CN111805425A

CN111805425A - Grinding machine floating claw chuck

Info

Publication number: CN111805425A
Application number: CN202010643175.XA
Authority: CN
Inventors: 吴庆祝; 张海亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2020-10-23

Abstract

The invention relates to the field of grinding machines, in particular to a floating claw chuck of a grinding machine, which comprises a panel body, mounting blocks, light source plates, a heat dissipation device, a fixing device and clamping mechanisms, wherein the mounting blocks are inserted into two sides of the panel body, the heat dissipation device is arranged in each mounting block, the light source plates are arranged in each mounting block and correspond to two sides of the panel body, the upper ends of the mounting blocks are positioned through the fixing devices, and the clamping mechanisms are arranged on two sides of each fixing device. Through setting up the installation piece, utilizing the inside guide way of installation piece to install the panel body into the inside of mounting groove, then fix the panel body through fixing device and block mechanism, not only made things convenient for the installation of panel body, also avoided the panel body to receive the injury when the installation, the inside pressfitting spring of fixing device more is favorable to protecting the panel body when the panel body receives the impact.

Description

Grinding machine floating claw chuck

Technical Field

The invention relates to the technical field of machining of grinding machines, in particular to a floating jaw chuck of a grinding machine.

Background

Chucks are mechanical devices used to clamp workpieces on machine tools. The machine tool accessory clamps and positions a workpiece by utilizing the radial movement of movable clamping jaws uniformly distributed on a chuck body. The chuck generally comprises a chuck body, movable jaws and a jaw driving mechanism 3. The diameter of the chuck body is 65 mm at least and can reach 1500 mm at most, and a through hole is formed in the center of the chuck body so as to facilitate the workpiece or bar stock to pass through; the back part is provided with a cylindrical or short conical structure and is connected with the end part of a main shaft of the machine tool directly or through a flange plate. Chucks are commonly used in lathes, cylindrical grinders and internal grinders, and may also be used in conjunction with various indexing devices for milling and drilling machines.

The shape of the chuck is grabbed to the card on current grinding machine floating claw chuck is fixed, inconvenient change, needs to use different cards when the material of different shapes carries out the centre gripping to be fixed when needs and grabs the chuck, but because the chuck is grabbed to the card inconvenient changes, and then need spend a large amount of time to change the chuck, the availability factor of the grinding machine of great waste.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a floating jaw chuck of a grinding machine.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a grinding machine floating jaw chuck, includes the chuck, the inside three mechanism of disassembling of equidistance setting of seting up of one side lateral wall of chuck, it is three the other end of disassembling the mechanism all with fixture fixed connection, fixture sets up on the opposite side lateral wall of chuck, fixture's inside fixedly connected with stabilizing mean, stabilizing mean's the other end all with disassemble mechanism fixed connection, the inside center department of chuck has seted up the collection hole, the collection hole is close to the inside fixedly connected with fixed establishment of one side lateral wall of disassembling the mechanism.

Specifically, disassemble the mechanism and include screw hole, threaded rod, bearing, disassemble pole, jack and disassemble the chamber, the screw hole is seted up in one side lateral wall outer lane of chuck, the internal thread of screw hole is connected with the threaded rod, the threaded rod is located the inside one end of chuck and rotates through the bearing and be connected with and disassemble the pole, disassemble the pole and peg graft inside the jack, the one end and the screw hole intercommunication of jack, the other end of jack and the fixed intercommunication in chamber of disassembling, disassemble the chamber and set up inside the chuck.

Specifically, the clamping mechanism comprises a fixed sleeve, a cylinder, a push rod, a sliding groove, a limiting sliding groove, a sliding block, a limiting sliding block, a slot and a chuck, the fixed sleeve is fixedly connected with one end of the disassembling rod positioned in the disassembling cavity, the cylinder is fixedly sleeved in the fixed sleeve, the output end of the cylinder is vertically and fixedly connected with a push rod, the sliding groove is arranged on the surface of one side of the chuck far away from the threaded hole, the inner walls of the two sides of the sliding groove are both provided with a limiting sliding groove, the inside of the sliding groove is connected with a sliding block in a sliding way, the side walls of the two sides of the sliding block are fixedly connected with limiting sliding blocks which are connected inside the limiting sliding grooves in a sliding manner, the sliding block is located one end of the inside of the sliding groove and is provided with a slot on the surface, a push rod is inserted into the slot, and one end of the sliding block close to the circle center of the chuck is fixedly connected with a chuck.

Specifically, the stabilizing mechanism comprises a stabilizing rod, a first sleeve, a first L-shaped rod, a second sleeve, a second L-shaped rod, a sliding rod groove and a moving groove, the stabilizing rod is vertically and fixedly connected to the surface of the push rod, the stabilizing rod extends to the outside through the inner wall of the disassembling cavity, the first sleeve is fixedly sleeved at one end of the stabilizing rod positioned in the disassembling cavity, the first L-shaped rod is fixedly connected to the surface of the first sleeve, the other end of the first L-shaped rod is fixedly connected to the surface of the other end of the disassembling rod positioned in the disassembling cavity, the second sleeve is fixedly sleeved at one end of the stabilizing rod positioned in the disassembling cavity, the second L-shaped rod is fixedly connected to the surface of the second sleeve, the sliding rod groove is formed in the inner wall of the disassembling cavity close to the center of the chuck, the moving groove communicated with the jack is formed in the inner wall of the chuck, the stabilizing rod is positioned in the sliding rod groove, the second L-shaped rod is positioned inside the moving groove.

Specifically, fixed establishment includes draw-in groove, fixture block, fixed column, splint and bolt, two the draw-in groove symmetry is seted up on the inner wall that the collecting hole is close to screw hole one side, two the equal joint in inside of draw-in groove has the fixture block, two the same fixed column of fixture block fixedly connected with, the fixed column is inserted and is established inside the collecting hole, four splint of fixedly connected with on the surface of chuck, four splint joint respectively is on the lateral wall of two fixture blocks, splint pass through bolt and fixture block fixed connection.

Specifically, the fixed cover in inside of collecting the hole has connect the baffle, seted up water drainage tank on the lower extreme inner wall of collecting the hole, the stabilizer bar is located same straight line with the output shaft of cylinder.

The invention has the beneficial effects that:

(1) according to the floating claw chuck of the grinding machine, the air cylinder is used for driving the push rod to move through the arranged clamping mechanism, the push rod drives the sliding block to move inside the sliding groove, the sliding block is limited through the limiting sliding block and the limiting sliding groove, the sliding block is prevented from shaking, the chuck is further moved to fix materials, the push rod is moved out of the slot, the sliding block can be rapidly taken out, the chuck is further conveniently replaced, the replacing time of the chuck is shortened, and the use efficiency of the grinding machine is greatly improved.

(2) According to the grinding machine floating claw chuck, the disassembling mechanism is arranged, the threaded rod is connected with the threaded hole through threads of the threaded rod, the threaded rod can be rotated out of the threaded hole, the threaded rod is rotated out of the threaded hole shell to drive the disassembling rod to move towards the threaded rod, the disassembling rod drives the fixing sleeve to move towards the threaded rod, the air cylinder and the inserting rod are driven to move towards the threaded rod, the inserting rod is moved out of the slot, the sliding block is quickly removed from being fixed, and a chuck is convenient to replace.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural view of a floating jaw chuck of a grinding machine according to the present invention;

FIG. 2 is a side view of a grinding machine floating jaw chuck in accordance with the present invention;

FIG. 3 is a schematic diagram of a slider structure of a floating jaw chuck of a grinding machine according to the present invention;

FIG. 4 is an enlarged view of a portion A of FIG. 1 of a floating jaw chuck for a grinding machine according to the present invention;

fig. 5 is an enlarged view of a portion B of fig. 1 of a floating jaw chuck of a grinding machine according to the present invention.

In the figure: 1. a chuck; 2. a disassembling mechanism; 21. a threaded hole; 22. a threaded rod; 23. a bearing; 24. disassembling the rod; 25. a jack; 26. disassembling the cavity; 3. a clamping mechanism; 31. fixing the sleeve; 32. a cylinder; 33. a push rod; 34. a sliding groove; 35. a limiting chute; 36. a slider; 37. a limiting slide block; 38. a slot; 39. a chuck; 4. a stabilizing mechanism; 41. a stabilizer bar; 42. a first sleeve; 43. a first L-shaped bar; 44. a second sleeve; 45. a second L-shaped bar; 46. a slide bar slot; 47. a moving groove; 5. a collection well; 6. a fixing mechanism; 61. a card slot; 62. a clamping block; 63. fixing a column; 64. a splint; 65. a bolt; 7. a baffle plate; 8. a water drainage groove.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-5, the grinding machine floating jaw chuck of the present invention includes a chuck 1, three detaching mechanisms 2 are equidistantly disposed inside a side wall of the chuck 1, the other ends of the three detaching mechanisms 2 are all fixedly connected to a clamping mechanism 3, the clamping mechanism 3 is disposed on the side wall of the other side of the chuck 1, the clamping mechanism 3 is internally and fixedly connected to a stabilizing mechanism 4, the other end of the stabilizing mechanism 4 is all fixedly connected to the detaching mechanism 2, a collecting hole 5 is disposed at the center inside the chuck 1, and a fixing mechanism 6 is fixedly connected inside the side wall of the side of the collecting hole 5 close to the detaching mechanism 2.

Specifically, the disassembling mechanism 2 includes a threaded hole 21, a threaded rod 22, a bearing 23, a disassembling rod 24, a jack 25 and a disassembling cavity 26, the threaded hole 21 is formed in an outer ring of a side wall of the chuck 1, the threaded rod 22 is connected to an internal thread of the threaded hole 21, one end of the threaded rod 22 located inside the chuck 1 is rotatably connected to the disassembling rod 24 through the bearing 23, the disassembling rod 24 is inserted into the jack 25, one end of the jack 25 is communicated with the threaded hole 21, the other end of the jack 25 is fixedly communicated with the disassembling cavity 26, the disassembling cavity 26 is formed inside the chuck 1, when the chuck 39 needs to be replaced, the threaded rod 22 is rotated reversely, the threaded rod 22 is driven through the threaded hole 21 to be away from the sliding block 34, the disassembling rod 24 is driven to be away from the sliding block 34, the fixing sleeve 31 is driven to be away from the sliding block, and further, the sliding block 36 is released from being fixed, the sliding block 36 with different chucks 39 can be replaced as far as possible, the replacement and installation of the chucks are convenient, and the service efficiency of the grinding machine is improved.

Specifically, the clamping mechanism 3 includes a fixed sleeve 31, an air cylinder 32, a push rod 33, a sliding groove 34, a limiting sliding groove 35, a sliding block 36, a limiting sliding block 37, a slot 38 and a chuck 39, the fixed sleeve 31 is fixedly connected to one end of the disassembling rod 24 located inside the disassembling cavity 26, the air cylinder 32 is fixedly sleeved inside the fixed sleeve 31, the push rod 33 is vertically and fixedly connected to an output end of the air cylinder 32, the sliding groove 34 is opened on a side surface of the chuck 1 away from the threaded hole 21, the limiting sliding grooves 35 are opened on inner walls of two sides of the sliding groove 34, the sliding block 36 is slidably connected inside the sliding groove 34, the limiting sliding block 37 is fixedly connected to side walls of two sides of the sliding block 36, the limiting sliding block 37 is slidably connected inside the limiting sliding groove 35, the slot 38 is opened on a surface of one end of the sliding block 36 located inside the sliding groove 34, the push rod 33 is inserted inside the, slide block 36 and limiting slide block 37 are slidably connected inside slide groove 34 and limiting slide groove 35, so that slot 38 corresponds to push rod 33, then threaded rod 22 is rotated, threaded rod 22 is driven to move towards slide block 34 through threaded hole 21, and then rod 24 is disassembled in a driving manner to move towards slide block 34, and fixed sleeve 31 is driven to move towards slide block 34, and then cylinder 32 is driven to move towards slide block 34, and then push rod 33 is driven to insert inside slot 38, and then push rod 33 is fixed to slide block 36, and the quick installation of sliding is completed.

Specifically, the stabilizing mechanism 4 includes a stabilizer bar 41, a first sleeve 42, a first L-shaped rod 43, a second sleeve 44, a second L-shaped rod 45, a sliding rod groove 46 and a moving groove 47, the stabilizer bar 41 is vertically and fixedly connected to the surface of the push rod 33, the stabilizer bar 41 passes through the inner wall of the disassembling cavity 26 and extends to the outside, one end of the stabilizer bar 41 located inside the disassembling cavity 26 is fixedly sleeved with the first sleeve 42, the surface of the first sleeve 42 is fixedly connected with the first L-shaped rod 43, the other end of the first L-shaped rod 43 is fixedly connected with the surface of the disassembling rod 24 located inside the disassembling cavity 26, one end of the stabilizer bar 41 located outside the disassembling cavity 26 is fixedly sleeved with the second sleeve 44, the surface of the second sleeve 44 is fixedly connected with the second L-shaped rod 45, the sliding rod groove 46 is disposed on the inner wall of the disassembling cavity 26 close to the center of the chuck 1, the moving groove 47 communicated with the insertion hole 25 is disposed, the stabilizer bar 41 is located inside the slider groove 46, the second L-shaped rod 45 is located inside the moving groove 47, the stabilizer bar 41 is supported by the first sleeve 42 and the second sleeve 44 sleeved on the stabilizer bar 41, and then the first sleeve 42 and the second sleeve 44 are supported by the first L-shaped rod 43 and the second L-shaped rod 45 fixedly connected to the disassembling rod 24, so that the output shaft of the cylinder 32 is stably moved, and the push rod is stably moved.

Specifically, fixed establishment 6 includes draw-in groove 61, fixture block 62, fixed column 63, splint 64 and bolt 65, two draw-in grooves 61 symmetries are seted up on the inner wall that collection hole 5 is close to screw hole 21 one side, the equal joint in inside of two draw-in grooves 61 has fixture block 62, the same fixed column 63 of two fixture block 62 fixedly connected with, fixed column 63 is inserted and is established inside collection hole 5, chuck 1's four splint 64 of fixedly connected with on the surface, four splint 64 joint respectively is on two fixture block 62's lateral wall, splint 64 passes through bolt 65 and fixture block 62 fixed connection, align fixture block 62 and draw-in groove 61, then insert fixed column 63 inside collection hole 5, make fixture block 62 joint inside draw-in groove 61, then it is fixed with fixture block 62 and splint 64 through bolt 65, and then make fixed column 63 and chuck 1 fixed connection.

Specifically, baffle 7 has been cup jointed to the inside of collecting hole 5 is fixed, water drainage tank 8 has been seted up on the lower extreme inner wall of collecting hole 5, it gets into inside chuck 1 to block cutting piece and rivers through archives when using, it discharges to cut piece and rivers through water drainage tank 8, stabilizer bar 41 is located same straight line with the output shaft of cylinder 32, support stabilizer bar 41 through cup jointing first sleeve 42 and the second sleeve 44 on stabilizer bar 41 when using, then support first sleeve 42 and the second sleeve 44 through first L shape pole 43 and the second L shape pole 45 of fixed connection on disassembling pole 24, and then make the output shaft steady movement of cylinder 32.

When in use, the sliding block 36 and the limiting sliding block 37 are firstly connected inside the sliding groove 34 and the limiting sliding groove 35 in a sliding manner, so that the slot 38 corresponds to the push rod 33, then the threaded rod 22 is rotated, the threaded rod 22 is driven to move towards the sliding block 34 through the threaded hole 21, and then the disassembling rod 24 is driven to move towards the sliding block 34, the fixing sleeve 31 is driven to move towards the sliding block 34, and then the air cylinder 32 is driven to move towards the sliding block 34, and then the push rod 33 is driven to be inserted into the slot 38, so that the push rod 33 fixes the sliding block 36, the quick-sliding installation is completed, the sliding block 36 can be driven to move inside the sliding groove 34 through the air cylinder 32, and then the chuck 39 is driven to clamp the material, the stabilizer bar 41 is supported through the first sleeve 42 and the second sleeve 44 which are sleeved on the stabilizer bar 41, and then the first sleeve 42 and the second sleeve 44 are supported through the first L-shaped bar 43 and, and then make the output shaft steady movement of cylinder 32, make the push rod steady movement, prevent that sliding block 36 from rocking, when needing to change chuck 39, reverse rotation threaded rod 22, drive threaded rod 22 through screw hole 21 and keep away from sliding block 34, and then drive and disassemble pole 24 and keep away from sliding block 34, drive fixed sleeve 31 and keep away from sliding block 34, and then drive cylinder 32 and keep away from sliding block 34, and then drive push rod 33 and break away from inside slot 38, and then remove the fixed to sliding block 36, can change sliding block 36 that has different chucks 39 as far as possible, make things convenient for the change and the installation of chuck, improve the availability factor of grinding machine.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a grinding machine floating jaw chuck which characterized in that: including chuck (1), inside three that sets up the equidistance of seting up of one side lateral wall of chuck (1) disassembles mechanism (2), it is three disassemble the other end of mechanism (2) all with fixture (3) fixed connection, fixture (3) are seted up on the opposite side lateral wall of chuck (1), the inside fixedly connected with stabilizing mean (4) of fixture (3), the other end of stabilizing mean (4) all with disassemble mechanism (2) fixed connection, the inside center department of chuck (1) has seted up collection hole (5), collection hole (5) are close to the inside fixedly connected with fixed establishment (6) of one side lateral wall of disassembling mechanism (2).

2. A grinding machine floating jaw chuck as claimed in claim 1, wherein: disassemble mechanism (2) including screw hole (21), threaded rod (22), bearing (23), disassemble pole (24), jack (25) and disassemble chamber (26), one side lateral wall outer lane at chuck (1) is seted up in screw hole (21), the internal thread of screw hole (21) is connected with threaded rod (22), threaded rod (22) are located chuck (1) inside one end and rotate through bearing (23) and are connected with and disassemble pole (24), disassemble pole (24) and peg graft inside jack (25), the one end and the screw hole (21) intercommunication of jack (25), the other end and the fixed intercommunication in chamber (26) of disassembling of jack (25), it sets up inside chuck (1) to disassemble chamber (26).

3. A grinding machine floating jaw chuck as claimed in claim 1, wherein: the clamping mechanism (3) comprises a fixing sleeve (31), a cylinder (32), a push rod (33), a sliding groove (34), a limiting sliding groove (35), a sliding block (36), a limiting sliding block (37), a slot (38) and a chuck (39), wherein the fixing sleeve (31) is fixedly connected to one end of the disassembling rod (24) which is positioned in the disassembling cavity (26), the cylinder (32) is fixedly sleeved in the fixing sleeve of the fixing sleeve (31), the push rod (33) is vertically and fixedly connected to the output end of the cylinder (32), the sliding groove (34) is arranged on the surface of one side of the chuck (1) far away from the threaded hole (21), the limiting sliding grooves (35) are respectively arranged on the inner walls of the two sides of the sliding groove (34), the sliding block (36) is slidably connected to the inside of the sliding groove (34), the limiting sliding block (37) is fixedly connected to the side walls of the, spacing slider (37) sliding connection is inside spacing spout (35), slot (38) have been seted up on the one end surface that sliding block (36) are located inside sliding tray (34), push rod (33) have been inserted to the inside of slot (38), one end fixedly connected with chuck (39) that sliding block (36) are close to chuck (1) centre of a circle.

4. A grinding machine floating jaw chuck as claimed in claim 1, wherein: the stabilizing mechanism (4) comprises a stabilizing rod (41), a first sleeve (42), a first L-shaped rod (43), a second sleeve (44), a second L-shaped rod (45), a sliding rod groove (46) and a moving groove (47), the stabilizing rod (41) is vertically and fixedly connected to the surface of the push rod (33), the stabilizing rod (41) penetrates through the inner wall of the disassembling cavity (26) and extends to the outside, the first sleeve (42) is fixedly connected to one end, located inside the disassembling cavity (26), of the stabilizing rod (41), the first L-shaped rod (43) is fixedly connected to the surface of the first sleeve (42), the other end of the first L-shaped rod (43) is fixedly connected to one end, located inside the disassembling cavity (26), of the disassembling rod (24) in surface mode, the second sleeve (44) is connected to one end, located outside the disassembling cavity (26), of the second sleeve (44), and the second L-shaped rod (45) is fixedly connected to the surface of the second sleeve (44), disassemble and seted up slide bar groove (46) on chamber (26) is close to one side inner wall of chuck (1) centre of a circle, seted up moving groove (47) that are linked together with jack (25) on the inner wall of chuck (1), stabilizer bar (41) are located inside slide bar groove (46), second L shape pole (45) are located inside moving groove (47).

5. A grinding machine floating jaw chuck as claimed in claim 1, wherein: fixed establishment (6) are including draw-in groove (61), fixture block (62), fixed column (63), splint (64) and bolt (65), two draw-in groove (61) symmetry is seted up on collecting hole (5) inner wall near screw hole (21) one side, two the equal joint in inside of draw-in groove (61) has fixture block (62), two same fixed column (63) of fixture block (62) fixedly connected with, fixed column (63) are inserted and are established inside collecting hole (5), four splint (64), four of chuck (1) fixedly connected with on the surface splint (64) are four splint (64) joint respectively on the lateral wall of two fixture blocks (62), splint (64) are through bolt (65) and fixture block (62) fixed connection.

6. A grinding machine floating jaw chuck as claimed in claim 1, wherein: a baffle (7) is fixedly sleeved in the collecting hole (5), and a drainage groove (8) is formed in the inner wall of the lower end of the collecting hole (5); the stabilizer bar (41) and the output shaft of the air cylinder (32) are positioned on the same straight line.