiting shaft 9 are fixedly connected with a baffle 12, and two nuts 13 are placed on the back of the protective cover 2. The outer peripheral walls of the connecting shaft 3 and the limiting shaft 9 are provided with threaded grooves 14, and the connecting shaft 3 and the limiting shaft 9 pass through two nuts 13 respectively.

[0027] Among them, the bearing 4 is located on the right side of the circular saw 5, the bearing 4 is not in contact with the protective cover 2, the two ends of the connecting shaft 3 are respectively fitted with the two connecting holes 11, the backs of the two baffles 12 are in contact with the front of the protective cover 2, the fronts of the two nuts 13 are in contact with the back of the protective cover 2, and the two threaded grooves 14 are respectively threadedly connected with the two nuts 13.

[0028] Specifically, the bearing 4 is placed inside the protective cover 2, and the connecting shaft 3 is pushed. The connecting shaft 3 passes through the connecting hole 11 and the bearing 4, and the bearing 4 is fixed on the connecting shaft 3. The bearing 4 is fixedly installed inside the protective cover 2 through the threaded connection between the nut 13 and the threaded groove 14 on the connecting shaft 3. The protective cover 2 is limited to the fixing ring 7 through the threaded connection between the nut 13 and the threaded groove 14 on the limiting shaft 9, and the plate is pushed so that the plate and the bearing 4 are in contact, and then the protective cover 2 is moved upward through the sliding connection between the limiting shaft 9 and the fixing ring 7.

[0029] The working principle of the above embodiment is:

[0030] Place the fixed ring 7 on the workbench 1. Insert the positioning block 15 into the inside of the positioning groove 10. Push the fixed ring 7 to make the positioning block 15 and the positioning groove 10 fit tightly, thereby fixing the fixed ring 7 on the workbench 1. Place the bearing 4 inside the protective cover 2. Push the connecting shaft 3. The connecting shaft 3 passes through the connecting hole 11 and the bearing 4. The bearing 4 is fixed on the connecting shaft 3. Through the threaded connection between the nut 13 and the threaded groove 14 on the connecting shaft 3, the bearing 4 is fixedly installed inside the protective cover 2. Place the protective cover 2 on the workbench 1. The fixed ring 7 passes through the relief groove 6. Push the limit shaft 9. The limit shaft 9 passes through the connecting hole 11 and the limit shaft 9 is located inside the fixed ring 7. Through the threaded connection between the nut 13 and the threaded groove 14 on the limit shaft 9, the protective cover 2 is restricted on the fixed ring 7. Thus, under the action of the protective cover 2, the circular saw 5 is covered to improve safety. Push the sheet material. The sheet material contacts the bearing 4. Then, through the sliding connection between the limit shaft 9 and the fixed ring 7, the protective cover 2 moves upward. Under the action of the circular saw 5, the sheet material is cut.

[0031] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variation thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article or device. Without further limitation, an element defined by the statement "comprising a..." does not exclude the existence of additional identical elements in the process, method, article or device comprising the element.

[0032] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. Movable chute type circular saw protective cover, comprising a workbench (1) and a circular saw (5) arranged on the workbench (1), characterized in that: The top surface of the workbench (1) is provided with two positioning grooves (10), a fixing ring (7) is placed on the top surface of the workbench (1), and the bottom surface of the fixing ring (7) is fixedly connected with two positioning blocks (15) whose one ends extend into the inside of the two positioning grooves (10) respectively; A protective cover (2) is placed on the top of the workbench (1), a clearance groove (6) is provided on the top surface of the protective cover (2), the fixing ring (7) extends to the inside of the clearance groove (6), a limiting shaft (9) is placed inside the fixing ring (7), limiting holes (8) are provided on the front and back sides of the protective cover (2), two ends of the limiting shaft (9) respectively extend to the inside of the two limiting holes (8), and the limiting shaft (9) passes through the back limiting hole (8) and extends to the back side of the protective cover (2); The protective cover (2) is provided with a limiting component for limiting the plate.

2. The movable chute type circular saw protective cover according to claim 1, characterized in that: The circular saw (5) is located inside the protective cover (2); the fixing ring (7) is a U-shaped ring; the top of the fixing ring (7) passes through the clearance groove (6) and extends to the top of the protective cover (2); and the two positioning blocks (15) are respectively slidably connected to the two positioning grooves (10).

3. The movable chute type circular saw protective cover according to claim 2, characterized in that: The limiting shaft (9) and the fixing ring (7) are slidably connected, the two ends of the limiting shaft (9) are clearance-fitted with the two limiting holes (8) respectively, and the two positioning blocks (15) are interference-fitted with the two positioning grooves (10) respectively.

4. The movable chute type circular saw protective cover according to claim 1, wherein: The limit assembly comprises a connecting shaft (3), the connecting shaft (3) is placed inside the protective cover (2), a bearing (4) is fixedly mounted on the outer peripheral wall of the connecting shaft (3), the front and back sides of the protective cover (2) are provided with connecting holes (11), the two ends of the connecting shaft (3) respectively extend to the inside of the two connecting holes (11), the connecting shaft (3) passes through the back connecting holes (11) and extends to the back side of the protective cover (2), the front sides of the connecting shaft (3) and the limit shaft (9) are fixedly connected with a baffle (12), the back side of the protective cover (2) is provided with two nuts (13), the outer peripheral walls of the connecting shaft (3) and the limit shaft (9) are provided with threaded grooves (14), and the connecting shaft (3) and the limit shaft (9) respectively pass through two nuts (13).

5. The movable chute type circular saw protective cover according to claim 4, characterized in that: The bearing (4) is located on the right side of the circular saw (5), the bearing (4) does not fit the protective cover (2), and the two ends of the connecting shaft (3) are respectively clearance-fitted with the two connecting holes (11).

6. The movable chute type circular saw protective cover according to claim 5, characterized in that: The back surfaces of the two baffles (12) are fitted with the front surface of the protective cover (2), the front surfaces of the two nuts (13) are fitted with the back surface of the protective cover (2), and the two thread grooves (14) are respectively threadedly connected to the two nuts (13).

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