CN215468258U

CN215468258U - Small slewing bearing inner hole punching device

Info

Publication number: CN215468258U
Application number: CN202121821226.XU
Authority: CN
Inventors: 袁龙永
Original assignee: Xuzhou Xinda Slewing Ring Co ltd
Current assignee: Xuzhou Xinda Slewing Ring Co ltd
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2022-01-11
Anticipated expiration: 2031-08-05

Abstract

The utility model discloses a small slewing bearing inner hole punching device, and particularly relates to the technical field of punching equipment. According to the utility model, after the slewing bearing is placed on the surface of the adjusting ring, the first clamping rod and the second clamping rod are loosened, the sliding sleeve is pulled to slide on the surface of the sliding rod through the extension spring, so that the sliding sleeve is pulled to reset, the sliding sleeve drives the first clamping rod and the second clamping rod to slide, the clamping frame is driven to clamp the slewing bearing, and therefore, the position is prevented from moving.

Description

Small slewing bearing inner hole punching device

Technical Field

The utility model relates to the technical field of punching equipment, in particular to a small slewing bearing inner hole punching device.

Background

The slewing bearing is also called as a turntable bearing, and some people also refer to the slewing bearing as: rotary support and rotary support. Slewing bearings are widely used in the real industry and are called: the "joint" of machine is an important transmission component necessary for the machinery which needs to make relative rotary motion between two bodies and simultaneously must bear axial force, radial force and tilting moment.

However, in actual use, the conventional punching device does not have a function of fixing a workpiece during punching, and generally is manually fixed in a handheld manner, but the use is influenced by inclination and dislocation of the position during punching easily caused by handheld operation, so that the small slewing bearing inner hole punching device is designed.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide a small slewing bearing inner hole drilling apparatus to solve the above-mentioned problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a small slewing bearing inner hole punching device comprises a bottom plate, wherein a fixed plate is arranged above the bottom plate, a mounting plate is fixedly connected to the left ends of the bottom plate and the fixed plate, two sliding sleeves are slidably connected to the inside of the mounting plate, one ends, which are not opposite to the two sliding sleeves, of the two sliding sleeves are fixedly connected with a first clamping plate and a second clamping plate, clamping frames are fixedly connected to the right ends of the first clamping plate and the second clamping plate, slewing bearings are clamped inside the two clamping frames, an elastic piece is arranged inside the mounting plate, a drill bit is rotatably connected to the inside of the bottom plate and the fixed plate, an adjusting screw is in threaded connection with the inside of the drill bit, a rubber block is fixedly connected to the upper surface of the fixed plate, an arc-shaped plate is fixedly connected to the upper surface of the rubber block, a connecting plate is fixedly connected to the upper surfaces of the two arc-shaped plates, and a driving motor is fixedly connected to the upper surface of the connecting plate, the surface of the drill bit is provided with a transmission assembly.

Preferably, the elastic component includes the baffle of fixed connection inside the mounting panel, the equal fixedly connected with slide bar in both sides surface of baffle, two the equal sliding connection of sliding sleeve is on the surface of slide bar, the surface of slide bar all overlaps between the both sides surface of baffle and the sliding sleeve has extension spring.

Preferably, drive assembly includes the dwang, driving motor's output shaft passes through shaft coupling and dwang fixed connection, bearing and bottom plate fixed connection are passed through to the bottom of dwang, the fixed cover in surface of dwang has connect the sprocket No. one, cup jointed No. two sprockets with the surperficial slip of drill bit, the surface transmission of a sprocket and No. two sprockets is connected with the chain.

Preferably, the inside of drill bit is equipped with the screw hole, adjusting screw and screw hole threaded connection, the fixed surface of drill bit is connected with two spacing strips, the spacing groove has been seted up to the inside of No. two sprockets, spacing strip sliding connection is in the inside of spacing groove.

Preferably, the bottom plate and the surface of one side opposite to the fixed plate are fixedly connected with two stop levers, and the chain is arranged between the two stop levers.

Preferably, the equal fixedly connected with rubber pad of inner wall of grip block and No. two grip blocks, fixed plate and fixedly connected with adjustable ring are worn to locate by adjusting screw's top.

The utility model has the technical effects and advantages that:

1. compared with the prior art, through pulling a supporting rod and No. two supporting rods, a supporting rod and No. two supporting rod pulling sliding sleeves slide, then place slewing bearing behind the surface of adjustable ring, loosen a supporting rod and No. two supporting rods, two sliding sleeves have been pulled through two extension spring's elasticity and have slided the surface at the slide bar, thereby the pulling sliding sleeve resets, the slip of sliding sleeve has driven a supporting rod and No. two supporting rods to slide, thereby drive two centre gripping frames and carry out the centre gripping to slewing bearing, thereby at the in-process of punching slewing bearing, prevent the position displacement, avoid influencing the position of punching.

2. Compared with the prior art, when the length of the drill bit needs to be adjusted, the drill bit is driven by rotating the adjusting ring. Adjusting screw's rotation, through inside screw hole of drill bit and drill bit threaded connection, under the effect through driving motor and drive assembly, restricts the drill bit, when rotating adjusting screw, promotes the drill bit and slides from top to bottom to the realization is to the regulation of drill bit length, and driving motor passes through drive assembly and drives the drill bit rotation, thereby drives adjusting screw and adjustable ring's rotation, when having prevented that the drill bit from rotating, adjusting screw can have the removal.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a top view of the overall structure of the present invention.

FIG. 3 is a schematic view of the structure of the second sprocket and the drill bit of the present invention.

Fig. 4 is a schematic structural diagram of the transmission assembly of the present invention.

The reference signs are: 1. a base plate; 2. a fixing plate; 3. mounting a plate; 4. a sliding sleeve; 5. a first clamping plate; 6. a second clamping plate; 7. a clamping frame; 8. a slewing bearing; 9. an elastic member; 901. a baffle plate; 902. a slide bar; 903. an extension spring; 10. a drill bit; 11. adjusting the screw rod; 12. a rubber block; 13. an arc-shaped plate; 14. a connecting plate; 15. a drive motor; 16. a transmission assembly; 160. rotating the rod; 161. a first chain wheel; 162. a second sprocket; 163. a chain; 17. a threaded hole; 18. a limiting strip; 19. a limiting groove; 20. a stop lever; 21. a rubber pad; 22. an adjusting ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

The small slewing bearing inner hole perforating device shown in the attached drawings 1-4 mainly comprises a bottom plate 1, a fixing plate 2, a mounting plate 3, a sliding sleeve 4, a first clamping plate 5, a second clamping plate 6, a clamping frame 7, a slewing bearing 8, an elastic part 9, a drill bit 10, an adjusting screw rod 11, a rubber block 12, an arc-shaped plate 13, a connecting plate 14, a driving motor 15 and a transmission assembly 16, wherein:

the elastic part 9 comprises a baffle 901, a sliding rod 902 and an extension spring 903; the transmission assembly 16 comprises a rotating rod 160, a first chain wheel 161, a second chain wheel 162 and a chain 163;

bottom plate 1,

fixed plate

2, 3 rubber blocks 12 of mounting panel, arc 13 and connecting plate 14 are as the carrier, play the effect of support, a grip block 5 and No. two grip blocks 6 are used for promoting the effect that centre gripping frame 7 carries out the centre gripping to slewing bearing 8, elastic component 9 is used for centre gripping slewing bearing 8's effect, drill bit 10 is used for the effect of punching, adjusting screw 11 is used for adjusting the effect of drill bit 10 length, driving motor 15 is used for providing the effect of power, transmission assembly 16 is used for driven effect.

As shown in fig. 2, the elastic member 9 includes a baffle 901 fixedly connected inside the mounting plate 3, two side surfaces of the baffle 901 are fixedly connected with a sliding rod 902, two sliding sleeves 4 are slidably connected to the surface of the sliding rod 902, and an extension spring 903 is sleeved on the surface of the sliding rod 902 between the two side surfaces of the baffle 901 and the sliding sleeves 4;

in order to prevent slewing bearing 8's position from removing, the influence is punched, through pulling a supporting rod 5 and No. two supporting rods 6, a supporting rod 5 and No. two supporting rods 6 stimulate sliding sleeve 4 and slide, then place slewing bearing 8 behind the surface of adjustable ring 22, loosen a supporting rod 5 and No. two supporting rods 6, elasticity through two extension spring 903 has stimulated two sliding sleeve 4 to slide on the surface of slide bar 902, thereby stimulate sliding sleeve 4 and reset, sliding sleeve 4's slip has driven a supporting rod 5 and No. two supporting rods 6 to slide, thereby drive two centre gripping frames 7 and carry out the centre gripping to slewing bearing 8, thereby at the in-process of punching slewing bearing 8, prevent the position from removing, influence the position of punching.

As shown in fig. 1 and fig. 4, the transmission assembly 16 includes a rotating rod 160, an output shaft of the driving motor 15 is fixedly connected with the rotating rod 160 through a coupling, a bottom end of the rotating rod 160 is fixedly connected with the bottom plate 1 through a bearing, a first sprocket 161 is fixedly sleeved on a surface of the rotating rod 160, a second sprocket 162 is slidably sleeved on a surface of the drill bit 10, and a chain 163 is drivingly connected to surfaces of the first sprocket 161 and the second sprocket 162;

in order to realize the rotation of the drill 10, the driving motor 15 is started, the driving motor 15 drives the rotating rod 160 to rotate, the rotating rod 160 drives the first chain wheel 161 to rotate, the first chain wheel 161 drives the second chain wheel 162 to rotate through the action of the chain 163, and the second chain wheel 162 drives the drill 10 to rotate through the action of the limiting strip 18 and the limiting groove 19, so that the drilling of the slewing bearing 8 is realized.

As shown in fig. 1 and fig. 3, a threaded hole 17 is formed in the drill 10, the adjusting screw 11 is in threaded connection with the threaded hole 17, two limiting strips 18 are fixedly connected to the outer surface of the drill 10, a limiting groove 19 is formed in the second sprocket 162, and the limiting strips 18 are slidably connected to the inside of the limiting groove 19, so that the second sprocket 162 drives the drill 10 to rotate under the action of the limiting strips 18 and the limiting groove 19.

As shown in fig. 1 and 4, two stop bars 20 are fixedly connected to opposite side surfaces of the bottom plate 1 and the fixing plate 2, and a chain 163 is disposed between the two stop bars 20 so as to prevent the chain 163 from being loosened by the stop bars 20.

As shown in fig. 2, the inner walls of the first clamping plate 5 and the second clamping plate 6 are fixedly connected with rubber pads 21, and the top end of the adjusting screw 11 penetrates through the fixing plate 2 and is fixedly connected with an adjusting ring 22, so that the adjusting screw 11 is driven to rotate by rotating the adjusting ring 22.

The working principle of the utility model is as follows: when the drill bit is used, the first clamping rod 5 and the second clamping rod 6 are pulled, the sliding sleeve 4 is pulled to slide by the first clamping rod 5 and the second clamping rod 6, then the slewing bearing 8 is placed behind the surface of the adjusting ring 22, the first clamping rod 5 and the second clamping rod 6 are loosened, the two sliding sleeves 4 are pulled to slide on the surface of the sliding rod 902 by the elastic force of the two stretching springs 903, so that the sliding sleeve 4 is pulled to reset, the sliding of the sliding sleeve 4 drives the first clamping rod 5 and the second clamping rod 6 to slide, so that the two clamping frames 7 are driven to clamp the slewing bearing 8, the position is prevented from moving and the punching position is influenced in the punching process of punching the slewing bearing 8, when the length of the drill bit 10 needs to be adjusted, the adjusting ring 22 rotates by rotating the adjusting ring 22, the adjusting screw 10 rotates by driving the adjusting ring 22, and the drill bit 10 is limited when the driving motor 15 and the transmission assembly 16 are not started, through adjusting the screw 11 pole and the inside screw hole 17 threaded connection of drill bit 10, thereby promote drill bit 10 to slide under the restriction of driving motor 15 and drive assembly 16, thereby realize the adjustment to drill bit 10 length, then through starting driving motor 15, driving motor 15 has driven the dwang 160 and has rotated, dwang 160 has driven the rotation of a sprocket 161, the effect that a sprocket 161 passes through chain 163 has driven the rotation of No. two sprockets 162, No. two sprockets 162 have driven the rotation of drill bit 10 through the effect of spacing strip 18 and spacing groove 19, thereby the realization is to slewing bearing 8 punch.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a little slewing bearing hole perforating device, includes bottom plate (1), its characterized in that: a fixed plate (2) is arranged above the bottom plate (1), a mounting plate (3) is fixedly connected to the left ends of the bottom plate (1) and the fixed plate (2), two sliding sleeves (4) are slidably connected to the inside of the mounting plate (3), a first clamping plate (5) and a second clamping plate (6) are fixedly connected to the ends of the two sliding sleeves (4) which are not opposite to each other, clamping frames (7) are fixedly connected to the right ends of the first clamping plate (5) and the second clamping plate (6), a slewing bearing (8) is clamped inside the two clamping frames (7), an elastic piece (9) is arranged inside the mounting plate (3), a drill bit (10) is rotatably connected to the inside of the bottom plate (1) and the fixed plate (2), an adjusting screw (11) is connected to the inside of the drill bit (10), and a rubber block (12) is fixedly connected to the upper surface of the fixed plate (2), the upper surface fixed connection of block rubber (12) has arc (13), two the upper surface fixed connection of arc (13) has connecting plate (14), the upper surface fixed connection of connecting plate (14) has driving motor (15), the surface of drill bit (10) is equipped with drive assembly (16).

2. The small slewing bearing inner hole perforating device according to claim 1, characterized in that: the elastic part (9) comprises a baffle (901) fixedly connected inside the mounting plate (3), sliding rods (902) are fixedly connected to the surfaces of the two sides of the baffle (901), the two sliding sleeves (4) are slidably connected to the surfaces of the sliding rods (902), and extension springs (903) are sleeved on the surfaces of the sliding rods (902) between the surfaces of the two sides of the baffle (901) and the sliding sleeves (4).

3. The small slewing bearing inner hole perforating device according to claim 1, characterized in that: drive assembly (16) are including dwang (160), the output shaft of driving motor (15) passes through shaft coupling and dwang (160) fixed connection, bearing and bottom plate (1) fixed connection are passed through to the bottom of dwang (160), the fixed surface of dwang (160) has cup jointed sprocket (161) No. one, the surface slip of drill bit (10) has cup jointed sprocket (162) No. two, the surface transmission of sprocket (161) and sprocket (162) No. two is connected with chain (163).

4. The small slewing bearing inner hole perforating device according to claim 3, characterized in that: the inside of drill bit (10) is equipped with screw hole (17), adjusting screw (11) and screw hole (17) threaded connection, the fixed surface of drill bit (10) is connected with two spacing strips (18), spacing groove (19) have been seted up to the inside of No. two sprocket (162), spacing strip (18) sliding connection is in the inside of spacing groove (19).

5. The small slewing bearing inner hole perforating device according to claim 3, characterized in that: the utility model discloses a chain, including bottom plate (1) and fixed plate (2), the equal fixedly connected with in the relative side surface of bottom plate (1) and fixed plate (2) has two pin (20), chain (163) are established between two pin (20).

6. The small slewing bearing inner hole perforating device according to claim 1, characterized in that: the equal fixedly connected with rubber pad (21) of inner wall of grip block (5) and No. two grip blocks (6), fixed plate (2) and fixedly connected with adjustable ring (22) are worn to locate on the top of adjusting screw (11).