Rubber sealing ring cutting machine

Abstract

The utility model discloses a rubber sealing ring cutting machine which comprises a frame and further comprises a rotating assembly, the rotating assembly is arranged at the top end of the frame and comprises a rotating shaft, a shaft core rod and a shaft sleeve, a groove is formed in the outer wall of the shaft core rod, protruding blocks are symmetrically arranged on the inner wall of the shaft sleeve, and the outer wall of the shaft core rod and the inner wall of the shaft sleeve are arranged in a sleeved mode. The fixing mechanism comprises a fixing seat and a fixing bolt, and a fixing block is arranged at the bottom end of the fixing bolt; the cutting mechanism comprises a cutting tool pull-down rod, and a cutting tool is arranged at the middle end of the outer wall of the pull-down rod. The shaft sleeved with the rubber sleeve is divided into the shaft sleeve and the shaft core rod to achieve cutting of the rubber sleeves with different diameters, the grooves and the protruding blocks are designed on the shaft sleeve and the shaft core rod to fix and limit the shaft sleeve and the shaft core rod, the fixing bolt is matched with the fixing base, the shaft sleeve is fixed to one end of the fixing base, and the shaft sleeve is fixed to the other end of the fixing base. Different shaft sleeves can be replaced according to the diameter of the cutting rubber sleeve.

Description

Technical Field

[0001] The utility model relates to the technical field of rubber sealing ring cutting, in particular to a rubber sealing ring cutting machine. Background Art

[0002] The rubber sealing ring is an annular cover composed of one or more parts, which is fixed on a ring or washer of the bearing and contacts with the other ring or washer or forms a narrow labyrinth gap to prevent the leakage of lubricating oil and the intrusion of foreign objects.

[0003] The manufacturing method of rubber sealing ring is to cut the whole rubber tube through a cutting machine, and select rubber sleeves of different diameters for cutting according to the different places where the sealing ring is used. At present, the factory sets the rubber sleeve on the outer wall of the shaft tool and uses the cutting knife to cut the whole rubber sleeve. Since the shaft of this type of device is integrated with the machine and the diameter of the shaft is fixed, only the rubber sleeve of the same diameter can be fixedly cut, and rubber sealing rings of different diameters cannot be cut. For this reason, a rubber sealing ring cutting machine is designed. Utility Model Content

[0004] The purpose of the present invention is to provide a rubber sealing ring cutting machine to solve the problems raised in the above background technology.

[0005] To achieve the above object, the present invention provides the following technical solution: a rubber sealing ring cutting machine, comprising a frame, and further comprising:

[0006] A rotating assembly is provided at the top of the frame, and includes a rotating shaft, a shaft core rod, and a shaft sleeve. The outer wall of the shaft core rod is provided with a groove, and the inner wall of the shaft sleeve is symmetrically provided with protrusions. The outer wall of the shaft core rod is sleeved with the inner wall of the shaft sleeve.

[0007] A fixing mechanism, the fixing mechanism comprising a fixing seat and a fixing bolt, wherein a fixing block is provided at the bottom end of the fixing bolt;

[0008] The cutting mechanism comprises a cutting tool lower pull rod, and the cutting tool is arranged at the middle end of the outer wall of the lower pull rod.

[0009] Preferably, a rotating bracket is provided at the top end of the frame and located near the fixing seat, the inner wall of the rotating bracket is sleeved with the outer wall of the rotating shaft, and the fixing block is provided at the end of the rotating shaft away from the rotating bracket.

[0010] Preferably, a protective shell is provided at the top edge of the frame, a slide rail is provided on one side of the protective shell and at an end away from the rotating bracket, and a slider is slidably connected to the outer wall of the slide rail.

[0011] Preferably, a hinge seat is provided at the top of the slider, the bottom end of the lower pull rod is hinged to the top of the hinge seat, the middle part of the outer wall of the lower pull rod is rotatably connected to the tool housing, and the cutting tool is sleeved on the inner wall of the tool housing.

[0012] Preferably, the outer wall of the protrusion is sleeved with the inner wall of the groove, a fixing groove is provided at one end of the sleeve close to the rotating shaft, the inner wall of the fixing groove is sleeved with the outer wall of the fixing block, and the middle end of the outer wall of the fixing bolt is threadedly connected to the top end of the fixing seat.

[0013] Preferably, an axle pin is provided on the other side of the sleeve and at one end close to the fixing groove, and a pin hole is provided on one side of the fixing seat and at one end close to the sleeve, and the inner wall of the pin hole is sleeved with the outer wall of the axle pin.

[0014] Preferably, a motor is provided at the bottom end of the frame, and a handle is provided at the top end of the pull-down rod.

[0015] The technical effects and advantages of this utility model are:

[0016] The utility model realizes cutting of rubber sleeves of different diameters by splitting the shaft on which the rubber sleeve is sleeved into a shaft sleeve and a shaft core rod. Grooves and protrusions are designed on the shaft sleeve and the shaft core rod to fix and restrict them. At the same time, in order to strengthen the connection between them, a fixing mechanism is designed at the connection between the shaft sleeve and the shaft core rod. The shaft sleeve is fixed to one end of the fixing seat by means of cooperation between the fixing bolt and the fixing seat. Different shaft sleeves can be replaced according to the diameter of the cut rubber sleeve, and its surface can be cut by a cutting tool. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is the first schematic diagram of the main structure of the utility model.

[0018] Figure 2 It is a front view of the main structure of the utility model.

[0019] Figure 3 It is a side view of the main structure of the utility model.

[0020] Figure 4 This is a partial view of the connection structure between the shaft sleeve and the shaft core rod of the utility model.

[0021] Figure 5 This is the second schematic diagram of the main structure of the utility model.

[0022] Figure 6 It is a partial view of the fixing seat structure of the utility model.

[0023] Figure 7 This is a schematic diagram of the shaft sleeve structure of the utility model.

[0024] In the figure: 1. Frame; 101. Motor; 102. Protective shell; 103. Rotating bracket; 2. Rotating shaft; 201. Shaft core rod; 202. Shaft sleeve; 203. Shaft pin; 204. Pin hole; 205. Groove; 206. Bump; 3. Slide rail; 301. Slide rail; 302. Articulated seat; 303. Pull-down rod; 304. Handle; 4. Tool housing; 401. Cutting tool; 5. Fixed seat; 501. Fixing bolt; 502. Fixing block; 503. Fixing slot. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0026] The utility model provides Figure 1-7 A rubber sealing ring cutting machine shown includes a frame 1 and further includes:

[0027] The rotating assembly is arranged at the top of the frame 1. The rotating assembly includes a rotating shaft 2, a shaft core rod 201 and a shaft sleeve 202. The outer wall of the shaft core rod 201 is provided with a groove 205, and the inner wall of the shaft sleeve 202 is symmetrically provided with protrusions 206. The outer wall of the shaft core rod 201 is sleeved with the inner wall of the shaft sleeve 202.

[0028] The fixing mechanism includes a fixing seat 5 and a fixing bolt 501, and a fixing block 502 is provided at the bottom end of the fixing bolt 501;

[0029] The cutting mechanism includes a cutting tool 401 and a lower pull rod 303 . The cutting tool 401 is arranged at the middle end of the outer wall of the lower pull rod 303 .

[0030] It should be noted that the frame 1 refers to the bottom bracket of a small manual cutting machine with model QD-500, the rotating shaft 2 refers to the rotating part of a small manual cutting machine with model QD-500, the protrusion 206 and the groove 205 are consistent in shape and size, the shaft core rod 201 can use the protrusion 206 and the groove 205 to fix the sleeve 202 on the outer wall, one end of the sleeve 202 can be fixed to the inner wall of the fixing seat 5 through the fixing block 502, further strengthening the connection between the sleeve 202 and the shaft core rod 201, the cutting tool 401 lower pull rod 303 refers to the cutting part of a small manual cutting machine with model QD-500, the cutting tool 401 can use the lower pull rod 303 to press down so that the cutting tool 401 cuts the rubber sleeve on the outer wall of the sleeve 202.

[0031] Specifically, a rotating bracket 103 is provided at the top of the frame 1 and at one end close to the fixed seat 5. The inner wall of the rotating bracket 103 is socketed with the outer wall of the rotating shaft 2. The fixed block 502 is provided at the end of the rotating shaft 2 away from the rotating bracket 103. A protective shell 102 is provided at the top edge of the frame 1. A slide rail 3 is provided on one side of the protective shell 102 and at the end away from the rotating bracket 103. The outer wall of the slide rail 3 is slidably connected to a slider 301.

[0032] It should be noted that the rotating bracket 103 is fixed to the top of the frame 1 by screws to fix the rotating shaft 2. At the same time, the protective shell 102 is sleeved on the outer wall of the rotating bracket 103, and the rotating bracket 103 is integrated with the rotating bracket 103. The slide rail 3 is fixed to the side of the protective shell 102 facing the shaft core rod 201 by welding.

[0033] Specifically, a hinge seat 302 is provided at the top of the slider 301, the bottom end of the lower pull rod 303 is hinged to the top of the hinge seat 302, the middle part of the outer wall of the lower pull rod 303 is rotatably connected to the tool housing 4, and the cutting tool 401 is sleeved on the inner wall of the tool housing 4.

[0034] It should be noted that a sliding groove is provided on the outer wall of the slide rail 3, and the slider 301 is slidably connected to the sliding groove by being sleeved on the outer wall of the slide rail 3, so that the slider 301 can slide along the slide rail 3, and the hinge seat 302 is provided at the top of the slider 301, and can slide together with the slider 301. The hinge seat 302 refers to the rotating part of a small manual cutting machine with model QD-500, and a spring is provided on its inner wall, and both ends of the spring extend to resist the hinge seat 302 and the lower pull rod 303. The lower pull rod 303 is restricted and will remain stationary at the top of the hinge seat 302, and the rotation of the lower pull rod 303 can be achieved by pressing down.

[0035] Specifically, the outer wall of the protrusion 206 is socketed with the inner wall of the groove 205, and a fixing groove 503 is provided at the end of the sleeve 202 close to the rotating shaft 2. The inner wall of the fixing groove 503 is socketed with the outer wall of the fixing block 502. The middle end of the outer wall of the fixing bolt 501 is threadedly connected to the top of the fixing seat 5. An axle pin 203 is provided on the other side of the sleeve 202 and at the end close to the fixing groove 503. A pin hole 204 is provided on one side of the fixing seat 5 and at the end close to the sleeve 202. The inner wall of the pin hole 204 is socketed with the outer wall of the axle pin 203.

[0036] It should be noted that one side of the sleeve 202 is provided for connecting and fixing a cylindrical structure, and its fixing groove 503 is provided on the outer wall of the cylindrical structure, and the axle pin 203 is also provided on one side of the cylindrical structure. By sleeved the axle pin 203 of the cylindrical structure on the inner wall of the pin hole 204, the position of the fixing groove 503 is positioned to the top of the fixing bolt 501 of the fixing seat 5. A threaded hole is provided at the top of the fixing seat 5. By threading the threaded hole and the fixing bolt 501 together, the fixing bolt 501 will drive the fixing block 502 to move toward the fixing groove 503, so that the fixing block 502 is sleeved with the fixing groove 503, and the position of the sleeve 202 is limited by the fixing block 502 and the axle pin 203.

[0037] Specifically, the motor 101 is provided at the bottom end of the frame 1 , and the handle 304 is provided at the top end of the lower pull rod 303 .

[0038] It should be noted that the motor 101 is based on the motor of a small manual cutting machine with model QD-500, and a transmission belt is provided at one end of the motor 101. Through the transmission belt, the motor 101 converts electrical energy into mechanical energy and transmits it to the rotating shaft 2, so that the rotating shaft 2 drives the fixed seat 5 and the shaft core rod 201 to rotate.

[0039] Working principle of this utility model:

[0040] The specific operation is that the operator needs to align the protrusion 206 of the sleeve 202 with the position of the groove 205, and put the sleeve 202 on the outer wall of the shaft core rod 201, then insert the shaft pin 203 into the inner wall of the pin hole 204 of the fixing seat 5, and fit the fixing bolt 501 along the top thread of the fixing seat 5 so that the fixing block 502 moves toward the position of the fixing groove 503, and finally the fixing block 502 is sleeved on the inner wall of the fixing groove 503, so that the sleeve 202 is fixed to the outer wall of the shaft core rod 201, and the rubber sleeve is put on the outer wall of the sleeve 202, and then the motor 10 is started. 1. The motor 101 drives the rotating shaft 2 to rotate together with the rubber sleeve. The operator can slide the slider 301 along the slide rail 3 according to the required width, and then pull the lower rod 303 toward the rubber sleeve with the help of the hinge seat 302, so that the cutting tool 401 cuts the surface of the rotating rubber sleeve. After cutting, the motor 101 can be stopped and the cut rubber sealing ring can be taken out. The fixing block 502 can be separated from the fixing block 502 by rotating the fixing bolt 501, and the shaft sleeve 202 can be taken out. The shaft sleeve 202 can be replaced according to the diameter of the rubber sleeve to cut rubber sealing rings of different diameters.

[0041] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A rubber sealing ring cutting machine, comprising a frame (1), characterized in that: Also includes: A rotating assembly is provided at the top end of the frame (1), and comprises a rotating shaft (2), a shaft core rod (201) and a shaft sleeve (202), wherein the outer wall of the shaft core rod (201) is provided with a groove (205), the inner wall of the shaft sleeve (202) is symmetrically provided with bumps (206), and the outer wall of the shaft core rod (201) is sleeved with the inner wall of the shaft sleeve (202); A fixing mechanism, the fixing mechanism comprising a fixing seat (5) and a fixing bolt (501), wherein a fixing block (502) is provided at the bottom end of the fixing bolt (501); A cutting mechanism, comprising a cutting tool (401) and a lower pull rod (303), wherein the cutting tool (401) is arranged at the middle end of the outer wall of the lower pull rod (303).

2. A rubber sealing ring cutting machine according to claim 1, characterized in that: A rotating bracket (103) is provided at the top end of the frame (1) and located near the fixed seat (5). The inner wall of the rotating bracket (103) is sleeved with the outer wall of the rotating shaft (2). The fixed block (502) is provided at the end of the rotating shaft (2) away from the rotating bracket (103).

3. A rubber sealing ring cutting machine according to claim 2, characterized in that: A protective shell (102) is provided at the top edge of the frame (1), a slide rail (3) is provided on one side of the protective shell (102) and at an end away from the rotating bracket (103), and a slider (301) is slidably connected to the outer wall of the slide rail (3).

4. A rubber sealing ring cutting machine according to claim 3, characterized in that: The top of the slider (301) is provided with an articulated seat (302), the bottom end of the lower pull rod (303) is hinged to the top of the articulated seat (302), the middle part of the outer wall of the lower pull rod (303) is rotatably connected to the tool housing (4), and the cutting tool (401) is sleeved on the inner wall of the tool housing (4).

5. The rubber sealing ring cutting machine according to claim 1, characterized in that: The outer wall of the protrusion (206) is sleeved with the inner wall of the groove (205); a fixing groove (503) is provided at one end of the sleeve (202) close to the rotating shaft (2); the inner wall of the fixing groove (503) is sleeved with the outer wall of the fixing block (502); and the middle end of the outer wall of the fixing bolt (501) is threadedly connected to the top end of the fixing seat (5).

6. A rubber sealing ring cutting machine according to claim 1, characterized in that: An axle pin (203) is provided on the other side of the shaft sleeve (202) and at one end close to the fixing groove (503), and a pin hole (204) is provided on one side of the fixing seat (5) and at one end close to the shaft sleeve (202), and the inner wall of the pin hole (204) is sleeved with the outer wall of the axle pin (203).

7. The rubber sealing ring cutting machine according to claim 1, characterized in that: A motor (101) is provided at the bottom end of the frame (1), and a handle (304) is provided at the top end of the lower pull rod (303).

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