CN214770514U

CN214770514U - Buffer device for boring tool for machining coupler

Info

Publication number: CN214770514U
Application number: CN202120745299.9U
Authority: CN
Inventors: 刘桂林
Original assignee: Wuhan Kexin Technology Co ltd
Current assignee: Wuhan Kexin Technology Co ltd
Priority date: 2021-04-13
Filing date: 2021-04-13
Publication date: 2021-11-19
Anticipated expiration: 2031-04-13

Abstract

The utility model discloses a buffer device for a boring tool for coupler machining, which belongs to the technical field of boring machining equipment and comprises a base plate, wherein the upper surface of the base plate is fixedly connected with a fixed cylinder, a movable column is movably connected in the fixed cylinder, an arc-shaped supporting seat is fixedly connected to one end of the movable column extending to the outside of the fixed cylinder, two sides of the bottom surface of the supporting seat are respectively provided with a first buffer component, two first buffer components are fixedly connected to the base plate, two sides of two ends of the supporting seat are respectively provided with a second buffer component, the two second buffer components are fixedly connected to the side wall of the base plate, the side wall at the top of the base plate is rotatably connected with a threaded rod through a bearing seat, the top end of the threaded rod is fixedly connected with a hand wheel, and the bottom end of the threaded rod is in screw transmission connection with the threaded cylinder; the hard contact between the workpiece and the supporting seat is changed into the flexible contact, so that the impact strength generated by the workpiece is greatly reduced, double buffering is realized, the buffering effect is better, and the workpiece and the clamp are protected.

Description

Buffer device for boring tool for machining coupler

Technical Field

The utility model belongs to the technical field of the bore hole processing equipment, concretely relates to buffer for coupling processing bore hole frock.

Background

The coupling is a device which connects two shafts or the shaft and a rotating part to rotate together in the process of transmitting motion and power and does not separate under normal conditions, sometimes used as a safety device to prevent the connected parts from bearing excessive load and play a role in overload protection, and the coupling can compensate the offset between the two shafts caused by inaccurate manufacture and installation, deformation or thermal expansion in work and the like and achieve the functions of buffering impact, absorbing vibration and the like.

At present, when a coupler is machined, boring operation is needed, a workpiece needs to be installed firstly when boring, and the workpiece is easy to generate large impact force with a workpiece clamp during installation due to the fact that the weight of the workpiece is heavy, so that the workpiece or the clamp is damaged, the yield is influenced, and the service life of the clamp is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a buffer for shaft coupling processing bore hole frock to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a buffering device for a boring tool for machining a coupler comprises a base plate, wherein a fixed cylinder is fixedly connected to the upper surface of the base plate, a movable column is movably connected in the fixed cylinder, an arc-shaped supporting seat is fixedly connected to one end, extending to the outside of the fixed cylinder, of the movable column, two buffering assemblies are arranged on two sides of the bottom surface of the supporting seat respectively, the two buffering assemblies are fixedly connected to the base plate respectively, two buffering assemblies are arranged on two sides of two ends of the supporting seat respectively and fixedly connected to the side wall of the base plate respectively, a threaded rod is rotatably connected to the side wall of the top of the base plate through a bearing seat, a hand wheel is fixedly connected to the top end of the threaded rod, the bottom end of the threaded rod is in screw transmission connection with the threaded cylinder, a connecting rod is fixedly connected to the bottom end of the threaded cylinder, triangular plates in the shape of a right-angled triangle are fixedly connected to two ends of the connecting rod, the inclined planes of the triangular plates are abutted against the outer side wall of a connecting column, and a clamping column is fixedly connected to one end of the connecting column, the other end of the connecting column is fixedly connected with a third limiting slide block, and the third limiting slide block is elastically and slidably connected into a third limiting slide groove formed in the side wall of the base plate through a return spring.

As a preferred embodiment, the first buffer assembly comprises a fixing plate fixedly connected to the base plate, a first limit sliding groove is formed in the fixing plate, the first limit sliding groove is elastically and slidably connected with a first limit sliding block through a buffer spring, the first limit sliding block is hinged to one end of a hinge rod, and the other end of the hinge rod is hinged to the bottom surface of the supporting seat.

As a preferred embodiment, a limit stop ring is fixedly connected to the outer side wall of the movable column, and a limit stop is fixedly connected to the fixed plate.

As a preferred embodiment, the second buffer component comprises a connecting plate fixedly connected to the side wall of the base plate, a fixing rod is fixedly connected to the connecting plate, a lifting block is slidably connected to the fixing rod, the bottom surface of the lifting block is fixedly connected to one end of a traction rope, the other end of the traction rope penetrates through a through hole formed in the connecting plate and is fixedly connected to one end of the supporting seat by bypassing a fixed pulley, the fixed pulley is fixedly connected to the lower portion of the connecting plate, and a second buffer spring is elastically connected between the connecting plate and the lifting block.

As a preferred embodiment, two limiting slide blocks two are fixedly connected to the side wall of the connecting rod, and the two limiting slide blocks two are respectively connected to two limiting sliding grooves two formed in the side wall of the base plate in a sliding manner.

As a preferred embodiment, the outer wall, the supporting seat and the inner side surface of the clamping column are provided with anti-skid lines.

Compared with the prior art, the utility model provides a buffer for shaft coupling processing bore hole frock includes following beneficial effect at least:

(1) through the arrangement of the first buffer component and the second buffer component, a workpiece is placed on the supporting seat, the supporting seat is extruded by impact force generated by the self weight of the workpiece to move downwards, the first limiting sliding block and the lifting block are moved by the supporting seat under the action of the hinge rod and the traction rope, and then the first buffer spring and the second buffer spring are compressed, so that rigid contact between the workpiece and the supporting seat is changed into flexible contact, the impact force generated by the workpiece is greatly reduced, double buffering is realized, the buffering effect is better, and the workpiece and a clamp are protected;

(2) it is rotatory to rotate the hand wheel and drive the threaded rod, the threaded rod passes through the helical drive effect and makes a screw thread section of thick bamboo remove, a screw thread section of thick bamboo passes through the connecting rod and drives two set squares and remove, two set squares extrusion spliced pole make two centre gripping posts be close to the work piece, simultaneously under the effect of spacing fender ring and limit stop, spacing fender ring can be contradicted with a fixed section of thick bamboo, limit stop can contradict with the hinge bar, flexible contact between work piece and the supporting seat changes rigid contact into again, thereby form firm centre gripping effect to the work piece, ensure that the work piece can not rock in the course of working, and the quality of processing is improved.

Drawings

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

FIG. 2 is a schematic structural view of the base plate of the present invention;

FIG. 3 is a schematic structural view of the joint of the clamping columns of the present invention;

fig. 4 is a schematic structural view of the fixing plate of the present invention after being cut away;

fig. 5 is a schematic structural view of the two buffer assemblies of the present invention connected to the supporting seat.

In the figure: 1. a base plate; 2. a fixed cylinder; 3. a movable post; 4. a supporting seat; 5. a limit stop ring; 6. a first buffer component; 61. a hinged lever; 62. a first limiting sliding block; 63. a first buffer spring; 64. a fixing plate; 65. a limit stop block; 7. a second buffer component; 71. a hauling rope; 72. a fixed pulley; 73. a lifting block; 74. a connecting plate; 75. a second buffer spring; 76. fixing the rod; 8. a bearing seat; 9. a threaded rod; 10. a hand wheel; 11. a threaded barrel; 12. a connecting rod; 13. a second limiting sliding block; 14. a set square; 15. connecting columns; 16. a clamping post; 17. a third limiting slide block; 18. a return spring.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.

Referring to fig. 1-5, the utility model provides a buffering device for a boring tool for machining a coupler, which comprises a base plate 1, a fixed cylinder 2 is fixedly connected to the upper surface of the base plate 1, a movable column 3 is movably connected to the inside of the fixed cylinder 2, an arc-shaped supporting seat 4 is fixedly connected to one end of the movable column 3 extending to the outside of the fixed cylinder 2, a first buffering component 6 is arranged on each side of the bottom surface of the supporting seat 4, two first buffering components 6 are fixedly connected to the base plate 1, a second buffering component 7 is arranged on each side of each end of the supporting seat 4, two second buffering components 7 are fixedly connected to the side wall of the base plate 1, a threaded rod 9 is rotatably connected to the side wall of the top of the base plate 1 through a bearing seat 8, a hand wheel 10 is fixedly connected to the top of the threaded rod 9, the bottom end of the threaded rod 9 is in a screw transmission connection with a screw cylinder 11, a connecting rod 12 is fixedly connected to the bottom end of the screw cylinder 11, triangular plates 14 in a right-angled triangle shape are arranged at each end of the connecting rod 12, the inclined plane of set square 14 is contradicted with the lateral wall of spliced pole 15, and the one end department rigid coupling of spliced pole 15 has centre gripping post 16, and the other end department rigid coupling of spliced pole 15 has third limit slider 17, and third limit slider 17 passes through reset spring 18 elasticity sliding connection in third limit chute of seting up on the base plate 1 lateral wall.

As further shown in fig. 1 and 4, the first buffer assembly 6 includes a fixing plate 64 fixedly connected to the base plate 1, a first limit sliding groove is formed in the fixing plate 64, the first limit sliding groove is elastically and slidably connected with a first limit sliding block 62 through a first buffer spring 63, the first limit sliding block 62 is hinged to one end of a hinge rod 61, and the other end of the hinge rod 61 is hinged to the bottom surface of the support seat 4; the supporting seat 4 is extruded by the workpiece to move downwards, and the limiting sliding block is driven to move under the action of the hinge rod 61, so that the first buffer spring 63 is compressed, and the purpose of primary buffering is achieved.

As further shown in fig. 1 and 4, a limit stop ring 5 is fixedly connected to the outer side wall of the movable column 3, and a limit stop 65 is fixedly connected to the fixing plate 64; the limit stop ring 5 can abut against the fixed cylinder 2, and the limit stop 65 can abut against the hinge rod 61, so that the flexible contact between the workpiece and the support seat 4 is changed into the rigid contact.

As further shown in fig. 1 and 3, the second buffer assembly 7 includes a connecting plate 74 fixedly connected to the side wall of the base plate 1, the connecting plate 74 is fixedly connected with a fixing rod 76, the fixing rod 76 is slidably connected with a lifting block 73, the bottom surface of the lifting block 73 is fixedly connected with one end of a pulling rope 71, the other end of the pulling rope 71 passes through a through hole formed in the connecting plate 74 and is fixedly connected with one end of the supporting seat 4 by bypassing a fixed pulley 72, the fixed pulley 72 is fixedly connected below the connecting plate 74, and a second buffer spring 75 is elastically connected between the connecting plate 74 and the lifting block 73; the supporting seat 4 is pressed by the workpiece to move downwards, and the lifting block 73 is driven to move under the action of the traction rope 71, so that the second buffer spring 75 is compressed, and the purpose of secondary buffering is achieved.

As further shown in fig. 1 and 2, two limit slide blocks 13 are fixedly connected to the side wall of the connecting rod 12, and the two limit slide blocks 13 are respectively slidably connected to two limit sliding grooves two formed in the side wall of the base plate 1; the connecting rod 12 is more stable and effective when moving up and down.

As further shown in fig. 1, 3 and 5, the outer wall of the clamping column 16, the supporting seat 4 and the inner side surface are both provided with anti-skid lines; the friction force between the workpiece and the supporting seat 4 and the clamping column 16 is improved, so that the workpiece is more stable and does not shake after being clamped.

When the device is used, a workpiece is firstly placed on the supporting seat 4, the supporting seat 4 is extruded to move downwards by impact force generated by the weight of the workpiece after the workpiece is placed on the supporting seat 4 through the arrangement of the first buffer component 6 and the second buffer component 7, the first limit slider 62 and the lifting block 73 are moved by the supporting seat 4 through the action of the hinge rod 61 and the traction rope 71, so that the first buffer spring 63 and the second buffer spring 75 are compressed to form a double buffer effect, after the device is placed stably, the hand wheel 10 is rotated to drive the threaded rod 9 to rotate, the threaded rod 9 drives the threaded barrel 11 to move through the spiral transmission action, the threaded barrel 11 drives the two triangular plates 14 to move through the connecting rod 12, the two triangular plates 14 extrude the connecting column 15 and enable the two clamping columns 16 to be close to the workpiece, meanwhile, under the action of the limit stop ring 5 and the limit stop 65, the limit stop ring 5 can be abutted against the fixed barrel 2, and the limit stop 65 can be abutted against the hinge rod 61, the flexible contact between the workpiece and the supporting seat 4 is changed into the rigid contact again, so that a stable clamping effect is formed on the workpiece, the workpiece cannot shake in the machining process, after the workpiece is machined, the hand wheel 10 is reversed to enable the two triangular blocks to move upwards, the two clamping columns 16 are driven to move towards two sides under the action of the tension of the reset spring 18, and the machined workpiece is taken down.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a buffer for shaft coupling processing bore hole frock, includes bed plate (1), its characterized in that: the upper surface of the base plate (1) is fixedly connected with a fixed cylinder (2), a movable column (3) is movably connected in the fixed cylinder (2), one end of the movable column (3) extending to the outside of the fixed cylinder (2) is fixedly connected with an arc-shaped supporting seat (4), two sides of the bottom surface of the supporting seat (4) are respectively provided with a first buffer component (6), two first buffer components (6) are fixedly connected on the base plate (1), two sides of two ends of the supporting seat (4) are respectively provided with a second buffer component (7), the two second buffer components (7) are respectively fixedly connected on the side wall of the base plate (1), the side wall of the top of the base plate (1) is rotatably connected with a threaded rod (9) through a bearing seat (8), the top end of the threaded rod (9) is fixedly connected with a hand wheel (10), the bottom end of the threaded rod (9) is in screw transmission connection with a threaded cylinder (11), the bottom end of the threaded cylinder (11) is fixedly connected with a connecting rod (12), the equal rigid coupling in both ends department of connecting rod (12) has set-square (14) that the shape is right triangle, and the inclined plane of set-square (14) is contradicted with the lateral wall of spliced pole (15), and the one end department rigid coupling of spliced pole (15) has centre gripping post (16), and the other end department rigid coupling of spliced pole (15) has three (17) of spacing slider, and three (17) of spacing slider are in the spacing spout three of seting up on bed plate (1) lateral wall through reset spring (18) elastic sliding connection.

2. The buffering device for the coupler machining boring tool according to claim 1, wherein the buffering device comprises: buffering subassembly (6) include fixed plate (64) of rigid coupling on bed plate (1), seted up spacing spout one in fixed plate (64), spacing spout one has spacing slider (62) through buffering spring (63) elastic sliding connection, and spacing slider (62) are articulated mutually with the one end of hinge bar (61), and the other end of hinge bar (61) is articulated mutually with the bottom surface of supporting seat (4).

3. The buffering device for the coupler machining boring tool according to claim 2, wherein the buffering device comprises: the outer side wall of the movable column (3) is fixedly connected with a limit stop ring (5), and the fixed plate (64) is fixedly connected with a limit stop block (65).

4. The buffering device for the coupler machining boring tool according to claim 1, wherein the buffering device comprises: buffer module two (7) are including connecting plate (74) of rigid coupling on bed plate (1) lateral wall, the rigid coupling has dead lever (76) on connecting plate (74), sliding connection has elevator (73) on dead lever (76), the bottom surface of elevator (73) and the one end rigid coupling of haulage rope (71), the through-hole of seting up on connecting plate (74) is passed to the other end of haulage rope (71) and walks around the one end rigid coupling of fixed pulley (72) and supporting seat (4), fixed pulley (72) rigid coupling is in the below of connecting plate (74), elastic connection has two (75) of buffering spring between connecting plate (74) and elevator (73).

5. The buffering device for the coupler machining boring tool according to claim 1, wherein the buffering device comprises: two limiting slide blocks II (13) are fixedly connected to the side wall of the connecting rod (12), and the two limiting slide blocks II (13) are respectively connected to the two limiting slide grooves II formed in the side wall of the base plate (1) in a sliding mode.

6. The buffering device for the coupler machining boring tool according to claim 1, wherein the buffering device comprises: the outer wall of the clamping column (16), the supporting seat (4) and the inner side face are all provided with anti-slip lines.