CN113561002B

CN113561002B - Grinding machine tool for machining high-precision metal workpiece products

Info

Publication number: CN113561002B
Application number: CN202111125357.9A
Authority: CN
Inventors: 江春
Original assignee: Jiangsu Zhongwei Metal Manufacturing Co ltd
Current assignee: Jiangsu Zhongwei Metal Manufacturing Co ltd
Priority date: 2021-09-26
Filing date: 2021-09-26
Publication date: 2022-01-04
Anticipated expiration: 2041-09-26
Also published as: CN113561002A

Abstract

The invention relates to the technical field of grinding machine tools, in particular to a grinding machine tool for processing high-precision metal workpiece products, which comprises a grinding machine tool, a mounting seat is fixedly arranged at one end of the grinding machine tool, a motor is arranged at the upper end of the mounting seat, a first bracket is fixedly arranged at the right side of the motor, a rotating shaft is arranged on the motor, a grinding wheel is arranged at the rear end of the rotating shaft, a driving gear is fixedly arranged on the rotating shaft at the front end of the grinding wheel, the driving gear is engaged with a first driving device, the first driving device is engaged with a second driving device, the second driving device is connected with a spraying device, the intermittent adding of the grinding agent can be realized under the action of the first gear, the amount of the grinding agent added in each time is constant, therefore, the reasonable use of the grinding agent is ensured, and the waste of the grinding agent is avoided while the normal work of the grinding machine tool is ensured.

Description

Grinding machine tool for machining high-precision metal workpiece products

Technical Field

The invention relates to the technical field of grinding machine tools, in particular to a grinding machine tool for processing high-precision metal workpiece products.

Background

According to production requirements or machining requirements, a grinding machine tool is needed in many cases when a metal workpiece is machined, the grinding machine tool grinds the metal workpiece through a grinding wheel arranged on the machine tool when the grinding machine tool is used, and an abrasive needs to be added in the grinding process. The grinding agent has the functions of lubricating, cooling, rust prevention and cleaning, can effectively remove chip impurities such as abrasive dust, ironic agent, oil stain, sand grains and the like, has certain short-term rust prevention and inter-process rust prevention functions, and the existing grinding machine tool is added continuously when the liquid grinding agent is added, so that a grinding agent adding device is added continuously even when the grinding agent is not needed too much, and the waste of the grinding agent is caused.

Disclosure of Invention

The invention aims to provide a grinding machine tool for processing high-precision metal workpiece products aiming at the defects in the prior art, and solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a grinding machine tool for processing high-precision metal workpiece products comprises a grinding machine tool, wherein a mounting seat is fixedly arranged at one end of the grinding machine tool, a motor is installed at the upper end of the mounting seat, a first support is fixedly arranged on the right side of the motor, a rotating shaft is installed on the motor, a grinding wheel is installed at the rear end of the rotating shaft, a driving gear is fixedly arranged on the rotating shaft at the front end of the grinding wheel, the driving gear is meshed with a first driving device, the first driving device comprises a first gear and a first rack, one side of the first gear is meshed with the driving gear, an inserting shaft is fixedly arranged at one end of the first gear, the first driving device is meshed with a second driving device, the second driving device comprises a second gear, a third gear and a second rack, the second rack is installed on a guide rail, and the second rack is meshed with the third gear under the working state, and the left side of the second rack is fixedly provided with a compression device which comprises a piston rod and a piston, the second driving device is connected with an injection device which is an injector, the injector screw is fixed on the machine tool and positioned at the left end of the second rack and at the right lower side of the grinding wheel, a plurality of injection heads are fixedly arranged at the left end of the injector, a support frame is fixed at the rear end of the mounting seat through a screw, the supporting frame is fixedly provided with a protective cover which is positioned right above the grinding wheel, and a part of the grinding wheel is inserted in the protective cover, a telescopic hole is arranged on the grinding machine tool at the rear right of the mounting seat, a guide supporting rod is fixedly arranged in the telescopic hole, a first spring is sleeved on the guide supporting rod, and a second support is fixedly arranged behind the telescopic hole, and a guide rail is fixedly arranged behind the second support.

Preferably, the inserting shaft is mounted on the first support through a first bearing, a rotary wheel frame is fixedly arranged on the other end face of the first gear, and a rotary wheel is mounted at the upper end of the rotary wheel frame.

Preferably, the front end of the first rack is provided with a guide hole, the left end of the upper end face of the guide hole is fixedly provided with a pressing block, the guide hole is sleeved on the guide support rod, the first rack is located at the upper end of the first spring, the pressing block is abutted to the rotating wheel in the working state, and the rotating wheel is located at the upper end of the pressing block.

Preferably, a stepped shaft is fixedly arranged on the rear end face of the second gear, a section with a large diameter on the stepped shaft is mounted on the second support through a second bearing, a key is fixedly arranged at the rear end of the stepped shaft, a third gear is sleeved on the stepped shaft, a shaft hole is formed in the third gear, the shaft hole is sleeved on the stepped shaft, and the key is inserted into a key groove in the shaft hole.

Preferably, the injection head faces the grinding wheel, a liquid feeding hole is formed in the right end of the injection head, and a liquid storage bottle is connected in the liquid feeding hole in an inserted mode.

Preferably, a piston cavity is formed in the ejector, a diamond block is fixedly arranged on the bottom surface of the piston cavity and on the right side of the liquid feeding hole, a supporting rod is fixedly arranged on the side wall of the lower end piston cavity of the ejector head, a baffle is sleeved on the supporting rod, a second spring is sleeved on the supporting rod at the left end of the baffle, and the baffle is tightly attached to the upper inner wall of the piston cavity in a working state and is blocked at the lower end of the liquid feeding hole.

Preferably, the piston rod is fixedly arranged at the left end of the second rack, a piston is fixedly arranged at the left end of the piston rod, two supporting plates are symmetrically and fixedly arranged at the left end of the piston, connecting holes are formed in the supporting plates, a shifting device is inserted in the connecting holes, and the piston is inserted in the piston cavity.

Preferably, the shifting device comprises a rotating roller frame and a third spring, the rotating roller frame is provided with a rotating roller, the rotating roller is positioned between the supporting plates, the outer end of the rotating roller frame is fixedly provided with a connecting rod, the connecting rod is sleeved with the third spring, the connecting rod is inserted into the connecting hole, and the tail end of the connecting rod is in threaded connection with the screw.

Compared with the prior art, the invention has the beneficial effects that: the invention has reasonable structure and strong functionality, and has the following advantages:

1. the intermittent adding of the grinding agent can be realized under the action of the first gear, and the amount of the grinding agent added each time is constant, so that the reasonable use of the grinding agent is ensured, and the grinding machine tool is ensured to work normally without waste of the grinding agent;

2. the sprayer is provided with a plurality of nozzles which can uniformly and effectively spray the grinding agent onto the grinding wheel, thereby further ensuring the reasonable use of the grinding agent;

3. the device has reasonable structural design, strong functionality and strong linkage between structures.

Drawings

FIG. 1 is an exploded schematic view of a grinding machine;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

FIG. 3 is an enlarged schematic view at B of FIG. 1;

FIG. 4 is a schematic view of the first gear;

FIG. 5 is a schematic structural diagram of a first rack;

FIG. 6 is a schematic diagram of the construction of the ejector;

fig. 7 is a schematic view of the internal structure of the ejector.

In the figure: 1. grinding the machine tool; 11. a mounting seat; 111. a first bracket; 12. a second bracket; 13. a support frame; 131. a protective cover; 14. a telescopic hole; 141. a guide support rod; 142. a first spring; 2. a motor; 21. grinding the wheel; 22. a drive gear; 3. a first gear; 31. a first bearing; 32. a wheel carrier; 321. a rotating wheel; 4. a first rack; 41. briquetting; 42. a guide hole; 5. a second rack; 51. a piston rod; 52. a piston; 521. a support plate; 522. connecting holes; 6. an ejector; 61. an injector head; 62. a piston cavity; 63. diamond-shaped blocks; 64. a support bar; 65. a liquid adding hole; 66. a baffle plate; 67. a second spring; 7. a second gear; 71. a second bearing; 72. a stepped shaft; 721. a key; 8. a third gear; 81. a shaft hole; 9. a liquid storage bottle; 10. a roller frame; 101. rotating the roller; 102. a connecting rod; 103. and a third spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 7, the present invention provides a technical solution:

a grinding machine tool for processing high-precision metal workpiece products comprises a grinding machine tool 1, wherein one end of the grinding machine tool 1 is fixedly provided with a mounting seat 11, the upper end of the mounting seat 11 is provided with a motor 2, the right side of the motor 2 is fixedly provided with a first bracket 111, the motor 2 is provided with a rotating shaft, the rear end of the rotating shaft is provided with a grinding wheel 21, the rotating shaft at the front end of the grinding wheel 21 is fixedly provided with a driving gear 22, the driving gear 22 is meshed with a first driving device which comprises a first gear 3 and a first rack 4, one side of the first gear 3 is meshed with the driving gear 22, one end of the first gear 3 is fixedly provided with an inserting shaft, the inserting shaft is arranged on the first bracket 111 through a first bearing 31, the other end face of the first gear 3 is fixedly provided with a rotating wheel frame 32, the upper end of the rotating wheel frame 32 is provided with a rotating wheel 321, and the diameter of the first gear 3 is larger than that of the driving gear 22, this can provide a speed reduction so that the first gear 3 does not rotate very quickly.

Guide hole 42 has been seted up to the front end of first rack 4, the left end of the up end of guide hole 42 is fixed and is provided with briquetting 41, and guide hole 42 cup joints on guide support pole 141, first rack 4 is in the upper end of first spring 142, briquetting 41 is inconsistent with runner 321 under operating condition, and runner 321 is in the upper end of briquetting 41 and the upper end welded fastening of first spring 142 is at the lower extreme of first rack 4, and the lower extreme welded fastening of first spring 142 is on the bottom surface of flexible hole 14, drive first rack 4 downstream when runner 321 contacts with briquetting 41.

The first driving device is engaged with a second driving device and the second driving device comprises a second gear 7, a third gear 8 and a second rack 5, the second rack 5 is installed on the guide rail, the second rack 5 is engaged with the third gear 8 in a working state, the left side of the second rack 5 is fixedly provided with a compression device and the compression device comprises a piston rod 51 and a piston 52, the piston rod 51 is fixedly arranged at the left end of the second rack 5, the left end of the piston rod 51 is fixedly provided with a piston 52, the left end of the piston 52 is symmetrically and fixedly provided with two support plates 521, the support plates 521 are provided with connecting holes 522, the connecting holes 522 are inserted with toggle devices, the piston 52 is inserted in the piston cavity 62 and the toggle devices comprise a rotating roller frame 10 and a third spring 103, the outer end of the rotating roller frame 10 is provided with a rotating roller 101, the rotating roller 101 is arranged between the support plates 521, and the connecting rod 102 is fixedly arranged on the rotating roller frame 10, the third spring 103 is sleeved on the connecting rod 102, the connecting rod 102 is inserted into the connecting hole 522, the tail end of the connecting rod 102 is in threaded connection with the screw, the screw plays a limiting role, the connecting rod 102 is prevented from being separated from the connecting hole 522, the initial distance between the rotating rollers 101 is smaller than the maximum width of the diamond blocks 63, the third spring 103 is positioned between the rotating roller frame 10 and the supporting plate 521, and the third spring 103 is in a compressed state in a working state.

The rear end face of the second gear 7 is fixedly provided with a stepped shaft 72, a section with a large diameter on the stepped shaft 72 is mounted on the second support 12 through a second bearing 71, the rear end of the stepped shaft 72 is fixedly provided with a key 721, the stepped shaft 72 is sleeved with a third gear 8, a shaft hole 81 is formed in the third gear 8, the shaft hole 81 is sleeved on the stepped shaft 72, the key 721 is inserted into a key groove in the shaft hole 81, the second gear 7 and the third gear 8 are respectively located on two sides of the second support 12, the third gear 8 is sleeved on a section with a small diameter on the stepped shaft 72, and the shaft with a large diameter plays a role in positioning the third gear 8.

The second driving device is connected with an injection device which is an injector 6, the injector 6 is fixed on the machine tool through a screw and is positioned at the left end of the second rack 5 and at the right lower side of the grinding wheel 21, the left end of the injector 6 is fixedly provided with a plurality of injection heads 61, the injection heads 61 face the grinding wheel 21, the right ends of the injection heads 61 are provided with liquid adding holes 65, liquid storage bottles 9 are inserted into the liquid adding holes 65, and ports of the liquid storage bottles 9 are inserted into the liquid adding holes 65, namely the liquid storage bottles 9 are in an inverted state.

Piston chamber 62 has been seted up to ejector 6's inside, on the bottom surface of piston chamber 62 and the fixed diamond-shaped block 63 that is provided with in the right side of liquid feeding hole 65, and the fixed bracing piece 64 that is provided with on the lateral wall of the lower extreme piston chamber 62 of injector head 61, baffle 66 has been cup jointed on the bracing piece 64, second spring 67 has been cup jointed on the bracing piece 64 of baffle 66 left end, and the upper inner wall shutoff that baffle 66 hugged closely piston chamber 62 under operating condition has seted up the mating holes on the lower extreme of liquid feeding hole 65 and the left end face of baffle 66, and bracing piece 64 pegs graft in the mating holes, the both ends of second spring 67 welded fastening respectively on the plane at bracing piece 64 place and on the left end face of baffle 66.

A supporting frame 13 is fixed to the rear end screw of the mounting seat 11, a protective cover 131 is fixedly arranged on the supporting frame 13, the protective cover 131 is located right above the grinding wheel 21, a part of the grinding wheel 21 is inserted into the protective cover 131, a telescopic hole 14 is formed in the grinding machine tool 1 on the rear right side of the mounting seat 11, a guide supporting rod 141 is fixedly arranged in the telescopic hole 14, a first spring 142 is sleeved on the guide supporting rod 141, a second support 12 is fixedly arranged behind the telescopic hole 14, and a guide rail is fixedly arranged behind the second support 12.

The working principle is as follows: when the grinding machine 1 works, the grinding wheel 21 is driven by the motor 2 in the prior art to rotate to grind a workpiece, and when the grinding machine 1 rotates, the driving gear 22 drives the first gear 3 to rotate, so that the rotating wheel 321 on the first gear 3 rotates above the pressing block 41 along with the continuous rotation of the first gear 3, the rotating wheel 321 is pressed on the upper end of the pressing block 41, and then the pressing block 41 moves downwards, so that the first rack 4 retracts towards the telescopic hole 14, the second gear 7 is driven to rotate along with the downward movement of the first rack 4, and the third gear 8 is driven to rotate, since the third gear 8 is meshed with the second rack 5, the second rack 5 is driven to move towards the ejector 6, so that the grinding fluid in the piston cavity 62 is extruded and ejected from the ejection head 61 to the grinding wheel 21 under the action of the piston 52, and in order to avoid the grinding fluid on the grinding wheel 21 from separating from the grinding wheel 21 due to the action of centrifugal force, the protective cover 131 is arranged at the upper end of the grinding wheel 21, so that the grinding fluid separated under the action of centrifugal force falls into the protective cover 131 and then falls on the grinding wheel 21, the normal use of the grinding fluid is ensured, when the piston 52 moves leftwards, the rotary roller 101 is in contact with the diamond blocks 63, the rotary roller 101 is separated under the action of the diamond blocks 63, the rotary roller 101 reaches the position of the baffle 66, the baffle 66 is positioned at the right lower end of the liquid adding hole 65, so that liquid adding cannot be carried out, the distance between the rotary rollers 101 is equal to the width of the baffle 66 under the action of the diamond blocks 63, the rotary rollers 101 can pass through the two sides of the baffle 66 without pushing the baffle 66 open, until the distance between the rotary rollers 101 is smaller than the width of the baffle 66 under the action of the third spring 103 after crossing the baffle 66, and at this time, the piston 52 moves to the leftmost end to spray all the grinding fluid, and the rotating wheel 321 is always in contact with the pressing block 41 during the movement process of the piston 52, so the piston 52 can be driven to move leftwards, and gradually separated from the pressing block 41 when the rotating wheel 321 rotates to the lower end until the piston 52 moves to the leftmost end in a completely separated state, and in order to reduce friction, the rotating wheel 321 is arranged, so that sliding friction can be converted into rolling friction when separated from the pressing block 41, and further the service life of the device is ensured, after the rotating wheel 321 is separated from the pressing block 41, the first rack 4 rises under the action of the first spring 142, so the second gear 7 is driven to rotate reversely, and further the third gear 8 is driven to rotate reversely, so the piston 52 can be driven to move rightwards, and because the distance between the rotating rollers 101 is smaller than the width of the baffle 66 during the movement process, therefore, the baffle 66 can be driven to move, the liquid adding hole 65 can be opened, liquid adding can be achieved in the process of return stroke of the piston 52 until the rotary roller 101 moves to the position of the diamond 63 again, the rotary roller 101 is separated again under the action of the diamond 63, the distance between the rotary rollers 101 is equal to the width of the baffle 66, the rotary roller 101 cannot abut against the rear end of the baffle 66, the baffle 66 loses power and abuts against the lower end of the liquid adding hole 65 again under the reset action of the second spring 67 to achieve sealing, the liquid adding is completed at the moment, a grinding liquid spraying process is achieved, when the rotary wheel 321 rotates to the upper end of the pressing block 41 again, the next spraying process begins, and the grinding liquid is reasonably used through reciprocating spraying.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a grinding machine of high accuracy metal work piece product processing, includes grinding machine (1), its characterized in that: the grinding machine tool is characterized in that a mounting seat (11) is fixedly arranged at one end of the grinding machine tool (1), a motor (2) is installed at the upper end of the mounting seat (11), a first support (111) is fixedly arranged at the right side of the motor (2), a rotating shaft is installed on the motor (2), a grinding wheel (21) is installed at the rear end of the rotating shaft, a driving gear (22) is fixedly arranged on the rotating shaft at the front end of the grinding wheel (21), the driving gear (22) is meshed with a first driving device, the first driving device comprises a first gear (3) and a first rack (4), one side of the first gear (3) is meshed with the driving gear (22), an inserting shaft is fixedly arranged at one end of the first gear (3), the inserting shaft is installed on the first support (111) through a first bearing (31), and a rotating wheel frame (32) is fixedly arranged on the other end face of the first gear (3), the upper end of the rotating wheel frame (32) is provided with a rotating wheel (321), the front end of the first rack (4) is provided with a guide hole (42), the left end of the upper end face of the guide hole (42) is fixedly provided with a pressing block (41), the guide hole (42) is sleeved on a guide support rod (141), the first rack (4) is arranged at the upper end of the first spring (142), the pressing block (41) is abutted against the rotating wheel (321) in a working state, the rotating wheel (321) is arranged at the upper end of the pressing block (41), the first driving device is meshed with a second driving device, the second driving device comprises a second gear (7), a third gear (8) and a second rack (5), the second rack (5) is arranged on a guide rail, the second rack (5) is meshed with the third gear (8) in a working state, and a compression device is fixedly arranged at the left side of the second rack (5), the compression device comprises a piston rod (51) and a piston (52), the second driving device is connected with an injection device, the injection device is an injector (6), the injector (6) is fixed on the machine tool through a screw, is positioned at the left end of the second rack (5) and is positioned at the right lower side of the grinding wheel (21), the left end of the injector (6) is fixedly provided with a plurality of injection heads (61), a piston cavity (62) is formed in the injector (6), the injection heads (61) face the grinding wheel (21), the right end of the injection heads (61) is provided with a liquid feeding hole (65), a liquid storage bottle (9) is inserted in the liquid feeding hole (65), a diamond block (63) is fixedly arranged on the bottom surface of the piston cavity (62) and on the right side of the liquid feeding hole (65), and a support rod (64) is fixedly arranged on the side wall of the lower end piston cavity (62) of the injection heads (61), the piston rod (51) is fixedly arranged at the left end of the second rack (5), the piston (52) is fixedly arranged at the left end of the piston rod (51), the left end of the piston rod (51) is fixedly provided with the piston (52), the left end of the piston (52) is symmetrically and fixedly provided with two supporting plates (521), the supporting plates (521) are provided with connecting holes (522), the connecting holes (522) are inserted into the connecting holes (522), the piston (52) is inserted into the piston cavity (62), the shifting device comprises a rotating roller frame (10) and a third spring (103), the rotating roller frame (10) is provided with a rotating roller (101), and the rotating roller (101) is positioned between the supporting plates (521), a connecting rod (102) is fixedly arranged at the outer end of the roller frame (10), a third spring (103) is sleeved on the connecting rod (102), the connecting rod (102) is inserted into the connecting hole (522), a screw is connected with the tail end of the connecting rod (102) in a threaded manner, a supporting frame (13) is fixed on the rear end screw of the mounting seat (11), a protective cover (131) is fixedly arranged on the supporting frame (13), the protective cover (131) is positioned right above the grinding wheel (21), a part of the grinding wheel (21) is inserted into the protective cover (131), a telescopic hole (14) is formed in the grinding machine tool (1) at the rear side of the mounting seat (11), a guide supporting rod (141) is fixedly arranged in the telescopic hole (14), a first spring (142) is sleeved on the guide supporting rod (141), and a second support (12) is fixedly arranged behind the telescopic hole (14), the rear of second support (12) is fixed and is provided with the guide rail, fixed stepped shaft (72) that is provided with on the rear end face of second gear (7), the one section that the diameter is big on stepped shaft (72) is installed on second support (12) through second bearing (71), and fixedly on the rear end of stepped shaft (72) be provided with key (721), and has cup jointed third gear (8) on stepped shaft (72), shaft hole (81) have been seted up on third gear (8), shaft hole (81) cup joint on stepped shaft (72), key (721) are pegged graft in the keyway of shaft hole (81) inside.