A tool changing mechanism for a grinding machine

Abstract

The utility model provides a tool changing mechanism for a grinding machine, which relates to the technical field of grinding machines, including a No. 1 support frame and a No. 2 slide rail, wherein the No. 2 slide rail is located on one side of the No. 1 support frame, a tool changing mechanism is installed between the No. 2 slide rail and the No. 1 support frame, and a plurality of No. 1 chains are installed on the upper end of the No. 1 support frame, and a plurality of connecting blocks are installed on the upper end of the No. 1 chain. In the utility model, the No. 2 motor and the No. 2 rotating shaft cooperate with the No. 3 gear and the toothed plate to push the connecting frame and the tool changing head to reciprocate, so that the pushing frame cooperates with the tool changing head to replace the tool on the main shaft, while the No. 1 rotating shaft and the No. 1 motor are used to control the placement plate and the connecting frame to rotate as a whole, and adjust the position of the tool changing head, so that the tool changing head can replace the tools on the main shaft and the intermediate frame more simply and quickly.

Description

Technical Field

[0001] The utility model relates to the technical field of grinders, in particular to a tool changing mechanism for a grinder. Background Art

[0002] In the mechanical processing industry, grinders are an important processing equipment and are widely used in the grinding of various materials. During the use of grinders, tool replacement is a crucial operation. However, since traditional tool replacement methods mostly rely on manual operation, they are not only inefficient, but also prone to equipment damage or personal injury due to improper operation. Therefore, we propose a tool changing mechanism for grinders to solve the above problems. Utility Model Content

[0003] The main purpose of the utility model is to provide a tool changing mechanism for a grinding machine, which solves the problem that the traditional tool changing method mostly relies on manual operation, which is not only inefficient but also easy to cause equipment damage or personal injury due to improper operation.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] A tool changing mechanism for a grinding machine comprises a No. 1 support frame and a No. 2 slide rail, the No. 2 slide rail is located at one side of the No. 1 support frame, a tool changing mechanism is installed between the No. 2 slide rail and the No. 1 support frame, a plurality of No. 1 chains are installed on the upper end of the No. 1 chain, a plurality of connecting blocks are installed on the upper end of the No. 1 chain, tools are installed on the outer sides of the connecting blocks respectively, a No. 2 slider is installed on the upper end of the No. 2 slide rail, a main shaft is clamped and installed on the upper end of the No. 2 slider, the main shaft and the tool and the tool changing mechanism are parallel to each other, a No. 2 support frame is installed between the No. 2 slide rail and the tool changing mechanism, and a sensor is installed on the upper end of the No. 2 support frame.

[0006] Preferably, a plurality of rotating rods are movably installed inside the No. 1 support frame, and a plurality of No. 1 sprockets are respectively installed on the upper ends of the rod bodies of the rotating rods, and the No. 1 sprockets are meshingly connected with the No. 1 chain.

[0007] Preferably, a No. 2 sprocket is installed at the lower end of the rotating rod body away from the main shaft, a No. 3 motor is installed at the lower end of the No. 1 support frame, a No. 3 sprocket is installed at the output end of the No. 3 motor, and a No. 2 chain is installed between the No. 2 sprocket and the No. 3 sprocket.

[0008] Preferably, the tool changing mechanism includes a base frame, which is located between the No. 1 support frame and the No. 2 slide rail. A connecting sleeve is installed at the inner lower end of the base frame through bolts. A No. 1 rotating shaft is installed through the inner movably penetrated of the connecting sleeve. A placing plate is installed at the upper end of the No. 1 rotating shaft, and the placing plate is movably installed on the upper end of the base frame.

[0009] Preferably, a plurality of sealing rings are sleeved and installed between the No. 1 rotating shaft and the connecting sleeve, a No. 1 gear is sleeved and installed on the outer side of the No. 1 rotating shaft located between the placement plate and the connecting sleeve, a No. 1 motor is installed on the inner rear end of the base frame, a No. 2 gear is installed on the output end of the No. 1 motor, and the No. 2 gear is meshingly connected with the No. 1 gear.

[0010] Preferably, connecting frames are movably installed at the front and rear ends of the upper surface of the placement plate, and tool changing heads are installed at the ends of the connecting frames away from each other, and the tool changing heads are parallel to the tool and the spindle, and a No. 1 slider is installed at the lower end of the connecting frame, and a No. 1 slide rail is installed at the two ends of the upper surface of the placement plate, and the No. 1 slider is respectively engaged and installed on the upper end of the No. 1 slide rail.

[0011] Preferably, a No. 2 rotating shaft is installed inside the movable body of the No. 1 rotating shaft, a No. 2 motor is installed at the lower end of the base frame, the output end of the No. 2 motor is connected to the No. 2 rotating shaft, a No. 3 gear is installed at the upper end of the No. 2 rotating shaft, and a tooth plate is installed on the upper surface of the connecting frame and at one end close to the No. 3 gear, the tooth plate is meshingly connected to the No. 3 gear, and a sealing cover is snap-fitted onto the upper end of the placement plate.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] (1) In the present invention, the No. 2 motor and the No. 2 rotating shaft cooperate with the No. 3 gear and the toothed plate to push the connecting frame and the tool changing head to move back and forth, so that the pushing frame cooperates with the tool changing head to replace the tool on the main shaft, while the No. 1 rotating shaft and the No. 1 motor are used to control the placement plate and the connecting frame to rotate as a whole and adjust the position of the tool changing head to facilitate the tool changing head to replace the tool on the main shaft and the intermediate frame, which is simpler and faster.

[0014] (2) In the utility model, the No. 1 chain and the No. 1 sprocket are coordinated to control the connection block and the tool to move on the No. 1 support frame, thereby facilitating the adjustment of the tool position according to the tool required by the spindle, and facilitating the removal of the tool by changing the tool head more accurately. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure of a tool changing mechanism for a grinding machine according to the utility model;

[0016] Figure 2 This is a front view structural schematic diagram of a tool changing mechanism for a grinding machine according to the utility model;

[0017] Figure 3 This is a schematic diagram of the top view of a tool changing mechanism for a grinding machine according to the utility model;

[0018] Figure 4 The utility model is a tool changing mechanism for a grinding machine Figure 2 Schematic diagram of the cross-section structure at AA in the middle;

[0019] Figure 5 The utility model is a tool changing mechanism for a grinding machine Figure 2 Schematic diagram of the cross-section structure at BB in the middle;

[0020] Figure 6 The utility model is a tool changing mechanism for a grinding machine Figure 3 Schematic diagram of the cross-section structure at CC;

[0021] Figure 7 The utility model is a tool changing mechanism for a grinding machine Figure 4 The enlarged structural diagram at D in the middle;

[0022] Figure 8 The utility model is a tool changing mechanism for a grinding machine Figure 5 The enlarged structural diagram at E in the middle;

[0023] Fig. 9 The utility model is a tool changing mechanism for a grinding machine Figure 6 Enlarged structural diagram at F in the middle.

[0024] In the figure: 1. Support frame No. 1; 2. Chain No. 1; 3. Tool; 4. Tool changing mechanism; 401. Base frame; 402. Connecting sleeve; 403. Sealing ring; 404. Rotating shaft No. 1; 405. Gear No. 1; 406. Gear No. 2; 407. Motor No. 1; 408. Placement plate; 409. Rotating shaft No. 2; 410. Motor No. 2; 411. Gear No. 3; 412. Connecting frame; 413. Tooth plate; 414. Tool changing head; 415. Slider No. 1; 416. Slide rail No. 1; 417. Sealing cover; 5. Slide rail No. 2; 6. Slider No. 2; 7. Spindle; 8. Support frame No. 2; 9. Sensor; 10. Connecting block; 11. Rotating rod; 12. Sprocket No. 1; 13. Motor No. 3; 14. Chain No. 2; 15. Sprocket No. 2; 16. Sprocket No. 3. DETAILED DESCRIPTION

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

[0026] like Figures 1 to 9 As shown, the embodiment of the utility model proposes a tool changing mechanism for a grinding machine, including a No. 1 support frame 1 and a No. 2 slide rail 5, the No. 2 slide rail 5 is located on one side of the No. 1 support frame 1, a tool changing mechanism 4 is installed between the No. 2 slide rail 5 and the No. 1 support frame 1, a plurality of No. 1 chains 2 are installed on the upper end of the No. 1 chain 2, a plurality of connecting blocks 10 are installed on the upper end of the No. 1 chain 2, tools 3 are installed on the outer sides of the connecting blocks 10, a No. 2 slider 6 is installed on the upper end of the No. 2 slide rail 5, a spindle 7 is installed on the upper end of the No. 2 slider 6, the spindle 7 is parallel to the tool 3 and the tool changing mechanism 4, a No. 2 support frame 8 is installed between the No. 2 slide rail 5 and the tool changing mechanism 4, and a sensor 9 is installed on the upper end of the No. 2 support frame 8.

[0027] like Figures 1 to 9As shown, in another embodiment of the utility model, a plurality of rotating rods 11 are movably installed inside the No. 1 support frame 1, and a plurality of No. 1 sprockets 12 are respectively installed on the upper ends of the rod bodies of the rotating rods 11, and the No. 1 sprocket 12 is meshedly connected with the No. 1 chain 2. A No. 2 sprocket 15 is installed at the lower end of the rod body of the rotating rod 11 away from the main shaft 7. A No. 3 motor 13 is installed at the lower end of the No. 1 support frame 1, and a No. 3 sprocket 16 is installed at the output end of the No. 3 motor 13. A No. 2 chain 14 is sleeved and installed between the No. 2 sprocket 15 and the No. 3 sprocket 16. The tool changing mechanism 4 includes a base frame 401, a bottom The bottom frame 401 is located between the No. 1 support frame 1 and the No. 2 slide rail 5. A connecting sleeve 402 is installed at the lower end of the bottom frame 401 by bolts. A No. 1 rotating shaft 404 is installed in the connecting sleeve 402. A placing plate 408 is installed on the upper end of the No. 1 rotating shaft 404. The placing plate 408 is installed on the upper end of the bottom frame 401. A plurality of sealing rings 403 are installed between the No. 1 rotating shaft 404 and the connecting sleeve 402. A No. 1 gear 405 is installed on the outer side of the No. 1 rotating shaft 404 between the placing plate 408 and the connecting sleeve 402. The bottom frame 401 A No. 1 motor 407 is installed at the rear end of the interior of the No. 1 motor 407, and a No. 2 gear 406 is installed at the output end of the No. 1 motor 407. The No. 2 gear 406 is meshed with the No. 1 gear 405. A connecting frame 412 is movably installed at the front and rear ends of the upper surface of the placement plate 408. A tool change head 414 is installed at the ends of the connecting frame 412 that are away from each other, and the tool change head 414 is parallel to the tool 3 and the spindle 7. A No. 1 slide block 415 is installed at the lower end of the connecting frame 412. A No. 1 slide rail 416 is installed at the two ends of the upper surface of the placement plate 408. Blocks 415 are respectively mounted on the upper end of the No. 1 slide rail 416, and the No. 2 rotating shaft 409 is installed through the inner movable part of the No. 1 rotating shaft 404. The No. 2 motor 410 is installed on the lower end of the base frame 401, and the output end of the No. 2 motor 410 is connected to the No. 2 rotating shaft 409. The No. 3 gear 411 is installed on the upper end of the No. 2 rotating shaft 409. The upper surface of the connecting frame 412 and one end close to the No. 3 gear 411 are respectively mounted with tooth plates 413, and the tooth plates 413 are meshingly connected with the No. 3 gear 411. The upper end of the placement plate 408 is mounted with a sealing cover 417.

[0028] The third motor 13 drives the third sprocket 16 to rotate, and then the third sprocket 16 can drive one of the rotating rods 11 to rotate through the second chain 14, and then the rotating rod 11 can control the first chain 2 to move through the first sprocket 12, and at the same time, the remaining rotating rods 11 and the first sprocket 12 will assist the first chain 2 to move, improve the stability of the first chain 2 during the movement, so that the first chain 2 can drive the tool 3 to adjust its position through the connecting block 10, so that the tool change head 414 can be taken out and replaced according to the required tool 3;

[0029] When the tool 3 needs to be replaced, the No. 2 motor 410 drives the No. 2 shaft 409 to rotate, and then the No. 2 shaft 409 can push the connecting frame 412 and the tool changing head 414 to move outward through the No. 3 gear 411 and the toothed plate 413, so that the tool changing head 414 is respectively inserted into the tool 3 inside the main shaft 7 and the No. 1 support frame 1, and then the No. 2 motor 410 drives the No. 2 shaft 409 to reverse, so that the No. 2 shaft 409 drives the connecting frame 412 and the tool changing head 414 to reset through the No. 3 gear 411 and the toothed plate 413, and then the No. 1 motor 407 will drive the No. 2 gear 406 to rotate, and then the No. 2 gear 406 is meshed with the No. 1 gear 405 to control the No. 1 shaft 404 to rotate with the No. 2 shaft 409 as the axis, so that the No. 1 shaft 404 drives the placement plate 408 and the connecting frame 412 to rotate 180° , the tool changing head 414 drives the tool 3 to be replaced, so that the tool 3 to be replaced and installed moves to the side of the main shaft 7, and the tool 3 to be recovered and placed moves to the side of the No. 1 support frame 1, and then the No. 2 motor 410 drives the No. 2 rotating shaft 409 to rotate again, so that the No. 2 rotating shaft 409 can push the connecting frame 412 and the tool changing head 414 to move outward through the No. 3 gear 411 and the tooth plate 413, so that the tool changing head 414 is respectively inserted into the main shaft 7 and the tool 3 inside the No. 1 support frame 1, so as to realize the installation and placement of the tool 3. The recycling work is more simple, and then after the tool 3 is replaced, the No. 2 motor 410 drives the No. 2 rotating shaft 409 to reverse, so that the No. 2 rotating shaft 409 drives the connecting frame 412 and the tool changing head 414 to reset through the No. 3 gear 411 and the tooth plate 413, waiting for the next tool 3 replacement work;

[0030] The first slide block 415 and the first slide rail 416 are used to assist the connection frame 412 in moving, thereby improving the stability of the connection frame 412 during the moving process;

[0031] The sensor 9 is used to detect the diameter of the tool 3 and control the machining accuracy.

[0032] The working principle of the tool changing mechanism for a grinding machine:

[0033] When in use, first when the tool 3 needs to be replaced, the second motor 410 drives the second shaft 409 to rotate, and then the second shaft 409 can push the connecting frame 412 and the tool changing head 414 to move outward through the third gear 411 and the toothed plate 413, so that the tool changing head 414 is respectively inserted into the tool 3 inside the main shaft 7 and the first support frame 1, and then the second motor 410 drives the second shaft 409 to reverse, so that the second shaft 409 drives the connecting frame 412 and the tool changing head 414 to reset through the third gear 411 and the toothed plate 413, and then the first motor 407 will drive the second gear 406 to rotate, and then the second gear 406 is connected to the meshing connection with the first gear 405 to control the first shaft 404 to rotate with the second shaft 409 as the axis, so that the first shaft 404 drives the placement plate 408 and the connecting frame 412 to rotate 1 80°, the tool changing head 414 drives the tool 3 to be replaced, so that the tool 3 to be replaced and installed moves to the side of the main shaft 7, and the tool 3 to be recovered and placed moves to the side of the No. 1 support frame 1, and then the No. 2 motor 410 drives the No. 2 rotating shaft 409 to rotate again, so that the No. 2 rotating shaft 409 can push the connecting frame 412 and the tool changing head 414 to move outward through the No. 3 gear 411 and the tooth plate 413, so that the tool changing head 414 is respectively inserted into the main shaft 7 and the tool 3 inside the No. 1 support frame 1, so as to realize the installation and placement recovery of the tool 3, which is more convenient. Then, after the tool 3 is replaced, the No. 2 motor 410 drives the No. 2 rotating shaft 409 to reverse, so that the No. 2 rotating shaft 409 drives the connecting frame 412 and the tool changing head 414 to reset through the No. 3 gear 411 and the tooth plate 413, waiting for the next tool 3 replacement work.

[0034] Obviously, the above embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not limitations on the implementation methods of the present invention. For ordinary technicians in the relevant field, other different forms of changes or modifications can be made on the basis of the above description. It is impossible to list all the implementation methods here. All obvious changes or modifications derived from the technical solution of the present invention are still within the protection scope of the present invention.

Claims

1. A tool changing mechanism for a grinding machine, comprising a first support frame (1) and a second slide rail (5), characterized in that: The second slide rail (5) is located on one side of the first support frame (1), and a tool changing mechanism (4) is installed between the second slide rail (5) and the first support frame (1). A plurality of first chains (2) are installed on the upper end of the first support frame (1), and a plurality of connecting blocks (10) are installed on the upper end of the first chain (2). Tools (3) are installed on the outer sides of the connecting blocks (10). A second slider (6) is installed on the upper end of the second slide rail (5), and a main shaft (7) is installed on the upper end of the second slider (6). The main shaft (7) is parallel to the tool (3) and the tool changing mechanism (4). A second support frame (8) is installed between the second slide rail (5) and the tool changing mechanism (4), and a sensor (9) is installed on the upper end of the second support frame (8).

2. A tool changing mechanism for a grinding machine according to claim 1, characterized in that: A plurality of rotating rods (11) are movably mounted inside the No. 1 support frame (1), and a plurality of No. 1 sprocket wheels (12) are respectively mounted on the upper ends of the rod bodies of the rotating rods (11), and the No. 1 sprocket wheels (12) are meshingly connected with the No. 1 chain (2).

3. A tool changing mechanism for a grinding machine according to claim 2, characterized in that: A second sprocket (15) is installed at the lower end of the shaft of the rotating rod (11) at a side away from the main shaft (7), a third motor (13) is installed at the lower end of the first support frame (1), a third sprocket (16) is installed at the output end of the third motor (13), and a second chain (14) is sleeved and installed between the second sprocket (15) and the third sprocket (16).

4. The tool changing mechanism for a grinding machine according to claim 1, characterized in that: The tool changing mechanism (4) comprises a base frame (401), the base frame (401) is located between a No. 1 support frame (1) and a No. 2 slide rail (5), a connecting sleeve (402) is installed at the lower end of the base frame (401) by means of bolts, a No. 1 rotating shaft (404) is movably installed inside the connecting sleeve (402), a placing plate (408) is sleeved on the upper end of the No. 1 rotating shaft (404), and the placing plate (408) is movably installed on the upper end of the base frame (401).

5. A tool changing mechanism for a grinding machine according to claim 4, characterized in that: A plurality of sealing rings (403) are sleeved and installed between the No. 1 rotating shaft (404) and the connecting sleeve (402); a No. 1 gear (405) is sleeved and installed on the outer side of the No. 1 rotating shaft (404) located between the placement plate (408) and the connecting sleeve (402); a No. 1 motor (407) is installed at the inner rear end of the base frame (401); a No. 2 gear (406) is installed at the output end of the No. 1 motor (407); and the No. 2 gear (406) is meshedly connected with the No. 1 gear (405).

6. A tool changing mechanism for a grinding machine according to claim 4, characterized in that: A connecting frame (412) is movably mounted on the front and rear ends of the upper surface of the placement plate (408), and a tool changing head (414) is mounted on the ends of the connecting frame (412) that are away from each other, and the tool changing head (414) is parallel to the tool (3) and the spindle (7), respectively. A No. 1 slider (415) is mounted on the lower end of the connecting frame (412), and a No. 1 slide rail (416) is mounted on the two ends of the upper surface of the placement plate (408), and the No. 1 slider (415) is respectively snap-fitted on the upper end of the No. 1 slide rail (416).

7. A tool changing mechanism for a grinding machine according to claim 6, characterized in that: A second rotating shaft (409) is installed in the movable inner part of the first rotating shaft (404), a second motor (410) is installed at the lower end of the base frame (401), the output end of the second motor (410) is connected to the second rotating shaft (409), a third gear (411) is installed at the upper end of the second rotating shaft (409), a tooth plate (413) is installed on the upper surface of the connecting frame (412) and at one end close to the third gear (411), the tooth plate (413) is meshingly connected with the third gear (411), and a sealing cover (417) is installed at the upper end of the placement plate (408).

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