CN221135314U - Grinding device is used in screw production - Google Patents

Abstract

The utility model discloses a polishing device for screw production, which relates to the field of screw production equipment. According to the utility model, through the arrangement of the rack, the gear, the linkage frame, the guide block, the double-headed motor, the pawl, the first grinding disc and the second grinding disc, the guide block moves downwards to enable the double-headed motor to move downwards, meanwhile, the gear rotates clockwise, when the gear rotates clockwise, the pawl does not transfer force to the linkage frame, the double-headed motor does not overturn, when the first grinding disc of the double-headed motor contacts with a screw, the screw is coarsely ground, then, when the guide block moves upwards, the gear rotates anticlockwise, the pawl pushes the linkage frame, and then the double-headed motor overturns for 180 degrees, fine grinding is carried out on the screw, and the problem of mode switching between coarse grinding and fine grinding of the grinding device can be solved.

Description

Grinding device is used in screw production

Technical Field

The utility model relates to the field of screw production equipment, in particular to a polishing device for screw production.

Background

Screws are an indispensable industrial necessity in daily life: screws are used for cameras, glasses, watches, electronics, etc., and the screws have burrs on the surfaces after industrial production, and the screws need to be polished to be smooth, so that a polishing device is needed for polishing the screws.

Polishing devices such as polisher and burnishing machine often are used to the screw of polishing among the prior art, need carry out the coarse grinding to the screw earlier when polishing the screw, then carry out the correct grinding to the screw, but prior art is to the switching of two kinds of modes of correct grinding and coarse grinding of polishing device, need be realized through manual change polishing dish of staff, can influence polishing device's efficiency of polishing when changing polishing dish, it is longer to lead to reaching polishing effect time spent, consequently, proposes a screw production is with grinding device and is used for solving the problem of the mode switching of coarse grinding and correct grinding, improve polishing efficiency.

Disclosure of utility model

Based on the above, the utility model aims to provide a polishing device for screw production, so as to solve the technical problem that the mode switching of rough grinding and fine grinding of the polishing device is complicated.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a grinding device is used in screw production, includes the base, be connected with the support frame on the base, the spout has been seted up on the support frame surface, support frame surface connection has the rack, support frame surface connection has the pneumatic cylinder, the piston rod of the output of pneumatic cylinder is connected with the guide block, guide block surface connection has the link frame, the gear has been cup jointed to the link frame outside, gear internally connected has the ratchet, the stud motor is installed to link frame one end, and two outputs of stud motor are connected with first grinding dish and second grinding dish respectively, the link intra-frame connection has the pawl, pawl surface connection has the torsional spring.

Through adopting above-mentioned technical scheme, the pneumatic cylinder output passes through piston rod drive guide block and moves down, the guide block moves down in-process and drives the double-end motor and move down, simultaneously, the gear clockwise rotation, when the gear clockwise rotation, double-end motor does not overturn under the effect of pawl, carry out the coarse grinding to the screw when double-end motor's first grinding dish contacts the screw, after the screw coarse grinding finishes, the pneumatic cylinder output makes the guide block upwards through the piston rod, the gear anticlockwise rotates, and double-end motor moves up and overturn 180 degrees, the pneumatic cylinder output makes the guide block move down through the piston rod afterwards, then the guide block makes the double-end motor move down, when double-end motor's second grinding dish and screw contact, carry out the finish grinding to the screw, thereby can solve grinding device coarse grinding and the problem of mode switching of finish grinding.

Further, the base is connected with a cross sliding table, a nut is connected to the cross sliding table, and the nut is movably connected with the base.

Through adopting above-mentioned technical scheme, before polishing begins, earlier with the screw fixation on the nut, the staff opens the cross slip table during polishing, and the nut passes through cross slip table and base swing joint, and the cross slip table can be with the screw delivery to by the department of polishing.

Further, the guide block is movably connected with the support frame.

Through adopting above-mentioned technical scheme, when needs polish the screw, the pneumatic cylinder output passes through piston rod drive guide block and removes in the spout, and the guide block moves down and makes the double-end motor move down, carries out the coarse grinding to the screw when first grinding dish contacts the screw.

Further, the rack is meshed with the gear.

Through adopting above-mentioned technical scheme, when the pneumatic cylinder output passes through piston rod drive guide block and reciprocates, because rack and gear engagement, the gear can rotate on the rack, and when the guide block moved up, the gear rotated clockwise.

Further, the double-headed motor is movably connected with the guide block.

Through adopting above-mentioned technical scheme, the pneumatic cylinder output makes the guide block move down through the piston rod, and when the guide block moved down, the guide block drove the double-end motor and moves down, and double-end motor passes through link frame and guide block swing joint.

Further, the nuts are arranged in four, and the four nuts are distributed in a rectangular array.

Through adopting above-mentioned technical scheme, the nut is provided with four, can make more screws fixation on a plurality of nuts, and when grinding device was polished the screw, will four the nut is rectangular array and distributes can improve polishing efficiency.

Further, the ratchet wheel is movably connected with the pawl.

Through adopting above-mentioned technical scheme, in the in-process of polishing, when the guide block upwards moved, gear and ratchet clockwise rotation, when the guide block moved down, the gear anticlockwise rotated, and at this moment, the gear idles under the effect of pawl.

In summary, the utility model has the following advantages:

According to the utility model, through the arrangement of the rack, the gear, the linkage frame, the guide block, the double-headed motor, the pawl, the first grinding disc and the second grinding disc, the output end of the hydraulic cylinder drives the guide block to move downwards through the piston rod, the guide block moves downwards to enable the double-headed motor to move downwards, meanwhile, the gear rotates clockwise, when the gear rotates clockwise, the ratchet wheel and the pawl rotate clockwise, the pawl does not transmit force to the linkage frame, so that the double-headed motor does not overturn, when the first grinding disc of the double-headed motor contacts with a screw, the screw is subjected to rough grinding, after the rough grinding is finished, the output end of the hydraulic cylinder moves upwards through the piston rod, the guide block moves upwards to enable the double-headed motor to move upwards, the gear rotates anticlockwise, at the moment, the ratchet wheel rotates to push the linkage frame, the linkage frame is stressed to enable the double-headed motor to overturn 180 degrees, then the output end of the hydraulic cylinder moves downwards through the piston rod, the guide block moves downwards to enable the double-headed motor to move downwards, and when the second grinding disc of the double-headed motor contacts with the screw, the screw is subjected to finish grinding, so that the screw is subjected to finish grinding, and the problem of switching between rough grinding and finish grinding modes of the grinding device is solved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a gear cross-sectional structure according to the present utility model;

FIG. 3 is a schematic diagram of the explosion structure of the gear according to the present utility model;

fig. 4 is an enlarged view of the structure of fig. 2 at a in accordance with the present utility model.

In the figure: 1. a base; 2. a support frame; 3. a hydraulic cylinder; 4. a rack; 5. a gear; 6. a linkage frame; 7. a guide block; 8. a double-ended motor; 9. a cross sliding table; 10. a nut; 11. a chute; 12. a pawl; 13. a torsion spring; 14. polishing disc.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

1, 2, 3 And 4 show, including base 1, base 1 top fixedly connected with support frame 2, spout 11 has been seted up to support frame 2 surface below, guide block 7 slides from top to bottom in spout 11 during polishing, support frame 2 surface one side is connected with rack 4, support frame 2 surface top is connected with pneumatic cylinder 3, the piston rod of the output of pneumatic cylinder 3 is connected with guide block 7, when guide block 7 reciprocates, make double-end motor 8 reciprocate, guide block 7 surface rotation is connected with link frame 6, link frame 6 outside has cup jointed gear 5, gear 5 inside fixedly connected with ratchet 16, rack 4 meshes with gear 5, ratchet 16 rotates with pawl 12 to be connected, when gear 5 anticlockwise rotates, ratchet 16 makes gear 5 idle running under the effect of pawl 12, double-end motor 8 is installed to link frame 6 one end, two output of double-end motor 8 are connected with first grinding dish 14 and second grinding dish 15 respectively, first grinding dish 14 can rough grinding to the screw, second grinding 15 can be to the fine grinding, link frame 6 is interior fixedly connected with pawl 12, pawl 12 is connected with surface 13, can carry out spacing torsion spring 16.

Referring to fig. 1, in the above embodiment, the top of the base 1 is connected with the cross sliding table 9, the top of the cross sliding table 9 is connected with the nut 10, the nut 10 can fix the screw, the nut 10 is slidably connected with the base 1, the nuts 10 are provided with four, and the four nuts 10 are distributed in rectangular array, and the arrangement of the four nuts 10 can improve polishing efficiency.

Referring to fig. 1, in the above embodiment, the guide block 7 is slidably connected with the support frame 2, and when the guide block 7 moves down, the double-headed motor 8 is driven to move down, and the double-headed motor 8 is rotationally connected with the guide block 7 through the linkage frame 6, so that the double-headed motor 8 can be turned over conveniently.

The implementation principle of the embodiment is as follows: firstly, a worker fixes a screw on a nut 10, then the worker opens a cross sliding table 9 to work, the cross sliding table 9 enables the nut 10 to move to a polishing position, meanwhile, the worker opens a double-headed motor 8 and a hydraulic cylinder 3, the output end of the hydraulic cylinder 3 drives a guide block 7 to move downwards through a piston rod, the guide block 7 drives the double-headed motor 8 to move downwards in the downward moving process, meanwhile, a gear 5 rotates clockwise, as a pawl 12 is connected to a linkage frame 6, when the gear 5 rotates clockwise, a ratchet wheel 16 and the pawl 12 rotate clockwise, the pawl 12 does not transmit force to the linkage frame 6, therefore, the double-headed motor 8 does not overturn, and when a first polishing disc 14 of the double-headed motor 8 contacts the screw, the screw is coarsely polished;

after the first grinding disc 14 finishes rough grinding of the screw, the output end of the hydraulic cylinder 3 enables the guide block 7 to move upwards through the piston rod, in the process of upward movement of the guide block 7, the double-headed motor 8 moves upwards, the gear 5 rotates anticlockwise, at the moment, the ratchet wheel 16 rotates anticlockwise, the ratchet wheel 16 pushes the pawl 12 when rotating anticlockwise, the pawl 12 pushes the linkage frame 6, the linkage frame 6 is stressed to enable the double-headed motor 8 to overturn 180 degrees, then the output end of the hydraulic cylinder 3 enables the guide block 7 to move downwards through the piston rod, the guide block 7 moves downwards to enable the double-headed motor 8 to move downwards, and when the second grinding disc 15 of the double-headed motor 8 contacts the screw, the screw is subjected to fine grinding.

Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.

Claims (7)

1. Grinding device is used in screw production, including base (1), its characterized in that: the novel grinding machine is characterized in that a support frame (2) is connected to the base (1), a sliding groove (11) is formed in the surface of the support frame (2), a rack (4) is connected to the surface of the support frame (2), a hydraulic cylinder (3) is connected to the surface of the support frame (2), a guide block (7) is connected to a piston rod of an output end of the hydraulic cylinder (3), a linkage frame (6) is connected to the surface of the guide block (7), a gear (5) is sleeved outside the linkage frame (6), a ratchet wheel (16) is connected to the inside of the gear (5), a double-headed motor (8) is arranged at one end of the linkage frame (6), a first grinding disc (14) and a second grinding disc (15) are connected to two output ends of the double-headed motor (8) respectively, a pawl (12) is connected to the inside of the linkage frame (6), and a torsion spring (13) is connected to the surface of the pawl (12).

2. The polishing device for screw production according to claim 1, wherein: the novel sliding table is characterized in that a cross sliding table (9) is connected to the base (1), a nut (10) is connected to the cross sliding table (9), and the nut (10) is movably connected with the base (1).

3. The polishing device for screw production according to claim 1, wherein: the guide block (7) is movably connected with the support frame (2).

4. The polishing device for screw production according to claim 1, wherein: the rack (4) is meshed with the gear (5).

5. The polishing device for screw production according to claim 1, wherein: the double-headed motor (8) is movably connected with the guide block (7).

6. The polishing device for screw production according to claim 2, wherein: the nuts (10) are arranged in four, and the four nuts (10) are distributed in a rectangular array.

7. The polishing device for screw production according to claim 6, wherein: the ratchet wheel (16) is movably connected with the pawl (12).