CN113561002A

CN113561002A - Grinding machine tool for machining high-precision metal workpiece products

Info

Publication number: CN113561002A
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: 2021-10-29
Anticipated expiration: 2041-09-26
Also published as: CN113561002B

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 front end of the rotating shaft, a driving gear is fixedly arranged on the rotating shaft at the rear 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 front end of the rotating shaft, a driving gear is fixedly arranged on the rotating shaft at the rear end of the grinding wheel, the driving gear is meshed with a first driving device, the first driving device is meshed with a second driving device, the second driving device is connected with an injection device, a support frame is fixedly arranged on the left side of the mounting seat through a screw, a protective cover is fixedly arranged at the front end of the support frame and is positioned right above the grinding wheel, a part of the grinding wheel is inserted into the protective cover, a telescopic groove is formed in the grinding machine tool on the right front side of the mounting seat, a guide support rod is fixedly arranged in the telescopic groove, the guide support rod is sleeved with a first spring, a second support is fixedly arranged on the left side of the telescopic groove, and a guide rail is fixedly arranged on the left side of the second support.

Preferably, the first driving device comprises a first gear and a first rack, one side of the first gear is meshed with the driving gear, the other side of the first gear is meshed with the first rack, an inserting shaft is fixedly arranged at one end of the first gear, the inserting shaft is installed 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 installed at the upper end of the rotary wheel frame.

Preferably, a guide hole is formed in one side of the first rack, a pressing block is fixedly arranged at the front end of the upper end face of the guide hole, 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, the second driving device comprises a second gear, a third gear and a second rack, the second rack is mounted on the guide rail, the second rack is meshed with the third gear in a working state, and a compression device is fixedly arranged at the front end of the second rack.

Preferably, a stepped shaft is fixedly arranged on the 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 front 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 spraying device is an ejector, the ejector is fixed to the front end of the second rack through screws and located on the lower right side of the grinding wheel, a plurality of spraying heads are fixedly arranged on the front end of the ejector and face the grinding wheel, liquid adding holes are formed in the rear end of each spraying head, and liquid storage bottles are connected in the liquid adding holes in an inserting 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 rear 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 compression device comprises a piston rod and a piston, the piston rod is fixedly arranged at the front end of the second rack, the piston is fixedly arranged at the front end of the piston rod, the front end of the piston is symmetrically and fixedly provided with two supporting plates, the supporting plates are provided with connecting holes, 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 rear 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 front end of the rotating shaft is provided with a grinding wheel 21, the rotating shaft at the rear 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, the other side of the first gear 3 is meshed with the first rack 4, 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 one side of first rack 4, the front 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 down motion when runner 321 and briquetting 41 contact.

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 front end 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 front end of the second rack 5, the front end of the piston rod 51 is fixedly provided with a piston 52, the front 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 rotating roller frame 10 is provided with rotating rollers 101, the rotating rollers 101 are arranged between the support plates 521, and the rear end of the rotating roller frame 10 is fixedly provided with a connecting rod 102, 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 a 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 arranged 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 fixed stepped shaft 72 that is provided with on the terminal surface of second gear 7, the one section that the diameter is big is installed on second support 12 through second bearing 71 on the stepped shaft 72, and the fixed key 721 that is provided with in front end of stepped shaft 72, and cup jointed third gear 8 on the stepped shaft 72, shaft hole 81 has been seted up on the third gear 8, shaft hole 81 cup joints on stepped shaft 72, key 721 is pegged graft in the inside keyway in shaft hole 81 and second gear 7 and third gear 8 are in the both sides of second support 12 respectively, and third gear 8 cup joints on the little section of diameter on stepped shaft 72, and the big axle of diameter plays the positioning action to third gear 8.

The second driving device is connected with an ejector device which is an ejector 6, the ejector 6 is fixed at the front end of the second rack 5 through screws and is positioned at the lower right side of the grinding wheel 21, the front end of the ejector 6 is fixedly provided with a plurality of ejector heads 61, the ejector heads 61 face the grinding wheel 21, the rear ends of the ejector heads 61 are provided with liquid adding holes 65, liquid storage bottles 9 are inserted into the liquid adding holes 65, the openings of the liquid storage bottles 9 are inserted into the liquid adding holes 65, and 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 rear end, and baffle 66 hugs closely the last inner wall shutoff of piston chamber 62 under operating condition and has seted up the mating holes at the lower extreme of liquid feeding hole 65 and the rear end of baffle 66, and bracing piece 64 pegs graft in the mating holes, the both ends difference welded fastening of second spring 67 are on the plane at bracing piece 64 place and the rear end of baffle 66.

The left side fix with screw of mount pad 11 has support frame 13, the fixed protection casing 131 that is provided with in front of support frame 13, protection casing 131 is directly over grinding wheel 21, and grinding wheel 21 has some pegs graft in protection casing 131, telescopic hole 14 has been seted up on the grinding machine tool 1 of mount pad 11 right front, the fixed guide support pole 141 that is provided with in the telescopic hole 14, first spring 142 has been cup jointed on the guide support pole 141, and the fixed second support 12 that is provided with in left side of telescopic hole 14, the fixed guide rail that is provided with in left side of 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 forwards, the rotary rollers 101 are in contact with the diamond blocks 63, the rotary rollers 101 are separated under the action of the diamond blocks 63, the rotary rollers 101 reach 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 forefront 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 that the piston 52 can be driven to move forwards, 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 forefront 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 the rotating wheel 321 is 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 that the second gear 7 is driven to rotate reversely, and further the third gear 8 is driven to rotate reversely, so that the piston 52 can be driven to move backwards, 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 on the right side of the motor (2), a rotating shaft is installed on the motor (2), a grinding wheel (21) is installed at the front end of the rotating shaft, a driving gear (22) is fixedly arranged on the rotating shaft at the rear end of the grinding wheel (21), a first driving device is meshed with the driving gear (22), a second driving device is meshed with the first driving device, the second driving device is connected with an injection device, a support frame (13) is fixedly arranged on the left side of the mounting seat (11) through screws, a protective cover (131) is fixedly arranged at the front end of the support frame (13), the protective cover (131) is positioned right above the grinding wheel (21), and a part of the grinding wheel (21) is inserted into the protective cover (131), the grinding machine tool is characterized in that a telescopic hole (14) is formed in a grinding machine tool (1) in the front right 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 on the left side of the telescopic hole (14), and a guide rail is fixedly arranged on the left side of the second support (12).

2. A high precision grinding machine for machining of metal work pieces as claimed in claim 1 wherein: first drive arrangement includes first gear (3) and first rack (4), first gear (3) one side meshes with drive gear (22) mutually, and the opposite side meshes with first rack (4) mutually, and the fixed grafting axle that is provided with of one end of first gear (3), the grafting axle is installed on first support (111) through first bearing (31), and fixedly on the other terminal surface of first gear (3) is provided with runner frame (32), runner (321) are installed to the upper end of runner frame (32).

3. A high precision grinding machine for machining of metal work pieces according to claim 2, characterized in that: one side of the first rack (4) is provided with a guide hole (42), a pressing block (41) is fixedly arranged at the front end of the upper end face of the guide hole (42), the guide hole (42) is sleeved on the guide supporting rod (141), the first rack (4) is located at the upper end of the first spring (142), the pressing block (41) is abutted to the rotating wheel (321) in the working state, and the rotating wheel (321) is located at the upper end of the pressing block (41).

4. A high precision grinding machine for machining of metal work pieces as claimed in claim 1 wherein: 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 meshed with the third gear (8) in the working state, and a compression device is fixedly arranged at the front end of the second rack (5).

5. A high precision grinding machine for machining of metal work pieces according to claim 4, characterized in that: the end face of the second gear (7) is fixedly provided with a stepped shaft (72), one section with a large diameter on the stepped shaft (72) is installed on the second support (12) through a second bearing (71), the front end of the stepped shaft (72) is fixedly provided with a key (721), the stepped shaft (72) is sleeved with a third gear (8), the third gear (8) is provided with a shaft hole (81), the shaft hole (81) is sleeved on the stepped shaft (72), and the key (721) is inserted into a key groove in the shaft hole (81).

6. A high precision grinding machine for machining of metal work pieces as claimed in claim 1 wherein: the spraying device is a sprayer (6), the sprayer (6) is fixed to the front end of the second rack (5) through screws and is located on the lower right side of the grinding wheel (21), a plurality of spraying heads (61) are fixedly arranged on the front end of the sprayer (6), the spraying heads (61) face the grinding wheel (21), liquid adding holes (65) are formed in the rear ends of the spraying heads (61), and liquid storage bottles (9) are connected in the liquid adding holes (65) in an inserted mode.

7. A high precision grinding machine for machining of metal work pieces according to claim 6, characterized in that: piston chamber (62) have been seted up to the inside of sprayer (6), on the bottom surface of piston chamber (62) and the right side of liquid feeding hole (65) is fixed and is provided with diamond-shaped block (63), and fixed bracing piece (64) that is provided with on the lateral wall of the lower extreme piston chamber (62) of shower head (61), baffle (66) have been cup jointed on bracing piece (64), second spring (67) has been cup jointed on bracing piece (64) of baffle (66) rear end, and baffle (66) hug closely the lower extreme of the last inner wall shutoff in liquid feeding hole (65) of piston chamber (62) under operating condition.

8. A high precision grinding machine for machining of metal work pieces according to claim 4, characterized in that: the compression device comprises a piston rod (51) and a piston (52), the piston rod (51) is fixedly arranged at the front end of the second rack (5), the piston (52) is fixedly arranged at the front end of the piston rod (51), two supporting plates (521) are symmetrically and fixedly arranged at the front end of the piston (52), a connecting hole (522) is formed in each supporting plate (521), a shifting device is connected in each connecting hole (522) in a plug-in mode, and the piston (52) is connected in a piston cavity (62) in a plug-in mode.

9. A high precision grinding machine for machining of metal work pieces as claimed in claim 8, wherein: the toggle device comprises a rotating roller frame (10) and a third spring (103), wherein the rotating roller (101) is installed on the rotating roller frame (10), the rotating roller (101) is located between supporting plates (521), a connecting rod (102) is fixedly arranged at the rear end of the rotating roller frame (10), the third spring (103) is sleeved on the connecting rod (102), the connecting rod (102) is inserted into a connecting hole (522), and the tail end of the connecting rod (102) is in threaded connection with a screw.