Powder metallurgy die steel fine grinding device
By designing powder metallurgy mold steel precision grinding device, including pretreatment, reciprocating and grinding mechanisms, the problems of low grinding accuracy and low efficiency of traditional grinding devices are solved, and efficient and accurate mold steel grinding is achieved, which improves the improvement of Production efficiency and surface quality.
Patent Information
- Application Number
- CN202421093746.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-17
- Publication Date
- 2025-02-18
- Estimated Expiration
- 2034-05-17
AI Technical Summary
The grinding device of traditional powder metallurgy mold steel has low grinding accuracy, low efficiency, insufficient automation, and cannot remove impurities and oil stains on the surface of the mold steel, which affects the accuracy and efficiency of subsequent grinding.
A powder metallurgy mold steel precision grinding device is designed, including a pretreatment mechanism, a reciprocating mechanism and a grinding mechanism. The pretreatment mechanism removes impurities and oil stains on the surface through the brush head, the reciprocating mechanism realizes uniform stress of the mold steel through the push plate, and the grinding mechanism realizes precise positioning and vertical movement of the grinding head through the cooperation of the ball screw and the vertical cylinder.
The quality and efficiency of grinding are improved, the high-precision grinding of the surface of the mold steel is ensured, and the high requirements for the surface roughness, accuracy and efficiency of powder metallurgy mold steel are met.
Smart Images
Figure CN222493629U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of mold manufacturing, and more specifically to a powder metallurgy mold steel fine grinding device. Background Art
[0002] Powder metallurgy die steel is a die steel made by powder metallurgy process. This steel has some unique advantages, such as good grindability, good toughness, good isotropy and good heat treatment processability. These advantages make powder metallurgy die steel have better processing performance and longer service life during the manufacturing process. Powder metallurgy die steel has a wide range of applications, especially in the field of mold manufacturing that requires high precision, high wear resistance and high corrosion resistance. The manufacturing process of powder metallurgy die steel includes powder mixing, molding, drying, sintering and processing steps. Each step needs to be strictly controlled to ensure the quality and performance of the product. The die steel made by powder metallurgy process has a fine and uniform structure and fine carbide particles, which significantly improves the toughness, bending strength and impact toughness of the die steel.
[0003] The shortcomings of the existing technology: The grinding accuracy of the traditional powder metallurgy mold steel grinding device is low, the efficiency is low, and the degree of automation is insufficient, which limits the application scope and manufacturing efficiency of the powder metallurgy mold steel. It is also unable to remove impurities and oil stains on the surface of the mold steel, affecting the accuracy and efficiency of subsequent grinding, resulting in the inability to perform efficient and precise grinding on the mold steel surface. Therefore, it is necessary to design a powder metallurgy mold steel fine grinding device. Utility Model Content
[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a powder metallurgy die steel fine grinding device to solve the problems existing in the above-mentioned background technology.
[0005] The utility model provides the following technical solution: a powder metallurgy die steel fine grinding device, comprising a workbench, a pre-processing mechanism is arranged on the top of the workbench, the pre-processing mechanism comprises a mounting plate, a reciprocating mechanism is arranged on the left side of the pre-processing mechanism, the reciprocating mechanism comprises a push plate, the push plate is fixedly connected to the mounting plate, a grinding mechanism is arranged on the right side of the pre-processing mechanism, a ball screw 2 is fixedly installed on the top of the workbench, a plurality of sliders are sleeved on the ball screw 2, and a storage plate is fixedly connected to the top of the slider.
[0006] Preferably, the pre-treatment mechanism also includes a support frame, a guide rail, a vertical cylinder, a fixed block and a brush head. The support frame is fixedly connected to the workbench, the bottom of the support frame is fixedly connected to the guide rail, the guide rail is slidably connected to a mounting plate, a vertical cylinder is fixedly installed on the right side wall of the mounting plate, the bottom of the output end of the vertical cylinder is fixedly connected to the fixed block, and the bottom of the fixed block is fixedly connected to the brush head.
[0007] Preferably, the reciprocating mechanism also includes a vertical plate, a connecting plate and a pushing cylinder, the vertical plate is fixedly connected to the workbench, the top of the vertical plate is fixedly connected to the connecting plate, the right side of the connecting plate is fixedly installed with a pushing cylinder, and the output end of the pushing cylinder is fixedly connected to the push plate.
[0008] Preferably, the grinding mechanism includes a second support frame, a first ball screw, an L-shaped support plate, an auxiliary plate, a second guide rail, a second vertical cylinder and a grinding head. The second support frame is fixedly connected to the workbench, a first ball screw is fixedly installed on the top of the second support frame, an L-shaped support plate is slidably connected to the first ball screw, an auxiliary plate is fixedly connected to the left side of the L-shaped support plate, the auxiliary plate is slidably connected to the second guide rail, the second guide rail is fixedly connected to the bottom of the second support frame, a second vertical cylinder is fixedly installed on the left side of the L-shaped support plate, and a grinding head is arranged at the bottom of the output end of the second vertical cylinder.
[0009] Preferably, guide rails three are provided on both the front and rear sides of the ball screw two, a limit block is slidably connected to the guide rails three, and a storage plate is fixedly connected to the top of the limit block.
[0010] Preferably, a rotating motor is fixedly mounted on the workbench, and an output end of the rotating motor is fixedly connected to the second ball screw.
[0011] Technical effects and advantages of the utility model:
[0012] 1. The utility model is provided with a pre-treatment mechanism, which uses a brush head to pre-treat the surface of the mold steel, removes impurities and oxides on the surface, provides a clean surface for the subsequent fine grinding process, and improves the quality and efficiency of fine grinding. A reciprocating mechanism is provided to push the cylinder to drive the push plate to reciprocate the mold steel, so that the mold steel is evenly stressed during the grinding process, avoiding grinding quality problems caused by uneven force, and improving grinding stability and accuracy.
[0013] 2. The utility model is provided with a grinding mechanism, and the cooperation of ball screw 1 and vertical cylinder 2 is utilized to realize the precise positioning and vertical movement of the grinding head, thereby ensuring the stability and accuracy of the grinding process. In addition, a rotating motor is provided to drive ball screw 2 to rotate, so that the mold steel on the placement plate can be transported horizontally, realizing all-round grinding, further improving the quality and efficiency of grinding, and having the advantages of simple structure, convenient operation, high grinding accuracy, high efficiency, etc., and can meet the high requirements for the surface roughness, accuracy and efficiency of powder metallurgy mold steel.
[0014] 3. The utility model can drive the brush head to move up and down through the vertical cylinder 1 in the pre-treatment mechanism to adapt to the mold steel surfaces of different heights. The pushing cylinder in the reciprocating mechanism can adjust the thrust size as needed to control the reciprocating speed and strength of the mold steel. The ball screw 1 and the vertical cylinder 2 in the grinding mechanism can accurately control the position and grinding depth of the grinding head to ensure the grinding quality and accuracy. The rotating motor can adjust the rotation speed and direction as needed to achieve the best grinding effect. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model.
[0016] Figure 2 It is a structural schematic diagram of the utility model from another viewing angle.
[0017] Figure 3 It is a structural schematic diagram of the pre-processing mechanism and the reciprocating mechanism in the utility model.
[0018] Figure 4 It is a structural schematic diagram of the grinding mechanism in the utility model.
[0019] The accompanying drawings are marked as follows: 1. workbench; 2. pre-treatment mechanism; 201. support frame 1; 202. guide rail 1; 203. mounting plate; 204. vertical cylinder 1; 205. fixing block; 206. brush head; 3. reciprocating mechanism; 301. vertical plate; 302. connecting plate; 303. pushing cylinder; 304. pushing plate; 4. grinding mechanism; 401. support frame 2; 402. ball screw 1; 403. L-shaped support plate; 404. auxiliary plate; 405. guide rail 2; 406. vertical cylinder 2; 407. grinding head; 5. storage plate; 6. limit block; 7. guide rail 3; 8. ball screw 2; 9. slider; 10. rotating motor. DETAILED DESCRIPTION
[0020] The technical solution of the present invention will be clearly and completely described below in conjunction with the drawings in the present invention. In addition, the forms of the various structures recorded in the following embodiments are merely illustrative. The powder metallurgy die steel fine grinding device involved in the present invention is not limited to the various structures recorded in the following embodiments. All other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the present invention.
[0021] The utility model provides a powder metallurgy die steel fine grinding device, please refer to Figure 1-4 As shown, it includes a workbench 1, a pre-processing mechanism 2 is arranged on the top of the workbench 1, the pre-processing mechanism 2 includes a mounting plate 203, a reciprocating mechanism 3 is arranged on the left side of the pre-processing mechanism 2, the reciprocating mechanism 3 includes a push plate 304, the push plate 304 is fixedly connected to the mounting plate 203, a grinding mechanism 4 is arranged on the right side of the pre-processing mechanism 2, a ball screw 8 is fixedly installed on the top of the workbench 1, a plurality of sliders 9 are sleeved on the ball screw 8, and a storage plate 5 is fixedly connected to the top of the slider 9.
[0022] Furthermore, the pre-processing mechanism 2 also includes a support frame 201, a guide rail 202, a vertical cylinder 204, a fixed block 205 and a brush head 206. The support frame 201 is fixedly connected to the workbench 1, the bottom of the support frame 201 is fixedly connected to the guide rail 202, the guide rail 202 is slidably connected to the mounting plate 203, the right side wall of the mounting plate 203 is fixedly installed with a vertical cylinder 204, the bottom of the output end of the vertical cylinder 204 is fixedly connected to the fixed block 205, and the bottom of the fixed block 205 is fixedly connected to the brush head 206, pushes the cylinder 303 to extend and retract, drives the push plate 304 to move horizontally, and then drives the mounting plate 203 to slide horizontally on the guide rail 202, and the vertical cylinder 204 extends and retracts, so that the brush head 206 brushes the surface of the mold steel to remove impurities and oil stains on the surface, thereby improving the accuracy and efficiency of subsequent grinding. The mold steel after brushing is placed on the placement plate 5, and driven by the rotating motor 10, the ball screw 28 rotates, so that the placement plate 5 moves horizontally along the guide rail 3 7, and the mold steel is sent to the bottom of the grinding mechanism 4 for grinding.
[0023] Furthermore, the reciprocating mechanism 3 also includes a vertical plate 301, a connecting plate 302 and a pushing cylinder 303. The vertical plate 301 is fixedly connected to the workbench 1. The top of the vertical plate 301 is fixedly connected to the connecting plate 302. The right side of the connecting plate 302 is fixedly installed with a pushing cylinder 303. The output end of the pushing cylinder 303 is fixedly connected to a push plate 304. The pushing cylinder 303 is retracted and extended, driving the push plate 304 to move horizontally, thereby driving the mounting plate 203 to slide horizontally on the guide rail 202, thereby realizing the brushing operation of the brush head 206 on the surface of the mold steel.
[0024] Furthermore, the grinding mechanism 4 includes a support frame 2 401, a ball screw 1 402, an L-shaped support plate 403, an auxiliary plate 404, a guide rail 2 405, a vertical cylinder 2 406 and a grinding head 407. The support frame 2 401 is fixedly connected to the workbench 1, a ball screw 1 402 is fixedly installed on the top of the support frame 2 401, an L-shaped support plate 403 is slidably connected to the ball screw 1 402, an auxiliary plate 404 is fixedly connected to the left side of the L-shaped support plate 403, the auxiliary plate 404 is slidably connected to the guide rail 2 405, and the guide rail 2 405 is fixedly connected to the support frame At the bottom of the guide rail 401, a vertical cylinder 406 is fixedly installed on the left side of the L-shaped support plate 403, and a grinding head 407 is arranged at the bottom of the output end of the vertical cylinder 406. The vertical cylinder 406 is extended and retracted to drive the grinding head 407 to move up and down to grind the surface of the mold steel. At the same time, the ball screw 402 driven by the driving component rotates, so that the L-shaped support plate 403 moves horizontally along the guide rail 405, and the auxiliary plate 404 slides on the guide rail 405, so that the grinding head 407 can grind the surface of the mold steel evenly, thereby improving the grinding accuracy and efficiency.
[0025] Furthermore, guide rails 3 7 are provided on both the front and rear sides of the ball screw 2 8, and a limit block 6 is slidably connected to the guide rail 3 7. The top of the limit block 6 is fixedly connected to a placement plate 5. The setting of the limit block 6 limits the moving trajectory of the placement plate 5, thereby ensuring the stability of the mold steel during the grinding process.
[0026] Furthermore, a rotating motor 10 is fixedly installed on the workbench 1, and the output end of the rotating motor 10 is fixedly connected to the ball screw 28. The rotating motor 10 drives the ball screw 28 to rotate, and then drives the storage plate 5 to move horizontally along the guide rail 3 7, thereby realizing automatic feeding and grinding of the mold steel.
[0027] The working principle of the utility model is as follows: the powder metallurgy mold steel to be ground is placed on the workbench 1, the vertical cylinder 204 is started, so that the brush head 206 brushes the surface of the mold steel to remove impurities and oil stains on the surface, the push cylinder 303 is started, and the mounting plate 203 is driven to slide horizontally on the guide rail 202 to achieve uniform brushing of the mold steel surface by the brush head 206. The mold steel after brushing is placed on the placement plate 5, and the rotating motor 10 is started so that the placement plate 5 moves horizontally along the guide rail 7 to send the mold steel to the bottom of the grinding mechanism 4, and the vertical The cylinder 406 is extended and retracted, driving the grinding head 407 to move up and down to grind the surface of the mold steel. At the same time, the driving assembly drives the ball screw 402 to rotate, so that the L-shaped support plate 403 moves horizontally along the guide rail 405, and the auxiliary plate 404 slides on the guide rail 405, so that the grinding head 407 can grind the mold steel surface evenly. The mold steel is removed after grinding. The whole grinding process has a high degree of automation, which improves production efficiency. At the same time, the combined treatment of brushing and grinding improves the grinding accuracy and surface quality of the mold steel.
[0028] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;
[0029] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;
[0030] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.
Claims
1. A powder metallurgy die steel fine grinding device, comprising a workbench (1), characterized in that: A pre-processing mechanism (2) is arranged on the top of the workbench (1), the pre-processing mechanism (2) comprises a mounting plate (203), a reciprocating mechanism (3) is arranged on the left side of the pre-processing mechanism (2), the reciprocating mechanism (3) comprises a push plate (304), the push plate (304) is fixedly connected to the mounting plate (203), a grinding mechanism (4) is arranged on the right side of the pre-processing mechanism (2), a ball screw 2 (8) is fixedly installed on the top of the workbench (1), a plurality of sliders (9) are sleeved on the ball screw 2 (8), and a storage plate (5) is fixedly connected to the top of the slider (9).
2. A powder metallurgy die steel fine grinding device according to claim 1, characterized in that: The pre-treatment mechanism (2) further comprises a support frame (201), a guide rail (202), a vertical cylinder (204), a fixed block (205) and a brush head (206); the support frame (201) is fixedly connected to the workbench (1); the bottom of the support frame (201) is fixedly connected to the guide rail (202); a mounting plate (203) is slidably connected to the guide rail (202); a vertical cylinder (204) is fixedly mounted on the right side wall of the mounting plate (203); the bottom of the output end of the vertical cylinder (204) is fixedly connected to the fixed block (205); and the bottom of the fixed block (205) is fixedly connected to the brush head (206).
3. The powder metallurgy die steel fine grinding device according to claim 1, characterized in that: The reciprocating mechanism (3) further comprises a vertical plate (301), a connecting plate (302) and a pushing cylinder (303); the vertical plate (301) is fixedly connected to the workbench (1); the top of the vertical plate (301) is fixedly connected to the connecting plate (302); the right side of the connecting plate (302) is fixedly mounted with a pushing cylinder (303); the output end of the pushing cylinder (303) is fixedly connected to a pushing plate (304).
4. The powder metallurgy die steel fine grinding device according to claim 1, characterized in that: The grinding mechanism (4) comprises a second support frame (401), a ball screw (402), an L-shaped support plate (403), an auxiliary plate (404), a second guide rail (405), a second vertical cylinder (406) and a grinding head (407); the second support frame (401) is fixedly connected to the workbench (1); a ball screw (402) is fixedly installed on the top of the second support frame (401); and a ball screw (402) is slidably connected to the ball screw (402). An L-shaped support plate (403), the left side of which is fixedly connected to an auxiliary plate (404), the auxiliary plate (404) being slidably connected to a second guide rail (405), the second guide rail (405) being fixedly connected to the bottom of a second support frame (401), the left side of the L-shaped support plate (403) being fixedly installed with a second vertical cylinder (406), the bottom of the output end of the second vertical cylinder (406) being provided with a grinding head (407).
5. The powder metallurgy die steel fine grinding device according to claim 1, characterized in that: Guide rails 3 (7) are provided on both the front and rear sides of the ball screw 2 (8); a limit block (6) is slidably connected to the guide rails 3 (7); and a storage plate (5) is fixedly connected to the top of the limit block (6).
6. The powder metallurgy die steel fine grinding device according to claim 1, characterized in that: A rotating motor (10) is fixedly mounted on the workbench (1), and an output end of the rotating motor (10) is fixedly connected to the second ball screw (8).