CN214487267U - Reinforced internal and external grinding machine - Google Patents

Abstract

The application relates to a reinforced internal and external grinding machine, which belongs to the technical field of grinding machines and comprises a main shaft part, wherein the main shaft part comprises a main shaft and a main shaft shell sleeved outside the main shaft; the clamping part is arranged on one side of the workbench, a clamping groove for accommodating the spindle part is formed in the clamping part, a notch communicated with the clamping groove is formed in the bottom of the clamping part, and the clamping part is divided into a first clamping part close to one side of the workbench and a second clamping part far away from one side of the workbench by taking the notch as a dividing line; and a fastening component arranged between the first clamping part and the second clamping part and used for fastening or releasing the fastening clamping piece. This application has the main shaft of being convenient for change and makes its difficult cracked effect of taking place when strengthening the main shaft structure.

Description

Reinforced internal and external grinding machine

Technical Field

The application relates to the technical field of grinding mills, in particular to a reinforced internal and external grinding mill.

Background

The grinding machine is a grinding machine for grinding the surface of a workpiece by a grinding tool coated with or embedded with an abrasive. The grinding machine is mainly used for grinding high-precision planes, inner and outer cylindrical surfaces, conical surfaces, spherical surfaces, threaded surfaces and other molded surfaces in workpieces.

In the ceramic manufacturing industry, it is one of indispensable processing technology step to utilize inside and outside to grind machine to carry out high efficiency and polish, it is general including the main shaft to grind the machine, wrap up the main shaft shell of living the main shaft, with main shaft shell integrated into one piece's linking arm, carry out the workstation fixed through bolt and linking arm, drive main shaft pivoted motor in addition, it is specific, the main shaft is mainly including the connecting axle that is located the main shaft middle part, the detachable grinding head of installing in pivot one end, install the transmission piece of keeping away from grinding head one end and motor connection in the pivot, and install the bearing between main shaft shell and pivot.

In view of the above-mentioned related art, the inventor believes that there are drawbacks in that, because the grinding head needs to be abutted against the workpiece during grinding, the thrust exerted by the workpiece on the grinding head is not necessarily in the axial direction, which results in an excessive stress, the connecting shaft is easy to break, and when a different spindle needs to be replaced, the connecting shaft needs to be detached and replaced together with the connecting arm, which wastes materials and needs to be further improved.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the main shaft is changed to lead to the connecting arm to be changed together and produce the wasting of resources, the application provides an inside and outside grinding machine of strenghthened type.

The application provides a strenghthened type inside and outside grinding machine adopts following technical scheme:

a reinforced internal and external grinding machine comprises a main shaft part, wherein the main shaft part comprises a main shaft and a main shaft shell sleeved outside the main shaft; the clamping part is arranged on one side of the workbench, a clamping groove for accommodating the spindle part is formed in the clamping part, a notch communicated with the clamping groove is formed in the bottom of the clamping part, and the clamping part is divided into a first clamping part close to one side of the workbench and a second clamping part far away from one side of the workbench by taking the notch as a dividing line; and a fastening component arranged between the first clamping part and the second clamping part and used for fastening or releasing the fastening clamping piece.

By adopting the technical scheme, the spindle shell and the spindle are integrated by the arranged spindle part, and the spindle is clamped and fixed by the clamping part, so that when the spindle needs to be disassembled and replaced, the spindle part only needs to be disassembled and replaced from the clamping part, the clamping part does not need to be replaced together, the resource waste is reduced, and the spindle part can be fastened or unfastened by the arranged fastening part.

Optionally, the fastening assembly comprises a rotating block and a screw rod, a rotating groove with an opening facing the second clamping portion is formed in one side, close to the second clamping portion, of the first clamping portion, the rotating block is rotatably connected in the rotating groove, a screw hole with an extending direction perpendicular to the extending direction of the main shaft piece is formed in the second clamping portion, and the screw rod is fixedly connected with the rotating block through the opening and is inserted into the screw hole in a threaded manner.

Through adopting above-mentioned technical scheme, it is close to towards first clamping part direction to rotate the screw rod and can drive the second clamping part to realize the fastening to the installation of main shaft spare.

Optionally, a threaded hole with an extending direction consistent with that of the threaded hole is formed in the second clamping portion, and a threaded rod abutted against the first clamping portion is connected to the threaded hole in a threaded manner.

Through adopting above-mentioned technical scheme, rotate the threaded rod and can keep away from first clamping part with the second clamping part for clearance grow between the two is convenient for dismantle in order to realize changing main shaft spare.

Optionally, the spindle housing is provided with a spline with an extending direction consistent with that of the spindle part, and the clamping part is located on the inner wall of the top of the clamping groove and provided with a spline groove for inserting the spline.

Through adopting above-mentioned technical scheme, the spline that sets up is mutually supported with the spline groove, can further strengthen restriction and location to main shaft spare pivoted.

Optionally, the motor is installed at the top of the workbench, a turntable is fixedly connected to one end of the motor output shaft, and a conveying belt is sleeved on the outer side wall of the turntable and the outer side wall of the transmission block of the main shaft.

Through adopting above-mentioned technical scheme, the starter motor drive output shaft rotates to drive the carousel and rotate, make conveyer and drive block also rotate, and then make the main shaft take place to rotate, simple structure easily realizes.

Optionally, first installation ear is installed to workstation top one side, the holder is close to workstation top both sides department and installs second installation ear, set up the through-hole in first installation ear and the second installation ear and rotate the connection through wearing to be equipped with the pivot in the through-hole, be equipped with between second installation ear and the first installation ear and be used for fixed holder pivoted mounting.

Through adopting above-mentioned technical scheme, be connected for rotating between workstation and the holder, be favorable to dismantling the conveying belt through the lifting holder, simultaneously, the mounting of setting can be fixed holder turned angle.

Optionally, the fixing part is a reset self-locking spring plug, the second mounting lug is provided with a thread groove, the thread part of the reset self-locking spring plug is in threaded connection with the thread groove, and the first mounting lug is provided with a plurality of jacks for inserting the bolts of the reset self-locking spring plug.

Through adopting above-mentioned technical scheme, the auto-lock spring stopper that resets that sets up can be when the jack aligns the bolt, insert the bolt to the jack in to the realization is fixed to holder pivoted.

Optionally, a reinforcing plate is arranged on one side, close to the workbench, of the bottom of the clamping piece, a fixing rod is connected between the reinforcing plate and the workbench through threads, a through hole for the fixing rod to penetrate through is formed in the middle of the reinforcing plate, and a thread groove for the fixing rod to penetrate through is formed on one side, close to the reinforcing plate, of the workbench.

Through adopting above-mentioned technical scheme, rotate the dead lever and make the dead lever screw thread alternate in the thread groove for the holder is fixed on the workstation, and it produces the influence to main shaft grinding work to reduce the holder to take place to rotate.

Optionally, a reinforcing support is arranged on one side of the main shaft member conveying belt.

Through adopting above-mentioned technical scheme, the enhancement support piece that sets up can increase the holding power to the main shaft, strengthens main shaft atress ability for the difficult fracture that takes place of main shaft.

In summary, the present application includes at least one of the following beneficial technical effects:

the main shaft part that sets up main shaft shell and main shaft as an organic whole, can be through the holder with main shaft part centre gripping in the centre gripping inslot to utilize the fastener of setting to fasten main shaft part, thereby realize fixed to the centre gripping of main shaft part, when main shaft break off need dismantle when changing, with main shaft part from the holder the solid change can, needn't change the holder, reduced the wasting of resources.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a partially sectional schematic view of the main shaft member in the embodiment of the present application.

FIG. 3 is an overall cross-sectional schematic view of an embodiment of the present application.

Fig. 4 is a schematic diagram of the overall explosive structure of the embodiment of the present application.

Description of reference numerals: 1. a main shaft member; 10. a main shaft; 100. a grinding head; 101. a connecting shaft; 102. a bearing; 103. a transmission block; 11. a spindle housing; 12. a work table; 2. a clamping member; 20. a clamping groove; 21. a notch; 22. a first clamping portion; 23. a second clamping portion; 3. a rotating groove; 30. rotating the block; 31. a screw hole; 32. a screw; 33. a threaded hole; 34. a threaded rod; 4. a spline; 40. a spline groove; 5. a motor; 50. a turntable; 51. a conveyor belt; 6. a first mounting ear; 60. a second mounting ear; 61. resetting the self-locking spring plug; 62. a thread groove; 63. a jack; 64. a rotating shaft; 7. a reinforcing plate; 70. fixing the rod; 71. perforating; 72. and (4) a spiral groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses inside and outside mill of strenghthened type. Referring to fig. 1 and 2, the enhanced type inside and outside grinder includes a table 12, a holder 2, and a main shaft member 1. Wherein, the main shaft element 1 comprises a main shaft 10 and a main shaft shell 11, the main shaft 10 is arranged in the main shaft shell 11, the main shaft 10 comprises a grinding head 100, a connecting shaft 101, a bearing 102 and a transmission block 103, wherein, one end of the connecting shaft 101 is detachably connected with the grinding head 100, the other end of the connecting shaft 101 is fixedly connected with the transmission block 103, the transmission block 103 is a cylindrical block, the transmission block 103 is one of transmission pieces for realizing the rotation of the grinding head 100 driven by the power piece, specifically, the driving piece is a motor 5 arranged at the top of the worktable 12, the output shaft of the motor 5 is fixedly connected with a turntable 50, a transmission belt 51 is tightly connected between the rotary table 50 and the transmission block 103, the starting motor 5 can drive the output shaft to drive the rotary table 50 to rotate, and then the transmission belt 51 and the transmission block 103 are driven to rotate, and the rotation of the transmission block 103 realizes the rotation of the grinding head 100 under the joint action of the connecting shaft 101.

Next, referring to fig. 2, the inner ring of the bearing 102 is sleeved on the outer wall of the connecting shaft 101, and the outer ring is fixed to the spindle housing 11, in order to solve the problem that the connecting shaft 101 is easily broken due to excessive stress when the polishing head 100 is abutted to a workpiece during polishing, in this embodiment, one side of the connecting shaft 101 close to the polishing head 100 is thickened, so that the stress capability of the connecting shaft 101 can be enhanced, and meanwhile, a reinforcing support member is provided on one side of the connecting shaft 101 close to the polishing head 100 of the spindle 10, specifically, the reinforcing support member is two large bearings 102, so that the stress capability can be enhanced by reinforcing the support of the connecting shaft 101.

Referring to fig. 3, the main shaft member 1 is detachably mounted in the holder 2, and the top side of the table 12 is rotatably coupled to the holder 2.

Referring to fig. 3 and 4, regarding the detachable installation of the main shaft 1, specifically, a clamping groove 20 is formed in the clamping member 2, the extending direction of the clamping groove 20 is the same as the extending direction of the worktable 12, the clamping groove 20 can accommodate the main shaft 1, and at the same time, a notch 21 is arranged at the bottom of the clamping piece 2, the notch 21 is communicated with the clamping groove 20 and is consistent with the extending direction of the clamping groove 20, in this embodiment, the clamping member 2 is divided into a first clamping portion 22 and a second clamping portion 23 by using the notch 21 as a dividing line, the first clamping portion 22 is close to the side of the worktable 12, and the second clamping part 23 at the side of the second clamping part 23 far away from the workbench 12, when the main shaft element 1 is inserted into the clamping groove 20, the spindle element 1 can be further tightened or loosened by providing a tightening assembly between the first clamping portion 22 and the second clamping portion 23 near the notch 21.

Specifically, referring to fig. 3 and 4, in this embodiment, two fastening assemblies are provided, each fastening assembly includes a rotating block 30 and a screw rod 32, wherein the rotating groove 3 is formed on one side of the first clamping portion 22 close to the second clamping portion 23, an opening of the rotating groove 3 is close to the notch 21 and faces the second clamping portion 23, the rotating block 30 is rotatably connected in the rotating groove 3, the screw rod 32 is fixedly connected with the rotating block 30 through the opening, meanwhile, a screw hole 31 is formed in the second clamping portion 23, an extending direction of the screw hole 31 is perpendicular to an extending direction of the clamping groove 20, the screw rod 32 is inserted into the screw hole 31 in a threaded manner, the second clamping portion 23 can be close to the first clamping portion 22 by rotating the screw rod 32, and fastening of the spindle unit 1 is enhanced.

In addition, when the main shaft element 1 needs to be replaced, the main shaft element 1 can be unfastened by reversely rotating the screw rod 32, but under the long-term clamping action of the first clamping part 22 and the second clamping part 23, the main shaft element 1 is difficult to pull out from the clamping groove 20, therefore, a threaded hole 33 is formed in the position, close to the notch 21, of the second clamping part 23, the extending direction of the threaded hole 33 is consistent with the extending direction of the threaded hole 31, a threaded rod 34 is connected to the threaded hole 33 in a threaded manner, the threaded rod 34 is abutted to the first clamping part 22, the gap of the notch 21 can be opened by rotating the threaded rod 34, and the main shaft element 1 is easier to pull out.

Further, refer to fig. 4, in order to further reinforce and fix a position main shaft part 1's installation, there is spline 4 in main shaft shell 11 department integrated into one piece, the extending direction of spline 4 is unanimous with the extending direction that main shaft part 1 placed behind centre gripping groove 20, and simultaneously, be located centre gripping groove 20 top inner wall department at centre gripping piece 2 and seted up 4 grooves of spline, the extending direction in 4 grooves of spline is unanimous with 4 extending direction of spline, 4 grooves of spline and 4 looks adaptations of spline, 4 grooves of spline can supply spline 4 to alternate.

In addition, referring to fig. 4, regarding the rotational connection between the worktable 12 and the clamping member 2, specifically, the first mounting ears 6 are mounted on one side of the top of the worktable 12, in this embodiment, the number of the first mounting ears 6 is preferably two, meanwhile, the second mounting ears 60 are mounted on one side of the top of the clamping member 2 close to the worktable 12, the number of the first mounting ears 6 of the second mounting ears 60 is preferably two, one of the first mounting ears 6 is attached to one of the second mounting ears 60, through holes (not shown in the drawing) are formed in both the first mounting ears 6 and the second mounting ears 60, and the rotating shaft 64 is inserted in the through holes to realize the rotational connection of the clamping member 2.

Referring to fig. 4, since the connection between the transmission belt 51 and the transmission block 103 of the spindle unit 1 and the turntable 50 of the motor 5 is relatively tight, in order to facilitate the detachment of the transmission belt 51 and to prevent other components on the table 12 from affecting the detachment of the spindle unit 1, the clamping unit 2 needs to be rotated and lifted, and the clamping unit 2 needs to be fixed after the rotation, so that a fixing member is disposed between the first mounting lug 6 and the second mounting lug 60.

In this embodiment, referring to fig. 4, the fixing member is a reset self-locking spring plug 61, specifically, a thread groove 62 is formed at the second mounting lug 60, an extending direction of the thread groove 62 is consistent with an extending direction of the through hole, and a thread portion of the reset self-locking spring plug 61 is connected in the thread groove 62 in a threaded manner, and meanwhile, an insertion hole 63 is formed in the first mounting lug 6, an extending direction of the insertion hole 63 is consistent with an extending direction of the thread groove 62, in this embodiment, the number of the insertion holes 63 is preferably three, the insertion hole 63 is used for inserting a plug pin of the reset self-locking spring plug 61, and when the lifting clamping member 2 rotates to align the insertion hole 63 with the plug pin of the reset self-locking spring plug 61, the plug pin can be inserted into the insertion hole 63 to be fixed by rotating the head of the reset self-locking spring plug 61.

Wherein, refer to fig. 3, holder 2 is more in the state that the centre gripping driving shaft carries out the operation, in order to avoid holder 2 to rotate the influence to grinding effect, be close to workstation 12 one side integrated into one piece at holder 2 bottom and have gusset plate 7, and seted up perforation 71 at gusset plate 7's middle part, perforation 71 extending direction is unanimous with the extending direction of through-hole, and simultaneously, be close to gusset plate 7 one side at workstation 12 and seted up spiral shell groove 72, the extending direction of spiral shell groove 72 is unanimous with the extending direction of perforation 71, and through there being dead lever 70 at spiral shell groove 72 and through-hole female connection, realize fixing holder 2 on workstation 12.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides an inside and outside mill of strenghthened type which characterized in that: the spindle comprises a spindle part (1), wherein the spindle part (1) comprises a spindle (10) and a spindle shell (11) sleeved outside the spindle (10); the clamping part (2) is arranged on one side of the workbench (12), a clamping groove (20) for accommodating the spindle part (1) is formed in the clamping part (2), a notch (21) communicated with the clamping groove (20) is formed in the bottom of the clamping part (2), and the clamping part (2) is divided into a first clamping part (22) close to one side of the workbench (12) and a second clamping part (23) far away from one side of the workbench (12) by taking the notch (21) as a dividing line; and a fastening component arranged between the first clamping part (22) and the second clamping part (23) and used for fastening or releasing the fastening clamping piece (2).

2. The reinforced internal and external grinding machine according to claim 1, characterized in that: fastening components includes turning block (30) and screw rod (32), first clamping part (22) are close to second clamping part (23) one side and offer opening towards rotation groove (3) of second clamping part (23), turning block (30) rotate to be connected in rotation groove (3), extending direction and main shaft spare (1) extending direction looks vertically screw (31) have been seted up in second clamping part (23), screw rod (32) are through opening and turning block (30) fixed connection and screw thread interlude in screw (31).

3. The reinforced internal and external grinding machine according to claim 2, characterized in that: and a threaded hole (33) with the extending direction consistent with that of the threaded hole (31) is formed in the second clamping part (23), and a threaded rod (34) connected with the first clamping part (22) in an abutting mode is connected to the threaded hole (33) in an internal thread mode.

4. The reinforced internal and external grinding machine according to claim 1, characterized in that: the main shaft shell (11) is provided with a spline (4) with the extending direction consistent with that of the main shaft part (1), and the clamping part (2) is located on the inner wall of the top of the clamping groove (20) and is provided with a spline (4) groove for the spline (4) to penetrate through.

5. The reinforced internal and external grinding machine according to claim 1, characterized in that: motor (5) are installed at workstation (12) top, motor (5) output shaft one end fixedly connected with carousel (50), the cover is located to the driving block lateral wall of carousel (50) lateral wall and main shaft (10) is equipped with conveyer belt (51).

6. The reinforced internal and external grinding machine according to claim 1, characterized in that: first installation ear (6) are installed to workstation (12) top one side, holder (2) are close to workstation (12) top both sides department and install second installation ear (60), set up the through-hole in first installation ear (6) and second installation ear (60) and rotate the connection through wearing to be equipped with pivot (64) in the through-hole, be equipped with between second installation ear (60) and first installation ear (6) and be used for fixed holder (2) pivoted mounting.

7. The reinforced internal and external grinding machine according to claim 6, wherein: the fixing piece is a reset self-locking spring plug (61), a thread groove (62) is formed in the second mounting lug (60), the thread portion of the reset self-locking spring plug (61) is connected in the thread groove (62) in a threaded mode, and a plurality of insertion holes (63) for inserting the insertion pins of the reset self-locking spring plug (61) are formed in the first mounting lug (6).

8. The reinforced internal and external grinding machine according to claim 7, wherein: the clamping piece is characterized in that a reinforcing plate (7) is arranged on one side, close to the workbench (12), of the bottom of the clamping piece (2), a fixing rod (70) is connected between the reinforcing plate (7) and the workbench (12) in a threaded mode, a through hole (71) for the fixing rod (70) to penetrate through is formed in the middle of the reinforcing plate (7), and a thread groove (72) for the fixing rod (70) to penetrate through is formed in one side, close to the reinforcing plate (7), of the workbench (12).

9. The reinforced internal and external grinding machine according to claim 5, wherein: and a reinforcing support piece is arranged on one side of the main shaft piece (1) and the conveying belt (51).

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