Water-soluble corrosion-resistant high-wear-resistance screw

Abstract

The utility model discloses a water-soluble corrosion-resistant high wear-resistant screw, which relates to the technical field of screws, and comprises a screw body and a polishing assembly, the polishing assembly is arranged on the outer wall of the screw body, the polishing assembly comprises a sliding sleeve, a bearing is arranged in the sliding sleeve, a polishing bump is arranged on the inner wall of the inner ring of the bearing, and the polishing bump is arranged on the inner wall of the inner ring of the bearing. Threaded lines are arranged on the outer wall of the screw body, the polishing protruding blocks are embedded into the threaded lines, and the screw body is arranged in the bearing inner ring. The sliding sleeve is pushed to slide on the outer wall of the screw body to drive the grinding protruding block to slide in the thread lines, so that the bearing slides under sliding guide of sliding of the grinding protruding block in the thread lines, the thread lines of the screw body are ground, the screw body is not prone to abrasion, and the service life of the screw body is prolonged. And therefore, the wear-resistant effect is achieved, the operation of workers is facilitated, the working efficiency is improved, the operation of replacing the screw body is not needed, and the cost is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of screws, and particularly relates to a water-soluble corrosion-resistant and high-wear-resistant screw. Background Art

[0002] A screw is a cylinder with spiral grooves cut on its outer surface or a cone with conical spiral grooves cut on it, and is mostly used in plastic molding equipment, such as plastic profile extruders, injection molding machines, etc. The screw will be worn after long-term use, and the use of the screw in the case of wear will affect the processing effect. The existing screw is not convenient to grind, so most of them are directly replaced, which is too costly. Summary of the Utility Model

[0003] The utility model provides a water-soluble corrosion-resistant and high-wear-resistant screw to solve the problems raised in the above background art.

[0004] To solve the above technical problems, the technical solution adopted by the utility model is:

[0005] A water-soluble corrosion-resistant and high-wear-resistant screw, including a screw body and a grinding component. The grinding component is arranged on the outer wall of the screw body. The grinding component includes a sliding sleeve. A bearing is arranged inside the sliding sleeve. Grinding bumps are arranged on the inner wall of the inner ring of the bearing. Thread patterns are arranged on the outer wall of the screw body. The grinding bumps are embedded inside the thread patterns. The screw body is arranged inside the inner ring of the bearing.

[0006] The further improvement of the technical solution of the utility model lies in that: an opening is formed inside the sliding sleeve. The bearing is arranged inside the opening. The sliding sleeve is movably connected to the outer wall of the screw body through the bearing.

[0007] Adopting the above technical solution, the sliding sleeve in the solution can be pushed to drive the grinding bumps to slide inside the thread patterns, so that the bearing makes a sliding movement under the sliding guidance of the grinding bumps sliding inside the thread patterns, thereby grinding the thread patterns of the screw body, which is convenient for the staff to operate.

[0008] The further improvement of the technical solution of the utility model lies in that: the screw body includes a connecting block. The connecting block is fixedly connected to one end of the screw body. A fixing rod is formed at one end of the connecting block. A fixing groove is formed at one end of the sliding sleeve. The fixing rod and the fixing groove are adapted to each other.

[0009] Adopting the above technical solution, the fixing rod in the solution can be inserted into the inside of the fixing groove.

[0010] A further improvement of the technical solution of the present utility model lies in that: a fastening bolt is provided inside the fixing groove, a threaded groove is formed on the inner wall of the fixing groove, and the fastening bolt is threadedly engaged inside the threaded groove.

[0011] By adopting the above technical solution, the fastening bolt in this solution can rotate inside the threaded groove, and under the guidance of the threaded groove, the fastening bolt slides into the threaded groove.

[0012] A further improvement of the technical solution of the present utility model lies in that: an expansion groove is formed inside the fixing groove, a cushion block is fixedly connected to the bottom of the expansion groove, and a plastic buckle is fixedly connected to one end of the cushion block away from the expansion groove.

[0013] A further improvement of the technical solution of the present utility model lies in that: the plastic buckles are arranged in a circumferential array at one end of the cushion block away from the expansion groove, a slotted opening is formed inside the cushion block, and the slotted opening is adapted to the fixing groove.

[0014] By adopting the above technical solution, the fixing rod can be inserted into the slotted opening in this solution.

[0015] A further improvement of the technical solution of the present utility model lies in that: an activity cavity is formed inside the fixing groove, one end of the plastic buckle away from the cushion block is arranged inside the activity cavity, one end of the plastic buckle away from the cushion block is provided with a first inclined surface, and a second inclined surface is arranged inside the bottom of the fastening bolt.

[0016] By adopting the above technical solution, the first inclined surface and the second inclined surface in this solution can rub against each other, so that the plastic buckles are tightened against each other under the frictional resistance of the fastening bolt, thereby clamping and fixing the fixing rod, and further fixing the sliding sleeve, so as not to affect the normal work and facilitate the operation of the staff.

[0017] A further improvement of the technical solution of the present utility model lies in that: a through groove is formed inside the fastening bolt, and the through groove is adapted to the fixing groove.

[0018] By adopting the above technical solution, the fixing rod can be inserted into the through groove in this solution.

[0019] Due to the adoption of the above technical solution, the technical progress achieved by the present utility model compared with the prior art is:

[0020] The utility model provides a water-soluble, corrosion-resistant and highly wear-resistant screw, which drives the grinding protrusion to slide inside the thread pattern by pushing the sliding sleeve to slide on the outer wall of the screw body, so that the bearing slides under the sliding guidance of the grinding protrusion sliding inside the thread pattern, and then the thread pattern of the screw body is polished, making it less likely to wear, thereby achieving a wear-resistant effect, facilitating the operation of staff, improving work efficiency, and eliminating the need to replace the screw body, thereby saving costs.

[0021] The utility model provides a water-soluble, corrosion-resistant and highly wear-resistant screw rod, which is inserted into a fixing rod into a fixing groove, and then the fastening bolt is screwed so that the fastening bolt moves into the inside of the thread groove under the guidance of the thread groove, and the first inclined surface and the second inclined surface rub against each other, so that the plastic buckles are tightened against each other under the friction resistance of the fastening bolt, thereby clamping and fixing the fixing rod, and then fixing the sliding sleeve, so that it will not affect normal work and is convenient for staff to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a front view of the water-soluble, corrosion-resistant and highly wear-resistant screw according to an embodiment of the utility model;

[0023] Figure 2 It is a structural diagram of the screw body of the water-soluble, corrosion-resistant and highly wear-resistant screw according to an embodiment of the utility model;

[0024] Figure 3 It is a structural diagram of a grinding assembly of a water-soluble, corrosion-resistant and highly wear-resistant screw according to an embodiment of the utility model;

[0025] Figure 4 This is a diagram showing the internal structure of the sliding sleeve of the water-soluble, corrosion-resistant and highly wear-resistant screw according to an embodiment of the utility model;

[0026] Figure 5 It is a structural diagram of a fastening bolt of a water-soluble, corrosion-resistant and highly wear-resistant screw rod according to an embodiment of the utility model.

[0027] In the figure: 1. screw body; 101. connecting block; 102. fixing rod; 2. grinding assembly; 201. sliding sleeve; 202. bearing; 203. grinding protrusion; 204. fixing groove; 205. expansion groove; 206. movable cavity; 207. threaded groove; 208. pad; 209. slot; 2010. plastic buckle; 2011. first inclined surface; 3. fastening bolt; 301. through groove; 302. second inclined surface. DETAILED DESCRIPTION

[0028] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model 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. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without making creative efforts belong to the scope of protection of the present utility model.

[0029] The following further describes the present utility model in detail with reference to the embodiments: Embodiment 1

[0030] As Figures 1-5 shown, the present utility model provides a water-soluble corrosion-resistant and highly wear-resistant screw, which includes a screw body 1 and a grinding assembly 2. The grinding assembly 2 is arranged on the outer wall of the screw body 1. The grinding assembly 2 includes a sliding sleeve 201. A bearing 202 is arranged inside the sliding sleeve 201. Grinding bumps 203 are arranged on the inner wall of the inner ring of the bearing 202. Thread grooves are arranged on the outer wall of the screw body 1. The grinding bumps 203 are embedded inside the thread grooves. The screw body 1 is arranged inside the inner ring of the bearing 202.

[0031] In this embodiment, by pushing the sliding sleeve 201 to slide on the outer wall of the screw body 1, driving the grinding bumps 203 to slide inside the thread grooves, so that the bearing 202 makes a sliding movement under the sliding guidance of the grinding bumps 203 sliding inside the thread grooves, thereby grinding the thread grooves of the screw body 1, making it not easy to wear, and thus achieving the wear-resistant effect. Moreover, it is convenient for the staff to operate, improves the work efficiency, does not require the operation of replacing the screw body 1, and saves costs. Embodiment 2

[0032] As Figures 1-5 shown, on the basis of Embodiment 1, the present utility model provides a technical solution: Preferably, an opening is formed inside the sliding sleeve 201. The bearing 202 is arranged inside the opening. The sliding sleeve 201 is movably connected to the outer wall of the screw body 1 through the bearing 202. The screw body 1 includes a connecting block 101. The connecting block 101 is fixedly connected to one end of the screw body 1. A fixing rod 102 is formed at one end of the connecting block 101. A fixing groove 204 is formed at one end of the sliding sleeve 201. The fixing rod 102 and the fixing groove 204 are adapted to each other. A fastening bolt 3 is arranged inside the fixing groove 204. Thread grooves 207 are formed on the inner wall of the fixing groove 204. The fastening bolt 3 is threadedly engaged inside the thread grooves 207.

[0033] In this embodiment, the sliding sleeve 201 can be pushed to drive the grinding bump 203 to slide inside the thread pattern, so that the bearing 202 makes a sliding movement under the sliding guidance of the grinding bump 203 sliding inside the thread pattern, thereby grinding the thread pattern of the screw body 1, which is convenient for the staff to operate. The fixing rod 102 can be inserted into the fixing groove 204, and the fastening bolt 3 can rotate inside the thread groove 207 and slide into the thread groove 207 under the guidance of the thread groove 207. Embodiment 3

[0034] As Figures 1-5 shown, on the basis of Embodiment 1 and Embodiment 2, the present utility model provides a technical solution: Preferably, an expansion groove 205 is opened inside the fixing groove 204. A cushion block 208 is fixedly connected to the bottom of the expansion groove 205. One end of the cushion block 208 away from the expansion groove 205 is fixedly connected to a plastic buckle 2010. The plastic buckles 2010 are arranged in a circumferential array at one end of the cushion block 208 away from the expansion groove 205. A slot 209 is opened inside the cushion block 208. The slot 209 is adapted to the fixing groove 204. An activity cavity 206 is opened inside the fixing groove 204. One end of the plastic buckle 2010 away from the cushion block 208 is arranged inside the activity cavity 206. One end of the plastic buckle 2010 away from the cushion block 208 is provided with a first inclined surface 2011. The inner side of the bottom of the fastening bolt 3 is provided with a second inclined surface 302. A through groove 301 is opened inside the fastening bolt 3. The through groove 301 is adapted to the fixing groove 204.

[0035] In this embodiment, the slot 209 can be inserted by the fixing rod 102. The first inclined surface 2011 and the second inclined surface 302 can rub against each other, so that the plastic buckles 2010 are tightened together under the frictional resistance of the fastening bolt 3, thereby clamping and fixing the fixing rod 102, and then fixing the sliding sleeve 201, so that it will not affect the normal work and is convenient for the staff to operate. The through groove 301 can be inserted by the fixing rod 102.

[0036] Next, the working principle of the water-soluble corrosion-resistant and high-wear-resistant screw will be specifically described.

[0037] As Figures 1-5As shown, when it is necessary to polish the screw body 1, loosen the fastening bolt 3 so that the plastic buckle 2010 releases the fixation of the fixing rod 102. Subsequently, by pushing the sliding sleeve 201 to slide on the outer wall of the screw body 1, the polishing bump 203 is driven to slide inside the thread pattern, so that the bearing 202 makes a sliding movement under the sliding guidance of the polishing bump 203 sliding inside the thread pattern. Push and pull the sliding sleeve 201 to slide on the outer wall of the screw body 1 repeatedly, and then polish the thread pattern of the screw body 1. After polishing, align the fixing rod 102 with the fixing groove 204 and insert it. Subsequently, use a wrench to turn the fastening bolt 3 so that the fastening bolt 3 moves into the thread groove 207 under the guidance of the thread groove 207, and make the first inclined surface 2011 and the second inclined surface 302 rub against each other, so that the plastic buckle 2010 tightens each other under the frictional resistance of the fastening bolt 3, thereby clamping and fixing the fixing rod 102, and then fixing the sliding sleeve 201.

[0038] The above has generally described the present invention in detail, but based on the present invention, some modifications or improvements can be made, which are obvious to those of ordinary skill in the art. Therefore, the modifications or improvements that do not depart from the spirit of the present invention are within the protection scope of the present invention.

Claims

1. A water-soluble, corrosion-resistant and highly wear-resistant screw, comprising a screw body (1) and a grinding assembly (2), characterized in that: The grinding component (2) is arranged on the outer wall of the screw body (1), the grinding component (2) comprises a sliding sleeve (201), a bearing (202) is arranged inside the sliding sleeve (201), the inner wall of the inner ring of the bearing (202) is provided with a grinding protrusion (203), the outer wall of the screw body (1) is arranged on the thread pattern, the grinding protrusion (203) is embedded in the thread pattern, and the screw body (1) is arranged inside the inner ring of the bearing (202).

2. The water-soluble, corrosion-resistant and highly wear-resistant screw according to claim 1, characterized in that: The sliding sleeve (201) has an opening inside, the bearing (202) has an open interior, and the sliding sleeve (201) is movably connected to the outer wall of the screw body (1) via the bearing (202).

3. The water-soluble, corrosion-resistant and highly wear-resistant screw according to claim 1, characterized in that: The screw body (1) comprises a connecting block (101), the connecting block (101) being fixedly connected to one end of the screw body (1), a fixing rod (102) being provided at one end of the connecting block (101), a fixing groove (204) being provided at one end of the sliding sleeve (201), and the fixing rod (102) and the fixing groove (204) being matched with each other.

4. The water-soluble, corrosion-resistant and highly wear-resistant screw according to claim 3, characterized in that: A fastening bolt (3) is provided inside the fixing groove (204), a threaded groove (207) is provided on the inner wall of the fixing groove (204), and the fastening bolt (3) is threadably engaged with the inside of the threaded groove (207).

5. The water-soluble, corrosion-resistant and highly wear-resistant screw according to claim 4, characterized in that: An expansion slot (205) is provided inside the fixing slot (204), a cushion block (208) is fixedly connected to the bottom of the expansion slot (205), and a plastic buckle (2010) is fixedly connected to one end of the cushion block (208) away from the expansion slot (205).

6. The water-soluble, corrosion-resistant and highly wear-resistant screw according to claim 5, characterized in that: The plastic buckles (2010) are arranged in a circular array at one end of the cushion block (208) away from the expansion slot (205), and a slot (209) is provided inside the cushion block (208), and the slot (209) is matched with the fixing slot (204).

7. The water-soluble, corrosion-resistant and highly wear-resistant screw according to claim 6, characterized in that: An active cavity (206) is provided inside the fixing groove (204), one end of the plastic buckle (2010) away from the cushion block (208) is arranged inside the active cavity (206), one end of the plastic buckle (2010) away from the cushion block (208) is arranged on a first inclined surface (2011), and a second inclined surface (302) is provided on the inner side of the bottom of the fastening bolt (3).

8. The water-soluble, corrosion-resistant and highly wear-resistant screw according to claim 6, characterized in that: A through slot (301) is provided inside the fastening bolt (3), and the through slot (301) is matched with the fixing slot (204).

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