CN217122519U

CN217122519U - Sectional type robot arm adds clamping apparatus

Info

Publication number: CN217122519U
Application number: CN202220877503.7U
Authority: CN
Inventors: 陆军; 徐明生
Original assignee: Changzhou Jintan Chenghui Machinery Manufacture Co ltd
Current assignee: Changzhou Jintan Chenghui Machinery Manufacture Co ltd
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2022-08-05
Anticipated expiration: 2032-04-15

Abstract

The utility model discloses a sectional type robot arm adds clamping apparatus relates to anchor clamps technical field. The sectional type robot arm machining clamp comprises a machining table provided with a T-shaped sliding groove, wherein a first clamping mechanism and a second clamping mechanism which are connected through bolts are arranged at two ends of the machining table respectively, and the first clamping mechanism and the second clamping mechanism are arranged oppositely. The processing clamp is convenient to disassemble and assemble, easy to adjust, convenient to maintain, material-saving and manual, and capable of clamping arms with different lengths, and is wider in application.

Description

Sectional type robot arm adds clamping apparatus

Technical Field

The utility model relates to a machine tool clamp technical field especially is used for anchor clamps of robot arm processing.

Background

The robot is a complex and precise machine, and related parts of the robot have relatively high requirements on machining precision, which puts higher requirements on the design of the clamp. The arm of robot adds clamping apparatus is a whole mostly at present, because arm length is longer, consequently need consume the panel of corresponding length when preparation anchor clamps base, to the arm of different length, probably still need make the anchor clamps base again, and panel consumption is big, and wastes time and energy.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the utility model provides a following technical scheme:

a sectional type robot arm machining clamp comprises a machining table provided with a T-shaped sliding groove, wherein a first clamping mechanism and a second clamping mechanism which are connected through bolts are arranged at two ends of the machining table respectively, the first clamping mechanism and the second clamping mechanism are arranged oppositely, the first clamping mechanism comprises a first base, a fixed clamping piece which is connected through bolts is arranged on the first base, a positioning rod and an adjusting rod I which are connected vertically are arranged on the periphery of the fixed clamping piece, a transverse positioning bolt is arranged at the top of the positioning rod, the top of the adjusting rod I is in limit connection with the middle of a limiting block I through bolts, the outer end of the limiting block I is in compression fit with the top of a supporting rod I, the supporting rod I is vertically connected with one edge of the base, and a first tightening rod I which is connected vertically is arranged in the middle of the first base; the second clamping mechanism comprises a second base, two symmetrical support rods are perpendicularly arranged at two ends of the inner side of the second base, the tops of the two support rods are in tight press fit with the outer ends of the limiting blocks, the middle parts of the two limiting blocks are in limited connection with the tops of the two adjusting rods through bolts, the bottoms of the two adjusting rods are perpendicularly connected with the second base, transverse positioning bolts are arranged in the middle parts of the two adjusting rods, perpendicularly connected positioning pins are arranged below the inner ends of the two limiting blocks, and a second tightening rod perpendicularly connected with the second base is arranged below the positioning pins.

Furthermore, a U-shaped opening is formed in the edge of the fixing clamp, and the first tightening rod is located in the U-shaped opening.

Furthermore, a concave opening is arranged at a bulge at the bottom of the inner end of the limiting block.

Furthermore, the positioning rods are positioned on the left side and the right side of the fixing clamp.

Furthermore, a positioning block connected with a bolt is arranged on the outer side edge of the second base, and the positioning block is in limit connection with the movable clamping piece through a limiting pin.

Further, the inner side edge of the movable clamping piece is provided with an arc opening, and two ends of the movable clamping piece are provided with bolt sliding grooves.

Furthermore, the middle part of the positioning block is provided with an adjusting bolt which is in press fit with the movable clamp.

Furthermore, both sides all are equipped with U type bolt spout around the base one and about the base two.

Compared with the prior art, the beneficial effects of the utility model are that: the arm processing clamp is convenient to disassemble and assemble, easy to adjust and convenient to maintain, saves materials and labor, can clamp arms with different lengths, and is wider in application.

Drawings

Fig. 1 is the overall schematic view of the robot arm clamp of the utility model.

Fig. 2 is a schematic view of the whole structure of the clamp of the present invention.

Fig. 3 is a schematic view of a first clamping mechanism of the present invention.

Fig. 4 is a schematic structural view of a part of the first clamping mechanism of the present invention.

Fig. 5 is a schematic view of a second clamping mechanism of the present invention.

Fig. 6 is a schematic view of a part of the second clamping mechanism of the present invention.

In FIGS. 1-6: 1. an arm; 2. a processing table; 31. a first base; 32. a second base; 41. a first supporting rod; 42. a second supporting rod; 51. adjusting a rod I; 52. a second adjusting rod; 61. a first limiting block; 62. a second limiting block; 71. a first tightening rod; 72. a second tightening rod; 73. a concave opening; 74. positioning pins; 81. positioning a rod; 91. fixing the clamp; 92. a movable clamp; 93. positioning blocks; 94. a spacing pin; 95. adjusting the bolt; a U-shaped opening; 12. a bolt chute; 13. and (4) arc opening.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention.

As shown in fig. 1 to 6, a sectional robot arm machining fixture includes a machining table 2 with a T-shaped chute, wherein a first clamping mechanism and a second clamping mechanism connected by a bolt are respectively arranged at two ends of the machining table 2, and the first clamping mechanism and the second clamping mechanism are arranged oppositely; the first clamping mechanism comprises a first base 31, a fixed clamping piece 91 connected through a bolt is arranged on the first base 31, a positioning rod 81 and an adjusting rod 51 which are vertically connected are arranged around the fixed clamping piece 91, a transverse positioning bolt is arranged at the top of the positioning rod 81, the top of the adjusting rod 51 is in limited connection with the middle of a first limiting block 61 through a bolt, the outer end of the first limiting block 61 is in pressed fit with the top of a first supporting rod 41, the first supporting rod 41 is vertically connected with the edge of the first base 31, and a first tightening rod 71 which is vertically connected is arranged in the middle of the first base 31; the second clamping mechanism comprises a second base 32, two symmetrical supporting rods 42 are perpendicularly arranged at two ends of the inner side of the second base 32, the tops of the two supporting rods 42 are in press fit with the outer ends of two limit blocks 62, the middle parts of the two limit blocks 62 are in limit connection with the tops of the two adjusting rods 52 through bolts, the bottoms of the two adjusting rods 52 are perpendicularly connected with the second base 32, transverse positioning bolts are arranged in the middle parts of the two adjusting rods 52, positioning pins 74 perpendicularly connected are arranged below the inner ends of the two limit blocks 62, and two tightening rods 72 perpendicularly connected with the second base 32 are arranged below the positioning pins 74.

By the arrangement, the first clamping mechanism can quickly clamp the large joint of the robot arm, and the second clamping mechanism can quickly clamp the small joint of the robot arm; the two clamping mechanisms are separately designed, so that the workpiece can be conveniently assembled and disassembled and maintained at the later stage, and the material of the base part is also saved.

As shown in fig. 3-4, the edge of the fixing clip 91 is provided with a U-shaped opening 11, and the tightening rod one 71 is located in the U-shaped opening 11; the arrangement makes the clamp structure more compact and reasonable.

As shown in fig. 1-3, a concave opening 73 is formed at the bottom of the inner end of the first limiting block 61; the concave opening 73 is just clamped on the rib on the front side of the arm facet joint to prevent the arm facet joint from vibrating up and down.

As shown in fig. 1-3, the positioning rods 81 are located on the left and right sides of the fixing clip 91; so set up and can prevent that the arm facet joint from rocking about.

As shown in fig. 6, a positioning block 93 connected with a bolt is arranged on the outer edge of the second base 32, and the positioning block 93 is in limit connection with the movable clamp 92 through a limit pin 94; the limiting connection arrangement can more conveniently tighten and unload the workpiece.

As shown in fig. 1 and 6, an arc opening 13 is formed at the inner side edge of the movable clamp 92, and bolt sliding grooves 12 are formed at the two ends; the arc opening 13 is attached to the outer circle of the large joint of the arm, so that clamping is more stable; the bolt sliding groove 12 can adjust the position of the movable clamp 92 and can fasten the movable clamp 92 through the bolt in the sliding groove.

As shown in fig. 6, an adjusting bolt 95 is disposed in the middle of the positioning block 93, and the adjusting bolt 95 is in press fit with the movable clamp 92; the movable clamp 92 can be further limited by rotating the adjusting bolt 95, so that the workpiece can be clamped more stably.

As shown in fig. 1-2, the front and rear sides of the first base 31 and the left and right sides of the second base 32 are both provided with U-shaped bolt sliding grooves; therefore, the front, back, left and right positions of the clamp can be adjusted more conveniently.

More specifically, the first clamping mechanism and the second clamping mechanism are connected to the machining table 2 by bolts as shown in fig. 2 before the clamping arm 1.

When the robot arm is clamped, according to the figure 1, the cambered surface of the arm is set to be the front surface, the front surface is upward, the large joint is placed on the second base 32, and the circular ring part on the back surface is propped against the circular arc opening 13 of the movable clamping piece 92; the small joint is placed on the first base 31, so that the small circular ring on the back side is sleeved on the fixing clamp piece 91; then respectively screwing the two bolts connecting the base with the processing table 2; adjusting the first tightening rod 71 and the second tightening rod 72 to proper heights to enable the processing surface of the arm to be horizontal; the adjusting screw 95 is then rotated to keep the arm 1 fixed to the jig in the forward and backward directions.

Then according to the figure 1, the first limiting blocks 61 and the second limiting blocks 62 are adjusted to the positions as shown in the figure, the concave openings 73 are clamped on ribs on the front face of the facet joints, the positioning pins 74 prop against the inner plane of the facet joints, the first supporting rods 41 and the second supporting rods 42 are adjusted at the same time, the two ends of each limiting block are kept balanced, and finally nuts above all the limiting blocks are screwed down, so that the vertical direction of the arm 1 is kept fixed with the clamp.

Finally, the transverse positioning bolts on the positioning rod 81 and the second adjusting rod 52 are adjusted to ensure that the left and right directions of the arm 1 are fixed with the clamp. Thus, the arm 1 is clamped.

When clamping arms 1 of the same type and different sizes, clamping can be achieved by only replacing the fixed clamping piece 91 and the movable clamping piece 92 of different sizes and adjusting the distance between the first base 31 and the second base 32, so that the clamping is convenient and fast, and materials and labor are saved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a sectional type robot arm adds clamping apparatus, is including processing platform (2) that are equipped with T type spout, processing platform (2) both ends are provided with bolted connection's first clamp dress mechanism and second respectively and press from both sides dress mechanism, and first clamp dress mechanism and second press from both sides the relative setting of dress mechanism, its characterized in that: the first clamping mechanism comprises a first base (31), a fixed clamping piece (91) connected through bolts is arranged on the first base (31), a positioning rod (81) and an adjusting rod I (51) which are vertically connected are arranged on the periphery of the fixed clamping piece (91), a transverse positioning bolt is arranged at the top of the positioning rod (81), the top of the adjusting rod I (51) is in limited connection with the middle of the limiting block I (61) through bolts, the outer end of the limiting block I (61) is in pressed fit with the top of the supporting rod I (41), the supporting rod I (41) is vertically connected with the edge of the first base (31), and a first tightening rod I (71) which is vertically connected is arranged in the middle of the first base (31); the second presss from both sides dress mechanism and includes base two (32), the inboard side both ends of base two (32) are equipped with two (42) of bracing pieces of symmetry perpendicularly, bracing piece two (42) top and two (62) outer ends of stopper press fit, two (62) middle parts of stopper pass through bolt limit connection with adjusting two (52) tops of pole, the bottom and two (32) of base of adjusting pole two (52) are connected perpendicularly, it is equipped with horizontal positioning bolt to adjust two (52) middle parts of pole, stopper two (62) inner below is equipped with locating pin (74) of perpendicular connection, locating pin (74) below is equipped with two (72) of the tight pole of the top of being connected perpendicularly with base two (32).

2. The segmented robot arm machining clamp of claim 1, wherein: the edge of the fixed clamping piece (91) is provided with a U-shaped opening (11), and the tightening rod I (71) is located in the U-shaped opening (11).

3. The segmented robot arm machining clamp of claim 1, wherein: and a concave opening (73) is formed in the protruding part of the bottom of the inner end of the first limiting block (61).

4. The segmented robot arm machining clamp of claim 1, wherein: the positioning rods (81) are positioned at the left side and the right side of the fixed clamping piece (91).

5. The segmented robot arm machining clamp of claim 1, wherein: and the outer edge of the second base (32) is provided with a positioning block (93) connected with a bolt, and the positioning block (93) is in limit connection with the movable clamp (92) through a limit pin (94).

6. The segmented robot arm machining clamp of claim 5, wherein: the inner side edge of the movable clamping piece (92) is provided with an arc opening (13), and two ends of the movable clamping piece are provided with bolt sliding grooves (12).

7. The segmented robot arm machining clamp of claim 5, wherein: and the middle part of the positioning block (93) is provided with an adjusting bolt (95), and the adjusting bolt (95) is in press fit with the movable clamping piece (92).

8. The segmented robot arm machining clamp of claim 1, wherein: the front side and the rear side of the first base (31) and the left side and the right side of the second base (32) are respectively provided with a U-shaped bolt sliding groove.