CN215965690U

CN215965690U - Clamping tool for bent axle ball head production and processing

Info

Publication number: CN215965690U
Application number: CN202121284015.7U
Authority: CN
Inventors: 熊新定; 苏俊超; 孙名瑞; 左玉峰
Original assignee: Wuhan Sinotec Co ltd
Current assignee: Wuhan Sinotec Co ltd
Priority date: 2021-06-09
Filing date: 2021-06-09
Publication date: 2022-03-08
Anticipated expiration: 2031-06-09

Abstract

The utility model discloses a clamping tool for bent axle ball head production and processing, which comprises a processing table and is characterized in that a sliding groove is formed in the upper surface of the processing table, a sliding device is arranged in the sliding groove, a rear clamping device is fixedly arranged on the upper surface of the sliding device, a group of bearing seats are fixedly arranged on the upper surface of the processing table, ball bearings are clamped in the upper ends of the bearing seats, a front clamping device is rotationally connected in the ball bearings, and a transmission device is fixedly sleeved on the outer surface of the front clamping device. The fixture block and the tooth holder are in seamless fit and fixed connection by fastening the short hexagon socket head cap screws, so that the whole fixture block is stable and firm, and the phenomenon of looseness is not easy to occur during rotation; when the ball-end shaft needs to be bent, the first bolt is fastened in any one positioning screw hole, so that the lower clamping block and the upper clamping block can clamp and fix the ball-end shaft with different lengths, the adjusting screw rod can be finely adjusted, and then the bent shaft is manufactured through the air cylinder pushing device.

Description

Clamping tool for bent axle ball head production and processing

Technical Field

The utility model relates to the technical field of clamping devices, in particular to a clamping tool for bent axle ball head production and processing.

Background

The bent axle bulb is very extensive in practical application, and play irreplaceable position in a great deal of fields such as car, in the course of working, the stock that needs to process usually needs to be fixed, then processes out by oneself through lathe equipment, however, common clamping device is the singleness and goes on, for example, when needing to process the bulb, use a anchor clamps with stock one end centre gripping, then process, take out after processing and carry out the centre gripping and be fixed in another kind of anchor clamps and bend the processing, and is inefficient, for this reason we propose a bent axle bulb production and processing and use centre gripping frock for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a clamping tool for producing and processing a bent axle ball head, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a centre gripping frock is used in bent axle bulb production and processing, includes the processing platform, the spout has been seted up to processing bench surface, be equipped with slider in the spout, slider fixed surface is equipped with back clamping device, processing bench fixed surface is equipped with a set of bearing frame, the block has ball bearing in the bearing frame upper end, clamping device before the ball bearing internal rotation is connected with, the fixed cover of preceding clamping device surface has connect transmission.

Preferably, the sliding device comprises a screw rod, a sliding block is sleeved on the screw rod through a threaded structure, a rocking disc is fixedly arranged at one end of the screw rod, the upper surface of the sliding block is fixedly connected with the bottom end of the rear clamping device, and the other end of the screw rod is connected with the other end of the sliding groove in a rotating fit mode.

Preferably, back clamping device is including lower clamp splice and last clamp splice, first multilateral groove, the multilateral groove of second have been seted up respectively to clamp splice upper surface and last clamp splice bottom surface down, a plurality of location screws have been seted up to clamp splice upper surface symmetry down, and one end has seted up the arc wall, a set of first bolt has been cup jointed to last clamp splice upper surface screw thread, first bolt bottom threaded connection is in the location screw.

Preferably, the first polygonal groove and the second polygonal groove are overlapped and are polygonal, and the arc-shaped groove is arranged at one end of the first polygonal groove.

Preferably, the bottom end of the bearing seat is in threaded sleeve connection with a group of second bolts, and the bottom ends of the second bolts are in threaded connection with the upper surface of the machining table.

Preferably, the front clamping device comprises a cylindrical disc, one end of the cylindrical disc is fixedly provided with a plurality of arc-shaped clamping blocks, the outer surface of the other end of the cylindrical disc is provided with a plurality of groups of inner screw holes, the inner screw holes are randomly connected with clamping blocks, the outer surface of each clamping block is provided with a rectangular clamping groove, a group of long inner hexagon bolts are sleeved in threads, the bottom ends of the long inner hexagon bolts are connected in the inner screw holes in a threaded mode, the other end of the cylindrical disc is fixedly provided with a clamping column, a bearing seat is fixedly arranged at the bottom ends of the clamping columns and the cylindrical disc respectively, and the clamping blocks are connected with the transmission device in a clamped mode.

Preferably, the fixture block is arc-shaped, and quantity is four, and along the even fixed connection of cylindricality dish surface circumference, the fixture block internal surface laminating is connected in cylindricality dish surface.

Preferably, transmission is including the gear, gear one side fixed surface is equipped with the toothholder, gear and toothholder cup joint in cylindricality dish surface, a plurality of arc draw-in grooves have been seted up to toothholder one end, the fixture block joint is in the arc draw-in groove, the fixed arc fixed block that is equipped with of toothholder terminal surface of arc draw-in groove department, arc fixed block joint is in the rectangle draw-in groove, short hexagon socket head cap screw has been cup jointed to arc fixed block surface screw thread, and bottom and fixture block surface threaded connection.

Compared with the prior art, the utility model has the beneficial effects that:

1. the ball head shaft can be clamped and fixed to rotate through a plurality of arc-shaped clamping blocks at one end of the cylindrical disc and the clamping columns, and the ball head part is machined;

2. the clamping block and the cylindrical disc can be tightly attached and fixedly connected by fastening the long inner hexagon bolts, meanwhile, the plurality of arc-shaped fixing blocks on the tooth holder are clamped in the rectangular clamping grooves, the clamping block is completely clamped in the arc-shaped clamping grooves, and the short inner hexagon bolts are fastened to enable the clamping block and the tooth holder to be in seamless fit and fixed connection, so that the whole body is stable and firm, and the phenomenon of looseness cannot occur during rotation;

3. when the ball-end shaft needs to be bent, the first bolt is fastened in any one positioning screw hole, so that the lower clamping block and the upper clamping block can clamp and fix the ball-end shaft with different lengths, the adjusting screw rod can be finely adjusted, and then the bent shaft is manufactured through the air cylinder pushing device.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a sliding apparatus according to the present invention;

FIG. 3 is a schematic view of a structural rear clamping device of the present invention;

FIG. 4 is a schematic view of a front clamping and rotating structure of the present invention;

in the figure: 1. a processing table; 11. a chute; 2. a sliding device; 21. a screw rod; 22. a slider; 23. shaking the plate; 3. a rear clamping device; 31. a lower clamping block; 32. a first polygonal groove; 33. an arc-shaped slot; 34. positioning the screw hole; 35. an upper clamping block; 36. a second polygonal slot; 37. a first bolt; 4. a bearing seat; 41. a second bolt; 42. a ball bearing; 5. a front clamping device; 51. a cylindrical disk; 52. an inner threaded hole; 53. an arc-shaped clamping block; 54. a clamping block; 55. a rectangular clamping groove; 56. a long hexagon socket head cap screw; 57. clamping the column; 6. a transmission device; 61. a gear; 62. a tooth holder; 63. an arc-shaped clamping groove; 64. an arc-shaped fixed block; 65. short hexagon socket head cap screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a centre gripping frock is used in bent axle bulb production and processing, includes processing platform 1, spout 11 has been seted up to 1 upper surface of processing platform, be equipped with slider 2 in the spout 11, install slider 2 on the

processing platform

1, 2 upper surface fixed of slider are equipped with back clamping device 3, enable back clamping device 3 through slider 2 and slide along

spout

11, 1 upper surface fixed of processing platform is equipped with a set of bearing frame 4, and 1 upper surface mounted of processing platform has a set of bearing frame 4, the block has ball bearing 42 in the bearing frame 4 upper end, ball bearing 42 internal rotation is connected with preceding clamping device 5, and preceding clamping device 5 rotates in ball bearing 42, preceding clamping device 5 external surface fixed cover has been cup jointed transmission 6, provides power through the motor and can rotate transmission 6 and preceding clamping device 5 and rotate.

As an embodiment of the present invention, the sliding device 2 includes a screw rod 21, a sliding block 22 is sleeved on the screw rod 21 through a threaded structure, a rocking disc 23 is fixedly disposed at one end of the screw rod 21, an upper surface of the sliding block 22 is fixedly connected with a bottom end of the rear clamping device 3, the other end of the screw rod 21 is connected with the other end in the sliding chute 11 in a rotating and matching manner, and the sliding block 22 and the rear clamping device 3 can be driven to slide along the sliding chute 11 by rotating the rocking disc 23 to enable the screw rod 21 to rotate.

As an embodiment of the present invention, the rear clamping device 3 includes a lower clamping block 31 and an upper clamping block 35, the upper surface of the lower clamping block 31 and the bottom surface of the upper clamping block 35 are respectively provided with a first polygonal groove 32 and a second polygonal groove 36, the upper surface of the lower clamping block 31 is symmetrically provided with a plurality of positioning screw holes 34, one end of each positioning screw hole is provided with an arc-shaped groove 33, the upper surface of the upper clamping block 35 is threadedly coupled with a set of first bolts 37, the bottom ends of the first bolts 37 are threadedly coupled in the positioning screw holes 34, the first polygonal grooves 32 and the second polygonal grooves 36 provided on the upper surface of the lower clamping block 31 and the upper clamping block 35 can clamp and fix ball shafts with different lengths by fastening the first bolts 37 in any one of the positioning screw holes 34, and then the bent shaft is manufactured by an air cylinder pushing device.

In one embodiment of the present invention, the first polygonal groove 32 and the second polygonal groove 36 are overlapped and have a polygonal shape, and the arc-shaped groove 33 is formed at one end of the first polygonal groove 32 to clamp and fix one end of the ball stud shaft.

In an embodiment of the present invention, a set of second bolts 41 is threadedly engaged with the bottom end of the bearing seat 4, and the bottom ends of the second bolts 41 are threadedly engaged with the upper surface of the machining table 1, so that the bearing seat 4 is fixedly connected with the machining table 1.

As an embodiment of the present invention, the front clamping device 5 includes a cylindrical disc 51, one end of the cylindrical disc 51 is fixedly provided with a plurality of arc-shaped clamping blocks 53, the outer surface of the other end of the cylindrical disc 51 is provided with a plurality of sets of inner screw holes 52, any set of the inner screw holes 52 is connected with a clamping block 54 in a threaded manner, the clamping block 54 is fixedly installed in one set of the inner screw holes 52 through bolts, the outer surface of the clamping block 54 is provided with a rectangular clamping groove 55, and is sleeved with a set of long inner hexagon bolts 56 in a threaded manner, the bottom end of each long inner hexagon bolt 56 is connected in the inner screw hole 52 in a threaded manner, the long inner hexagon bolts 56 are fastened in the clamping block 54, so that the clamping block 54 is fixedly connected with the cylindrical disc 51 and can rotate together with the cylindrical disc 51, the other end of the cylindrical disc 51 is fixedly provided with a clamping column 57, the bearing seat 4 is respectively fixedly provided at the bottom ends of the clamping column 57 and the cylindrical disc 51, the clamping column 57 and the cylindrical disc 51 can rotate in a bearing, the fixture block 54 is connected with the transmission device 6 in a clamping mode, and the transmission device 6 is fixedly connected with the fixture block 54 in a clamping mode.

As an embodiment of the present invention, the four latch blocks 54 are arc-shaped, and are uniformly and fixedly connected along the circumference of the outer surface of the cylindrical disc 51, and the inner surface of the latch block 54 is attached to the outer surface of the cylindrical disc 51, so that the latch block 54 can be tightly connected with the cylindrical disc 51, and the structural firmness of the whole is improved.

As an embodiment of the present invention, the transmission device 6 includes a gear 61, a tooth holder 62 is fixedly disposed on a surface of one side of the gear 61, the gear 61 and the tooth holder 62 are sleeved on an outer surface of the cylindrical disc 51, the gear 61 and the tooth holder 62 are disposed on the outer surface of the cylindrical disc 51, one end of the tooth holder 62 is provided with a plurality of arc-shaped slots 63, the fixture block 54 is clamped in the arc-shaped slots 63, an arc-shaped fixed block 64 is fixedly disposed on an end surface of the tooth holder 62 at the arc-shaped slots 63, the arc-shaped fixed block 64 is clamped in the rectangular slots 55, a short hexagon socket head cap screw 65 is screwed on an outer surface of the arc-shaped fixed block 64, and a bottom end of the short hexagon socket screw 65 is in threaded connection with an outer surface of the fixture block 54, the arc-shaped fixed block 64 fixedly connected with the tooth holder 62 is clamped in the rectangular slots 55 formed in the fixture block 54, so that the fixture block 54 is completely clamped in the arc-shaped slots 63 formed in the tooth holder 62, thereby fastening the short hexagon socket cap screw 65 makes the fixture block 54 and the tooth holder 62 tightly fit with the tooth holder 62, the whole is stable and firm, and the loosening phenomenon is not easy to occur during rotation.

The working principle is as follows: when a ball head is machined, a blank can clamp and fix a ball head shaft through a plurality of arc-shaped clamping blocks 53 and clamping columns 57 fixedly connected with one end of a cylindrical disc 51, a motor is started to drive a gear 61 and a tooth holder 62 in a transmission device 6 to rotate, then the blank is driven to rotate, a ball head part is machined, a long inner hexagonal bolt 56 is fastened in a clamping block 54 to enable the clamping block 54 to be fixedly connected with the cylindrical disc 51, then a short and long inner hexagonal bolt 56 is fastened to enable the clamping block 54, the cylindrical disc 51, the gear 61 and the tooth holder 62 to be tightly attached and fixedly connected, the whole body is stable and firm, the loosening phenomenon is not prone to occur during rotation, when a bent shaft needs to be machined, the upper surface of a lower clamping block 31 and a first polygonal groove 32 and a second polygonal groove 36 which are formed in an optional positioning screw hole 34 are fastened through a first bolt 37 to enable the upper surface of the lower clamping block 31 and an upper clamping block 35 to form a polygonal shape to clamp a ball head shaft with different length to be clamped and fixed, and the lower clamping block 31 can be driven to slide along a chute 11 by rotating a rocking disc 23, fine tuning is made and then the bent shaft is made by the cylinder pushing device.

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 centre gripping frock is used in bent axle bulb production and processing, includes processing platform (1), its characterized in that, processing platform (1) upper surface has seted up spout (11), be equipped with slider (2) in spout (11), slider (2) upper surface fixed is equipped with back clamping device (3), processing platform (1) upper surface fixed is equipped with a set of bearing frame (4), bearing frame (4) upper end inside block has ball bearing (42), ball bearing (42) internal rotation is connected with preceding clamping device (5), preceding clamping device (5) external fixed surface has cup jointed transmission (6).

2. The clamping tool for the bent axle ball head production and processing according to claim 1, characterized in that: slider (2) including lead screw (21), cup joint slider (22) through helicitic texture on lead screw (21), fixed rocking disc (23) that is equipped with of lead screw (21) one end, slider (22) upper surface and back clamping device (3) bottom fixed connection, the other end normal running fit is connected in lead screw (21) other end and spout (11).

3. The clamping tool for the bent axle ball head production and processing according to claim 1, characterized in that: back clamping device (3) have seted up first multilateral groove (32), second multilateral groove (36) including clamp splice (31) and last clamp splice (35) lower surface respectively, a plurality of location screw (34) have been seted up to clamp splice (31) upper surface and last clamp splice (35) bottom surface symmetry down, and one end has seted up arc wall (33), it has cup jointed a set of first bolt (37) to go up clamp splice (35) upper surface screw thread, first bolt (37) bottom threaded connection is in location screw (34).

4. The clamping tool for the bent axle ball head production and processing according to claim 3, characterized in that: the first polygonal groove (32) and the second polygonal groove (36) are overlapped and are polygonal, and the arc-shaped groove (33) is arranged at one end of the first polygonal groove (32).

5. The clamping tool for the bent axle ball head production and processing according to claim 1, characterized in that: and a group of second bolts (41) are sleeved at the bottom end of the bearing seat (4) in a threaded manner, and the bottom ends of the second bolts (41) are in threaded connection with the upper surface of the processing table (1).

6. The clamping tool for the bent axle ball head production and processing according to claim 1, characterized in that: preceding clamping device (5) is including cylindrical dish (51), cylindrical dish (51) one end is fixed to be equipped with a plurality of arc clamp splice (53), and other end surface has seted up multiunit inner screw hole (52), and is a set of wantonly inner screw hole (52) female connection has fixture block (54), rectangular draw-in groove (55) have been seted up to fixture block (54) surface, and the screw has cup jointed a set of long hexagon socket head cap screw bolt (56), long hexagon socket head cap screw bolt (56) bottom threaded connection is in inner screw hole (52), cylindrical dish (51) other end is fixed to be equipped with presss from both sides post (57), bearing frame (4) are fixed respectively to be located presss from both sides post (57) and cylindrical dish (51) bottom, fixture block (54) are connected with transmission (6) block.

7. The clamping tool for the bent axle ball head production and processing according to claim 6, characterized in that: the fixture blocks (54) are arc-shaped, four in number and evenly and fixedly connected along the circumference of the outer surface of the cylindrical disc (51), and the inner surface of each fixture block (54) is attached to the outer surface of the cylindrical disc (51).

8. The clamping tool for the bent axle ball head production and processing according to claim 6, characterized in that: transmission device (6) is including gear (61), gear (61) one side fixed surface is equipped with toothholder (62), gear (61) and toothholder (62) cup joint in cylindricality dish (51) surface, a plurality of arc draw-in grooves (63) have been seted up to toothholder (62) one end, fixture block (54) joint is in arc draw-in groove (63), toothholder (62) end-fixing of arc draw-in groove (63) department is equipped with arc fixed block (64), arc fixed block (64) joint is in rectangle draw-in groove (55), short hexagon socket head cap screw bolt (65) have been cup jointed to arc fixed block (64) surface screw thread, and bottom and fixture block (54) surface screw thread connection.