A blade soaking oil fixture

By designing a blade oil-soaking fixture, an efficient and uniform rust prevention treatment for pathology blades is achieved using an electric push rod, servo motor, and oil circulation assembly. This solves the problems of uneven coating, poor adaptability, and difficult maintenance in traditional methods, thus improving rust prevention quality and processing efficiency.

CN224423238UActive Publication Date: 2026-06-30XIAMEN GUOKANG PARKWAY PRECISION MFG CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
XIAMEN GUOKANG PARKWAY PRECISION MFG CO LTD
Filing Date
2025-07-29
Publication Date
2026-06-30

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Abstract

This application relates to an oil-soaking fixture for blades, belonging to the field of pathological blade processing technology. It includes a main body of the oil-soaking fixture, a blade positioning component, and an oil circulation component. The main body of the oil-soaking fixture provides stable support. An electric push rod of the blade positioning component drives the top cover to rise and fall, working with a guide frame to prevent oil spillage. A servo motor drives a worm gear to mesh with a worm wheel, driving a rotating rod to rotate the positioning box for multi-angle coating. A bidirectional lead screw drives a clamping plate, stably fixing the blade under the guidance of a guide post. A first pad and a second pad enhance compatibility through insert rods and holes. A miniature DC vibration motor transmits vibration through silicone damping pads to accelerate draining. The oil pump of the oil circulation component delivers oil to an angled nozzle through a circulation pipe for uniform spraying. A guide slope guides the oil backflow. An oil drain pipe and control valve facilitate oil replacement. A controller centrally controls all electrical components, automating multiple processes.
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Description

Technical Field

[0001] This application relates to the field of pathological blade processing technology, and in particular to a blade oil-soaked jig. Background Technology

[0002] As an important tool in medical surgery, the surface quality of pathology blades directly affects the surgical outcome and patient safety.

[0003] Currently, surface protection and rust prevention are crucial aspects of the production process for pathology blades. Traditional rust prevention methods include applying rust-preventive oil, electroplating, and vacuum packaging. While these methods can meet rust prevention requirements to some extent, they still present several problems in practical applications, such as uneven application of rust-preventive oil and high electroplating costs.

[0004] To further optimize the rust prevention treatment of pathology blades, a blade oil-soaking fixture is proposed. Utility Model Content

[0005] The purpose of this application is to provide a blade oil-soaking fixture, which achieves high-quality rust prevention treatment for pathological blades and solves the problems mentioned in the background art.

[0006] This application provides a blade oil-soaking fixture with the following technical solution: A blade oil-soaking fixture includes an oil-soaking fixture body, a blade positioning assembly, and an oil circulation assembly. The blade positioning assembly includes two electric push rods fixedly connected to the outer surface of the oil-soaking fixture body. The top of the oil-soaking fixture body is provided with a top cover. The output ends of the two electric push rods are fixedly connected to the bottom surface of the top cover. A rotating rod is rotatably sleeved on the inner wall of the top cover. A worm gear and a positioning box are fixedly connected to both ends of the rotating rod, respectively. Two silicone shock-absorbing pads are fixedly connected to the upper surface of the electric push rod. A miniature DC vibration motor is installed on the upper surface of each silicone shock-absorbing pad. A bidirectional lead screw is rotatably sleeved on the inner wall of the positioning box. Two clamping plates are threadedly connected to the outer surface of the bidirectional lead screw.

[0007] The oil circulation assembly includes oil pumps installed on both sides of the outer surface of the oil soaking fixture body. The input ends of the two oil pumps are connected to the interior of the oil soaking fixture body, and the output ends of the two oil pumps are connected to circulation pipes. Angled nozzles are installed on both sides of the inner wall of the oil soaking fixture body. The output ends of the two circulation pipes are respectively connected to the interior of the two angled nozzles. A guide slope is fixedly connected to the inner bottom wall of the oil soaking fixture body.

[0008] By adopting the above technical solution, the main body of the oil soaking fixture provides the installation foundation for the overall structure. The blade positioning component drives the top cover to rise and fall via an electric push rod, facilitating the removal, placement, and soaking of the blades. The positioning box can rotate under the transmission of the rotating rod and worm gear, and works in conjunction with the bidirectional screw drive clamping plate to stably fix the blades, solving the problem of poor adaptability of traditional fixing methods, optimizing the actual spraying effect, and improving the rust prevention quality. The micro DC vibration motor transmits vibration through silicone shock-absorbing pads, accelerating the drainage of excess oil on the blade surface and preventing oil stagnation. The oil circulation component delivers oil to the angled nozzle through an oil pump and circulation pipe, achieving uniform spraying of oil onto the blades, solving the problem of uneven coating of traditional rust-preventive oil. At the same time, the guide slope guides the oil backflow, reducing waste. Compared with electroplating, it reduces costs; compared with vacuum packaging, it is easier to maintain and improves the reliability of rust prevention treatment.

[0009] Preferably, a guide frame is fixedly connected to the bottom surface of the top cover, and the size of the guide frame is smaller than the size of the inner wall of the oil soaking fixture body.

[0010] By adopting the above technical solution, the guide frame can guide the residual oil on the top cover into the body of the oil-soaking fixture when the top cover rises, preventing the oil from dripping onto the outside of the body of the oil-soaking fixture, keeping the surrounding environment of the fixture clean, and making it more practical.

[0011] Preferably, a worm gear and a servo motor are mounted on the upper surface of the top cover, the worm gear meshes with a worm wheel, and the output shaft end of the servo motor is fixedly connected to the rotating shaft end of the worm gear.

[0012] By adopting the above technical solution, the servo motor drives the worm to rotate, and the worm meshes with the worm wheel to drive the rotating rod to rotate, which in turn drives the positioning box and the blade to rotate, so that the oil can contact the blade surface from different directions, further solving the problem of coating dead angles and improving the comprehensiveness of oil coverage, which is superior to the traditional fixed-angle coating method.

[0013] Preferably, the inner wall of the positioning box is equipped with two guide posts, and the tops of the two clamping pieces are slidably sleeved on the outer surfaces of the two guide posts.

[0014] By adopting the above technical solution, the guide post guides the sliding of the clamping plate, preventing the clamping plate from shifting when the bidirectional screw rotates, ensuring that the two clamping plates always maintain a parallel clamping state, ensuring the stability of the blade fixation, preventing uneven oil coating caused by blade shaking, and solving the problem of easy loosening of traditional fixing structures.

[0015] Preferably, a first pad is fixedly connected to the outer surface of one of the two clamping pieces, and an insertion rod is fixedly connected to the outer surface of the first pad. A second pad is fixedly connected to the outer surface of the other clamping piece. The inner walls of the second pad and the clamping piece are both provided with insertion holes that are compatible with the insertion rod.

[0016] By adopting the above technical solution, the first pad and the second pad cooperate with the insertion rod and the insertion hole to enhance the fit of the two clamping plates when clamping. At the same time, it can be adapted to blades of different thicknesses, improve the versatility of the positioning component, and solve the problem of only being able to adapt to a single specification of blade.

[0017] Preferably, both ends of the bidirectional lead screw are fixedly connected to knobs, and the middle section of the bidirectional lead screw is fixedly connected to a limit ring.

[0018] By adopting the above technical solution, the knob facilitates manual adjustment of the rotation of the bidirectional lead screw, and the limit ring prevents the clamping plate from getting too close and damaging the blade. It is convenient to operate and highly safe, reduces the difficulty of manual operation, and is easier to promote and apply compared to complex processes such as electroplating.

[0019] Preferably, the bottom surface of the oil-soaking fixture body is connected to two oil drain pipes, and a control valve is installed on each section of the oil drain pipe.

[0020] By adopting the above technical solution, the oil drain pipe and control valve work together to facilitate the timely discharge of old oil from the body of the oil-soaked fixture, making it easy to replace with new oil to maintain the cleanliness of the oil and avoid impurities in the oil affecting the rust prevention effect.

[0021] Preferably, a controller is fixedly connected to the outer surface of the oil soaking fixture body, and the electrical components inside the blade positioning assembly and the oil circulation assembly are all electrically connected to the controller.

[0022] By adopting the above technical solution, the controller realizes centralized control of the electrical components in the blade positioning assembly and oil circulation assembly, which can automate the processes of blade fixing, soaking, oil circulation and draining to a certain extent, reduce manual intervention, improve processing efficiency, and ensure the consistency of operation in each link, thus solving the problem of unstable coating quality that is prone to occur in traditional manual operation.

[0023] In summary, this application includes at least one of the following beneficial technical effects:

[0024] This blade oil-soaking fixture provides stable support through its main body. An electric push rod of the blade positioning component raises and lowers the top cover, working with a guide frame to prevent oil spillage. A servo motor drives a worm gear and worm wheel to rotate the positioning box, enabling multi-angle coating. A bidirectional screw drives a clamping plate, which stably fixes the blade under the guidance of a guide post. First and second pads are connected by insert rods and holes to enhance compatibility. A miniature DC vibration motor transmits vibration through silicone damping pads to accelerate drying. An oil pump in the oil circulation component delivers oil to an angled nozzle through a circulation pipe for uniform spraying. A guide slope guides oil backflow. An oil drain pipe and control valve facilitate oil replacement. A controller centrally controls all electrical components, automating multiple processes. This fixture solves the problems of uneven coating, poor compatibility, high cost, and difficult maintenance associated with traditional methods, improving rust prevention quality and efficiency, reducing manual intervention, and demonstrating significant practical value. Attached Figure Description

[0025] Figure 1 This is a schematic diagram of the overall front view structure of this application;

[0026] Figure 2 This is a schematic diagram of the overall structure of this application from below;

[0027] Figure 3 This is a partial sectional planar structural diagram of this application;

[0028] Figure 4 This is a partial top view of the structure of this application;

[0029] Figure 5 This is a partial bottom view of the structure of this application.

[0030] In the picture:

[0031] 1. Main body of the oil soaking fixture; 2. Blade positioning assembly; 201. Electric push rod; 202. Top cover; 203. Flow guide frame; 204. Rotating rod; 205. Worm gear; 206. Positioning box; 207. Worm; 208. Servo motor; 209. Silicone shock-absorbing pad; 210. Miniature DC vibration motor; 211. Two-way lead screw; 212. Guide column; 213. Clamping plate; 214. First pad; 215. Insert rod; 216. Second pad; 217. Insertion hole; 218. Knob; 219. Limiting ring; 3. Oil circulation assembly; 301. Oil pump; 302. Circulation pipe; 303. Angled nozzle; 304. Flow guide slope; 305. Oil drain pipe; 306. Control valve; 4. Controller. Detailed Implementation

[0032] The following is in conjunction with the appendix Figure 1 -Appendix Figure 5 This application will be described in further detail below.

[0033] Example 1: A blade oil-soaking fixture, as described above. Figure 1 , Figure 2 and Figure 3 The device includes two electric push rods 201 fixedly connected to the outer surface of the oil-soaking fixture body 1. A top cover 202 is provided on the top of the oil-soaking fixture body 1. The output ends of both electric push rods 201 are fixedly connected to the bottom surface of the top cover 202. A guide frame 203 is fixedly connected to the bottom surface of the top cover 202. The size of the guide frame 203 is smaller than the size of the inner wall of the oil-soaking fixture body 1. The guide frame 203 can guide and direct residual oil on the top cover 202 into the oil-soaking fixture body 1 when the top cover 202 rises, preventing oil from dripping onto the outside of the oil-soaking fixture body 1 and keeping the surrounding environment clean, thus improving practicality. A rotating rod 204 is rotatably sleeved on the inner wall of the top cover 202. Worm gears 205 and fixed rods 206 are fixedly connected to both ends of the rotating rod 204, respectively. Positioning box 206, the upper surface of top cover 202 is equipped with worm gear 207 and servo motor 208. Worm gear 207 meshes with worm wheel 205. The output shaft end of servo motor 208 is fixedly connected to the rotating shaft end of worm gear 207. Servo motor 208 drives worm gear 207 to rotate. Worm gear 207 meshes with worm wheel 205 to drive rotating rod 204 to rotate, thereby driving positioning box 206 and blade to rotate. This allows oil to contact the blade surface from different directions, further solving the problem of coating dead angles and improving the comprehensiveness of oil coverage. This is superior to the traditional fixed angle coating method. The upper surface of electric push rod 201 is fixedly connected with two silicone shock-absorbing pads 209. Each silicone shock-absorbing pad 209 has a micro DC vibration motor 210 installed on its upper surface.

[0034] Reference Figure 3 , Figure 4 and Figure 5The inner wall of the positioning box 206 is rotatably fitted with a bidirectional lead screw 211. Two clamping pieces 213 are threadedly connected to the outer surface of the bidirectional lead screw 211. Two guide posts 212 are installed on the inner wall of the positioning box 206. The tops of the two clamping pieces 213 are slidably fitted onto the outer surfaces of the two guide posts 212. The guide posts 212 guide the sliding of the clamping pieces 213, preventing the clamping pieces 213 from shifting when the bidirectional lead screw 211 rotates, ensuring that the two clamping pieces 213 always maintain a parallel clamping state, guaranteeing the stability of the blade fixation, preventing uneven oil coating due to blade shaking, and solving the problem of easy loosening in traditional fixing structures. A first pad 214 is fixedly connected to the outer surface of one of the two clamping pieces 213, and an insertion rod 215 is fixedly connected to the outer surface of the first pad 214. The other clamping piece 213... A second pad 216 is fixedly connected to the outer surface of the clamping piece 213. Both the second pad 216 and the inner wall of the clamping piece 213 are provided with insertion holes 217 that are compatible with the insertion rod 215. The first pad 214 and the second pad 216 cooperate with the insertion holes 217 through the insertion rod 215, which enhances the fit of the two clamping pieces 213 when clamping. At the same time, it can be adapted to blades of different thicknesses, improve the versatility of the positioning component, and solve the problem of only being able to adapt to blades of a single specification. Both rotating ends of the bidirectional lead screw 211 are fixedly connected to knobs 218. The middle section of the bidirectional lead screw 211 is fixedly connected to a limit ring 219. The knobs 218 facilitate manual adjustment of the rotation of the bidirectional lead screw 211. The limit ring 219, together with the knobs 218, prevents the clamping pieces 213 from getting too close and damaging the blade. The operation is convenient and safe, reduces the difficulty of manual operation, and is easier to promote and apply compared to complex processes such as electroplating.

[0035] Example 2: A blade oil-soaking fixture, as described above. Figure 1 , Figure 2 and Figure 3Based on the same concept as Embodiment 1 above, this embodiment proposes an oil circulation assembly 3 including oil pumps 301 installed on both sides of the outer surface of the oil-soaking fixture body 1. The input ends of both oil pumps 301 are connected to the interior of the oil-soaking fixture body 1, and the output ends of both oil pumps 301 are connected to circulation pipes 302. Angled nozzles 303 are installed on both sides of the inner wall of the oil-soaking fixture body 1, and the output ends of the two circulation pipes 302 are respectively connected to the interior of the two angled nozzles 303. A guide slope 304 is fixedly connected to the inner bottom wall of the oil-soaking fixture body 1. Two oil drain pipes 305 are connected to the bottom surface of the oil-soaking fixture body 1. A control valve 306 is installed on each section of the oil drain pipe 305. 305 works in conjunction with control valve 306 to facilitate the timely discharge of old oil from the main body 1 of the oil-soaking fixture, making it easy to replace with new oil to maintain oil cleanliness and prevent oil impurities from affecting the rust-preventing effect. A controller 4 is fixedly connected to the outer surface of the main body 1 of the oil-soaking fixture. The electrical components inside the blade positioning assembly 2 and the oil circulation assembly 3 are all electrically connected to the controller 4. The controller 4 realizes centralized control of the electrical components inside the blade positioning assembly 2 and the oil circulation assembly 3, which can automate the processes of blade fixing, soaking, oil circulation and draining to a certain extent, reduce manual intervention, improve processing efficiency, and ensure the consistency of operation in each step, solving the problem of unstable coating quality that is prone to occur in traditional manual operation.

[0036] The implementation principle of this application embodiment is as follows: The controller 4 starts the electric push rod 201, which drives the top cover 202 to rise, exposing the internal space of the oil soaking fixture body 1. The operator places the blade between the two clamping plates 213 in the positioning box 206, and manually rotates the knob 218 to drive the bidirectional lead screw 211 to rotate. Under the guidance of the guide column 212, the two clamping plates 213 move towards each other until the blade is clamped. At this time, the insertion rod 215 on the first pad 214 is inserted into the insertion hole 217 of the second pad 216 and the clamping plate 213, which enhances the adaptability and clamping stability of blades of different thicknesses. Then, the electric push rod 201 drives the top cover 202 to fall, so that the positioned blade enters the interior of the oil soaking fixture body 1 to prevent subsequent oil splashing. The controller 4 starts the oil pump 301 to transport the rust-preventive oil in the oil soaking fixture body 1 to the angled nozzle 303 through the circulation pipe 302. The angled nozzle 303 sprays the oil at a certain angle onto the blade surface. At the same time, the servo motor 2 The worm gear 207 is driven to rotate, and the worm gear 207 meshes with the worm wheel 205 to drive the rotating rod 204 to rotate, which in turn causes the positioning box 206 and the blade to rotate, achieving uniform coverage of the blade with oil from all directions and multiple angles, solving the problem of dead corners in traditional coating. After spraying, the controller 4 starts the micro DC vibration motor 210. The vibration is transmitted to the positioning box 206 through the silicone damping pad 209, causing the blade to vibrate slightly, accelerating the drainage of excess oil on the blade surface. When the oil needs to be replaced, the control valve 306 is opened, and the old oil is discharged through the drain pipe 305. After replacing with new oil, it can be used again. Throughout the process, the controller 4 centrally controls electrical components such as the electric push rod 201, servo motor 208, oil pump 301, and micro DC vibration motor 210 to realize automated processes such as blade fixing, soaking, oil circulation, and drainage, reducing manual intervention, ensuring the consistency and stability of operation in each link, and improving the quality and efficiency of rust prevention treatment for pathological blades.

[0037] The embodiments described in this specific implementation are preferred embodiments of this application and are not intended to limit the scope of protection of this application. Identical components are represented by the same reference numerals. Therefore, all equivalent changes made to the structure, shape, and principle of this application should be included within the scope of protection of this application.

Claims

1. A blade oil-soaking fixture, comprising an oil-soaking fixture body (1), a blade positioning assembly (2), and an oil circulation assembly (3), characterized in that: The blade positioning assembly (2) includes two electric push rods (201) fixedly connected to the outer surface of the oil soaking fixture body (1). The top of the oil soaking fixture body (1) is provided with a top cover (202). The output ends of the two electric push rods (201) are fixedly connected to the bottom surface of the top cover (202). The inner wall of the top cover (202) is rotatably fitted with a rotating rod (204). The two ends of the rotating rod (204) are respectively fixedly connected with a worm gear (205) and a positioning box (206). The upper surface of the electric push rod (201) is fixedly connected with two silicone shock-absorbing pads (209). Each silicone shock-absorbing pad (209) is equipped with a micro DC vibration motor (210) on its upper surface. The inner wall of the positioning box (206) is rotatably fitted with a bidirectional lead screw (211). The outer surface of the bidirectional lead screw (211) is threaded with two clamping plates (213). The oil circulation assembly (3) includes oil pumps (301) installed on both sides of the outer surface of the oil soaking fixture body (1). The input ends of the two oil pumps (301) are connected to the interior of the oil soaking fixture body (1), and the output ends of the two oil pumps (301) are connected to circulation pipes (302). Angled nozzles (303) are installed on both sides of the inner wall of the oil soaking fixture body (1). The output ends of the two circulation pipes (302) are respectively connected to the interior of the two angled nozzles (303). A guide slope (304) is fixedly connected to the inner bottom wall of the oil soaking fixture body (1).

2. The blade oil-soaking fixture according to claim 1, characterized in that: The bottom surface of the top cover (202) is fixedly connected to a guide frame (203), and the size of the guide frame (203) is smaller than the size of the inner wall of the oil soaking fixture body (1).

3. The blade oil-soaking fixture according to claim 1, characterized in that: The top cover (202) is equipped with a worm gear (207) and a servo motor (208). The worm gear (207) meshes with a worm wheel (205), and the output shaft end of the servo motor (208) is fixedly connected to the rotating shaft end of the worm gear (207).

4. The blade oil-soaking fixture according to claim 1, characterized in that: The inner wall of the positioning box (206) is equipped with two guide posts (212), and the tops of the two clamping pieces (213) are respectively slidably sleeved on the outer surface of the two guide posts (212).

5. The blade oil-soaking fixture according to claim 1, characterized in that: One of the two clamping pieces (213) has a first pad (214) fixedly connected to its outer surface, and a plug rod (215) fixedly connected to its outer surface. The other clamping piece (213) has a second pad (216) fixedly connected to its outer surface. The inner walls of the second pad (216) and the clamping piece (213) are both provided with insertion holes (217) that are compatible with the plug rod (215).

6. The blade oil-soaking fixture according to claim 1, characterized in that: Both ends of the bidirectional lead screw (211) are fixedly connected with knobs (218), and the middle section of the bidirectional lead screw (211) is fixedly connected with a limit ring (219).

7. The blade oil-soaking fixture according to claim 1, characterized in that: The bottom surface of the oil-soaking fixture body (1) is connected to two oil drain pipes (305), and a control valve (306) is installed on each section of the oil drain pipe (305).

8. The blade oil-soaking fixture according to claim 1, characterized in that: The outer surface of the oil-soaking fixture body (1) is fixedly connected to a controller (4), and the electrical components inside the blade positioning assembly (2) and the oil circulation assembly (3) are all electrically connected to the controller (4).