A four-axis surface grinding equipment

Abstract

The invention discloses a four-axis surface grinding device, comprising a frame, a main trough body is fixed on the top surface of the top plate of the frame, a conveyor belt and a sub-conveyor belt are arranged in the main trough body; a mounting seat extending upward is arranged on the rear top surface of the frame, a plurality of main grinding housings are fixed on the top surface of the mounting seat; a plurality of grinding drive wheels are installed in the main grinding housing, a grinding belt is tensioned on the grinding drive wheel; the surfaces of the conveyor belt and the sub-conveyor belt are anti-slip friction surfaces, a plurality of positioning blocks are fixed on the surface of the sub-conveyor belt, the head of the handle body to be processed is placed on the top surface of the upper belt body of the conveyor belt, the rod body of the handle body to be processed is placed on the top surface of the upper belt body of the sub-conveyor belt and is between two adjacent positioning blocks; the bottom end surfaces of all the grinding belts are close to the conveyor belt and correspond to the top surface of the head of the handle body to be processed. It can automatically grind the top surface or bottom surface of the head of the handle body to be processed, and it uses multiple grinding belts for grinding to ensure the grinding effect.

Description

Technical Field

[0001] The present invention relates to the technical field of tool handle processing equipment, and more particularly to a four-axis surface grinding equipment. Background Art

[0002] After the mold processing of the existing ratchet wrench handle is completed, it is necessary to grind the top surface or the bottom surface of the head to grind it flat and smooth its surface to meet the processing requirements of the product. However, the existing grinding is manual grinding, which is inefficient and has poor effect. Summary of the invention

[0003] The purpose of the present invention is to overcome the shortcomings of the prior art and provide a four-axis surface grinding device, which can automatically grind the top surface or bottom surface of the head of the handle to be processed, and uses multiple grinding belts for grinding to ensure the grinding effect.

[0004] The solution of the present invention to solve the technical problem is:

[0005] A four-axis surface grinding device comprises a frame, a main tank body is fixed on the top surface of the top plate of the frame, and a conveyor belt and an auxiliary conveyor belt are arranged in the main tank body;

[0006] The rear top surface of the frame is provided with a mounting seat extending upward, and a plurality of main polishing housings are fixed on the top surface of the mounting seat;

[0007] A plurality of grinding drive wheels are installed in the grinding main housing, and a grinding belt is tensioned on the grinding drive wheels;

[0008] The surfaces of the conveyor belt and the auxiliary conveyor belt are anti-slip friction surfaces, a plurality of first positioning blocks are fixed on the surface of the auxiliary conveyor belt, the head of the handle to be processed is placed on the top surface of the upper belt body of the conveyor belt, and the rod body of the handle to be processed is placed on the top surface of the upper belt body of the auxiliary conveyor belt and is between two adjacent first positioning blocks;

[0009] The bottom end surfaces of all the grinding belts are close to the conveyor belt and correspond to the top surface of the head of the handle to be processed.

[0010] A plurality of strip-shaped protrusions are fixed on the surface of the conveyor belt, and the head of the handle to be processed is located between two adjacent strip-shaped protrusions.

[0011] Four left support plates are fixed on the left top surface of the main tank body, the drive shaft is hinged on all the left support plates through bearings, the main drive wheel and the auxiliary drive wheel are fixed on the drive shaft, and the main drive wheel and the auxiliary drive wheel are located between the corresponding two left support plates;

[0012] Four right adjustment support plates are fixed to the top surface of the right end of the main tank body, the main transmission wheel and the auxiliary transmission wheel are located between the two corresponding right adjustment support plates, the two ends of the rotating shaft hinged in the middle of the main transmission wheel and the auxiliary transmission wheel are inserted into the lateral adjustment through grooves of the corresponding right adjustment support plates, the conveyor belt is tensioned on the main transmission wheel and the main drive wheel, and the conveyor belt is inserted into the limiting annular groove formed on the outer side walls of the main transmission wheel and the main drive wheel;

[0013] The auxiliary conveyor belt is tensioned on the auxiliary transmission wheel and the auxiliary drive wheel, and the auxiliary conveyor belt is inserted into the limiting annular groove formed on the outer side walls of the auxiliary transmission wheel and the auxiliary drive wheel;

[0014] A reduction box is fixed on the outer side wall of the rear plate body of the left part of the main tank body, a main driving motor is fixed on the top surface of the reduction box, and the rear end of the driving shaft extends out of the rear plate body of the main tank body and is connected to the reduction box.

[0015] A transverse adjustment screw is inserted in the transverse adjustment slot, and both ends of the transverse adjustment screw are hinged at the left and right ends of the transverse adjustment slot through bearings. A rotating shaft portion is formed at one end of the transverse adjustment screw and extends out of the outer wall of the right adjustment support plate and is fixed with a rotating portion, and the end of the rotating shaft is screwed into the transverse adjustment screw.

[0016] A vertical support rod is fixed on the right rear wall surface of the rear plate of the main trough body, and a connecting rod extending forward and backward is installed on one side wall of the vertical support rod. A limiting plate is fixed on the front end of the connecting rod, and an elastic block is fixed on the front wall surface of the limiting plate. The elastic block is close to the upper rear side of the conveyor belt, and the rear wall surface of the head of the handle to be processed is close to the elastic block.

[0017] A transverse beam is fixed between the left support plate and the right adjustment support plate at the front part of the bottom plate of the main trough body, the transverse beam is located at the bottom surface of the upper belt body of the auxiliary conveyor belt, the top surface of the transverse beam is close to the bottom surface of the upper belt body of the auxiliary conveyor belt, a plurality of support columns are fixed to the front top surface of the bottom plate of the main trough body, support blocks are fixed to the top surfaces of the support columns, and the top surfaces of the support blocks are pressed against the bottom surface of the transverse beam.

[0018] A rear support plate is fixed on the front top surface of the mounting seat, and the top surface of the rear support plate is in close contact with the bottom surface of the upper belt body of the conveyor belt.

[0019] The main grinding machine housing comprises a main housing, a front part of one side wall of the main housing is hingedly connected with a box cover by a hinge, a rotating motor is fixed on the rear wall surface of the rear wall plate of the main housing, and an output shaft of the rotating motor passes through the front wall surface of the rear wall plate of the main housing and is fixed with a grinding drive wheel;

[0020] A pressing cylinder is fixed on the middle front wall surface of the rear wall plate of the main housing, a pushing block is fixed on the top of the push rod of the pressing cylinder, a central rotating shaft of the upper transmission wheel is fixed on the pushing block, a moving block is fixed on the rear end of the central rotating shaft, a guide block is fixed on the upper front wall surface of the rear wall plate of the main housing, a vertical slide groove is fixed in the middle of the front wall surface of the guide block, and the moving block is inserted into the vertical slide groove;

[0021] The grinding belt is tensioned on the grinding drive wheel and the upper transmission wheel, and the bottom of the grinding drive wheel and the lower end of the grinding belt extend out of the through groove on the bottom surface of the main shell.

[0022] A side connecting rod is fixed on the left side of the clamping cylinder, a positioning block is hinged on the top of the side connecting rod, the left end of the adjusting rod is fixed on the positioning block, an adjusting block is hinged on the lower front wall surface of the pushing block, a screw-connected rod portion is formed on the right end of the adjusting rod, the screw-connected rod portion is inserted into a central through hole formed on the adjusting block, the end of the screw-connected rod portion extends out of the central through hole and is screwed with an adjusting nut, a buffer spring is inserted into the adjusting rod, one end of the buffer spring forces the adjusting block, and the other end of the buffer spring forces the extended edge formed on the left outer wall of the adjusting rod.

[0023] The inner side wall of the vertical slide groove is formed with a side groove, and the protrusions formed on the left and right side walls of the moving block are inserted into the corresponding side grooves.

[0024] The outstanding effects of the present invention are:

[0025] Compared with the prior art, it can automatically grind the top surface or bottom surface of the head of the handle body to be processed, and it uses multiple grinding belts for grinding to ensure the grinding effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 is a partial cross-sectional view of the present invention;

[0027] Figure 2 It is a schematic diagram of the local structure of the main tank body of the present invention;

[0028] Figure 3 It is a partial rear view of the frame of the present invention;

[0029] Figure 4 It is a partial top view of the left side of the main tank body of the present invention;

[0030] Figure 5 It is a partial top view of the right side of the main tank body of the present invention;

[0031] Figure 6 It is a partial structural schematic diagram of the grinding host of the present invention;

[0032] Figure 7 yes Figure 6 A partial enlarged view of

[0033] Figure 8 It is a schematic diagram of the local structure of the rear wall plate of the main shell. DETAILED DESCRIPTION

[0034] For example, see Figures 1 to 8 As shown, a four-axis surface grinding device comprises a frame 10, a main tank body 11 is fixed on the top surface of the top plate of the frame 10, and a conveyor belt 20 and an auxiliary conveyor belt 21 are arranged in the main tank body 11;

[0035] The rear top surface of the frame 10 is provided with a mounting seat 12 extending upward, and a plurality of polishing main housings 30 are fixed on the top surface of the mounting seat 12;

[0036] A plurality of grinding drive wheels 31 are installed in the grinding main housing 30, and a grinding belt 32 is tensioned on the grinding drive wheel 31;

[0037] The surfaces of the conveyor belt 20 and the auxiliary conveyor belt 21 are anti-slip friction surfaces. A plurality of first positioning blocks 211 are fixed on the surface of the auxiliary conveyor belt 21. The head of the handle 100 to be processed is placed on the top surface of the upper belt body of the conveyor belt 20. The rod body of the handle 100 to be processed is placed on the top surface of the upper belt body of the auxiliary conveyor belt 21 and is between two adjacent first positioning blocks 211.

[0038] The bottom end surfaces of all the grinding belts 32 are close to the conveyor belt 20 and correspond to the top surface of the head of the handle body 100 to be processed.

[0039] Furthermore, a plurality of strip-shaped protrusions 201 are fixed on the surface of the conveyor belt 20 , and the head of the handle body 100 to be processed is located between two adjacent strip-shaped protrusions 201 .

[0040] Furthermore, four left support plates 22 are fixed to the left top surface of the main tank body 11, and the drive shaft 23 is hinged to all the left support plates 22 through bearings. The main drive wheel 24 and the auxiliary drive wheel 25 are fixed to the drive shaft 23, and the main drive wheel 24 and the auxiliary drive wheel 25 are located between the corresponding two left support plates 22;

[0041] Four right adjustment support plates 26 are fixed to the top surface of the right end of the main tank body 11, and the main transmission wheel 27 and the auxiliary transmission wheel 28 are located between the two corresponding right adjustment support plates 26. The two ends of the rotating shafts hinged in the middle of the main transmission wheel 27 and the auxiliary transmission wheel 28 are inserted into the lateral adjustment through grooves 261 of the corresponding right adjustment support plates 26. The conveyor belt 20 is tensioned on the main transmission wheel 27 and the main drive wheel 24, and the conveyor belt 20 is inserted into the limiting annular groove formed on the outer side walls of the main transmission wheel 27 and the main drive wheel 24.

[0042] The auxiliary conveyor belt 21 is tensioned on the auxiliary transmission wheel 28 and the auxiliary drive wheel 25, and the auxiliary conveyor belt 21 is inserted into the limiting annular groove formed on the outer side walls of the auxiliary transmission wheel 28 and the auxiliary drive wheel 25;

[0043] A reduction gearbox 1 is fixed on the outer side wall of the rear plate of the left part of the main tank body 11, and a main driving motor 2 is fixed on the top surface of the reduction gearbox 1. The rear end of the driving shaft 23 extends out of the rear plate of the main tank body 11 and is connected to the reduction gearbox 1. The rear end of the driving shaft 23 is a spline shaft, which is inserted into the spline hole of the input shaft of the reduction gearbox 1.

[0044] Furthermore, a transverse adjustment screw 262 is inserted into the transverse adjustment slot 261, and both ends of the transverse adjustment screw 262 are hinged at the left and right ends of the transverse adjustment slot 261 through bearings. A rotating shaft portion is formed at one end of the transverse adjustment screw 262 and extends out of the outer wall of the right adjustment support plate 26 and is fixed with a rotating portion 263, and the end of the rotating shaft is screwed into the transverse adjustment screw 262.

[0045] Furthermore, a vertical support rod 50 is fixed on the rear wall surface of the right part of the rear plate of the main tank body 11, and a connecting rod 51 extending forward and backward is installed on one side wall of the vertical support rod 50. A limit plate 52 is fixed on the front end of the connecting rod 51, and an elastic block 53 is fixed on the front wall surface of the limit plate 52. The elastic block 53 is close to the upper rear side of the conveyor belt 20, and the rear wall surface of the head of the handle body 100 to be processed is close to the elastic block 53. A position adjustment through groove 511 is formed in the middle of the connecting rod 51, and the screw portion of the fixed adjustment bolt 55 is inserted into the position adjustment through groove 511 and screwed on the vertical support rod 50, and the head of the fixed adjustment bolt 55 is pressed against the outer side wall of the connecting rod 51. By loosening the fixed adjustment bolt 55, the connecting rod 51 can be moved, thereby adjusting the front and rear position of the elastic block 53, and then tightening the fixed adjustment bolt 55.

[0046] Furthermore, a transverse beam 29 is fixed between the left support plate 22 and the right adjustment support plate 26 at the front part of the bottom plate of the main trough body 11, the transverse beam 29 is located at the bottom surface of the upper belt body of the auxiliary conveyor belt 21, the top surface of the transverse beam 29 is close to the bottom surface of the upper belt body of the auxiliary conveyor belt 21, and a plurality of support columns 280 are fixed to the front top surface of the bottom plate of the main trough body 11, and a support block 281 is fixed to the top surface of the support column 280, and the top surface of the support block 281 is pressed against the bottom surface of the transverse beam 29.

[0047] Furthermore, a rear support plate 3 is fixed to the front top surface of the mounting seat 12 , and the top surface of the rear support plate 3 is in close contact with the bottom surface of the upper belt body of the conveyor belt 20 .

[0048] Furthermore, the grinding main housing 30 includes a main shell 33, a front part of one side wall of the main shell 33 is hinged with a box cover 34, a rotating motor 35 is fixed on the rear wall surface of the rear wall plate of the main shell 33, and the output shaft of the rotating motor 35 passes through the front wall surface of the rear wall plate of the main shell 33 and is fixed with a grinding drive wheel 31; an oblique tooth groove is formed on the outer side wall of the grinding drive wheel 31 to increase the friction with the inner wall surface of the grinding belt 32 to prevent slipping.

[0049] A pressing cylinder 36 is fixed on the middle front wall surface of the rear wall plate of the main housing 33, a pushing block 37 is fixed on the top of the push rod of the pressing cylinder 36, a central shaft of an upper transmission wheel 38 is fixed on the pushing block 37, a moving block 39 is fixed on the rear end of the central shaft, a guide block 331 is fixed on the upper front wall surface of the rear wall plate of the main housing 33, a vertical slide groove 332 is fixed in the middle of the front wall surface of the guide block 331, and the moving block 39 is inserted into the vertical slide groove 332;

[0050] The grinding belt 32 is tensioned on the grinding drive wheel 31 and the upper transmission wheel 38 , and the bottom of the grinding drive wheel 31 and the lower end of the grinding belt 32 extend out of the through groove on the bottom surface of the main housing 33 .

[0051] Furthermore, a side connecting rod 361 is fixed to the left side of the clamping cylinder 36, a positioning block 362 is hinged on the top of the side connecting rod 361, the left end of the adjusting rod 363 is fixed on the positioning block 362, an adjusting block 371 is hinged on the lower front wall surface of the pushing block 37, and a screw-connected rod portion 364 is formed on the right end of the adjusting rod 363, and the screw-connected rod portion 364 is inserted into a central through hole formed on the adjusting block 371, and the end of the screw-connected rod portion 364 extends out of the central through hole and is screwed with an adjusting nut 365, and a buffer spring 366 is inserted into the adjusting rod 363, one end of the buffer spring 366 forces the adjusting block 371, and the other end of the buffer spring 366 forces the extended edge formed on the left outer wall of the adjusting rod 363. By rotating the adjusting nut 365 , the length of the adjusting rod 363 during swinging can be adjusted, thereby adjusting the high and low pushing position of the pushing block 37 , thereby adjusting the high and low moving position of the upper transmission wheel 38 , and thereby adjusting the tension of the grinding belt 32 .

[0052] Furthermore, a side groove 333 is formed on the inner side wall of the vertical slide groove 332 , and the protrusions formed on the left and right side walls of the moving block 39 are inserted into the corresponding side grooves 333 .

[0053] Working principle: When in use, the rod body of the handle body 100 to be processed is placed on the top surface of the upper belt body of the auxiliary conveyor belt 21 and between two adjacent first positioning blocks 211, and the head of the handle body 100 to be processed is placed between two adjacent strip protrusions 201 and pressed against the surface of the conveyor belt 20, and then, the main drive motor 2 is operated to make the conveyor belt 20 and the auxiliary conveyor belt 21 rotate to realize transportation, and the rotating motors 35 of the four grinding main housings 30 are operated to realize the rotation of the four grinding drive wheels 31 and the operation of the grinding belt 32. When the head of the handle body 100 to be processed moves to the left, it is polished one by one by the four grinding belts 32, so that its top surface is polished, and the grinding effect is good and the efficiency is high.

[0054] When the grinding belt 32 needs to be replaced, the push rod of the pressing cylinder 36 can be retracted to make the upper transmission wheel 38 descend, and the grinding belt 32 can be replaced, which is very convenient.

[0055] Finally, the above implementation modes are only used to illustrate the present invention, and are not intended to limit the present invention. Ordinary technicians in the relevant technical field may make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, all equivalent technical solutions also belong to the scope of the present invention. The scope of patent protection of the present invention should be defined by the claims.

Claims

1. A four-axis surface grinding device, comprising a frame (10), characterized in that: A main tank body (11) is fixed on the top surface of the top plate of the frame (10), and a conveyor belt (20) and an auxiliary conveyor belt (21) are provided in the main tank body (11); The rear top surface of the frame (10) is provided with a mounting seat (12) extending upward, and a plurality of main grinding housings (30) are fixed on the top surface of the mounting seat (12); A plurality of grinding drive wheels (31) are installed in the grinding main housing (30), and a grinding belt (32) is tensioned on the grinding drive wheel (31); The surfaces of the conveyor belt (20) and the auxiliary conveyor belt (21) are anti-slip friction surfaces, a plurality of first positioning blocks (211) are fixed on the surface of the auxiliary conveyor belt (21), the head of the handle body (100) to be processed is placed on the top surface of the upper belt body of the conveyor belt (20), and the rod body of the handle body (100) to be processed is placed on the top surface of the upper belt body of the auxiliary conveyor belt (21) and is located between two adjacent first positioning blocks (211); The bottom end surfaces of all grinding belts (32) are close to the conveyor belt (20) and correspond to the top surface of the head of the handle body (100) to be processed; Four left support plates (22) are fixed to the top surface of the left portion of the main tank body (11); a drive shaft (23) is hinged to all the left support plates (22) via bearings; a main drive wheel (24) and an auxiliary drive wheel (25) are fixed to the drive shaft (23); and the main drive wheel (24) and the auxiliary drive wheel (25) are located between two corresponding left support plates (22); Four right adjustment support plates (26) are fixed to the top surface of the right end of the main trough body (11); the main transmission wheel (27) and the auxiliary transmission wheel (28) are located between the two corresponding right adjustment support plates (26); the two ends of the rotating shafts hinged at the middle of the main transmission wheel (27) and the auxiliary transmission wheel (28) are inserted into the lateral adjustment grooves (261) of the corresponding right adjustment support plates (26); the conveyor belt (20) is tensioned on the main transmission wheel (27) and the main drive wheel (24); and the conveyor belt (20) is inserted into the limiting annular grooves formed on the outer side walls of the main transmission wheel (27) and the main drive wheel (24); The auxiliary conveyor belt (21) is tensioned on the auxiliary transmission wheel (28) and the auxiliary drive wheel (25), and the auxiliary conveyor belt (21) is inserted into a limiting annular groove formed on the outer side walls of the auxiliary transmission wheel (28) and the auxiliary drive wheel (25); A reduction box (1) is fixed on the outer side wall of the rear plate of the left part of the main tank body (11), a main drive motor (2) is fixed on the top surface of the reduction box (1), and a rear end of the drive shaft (23) extends out of the rear plate of the main tank body (11) and is connected to the reduction box (1); The main grinding housing (30) comprises a main housing (33), a housing cover (34) is hingedly connected to the front portion of a side wall of the main housing (33) via a hinge, a rotating motor (35) is fixed to the rear wall surface of the rear wall plate of the main housing (33), and an output shaft of the rotating motor (35) passes through the front wall surface of the rear wall plate of the main housing (33) and is fixed to a grinding drive wheel (31); A clamping cylinder (36) is fixed on the middle front wall surface of the rear wall plate of the main housing (33); a pushing block (37) is fixed on the top end of the push rod of the clamping cylinder (36); a central rotating shaft of an upper transmission wheel (38) is fixed on the pushing block (37); a moving block (39) is fixed at the rear end of the central rotating shaft; a guide block (331) is fixed on the upper front wall surface of the rear wall plate of the main housing (33); a vertical slide groove (332) is fixed in the middle of the front wall surface of the guide block (331); and the moving block (39) is inserted into the vertical slide groove (332); The grinding belt (32) is tensioned on the grinding drive wheel (31) and the upper transmission wheel (38), and the bottom of the grinding drive wheel (31) and the lower end of the grinding belt (32) extend out of the through groove on the bottom surface of the main housing (33); A side connecting rod (361) is fixed to the left side of the pressing cylinder (36), a positioning block (362) is hingedly connected to the top of the side connecting rod (361), the left end of the adjusting rod (363) is fixed to the positioning block (362), an adjusting block (371) is hingedly connected to the lower front wall surface of the pushing block (37), a screw-connected rod portion (364) is formed on the right end of the adjusting rod (363), the screw-connected rod portion (364) is inserted into a central through hole formed on the adjusting block (371), the end of the screw-connected rod portion (364) extends out of the central through hole and is screwed with an adjusting nut (365), a buffer spring (366) is inserted into the adjusting rod (363), one end of the buffer spring (366) is applied to the adjusting block (371), and the other end of the buffer spring (366) is applied to an extended edge formed on the left outer wall of the adjusting rod (363).

2. A four-axis surface grinding device according to claim 1, characterized in that: A plurality of strip-shaped protrusions (201) are fixed on the surface of the conveyor belt (20), and the head of the handle body (100) to be processed is located between two adjacent strip-shaped protrusions (201).

3. The four-axis surface grinding device according to claim 1, characterized in that: A transverse adjustment screw rod (262) is inserted into the transverse adjustment slot (261), and two ends of the transverse adjustment screw rod (262) are hinged at the left and right ends of the transverse adjustment slot (261) via bearings. A rotating shaft portion formed at one end of the transverse adjustment screw rod (262) extends out of the outer wall of the right adjustment support plate (26) and is fixed with a rotating portion (263), and the end of the rotating shaft is screwed into the transverse adjustment screw rod (262).

4. The four-axis surface grinding device according to claim 1, characterized in that: A vertical support rod (50) is fixed on the rear wall surface of the right part of the rear plate of the main trough body (11), a connecting rod (51) extending forward and backward is installed on one side wall of the vertical support rod (50), a limiting plate (52) is fixed on the front end of the connecting rod (51), an elastic block (53) is fixed on the front wall surface of the limiting plate (52), the elastic block (53) is close to the upper rear side of the conveyor belt (20), and the rear wall surface of the head of the handle body (100) to be processed is close to the elastic block (53).

5. The four-axis surface grinding device according to claim 1, characterized in that: A transverse beam (29) is fixed between a left support plate (22) and a right adjustment support plate (26) at the front of the bottom plate of the main trough body (11); the transverse beam (29) is located at the bottom surface of the upper belt body of the auxiliary conveyor belt (21); the top surface of the transverse beam (29) is close to the bottom surface of the upper belt body of the auxiliary conveyor belt (21); a plurality of support columns (280) are fixed to the front top surface of the bottom plate of the main trough body (11); support blocks (281) are fixed to the top surfaces of the support columns (280); the top surfaces of the support blocks (281) are pressed against the bottom surface of the transverse beam (29).

6. The four-axis surface grinding device according to claim 1, characterized in that: A rear support plate (3) is fixed to the front top surface of the mounting seat (12), and the top surface of the rear support plate (3) is in close contact with the bottom surface of the upper belt body of the conveyor belt (20).

7. The four-axis surface grinding device according to claim 1, characterized in that: A side groove (333) is formed on the inner side wall of the vertical slide groove (332), and protrusions formed on the left and right side walls of the moving block (39) are inserted into the corresponding side grooves (333).

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