Quick positioning mechanism of needle grinding machine

Abstract

The utility model discloses a quick positioning mechanism of a needle grinding machine, which comprises a quick positioning mounting rack, a quick positioning component arranged on one side of the quick positioning mounting rack, a needle bar rotating component arranged on one side of the quick positioning component, and a grinding mounting component arranged on one side of the needle bar rotating component. By means of the rapid positioning assembly, the problems that in the process that a positioning mechanism in the current market positions the needle rods on the needle grinding machine, a common positioning mechanism positions the single needle rods, consequently, batched needle rods need to wait for a long time easily, and consequently the working efficiency of the needle grinding machine is low are solved.

Description

Technical Field

[0001] The utility model relates to the field of rapid positioning of a needle grinding machine, in particular to a rapid positioning mechanism of a needle grinding machine. Background Art

[0002] The needle grinding machine is a machine tool accessory that is assembled on machine tools such as surface grinders and tool grinders and is used to grind punching needles of various angles such as arcs, polygons, and circles. The needle grinding machine needs to use a positioning mechanism to position the needle rod workpiece, so that the needle rod can be ground conveniently.

[0003] Currently, the positioning mechanism on the market exists in the process of positioning the needle bar on the needle grinding machine. Generally, the positioning mechanism positions a single needle bar, which easily leads to a long waiting time for a batch of needle bars, resulting in low working efficiency of the needle grinding machine. Utility Model Content

[0004] In view of the problems in the related art, the utility model proposes a quick positioning mechanism for a needle grinding machine to overcome the above technical problems existing in the existing related art.

[0005] To this end, the specific technical solutions adopted in this utility model are as follows:

[0006] A quick positioning mechanism for a needle grinding machine comprises a quick positioning mounting frame, a quick positioning assembly is provided on one side of the quick positioning mounting frame, a needle bar rotating assembly is provided on one side of the quick positioning assembly, and a grinding mounting assembly is provided on one side of the needle bar rotating assembly;

[0007] In order to achieve the effect of quick positioning of the needle bar, the quick positioning assembly includes a needle bar positioning plate, the needle bar positioning plate is connected to the quick positioning mounting frame, a needle bar placement groove is provided inside the needle bar positioning plate, and a sliding mounting plate is connected to one side of the quick positioning mounting frame, and a first sliding groove is provided inside the sliding mounting plate. The sliding mounting plate is slidably matched with a sliding movable plate through the first sliding groove, and a fixed mounting frame is connected above the sliding movable plate, and a second sliding groove is provided inside the fixed mounting frame, and a sliding rod is slidably matched inside the second sliding groove. One end of the sliding rod is connected to a positioning block, and a thrust spring is provided on the outer sleeve of the sliding rod. The two ends of the thrust spring are respectively connected to the positioning block and the fixed mounting frame, and the end of the sliding rod away from the positioning block is connected to a pulling plate.

[0008] Furthermore, one end of the sliding movable plate away from the fixed mounting frame is connected to a limiting plate.

[0009] Furthermore, in order to achieve the effect of needle bar rotation, the needle bar rotation assembly includes a reciprocating screw, which is movably installed inside the quick positioning mounting frame. One end of the reciprocating screw is connected to a drive motor, and the drive motor housing is connected to the quick positioning mounting frame. A reciprocating slider is provided on the outer periphery of the reciprocating screw, and a reciprocating moving plate is connected above the reciprocating slider.

[0010] Furthermore, a rubber layer is connected above the reciprocating plate.

[0011] Furthermore, a control switch is installed on one side of the rapid positioning mounting frame, and the driving motor is electrically connected to the external power supply through the control switch.

[0012] Furthermore, in order to achieve the purpose of needle bar grinding, the grinding installation assembly includes a lifting mounting frame, the lifting mounting frame is connected to the quick positioning mounting frame, a lifting electric push rod is installed inside the lifting mounting frame, and the output end of the lifting electric push rod is connected to a grinding plate.

[0013] Furthermore, the lifting electric push rod is electrically connected to an external power supply through a control switch.

[0014] The beneficial effects of the utility model are:

[0015] (1) The present invention improves the existing technology. In actual use, the rapid positioning component solves the problem that the positioning mechanism currently on the market positions the needle bar on the needle grinding machine. Generally, the positioning mechanism positions a single needle bar, which easily leads to a long waiting time for a batch of needle bars, thereby causing the needle grinding machine to have low working efficiency.

[0016] (2) In actual use, by setting up a lifting mounting frame, it is convenient to fix the lifting electric push rod, and the lifting electric push rod is used to drive the grinding plate to move up and down. When the needle rod rotates and contacts the grinding plate, the needle rod can be polished. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0018] Figure 1 This is a schematic diagram of the main structure of a quick positioning mechanism for a needle grinding machine according to an embodiment of the present utility model;

[0019] Figure 2 It is a three-dimensional diagram of a quick positioning mechanism of a needle grinding machine according to an embodiment of the utility model.

[0020] Figure 3 This is a structural schematic diagram of a quick positioning component in a quick positioning mechanism of a needle grinding machine according to an embodiment of the present utility model;

[0021] Figure 4It is a structural schematic diagram of a needle rod rotating assembly in a quick positioning mechanism of a needle grinding machine according to an embodiment of the present utility model.

[0022] In the picture:

[0023] 1. Quick positioning mounting frame; 2. Quick positioning assembly; 201. Needle bar positioning plate; 202. Needle bar placement slot; 203. Sliding mounting plate; 204. First sliding slot; 205. Sliding moving plate; 206. Fixed mounting frame; 207. Second sliding slot; 208. Sliding rod; 209. Positioning block; 210. Thrust spring; 211. Pulling plate; 3. Needle bar rotating assembly; 301. Reciprocating screw; 302. Driving motor; 303. Reciprocating slider; 304. Reciprocating moving plate; 4. Polishing mounting assembly; 401. Lifting mounting frame; 402. Lifting electric push rod; 403. Polishing plate; 5. Limiting plate; 6. Rubber layer; 7. Control switch. DETAILED DESCRIPTION

[0024] 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.

[0025] According to an embodiment of the present utility model, a quick positioning mechanism for a needle grinding machine is provided, including a quick positioning mounting frame 1, a quick positioning component 2 is provided on one side of the quick positioning component 2, a needle bar rotating component 3 is provided on one side of the needle bar rotating component 3, and a grinding mounting component 4 is provided on one side of the needle bar rotating component 3.

[0026] like Figure 1-4As shown, according to the quick positioning mechanism of the needle grinding machine of the embodiment of the present invention, the quick positioning component 2 includes a needle bar positioning plate 201, the needle bar positioning plate 201 is connected to the quick positioning mounting frame 1, a needle bar placement groove 202 is provided inside the needle bar positioning plate 201, and a sliding mounting plate 203 is connected to one side of the quick positioning mounting frame 1, a first sliding groove 204 is provided inside the sliding mounting plate 203, the sliding mounting plate 203 is slidably matched with a sliding movable plate 205 through the first sliding groove 204, and a fixed plate 205 is connected above the sliding movable plate 205. A fixed mounting frame 206 is provided with a second sliding groove 207 inside the fixed mounting frame 206, and a sliding rod 208 is slidably fitted inside the second sliding groove 207. One end of the sliding rod 208 is connected to a positioning block 209, and a thrust spring 210 is sleeved on the outer periphery of the sliding rod 208. Both ends of the thrust spring 210 are respectively connected to the positioning block 209 and the fixed mounting frame 206, and the end of the sliding rod 208 away from the positioning block 209 is connected to a pulling plate 211, and the end of the sliding movable plate 205 away from the fixed mounting frame 206 is connected to a limiting plate 5.

[0027] Through the above technical solution, multiple needle bars are placed in the needle bar placement groove 202 in the needle bar positioning plate 201, and then the sliding movable plate 205 is pulled so that the sliding movable plate 205 slides along the sliding mounting plate 203 through the first sliding groove 204, so that when the sliding movable plate 205 moves, it drives the fixed mounting frame 206 to move, and when the fixed mounting frame 206 moves, it can drive the positioning block 209 to move through the sliding rod 208. The positioning block 209 is pushed into the needle bar placement groove 202 under the action of the thrust spring 210, thereby achieving the effect of elastically positioning and fixing the needle bar. After the grinding is completed, the sliding rod 208 and the positioning block 209 can be pulled out by pulling the plate 211, and the limiting plate 5 is set to achieve the effect of limiting the sliding movable plate 205.

[0028] like Figure 1-4 As shown, according to the quick positioning mechanism of the needle grinding machine of the embodiment of the present invention, the needle bar rotating assembly 3 includes a reciprocating screw 301, the reciprocating screw 301 is movably installed inside the quick positioning mounting frame 1, one end of the reciprocating screw 301 is connected to a drive motor 302, the outer shell of the drive motor 302 is connected to the quick positioning mounting frame 1, the outer periphery of the reciprocating screw 301 is equipped with a reciprocating slider 303, the top of the reciprocating slider 303 is connected to a reciprocating moving plate 304, the top of the reciprocating moving plate 304 is connected to a rubber layer 6, a control switch 7 is installed on one side of the quick positioning mounting frame 1, and the drive motor 302 is electrically connected to an external power supply through the control switch 7.

[0029] Through the above technical solution, by setting up the drive motor 302, the drive motor 302 can drive the reciprocating screw 301 to rotate in the quick positioning mounting frame 1. When the reciprocating screw 301 rotates, it can drive the reciprocating slider 303 to move back and forth. When the reciprocating slider 303 moves, it can drive the reciprocating plate 304 to move back and forth. At this time, the reciprocating plate 304 can drive the needle rod to rotate through the rubber layer 6. By setting the control switch 7, the function of facilitating the control of the drive motor 302 is achieved.

[0030] like Figure 1-4 As shown, according to the quick positioning mechanism of the needle grinding machine of the embodiment of the utility model, the grinding installation assembly 4 includes a lifting installation frame 401, the lifting installation frame 401 is connected to the quick positioning installation frame 1, and a lifting electric push rod 402 is installed inside the lifting installation frame 401. The output end of the lifting electric push rod 402 is connected to the grinding plate 403, and the lifting electric push rod 402 is electrically connected to the external power supply through the control switch 7.

[0031] Through the above technical solution, by setting up the lifting mounting frame 401, it is convenient to fix the lifting electric push rod 402, and the lifting electric push rod 402 is used to drive the grinding plate 403 to move up and down. When the needle rod rotates and contacts the grinding plate 403, the needle rod can be polished.

[0032] In order to facilitate understanding of the above technical solutions of the present invention, the working principle or operation method of the present invention in actual process is described in detail below.

[0033] In summary, with the help of the above technical solution of the present invention, multiple needle bars are placed in the needle bar placement groove 202 in the needle bar positioning plate 201, and then the sliding movable plate 205 is pulled to make the sliding movable plate 205 slide along the sliding mounting plate 203 through the first sliding groove 204, so that when the sliding movable plate 205 moves, the fixed mounting frame 206 is driven to move, and when the fixed mounting frame 206 moves, the positioning block 209 can be driven to move by the sliding rod 208. The positioning block 209 is pushed into the needle bar placement groove 202 under the action of the thrust spring 210, thereby achieving the effect of elastically positioning and fixing the needle bar. After the grinding is completed, the sliding rod 208 and the positioning block 209 can be pulled out by pulling the plate 211, and the limiting plate 5 is provided to achieve the effect of limiting the sliding movable plate 205.

[0034] By providing a driving motor 302, the driving motor 302 can drive the reciprocating screw 301 to rotate in the quick positioning mounting frame 1. When the reciprocating screw 301 rotates, it can drive the reciprocating slider 303 to reciprocate. When the reciprocating slider 303 moves, it can drive the reciprocating plate 304 to reciprocate. At this time, the reciprocating plate 304 can drive the needle rod to rotate through the rubber layer 6. By providing a control switch 7, the driving motor 302 can be easily controlled.

[0035] By setting up the lifting mounting frame 401, it is convenient to fix the lifting electric push rod 402, and the lifting electric push rod 402 can drive the grinding plate 403 to move up and down. When the needle rod rotates and contacts the grinding plate 403, the needle rod can be polished.

[0036] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. 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 quick positioning mechanism for a needle grinding machine, characterized in that: It comprises a quick positioning mounting frame (1), a quick positioning assembly (2) is provided on one side of the quick positioning mounting frame (1), a needle bar rotating assembly (3) is provided on one side of the quick positioning assembly (2), and a grinding mounting assembly (4) is provided on one side of the needle bar rotating assembly (3); The quick positioning assembly (2) includes a needle bar positioning plate (201), the needle bar positioning plate (201) is connected to the quick positioning mounting frame (1), a needle bar placement groove (202) is provided inside the needle bar positioning plate (201), a sliding mounting plate (203) is connected to one side of the quick positioning mounting frame (1), a first sliding groove (204) is provided inside the sliding mounting plate (203), the sliding mounting plate (203) is slidably matched with a sliding movable plate (205) through the first sliding groove (204), and the sliding movable plate (205) is connected to the upper side. A fixed mounting frame (206) is provided, a second sliding groove (207) is provided inside the fixed mounting frame (206), a sliding rod (208) is slidably fitted inside the second sliding groove (207), one end of the sliding rod (208) is connected to a positioning block (209), a thrust spring (210) is provided around the outer periphery of the sliding rod (208), two ends of the thrust spring (210) are respectively connected to the positioning block (209) and the fixed mounting frame (206), and one end of the sliding rod (208) away from the positioning block (209) is connected to a pulling plate (211).

2. A quick positioning mechanism for a needle grinding machine according to claim 1, characterized in that: One end of the sliding movable plate (205) away from the fixed mounting frame (206) is connected to a limiting plate (5).

3. A quick positioning mechanism for a needle grinding machine according to claim 2, characterized in that: The needle bar rotating assembly (3) includes a reciprocating screw (301), the reciprocating screw (301) is movably mounted inside the quick positioning mounting frame (1), one end of the reciprocating screw (301) is connected to a driving motor (302), the housing of the driving motor (302) is connected to the quick positioning mounting frame (1), the outer periphery of the reciprocating screw (301) is equipped with a reciprocating slider (303), and a reciprocating moving plate (304) is connected above the reciprocating slider (303).

4. A quick positioning mechanism for a needle grinding machine according to claim 3, characterized in that: A rubber layer (6) is connected above the reciprocating plate (304).

5. A quick positioning mechanism for a needle grinding machine according to claim 4, characterized in that: A control switch (7) is installed on one side of the quick positioning mounting frame (1), and the drive motor (302) is electrically connected to an external power supply via the control switch (7).

6. A quick positioning mechanism for a needle grinding machine according to claim 5, characterized in that: The polishing installation assembly (4) comprises a lifting installation frame (401), the lifting installation frame (401) is connected to the quick positioning installation frame (1), a lifting electric push rod (402) is installed inside the lifting installation frame (401), and the output end of the lifting electric push rod (402) is connected to a polishing plate (403).

7. A quick positioning mechanism for a needle grinding machine according to claim 6, characterized in that: The lifting electric push rod (402) is electrically connected to an external power source via a control switch (7).

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