CN217255113U

CN217255113U - Side edge grinding device for machining rack

Info

Publication number: CN217255113U
Application number: CN202221206987.9U
Authority: CN
Inventors: 张琪琛
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-19
Filing date: 2022-05-19
Publication date: 2022-08-23
Anticipated expiration: 2032-05-19

Abstract

The utility model provides a side grinding device for rack processing belongs to rack processing technology field, and it has solved some current grinding device in the course of working, and the single only can polish the problem of inefficiency to one side of rack. This a side grinding device for rack processing, including the processing platform, the top of processing platform runs through respectively and has seted up logical groove and transverse groove, and the both sides of processing platform all are fixed with a supporting bench, and a supporting bench's top is fixed with first hydraulic stem, and the output shaft of first hydraulic stem is fixed with the grip block, and the opposite side of grip block bonds there is the rubber pad. The utility model discloses can carry out the centre gripping to two head ends of rack to can fix the rack of different length, the device can also carry out the centre gripping to the both sides limit of rack moreover, prevents effectively that the rack from at the course of working skew, promotes the machining precision, and after fixing the rack, the device also can polish simultaneously to the both sides limit of rack, has improved machining efficiency.

Description

Side edge grinding device for machining rack

Technical Field

The utility model belongs to the technical field of rack processing, a grinding device is related to, especially a side grinding device for rack processing.

Background

The rack is a special gear with teeth distributed on the strip-shaped body, the rack is also divided into a straight-tooth rack and a helical-tooth rack, the straight-tooth rack and the helical-tooth rack are respectively matched with a straight-tooth cylindrical gear and a helical-tooth cylindrical gear for use, the tooth profile of the rack is a straight line instead of an involute, the tooth profile of the rack is equivalent to a cylindrical gear with an infinite reference circle radius, and the rack is a strip-shaped part matched with the gear.

The rack is after finishing processing, in order to ensure the smoothness on both sides limit, consequently, need polish to both sides limit and remove the burr, but traditional grinding device is at the in-process of polishing the rack, the single only can polish to a side of rack, and can't polish to both sides limit simultaneously, finish the back at unilateral, still need overturn to another side and polish, lead to machining efficiency low, simultaneously at the in-process of polishing, grinding device still need fix the rack, but grinding device mostly only can fix the rack of single length, and fixed firm inadequately, easy skew, influence the machining precision.

SUMMERY OF THE UTILITY MODEL

The utility model aims at having the above-mentioned problem to current technique, provided a side grinding device for rack processing, this a side grinding device for rack processing can carry out the centre gripping to two head ends of rack to can fix the rack of different length, can also polish simultaneously to the both sides limit of rack simultaneously.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a side grinding device for rack processing, includes the processing platform, the top of processing platform is run through respectively and has been seted up logical groove and transverse groove, the both sides of processing platform all are fixed with a supporting bench, the top of supporting bench is fixed with first hydraulic stem, the output shaft of first hydraulic stem is fixed with the grip block, the opposite side of grip block bonds there is the rubber pad, one side of processing bench side is provided with the mobile station, the bottom of mobile station is fixed with montant and supporting wheel respectively, the bottom mounting of montant has the movable block, the bottom of processing platform is provided with drive adjustment mechanism, the top of mobile station is fixed with the second hydraulic stem, the output shaft of second hydraulic stem is fixed with the fly leaf, the fixed surface of fly leaf has the second motor, the output shaft of second motor is fixed with the polishing dish.

The utility model discloses a theory of operation is: place the rack between the grip block of both sides, open the first hydraulic stem of both sides, it makes the rubber pad on both sides grip block surface carry out the centre gripping to the rack, open pneumatic clamp simultaneously and carry out the centre gripping to two sides of rack, thereby prevent that the rack from dropping or squinting, it makes the distance of both sides polishing dish the same with the width of rack to open the second hydraulic stem, open first motor and second motor afterwards, first motor drives first screw rod and second screw rod and rotates, then orders about the movable block and drives the montant, the mobile platform, the fly leaf, second motor and polishing dish are one and move in the horizontal direction, the polishing dish of both sides is polished the processing to the both sides limit of rack, and the work efficiency is improved.

The driving and adjusting mechanism comprises an installation table, a first motor, a first screw rod and a second screw rod, the installation table is arranged below the processing table, the first motor is fixed to the top of the installation table, the first screw rod and the second screw rod are arranged at the bottom of the processing table and are rotatably connected with the surface of the bottom of the processing table through bearing seats, the first screw rod is connected with the second screw rod through a belt in a transmission mode, an output shaft of the first motor is connected with the second screw rod through a belt in a transmission mode, and a plurality of moving blocks are in threaded connection with the first screw rod and the second screw rod.

By adopting the structure, the gear rack polishing device is used for driving the second motor and the polishing disc to move in the horizontal direction and polishing the gear rack.

The length of the first screw rod is the same as that of the second screw rod, and the screw thread turning direction of the first screw rod is the same as that of the second screw rod.

By adopting the structure, the moving blocks on the two sides can move synchronously.

A plurality of support frames are fixed above the processing table, and pneumatic clamps are fixed below the inner sides of the support frames.

Structure more than adopting for carry out the centre gripping to the side of rack and fix, increase fixed fastness.

Sliding sleeves are fixed on two sides of the top of the mobile platform, a sliding rod is fixed on one side, close to the mobile platform, of the movable plate, and the sliding rod is connected with the inner walls of the sliding sleeves in a sliding mode.

The structure for increase the stability of fly leaf in the motion process, prevent that the fly leaf from buckling the output shaft of second hydraulic stem more than adopting.

The number of the supporting wheels is two, the supporting wheels are respectively fixed on two sides of the bottom of the mobile station, and the supporting wheels are in rolling connection with the surface of the top of the processing table.

By adopting the structure, the lateral rotation of the moving block is avoided, and the stability of the moving platform in the moving process is improved.

Compared with the prior art, this a side grinding device for rack processing has following advantage:

1. the utility model discloses can carry out the centre gripping to two head ends of rack to can fix the rack of different length, and the device can also carry out the centre gripping to the both sides limit of rack, prevent effectively that the rack from at the course of working skew, promote the machining precision, after fixing the rack simultaneously, the device also can polish simultaneously to the both sides limit of rack, has improved machining efficiency, has solved some current grinding device in the course of working, and the single only can polish one side of rack, the problem of inefficiency.

2. Through the setting of mount table, first motor, first screw rod and second screw rod, open first motor alright drive first screw rod and the rotation of second screw rod, later the movable block on first screw rod and second screw rod surface begins to drive the motion of mobile station under the effect of screw thread to drive the second motor of top and polish and coil together motion, and polish the rack.

3. Through the setting of support frame and pneumatic clamp, the support frame is used for fixing pneumatic clamp, and pneumatic clamp then can carry out the centre gripping to the side of rack, increases fixed fastness.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic view of the present invention in operation.

Fig. 3 is a schematic view of a partial three-dimensional structure in the present invention.

Fig. 4 is a schematic view of a partial three-dimensional structure in the present invention.

Fig. 5 is a schematic bottom perspective view of the present invention.

In the figure, 1, a processing table; 2. a through groove; 3. a transverse slot; 4. a support table; 5. a first hydraulic lever; 6. a clamping plate; 7. a rubber pad; 8. a mobile station; 9. a vertical rod; 10. a moving block; 11. a drive adjustment mechanism; 111. an installation table; 112. a first motor; 113. a first screw; 114. a second screw; 12. a support wheel; 13. a second hydraulic rod; 14. a movable plate; 15. a second motor; 16. grinding disc; 17. a support frame; 18. pneumatic clamping; 19. a slide bar; 20. and (4) a sliding sleeve.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1-5, the side edge polishing device for processing a rack comprises a processing table 1, wherein the top of the processing table 1 is respectively provided with a through groove 2 and a transverse groove 3 in a penetrating manner, both sides of the processing table 1 are respectively fixed with a support platform 4, the top of the support platform 4 is fixed with a first hydraulic rod 5, an output shaft of the first hydraulic rod 5 is fixed with a clamping plate 6, the other side of the clamping plate 6 is bonded with a rubber pad 7, one side above the processing table 1 is provided with a mobile platform 8, the bottom of the mobile platform 8 is respectively fixed with a vertical rod 9 and a support wheel 12, the bottom end of the vertical rod 9 is fixed with a moving block 10, the bottom of the processing table 1 is provided with a driving and adjusting mechanism 11, the top of the mobile platform 8 is fixed with a second hydraulic rod 13, an output shaft of the second hydraulic rod 13 is fixed with a movable plate 14, the surface of the movable plate 14 is fixed with a second motor 15, and an output shaft of the second motor 15 is fixed with a polishing disc 16, the device can carry out the centre gripping to two head ends of rack to can fix the rack of different length, and the device can also carry out the centre gripping to the both sides limit of rack, prevent effectively that the rack from at the course of working skew, promote the machining precision, simultaneously with the rack fixed back, the device also can polish simultaneously to the both sides limit of rack, has improved machining efficiency, has solved some current grinding device in the course of working, the single only can polish to one side of rack, the problem of inefficiency.

The driving and adjusting mechanism 11 includes an installation platform 111, a first motor 112, a first screw 113 and a second screw 114, the installation platform 111 is disposed below the processing platform 1, the first motor 112 is fixed on the top of the installation platform 111, the first screw 113 and the second screw 114 are both disposed on the bottom of the processing platform 1, the first screw 113 and the second screw 114 are both rotatably connected with the surface of the bottom of the processing platform 1 through a bearing seat, the first screw 113 and the second screw 114 are connected through a belt, an output shaft of the first motor 112 is connected with the second screw 114 through a belt, a plurality of moving blocks 10 are respectively connected with the first screw 113 and the second screw 114 through threads, in this embodiment, the first motor 112 is started to drive the first screw 113 and the second screw 114 to rotate through the installation platform 111, the first motor 112, the first screw 113 and the second screw 114, and then the moving blocks 10 on the surface of the first screw 113 and the second screw 114 are under the action of threads, the moving table 8 is moved to drive the second motor 15 and the grinding disc 16 to move together, and the rack is ground.

The lengths of the first screw 113 and the second screw 114 are the same, and the thread turning direction of the first screw 113 is the same as that of the second screw 114, in this embodiment, in the process of rotating the screws on both sides, the moving blocks 10 on both sides can move synchronously, so as to drive the polishing discs 16 on both sides to move together to polish the rack.

Processing platform 1's top is fixed with a plurality of support frame 17, and the inboard below of support frame 17 is fixed with pneumatic clamp 18, and in this embodiment, through the setting of support frame 17 and pneumatic clamp 18, support frame 17 is used for fixing pneumatic clamp 18, and pneumatic clamp 18 then can carry out the centre gripping to the side of rack, increases fixed fastness.

Sliding sleeves 20 are fixed on both sides of the top of the mobile station 8, a sliding rod 19 is fixed on one side of the movable plate 14 close to the mobile station 8, and the sliding rod 19 is slidably connected with the inner wall of the sliding sleeve 20, in this embodiment, through the arrangement of the sliding rod 19 and the sliding sleeve 20, the movable plate 14 can drive the sliding rod 19 to move on the inner wall of the sliding sleeve 20 in the movement process, and the sliding rod 19 and the sliding sleeve 20 can share part of gravity of the movable plate 14 in cooperation, so that the total weight of the movable plate 14 and the second motor 15 can prevent the output shaft of the second hydraulic rod 13 from being bent in the long-term use process.

The quantity of supporting wheel 12 is two sets of and fixes respectively in the both sides of mobile station 8 bottom, and supporting wheel 12 and the surface roll connection at processing platform 1 top, in this embodiment, through the setting of supporting wheel 12, it is used for supporting mobile station 8, not only avoids movable block 10 rotatory along with the rotation of screw rod, can increase the stability of mobile station 8 in the motion process simultaneously.

The utility model discloses a theory of operation: firstly, a rack to be processed passes through the lower part of the through groove 2 and moves to a position between the clamping plates 6 at two sides, the first hydraulic rods 5 at two sides are opened simultaneously, the clamping plates 6 at two sides start to move relatively until the rubber pads 7 on the surfaces of the clamping plates 6 are contacted with two head ends of the rack, so that the two head ends of the rack are clamped, the pneumatic clamp 18 is opened simultaneously, two groups of clamping arms of the pneumatic clamp 18 clamp two side edges of the rack, so that the rack is prevented from falling or shifting, the distance between the clamping plates 6 at two sides can be adjusted in the process, so that the device is suitable for racks with different lengths, then the second hydraulic rods 13 are opened, the output shaft extends and drives the movable plates 14 at two sides to move relatively, then the second motors 15 and the grinding discs 16 at two sides start to move relatively until the distance between the grinding discs 16 at two sides is the same as the width of the rack, then, the first motor 112 and the second motor 15 are started, the first motor 112 drives the first screw 113 and the second screw 114 to rotate, then the moving block 10 on the surface of the screws starts to move, the moving table 8 is driven by the vertical rod 9 to move together, the moving table 8 drives the movable plate 14, the second motor 15 and the polishing disc 16 to move together in the horizontal direction by the second hydraulic rod 13 in the moving process, the polishing discs 16 on the two sides polish the two sides of the rack in the moving process, the working efficiency is improved, when the second motor 15 and the polishing discs 16 are close to the pneumatic clamp 18, the pneumatic clamp 18 is started to open the clamping arm of the pneumatic clamp to prevent the polishing disc 16 from advancing, and after the polishing disc 16 passes through, the clamping arm of the pneumatic clamp 18 is closed and clamps the two sides of the rack again.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a side grinding device for rack processing, includes processing platform (1), its characterized in that, the top of processing platform (1) is run through respectively and has been seted up logical groove (2) and transverse groove (3), the both sides of processing platform (1) all are fixed with brace table (4), the top of brace table (4) is fixed with first hydraulic stem (5), the output shaft of first hydraulic stem (5) is fixed with grip block (6), the opposite side bonding of grip block (6) has rubber pad (7), one side of processing platform (1) top is provided with mobile station (8), the bottom of mobile station (8) is fixed with montant (9) and supporting wheel (12) respectively, the bottom mounting of montant (9) has movable block (10), the bottom of processing platform (1) is provided with drive adjustment mechanism (11), the top of mobile station (8) is fixed with second hydraulic stem (13), a movable plate (14) is fixed to an output shaft of the second hydraulic rod (13), a second motor (15) is fixed to the surface of the movable plate (14), and a polishing disc (16) is fixed to an output shaft of the second motor (15).

2. The side grinding device for rack machining according to claim 1, the driving adjusting mechanism (11) comprises a mounting table (111), a first motor (112), a first screw rod (113) and a second screw rod (114), the mounting table (111) is arranged below the processing table (1), the first motor (112) is fixed at the top of the mounting table (111), the first screw (113) and the second screw (114) are both arranged at the bottom of the processing table (1), and the first screw (113) and the second screw (114) are rotationally connected with the surface of the bottom of the processing table (1) through bearing seats, the first screw (113) is in transmission connection with the second screw (114) through a belt, the output shaft of the first motor (112) is in transmission connection with the second screw (114) through a belt, the first screw (113) and the second screw (114) are both in threaded connection with a plurality of moving blocks (10).

3. The side grinding device for rack machining according to claim 2, characterized in that the first screw (113) and the second screw (114) are the same in length, and the thread turning direction of the first screw (113) is the same as that of the second screw (114).

4. The side grinding device for machining the rack according to claim 1, characterized in that a plurality of support frames (17) are fixed above the machining table (1), and a pneumatic clamp (18) is fixed below the inner side of each support frame (17).

5. The side grinding device for rack processing according to claim 1, characterized in that sliding sleeves (20) are fixed on both sides of the top of the moving platform (8), a sliding rod (19) is fixed on one side of the movable plate (14) close to the moving platform (8), and the sliding rod (19) is connected with the inner walls of the sliding sleeves (20) in a sliding manner.

6. The side grinding device for machining of a rack according to claim 1, characterized in that the number of the support wheels (12) is two and the support wheels are fixed on two sides of the bottom of the moving table (8), and the support wheels (12) are in rolling connection with the surface of the top of the machining table (1).