CN219768177U - Self-positioning microstrain workbench resident locking device - Google Patents

Abstract

The utility model relates to a self-positioning micro-strain workbench resident locking device which comprises a parent workbench, a child workbench, a connecting block, a T-head bolt, a compression nut, a stress block and a top block, wherein the parent workbench is connected with the child workbench through the connecting block; the connecting block is arranged at the top end of the father workbench, and a T-shaped groove is formed in the top end of the connecting block; the sub-workbench is provided with a connecting hole; the stress block is positioned at the connecting hole, the top block is positioned at the bottom end of the stress block, a placing groove is formed in the top block along the vertical direction, the placing groove is formed in the bottom end of the top block, the T head end of the T head bolt is positioned in the T-shaped groove, and the threaded end of the T head bolt sequentially penetrates through the top block and the stress block; be provided with rectangular piece, hindrance board and hindrance spring on the T head bolt, rectangular piece along circumference direction fixed mounting on the outer wall of T head bolt, the bottom at rectangular piece of hindrance board fixed mounting, the hindrance spring is located the standing groove, gland nut and T head bolt threaded connection. The utility model has the effect of enhancing the locking performance of the child workbench and the father workbench.

Description

Self-positioning microstrain workbench resident locking device

Technical Field

The utility model relates to the field of workbench equipment, in particular to a self-positioning microstrain workbench resident locking device.

Background

The working table resident locking device is an effective positioning locking mechanism which is commonly adopted, and has the main functions of performing resident locking on the child working table and the parent working table, so that the child working table and the parent working table form rigid connection, and no relative displacement is generated between the child working table and the parent working table when the child working table receives alternating load.

Traditional locking means includes locking handle, installs the T shape guide rail on father's workstation top and installs the connecting block in son workstation bottom, and the connecting block has seted up the T shape recess corresponding with T shape guide rail towards the one end of father's workstation, connecting block and T shape guide rail sliding connection, locking handle runs through the outer wall of connecting block, and with T shape guide rail butt, makes connecting block and T shape guide rail do not take place relative movement through twisting locking handle soon. The locking of traditional locking means locking handle at every turn can all lead to the fact the damage to connecting block and T shape guide rail, and long-time use can reduce the cooperation precision of connecting block and T shape guide rail, shortens the life of connecting block, simultaneously, when sub-workstation bears the high frequency vibration object, can lead to locking handle to have the phenomenon of looseness, causes the locking function inefficacy.

Disclosure of Invention

In order to strengthen the locking property of a child workbench and a parent workbench, the utility model provides a self-positioning micro-strain workbench resident locking device.

The utility model provides a self-positioning microstrain workbench resident locking device which adopts the following technical scheme:

a self-positioning microstrain workbench resident locking device comprises a parent workbench, a child workbench, a connecting block, a guide rail, a sliding block, a T-head bolt, a compression nut, a stress block and a top block;

the child workbench is positioned at the top end of the parent workbench;

the connecting block and the guide rail are both positioned at the top end of the father workbench, the connecting block and the guide rail are arranged in parallel, and a T-shaped groove is formed in the top end of the connecting block;

the sliding rail is positioned at the bottom end of the sub-workbench, a sliding groove matched with the guide rail is formed in the bottom end of the sliding block, and the sliding block is in sliding connection with the guide rail;

the sub-workbench is provided with a connecting hole corresponding to the connecting block;

the stress block is positioned at the connecting hole, and a first through hole is formed in the stress block along the vertical direction;

the top block is positioned at the bottom end of the stress block, the top end of the top block is abutted with the bottom end of the stress block, a second through hole and a placing groove are formed in the top block along the vertical direction, and the second through hole is communicated with the first through hole; the placing groove is formed in the bottom end of the top block and is communicated with the second through hole;

the first through hole and the second through hole are rectangular;

the T-head end of the T-head bolt is positioned in the T-shaped groove, and the threaded end of the T-head bolt sequentially penetrates through the second through hole and the first through hole and is positioned at the top end of the sub-workbench; the T-head bolt is provided with a rectangular block, a blocking plate and a blocking spring, the rectangular block is fixedly arranged on the outer wall of the T-head bolt along the circumferential direction of the T-head bolt, the rectangular block is in butt joint with the second through hole and the first through hole, the blocking plate is fixedly arranged at the bottom end of the rectangular block, the blocking spring is positioned in the placing groove, one end of the blocking spring is in butt joint with the blocking plate, and the other end of the blocking spring is in butt joint with the groove bottom of the placing groove;

the compression nut is positioned at the top end of the stress block and is in threaded connection with the T-head bolt.

Through adopting above-mentioned technical scheme, when child workstation and father workstation need lock, rotatory gland nut, because the spacing effect of rectangular block, T head screw can upwards move until the T head end of T head screw and the top cell wall butt of T shape recess, continue rotatory gland nut, stress block can apply a decurrent power for the kicking block, make stress block and kicking block simultaneously move downwards, until the top butt of kicking block bottom and connecting block, at this moment, hinder the spring compression, then rotatory gland nut again, because stress block and kicking block can' T continue the downwardly movement, stress block takes place the deformation, make stress block outer wall and connecting hole pore wall butt, and then reach the effect of strengthening the locking nature of child workstation and father workstation.

Optionally, still include briquetting and supporting component, the briquetting is located between gland nut and the stress piece, third through-hole and fourth through-hole have been vertically seted up on the briquetting, third through-hole and first through-hole intercommunication, supporting component one end is located the fourth through-hole, and the other end and child workstation top butt, supporting component and briquetting sliding connection, supporting component is used for supporting the briquetting at child workstation and father workstation relative motion in-process.

Optionally, the support assembly includes a set screw, a return spring, and a connecting rod; the holding screw is located the drill way department of fourth through-hole far-ion workstation, holding screw and briquetting threaded connection, reset spring places in the fourth through-hole, reset spring one of them end and holding screw fixed connection, the connecting rod is vertical to be placed, connecting rod one end and sub-workstation top butt, the other end is located the fourth through-hole, the one end fixed mounting who is located the fourth through-hole on the connecting rod has the limiting plate, the top and the reset spring fixed connection of limiting plate.

Optionally, the elastic force of the return spring is larger than the gravity of the pressing block.

Optionally, be provided with the ring board on the briquetting, ring board fixed mounting is in fourth hole department, the top and the bottom butt of limiting plate of ring board.

Through adopting above-mentioned technical scheme, the ring board can effectively prevent limiting plate roll-off fourth through-hole.

Optionally, a metal flat pad is installed between the compression nut and the pressing block.

Optionally, the stress block is a 65Mn forging stress block.

Optionally, the top block adopts a 45 # steel forging top block.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. when child workstation and father's workstation need lock, rotatory gland nut, because the spacing effect of rectangle piece, T head screw can upwards move until the T head end of T head screw and the top cell wall butt of T shape recess, continue rotatory gland nut, stress piece can apply a decurrent power for the kicking block, make stress piece and kicking block simultaneously move downwards, until the top butt of kicking block bottom and connecting block, at this moment, hinder the spring compression, later rotatory gland nut, because stress piece and kicking block can ' T continue to move downwards, stress piece takes place deformation, make stress piece outer wall and connecting hole pore wall butt, and then reach the effect of the tight lockability of strengthene workstation and father's workstation.

2. The device does not generate harmful external force to the sub-workbench, and prolongs the service life of the sliding block of the sub-workbench.

Drawings

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

Fig. 2 is a schematic partial structure of an embodiment of the present utility model.

Fig. 3 is a cross-sectional view of fig. 2.

Fig. 4 is an exploded view of a support assembly according to an embodiment of the present utility model.

Fig. 5 is a schematic view of the structure of a T-head screw according to an embodiment of the present utility model.

Reference numerals illustrate: 1. a parent workbench; 11. a guide rail; 12. a connecting block; 121. a T-shaped groove; 2. a sub-table; 21. a slide block; 211. a chute; 22. a connection hole; 3. a T-head bolt; 31. rectangular blocks; 32. an obstructing spring; 33. a blocking plate; 4. a compression nut; 5. briquetting; 51. a third through hole; 52. a fourth through hole; 53. a circular plate; 6. a stress block; 61. a first through hole; 62. triangular grooves; 7. a top block; 71. a second through hole; 72. a placement groove; 73. a boss; 8. a support assembly; 81. a set screw; 82. a return spring; 83. a connecting rod; 831. a limiting plate; 9. a metal flat pad.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

The embodiment of the utility model discloses a self-positioning micro-strain workbench resident locking device.

Referring to fig. 1, 2 and 3, a self-positioning micro-strain table resident locking device comprises a parent table 1, a child table 2, a guide rail 11, a sliding block 21, a connecting block 12, a T-head bolt 3, a compression nut 4, a pressing block 5, a stress block 6, a top block 7 and a supporting component 8.

Wherein the child workbench 2 is located at the top of the parent workbench 1. Guide rail 11 and connecting block 12 all parallel arrangement are on the top of father's workstation 1, and guide rail 11 and connecting block 12 all with father's workstation 1 fixed connection, guide rail 11 is T shape guide rail 11, and T shape recess 121 has been seted up on the top of connecting block 12, and T shape recess 121 sets up along the length direction of connecting block 12. A sliding groove 211 is formed in the bottom end of the sliding block 21, the sliding groove 211 is a T-shaped sliding groove 211, the sliding groove 211 is formed in the placing direction of the sliding block 21, the sliding block 21 is in sliding connection with the guide rail 11, and the child workbench 2 and the parent workbench 1 are enabled to slide relatively.

The sub-table 2 is provided with a connecting hole 22 along the vertical direction, and the connecting hole 22 is positioned above the connecting hole 22. The stress block 6 is located at the connecting hole 22, a first through hole 61 and a triangular groove 62 are formed in the stress block 6, the first through hole 61 is formed in the vertical direction, the first through hole 61 is rectangular, the triangular groove 62 is formed in the bottom end of the stress block 6, and the triangular groove 62 is communicated with the first through hole 61. The top block 7 is positioned at the bottom end of the stress block 6, the top end of the top block 7 is triangular, the top end of the top block 7 is positioned in the triangular groove 62, and the triangular outer wall of the top end of the top block 7 is abutted with the groove wall of the triangular groove 62; the top block 7 is provided with a second through hole 71 and a placing groove 72, the second through hole 71 is formed in a vertical direction, the second through hole 71 is rectangular, the second through hole 71 is communicated with the first through hole 61, the placing groove 72 is formed in the bottom end of the top block 7, the placing groove 72 is formed in a vertical direction, and the placing groove 72 is communicated with the second through hole 71; a boss 73 is fixedly arranged on the outer wall of the top block 7, and the top end of the boss 73 is abutted with the bottom end of the sub-workbench 2; the briquetting 5 is located stress piece 6 top, the top butt of the bottom of briquetting 5 and stress piece 6, third through hole 51 and four fourth through holes 52 have been seted up on the briquetting 5, third through hole 51 and fourth through hole 52 are all vertical setups, third through hole 51 is the rectangle, and third through hole 51 and first through hole 61 intercommunication, four fourth through holes 52 are located briquetting 5 top four corners department respectively, still be provided with four ring plates 53 on the briquetting 5, a ring plate 53 installs in a fourth through hole 52 department, and ring plate 53 and briquetting 5 fixed connection. In the embodiment of the utility model, the stress block is a 65Mn forge piece stress block, and the top block 7 is a 45 # steel forge piece top block 7.

Referring to fig. 2, 3 and 4, the support assembly 8 includes a set screw 81, a return spring 82 and a connecting rod 83. The fastening screw 81 is located at the orifice of the fourth through hole 52 far away from the sub-workbench 2, the fastening screw 81 is in threaded connection with the pressing block 5, and the joint of the fastening screw 81 and the pressing block 5 is coated with anti-loose glue, so that the connectivity of the fastening screw 81 and the pressing block 5 can be enhanced by the anti-loose glue. The reset spring 82 is placed in the fourth through hole 52, one end of the reset spring 82 is fixedly connected with the set screw 81, and the elastic force of the reset spring 82 is larger than the gravity of the pressing block 5. The connecting rod 83 is vertical to be placed, and connecting rod 83 one end and sub-workstation 2 top butt, and the other end is located fourth through hole 52, and the bottom of connecting rod 83 is the semicircle form, and the one end fixed mounting who is located fourth through hole 52 on the connecting rod 83 has limiting plate 831, limiting plate 831's top and reset spring 82 fixed connection, limiting plate 831's bottom and the top butt of ring board 53.

Referring to fig. 1, 3 and 5, two ends of the T-head bolt 3 are a T-head end and a threaded end, respectively, the T-head end of the T-head bolt 3 is located in the T-shaped groove 121, the threaded end of the T-head bolt 3 sequentially passes through the second through hole 71, the first through hole 61 and the third through hole 51, the threaded end of the T-head bolt 3 is located above the pressing block 5, the pressing nut 4 is located above the pressing block 5, and the pressing nut 4 is in threaded connection with the T-head bolt 3. A metal flat pad 9 is arranged between the compression nut 4 and the pressing block 5, and the rubber bottom plays a role in protecting the pressing block 5.

The T-head screw 3 is provided with a rectangular block 31, a blocking plate 33, and a blocking spring 32. The rectangular block 31 is fixedly arranged on the outer wall of the T-head bolt 3 along the circumferential direction of the T-head bolt 3, the outer wall of the rectangular block 31 is in butt joint with the hole wall of the second through hole 71 and the hole wall of the first through hole 61, and the rectangular block 31 is used for enabling the compression nut 4 and the T-head bolt 3 to rotate relatively when the compression nut 4 is screwed; the blocking plate 33 is positioned at the bottom end of the rectangular block 31 and is fixedly connected with the rectangular block 31; the blocking spring 32 is located in the placement groove 72, the blocking spring 32 is sleeved on the outer wall of the rectangular block 31 in a ring mode, one end of the blocking spring 32 is abutted against the top end of the blocking plate 33, and the other end of the blocking spring is abutted against the bottom of the placement groove 72. It is known that, when the child table 2 and the parent table 1 are relatively moved, a gap exists between the T-head end of the T-head screw 3 and the groove wall of the T-shaped groove 121, and a gap exists between the bottom end of the top block 7 and the top end of the connection block 12.

It can be known that, during the locking operation, only a small external force is generated to the parent table 1 and the child table 2, so that a positioning error between the parent table 1 and the child table 2 caused by the locking force can be avoided, and meanwhile, harmful stress is not generated between the sliding block 21 and the guide rail 11 and between the compression nut 4 and the T-head bolt 3.

The implementation principle of the device for normally stopping the self-positioning micro-strain workbench provided by the embodiment of the utility model is as follows: when the sub-workbench 2 needs to be locked, the compression nut 4 is rotated, due to the limiting effect of the rectangular block 31, the T-head bolt 3 moves upwards in the rotation process of the compression nut 4, after the T-head end of the T-head bolt 3 is abutted against the top end groove wall of the T-shaped groove 121, the compression nut 4 continues to rotate, the connecting rod 83 compresses the return spring 82, the connecting rod 83 slides into the fourth through hole 52, the pressing block 5 applies a downward force to the stress block 6, meanwhile, the stress block 6 applies a downward force to the top block 7, so that the top block 7 moves downwards, the spring 32 is blocked from being compressed, after the bottom end of the top block 7 abuts against the top end of the connecting block 12, the top block 7 applies an upward force to the stress block 6, the top end of the top block 7 is triangular, the upward force applied to the stress block 6 is dispersed to the periphery, and the outer wall of the stress block 6 is abutted against the wall of the connecting hole 22, and at the moment, the locking is completed. When the sub-workbench 2 needs to move, the stress block 6 releases the stress first, the stress block 6 is restored to the original state, the gap between the stress block 6 and the wall of the connecting hole 22 is repeatedly restored, the compression nut 4 continues to rotate, the return spring 82 and the blocking spring 32 restore, the pressing block 5, the stress block 6 and the top block 7 move upwards, and finally the T-head bolt 3 moves downwards, so that the T-head end of the T-head bolt 3 is not contacted with the top end groove wall of the T-shaped groove 121.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (8)

1. The utility model provides a self-align little strain table resident locking means which characterized in that: the device comprises a father workbench (1), a son workbench (2), a connecting block (12), a guide rail (11), a sliding block (21), a T-head screw bolt (3), a compression nut (4), a stress block (6) and a top block (7);

the child workbench (2) is positioned at the top end of the parent workbench (1);

the connecting block (12) and the guide rail (11) are both positioned at the top end of the parent workbench (1), the connecting block (12) and the guide rail (11) are arranged in parallel, and a T-shaped groove (121) is formed in the top end of the connecting block (12);

the guide rail (11) is positioned at the bottom end of the sub-workbench (2), a sliding groove (211) matched with the guide rail (11) is formed in the bottom end of the sliding block (21), and the sliding block (21) is in sliding connection with the guide rail (11);

the sub-workbench (2) is provided with a connecting hole (22) corresponding to the connecting block (12);

the stress block (6) is positioned at the connecting hole (22), and a first through hole (61) is formed in the stress block (6) along the vertical direction;

the top block (7) is positioned at the bottom end of the stress block (6), the top end of the top block (7) is abutted to the bottom end of the stress block (6), a second through hole (71) and a placing groove (72) are formed in the top block (7) along the vertical direction, and the second through hole (71) is communicated with the first through hole (61); the placing groove (72) is formed in the bottom end of the top block (7), and the placing groove (72) is communicated with the second through hole (71);

the first through hole (61) and the second through hole (71) are rectangular;

the T-head end of the T-head bolt (3) is positioned in the T-shaped groove (121), and the threaded end of the T-head bolt (3) sequentially passes through the second through hole (71) and the first through hole (61) and is positioned at the top end of the sub-workbench (2); the T-head bolt (3) is provided with a rectangular block (31), a blocking plate (33) and a blocking spring (32), the rectangular block (31) is fixedly arranged on the outer wall of the T-head bolt (3) along the circumferential direction of the T-head bolt (3), the rectangular block (31) is in butt joint with the second through hole (71) and the first through hole (61), the blocking plate (33) is fixedly arranged at the bottom end of the rectangular block (31), the blocking spring (32) is positioned in the placing groove (72), one end of the blocking spring (32) is in butt joint with the blocking plate (33), and the other end of the blocking spring is in butt joint with the groove bottom of the placing groove (72);

the compression nut (4) is positioned at the top end of the stress block (6), and the compression nut (4) is in threaded connection with the T-head bolt (3).

2. The self-positioning microstrain table resident locking device of claim 1, wherein: still include briquetting (5) and supporting component (8), briquetting (5) are located between gland nut (4) and stress piece (6), third through-hole (51) and fourth through-hole (52) have been vertically seted up on briquetting (5), third through-hole (51) and first through-hole (61) intercommunication, supporting component (8) one end is located fourth through-hole (52), and the other end and sub-workstation (2) top butt, supporting component (8) and briquetting (5) sliding connection, supporting component (8) are used for supporting briquetting (5) in sub-workstation (2) and father workstation (1) relative motion in-process.

3. The self-positioning microstrain table resident locking device of claim 2, wherein: the support assembly (8) comprises a set screw (81), a return spring (82) and a connecting rod (83); set screw (81) are located the drill way department that sub-workstation (2) was kept away from to fourth via hole (52), set screw (81) and briquetting (5) threaded connection, reset spring (82) are placed in fourth via hole (52), reset spring (82) one of them end and set screw (81) fixed connection, connecting rod (83) are vertical to be placed, connecting rod (83) one end and sub-workstation (2) top butt, the other end is located fourth via hole (52), one end fixed mounting who is located fourth via hole (52) on connecting rod (83) has limiting plate (831), the top and reset spring (82) fixed connection of limiting plate (831).

4. A self-positioning microstrain table resident locking device according to claim 3, wherein: the elastic force of the return spring (82) is larger than the gravity of the pressing block (5).

5. A self-positioning microstrain table resident locking device according to claim 3, wherein: the pressing block (5) is provided with a circular ring plate (53), the circular ring plate (53) is fixedly arranged at the fourth through hole (52), and the top end of the circular ring plate (53) is abutted to the bottom end of the limiting plate (831).

6. The self-positioning microstrain table resident locking device of claim 2, wherein: a metal flat pad (9) is arranged between the compression nut (4) and the pressing block (5).

7. The self-positioning microstrain table resident locking device of claim 1, wherein: the stress block (6) is a 65Mn forging stress block.

8. The self-positioning microstrain table resident locking device of claim 1, wherein: and the top block (7) is a 45 # steel forging top block.